/* ========== 设计变量 ========== */
:root {
  --bg: #edf7f4;
  --bg-2: #fbfdf9;
  --text: #263936;
  --text-2: #58716b;
  --muted: #8aa19b;
  --glass: rgba(255, 255, 255, 0.62);
  --glass-2: rgba(255, 255, 255, 0.84);
  --glass-3: rgba(255, 255, 255, 0.42);
  --border: rgba(255, 255, 255, 0.92);
  --border-2: rgba(103, 148, 139, 0.17);
  --shadow: 0 10px 28px rgba(71, 123, 113, 0.10);
  --shadow-lg: 0 22px 54px rgba(71, 123, 113, 0.16);
  --track: rgba(58, 103, 94, 0.10);
  --accent: #57a99a;
  --accent-2: #79b9d4;
  --grad: linear-gradient(135deg, #56ad9b, #79b9d4);
  --ok: #4caa83;
  --warn: #d39b55;
  --hot: #d67872;
  --r-lg: 22px;
  --r: 15px;
  --r-sm: 10px;
  --blur: 20px;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --sans: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  --spring: cubic-bezier(.34, 1.56, .64, 1);
  --swift: cubic-bezier(.16, 1, .3, 1);
}

[data-palette="sky"] {
  --bg: #eef5fb;
  --bg-2: #fbfdff;
  --text: #263641;
  --text-2: #597181;
  --muted: #8ca1ad;
  --glass: rgba(255, 255, 255, 0.68);
  --glass-2: rgba(255, 255, 255, 0.88);
  --glass-3: rgba(255, 255, 255, 0.48);
  --border-2: rgba(90, 133, 158, 0.18);
  --accent: #5b9ec1;
  --accent-2: #7ab9d5;
  --grad: linear-gradient(135deg, #5b9ec1, #8acbd0);
}

[data-theme="dark"] {
  --bg: #172624;
  --bg-2: #213632;
  --text: #edf7f2;
  --text-2: #c2d8d0;
  --muted: #8ea9a0;
  --glass: rgba(255, 255, 255, 0.075);
  --glass-2: rgba(255, 255, 255, 0.12);
  --glass-3: rgba(255, 255, 255, 0.045);
  --border: rgba(255, 255, 255, 0.16);
  --border-2: rgba(255, 255, 255, 0.1);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.26);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.42);
  --track: rgba(255, 255, 255, 0.12);
  --accent: #74c7b4;
  --accent-2: #8ac8df;
  --grad: linear-gradient(135deg, #65bda9, #80bad8);
  --ok: #8bd1a9;
  --warn: #e6b16c;
  --hot: #ef9186;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .4s ease, color .4s ease;
}

/* ========== 背景氛围 ========== */
.backdrop { position: fixed; inset: 0; z-index: 0; overflow: hidden; background: var(--bg); contain: strict; pointer-events: none; }
.backdrop::before {
  content: ""; position: absolute; inset: 0; opacity: .62;
  background-image: linear-gradient(rgba(91, 82, 64, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(91, 82, 64, .045) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 76%);
}
.backdrop::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(920px 580px at 50% -12%, var(--bg-2), transparent 70%), radial-gradient(520px 420px at 100% 15%, rgba(116,199,180,.16), transparent 72%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(92px); opacity: .28; transform: translateZ(0); will-change: transform; }
.orb-1 { width: 480px; height: 480px; left: -190px; top: -170px; background: #a8d9ca; animation: float1 24s ease-in-out infinite alternate; }
.orb-2 { width: 380px; height: 380px; right: -150px; top: 80px; background: #b9dceb; animation: float2 28s ease-in-out infinite alternate; }
.orb-3 { width: 360px; height: 360px; left: 45%; bottom: -220px; background: #a9d9cb; opacity: .18; animation: float3 32s ease-in-out infinite alternate; }
[data-theme="dark"] .orb { opacity: .12; }
@keyframes float1 { to { transform: translate(70px, 45px) scale(1.08); } }
@keyframes float2 { to { transform: translate(-55px, 70px) scale(1.06); } }
@keyframes float3 { to { transform: translate(50px, -60px) scale(1.1); } }
.grain {
  position: absolute; inset: 0; opacity: .045; pointer-events: none; mix-blend-mode: multiply;
  background-image: radial-gradient(rgba(38, 34, 27, .52) .7px, transparent .7px);
  background-size: 5px 5px;
}
[data-theme="dark"] .grain { mix-blend-mode: screen; opacity: .025; }

/* ========== 毛玻璃基类 ========== */
.glass {
  background: var(--glass);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(180%);
  backdrop-filter: blur(var(--blur)) saturate(180%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

/* ========== 顶栏 ========== */
.topbar { position: sticky; top: 0; z-index: 20; padding: 20px 24px 10px; }
.topbar::after { content: ""; position: absolute; left: 50%; bottom: 0; width: min(1200px, calc(100% - 48px)); height: 1px; transform: translateX(-50%); background: var(--border-2); opacity: .65; }
/* 滚动时给顶栏一层渐隐底，避免内容穿过 */
.topbar::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, var(--bg) 35%, transparent);
  opacity: .92;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px;
}
.brand { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.brand .time { font-family: var(--mono); font-size: 23px; font-weight: 500; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.brand .hello { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: .02em; }

.topbar-actions { display: flex; gap: 8px; justify-content: flex-end; }
.icon-btn {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 12px; cursor: pointer; color: var(--text-2);
  background: var(--glass); border: 1px solid var(--border);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  transition: transform .18s, background .18s, color .18s;
}
.icon-btn:hover { transform: translateY(-1px); background: var(--glass-2); color: var(--text); }
.icon-btn:active { transform: translateY(0) scale(.96); }

/* ========== 搜索 ========== */
.search-slot { display: flex; justify-content: center; }
.search-box {
  width: min(620px, 74vw);
  position: relative;
  display: flex; align-items: center; gap: 4px;
  padding: 6px 6px 6px 16px; border-radius: 999px;
  background: var(--glass-2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(180%);
  backdrop-filter: blur(var(--blur)) saturate(180%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: box-shadow .25s, border-color .25s, transform .25s;
}
.search-box:focus-within { box-shadow: 0 0 0 4px rgba(87,169,154,.16), 0 18px 42px rgba(71,123,113,.15); border-color: rgba(87,169,154,.48); transform: translateY(-1px); }
.search-input {
  flex: 1; min-width: 0; height: 38px; border: 0; outline: none; background: transparent;
  font-size: 15px; color: var(--text); font-family: inherit;
}
.search-input::placeholder { color: var(--muted); }
.search-divider { width: 1px; height: 22px; background: var(--border-2); }

.engine { position: relative; }
.engine-btn {
  display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 10px;
  border: 0; background: transparent; cursor: pointer; border-radius: 999px;
  color: var(--text-2); font-size: 13.5px; font-family: inherit; white-space: nowrap;
  transition: background .18s, color .18s;
}
.engine-btn:hover { background: var(--glass-3); color: var(--text); }
.engine-logo { width: 18px; height: 18px; border-radius: 5px; object-fit: contain; background: #fff; }
.chev { transition: transform .2s; opacity: .6; }
.engine.open .chev { transform: rotate(180deg); }

.engine-menu {
  position: absolute; right: 0; top: calc(100% + 10px); z-index: 40;
  min-width: 190px; padding: 6px; border-radius: 14px;
  background: var(--glass-2); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(24px) saturate(180%); backdrop-filter: blur(24px) saturate(180%);
  display: none; max-height: 320px; overflow: auto;
}
.engine.open .engine-menu { display: block; animation: pop .16s ease; }
@keyframes pop { from { opacity: 0; transform: translateY(-6px) scale(.98); } }
.engine-item {
  display: flex; align-items: center; gap: 9px; width: 100%; padding: 8px 10px;
  border: 0; background: transparent; border-radius: 10px; cursor: pointer;
  font-size: 13.5px; color: var(--text-2); font-family: inherit; text-align: left;
}
.engine-item:hover { background: var(--glass-3); color: var(--text); }
.engine-item.active { background: var(--glass-3); color: var(--text); font-weight: 600; }
.engine-item .tick { margin-left: auto; opacity: 0; }
.engine-item.active .tick { opacity: 1; color: var(--accent); }

.search-go {
  height: 38px; padding: 0 16px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--grad); color: #fff; font-size: 13.5px; font-family: inherit; font-weight: 500;
  display: flex; align-items: center; gap: 6px;
  transition: filter .18s, transform .18s;
}
.search-go:hover { filter: brightness(1.06); }
.search-go:active { transform: scale(.97); }

.suggest {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: 30;
  border-radius: 14px; padding: 6px; display: none;
  background: var(--glass-2); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
}
.suggest.open { display: block; animation: pop .16s ease; }
.suggest-item { padding: 8px 12px; border-radius: 10px; cursor: pointer; font-size: 13.5px; color: var(--text-2); display: flex; align-items: center; gap: 8px; }
.suggest-item:hover, .suggest-item.sel { background: var(--glass-3); color: var(--text); }
.suggest-item .k { margin-left: auto; font-size: 11px; color: var(--muted); }

/* ========== 页面主体 ========== */
.page { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 28px 24px 40px; }
.section-block { position: relative; }
.section-kicker { display: flex; align-items: center; gap: 9px; margin: 0 0 12px; color: var(--muted); font-size: 10px; font-family: var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.kicker-line { width: 22px; height: 1px; background: var(--accent); opacity: .75; }
.kicker-meta { margin-left: auto; opacity: .72; letter-spacing: .08em; }
.bookmarks-section { margin-top: 32px; }

.status-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
/* 卡片撑满格子高度，三张卡等高；说明文字吸底对齐 */
.status-grid > .mod-slot { display: flex; }
.mod-slot > .card { flex: 1 1 auto; display: flex; flex-direction: column; }
.card-body { flex: 1; display: flex; flex-direction: column; }
.card-body > .mini:last-child { margin-top: auto; padding-top: 8px; }
@media (max-width: 1000px) { .status-grid { grid-template-columns: 1fr; } }

.card {
  border-radius: var(--r-lg); padding: 19px 20px 17px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(180%);
  backdrop-filter: blur(var(--blur)) saturate(180%);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  animation: rise .5s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
.card:nth-child(2) { animation-delay: .06s; }
.card:nth-child(3) { animation-delay: .12s; }

.card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.card-head .ico { width: 28px; height: 28px; border-radius: 10px; display: grid; place-items: center; background: rgba(87,169,154,.12); color: var(--accent); }
.card-title { font-size: 13.5px; font-weight: 600; color: var(--text-2); letter-spacing: .3px; }
.card-sub { font-size: 11.5px; color: var(--muted); margin-left: auto; font-variant-numeric: tabular-nums; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.15); }
.dot.off { background: var(--muted); box-shadow: 0 0 0 3px rgba(123,132,151,.15); }
.dot.err { background: var(--hot); box-shadow: 0 0 0 3px rgba(239,68,68,.15); }

/* ========== 天气 ========== */
.wx-main { display: flex; align-items: center; gap: 16px; }
.wx-temp { font-family: var(--mono); font-size: 46px; font-weight: 500; line-height: 1; letter-spacing: -.04em; font-variant-numeric: tabular-nums; color: var(--text); }
.wx-temp sup { font-size: 18px; font-weight: 400; vertical-align: super; margin-left: 2px; }
.wx-icon { width: 48px; height: 48px; padding: 9px; border-radius: 15px; color: var(--accent); background: rgba(87,169,154,.11); flex: none; }
.wx-meta { margin-left: auto; text-align: right; font-size: 12.5px; color: var(--text-2); line-height: 1.7; }
.wx-city { font-size: 15px; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 5px; justify-content: flex-end; }
.wx-desc { color: var(--muted); font-size: 12.5px; }
.wx-forecast { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border-2); }
.wx-day { text-align: center; font-size: 11.5px; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: 4px; }
.wx-day b { font-size: 13px; color: var(--text); font-weight: 600; }
.wx-day svg { width: 22px; height: 22px; opacity: .85; }
.wx-pop { font-size: 10.5px; color: var(--accent); opacity: .9; }
.wx-details {
  margin-top: 12px; padding-top: 10px; border-top: 1px dashed var(--border-2);
  font-size: 11.5px; color: var(--muted); line-height: 1.6;
  display: flex; flex-wrap: wrap; gap: 2px 10px;
  font-variant-numeric: tabular-nums;
}

/* ========== 指标条 ========== */
.metric { margin-bottom: 12px; }
.metric:last-child { margin-bottom: 0; }
.metric-top { display: flex; align-items: baseline; gap: 8px; font-size: 12.5px; margin-bottom: 6px; }
.metric-name { color: var(--text-2); display: flex; align-items: center; gap: 6px; min-width: 0; }
.metric-name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.metric-val { margin-left: auto; font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 500; font-size: 12px; color: var(--text); }
.metric-val small { font-weight: 400; color: var(--muted); font-size: 11px; }
.bar { height: 6px; border-radius: 99px; background: var(--track); overflow: hidden; }
.bar > i { display: block; height: 100%; width: 0; border-radius: 99px; background: var(--grad); transition: width .7s cubic-bezier(.2,.8,.2,1); }
.bar.hot > i { background: linear-gradient(135deg, #fb923c, #ef4444); }
.bar.warn > i { background: linear-gradient(135deg, #fbbf24, #f97316); }
.chip {
  font-size: 10.5px; padding: 1px 7px; border-radius: 99px; background: var(--glass-3);
  color: var(--muted); font-variant-numeric: tabular-nums; flex: none;
}
.chip.hot { background: rgba(239,68,68,.14); color: var(--hot); }
.chip.warm { background: rgba(245,158,11,.16); color: var(--warn); }
.chip.cool { background: rgba(56,189,248,.16); color: #0284c7; }
[data-theme="dark"] .chip.cool { color: #38bdf8; }

.gpu-item { padding-top: 10px; margin-top: 10px; border-top: 1px dashed var(--border-2); }
.gpu-item:first-of-type { border-top: 0; margin-top: 0; padding-top: 0; }
.mini { font-size: 11px; color: var(--muted); margin-top: 8px; line-height: 1.6; }
.host-alert { font-size: 10px; color: var(--ok); margin-left: auto; }
.host-alert.is-alert { color: var(--hot); font-weight: 700; }
.host-trends { display: grid; grid-template-columns: auto minmax(80px, 1fr) auto minmax(80px, 1fr); gap: 6px; align-items: center; margin-top: 9px; color: var(--muted); font: 10px var(--mono); }
.host-spark { width: 100%; height: 24px; overflow: visible; }
.host-spark polyline { fill: none; stroke: var(--accent); stroke-width: 2; vector-effect: non-scaling-stroke; }
.host-info {
  margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--border-2);
  font-size: 11.5px; color: var(--text-2); line-height: 1.6;
  display: flex; flex-wrap: wrap; gap: 2px 10px;
  font-variant-numeric: tabular-nums;
}

.empty { text-align: center; padding: 14px 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.link-btn {
  border: 0; background: var(--glass-3); color: var(--accent); cursor: pointer;
  padding: 7px 14px; border-radius: 999px; font-size: 12.5px; font-family: inherit; margin-top: 6px;
  transition: background .18s;
}
.link-btn:hover { background: var(--glass-2); }
.skeleton { height: 12px; border-radius: 99px; background: var(--track); animation: pulse 1.4s infinite; margin-bottom: 10px; }
@keyframes pulse { 50% { opacity: .45; } }

/* ========== 收藏 ========== */
.bm-head { display: flex; align-items: center; gap: 10px; margin: 0 0 14px; flex-wrap: wrap; }
.bm-title { font-size: 14px; font-weight: 700; color: var(--text-2); letter-spacing: .02em; }
.bm-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-left: 8px; max-height: 120px; overflow: hidden; transition: max-height .28s var(--swift), opacity .2s ease; }
.bm-tabs.is-collapsed { max-height: 38px; opacity: .88; }
.bm-view-actions { display: flex; gap: 5px; margin-left: auto; }
.bm-view-btn { border: 1px solid var(--border-2); background: var(--glass-3); color: var(--muted); border-radius: 8px; min-height: 30px; padding: 0 9px; cursor: pointer; font: inherit; font-size: 11px; }
.bm-view-btn:hover { color: var(--accent); border-color: var(--accent); }
.tab small { margin-left: 5px; font-family: var(--mono); font-size: 9px; opacity: .72; }
.tab.active small { opacity: .88; }

/* 收藏分页 */
.bm-pager {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  margin: 18px 0 0; color: var(--muted); font-size: 12px;
}
.pager-label { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.pager-label b { color: var(--text-2); font-weight: 600; }
.pager-label small { font-family: var(--sans); font-size: 11px; opacity: .85; }
.pager-btn {
  width: 34px; height: 30px; border: 1px solid var(--border); border-radius: 9px;
  background: var(--glass); color: var(--text-2); cursor: pointer; font-size: 20px; line-height: 1;
  display: grid; place-items: center; transition: transform .2s var(--spring), background .18s var(--swift), color .18s var(--swift);
}
.pager-btn:hover:not(:disabled) { transform: translateY(-2px); color: var(--accent); background: var(--glass-2); }
.pager-btn:disabled { opacity: .35; cursor: not-allowed; }

/* 右键分类菜单 */
.bm-context {
  position: absolute; z-index: 80; width: 184px; padding: 8px; border-radius: 14px;
  background: var(--glass-2); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
}
.bm-context-title { padding: 5px 8px 7px; font-size: 11px; color: var(--muted); border-bottom: 1px solid var(--border-2); }
.bm-context-list { display: grid; gap: 3px; margin-top: 5px; max-height: 230px; overflow: auto; }
.bm-context-item { border: 0; border-radius: 8px; padding: 8px 9px; text-align: left; background: transparent; color: var(--text-2); font: inherit; font-size: 12.5px; cursor: pointer; }
.bm-context-item:hover { background: rgba(87,169,154,.13); color: var(--accent); }
.bm-context-empty { padding: 8px; color: var(--muted); font-size: 12px; }
.bm-context.touch-menu { position: fixed; left: 50% !important; top: 50% !important; transform: translate(-50%, -50%); }


/* 收藏搜索：小尺寸胶囊输入框，与分组标签同一行 */
.bm-search {
  margin-left: auto; position: relative; display: flex; align-items: center;
  width: min(240px, 40vw); height: 32px; padding: 0 30px 0 30px;
  border-radius: 999px; background: var(--glass-2);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: box-shadow .22s var(--swift), border-color .22s var(--swift), width .22s var(--swift);
}
.bm-search:focus-within { border-color: rgba(87,169,154,.5); box-shadow: 0 0 0 3px rgba(87,169,154,.14), var(--shadow); }
.bm-search-ico { position: absolute; left: 10px; display: grid; place-items: center; color: var(--muted); pointer-events: none; }
.bm-search-input {
  width: 100%; height: 100%; border: 0; outline: none; background: transparent;
  font-size: 12.5px; font-family: inherit; color: var(--text); min-width: 0;
}
.bm-search-input::placeholder { color: var(--muted); }
.bm-search-clear {
  position: absolute; right: 6px; width: 20px; height: 20px; border: 0; border-radius: 50%;
  display: grid; place-items: center; line-height: 1; cursor: pointer; font-size: 13px;
  background: var(--glass-3); color: var(--muted); font-family: inherit;
  transition: background .18s var(--swift), color .18s var(--swift), transform .2s var(--spring);
}
.bm-search-clear:hover { background: var(--hot); color: #fff; transform: scale(1.12); }

/* 过滤后无结果 */
.bm-empty {
  grid-column: 1 / -1; text-align: center; padding: 26px 0; color: var(--muted);
  font-size: 13.5px; display: flex; flex-direction: column; gap: 6px; align-items: center;
}
.bm-empty span { font-size: 11.5px; opacity: .85; }
.tab {
  padding: 5px 13px; border-radius: 999px; cursor: pointer; font-size: 12.5px; font-family: inherit;
  background: var(--glass); border: 1px solid var(--border); color: var(--text-2);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: all .18s;
}
.tab:hover { background: var(--glass-2); }
.tab.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 4px 14px rgba(87,169,154,.28); }

.bm-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); gap: 12px; contain: layout style; }
/* 收藏数量多时，屏幕外卡片跳过绘制，降低首次渲染与滚动开销 */
.bm-card { content-visibility: auto; contain-intrinsic-size: 58px; }
.bm-card {
  display: flex; align-items: center; gap: 11px; padding: 13px 14px; border-radius: var(--r);
  text-decoration: none; color: var(--text); position: relative;
  background: var(--glass); border: 1px solid var(--border); box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(16px) saturate(180%); backdrop-filter: blur(16px) saturate(180%);
  transition: transform .2s cubic-bezier(.2,.8,.2,1), box-shadow .2s, background .2s;
  animation: rise .45s cubic-bezier(.2,.8,.2,1) both;
}
.bm-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); background: var(--glass-2); border-color: rgba(87,169,154,.34); }
.bm-card:active { transform: translateY(-1px) scale(.99); }
.bm-card { touch-action: pan-y; user-select: none; position: relative; }
.bm-drag-handle { display: grid; place-items: center; width: 36px; height: 36px; flex: none; border: 0; border-radius: 8px; background: var(--glass-3); color: var(--muted); cursor: grab; touch-action: none; opacity: .72; }
.bm-drag-handle:active { cursor: grabbing; }
.bm-card:not(.bm-sortable) .bm-drag-handle { display: none; }
.bm-card.is-pinned { border-color: rgba(211,155,85,.42); }
.bm-pin { position: absolute; top: 7px; right: 8px; color: var(--warn); font-size: 11px; }
.bm-actions { display: flex; gap: 4px; margin-left: auto; }
.bm-action { width: 26px; height: 26px; display: grid; place-items: center; border: 0; border-radius: 7px; background: var(--glass-3); color: var(--muted); cursor: pointer; }
.bm-action:hover { color: var(--accent); background: rgba(87,169,154,.14); }
[data-density="compact"] .bm-grid { grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 8px; }
[data-density="compact"] .bm-card { padding: 9px; min-height: 50px; }
[data-density="compact"] .bm-card .bm-ico, [data-density="compact"] .bm-card .bm-ico-fb { width: 25px; height: 25px; }
.bm-group-toggle { border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.bm-group-toggle[aria-expanded="false"] { transform: rotate(-90deg); }
.bm-card.bm-dragging { opacity: .58; transform: scale(.96) rotate(1deg); border-color: var(--accent); box-shadow: 0 18px 34px rgba(87,169,154,.24); }
.bm-card.bm-drag-over { border-color: var(--accent); background: rgba(87,169,154,.14); transform: translateY(-3px); }
@media (pointer: coarse), (max-width: 780px) {
  .bm-card.bm-dragging { transform: scale(.97); }
  .bm-card.bm-drag-over { transform: none; }
}
.bm-ico { width: 30px; height: 30px; border-radius: 9px; flex: none; object-fit: contain; background: rgba(255,255,255,.7); }
.bm-ico-fb {
  width: 30px; height: 30px; border-radius: 10px; flex: none; display: grid; place-items: center;
  font-size: 13px; font-weight: 600; color: #fff; background: var(--grad);
  box-shadow: 0 5px 12px rgba(87,169,154,.18);
}
.bm-text { min-width: 0; }
.bm-name { font-size: 13px; font-weight: 550; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bm-desc { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 1px; }
.bm-del {
  position: absolute; top: 4px; right: 4px; width: 18px; height: 18px; border-radius: 50%;
  border: 0; background: var(--glass-2); color: var(--muted); cursor: pointer; font-size: 12px;
  display: none; place-items: center; line-height: 1;
}
.bm-card:hover .bm-del { display: grid; }
.bm-del:hover { background: var(--hot); color: #fff; }
.bm-del.is-confirm {
  width: auto; min-width: 52px; padding: 0 7px; border-radius: 9px;
  background: var(--hot); color: #fff; font-size: 10px; font-weight: 700;
  box-shadow: 0 4px 12px rgba(214, 120, 114, .28);
}
.bm-del.is-confirm:hover { background: #c86661; }
.bm-add {
  display: grid; place-items: center; gap: 4px; min-height: 56px; cursor: pointer;
  border-radius: var(--r); border: 1px dashed var(--border-2); background: var(--glass-3);
  color: var(--muted); font-size: 12px; font-family: inherit;
  transition: all .18s;
}
.bm-add:hover { border-color: var(--accent); color: var(--accent); background: var(--glass-2); }

/* ========== 页脚 ========== */
.footer { position: relative; z-index: 1; text-align: center; padding: 0 24px 26px; font-size: 11.5px; color: var(--muted); }

/* ========== 交互动效（弹性曲线 + 光泽扫过） ========== */
:root {
  --spring: cubic-bezier(.34, 1.56, .64, 1);   /* 轻微回弹 */
  --swift: cubic-bezier(.22, .61, .36, 1);
}

/* 卡片：上浮 + 光泽扫过 + 边框提亮 */
.card,
.bm-card {
  position: relative;
  overflow: hidden;
  transition: transform .34s var(--spring), box-shadow .34s var(--swift),
    background .25s var(--swift), border-color .25s var(--swift);
}
.card::after,
.bm-card::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 30%, rgba(255,255,255,.55) 48%, transparent 66%);
  transform: translateX(-120%);
  transition: transform .7s var(--swift);
}
.card:hover,
.bm-card:hover {
  transform: translateY(-5px) scale(1.012);
  box-shadow: 0 22px 46px rgba(71,123,113,.16);
  border-color: rgba(110, 168, 254, .45);
}
.card:hover::after,
.bm-card:hover::after { transform: translateX(120%); }
.bm-card:active { transform: translateY(-2px) scale(.995); }
[data-theme="dark"] .card::after,
[data-theme="dark"] .bm-card::after {
  background: linear-gradient(105deg, transparent 30%, rgba(255,255,255,.12) 48%, transparent 66%);
}
[data-theme="dark"] .card:hover,
[data-theme="dark"] .bm-card:hover { box-shadow: 0 22px 46px rgba(0,0,0,.5); }

/* 收藏卡：图标微弹 + 文字右移 */
.bm-card .bm-ico,
.bm-card .bm-ico-fb {
  transition: transform .34s var(--spring), box-shadow .3s var(--swift);
}
.bm-card:hover .bm-ico,
.bm-card:hover .bm-ico-fb {
  transform: scale(1.16) rotate(-5deg);
  box-shadow: 0 6px 16px rgba(71,123,113,.18);
}
.bm-card .bm-text { transition: transform .3s var(--swift); }
.bm-card:hover .bm-text { transform: translateX(2px); }
.bm-name { transition: color .25s var(--swift); }
.bm-card:hover .bm-name { color: var(--accent); }

/* 顶栏圆形按钮：放大 + 图标旋转 */
.icon-btn { transition: transform .3s var(--spring), background .2s var(--swift), color .2s var(--swift); }
.icon-btn:hover { transform: translateY(-2px) scale(1.08); background: var(--glass-2); }
.icon-btn:active { transform: scale(.92); }
.icon-btn svg { transition: transform .45s var(--spring); }
#btn-settings:hover svg { transform: rotate(90deg); }
#btn-theme:hover svg { transform: rotate(-25deg) scale(1.08); }

/* 分组标签 */
.tab { transition: transform .28s var(--spring), background .2s var(--swift), color .2s var(--swift), box-shadow .2s var(--swift); }
.tab:hover { transform: translateY(-2px); }
.tab:active { transform: translateY(0) scale(.95); }
.tab.active:hover { box-shadow: 0 8px 20px rgba(87,169,154,.36); }

/* 通用按钮 */
.btn { transition: transform .28s var(--spring), filter .2s var(--swift), box-shadow .25s var(--swift); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(87,169,154,.28); }
.btn:active { transform: translateY(0) scale(.96); }
.btn.ghost:hover { box-shadow: 0 8px 20px rgba(31,38,135,.12); }

/* 链接按钮（设置里的文字按钮） */
.link-btn { transition: transform .26s var(--spring), background .2s var(--swift), color .2s var(--swift); }
.link-btn:hover { transform: translateY(-2px) scale(1.04); background: var(--glass-2); }
.link-btn:active { transform: scale(.95); }

/* 搜索引擎下拉项 */
.engine-item { transition: transform .24s var(--swift), background .18s var(--swift), color .18s var(--swift); }
.engine-item:hover { transform: translateX(3px); }
.engine-item .engine-logo { transition: transform .3s var(--spring); }
.engine-item:hover .engine-logo { transform: scale(1.15); }
.engine-btn { transition: transform .26s var(--spring), background .2s var(--swift), color .2s var(--swift); }
.engine-btn:hover { transform: translateY(-1px); }

/* 搜索按钮：图标推进 */
.search-go svg { transition: transform .3s var(--spring); }
.search-go:hover svg { transform: translateX(2px) scale(1.08); }
.search-go:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(87,169,154,.34); }
.search-go:active { transform: scale(.95); }

/* 联想项 */
.suggest-item { transition: transform .2s var(--swift), background .16s var(--swift); }
.suggest-item:hover { transform: translateX(3px); }

/* 登录页按钮轻微呼吸 */
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(87,169,154,.34); }

/* ========== 登录页 ========== */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: min(380px, 100%);
  padding: 34px 32px 30px;
  border-radius: 24px;
  text-align: center;
  position: relative; z-index: 1;
  background: var(--glass-2);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  backdrop-filter: blur(26px) saturate(180%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  animation: rise .5s cubic-bezier(.2,.8,.2,1) both;
}
.login-logo {
  width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 16px;
  display: grid; place-items: center; color: #fff; background: var(--grad);
  box-shadow: 0 8px 22px rgba(87,169,154,.28);
}
.login-title { margin: 0; font-size: 20px; font-weight: 650; letter-spacing: .3px; }
.login-sub { margin: 6px 0 22px; font-size: 12.5px; color: var(--muted); }
.login-input {
  width: 100%; height: 44px; margin-bottom: 12px; padding: 0 14px;
  border-radius: 12px; border: 1px solid var(--border-2);
  background: var(--glass-3); color: var(--text);
  font-size: 14px; font-family: inherit; outline: none;
  transition: border-color .18s, box-shadow .18s;
}
.login-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(87,169,154,.16); }
.login-input::placeholder { color: var(--muted); }
.login-btn { width: 100%; height: 44px; margin-top: 6px; font-size: 14.5px; letter-spacing: 2px; }
.login-err { min-height: 18px; margin-top: 12px; font-size: 12.5px; color: var(--hot); }

/* ========== 设置弹窗 ========== */
.mask {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 24px;
  background: rgba(15, 20, 40, .32);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  animation: fade .2s ease;
}
@keyframes fade { from { opacity: 0; } }
.modal {
  width: min(700px, 100%); max-height: 86vh; display: flex; flex-direction: column;
  border-radius: var(--r-lg); overflow: hidden;
  background: var(--glass-2); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(28px) saturate(180%); backdrop-filter: blur(28px) saturate(180%);
  animation: rise .28s cubic-bezier(.2,.8,.2,1) both;
}
.modal-head { display: flex; align-items: center; padding: 17px 20px; border-bottom: 1px solid var(--border-2); background: rgba(255,255,255,.08); }
.modal-head h3 { margin: 0; font-size: 15px; font-weight: 600; }
.modal-close { margin-left: auto; border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 18px; line-height: 1; padding: 4px 8px; border-radius: 8px; }
.modal-close:hover { background: var(--glass-3); color: var(--text); }
.modal-tabs { display: flex; gap: 6px; padding: 12px 20px 0; }
.modal-body { padding: 16px 20px 20px; overflow: auto; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.field input, .field select {
  width: 100%; height: 38px; padding: 0 12px; border-radius: var(--r-sm);
  border: 1px solid var(--border-2); background: var(--glass-3); color: var(--text);
  font-size: 13.5px; font-family: inherit; outline: none;
  transition: border-color .18s, box-shadow .18s;
}
.field input:focus, .field select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(87,169,154,.16); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hint { font-size: 11.5px; color: var(--muted); line-height: 1.7; margin: -4px 0 14px; }
.row-actions { display: flex; gap: 10px; align-items: center; margin-top: 6px; flex-wrap: wrap; }
.btn {
  height: 38px; padding: 0 18px; border-radius: var(--r-sm); border: 0; cursor: pointer;
  font-size: 13.5px; font-family: inherit; background: var(--grad); color: #fff; font-weight: 500;
  transition: filter .18s, transform .18s;
}
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: scale(.98); }
.btn.ghost { background: var(--glass-3); color: var(--text-2); border: 1px solid var(--border-2); }
.btn.sm { height: 32px; padding: 0 14px; font-size: 12.5px; }
.alert { padding: 10px 12px; border-radius: var(--r-sm); font-size: 12.5px; line-height: 1.6; margin-top: 10px; }
.alert.ok { background: rgba(22,163,74,.12); color: var(--ok); }
.alert.err { background: rgba(239,68,68,.12); color: var(--hot); }
.bm-edit-row { display: grid; grid-template-columns: 1fr 1.4fr auto; gap: 8px; margin-bottom: 8px; align-items: center; }
.bm-edit-row input { height: 34px; font-size: 12.5px; }
.bm-edit-row .del { border: 0; background: var(--glass-3); color: var(--muted); border-radius: 8px; cursor: pointer; height: 34px; width: 34px; }
.bm-edit-row .del:hover { background: var(--hot); color: #fff; }
.group-block { border: 1px solid var(--border-2); border-radius: var(--r); padding: 12px; margin-bottom: 12px; background: var(--glass-3); }
.group-block > .group-title { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; }
.group-block input.gname { flex: 1; height: 34px; }

/* ========== 滚动条 ========== */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--track); border-radius: 99px; border: 3px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

/* ========== 响应式 ========== */
@media (max-width: 780px) {
  .topbar { padding: 16px 16px 10px; }
  .topbar::after { width: calc(100% - 32px); }
  .topbar-inner { grid-template-columns: 1fr; justify-items: center; gap: 12px; }
  .brand { align-items: center; }
  .topbar-actions { position: absolute; top: 18px; right: 24px; }
  .search-box { width: min(620px, 88vw); }
  .page { padding: 18px 16px 30px; }
  .grid-2 { grid-template-columns: 1fr; }
  .bm-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .bm-search { width: 100%; margin: 2px 0 0; height: 34px; order: 3; }
  .bm-title { order: 1; }
  .bm-tabs { order: 2; margin-left: 0; flex: 1; }
  .section-kicker { margin-bottom: 10px; }
  .kicker-meta { font-size: 9px; }
}

@media (max-width: 430px) {
  .page { padding-left: 13px; padding-right: 13px; }
  .search-box { width: calc(100vw - 28px); padding-left: 12px; }
  .search-go { padding: 0 12px; }
  .search-go span { display: none; }
  .wx-main { gap: 10px; }
  .wx-temp { font-size: 39px; }
  .wx-meta { font-size: 11.5px; }
  .kicker-meta { display: none; }
}

/* 触屏设备：保留透明层次，关闭最昂贵的背景模糊、扫光和持续漂移，优先保证滚动帧率。 */
@media (pointer: coarse), (max-width: 780px) {
  .backdrop::before { opacity: .38; }
  .orb { filter: blur(48px); animation: none; transform: none; will-change: auto; }
  .grain { display: none; }
  .glass,
  .icon-btn,
  .search-box,
  .engine-menu,
  .suggest,
  .card,
  .tab,
  .bm-card,
  .login-card,
  .modal,
  .mask {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
  .card,
  .bm-card,
  .login-card,
  .modal { box-shadow: var(--shadow); }
  .card::after,
  .bm-card::after { display: none; }
  .card:hover,
  .bm-card:hover { transform: none; box-shadow: var(--shadow); border-color: var(--border); }
  .bm-card:hover .bm-ico,
  .bm-card:hover .bm-ico-fb,
  .bm-card:hover .bm-text { transform: none; }
  .bm-card .bm-del { display: none; }
  .bm-card.bm-dragging { opacity: .58; transform: scale(.97); }
  .bm-card.bm-drag-over { border-color: var(--accent); background: rgba(87,169,154,.14); }
}
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}