/* =====================================================
   软技资源库 - 全局主题 assets/css/theme.css
   包含：CSS变量、布局、通用组件、响应式
   ===================================================== */

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ---- CSS 变量（亮色） ---- */
:root {
  --sidebar-w:   240px;
  --sidebar-collapsed-w: 86px;
  --topbar-h:    64px;
  --bg:          #f5f7fb;
  --bg-sub:      #edf2f8;
  --bg-soft:     #f8fbff;
  --bg-hover:    #e4ebf5;
  --surface:     rgba(255,255,255,.88);
  --surface-strong:#ffffff;
  --border:      rgba(134,152,177,.25);
  --border-light:rgba(134,152,177,.16);
  --text:        #10233c;
  --text-2:      #42536b;
  --text-3:      #71829a;
  --accent:      #1f5eff;
  --accent-strong:#153ea8;
  --accent-light:#e8f0ff;
  --accent-hover:#194dd2;
  --accent-glow: rgba(31,94,255,.18);
  --tag-bg:      #edf4ff;
  --tag-text:    #2255c7;
  --green:       #159f65;
  --green-bg:    #ebfbf3;
  --orange:      #de7a1f;
  --orange-bg:   #fff5e9;
  --purple:      #6e58d9;
  --purple-bg:   #f1efff;
  --red:         #d14d5d;
  --red-bg:      #fff0f2;
  --yellow:      #c69119;
  --yellow-bg:   #fff8db;
  --radius:      10px;
  --radius-lg:   18px;
  --radius-xl:   24px;
  --shadow-sm:   0 10px 30px rgba(18,44,88,.06);
  --shadow:      0 18px 42px rgba(18,44,88,.10);
  --shadow-lg:   0 28px 70px rgba(18,44,88,.16);
  --shadow-inset: inset 0 1px 0 rgba(255,255,255,.7);
  --font-sans:   'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-head:   'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --content-max: 1180px;
  --sidebar-glass-top: rgba(255,255,255,.76);
  --sidebar-glass-bottom: rgba(255,255,255,.32);
  --sidebar-sheen-top: rgba(31,94,255,.08);
  --sidebar-sheen-bottom: rgba(31,94,255,.03);
  --focus-ring: rgba(31,94,255,.34);
}

/* ---- 暗色模式变量 ---- */
[data-theme="dark"] {
  --bg:          #08111f;
  --bg-sub:      #101b2c;
  --bg-soft:     #0c1626;
  --bg-hover:    #162337;
  --surface:     rgba(16,27,44,.88);
  --surface-strong:#111e32;
  --border:      rgba(103,133,175,.24);
  --border-light:rgba(103,133,175,.14);
  --text:        #eef5ff;
  --text-2:      #b0c2d8;
  --text-3:      #7f93ad;
  --accent:      #5d8dff;
  --accent-strong:#90b1ff;
  --accent-light:#14284b;
  --accent-hover:#79a0ff;
  --accent-glow: rgba(93,141,255,.28);
  --tag-bg:      #172949;
  --tag-text:    #9db8ff;
  --green:       #52d696;
  --green-bg:    #0c2f23;
  --orange:      #ffaf59;
  --orange-bg:   #33210d;
  --purple:      #b59cff;
  --purple-bg:   #241a42;
  --red:         #ff8a9b;
  --red-bg:      #351821;
  --yellow:      #ffd76a;
  --yellow-bg:   #352a0c;
  --shadow-sm:   0 12px 28px rgba(1,8,20,.30);
  --shadow:      0 18px 42px rgba(1,8,20,.40);
  --shadow-lg:   0 28px 72px rgba(1,8,20,.50);
  --shadow-inset: inset 0 1px 0 rgba(255,255,255,.03);
  --sidebar-glass-top: rgba(11,20,35,.96);
  --sidebar-glass-bottom: rgba(8,14,25,.92);
  --sidebar-sheen-top: rgba(93,141,255,.12);
  --sidebar-sheen-bottom: rgba(93,141,255,.04);
  --focus-ring: rgba(93,141,255,.42);
}

/* ---- 基础 ---- */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top, rgba(31,94,255,.12), transparent 32%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 22%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.65;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  transition: background .2s, color .2s;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; }
body.nav-open { overflow: hidden; }
button:focus:not(:focus-visible),
a:focus:not(:focus-visible),
input:focus:not(:focus-visible),
select:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) { outline: none; }
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* =====================================================
   知识库布局
   ===================================================== */
.kb-layout { display: flex; min-height: 100vh; }

/* 侧边栏 */
.kb-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  height: 100vh;
  position: fixed;
  top: 0; left: 0;
  border-right: 1px solid var(--border);
  background:
    linear-gradient(180deg, var(--sidebar-glass-top) 0%, var(--sidebar-glass-bottom) 100%),
    linear-gradient(180deg, var(--surface) 0%, color-mix(in srgb, var(--bg-sub) 92%, transparent) 100%);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow: hidden;
  transition: background .2s, border-color .2s, transform .25s ease;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.kb-sidebar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--sidebar-sheen-top), transparent 24%, transparent 76%, var(--sidebar-sheen-bottom));
  pointer-events: none;
}
.kb-sidebar__head {
  padding: 18px 16px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.kb-sidebar__head-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.kb-brand { display: flex; align-items: center; gap: 8px; color: var(--text); }
.kb-brand__text {
  min-width: 0;
}
.kb-brand__icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: #fff;
  box-shadow: 0 14px 28px var(--accent-glow);
}
.kb-brand__name { font-size: 15px; font-weight: 800; line-height: 1.2; letter-spacing: .01em; }
.kb-brand__sub { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.kb-sidebar-toggle {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: background .12s, color .12s, border-color .12s, transform .12s, box-shadow .12s;
  box-shadow: var(--shadow-inset);
}
.kb-sidebar-toggle svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.kb-sidebar-toggle:hover {
  background: var(--surface-strong);
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  box-shadow: var(--shadow-sm);
}

/* 侧边搜索 */
.kb-search {
  margin: 14px 12px 0;
  position: relative;
  z-index: 1;
  padding: 4px;
  overflow: hidden;
  border-radius: 18px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 94%, transparent) 0%, color-mix(in srgb, var(--bg-sub) 86%, transparent) 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.kb-search input {
  width: 100%;
  height: 42px;
  padding: 0 14px 0 50px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface-strong) 86%, transparent);
  font-size: 13px;
  color: var(--text);
  line-height: 42px;
  white-space: nowrap;
  overflow-x: auto;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s, transform .15s;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35);
}
.kb-search input:focus {
  border-color: color-mix(in srgb, var(--accent) 34%, transparent);
  box-shadow: 0 0 0 4px var(--accent-glow);
  background: var(--surface-strong);
  transform: translateY(-1px);
}
.kb-search input::placeholder { color: var(--text-3); }
.kb-search__icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
  width: 14px;
  height: 14px;
  opacity: .78;
  z-index: 2;
}
.kb-search__panel,
.inline-search__panel {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  padding: 8px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 96%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  z-index: 25;
}
.inline-search {
  position: relative;
}
.kb-search__results {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: min(360px, 60vh);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.kb-search__results::-webkit-scrollbar {
  width: 6px;
}
.kb-search__results::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
}
.kb-search__result,
.inline-search__result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  color: var(--text);
  transition: background .12s, transform .12s;
}
.kb-search__result:hover,
.kb-search__result.is-active,
.inline-search__result:hover,
.inline-search__result.is-active {
  background: color-mix(in srgb, var(--accent-light) 62%, var(--surface-strong));
  transform: translateX(2px);
}
.kb-search__result-icon,
.inline-search__result-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--accent-light) 82%, var(--surface-strong));
  color: var(--accent);
}
.kb-search__result-icon[data-tone="green"],
.inline-search__result-icon[data-tone="green"] {
  background: color-mix(in srgb, var(--green-bg) 90%, var(--surface-strong));
  color: var(--green);
}
.kb-search__result-icon[data-tone="purple"],
.inline-search__result-icon[data-tone="purple"] {
  background: color-mix(in srgb, var(--purple-bg) 90%, var(--surface-strong));
  color: var(--purple);
}
.kb-search__result-body,
.inline-search__result-body {
  min-width: 0;
  flex: 1;
}
.kb-search__result-title,
.inline-search__result-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kb-search__result-meta,
.inline-search__result-meta {
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kb-search__footer,
.inline-search__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 4px;
  font-size: 11px;
  color: var(--text-3);
}
.kb-search__footer a,
.inline-search__footer a {
  color: var(--accent);
  font-weight: 700;
}
.kb-search__empty,
.inline-search__empty {
  padding: 14px 12px;
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
}

/* 导航菜单 */
.kb-nav {
  flex: 1; overflow-y: auto;
  padding: 10px 8px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  position: relative;
  z-index: 1;
}
.kb-nav::-webkit-scrollbar { width: 3px; }
.kb-nav::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.kb-nav__label {
  font-size: 10px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-3); padding: 10px 10px 5px;
}
.kb-nav__item {
  position: relative;
  display: flex; align-items: center; gap: 7px;
  padding: 10px 12px; border-radius: 14px;
  font-size: 13px; color: var(--text-2);
  transition: background .12s, color .12s, transform .12s, border-color .12s, box-shadow .12s;
  cursor: pointer; border: none; background: none;
  width: 100%; text-align: left;
  border: 1px solid transparent;
  overflow: hidden;
}
.kb-nav__item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: .9;
}
.kb-nav__item-text {
  min-width: 0;
  white-space: nowrap;
}
.kb-nav__item:hover { background: color-mix(in srgb, var(--surface-strong) 70%, transparent); color: var(--text); border-color: var(--border); transform: translateX(2px); }
.kb-nav__item.is-active {
  background: linear-gradient(135deg, var(--accent-light) 0%, color-mix(in srgb, var(--accent-light) 45%, var(--surface-strong)) 100%);
  color: var(--accent);
  font-weight: 700;
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  box-shadow: 0 10px 24px var(--accent-glow);
}
.kb-nav__item.is-active::before {
  content: '';
  position: absolute;
  left: -1px;
  top: 8px;
  bottom: 8px;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-hover) 100%);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 16%, transparent);
}
.kb-nav__badge {
  margin-left: auto;
  background: var(--red); color: #fff;
  font-size: 10px; font-weight: 700;
  padding: 1px 5px; border-radius: 10px;
  min-width: 16px; text-align: center;
}

/* 侧边栏底部 */
.kb-sidebar__foot {
  padding: 10px 12px 14px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.kb-sidebar__foot-label {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 8px 12px 4px;
}
.kb-sidebar__foot-label + .kb-sidebar__foot-label {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-light);
}
.kb-sidebar__foot a,
.kb-sidebar__foot button {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-3);
  padding: 10px 12px; border-radius: 14px;
  transition: background .12s, color .12s, border-color .12s;
  border: none; background: none; cursor: pointer; width: 100%;
  border: 1px solid transparent;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.kb-sidebar__foot a svg,
.kb-sidebar__foot button svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.kb-sidebar__foot a:hover,
.kb-sidebar__foot button:hover { background: var(--surface-strong); color: var(--text-2); border-color: var(--border); }

/* 主内容区 */
.kb-main { margin-left: var(--sidebar-w); flex: 1; min-width: 0; display: flex; flex-direction: column; position: relative; transition: margin-left .22s ease; }

html.sidebar-collapsed .kb-sidebar,
html.sidebar-collapsed .admin-sidebar {
  width: var(--sidebar-collapsed-w);
}
html.sidebar-collapsed .kb-main {
  margin-left: var(--sidebar-collapsed-w);
}
html.sidebar-collapsed .kb-brand__text,
html.sidebar-collapsed .kb-search,
html.sidebar-collapsed .kb-nav__label,
html.sidebar-collapsed .kb-nav__item-text,
html.sidebar-collapsed .kb-sidebar__foot-label,
html.sidebar-collapsed .kb-sidebar__foot-text {
  display: none;
}
html.sidebar-collapsed .kb-sidebar__head {
  padding-left: 12px;
  padding-right: 12px;
}
html.sidebar-collapsed .kb-sidebar__head-row {
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
html.sidebar-collapsed .kb-brand {
  justify-content: center;
}
html.sidebar-collapsed .kb-nav {
  padding-left: 6px;
  padding-right: 6px;
}
html.sidebar-collapsed .kb-nav__item {
  justify-content: center;
  gap: 0;
  padding-left: 0;
  padding-right: 0;
  min-height: 44px;
}
html.sidebar-collapsed .kb-nav__item.is-active::before {
  left: 8px;
  top: 10px;
  bottom: 10px;
}
html.sidebar-collapsed .kb-nav__badge {
  position: absolute;
  top: 6px;
  right: 8px;
  margin-left: 0;
}
html.sidebar-collapsed .kb-sidebar__foot {
  padding-left: 10px;
  padding-right: 10px;
}
html.sidebar-collapsed .kb-sidebar__foot a,
html.sidebar-collapsed .kb-sidebar__foot button {
  justify-content: center;
  gap: 0;
  padding-left: 0;
  padding-right: 0;
  min-height: 42px;
}
html.sidebar-collapsed .kb-sidebar-toggle svg {
  transform: rotate(180deg);
}

/* 顶栏 */
.kb-topbar {
  height: var(--topbar-h);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; background: color-mix(in srgb, var(--surface) 94%, transparent);
  position: sticky; top: 0; z-index: 50; gap: 12px;
  transition: background .2s, border-color .2s;
  backdrop-filter: blur(18px);
}
.kb-topbar__breadcrumb {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; color: color-mix(in srgb, var(--text-3) 92%, transparent); min-width: 0;
  letter-spacing: .02em;
}
.kb-topbar__breadcrumb a { color: var(--text-3); }
.kb-topbar__breadcrumb a:hover { color: var(--accent); }
.kb-topbar__breadcrumb .current { color: var(--text); font-weight: 700; }
.kb-topbar__actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.kb-topbar__search-link { display: none; }
.kb-topbar__btn {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 9px 12px; border-radius: 14px;
  font-size: 12px; font-weight: 700;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  color: var(--text-2); cursor: pointer;
  transition: background .12s, color .12s, border-color .12s, box-shadow .12s, transform .12s; font-family: inherit;
  box-shadow: var(--shadow-inset);
  min-height: 42px;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.kb-topbar__btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}
.kb-topbar__btn:hover { background: var(--surface-strong); color: var(--text); border-color: color-mix(in srgb, var(--accent) 22%, var(--border)); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.kb-topbar__btn.primary { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%); border-color: transparent; color: #fff; box-shadow: 0 16px 28px var(--accent-glow); }
.kb-topbar__btn.primary:hover { background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent-strong) 100%); }
.kb-topbar__btn.icon-only { width: 42px; min-width: 42px; padding: 0; justify-content: center; }

/* 移动端汉堡 */
.kb-menu-toggle {
  display: none; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 14px;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  cursor: pointer; color: var(--text-2);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.kb-menu-toggle svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}
.kb-sidebar-toggle:active,
.kb-topbar__btn:active,
.kb-menu-toggle:active,
.kb-sidebar__foot a:active,
.kb-sidebar__foot button:active {
  transform: scale(.98);
}
.kb-sidebar__foot button[aria-pressed="true"],
.kb-topbar__btn[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent-light) 72%, var(--surface-strong));
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
}

/* 内容区 */
.kb-content { flex: 1; padding: 28px 28px 32px; max-width: var(--content-max); width: 100%; }

/* 移动端遮罩 */
.kb-overlay { display: none; position: fixed; inset: 0; background: rgba(6,16,34,.42); backdrop-filter: blur(4px); z-index: 99; }

/* 页脚 */
.kb-footer {
  border-top: 1px solid var(--border);
  padding: 16px 24px 20px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px;
  font-size: 12px; color: var(--text-3);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
}
.kb-footer a { color: var(--text-3); transition: color .12s; }
.kb-footer a:hover { color: var(--accent); }

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
  border-radius: 16px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 96%, transparent) 0%, color-mix(in srgb, var(--accent-light) 26%, var(--surface-strong)) 100%);
  color: var(--accent);
  box-shadow: var(--shadow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease, border-color .12s, box-shadow .12s, background .12s;
  z-index: 1200;
  backdrop-filter: blur(16px);
}
.back-to-top:hover {
  border-color: color-mix(in srgb, var(--accent) 48%, var(--border));
  box-shadow: var(--shadow-lg);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 68%, var(--surface-strong)) 0%, color-mix(in srgb, var(--accent-light) 28%, var(--surface-strong)) 100%);
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* =====================================================
   通用组件
   ===================================================== */

/* 页面标题 */
.page-header {
  position: relative;
  overflow: hidden;
  margin-bottom: 24px;
  padding: 22px 24px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 96%, transparent) 0%, color-mix(in srgb, var(--accent-light) 18%, var(--surface-strong)) 100%);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}
.page-header::after {
  content: '';
  position: absolute;
  right: -52px;
  top: -38px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent-light) 78%, var(--surface-strong));
  opacity: .72;
  pointer-events: none;
}
.page-header > * {
  position: relative;
  z-index: 1;
}
.page-header__copy {
  flex: 1 1 420px;
  min-width: 0;
}
.page-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  margin-bottom: 12px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3);
  box-shadow: var(--shadow-inset);
}
.page-header__title-line {
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-header__title-line > div {
  min-width: 0;
}
.page-header__title-icon {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #fff;
  box-shadow: 0 16px 28px var(--accent-glow);
}
.page-header__title-icon svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.page-header__title-icon.tone-green {
  background: linear-gradient(135deg, #1aa26b 0%, #0d8a59 100%);
  box-shadow: 0 16px 28px rgba(21,159,101,.22);
}
.page-header__title-icon.tone-purple {
  background: linear-gradient(135deg, #7c63f0 0%, #6348dc 100%);
  box-shadow: 0 16px 28px rgba(110,88,217,.22);
}
.page-header__title-icon.tone-orange {
  background: linear-gradient(135deg, #f18a2b 0%, #d76e11 100%);
  box-shadow: 0 16px 28px rgba(222,122,31,.22);
}
.page-header h1 { font-size: 28px; font-weight: 800; color: var(--text); margin-bottom: 5px; font-family: var(--font-head); letter-spacing: -.02em; }
.page-header p { font-size: 14px; color: var(--text-3); max-width: 680px; }
.page-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-header--home {
  padding: 24px 26px;
}
.page-header--home p {
  max-width: 760px;
}
.home-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.home-section {
  scroll-margin-top: calc(var(--topbar-h) + 26px);
}
.home-tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 700;
  transition: color .12s, border-color .12s, background .12s, box-shadow .12s, transform .12s;
  box-shadow: var(--shadow-inset);
}
.home-tab::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 7px;
  height: 2px;
  border-radius: 999px;
  background: transparent;
  transition: background .12s;
}
.home-tab:hover,
.home-tab.is-active {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent-light) 82%, var(--surface-strong));
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.home-tab:hover::after,
.home-tab.is-active::after {
  background: var(--accent);
}
.home-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
  grid-auto-flow: dense;
}
.home-module {
  min-width: 0;
}
.home-module--full {
  grid-column: 1 / -1;
}
.home-module > .kb-block,
.home-module > .home-hero {
  margin-bottom: 0;
  height: 100%;
}
.home-hero {
  position: relative;
  min-height: 360px;
  padding: 24px;
  border-radius: 30px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #1f4fd7 0%, #102651 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.home-hero__meta,
.home-hero__controls {
  position: relative;
  z-index: 3;
}
.home-hero__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.home-hero__eyebrow,
.home-hero__counter {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(10,18,42,.22);
  color: rgba(255,255,255,.88);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .02em;
  backdrop-filter: blur(12px);
}
.home-hero__viewport {
  position: relative;
  min-height: 252px;
}
.home-hero__slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: stretch;
  padding: 24px 0 0;
  opacity: 0;
  pointer-events: none;
  transform: translateX(16px);
  transition: opacity .32s ease, transform .32s ease;
}
.home-hero__slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}
.home-hero__media,
.home-hero__media img,
.home-hero__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.home-hero__media img {
  object-fit: cover;
}
.home-hero__slide--blue .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(40,118,255,.86) 0%, rgba(11,30,76,.94) 100%);
}
.home-hero__slide--green .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(19,165,112,.84) 0%, rgba(7,55,40,.95) 100%);
}
.home-hero__slide--orange {
  background: linear-gradient(120deg, rgba(235,124,42,.84) 0%, rgba(71,34,12,.95) 100%);
}
.home-hero__slide--orange .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(235,124,42,.84) 0%, rgba(71,34,12,.95) 100%);
}
.home-hero__slide--purple .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(121,91,242,.84) 0%, rgba(35,22,74,.95) 100%);
}
.home-hero__slide--red .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(228,80,88,.84) 0%, rgba(72,18,28,.95) 100%);
}
.home-hero__slide--slate .home-hero__backdrop {
  background: linear-gradient(120deg, rgba(56,76,104,.84) 0%, rgba(17,26,40,.95) 100%);
}
.home-hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  width: min(700px, 100%);
  height: 100%;
  padding: 22px;
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(8,14,28,.06) 0%, rgba(8,14,28,.26) 100%);
  color: #fff;
}
.home-hero__copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.home-hero__copy h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.08;
  letter-spacing: -.03em;
  color: #fff;
}
.home-hero__copy p {
  margin: 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,.82);
}
.home-hero__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.home-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.home-hero__chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.88);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .01em;
}
.home-hero__cta {
  min-height: 42px;
  box-shadow: 0 18px 34px rgba(8,14,28,.22);
}
.home-hero__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
}
.home-hero__navs {
  display: flex;
  align-items: center;
  gap: 10px;
}
.home-hero__nav {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.14);
  color: #fff;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background .12s, transform .12s, box-shadow .12s;
}
.home-hero__nav:hover {
  background: rgba(255,255,255,.22);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.home-hero__dots {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}
.home-hero__dot {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 999px;
  background: rgba(255,255,255,.34);
  cursor: pointer;
  transition: width .16s, background .16s, transform .16s;
}
.home-hero__dot.is-active {
  width: 28px;
  background: #fff;
  transform: translateY(-1px);
}
@media (min-width: 769px) {
  .home-hero__slide[data-terminal="mobile"] {
    display: none;
  }
}
@media (max-width: 768px) {
  .home-hero__slide[data-terminal="pc"] {
    display: none;
  }
}
.home-stat-block .kb-block__body {
  padding: 16px;
}
.stat-row--home {
  margin-bottom: 0;
}
.home-module .empty-state,
.home-module .kb-list,
.home-module .card-grid {
  height: auto;
}
.home-announcement-block .kb-block__body {
  padding: 16px;
}
.home-announcement-block__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.home-announcement-block__read {
  border: 0;
  background: transparent;
  cursor: pointer;
}
.home-announcement-list {
  display: grid;
  gap: 12px;
}
.home-announcement-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, background .12s, box-shadow .12s, transform .12s, opacity .12s;
}
.home-announcement-item:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 26%, var(--surface-strong));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.home-announcement-item.is-read {
  opacity: .82;
  background: color-mix(in srgb, var(--bg-sub) 78%, var(--surface-strong));
}
.home-announcement-item__top,
.home-announcement-item__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.home-announcement-item .badge {
  flex-shrink: 0;
  margin-top: 1px;
}
.home-announcement-item__state {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-light) 86%, var(--surface-strong));
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
}
.home-announcement-item.is-read .home-announcement-item__state {
  background: color-mix(in srgb, var(--green-bg) 86%, var(--surface-strong));
  color: var(--green);
}
.home-announcement-item__body {
  flex: 1;
  min-width: 0;
}
.home-announcement-item__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.45;
}
.home-announcement-item__title-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color .12s;
}
.home-announcement-item__title-link:hover {
  color: var(--accent);
}
.home-announcement-item__note {
  margin-top: 5px;
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.7;
}
.home-announcement-item__action-link,
.home-announcement-item__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-inset);
  transition: border-color .12s, background .12s, color .12s, transform .12s;
}
.home-announcement-item__action-link:hover,
.home-announcement-item__mark:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 28%, var(--surface-strong));
  color: var(--accent);
  transform: translateY(-1px);
}
.home-announcement-item__mark {
  cursor: pointer;
}
.home-announcement-item.is-read .home-announcement-item__mark {
  border-color: color-mix(in srgb, var(--green) 24%, var(--border));
  background: color-mix(in srgb, var(--green-bg) 70%, var(--surface-strong));
  color: var(--green);
}
.home-announcement-popup[hidden] {
  display: none;
}
.home-announcement-popup {
  position: fixed;
  inset: 0;
  z-index: 250;
  display: grid;
  place-items: center;
  padding: 20px;
}
.home-announcement-popup__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6,16,34,.58);
  backdrop-filter: blur(10px);
}
.home-announcement-popup__dialog {
  position: relative;
  z-index: 1;
  width: min(620px, 100%);
  border-radius: 28px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent-light) 68%, transparent) 0%, transparent 42%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 98%, transparent) 0%, color-mix(in srgb, var(--accent-light) 16%, var(--surface-strong)) 100%);
  box-shadow: 0 28px 60px rgba(7,18,38,.28);
  overflow: hidden;
}
.home-announcement-popup__head,
.home-announcement-popup__body,
.home-announcement-popup__actions {
  padding: 20px 22px;
}
.home-announcement-popup__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 12%, var(--border));
}
.home-announcement-popup__close {
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  color: var(--text-2);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.home-announcement-popup__body h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.08;
  letter-spacing: -.03em;
  color: var(--text);
}
.home-announcement-popup__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}
.home-announcement-popup__body p + p {
  margin-top: 10px;
}
.home-announcement-popup__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid color-mix(in srgb, var(--accent) 12%, var(--border));
}
body.home-announcement-popup-open {
  overflow: hidden;
}
.home-section-intro {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.78;
  color: var(--text-3);
}
.home-creator-block .kb-block__body,
.home-activity-block .kb-block__body {
  padding: 16px;
}
.home-creator-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.home-creator-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 16px;
  border-radius: 22px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s;
}
.home-creator-card:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 24%, var(--surface-strong));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.home-creator-card__top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.home-creator-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  flex-shrink: 0;
  overflow: hidden;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 22%, var(--surface-strong)) 0%, color-mix(in srgb, var(--purple-bg) 92%, var(--surface-strong)) 100%);
  box-shadow: var(--shadow-inset);
}
.home-creator-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.home-creator-card__avatar-fallback {
  width: 100%;
  height: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
}
.home-creator-card__identity {
  min-width: 0;
  flex: 1;
}
.home-creator-card__headline {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.home-creator-card__headline strong {
  font-size: 15px;
  line-height: 1.35;
  color: var(--text);
}
.home-creator-card__role {
  margin-top: 3px;
  font-size: 12px;
  color: var(--text-3);
}
.home-creator-card__bio {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}
.home-creator-card__meta,
.home-activity-item__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.home-creator-card__meta-chip,
.home-activity-item__meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 10%, var(--border));
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-3);
  font-size: 11px;
  font-weight: 700;
}
.home-creator-card__foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.home-creator-card__highlight {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  font-size: 12px;
  color: var(--text-3);
}
.home-creator-card__highlight span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.home-creator-card__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 26%, var(--surface-strong));
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-inset);
  transition: border-color .12s, background .12s, transform .12s;
}
.home-creator-card__link:hover {
  border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 36%, var(--surface-strong));
  transform: translateY(-1px);
}
.home-activity-feed {
  display: grid;
  gap: 12px;
}
.home-activity-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s;
}
.home-activity-item:hover {
  border-color: color-mix(in srgb, var(--accent) 20%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 22%, var(--surface-strong));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.home-activity-item__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.home-activity-item__icon--blue {
  background: color-mix(in srgb, var(--accent-light) 62%, var(--surface-strong));
  color: var(--accent);
}
.home-activity-item__icon--green {
  background: color-mix(in srgb, var(--green-bg) 82%, var(--surface-strong));
  color: var(--green);
}
.home-activity-item__icon--orange {
  background: color-mix(in srgb, var(--orange-bg) 82%, var(--surface-strong));
  color: var(--orange);
}
.home-activity-item__icon--purple {
  background: color-mix(in srgb, var(--purple-bg) 82%, var(--surface-strong));
  color: var(--purple);
}
.home-activity-item__body {
  min-width: 0;
}
.home-activity-item__head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.home-activity-item__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.45;
}
.home-activity-item__title:hover {
  color: var(--accent);
}
.home-activity-item__desc {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-2);
}
.home-activity-item__meta {
  margin-top: 10px;
}
.home-activity-item__time {
  padding-top: 4px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
  white-space: nowrap;
}
.home-collections-block .kb-block__body {
  padding: 16px;
}
.collection-grid {
  display: grid;
  gap: 14px;
}
.collection-grid--home {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.collection-grid--page {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.collection-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  min-height: 100%;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s;
}
.collection-card:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 22%, var(--surface-strong));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.collection-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.collection-card__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.collection-card__title {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--text);
}
.collection-card__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.78;
  color: var(--text-2);
}
.collection-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.collection-card__meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 10%, var(--border));
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-3);
  font-size: 11px;
  font-weight: 700;
}
.collection-card__foot {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}
.collection-card__link {
  min-width: 0;
}
.collection-card--blue .collection-card__foot {
  color: var(--accent);
}
.collection-card--green .collection-card__foot {
  color: var(--green);
}
.collection-card--orange .collection-card__foot {
  color: var(--orange);
}
.collection-card--purple .collection-card__foot {
  color: var(--purple);
}
.collection-card--red .collection-card__foot {
  color: var(--red);
}
.collection-card--slate .collection-card__foot {
  color: var(--text-2);
}
.collection-hero__panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  min-height: 260px;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 96%, transparent) 0%, color-mix(in srgb, var(--accent-light) 18%, var(--surface-strong)) 100%);
  box-shadow: var(--shadow);
}
.collection-hero__panel-icon {
  width: 82px;
  height: 82px;
  border-radius: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--accent-light) 0%, color-mix(in srgb, var(--accent-light) 46%, var(--surface-strong)) 100%);
  color: var(--accent);
  box-shadow: var(--shadow-inset);
}
.collection-hero__panel-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.collection-hero__panel-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
}
.collection-hero__panel-desc {
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}
.collection-action-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.collection-action-form {
  min-width: 0;
}
.collection-action-btn {
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s, color .12s;
}
.collection-action-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  box-shadow: var(--shadow);
}
.collection-action-btn span {
  min-width: 0;
  flex: 1 1 auto;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
}
.collection-action-btn strong {
  flex-shrink: 0;
  font-size: 16px;
  font-weight: 800;
}
.collection-action-btn.is-active.is-subscribe {
  border-color: color-mix(in srgb, var(--orange) 34%, var(--border));
  background: color-mix(in srgb, var(--orange-bg) 76%, var(--surface-strong));
  color: var(--orange);
}
.collection-action-btn.is-active.is-favorite {
  border-color: color-mix(in srgb, var(--red) 34%, var(--border));
  background: color-mix(in srgb, var(--red-bg) 78%, var(--surface-strong));
  color: var(--red);
}
.collection-action-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-3);
}
.collection-entry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.collection-entry {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  min-height: 100%;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
  box-shadow: var(--shadow-sm);
}
.collection-entry.is-missing {
  border-style: dashed;
  background: color-mix(in srgb, var(--surface-2) 90%, transparent);
}
.collection-entry__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.collection-entry__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-inset);
}
.collection-entry__labels {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.collection-entry__title {
  display: block;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
  text-decoration: none;
}
.collection-entry__title:hover {
  color: var(--accent);
}
.collection-entry__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.76;
  color: var(--text-2);
}
.collection-entry__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.collection-entry__meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 10%, var(--border));
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-3);
  font-size: 11px;
  font-weight: 700;
}
.collection-entry__foot {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}
.collection-entry--blue .collection-entry__foot {
  color: var(--accent);
}
.collection-entry--green .collection-entry__foot {
  color: var(--green);
}
.collection-entry--orange .collection-entry__foot {
  color: var(--orange);
}
.collection-entry--purple .collection-entry__foot {
  color: var(--purple);
}
.collection-entry--red .collection-entry__foot {
  color: var(--red);
}
.collection-entry--slate .collection-entry__foot,
.collection-entry.is-missing .collection-entry__foot {
  color: var(--text-3);
}
.home-shortcut-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.home-shortcut-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 172px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s;
}
.home-shortcut-card:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--accent-light) 28%, var(--surface-strong));
}
.home-shortcut-card__icon,
.home-guide__action-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.home-shortcut-card__icon.tone-blue,
.home-guide__action-icon.tone-blue { background: var(--accent-light); color: var(--accent); }
.home-shortcut-card__icon.tone-green,
.home-guide__action-icon.tone-green { background: var(--green-bg); color: var(--green); }
.home-shortcut-card__icon.tone-orange,
.home-guide__action-icon.tone-orange { background: var(--orange-bg); color: var(--orange); }
.home-shortcut-card__icon.tone-purple,
.home-guide__action-icon.tone-purple { background: var(--purple-bg); color: var(--purple); }
.home-shortcut-card__icon.tone-red,
.home-guide__action-icon.tone-red { background: var(--red-bg); color: var(--red); }
.home-shortcut-card__icon.tone-slate,
.home-guide__action-icon.tone-slate { background: var(--bg-sub); color: var(--text-2); }
.home-shortcut-card__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
}
.home-shortcut-card__desc {
  flex: 1;
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.7;
}
.home-shortcut-card__meta {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
}
.home-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
}
.home-tag-cloud__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text-2);
  box-shadow: var(--shadow-sm);
  font-size: calc(12px * var(--tag-scale, 1));
  font-weight: 800;
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s, color .12s;
}
.home-tag-cloud__item:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
  background: color-mix(in srgb, var(--accent-light) 34%, var(--surface-strong));
  color: var(--accent);
}
.home-tag-cloud__item strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-light) 86%, var(--surface-strong));
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
}
.tag-spotlight {
  border-color: color-mix(in srgb, var(--purple) 18%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 96%, transparent) 0%, color-mix(in srgb, var(--purple-bg) 38%, var(--surface-strong)) 100%);
}
.tag-spotlight__eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.tag-spotlight__title {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--text);
}
.tag-spotlight__desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}
.tag-spotlight__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.tag-hub-hero {
  margin-bottom: 18px;
  border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent-light) 72%, transparent) 0%, transparent 40%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 98%, transparent) 0%, color-mix(in srgb, var(--accent-light) 24%, var(--surface-strong)) 100%);
}
.tag-hub-hero__eyebrow,
.tag-hub-hero__meta,
.tag-hub-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-hub-hero__headline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}
.tag-hub-hero__headline h1 {
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.05;
  letter-spacing: -.04em;
  color: var(--text);
}
.tag-hub-hero__pulse {
  min-width: 120px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--border));
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  box-shadow: var(--shadow-sm);
}
.tag-hub-hero__pulse span {
  display: block;
  font-size: 12px;
  color: var(--text-3);
}
.tag-hub-hero__pulse strong {
  display: block;
  margin-top: 4px;
  font-size: 24px;
  line-height: 1;
  color: var(--accent);
}
.tag-hub-hero__desc {
  margin-top: 12px;
  max-width: 820px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}
.tag-hub-hero__meta {
  margin-top: 16px;
}
.tag-hub-hero__actions {
  margin-top: 18px;
}
.tag-hub-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, .92fr);
  gap: 18px;
  align-items: start;
}
.tag-hub-main,
.tag-hub-sidebar {
  display: grid;
  gap: 18px;
}
.tag-trend {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
  min-height: 210px;
}
.tag-trend__item {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.tag-trend__value {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-2);
}
.tag-trend__bar {
  width: 100%;
  min-height: 54px;
  height: 150px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent) 18%, transparent) 0%, color-mix(in srgb, var(--accent) 72%, transparent) 100%);
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18);
}
.tag-trend__bar::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--tag-trend-height, 10%);
  border-radius: 16px;
  background: linear-gradient(180deg, var(--accent-hover) 0%, var(--accent) 100%);
  box-shadow: 0 14px 28px var(--accent-glow);
}
.tag-trend__label {
  font-size: 12px;
  color: var(--text-3);
}
.tag-hub-related-list {
  display: grid;
  gap: 10px;
}
.tag-hub-related-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 84%, transparent);
  transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease;
}
.tag-hub-related-item:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  box-shadow: var(--shadow-sm);
}
.tag-hub-related-item strong {
  display: block;
  font-size: 14px;
  color: var(--text);
}
.tag-hub-related-item p {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-3);
}
.tag-hub-related-item span {
  flex-shrink: 0;
  min-width: 42px;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}
.home-guide {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.home-guide__intro {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.8;
}
.home-guide__tips {
  display: grid;
  gap: 10px;
}
.home-guide__tip {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
}
.home-guide__tip-index {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
}
.home-guide__tip span:last-child {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.7;
}
.home-guide__actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.home-guide__action {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, box-shadow .12s, transform .12s, background .12s;
}
.home-guide__action:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: var(--shadow);
  transform: translateY(-1px);
  background: color-mix(in srgb, var(--accent-light) 28%, var(--surface-strong));
}
.home-guide__action-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.home-guide__action-body strong {
  font-size: 13px;
  color: var(--text);
}
.home-guide__action-body span {
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.65;
}

/* 统计行 */
.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat-item {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  border: 1px solid var(--border);
  border-radius: 18px;
  min-width: 100px;
  min-height: 88px;
  transition: border-color .15s, box-shadow .15s, transform .15s;
  box-shadow: var(--shadow-sm);
}
.stat-item {
  text-decoration: none;
}
.stat-item:hover { border-color: color-mix(in srgb, var(--accent) 24%, var(--border)); box-shadow: var(--shadow); transform: translateY(-2px); }
.stat-item__icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.stat-item__icon svg { width: 20px; height: 20px; flex-shrink: 0; }
.stat-item > div:last-child {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-width: 0;
}
.stat-item__num {
  font-size: 28px;
  font-weight: 800;
  color: inherit;
  line-height: 1;
  letter-spacing: -.03em;
}
.stat-item__label {
  font-size: 13px;
  color: inherit;
  font-weight: 700;
  letter-spacing: 0;
}
.stat-item__trend {
  margin-top: 4px;
  font-size: 11px;
  font-weight: 700;
  opacity: .82;
}
.stat-item::after {
  content: '';
  position: absolute;
  right: -28px;
  bottom: -40px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  pointer-events: none;
}
.stat-item--blue {
  background: linear-gradient(135deg, #2f6dff 0%, #1f52d8 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 22px 40px rgba(31,94,255,.28);
}
.stat-item--green {
  background: linear-gradient(135deg, #1aa26b 0%, #0d8a59 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 22px 40px rgba(21,159,101,.24);
}
.stat-item--purple {
  background: linear-gradient(135deg, #7c63f0 0%, #6348dc 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 22px 40px rgba(110,88,217,.24);
}
.stat-item--orange {
  background: linear-gradient(135deg, #f18a2b 0%, #d76e11 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 22px 40px rgba(222,122,31,.26);
}
.stat-item--blue .stat-item__icon,
.stat-item--green .stat-item__icon,
.stat-item--purple .stat-item__icon,
.stat-item--orange .stat-item__icon {
  background: rgba(255,255,255,.18);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.22);
}

/* 筛选标签栏 */
.filter-bar {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin-bottom: 18px;
  align-items: center;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 4px;
  scrollbar-width: thin;
}
.filter-bar::-webkit-scrollbar { height: 5px; }
.filter-bar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }
.filter-bar__label { font-size: 12px; color: var(--text-3); font-weight: 600; margin-right: 2px; }
.tag-btn {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 8px 12px; border-radius: 999px; font-size: 12px; font-weight: 700;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--surface-strong) 90%, transparent); color: var(--text-2);
  cursor: pointer; transition: background .12s, color .12s, border-color .12s, box-shadow .12s;
  white-space: nowrap; font-family: inherit;
}
.tag-btn:hover { background: var(--surface-strong); color: var(--text); box-shadow: var(--shadow-sm); }
.tag-btn.active { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%); border-color: transparent; color: #fff; box-shadow: 0 12px 24px var(--accent-glow); }

/* 卡片网格 */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-bottom: 20px; }
.card-grid.cols-2 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* 卡片 */
.kb-card {
  border: 1px solid var(--border); border-radius: 22px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent); overflow: hidden;
  transition: box-shadow .15s, border-color .15s, transform .15s;
  color: var(--text); display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm);
}
.kb-card:hover { box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 28%, var(--border)); transform: translateY(-3px); }
.kb-card__cover { aspect-ratio: 16/9; background: var(--bg-sub); overflow: hidden; flex-shrink: 0; position: relative; }
.kb-card__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.kb-card:hover .kb-card__cover img { transform: scale(1.03); }
.kb-card__cover-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--purple-bg) 100%);
  color: var(--accent); opacity: .6;
}
.kb-card__featured-badge {
  position: absolute; top: 10px; right: 10px;
  background: rgba(16,35,60,.76); color: #fff;
  font-size: 10px; font-weight: 700; padding: 4px 8px; border-radius: 999px;
  backdrop-filter: blur(8px);
}
.kb-card__body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.tool-card {
  padding: 14px;
}
.tool-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.tool-card__icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-light) 0%, color-mix(in srgb, var(--accent-light) 40%, var(--surface-strong)) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: var(--shadow-inset);
}
.tool-card__icon svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.tool-card__icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.tool-card__launch {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
}
.tool-card__launch svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}
.kb-card__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.kb-card__tag { padding: 4px 9px; border-radius: 999px; font-size: 11px; font-weight: 700; background: var(--tag-bg); color: var(--tag-text); }
.kb-card__title { font-size: 16px; font-weight: 800; color: var(--text); margin-bottom: 6px; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; letter-spacing: -.01em; }
.kb-card__desc { font-size: 13px; color: var(--text-3); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; margin-bottom: 12px; }
.kb-card__meta { display: flex; align-items: center; justify-content: space-between; font-size: 11px; color: var(--text-3); margin-top: auto; padding-top: 12px; border-top: 1px solid var(--border-light); }
.kb-card__meta-item { display: inline-flex; align-items: center; gap: 4px; font-weight: 600; }
.kb-card__meta-item svg { width: 11px; height: 11px; flex-shrink: 0; }

/* 列表行 */
.kb-list { border: 1px solid var(--border); border-radius: 20px; overflow: hidden; background: color-mix(in srgb, var(--surface-strong) 92%, transparent); box-shadow: var(--shadow-sm); }
.kb-list-item {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; border-bottom: 1px solid var(--border-light);
  color: var(--text); transition: background .12s, transform .12s;
}
.kb-list-item:last-child { border-bottom: none; }
.kb-list-item:hover { background: color-mix(in srgb, var(--accent-light) 40%, var(--surface-strong)); transform: translateX(2px); }
.kb-list-item__rank {
  width: 28px; height: 28px; border-radius: 10px;
  background: var(--bg-sub); font-size: 11px; font-weight: 800;
  color: var(--text-3); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.kb-list-item__rank.top { background: var(--accent); color: #fff; }
.kb-list-item__body { flex: 1; min-width: 0; }
.kb-list-item__title { font-size: 14px; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kb-list-item__sub { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.kb-list-item__right { flex-shrink: 0; display: flex; align-items: center; gap: 6px; }
.kb-list-item__badge { padding: 1px 6px; border-radius: 20px; font-size: 11px; font-weight: 600; background: var(--tag-bg); color: var(--tag-text); }
.kb-list-item > svg:last-child { width: 13px; height: 13px; flex-shrink: 0; }

/* 双栏/三栏 */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 20px; }
.two-col.wide-left { grid-template-columns: 1.4fr 1fr; }
.two-col.sidebar-right { grid-template-columns: 1fr 280px; }
.three-col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; margin-bottom: 16px; }

/* 区块容器 */
.kb-block { border: 1px solid var(--border); border-radius: 24px; background: color-mix(in srgb, var(--surface-strong) 92%, transparent); margin-bottom: 18px; overflow: hidden; box-shadow: var(--shadow-sm); }
.kb-block__head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, transparent) 0%, color-mix(in srgb, var(--bg-sub) 78%, transparent) 100%); }
.kb-block__title { font-size: 14px; font-weight: 800; color: var(--text); display: flex; align-items: center; gap: 7px; }
.kb-block__title-icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.kb-block__title-icon.tone-yellow { background: var(--yellow-bg); color: var(--yellow); }
.kb-block__title-icon.tone-blue { background: var(--accent-light); color: var(--accent); }
.kb-block__title-icon.tone-orange { background: var(--orange-bg); color: var(--orange); }
.kb-block__title-icon.tone-green { background: var(--green-bg); color: var(--green); }
.kb-block__title-icon.tone-purple { background: var(--purple-bg); color: var(--purple); }
.kb-block__title-icon.tone-red { background: var(--red-bg); color: var(--red); }
.kb-block__more { font-size: 12px; color: var(--accent); font-weight: 700; }
.kb-block__more:hover { text-decoration: underline; }
.kb-block__body { padding: 16px; }

/* 表单 */
.form-group { margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; margin-bottom: 16px; }
label { font-size: 12px; font-weight: 700; color: var(--text-2); display: block; margin-bottom: 6px; }
.label-required::after { content: ' *'; color: var(--red); }
input[type="text"], input[type="email"], input[type="search"], input[type="password"],
input[type="url"], input[type="number"], input[type="tel"], select, textarea {
  width: 100%; padding: 11px 13px;
  border: 1px solid var(--border); border-radius: 14px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent); font-size: 13px; color: var(--text);
  outline: none; font-family: inherit; transition: border-color .15s, box-shadow .15s;
  box-shadow: var(--shadow-inset);
}
input[type="search"] {
  appearance: none;
  -webkit-appearance: none;
}
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-results-button,
input[type="search"]::-webkit-search-results-decoration {
  -webkit-appearance: none;
  appearance: none;
  display: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-glow); }
input::placeholder, textarea::placeholder { color: var(--text-3); }
textarea { resize: vertical; min-height: 80px; }
.form-hint { font-size: 11px; color: var(--text-3); margin-top: 3px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 10px 16px; border-radius: 14px;
  font-size: 13px; font-weight: 700;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text-2); cursor: pointer;
  transition: background .12s, color .12s, border-color .12s, box-shadow .12s, transform .12s;
  font-family: inherit; white-space: nowrap; line-height: 1.4;
  box-shadow: var(--shadow-inset);
  min-height: 40px;
}
.btn svg,
.btn i[data-lucide] {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.btn:hover { background: var(--surface-strong); color: var(--text); border-color: color-mix(in srgb, var(--accent) 18%, var(--border)); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%); border-color: transparent; color: #fff; box-shadow: 0 16px 28px var(--accent-glow); }
.btn.primary:hover { background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent-strong) 100%); }
.btn.danger { background: var(--red-bg); border-color: var(--red); color: var(--red); }
.btn.danger:hover { background: var(--red); color: #fff; }
.btn.success { background: var(--green-bg); border-color: var(--green); color: var(--green); }
.btn.success:hover { background: var(--green); color: #fff; }
.btn.warning { background: var(--yellow-bg); border-color: var(--yellow); color: var(--yellow); }
.btn.sm { padding: 7px 11px; font-size: 12px; }
.btn.xs { padding: 5px 8px; font-size: 11px; }
.btn.lg { padding: 12px 22px; font-size: 14px; }
.btn.full { width: 100%; justify-content: center; }
.btn.icon-only { padding: 5px 7px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* 徽章 */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 5px 9px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge.blue   { background: var(--tag-bg);    color: var(--tag-text); }
.badge.green  { background: var(--green-bg);  color: var(--green); }
.badge.orange { background: var(--orange-bg); color: var(--orange); }
.badge.red    { background: var(--red-bg);    color: var(--red); }
.badge.purple { background: var(--purple-bg); color: var(--purple); }
.badge.yellow { background: var(--yellow-bg); color: var(--yellow); }
.badge.gray   { background: var(--bg-sub);    color: var(--text-3); }

/* 表格 */
.kb-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.kb-table th { padding: 12px 14px; text-align: left; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--bg-sub) 88%, transparent); white-space: nowrap; }
.kb-table td { padding: 13px 14px; border-bottom: 1px solid var(--border-light); color: var(--text); vertical-align: middle; }
.kb-table tr:last-child td { border-bottom: none; }
.kb-table tr:hover td { background: var(--bg-sub); }
.kb-table .actions { display: flex; gap: 4px; }
.kb-table .actions .btn { justify-content: center; }

/* 分页 */
.pagination { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 16px; align-items: center; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 28px; height: 28px; padding: 0 7px;
  border-radius: var(--radius); font-size: 12px; font-weight: 600;
  border: 1px solid var(--border); background: var(--bg); color: var(--text-2);
  transition: background .12s, color .12s;
}
.pagination a:hover { background: var(--bg-hover); color: var(--text); }
.pagination .active { background: var(--accent); border-color: var(--accent); color: #fff; }
.pagination .dots { border: none; background: none; }

/* 空状态 */
.empty-state { text-align: center; padding: 56px 24px; color: var(--text-3); }
.empty-state__icon { width: 56px; height: 56px; border-radius: 18px; background: color-mix(in srgb, var(--accent-light) 65%, var(--surface-strong)); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; color: var(--accent); box-shadow: var(--shadow-sm); }
.empty-state h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 6px;
}
.empty-state p { font-size: 13px; margin-top: 4px; max-width: 420px; margin-left: auto; margin-right: auto; }
.empty-state__actions {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.empty-state--compact {
  padding: 28px 22px;
}
.empty-state--compact .empty-state__icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  margin-bottom: 10px;
}
.empty-state--compact p {
  max-width: 320px;
}

/* 提示条 */
.alert { padding: 13px 15px; border-radius: 16px; font-size: 13px; margin-bottom: 14px; display: flex; align-items: flex-start; gap: 8px; line-height: 1.55; box-shadow: var(--shadow-sm); }
.alert.success { background: var(--green-bg);  color: var(--green);  border: 1px solid var(--green); }
.alert.error   { background: var(--red-bg);    color: var(--red);    border: 1px solid var(--red); }
.alert.info    { background: var(--accent-light); color: var(--accent); border: 1px solid var(--accent); }
.alert.warning { background: var(--orange-bg); color: var(--orange); border: 1px solid var(--orange); }

/* 评论 */
.comment-item { padding: 10px 0; border-bottom: 1px solid var(--border-light); }
.comment-item:last-child { border-bottom: none; }
.comment-item__head { display: flex; align-items: center; gap: 8px; margin-bottom: 5px; }
.comment-item__avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-light); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; color: var(--accent); flex-shrink: 0; }
.comment-item__name { font-size: 13px; font-weight: 700; color: var(--text); }
.comment-item__time { font-size: 11px; color: var(--text-3); }
.comment-item__body { font-size: 13px; color: var(--text-2); line-height: 1.6; padding-left: 36px; }

/* 点赞按钮 */
.like-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 10px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--surface-strong) 92%, transparent); color: var(--text-2);
  cursor: pointer; transition: all .15s; font-family: inherit;
  box-shadow: var(--shadow-inset);
}
.like-btn:hover, .like-btn.liked { background: var(--red-bg); border-color: var(--red); color: var(--red); }

/* 标签云 */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-cloud__item { display: inline-flex; align-items: center; gap: 3px; padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 500; border: 1px solid var(--border); background: var(--bg); color: var(--text-2); transition: background .12s, color .12s, border-color .12s; }
.tag-cloud__item:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.tag-cloud__item .count { font-size: 10px; opacity: .7; }

/* 技能卡 */
.skill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; }
.skill-card { border: 1px solid var(--border); border-radius: 20px; padding: 14px 12px; text-align: center; background: color-mix(in srgb, var(--surface-strong) 92%, transparent); transition: border-color .15s, box-shadow .15s, transform .15s; box-shadow: var(--shadow-sm); }
.skill-card:hover { border-color: color-mix(in srgb, var(--accent) 24%, var(--border)); box-shadow: var(--shadow); transform: translateY(-2px); }
.skill-card__icon { width: 34px; height: 34px; border-radius: 12px; margin: 0 auto 8px; display: flex; align-items: center; justify-content: center; }
.skill-card__name { font-size: 13px; font-weight: 800; color: var(--text); margin-bottom: 3px; }
.skill-card__desc { font-size: 11px; color: var(--text-3); }

/* 时间线 */
.timeline { padding-left: 14px; }
.timeline-item { position: relative; padding: 0 0 14px 14px; border-left: 2px solid var(--border); }
.timeline-item:last-child { padding-bottom: 0; border-left-color: transparent; }
.timeline-item::before { content: ''; position: absolute; left: -5px; top: 4px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); border: 2px solid var(--bg); }
.timeline-item__year { font-size: 11px; font-weight: 700; color: var(--accent); margin-bottom: 2px; }
.timeline-item__title { font-size: 13px; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.timeline-item__desc { font-size: 12px; color: var(--text-3); line-height: 1.5; }

/* 项目详情内容 */
.detail-content { font-size: 14px; line-height: 1.8; color: var(--text-2); }
.detail-content h2 { font-size: 16px; font-weight: 700; color: var(--text); margin: 16px 0 8px; }
.detail-content h3 { font-size: 14px; font-weight: 700; color: var(--text); margin: 12px 0 6px; }
.detail-content p { margin-bottom: 10px; }
.detail-content ul, .detail-content ol { padding-left: 20px; margin-bottom: 10px; }
.detail-content li { margin-bottom: 4px; }
.detail-content a { color: var(--accent); text-decoration: underline; }
.detail-content pre { position: relative; background: var(--bg-sub); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; overflow-x: auto; font-size: 12px; margin-bottom: 10px; font-family: 'JetBrains Mono','Fira Code','Consolas',monospace; }
.detail-content code { background: var(--bg-sub); padding: 1px 5px; border-radius: 3px; font-size: 12px; font-family: 'JetBrains Mono','Fira Code','Consolas',monospace; }
.detail-content pre code { background: transparent; padding: 0; border-radius: 0; font-size: inherit; }
.code-copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text-2);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color .12s ease, background .12s ease, color .12s ease, transform .12s ease;
}
.code-copy-btn:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  color: var(--accent);
  transform: translateY(-1px);
}
.code-copy-btn.is-copied {
  background: color-mix(in srgb, var(--green-bg) 88%, var(--surface-strong));
  border-color: color-mix(in srgb, var(--green) 36%, transparent);
  color: var(--green);
}
.project-docs {
  display: grid;
  grid-template-columns: minmax(210px, .38fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.project-docs__nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: sticky;
  top: 88px;
}
.project-docs__nav-item,
.project-docs__quick-link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  transition: border-color .12s ease, box-shadow .12s ease, transform .12s ease, background .12s ease;
}
.project-docs__nav-item:hover,
.project-docs__quick-link:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 70%, var(--surface-strong));
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.project-docs__nav-index,
.project-docs__quick-index {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  box-shadow: var(--shadow-inset);
}
.project-docs__nav-copy {
  min-width: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.45;
}
.project-docs__content {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}
.project-docs__section {
  scroll-margin-top: 84px;
  padding: 18px 18px 20px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
  box-shadow: var(--shadow-sm);
}
.project-docs__section-head {
  margin-bottom: 12px;
}
.project-docs__section-index {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--green-bg);
  color: var(--green);
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 8px;
}
.project-docs__section-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
  line-height: 1.2;
}
.project-docs__quick-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* 搜索页 */
.search-shell .kb-block__body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 18px 18px 20px;
}
.search-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 172px auto;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  width: 100%;
  overflow: visible;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.search-form__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.search-form__field {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 0;
  height: 40px;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  background: var(--surface-strong);
  transition: border-color .12s, box-shadow .12s, background .12s;
}
.search-form__field:focus-within {
  border-color: color-mix(in srgb, var(--accent) 38%, #e5e7eb);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 12%, transparent);
}
.search-form__icon {
  width: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  flex-shrink: 0;
}
.search-form__field input {
  min-width: 0;
  width: 100%;
  height: 38px !important;
  padding: 0 12px 0 0 !important;
  font-size: 14px;
  border-radius: 8px;
  background: transparent !important;
}
.search-form__field input::placeholder {
  color: #9ca3af;
}
.search-form__scope {
  position: relative;
  min-width: 0;
}
.search-form__scope select {
  min-width: 0;
  width: 100%;
  height: 40px;
  padding-right: 34px;
  border-radius: 8px;
  border-color: #e5e7eb;
  background: var(--surface-strong);
  cursor: pointer;
  transition: border-color .12s, box-shadow .12s, background .12s;
}
.search-form__scope select:hover {
  border-color: #cbd5e1;
}
.search-form__scope select:focus {
  border-color: color-mix(in srgb, var(--accent) 38%, #e5e7eb);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 12%, transparent);
}
.search-form__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
}
.search-form__actions .btn {
  min-width: 92px;
  min-height: 40px;
  justify-content: center;
  border-radius: 8px;
  box-shadow: none;
}
.search-form__actions .btn:disabled {
  opacity: .55;
  cursor: not-allowed;
  box-shadow: none;
}
.search-submit__loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.search-submit__loading svg {
  animation: rjzy-spin .9s linear infinite;
}
.search-form.is-loading .search-submit__label {
  display: none;
}
.search-form.is-loading .search-submit__loading {
  display: inline-flex !important;
}
.search-form.is-loading .search-form__actions .btn {
  pointer-events: none;
}
.search-shell__tips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.search-tip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 16px;
  border-radius: 6px;
  background: #f3f4f6;
  border: 1px solid transparent;
  color: #4b5563;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background .12s, color .12s, border-color .12s, transform .12s;
}
.search-tip:hover {
  border-color: #d1d5db;
  transform: translateY(-1px);
}
.search-tip.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
}
.search-shell__hint {
  font-size: 12px;
  color: #9ca3af;
  text-align: center;
  margin-top: -2px;
}
.search-starter .kb-block__body {
  display: grid;
  gap: 18px;
}
.search-starter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.search-starter__chip {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 700;
  transition: border-color .12s, background .12s, color .12s, transform .12s;
}
.search-starter__chip:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 58%, var(--surface-strong));
  color: var(--accent);
  transform: translateY(-1px);
}
.search-starter__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.search-starter__note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
}
.search-starter__note-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.search-starter__note-icon.tone-green {
  background: var(--green-bg);
  color: var(--green);
}
.search-starter__note strong {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--text);
}
.search-starter__note p {
  margin: 0;
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.7;
}
.search-results-wrap {
  padding: 8px;
}
.search-result {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 8px;
  padding: 16px 18px;
  border: 1px solid var(--border-light);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface-strong) 96%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: border-color .12s, background .12s, box-shadow .12s, transform .12s;
}
.search-result:hover {
  background: color-mix(in srgb, var(--accent-light) 36%, var(--surface-strong));
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.search-result__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.search-result__icon--project {
  background: var(--accent-light);
  color: var(--accent);
}
.search-result__icon--resource {
  background: var(--green-bg);
  color: var(--green);
}
.search-result__body {
  flex: 1;
  min-width: 0;
}
.search-result__meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.search-result__time {
  font-size: 11px;
  color: var(--text-3);
  font-weight: 700;
}
.search-result__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 5px;
  line-height: 1.35;
}
.search-result__desc {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.65;
}
.search-result__arrow {
  color: var(--text-3);
  flex-shrink: 0;
  padding-top: 2px;
}
.search-empty {
  padding-top: 44px;
  padding-bottom: 44px;
}

@keyframes rjzy-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* 联系信息 */
.contact-info-item { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border-light); }
.contact-info-item:last-child { border-bottom: none; }
.contact-info-item__icon { width: 30px; height: 30px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-item__label { font-size: 11px; color: var(--text-3); font-weight: 600; }
.contact-info-item__value { font-size: 13px; font-weight: 600; color: var(--text); }

/* 页面工具栏 */
.page-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.page-tools__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.inline-search {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 8px;
  flex: 1 1 420px;
  padding: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  scrollbar-width: thin;
}
.inline-search::-webkit-scrollbar { height: 5px; }
.inline-search::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }
.inline-search input {
  flex: 1 1 auto;
  min-width: 260px;
  height: 40px;
  border: none !important;
  box-shadow: none !important;
  background: transparent !important;
  padding: 8px 10px !important;
  line-height: 1.4;
  white-space: nowrap;
  overflow-x: auto;
}
.inline-search input:focus {
  box-shadow: none !important;
}

/* 摘要条 */
.summary-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.summary-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 88px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  box-shadow: var(--shadow-sm);
  font-size: 12px;
  color: var(--text-2);
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.summary-pill:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.summary-pill__icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-inset);
}
.summary-pill__icon.tone-blue { background: var(--accent-light); color: var(--accent); }
.summary-pill__icon.tone-green { background: var(--green-bg); color: var(--green); }
.summary-pill__icon.tone-purple { background: var(--purple-bg); color: var(--purple); }
.summary-pill__icon.tone-orange { background: var(--orange-bg); color: var(--orange); }
.summary-pill__icon.tone-red { background: var(--red-bg); color: var(--red); }
.summary-pill__icon.tone-yellow { background: var(--yellow-bg); color: var(--yellow); }
.summary-pill__icon.tone-slate { background: var(--bg-sub); color: var(--text-3); }
.summary-pill__icon i,
.summary-pill__icon svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.summary-pill__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-width: 0;
}
.summary-pill strong {
  color: var(--text);
  font-weight: 800;
  font-size: 28px;
  line-height: 1;
  letter-spacing: -.03em;
  word-break: break-word;
}
.summary-pill.is-text strong {
  font-size: 20px;
  line-height: 1.22;
  letter-spacing: -.01em;
}
.summary-pill span {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 700;
}

/* 详情页 */
.project-hero {
  position: relative;
  overflow: hidden;
}
.project-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31,94,255,.08), transparent 45%, rgba(110,88,217,.06));
  pointer-events: none;
}
.project-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  padding: 20px;
}
.project-hero__content {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.project-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.project-hero__title {
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -.03em;
}
.project-hero__desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 760px;
}
.project-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.project-stat-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-2);
  box-shadow: var(--shadow-sm);
}
.project-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.project-hero__cover {
  min-height: 260px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: linear-gradient(135deg, var(--accent-light), var(--purple-bg));
}
.project-hero__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-hero__cover-placeholder {
  height: 100%;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
  gap: 18px;
  margin-top: 18px;
}
.detail-main,
.detail-sidebar {
  min-width: 0;
}
.detail-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.detail-card {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.detail-card__head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-sub) 86%, var(--surface-strong));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.detail-card__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 800;
}
.detail-card__title-icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--accent-light);
  color: var(--accent);
}
.detail-card__title-icon.tone-green { background: var(--green-bg); color: var(--green); }
.detail-card__title-icon.tone-orange { background: var(--orange-bg); color: var(--orange); }
.detail-card__title-icon.tone-purple { background: var(--purple-bg); color: var(--purple); }
.detail-card__title-icon.tone-red { background: var(--red-bg); color: var(--red); }
.detail-card__title-icon.tone-yellow { background: var(--yellow-bg); color: var(--yellow); }
.detail-card__body {
  padding: 16px;
}
.not-found-card__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, .85fr);
  gap: 18px;
  align-items: stretch;
}
.not-found-card__copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.not-found-card__copy h2 {
  font-size: 26px;
  line-height: 1.15;
  color: var(--text);
  font-family: var(--font-head);
  letter-spacing: -.02em;
}
.not-found-card__copy p {
  color: var(--text-3);
  font-size: 14px;
}
.not-found-search {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.not-found-search input {
  flex: 1 1 280px;
  min-width: 0;
  height: 46px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-inset);
}
.not-found-search input::placeholder {
  color: var(--text-3);
}
.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.not-found-card__visual {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent-light) 88%, transparent), transparent 42%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 92%, transparent) 0%, color-mix(in srgb, var(--bg-sub) 82%, transparent) 100%);
  box-shadow: var(--shadow-inset);
}
.not-found-card__visual::after {
  content: '';
  position: absolute;
  right: -44px;
  bottom: -44px;
  width: 140px;
  height: 140px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  pointer-events: none;
}
.not-found-card__code {
  font-size: clamp(52px, 9vw, 92px);
  line-height: .95;
  font-weight: 900;
  letter-spacing: -.06em;
  color: color-mix(in srgb, var(--accent) 78%, var(--text));
}
.not-found-card__visual-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--accent-light) 84%, var(--surface-strong));
  color: var(--accent);
  box-shadow: var(--shadow-sm);
}
.not-found-card__tips {
  display: grid;
  gap: 10px;
  list-style: none;
}
.not-found-card__tips li {
  position: relative;
  padding-left: 16px;
  color: var(--text-2);
  font-size: 13px;
}
.not-found-card__tips li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}
.not-found-grid {
  align-items: stretch;
}
.not-found-link-list {
  display: grid;
  gap: 12px;
}
.not-found-link-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  transition: transform .12s, border-color .12s, box-shadow .12s, background .12s;
  box-shadow: var(--shadow-inset);
}
.not-found-link-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: var(--shadow-sm);
  background: color-mix(in srgb, var(--accent-light) 28%, var(--surface-strong));
}
.not-found-link-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  color: var(--text-3);
}
.not-found-link-card__title {
  font-size: 16px;
  line-height: 1.35;
  color: var(--text);
}
.not-found-link-card__desc {
  font-size: 13px;
  color: var(--text-3);
}
.system-shell {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 24px 20px 48px;
}
.system-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}
.system-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.system-brand__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--red) 76%, var(--accent)) 0%, color-mix(in srgb, var(--orange) 72%, var(--red)) 100%);
  color: #fff;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}
.system-brand strong {
  display: block;
  font-size: 16px;
  line-height: 1.2;
  color: var(--text);
}
.system-brand span {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--text-3);
}
.system-topbar__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.maintenance-layout {
  align-items: stretch;
}
.maintenance-note {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  box-shadow: var(--shadow-inset);
}
.maintenance-note strong {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text);
}
.maintenance-note p {
  font-size: 14px;
  color: var(--text-2);
}
.maintenance-countdown-card {
  margin-top: 16px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 42%, var(--surface-strong)) 0%, color-mix(in srgb, var(--surface-strong) 96%, transparent) 100%);
  box-shadow: var(--shadow-sm);
}
.maintenance-countdown-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.maintenance-countdown-card__head strong {
  font-size: 15px;
  color: var(--text);
}
.maintenance-countdown-card__head span {
  font-size: 12px;
  color: var(--text-3);
  text-align: right;
}
.maintenance-countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.maintenance-countdown__unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  padding: 14px 10px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
}
.maintenance-countdown__unit strong {
  font-size: 28px;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--text);
}
.maintenance-countdown__unit span {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
}
.maintenance-countdown__hint {
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-2);
}
.maintenance-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.maintenance-step-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.maintenance-step-item {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
}
.maintenance-step-item strong {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--text);
}
.maintenance-step-item span {
  font-size: 13px;
  color: var(--text-3);
}
.maintenance-side-note {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--accent-light) 46%, var(--surface-strong));
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.7;
}
.sitemap-overview {
  align-items: stretch;
}
.sitemap-hero-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 36%, var(--surface-strong)) 0%, color-mix(in srgb, var(--surface-strong) 96%, transparent) 100%);
  box-shadow: var(--shadow-sm);
}
.sitemap-hero-card__title {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--text);
}
.sitemap-hero-card__desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}
.sitemap-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.sitemap-inline-note {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  border: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}
.sitemap-section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}
.sitemap-link-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.sitemap-link-list--dense {
  max-height: 620px;
  overflow: auto;
  padding-right: 4px;
}
.sitemap-link-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
  box-shadow: var(--shadow-sm);
}
.sitemap-link-item:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  box-shadow: var(--shadow);
}
.sitemap-link-item strong {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
}
.sitemap-link-item__meta {
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
}
.sitemap-link-item__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-3);
}
.help-layout {
  align-items: stretch;
}
.help-shell {
  display: grid;
  grid-template-columns: minmax(260px, 300px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.help-shell.is-reading-mode {
  grid-template-columns: minmax(0, 1fr);
}
.help-shell.is-reading-mode .help-sidebar {
  display: none;
}
.help-shell.is-reading-mode .help-main {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
}
.help-shell.is-reading-mode .help-main > .kb-block:not(.help-article-card) {
  display: none;
}
.help-shell.is-reading-mode .help-article-card {
  border-color: color-mix(in srgb, var(--help-reader-accent) 22%, var(--help-reader-border));
  box-shadow: 0 18px 38px color-mix(in srgb, var(--help-reader-accent) 10%, transparent);
}
.help-sidebar,
.help-main {
  min-width: 0;
}
.help-directory {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.help-directory--compact {
  gap: 10px;
}
.help-directory__group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.help-directory__label {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-3);
  letter-spacing: .02em;
}
.help-directory__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.help-directory__list--compact {
  gap: 10px;
}
.help-directory__item {
  display: block;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: inherit;
  text-decoration: none;
  box-shadow: var(--shadow-inset);
  transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
.help-directory__item--compact {
  padding: 14px 16px;
}
.help-directory__item:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  box-shadow: var(--shadow-sm);
}
.help-directory__item.is-active {
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 88%, var(--surface-strong)) 0%, color-mix(in srgb, var(--surface-strong) 96%, transparent) 100%);
  box-shadow: var(--shadow-sm);
}
.help-directory__item strong {
  display: block;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
}
.help-directory__item span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--text-3);
}
.help-directory__item-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.help-directory__pill {
  display: inline-flex;
  align-items: center;
  margin-top: 0;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 68%, var(--surface-strong));
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}
.help-directory__meta {
  margin-top: 8px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--text-3);
}
.help-article-meta {
  margin-bottom: 14px;
}
.help-article-card {
  --help-reader-font-size: 15.5px;
  --help-reader-line-height: 1.9;
  --help-reader-content-width: 860px;
  --help-reader-surface: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  --help-reader-head-surface: linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, transparent) 0%, color-mix(in srgb, var(--bg-sub) 78%, transparent) 100%);
  --help-reader-panel-surface: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 34%, var(--surface-strong)) 0%, color-mix(in srgb, var(--surface-strong) 96%, transparent) 100%);
  --help-reader-subtle-surface: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  --help-reader-card-surface: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  --help-reader-border: var(--border);
  --help-reader-border-light: var(--border-light);
  --help-reader-panel-border: color-mix(in srgb, var(--accent) 16%, var(--border));
  --help-reader-text: var(--text);
  --help-reader-text-muted: var(--text-2);
  --help-reader-text-soft: var(--text-3);
  --help-reader-accent: var(--accent);
  --help-reader-accent-light: var(--accent-light);
  --help-reader-accent-strong: color-mix(in srgb, var(--accent) 82%, var(--orange));
  --help-reader-highlight-bg: color-mix(in srgb, var(--yellow-bg) 84%, var(--surface-strong));
  --help-reader-highlight-text: color-mix(in srgb, var(--yellow) 72%, var(--text));
  --help-reader-highlight-border: color-mix(in srgb, var(--yellow) 22%, transparent);
  --help-reader-code-bg: linear-gradient(180deg, rgba(244, 247, 251, 0.96) 0%, rgba(232, 238, 247, 0.94) 100%);
  --help-reader-code-border: rgba(148, 163, 184, 0.28);
  --help-reader-code-text: #162132;
  --help-reader-code-muted: #5b6b81;
  --help-reader-code-accent: #2563eb;
  --help-reader-code-inline-bg: rgba(37, 99, 235, 0.08);
  --help-reader-code-inline-border: rgba(37, 99, 235, 0.18);
  --help-reader-code-copy-bg: rgba(255, 255, 255, 0.72);
  --help-reader-shadow: var(--shadow-sm);
  border-color: var(--help-reader-border);
  background: var(--help-reader-surface);
  box-shadow: var(--help-reader-shadow);
}
.help-article-card[data-help-reader-theme="night"] {
  --help-reader-surface: #0f172a;
  --help-reader-head-surface: linear-gradient(180deg, #172554 0%, #0f172a 100%);
  --help-reader-panel-surface: linear-gradient(180deg, rgba(30, 41, 59, 0.96) 0%, rgba(15, 23, 42, 0.94) 100%);
  --help-reader-subtle-surface: rgba(30, 41, 59, 0.9);
  --help-reader-card-surface: rgba(15, 23, 42, 0.84);
  --help-reader-border: rgba(148, 163, 184, 0.28);
  --help-reader-border-light: rgba(148, 163, 184, 0.18);
  --help-reader-panel-border: rgba(96, 165, 250, 0.26);
  --help-reader-text: #e5eefb;
  --help-reader-text-muted: #cfdbec;
  --help-reader-text-soft: #93a4bc;
  --help-reader-accent: #7dd3fc;
  --help-reader-accent-light: rgba(56, 189, 248, 0.18);
  --help-reader-accent-strong: #38bdf8;
  --help-reader-highlight-bg: rgba(96, 165, 250, 0.18);
  --help-reader-highlight-text: #e0f2fe;
  --help-reader-highlight-border: rgba(125, 211, 252, 0.24);
  --help-reader-code-bg: linear-gradient(180deg, rgba(15, 23, 42, 0.98) 0%, rgba(2, 6, 23, 0.96) 100%);
  --help-reader-code-border: rgba(96, 165, 250, 0.24);
  --help-reader-code-text: #dbeafe;
  --help-reader-code-muted: #8eb8df;
  --help-reader-code-accent: #7dd3fc;
  --help-reader-code-inline-bg: rgba(56, 189, 248, 0.12);
  --help-reader-code-inline-border: rgba(125, 211, 252, 0.22);
  --help-reader-code-copy-bg: rgba(15, 23, 42, 0.72);
  --help-reader-shadow: 0 18px 42px rgba(2, 6, 23, 0.32);
}
.help-article-card[data-help-reader-theme="eye-care"] {
  --help-reader-surface: #f4f0da;
  --help-reader-head-surface: linear-gradient(180deg, #fbf8e7 0%, #f1ecd1 100%);
  --help-reader-panel-surface: linear-gradient(180deg, rgba(241, 236, 209, 0.98) 0%, rgba(235, 230, 198, 0.94) 100%);
  --help-reader-subtle-surface: rgba(250, 247, 231, 0.82);
  --help-reader-card-surface: rgba(251, 248, 231, 0.84);
  --help-reader-border: rgba(132, 139, 102, 0.32);
  --help-reader-border-light: rgba(132, 139, 102, 0.22);
  --help-reader-panel-border: rgba(104, 117, 66, 0.24);
  --help-reader-text: #3e4a2f;
  --help-reader-text-muted: #596345;
  --help-reader-text-soft: #727a5c;
  --help-reader-accent: #6b7a40;
  --help-reader-accent-light: rgba(107, 122, 64, 0.16);
  --help-reader-accent-strong: #7b8c47;
  --help-reader-highlight-bg: rgba(194, 210, 116, 0.25);
  --help-reader-highlight-text: #3f4b28;
  --help-reader-highlight-border: rgba(123, 140, 71, 0.18);
  --help-reader-code-bg: linear-gradient(180deg, rgba(246, 243, 222, 0.98) 0%, rgba(236, 232, 204, 0.95) 100%);
  --help-reader-code-border: rgba(123, 140, 71, 0.24);
  --help-reader-code-text: #394325;
  --help-reader-code-muted: #6a7454;
  --help-reader-code-accent: #6b7a40;
  --help-reader-code-inline-bg: rgba(123, 140, 71, 0.1);
  --help-reader-code-inline-border: rgba(123, 140, 71, 0.18);
  --help-reader-code-copy-bg: rgba(255, 252, 242, 0.7);
  --help-reader-shadow: 0 18px 34px rgba(74, 85, 49, 0.12);
}
.help-article-card[data-help-reader-code-theme="paper"] {
  --help-reader-code-bg: linear-gradient(180deg, rgba(249, 250, 252, 0.98) 0%, rgba(236, 241, 247, 0.95) 100%);
  --help-reader-code-border: rgba(148, 163, 184, 0.3);
  --help-reader-code-text: #162132;
  --help-reader-code-muted: #5b6b81;
  --help-reader-code-accent: #2563eb;
  --help-reader-code-inline-bg: rgba(37, 99, 235, 0.08);
  --help-reader-code-inline-border: rgba(37, 99, 235, 0.18);
  --help-reader-code-copy-bg: rgba(255, 255, 255, 0.76);
}
.help-article-card[data-help-reader-code-theme="midnight"] {
  --help-reader-code-bg: linear-gradient(180deg, rgba(15, 23, 42, 0.98) 0%, rgba(2, 6, 23, 0.96) 100%);
  --help-reader-code-border: rgba(96, 165, 250, 0.24);
  --help-reader-code-text: #dbeafe;
  --help-reader-code-muted: #8eb8df;
  --help-reader-code-accent: #7dd3fc;
  --help-reader-code-inline-bg: rgba(56, 189, 248, 0.12);
  --help-reader-code-inline-border: rgba(125, 211, 252, 0.22);
  --help-reader-code-copy-bg: rgba(15, 23, 42, 0.72);
}
.help-article-card[data-help-reader-code-theme="terminal"] {
  --help-reader-code-bg: linear-gradient(180deg, rgba(7, 18, 13, 0.98) 0%, rgba(2, 8, 6, 0.96) 100%);
  --help-reader-code-border: rgba(52, 211, 153, 0.24);
  --help-reader-code-text: #bbf7d0;
  --help-reader-code-muted: #7dd3a6;
  --help-reader-code-accent: #34d399;
  --help-reader-code-inline-bg: rgba(16, 185, 129, 0.12);
  --help-reader-code-inline-border: rgba(52, 211, 153, 0.18);
  --help-reader-code-copy-bg: rgba(7, 18, 13, 0.72);
}
.help-article-card .kb-block__head {
  border-bottom-color: var(--help-reader-border);
  background: var(--help-reader-head-surface);
}
.help-article-card .kb-block__body {
  color: var(--help-reader-text);
}
.help-article-card .kb-block__title,
.help-article-card .detail-meta-row strong,
.help-article-card .help-reader-panel__title,
.help-article-card .help-reader-progress__meta strong,
.help-article-card .help-section-card__title,
.help-article-card .help-attachment-card__title {
  color: var(--help-reader-text);
}
.help-article-card .help-article-card__summary,
.help-article-card .help-section-card__paragraph,
.help-article-card .help-section-card__list,
.help-article-card .help-attachment-card__note {
  color: var(--help-reader-text-muted);
}
.help-article-card .admin-toolbar-note,
.help-article-card .detail-meta-row span,
.help-article-card .help-reader-panel__desc,
.help-article-card .help-reader-progress__meta span,
.help-article-card .help-reader-bookmarks__label,
.help-article-card .help-reader-pref-group__label,
.help-article-card .help-section-card__anchor,
.help-article-card .help-attachment-card__meta {
  color: var(--help-reader-text-soft);
}
.help-article-card .detail-meta-row {
  border-bottom-color: var(--help-reader-border-light);
}
.help-article-card .search-form__field {
  border-color: var(--help-reader-border);
  background: var(--help-reader-subtle-surface);
}
.help-article-card .search-form__field:focus-within {
  border-color: color-mix(in srgb, var(--help-reader-accent) 34%, var(--help-reader-border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--help-reader-accent) 12%, transparent);
}
.help-article-card .search-form__icon,
.help-article-card .search-form__field input::placeholder {
  color: var(--help-reader-text-soft);
}
.help-article-card .search-form__field input {
  color: var(--help-reader-text);
}
.help-article-card .filter-chip {
  border-color: color-mix(in srgb, var(--help-reader-accent) 16%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-subtle-surface) 92%, transparent);
  color: var(--help-reader-text-muted);
}
.help-article-card .filter-chip.is-active {
  background: color-mix(in srgb, var(--help-reader-accent-light) 76%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
}
.help-article-card .maintenance-step-item {
  border-color: var(--help-reader-border);
  background: var(--help-reader-card-surface);
}
.help-article-card .maintenance-step-item strong {
  color: var(--help-reader-text);
}
.help-article-card .maintenance-step-item span {
  color: var(--help-reader-text-muted);
}
.help-article-card__content {
  width: 100%;
  max-width: min(100%, var(--help-reader-content-width));
  margin: 0 auto;
}
.help-article-card__summary {
  margin-bottom: 14px;
  font-size: var(--help-reader-font-size);
  line-height: var(--help-reader-line-height);
  color: var(--text-2);
}
.help-article-card__content .maintenance-step-item span,
.help-article-card__content .help-attachment-card__meta,
.help-article-card__content .help-attachment-card__note {
  font-size: var(--help-reader-font-size);
  line-height: var(--help-reader-line-height);
}
.help-reader-panel {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
  padding: 16px;
  border: 1px solid var(--help-reader-panel-border);
  border-radius: 22px;
  background: var(--help-reader-panel-surface);
  box-shadow: var(--help-reader-shadow);
}
.help-reader-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.help-reader-panel__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
}
.help-reader-panel__desc {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-3);
  max-width: 680px;
}
.help-reader-panel__search {
  display: flex;
  align-items: stretch;
  gap: 10px;
  flex-wrap: wrap;
}
.help-reader-panel__field {
  flex: 1 1 260px;
}
.help-reader-account {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 16%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-card-surface) 92%, transparent);
}
.help-reader-account__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.help-reader-account__title {
  font-size: 13px;
  font-weight: 800;
  color: var(--help-reader-text);
}
.help-reader-account__desc {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--help-reader-text-soft);
  max-width: 720px;
}
.help-reader-account__grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.help-reader-account__card {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 14%, var(--help-reader-border));
  background: var(--help-reader-card-surface);
}
.help-reader-account__card-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--help-reader-text);
}
.help-reader-account__card-desc {
  font-size: 12px;
  line-height: 1.75;
  color: var(--help-reader-text-soft);
}
.help-reader-account__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.help-reader-account__form {
  display: grid;
  gap: 10px;
  align-content: start;
}
.help-reader-account__form--inline {
  justify-items: start;
}
.help-reader-account__field {
  display: grid;
  gap: 6px;
}
.help-reader-account__field span {
  font-size: 12px;
  font-weight: 800;
  color: var(--help-reader-text-soft);
  letter-spacing: .02em;
}
.help-reader-account__field input {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 18%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-subtle-surface) 92%, transparent);
  color: var(--help-reader-text);
  font: inherit;
}
.help-reader-account__field input::placeholder {
  color: var(--help-reader-text-muted);
}
.help-reader-account__field input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--help-reader-accent) 48%, var(--help-reader-border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--help-reader-accent-light) 46%, transparent);
}
.help-reader-account__flash-code {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.help-reader-account__code {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 16%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-accent-light) 72%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}
.help-reader-search-results {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  border: 1px dashed color-mix(in srgb, var(--help-reader-accent) 24%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-subtle-surface) 94%, transparent);
}
.help-reader-search-results__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.help-reader-search-results__title {
  font-size: 13px;
  font-weight: 800;
  color: var(--help-reader-text);
}
.help-reader-search-results__desc {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--help-reader-text-soft);
}
.help-reader-search-results__list {
  display: grid;
  gap: 10px;
}
.help-reader-search-results__item {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 14%, var(--help-reader-border));
  border-radius: 16px;
  background: var(--help-reader-card-surface);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
.help-reader-search-results__item:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--help-reader-accent) 28%, var(--help-reader-border));
  box-shadow: 0 12px 24px color-mix(in srgb, var(--help-reader-accent) 10%, transparent);
}
.help-reader-search-results__meta {
  display: block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--help-reader-accent);
}
.help-reader-search-results__item-title {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--help-reader-text);
}
.help-reader-search-results__types {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.help-reader-search-results__type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 16%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-accent-light) 74%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
}
.help-reader-search-results__excerpt {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--help-reader-text-muted);
}
.help-reader-search-results__empty {
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--help-reader-card-surface);
  border: 1px dashed color-mix(in srgb, var(--help-reader-accent) 18%, var(--help-reader-border));
  font-size: 12px;
  line-height: 1.75;
  color: var(--help-reader-text-soft);
}
.help-reader-panel__preferences {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.help-reader-pref-group {
  display: grid;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 14%, var(--help-reader-border));
  background: var(--help-reader-subtle-surface);
}
.help-reader-pref-group__label {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-3);
  letter-spacing: .02em;
}
.help-reader-pref-chip {
  border: none;
  cursor: pointer;
  font: inherit;
  transition: transform .14s ease, box-shadow .14s ease, background .14s ease, color .14s ease;
}
.help-reader-pref-chip:hover {
  transform: translateY(-1px);
}
.help-reader-panel__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.help-reader-bookmarks {
  display: grid;
  gap: 10px;
}
.help-reader-bookmarks__label {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-3);
  letter-spacing: .02em;
}
.help-reader-search-empty {
  margin-top: -4px;
}
.help-reader-progress {
  display: grid;
  gap: 8px;
  min-width: min(260px, 100%);
}
.help-reader-progress__bar {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--help-reader-subtle-surface) 84%, var(--help-reader-border));
  border: 1px solid color-mix(in srgb, var(--help-reader-accent) 14%, var(--help-reader-border));
}
.help-reader-progress__bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--help-reader-accent) 82%, var(--green)) 0%, color-mix(in srgb, var(--orange) 78%, var(--help-reader-accent)) 100%);
  transition: width .18s ease;
}
.help-reader-progress__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.help-reader-progress__meta strong {
  font-size: 13px;
  color: var(--text);
}
.help-reader-progress__meta span {
  font-size: 12px;
  color: var(--text-3);
}
.help-highlight {
  display: inline;
  padding: 0 .22em;
  border-radius: 8px;
  background: var(--help-reader-highlight-bg);
  color: var(--help-reader-highlight-text);
  box-shadow: inset 0 0 0 1px var(--help-reader-highlight-border);
  font-weight: 800;
}
.help-inline-code {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 8px;
  border: 1px solid var(--help-reader-code-inline-border);
  background: var(--help-reader-code-inline-bg);
  color: var(--help-reader-code-accent);
  font-size: .92em;
  font-family: 'JetBrains Mono','Fira Code','Consolas',monospace;
  line-height: 1.55;
  word-break: break-word;
}
.help-article-card__tags {
  margin-bottom: 14px;
}
.help-section-outline {
  margin-bottom: 16px;
}
.help-section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.help-article-points {
  margin-bottom: 16px;
}
.help-section-grid {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}
.help-section-card {
  padding: 18px;
  border-radius: 24px;
  border: 1px solid var(--help-reader-border);
  background: var(--help-reader-card-surface);
  box-shadow: var(--help-reader-shadow);
  scroll-margin-top: 84px;
  transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}
.help-section-card.is-current {
  border-color: color-mix(in srgb, var(--help-reader-accent) 30%, var(--help-reader-border));
  box-shadow: 0 18px 40px color-mix(in srgb, var(--help-reader-accent) 12%, transparent);
}
.help-section-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.help-section-card__index {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--help-reader-accent-light) 84%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}
.help-section-card.is-current .help-section-card__index {
  background: linear-gradient(135deg, color-mix(in srgb, var(--help-reader-accent) 84%, white) 0%, color-mix(in srgb, var(--help-reader-accent-strong) 78%, var(--orange)) 100%);
  color: #fff;
}
.help-section-card__heading {
  min-width: 0;
  flex: 1;
}
.help-section-card__title {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
}
.help-section-card__actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.help-section-card__bookmark {
  border: 1px solid var(--help-reader-border);
  border-radius: 999px;
  min-height: 36px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--help-reader-subtle-surface);
  color: var(--help-reader-text-muted);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  transition: border-color .14s ease, color .14s ease, background .14s ease, transform .14s ease;
}
.help-section-card__bookmark:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--help-reader-accent) 24%, var(--help-reader-border));
  color: var(--help-reader-text);
}
.help-section-card__bookmark.is-active {
  border-color: color-mix(in srgb, var(--help-reader-accent) 34%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-accent-light) 76%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
}
.help-section-card__anchor {
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--text-3);
  word-break: break-word;
}
.help-section-card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
  font-size: var(--help-reader-font-size);
  line-height: var(--help-reader-line-height);
}
.help-code-block {
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--help-reader-code-border);
  background: var(--help-reader-code-bg);
  box-shadow: var(--help-reader-shadow);
}
.help-code-block__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  border-bottom: 1px solid color-mix(in srgb, var(--help-reader-code-border) 78%, transparent);
  background: color-mix(in srgb, var(--help-reader-code-copy-bg) 84%, transparent);
}
.help-code-block__language {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--help-reader-code-muted);
}
.help-code-block__pre {
  margin: 0;
  padding: 14px 16px 16px;
  overflow-x: auto;
  background: transparent;
  border: 0;
  border-radius: 0;
}
.help-code-block__code {
  display: block;
  min-width: max-content;
  color: var(--help-reader-code-text);
  font-size: 12.5px;
  line-height: 1.82;
  white-space: pre;
  font-family: 'JetBrains Mono','Fira Code','Consolas',monospace;
}
.help-code-block__copy {
  position: static;
  top: auto;
  right: auto;
  min-height: 30px;
  padding: 0 12px;
  border-color: color-mix(in srgb, var(--help-reader-code-accent) 16%, var(--help-reader-code-border));
  background: var(--help-reader-code-copy-bg);
  color: var(--help-reader-code-text);
  box-shadow: none;
}
.help-code-block__copy:hover {
  border-color: color-mix(in srgb, var(--help-reader-code-accent) 28%, var(--help-reader-code-border));
  color: var(--help-reader-code-accent);
}
.help-code-block__copy.is-copied {
  background: color-mix(in srgb, var(--green-bg) 70%, var(--help-reader-code-copy-bg));
}
.help-section-card__paragraph {
  margin: 0;
  font-size: var(--help-reader-font-size);
  line-height: var(--help-reader-line-height);
  color: var(--text-2);
}
.help-section-card__list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text-2);
  font-size: var(--help-reader-font-size);
  line-height: var(--help-reader-line-height);
}
.help-section-card__list li {
  line-height: inherit;
}
.help-section-nav .filter-chip.is-current {
  border-color: color-mix(in srgb, var(--help-reader-accent) 32%, var(--help-reader-border));
  background: color-mix(in srgb, var(--help-reader-accent-light) 78%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
  box-shadow: var(--help-reader-shadow);
}
.help-search-banner .kb-block__body {
  padding: 14px 16px;
}
.help-search-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.help-search-banner__label {
  font-size: 13px;
  font-weight: 800;
  color: var(--text);
}
.help-search-banner__desc {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-3);
}
.help-attachment-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.help-attachment-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 100%;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid var(--help-reader-border);
  background: var(--help-reader-card-surface);
  box-shadow: var(--help-reader-shadow);
  color: inherit;
  text-decoration: none;
  transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
.help-attachment-card:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--help-reader-accent) 24%, var(--help-reader-border));
  box-shadow: 0 16px 30px color-mix(in srgb, var(--help-reader-accent) 12%, transparent);
}
.help-attachment-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--help-reader-accent-light) 82%, var(--help-reader-subtle-surface));
  color: var(--help-reader-accent);
}
.help-attachment-card__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}
.help-attachment-card__title {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
  font-weight: 800;
}
.help-attachment-card__meta {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-3);
  word-break: break-word;
}
.help-attachment-card__note {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-2);
}
.help-attachment-card__action {
  margin-top: 10px;
  font-size: 11px;
  font-weight: 800;
  color: var(--help-reader-accent);
}
.is-hidden-by-help-search {
  display: none !important;
}
.detail-tabs-card .detail-card__body {
  padding: 14px 16px;
}
.detail-tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}
.detail-tabs::-webkit-scrollbar {
  display: none;
}
.detail-tab {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text-2);
  min-height: 48px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow-inset);
  transition: border-color .12s ease, background .12s ease, color .12s ease, box-shadow .12s ease, transform .12s ease;
}
.detail-tab:hover {
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  color: var(--text);
  transform: translateY(-1px);
}
.detail-tab:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 44%, var(--border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-light) 88%, transparent), var(--shadow-sm);
  color: var(--text);
}
.detail-tab.is-active {
  border-color: color-mix(in srgb, var(--accent) 38%, transparent);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-light) 92%, var(--surface-strong)) 0%, color-mix(in srgb, var(--surface-strong) 96%, transparent) 100%);
  color: var(--accent);
  box-shadow: var(--shadow-sm);
}
.detail-tab__icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--accent-light) 76%, var(--surface-strong));
  color: currentColor;
}
.detail-tab__label {
  white-space: nowrap;
}
.detail-tab__count {
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--accent-light) 84%, var(--surface-strong));
  color: currentColor;
  font-size: 11px;
  font-weight: 800;
}
.detail-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.detail-meta-list {
  display: grid;
  gap: 10px;
}
.detail-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}
.detail-meta-row:last-child {
  padding-bottom: 0;
  border-bottom: none;
}
.detail-meta-row span {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
}
.detail-meta-row strong {
  font-size: 13px;
  color: var(--text);
  font-weight: 700;
  text-align: right;
}
.detail-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}
.stack-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.stack-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.stack-list__item:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
  box-shadow: var(--shadow-sm);
}
.stack-list__title {
  font-size: 13px;
  font-weight: 700;
}
.stack-list__meta {
  font-size: 12px;
  color: var(--text-3);
}
.comment-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.comment-form {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.project-version-timeline {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.project-version-timeline .timeline-item {
  padding-right: 0;
}
.project-version-timeline__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.project-version-timeline__chip,
.project-version-timeline__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-2);
}
.project-version-timeline__link {
  color: var(--accent);
}
.project-version-timeline__link:hover {
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  background: color-mix(in srgb, var(--accent-light) 86%, var(--surface-strong));
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-inset);
  overflow: hidden;
}
.faq-item[open] {
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  box-shadow: var(--shadow-sm);
}
.faq-item__summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.faq-item__summary::-webkit-details-marker {
  display: none;
}
.faq-item__summary svg {
  color: var(--text-3);
  flex-shrink: 0;
  transition: transform .16s ease, color .16s ease;
}
.faq-item[open] .faq-item__summary svg {
  color: var(--accent);
  transform: rotate(180deg);
}
.faq-item__answer {
  padding: 0 18px 18px;
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.75;
}
.empty-tip {
  font-size: 13px;
  color: var(--text-3);
}

/* 后台页面工具栏 */
.admin-toolbar-note {
  font-size: 12px;
  color: var(--text-3);
}
.admin-table-wrap {
  overflow-x: auto;
}
.admin-table-title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.author-hero {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  flex-wrap: wrap;
}
.author-hero__avatar {
  width: 92px;
  height: 92px;
  border-radius: 28px;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
  font-size: 32px;
  font-weight: 800;
  box-shadow: var(--shadow);
}
.author-hero__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.author-hero__content {
  flex: 1;
  min-width: 0;
}
.author-hero__name {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 6px;
}
.author-hero__title {
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 10px;
}
.author-hero__bio {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.75;
}
.info-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.info-chip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-sm);
}
.info-chip__label {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
}
.info-chip__value {
  font-size: 13px;
  color: var(--text);
  font-weight: 700;
  text-align: right;
}
.contact-form-card .form-group:last-of-type {
  margin-bottom: 18px;
}
.resource-host {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-3);
}
.resource-card {
  height: 100%;
}
.resource-card .kb-card__body {
  display: flex;
  flex-direction: column;
}
.resource-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.resource-card__actions .btn {
  flex: 1 1 120px;
  justify-content: center;
}
.resource-hero__panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  min-height: 260px;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 96%, transparent) 0%, color-mix(in srgb, var(--accent-light) 24%, var(--surface-strong)) 100%);
  box-shadow: var(--shadow);
}
.resource-hero__logo {
  width: 72px;
  height: 72px;
  border-radius: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--accent-light) 0%, color-mix(in srgb, var(--accent-light) 44%, var(--surface-strong)) 100%);
  color: var(--accent);
  box-shadow: var(--shadow-inset);
}
.resource-hero__logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.resource-hero__panel-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
}
.resource-hero__panel-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.75;
}
.resource-hero__panel-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.resource-hero__panel-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 46px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--border-light);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
}
.resource-hero__panel-chip span {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
}
.resource-hero__panel-chip strong {
  font-size: 13px;
  color: var(--text);
  font-weight: 800;
  text-align: right;
}
.resource-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.resource-info-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 92px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  box-shadow: var(--shadow-sm);
}
.resource-info-box__label {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 700;
}
.resource-info-box__value {
  font-size: 14px;
  color: var(--text);
  font-weight: 800;
  line-height: 1.6;
  word-break: break-word;
}
.resource-info-box__value--link {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
.resource-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* 后台统计卡 */
.admin-stat-card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px; background: var(--bg); display: flex; align-items: flex-start; gap: 10px; transition: border-color .15s, box-shadow .15s; }
.admin-stat-card:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.admin-stat-card__icon { width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.admin-stat-card__num { font-size: 22px; font-weight: 800; line-height: 1; margin-bottom: 2px; }
.admin-stat-card__label { font-size: 12px; color: var(--text-3); font-weight: 600; }
.admin-stat-card__trend { font-size: 11px; margin-top: 3px; font-weight: 600; }
.admin-stat-card__trend.up { color: var(--green); }
.admin-stat-card__trend.down { color: var(--red); }

/* 活动记录 */
.activity-item { display: flex; align-items: flex-start; gap: 8px; padding: 7px 0; border-bottom: 1px solid var(--border-light); }
.activity-item:last-child { border-bottom: none; }
.activity-item__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex-shrink: 0; margin-top: 4px; }
.activity-item__text { font-size: 12px; color: var(--text-2); flex: 1; }
.activity-item__time { font-size: 11px; color: var(--text-3); flex-shrink: 0; }

/* 进度条 */
.progress { height: 6px; background: var(--bg-sub); border-radius: 3px; overflow: hidden; }
.progress__bar { height: 100%; background: var(--accent); border-radius: 3px; transition: width .3s; }

.rjzy-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9999;
  width: min(320px, calc(100vw - 24px));
  transform: translateY(12px);
  opacity: 0;
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
.rjzy-toast.is-show {
  opacity: 1;
  transform: translateY(0);
}

/* =====================================================
   响应式
   ===================================================== */
@media (max-width: 1024px) {
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .three-col { grid-template-columns: 1fr 1fr; }
  .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .two-col.sidebar-right { grid-template-columns: 1fr; }
  .home-grid { grid-template-columns: 1fr; }
  .home-module--full { grid-column: auto; }
  .home-hero {
    min-height: 332px;
  }
  .home-shortcut-grid,
  .home-guide__actions { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .kb-sidebar,
  .admin-sidebar { width: min(86vw, 320px); transform: translateX(-100%); z-index: 200; }
  .kb-sidebar.is-open,
  .admin-sidebar.is-open { transform: translateX(0); box-shadow: 4px 0 20px rgba(0,0,0,.15); }
  .kb-overlay.is-open { display: block; }
  .kb-sidebar__head,
  .admin-sidebar__head {
    position: relative;
    padding-right: 64px;
  }
  .kb-sidebar__head-row {
    align-items: center;
  }
  .kb-brand {
    min-width: 0;
    flex: 1;
  }
  .kb-main { margin-left: 0; }
  html.sidebar-collapsed .kb-main { margin-left: 0; }
  html.sidebar-collapsed .kb-sidebar,
  html.sidebar-collapsed .admin-sidebar { width: min(86vw, 320px); }
  .kb-sidebar-toggle {
    position: absolute;
    top: 14px;
    right: 14px;
    display: inline-flex;
    width: 38px;
    height: 38px;
    border-radius: 14px;
    z-index: 4;
  }
  .kb-menu-toggle { display: flex; }
  .kb-content { padding: 20px 16px 24px; }
  .kb-topbar { padding: 0 14px; height: 60px; }
  .kb-topbar__search-link { display: inline-flex; }
  .kb-topbar__actions .kb-topbar__btn.primary { display: none; }
  .kb-search__panel,
  .inline-search__panel {
    position: static;
    margin-top: 8px;
  }
  .two-col, .two-col.wide-left, .three-col { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .inline-search { width: 100%; }
  .inline-search input { min-width: 0; width: 100%; }
  .search-form {
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 10px;
  }
  .search-form__field,
  .search-form__scope,
  .search-form__actions {
    width: 100%;
  }
  .search-form__actions {
    align-items: stretch;
    justify-content: stretch;
  }
  .search-form__actions .btn {
    flex: 1 1 0;
  }
  .search-result {
    margin: 8px 10px;
    padding: 14px;
  }
  .project-hero__inner,
  .detail-layout { grid-template-columns: 1fr; }
  .resource-info-grid { grid-template-columns: 1fr; }
  .author-hero { flex-direction: column; }
  .stat-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-item { min-width: 70px; min-height: 78px; padding: 14px; }
  .stat-item__icon { width: 42px; height: 42px; }
  .stat-item__num { font-size: 22px; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .summary-strip { grid-template-columns: 1fr 1fr; }
  .summary-pill { min-height: 78px; padding: 14px; }
  .summary-pill__icon { width: 42px; height: 42px; }
  .summary-pill strong { font-size: 22px; }
  .summary-pill.is-text strong { font-size: 17px; }
  .kb-footer { padding: 14px 16px 18px; flex-direction: column; align-items: flex-start; }
  .page-header { padding: 18px 18px; border-radius: 24px; }
  .page-header h1 { font-size: 24px; }
  .page-header__title-icon { width: 38px; height: 38px; border-radius: 14px; }
  .page-header__actions { width: 100%; }
  .system-topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .system-topbar__actions {
    width: 100%;
  }
  .home-grid {
    gap: 16px;
  }
  .home-hero {
    min-height: 320px;
    padding: 18px;
    border-radius: 24px;
  }
  .home-hero__slide {
    padding-top: 18px;
  }
  .home-hero__content {
    width: 100%;
    padding: 18px;
    border-radius: 22px;
  }
  .home-hero__footer,
  .home-hero__controls {
    flex-direction: column;
    align-items: stretch;
  }
  .home-hero__navs,
  .home-hero__dots {
    width: 100%;
    justify-content: space-between;
  }
  .home-hero__cta {
    width: 100%;
    justify-content: center;
  }
  .not-found-card__inner {
    grid-template-columns: 1fr;
  }
  .home-tabs { gap: 6px; }
  .home-tab { min-height: 36px; padding: 0 14px; }
  .home-announcement-block__actions {
    width: 100%;
  }
  .home-announcement-block__actions .kb-block__more,
  .home-announcement-block__read {
    width: 100%;
    justify-content: center;
  }
  .home-announcement-item {
    flex-wrap: wrap;
  }
  .home-announcement-item__actions {
    width: 100%;
  }
  .home-announcement-item__action-link,
  .home-announcement-item__mark {
    flex: 1 1 100%;
  }
  .home-announcement-popup {
    padding: 14px;
  }
  .home-announcement-popup__dialog {
    border-radius: 24px;
  }
  .home-announcement-popup__actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }
  .home-announcement-popup__actions .btn {
    width: 100%;
    justify-content: center;
  }
  .home-creator-grid {
    grid-template-columns: 1fr;
  }
  .home-creator-card__foot {
    align-items: stretch;
  }
  .home-creator-card__highlight,
  .home-creator-card__link {
    width: 100%;
    justify-content: center;
  }
  .home-creator-card__highlight span {
    white-space: normal;
    text-align: center;
  }
  .home-activity-item {
    grid-template-columns: auto minmax(0, 1fr);
  }
  .home-activity-item__time {
    grid-column: 2;
    padding-top: 0;
  }
  .collection-grid--home,
  .collection-grid--page {
    grid-template-columns: 1fr;
  }
  .collection-entry-grid {
    grid-template-columns: 1fr;
  }
  .home-shortcut-grid,
  .home-guide__actions { grid-template-columns: 1fr; }
  .resource-card__actions .btn {
    flex: 1 1 100%;
  }
  .resource-hero__panel,
  .collection-hero__panel {
    min-height: auto;
    padding: 18px;
  }
  .collection-action-group {
    grid-template-columns: 1fr;
  }
  .sitemap-section-grid {
    grid-template-columns: 1fr;
  }
  .maintenance-countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .help-shell {
    grid-template-columns: 1fr;
  }
  .help-reader-panel {
    padding: 14px;
    border-radius: 18px;
  }
  .help-reader-account {
    padding: 12px;
  }
  .help-reader-account__grid {
    grid-template-columns: 1fr;
  }
  .help-reader-account__summary .toolbar-chips {
    width: 100%;
  }
  .help-reader-account__form .btn,
  .help-reader-account__form--inline .btn {
    width: 100%;
  }
  .help-reader-panel__preferences {
    grid-template-columns: 1fr;
  }
  .help-reader-search-results {
    padding: 12px;
  }
  .help-reader-search-results__head .filter-chip {
    width: 100%;
    justify-content: center;
  }
  .help-reader-search-results__type {
    flex: 1 1 calc(50% - 8px);
  }
  .help-reader-pref-group {
    padding: 12px;
  }
  .help-reader-pref-group .toolbar-chips {
    gap: 8px;
  }
  .help-reader-pref-chip {
    flex: 1 1 calc(50% - 8px);
    justify-content: center;
  }
  .help-reader-panel__search .btn {
    flex: 1 1 100%;
  }
  .help-reader-progress {
    min-width: 100%;
  }
  .help-shell.is-reading-mode .help-main {
    max-width: 100%;
  }
  .help-section-card {
    padding: 16px;
    border-radius: 20px;
  }
  .help-section-card__head {
    gap: 10px;
    flex-wrap: wrap;
  }
  .help-section-card__index {
    width: 34px;
    height: 34px;
    border-radius: 12px;
  }
  .help-section-card__actions {
    width: 100%;
  }
  .help-section-card__bookmark {
    width: 100%;
    justify-content: center;
  }
  .help-code-block {
    border-radius: 18px;
  }
  .help-code-block__toolbar {
    padding: 12px;
  }
  .help-code-block__copy {
    width: 100%;
    justify-content: center;
  }
  .help-code-block__pre {
    padding: 12px 13px 14px;
  }
  .project-docs {
    grid-template-columns: 1fr;
  }
  .project-docs__nav {
    position: static;
  }
  .detail-tab {
    min-height: 44px;
    padding: 0 12px;
    gap: 8px;
  }
  .detail-tab__icon {
    width: 26px;
    height: 26px;
    border-radius: 9px;
  }
  .faq-item__summary {
    padding: 15px 16px;
  }
  .faq-item__answer {
    padding: 0 16px 16px;
  }
  .tag-hub-layout {
    grid-template-columns: 1fr;
  }
  .tag-hub-hero__headline {
    flex-direction: column;
  }
  .tag-hub-hero__pulse {
    width: 100%;
  }
  .tag-trend {
    grid-template-columns: repeat(7, minmax(62px, 1fr));
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .tag-spotlight__meta {
    flex-direction: column;
    align-items: stretch;
  }
  .home-shortcut-card {
    min-height: auto;
  }
}
@media (max-width: 480px) {
  .card-grid, .card-grid.cols-2, .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr; }
  .kb-content { padding: 12px; }
  .kb-topbar { padding: 0 12px; }
  .kb-topbar__actions { gap: 6px; }
  .kb-topbar__btn { padding: 8px 10px; }
  .back-to-top {
    right: 14px;
    bottom: 16px;
    width: 44px;
    height: 44px;
    border-radius: 14px;
  }
  .stat-row { grid-template-columns: 1fr; }
  .summary-strip { grid-template-columns: 1fr; }
  .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .page-header { flex-direction: column; }
  .page-header__eyebrow { max-width: 100%; }
  .page-header__title-line { align-items: flex-start; }
  .system-shell {
    padding: 18px 14px 32px;
  }
  .system-topbar__actions .btn,
  .system-topbar__actions .kb-topbar__btn,
  .maintenance-actions .btn,
  .sitemap-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .maintenance-countdown__unit {
    min-height: 82px;
  }
  .not-found-search,
  .not-found-actions {
    flex-direction: column;
  }
  .not-found-search input,
  .not-found-search .btn,
  .not-found-actions .btn {
    width: 100%;
  }
  .not-found-card__visual {
    padding: 18px;
  }
  .search-form {
    gap: 8px;
  }
  .search-form__field,
  .search-form__scope select,
  .search-form__actions .btn {
    min-height: 40px;
    height: 40px;
    border-radius: 8px;
  }
  .search-form__field input {
    height: 38px !important;
  }
  .search-form__actions {
    flex-direction: column;
  }
  .search-form__actions .btn,
  .search-form__actions a.btn {
    width: 100%;
  }
  .search-starter__chips {
    gap: 8px;
  }
  .search-starter__chip {
    width: 100%;
    justify-content: center;
  }
  .search-starter__meta {
    grid-template-columns: 1fr;
  }
  .project-docs__nav-item,
  .project-docs__quick-link {
    padding: 10px;
  }
  .project-docs__section {
    padding: 16px;
  }
  .project-docs__section-title {
    font-size: 18px;
  }
  .detail-tabs-card .detail-card__body {
    padding: 12px;
  }
  .detail-tab {
    min-height: 42px;
    padding: 0 10px;
  }
  .detail-tab__count {
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
  }
  .project-version-timeline__meta {
    flex-direction: column;
    align-items: stretch;
  }
  .project-version-timeline__chip,
  .project-version-timeline__link {
    justify-content: center;
  }
  .search-tip {
    width: 100%;
    justify-content: center;
  }
  .search-result {
    gap: 12px;
    padding: 13px;
    border-radius: 18px;
  }
  .search-result__icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }
  .search-result__title {
    font-size: 14px;
  }
  .search-result__desc {
    font-size: 12px;
  }
  .page-tools { align-items: stretch; }
  .page-tools__group { width: 100%; }
  .project-hero__inner { padding: 14px; }
  .detail-card__head,
  .detail-card__body { padding: 14px; }
  .home-hero {
    padding: 14px;
    border-radius: 20px;
  }
  .home-hero__meta {
    flex-direction: column;
    align-items: flex-start;
  }
  .home-hero__content {
    padding: 15px;
    border-radius: 18px;
  }
  .home-hero__copy h2 {
    font-size: 24px;
  }
  .home-hero__copy p {
    font-size: 13px;
  }
  .home-hero__navs {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .home-announcement-block .kb-block__body { padding: 14px; }
  .home-announcement-popup__head,
  .home-announcement-popup__body,
  .home-announcement-popup__actions {
    padding: 16px;
  }
  .home-announcement-popup__body h2 {
    font-size: 22px;
  }
  .home-hero__nav {
    width: 100%;
  }
  .home-hero__dot {
    flex: 1 1 calc(20% - 8px);
    min-width: 24px;
  }
  .home-announcement-item,
  .home-guide__tip,
  .home-guide__action,
  .home-shortcut-card,
  .home-creator-card,
  .home-activity-item,
  .collection-card,
  .collection-entry,
  .resource-info-box {
    padding: 13px;
    border-radius: 18px;
  }
  .home-creator-block .kb-block__body,
  .home-activity-block .kb-block__body,
  .home-collections-block .kb-block__body {
    padding: 14px;
  }
  .home-activity-item__icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }
  .home-activity-item__title {
    font-size: 13px;
  }
  .collection-card__icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }
  .collection-card__title {
    font-size: 15px;
  }
  .resource-hero__panel,
  .collection-hero__panel {
    padding: 16px;
    border-radius: 20px;
  }
  .collection-entry__icon {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }
  .collection-entry__title {
    font-size: 15px;
  }
  .tag-spotlight__title {
    font-size: 20px;
  }
  .tag-hub-hero__headline h1 {
    font-size: 24px;
  }
  .tag-hub-related-item {
    padding: 12px;
    border-radius: 16px;
  }
  .home-tag-cloud__item {
    width: 100%;
    justify-content: space-between;
  }
  .rjzy-toast { right: 12px; bottom: 12px; width: calc(100vw - 24px); }
}