/* ============================================================
   校园违停短信通知系统 · 管理后台
   双主题：默认浅色商业风 / 深色科技风（html.dark 切换）
   ============================================================ */
:root {
  /* —— 浅色主题（默认） —— */
  --bg: #F5F7FB;
  --panel: #FFFFFF;
  --panel-2: #F2F5FA;
  --line: #E3E8F2;
  --line-soft: #EDF1F7;
  --text: #1D2129;
  --text-2: #4E5969;
  --dim: #7A8699;
  --muted: #A8B0BD;
  --primary: #2F54EB;
  --green: #16A34A;
  --amber: #D97706;
  --red: #DC2626;
  --grad: linear-gradient(135deg, #2F54EB, #597EF7);
  --accent-text: #2F54EB;
  --value-warn: #DC2626;
  --value-good: #16A34A;
  --up-color: #DC2626;
  --down-color: #16A34A;
  --sidebar-bg: #FFFFFF;
  --sidebar-text: #5A6474;
  --sidebar-hover-bg: rgba(47, 84, 235, .07);
  --sidebar-active-bg: linear-gradient(90deg, rgba(47, 84, 235, .14), rgba(47, 84, 235, .03));
  --sidebar-active-text: #2F54EB;
  --sidebar-icon-bg: rgba(47, 84, 235, .08);
  --sidebar-icon-text: #5B7BD5;
  --topbar-bg: rgba(255, 255, 255, .92);
  --card-shadow: 0 4px 14px rgba(23, 35, 68, .06);
  --card-shadow-hover: 0 12px 28px rgba(23, 35, 68, .12);
  --icon-btn-bg: rgba(47, 84, 235, .06);
  --live-bg: rgba(47, 84, 235, .05);
  --scroll-thumb: rgba(47, 84, 235, .28);
  --spark-line: #2F54EB;
  --spark-area: rgba(47, 84, 235, .14);
  --spark-line-good: #16A34A;
  --spark-area-good: rgba(22, 163, 74, .13);
  --empty-icon: rgba(47, 84, 235, .22);
  /* 登录页 */
  --login-bg: linear-gradient(160deg, #EAF1FE, #F7FAFF 55%, #E8F1FF);
  --grid-line-color: rgba(47, 84, 235, .07);
  --blob-opacity: .3;
  --hero-grad: linear-gradient(180deg, #1B2A4A, #2F54EB);
  --mchip-bg: rgba(255, 255, 255, .88);
  --mchip-value: #2F54EB;
  --login-card-bg: rgba(255, 255, 255, .88);
  --login-card-shadow: 0 24px 56px rgba(23, 35, 68, .16);
  color-scheme: light;
}

html.dark {
  /* —— 深色主题 —— */
  --bg: #0A1322;
  --panel: #101B31;
  --panel-2: #0D1729;
  --line: rgba(96, 165, 250, .18);
  --line-soft: rgba(96, 165, 250, .10);
  --text: #E6EDF7;
  --text-2: #C9D8F2;
  --dim: #8FA3BF;
  --muted: #5B6B86;
  --primary: #4E8CFF;
  --green: #34D399;
  --amber: #FBBF24;
  --red: #F87171;
  --grad: linear-gradient(135deg, #4E8CFF, #38BDF8);
  --accent-text: #9EC5FF;
  --value-warn: #FCA5A5;
  --value-good: #6EE7B7;
  --up-color: #F87171;
  --down-color: #34D399;
  --sidebar-bg: #0A1424;
  --sidebar-text: #8FA3BF;
  --sidebar-hover-bg: rgba(78, 140, 255, .08);
  --sidebar-active-bg: linear-gradient(90deg, rgba(78, 140, 255, .22), rgba(56, 189, 248, .06));
  --sidebar-active-text: #FFFFFF;
  --sidebar-icon-bg: rgba(78, 140, 255, .10);
  --sidebar-icon-text: #86A8E8;
  --topbar-bg: rgba(13, 23, 41, .85);
  --card-shadow: 0 8px 24px rgba(0, 0, 0, .22);
  --card-shadow-hover: 0 14px 30px rgba(0, 0, 0, .38);
  --icon-btn-bg: rgba(78, 140, 255, .06);
  --live-bg: rgba(78, 140, 255, .05);
  --scroll-thumb: rgba(96, 165, 250, .22);
  --spark-line: #4E8CFF;
  --spark-area: rgba(78, 140, 255, .16);
  --spark-line-good: #34D399;
  --spark-area-good: rgba(52, 211, 153, .15);
  --empty-icon: rgba(96, 165, 250, .18);
  /* 登录页（极光暗色） */
  --login-bg:
    radial-gradient(1200px 700px at 75% -10%, rgba(78, 140, 255, .25), transparent 60%),
    radial-gradient(900px 600px at -10% 100%, rgba(56, 189, 248, .16), transparent 55%),
    linear-gradient(160deg, #060C18, #0A1526 60%, #0A1B2E);
  --grid-line-color: rgba(96, 165, 250, .05);
  --blob-opacity: .45;
  --hero-grad: linear-gradient(180deg, #FFFFFF, #9EC5FF);
  --mchip-bg: rgba(17, 28, 48, .66);
  --mchip-value: #9EC5FF;
  --login-card-bg: rgba(16, 27, 49, .74);
  --login-card-shadow: 0 24px 64px rgba(0, 0, 0, .5);
  color-scheme: dark;

  /* Element Plus 暗色定制 */
  --el-color-primary: #4E8CFF;
  --el-color-primary-light-3: #3762B2;
  --el-color-primary-light-5: #274680;
  --el-color-primary-light-7: #172A4D;
  --el-color-primary-light-8: #101C33;
  --el-color-primary-light-9: #0B1526;
  --el-color-primary-dark-2: #71A3FF;
  --el-bg-color: #101B31;
  --el-bg-color-page: #0A1322;
  --el-bg-color-overlay: #13203A;
  --el-text-color-primary: #E6EDF7;
  --el-text-color-regular: #C9D8F2;
  --el-text-color-secondary: #8FA3BF;
  --el-text-color-placeholder: #5B6B86;
  --el-border-color: rgba(96, 165, 250, .20);
  --el-border-color-light: rgba(96, 165, 250, .14);
  --el-border-color-lighter: rgba(96, 165, 250, .10);
  --el-border-color-extra-light: rgba(96, 165, 250, .07);
  --el-fill-color: rgba(78, 140, 255, .10);
  --el-fill-color-light: rgba(78, 140, 255, .07);
  --el-fill-color-lighter: rgba(78, 140, 255, .05);
  --el-fill-color-blank: #101B31;
  --el-mask-color: rgba(4, 10, 20, .72);
  --el-box-shadow: 0 12px 32px rgba(0, 0, 0, .45);
  --el-box-shadow-light: 0 8px 24px rgba(0, 0, 0, .35);
  --el-disabled-bg-color: rgba(78, 140, 255, .06);
}

/* Element Plus 浅色定制 */
html:not(.dark) {
  --el-color-primary: #2F54EB;
  --el-color-primary-light-3: #6D87F1;
  --el-color-primary-light-5: #97AAF5;
  --el-color-primary-light-7: #C1CCF9;
  --el-color-primary-light-8: #D5DDFB;
  --el-color-primary-light-9: #EAEEFD;
  --el-color-primary-dark-2: #1D39C4;
  --el-bg-color: #FFFFFF;
  --el-bg-color-page: #F5F7FB;
  --el-bg-color-overlay: #FFFFFF;
  --el-text-color-primary: #1D2129;
  --el-text-color-regular: #4E5969;
  --el-text-color-secondary: #86909C;
  --el-border-color: #E3E8F2;
  --el-border-color-light: #E9EDF5;
  --el-border-color-lighter: #EDF1F7;
  --el-fill-color-blank: #FFFFFF;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px; color: var(--text); background: var(--bg);
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}
#app, [v-cloak] { height: 100%; }
[v-cloak] { visibility: hidden; }
:root { --el-border-radius-base: 9px; --el-font-family: inherit; }
.icon { width: 16px; height: 16px; flex: none; }
.icon-lg { width: 22px; height: 22px; }
.muted { color: var(--muted); font-size: 13px; }
.num { font-variant-numeric: tabular-nums; }

*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-thumb { background: var(--scroll-thumb); border-radius: 4px; }
*::-webkit-scrollbar-track { background: transparent; }

/* ================= 登录页 ================= */
.login-wrap {
  position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  overflow: hidden; background: var(--login-bg);
}
.aurora .blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: var(--blob-opacity); }
.aurora .b1 { width: 520px; height: 520px; left: -140px; top: -140px; background: #2F54EB; animation: drift1 16s ease-in-out infinite; }
.aurora .b2 { width: 440px; height: 440px; right: -120px; top: 18%; background: #0EA5E9; opacity: calc(var(--blob-opacity) * .7); animation: drift2 20s ease-in-out infinite; }
.aurora .b3 { width: 400px; height: 400px; left: 32%; bottom: -180px; background: #7C3AED; opacity: calc(var(--blob-opacity) * .5); animation: drift1 24s ease-in-out infinite reverse; }
@keyframes drift1 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(44px, 30px); } }
@keyframes drift2 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-52px, 26px); } }
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 76%);
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 76%);
}
.login-inner { position: relative; z-index: 2; display: flex; align-items: center; gap: 72px; width: min(1120px, 92vw); padding: 24px; }
.login-left { flex: 1.15; }
.brand-line { display: flex; align-items: center; gap: 12px; margin-bottom: 34px; }
.logo-badge {
  width: 44px; height: 44px; border-radius: 12px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad); color: #fff; box-shadow: 0 0 26px rgba(78, 140, 255, .45);
}
.brand-name { font-size: 17px; font-weight: 600; letter-spacing: 1px; color: var(--text); }
.hero {
  font-size: 46px; line-height: 1.22; font-weight: 800; letter-spacing: 2px; margin: 0 0 20px;
  background: var(--hero-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { color: var(--dim); font-size: 14.5px; line-height: 1.9; max-width: 540px; margin: 0 0 30px; }
.metric-chips { display: flex; gap: 14px; margin-bottom: 40px; }
.mchip {
  background: var(--mchip-bg); border: 1px solid var(--line-soft);
  border-radius: 12px; padding: 12px 22px; text-align: center;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.mchip b { display: block; font-size: 24px; color: var(--mchip-value); font-variant-numeric: tabular-nums; }
.mchip span { font-size: 12px; color: var(--dim); }
.login-foot-company { color: var(--muted); font-size: 12px; letter-spacing: .5px; }
.login-card {
  width: 384px; flex: none; border-radius: 20px; padding: 36px 34px;
  background: var(--login-card-bg); border: 1px solid var(--line-soft);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: var(--login-card-shadow), inset 0 1px 0 rgba(255, 255, 255, .06);
  animation: cardIn .4s ease both;
}
@keyframes cardIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.login-card h2 { margin: 0 0 6px; font-size: 22px; color: var(--text); }
.login-form { margin-top: 22px; }
.login-form .el-form-item { margin-bottom: 18px; }
.login-alert { margin-bottom: 14px; }
.login-btn { width: 100%; height: 46px; font-size: 16px; letter-spacing: 6px; }
.login-copy { font-size: 12px; margin: 14px 0 0; text-align: center; }

/* ================= 布局 ================= */
.layout { display: flex; height: 100vh; background: var(--bg); }
.sidebar {
  width: 238px; flex: none; background: var(--sidebar-bg);
  border-right: 1px solid var(--line-soft);
  display: flex; flex-direction: column; padding: 0 12px;
  transition: width .22s ease, background .25s ease;
}
.layout.collapsed .sidebar { width: 78px; }
.side-logo {
  height: 62px; display: flex; align-items: center; gap: 12px; padding: 0 8px;
  margin-bottom: 6px; border-bottom: 1px solid var(--line-soft); overflow: hidden;
}
.side-logo .logo-badge { width: 38px; height: 38px; border-radius: 11px; }
.side-logo-text { transition: opacity .15s; white-space: nowrap; }
.layout.collapsed .side-logo-text { opacity: 0; }
.side-logo-name { font-weight: 600; font-size: 14.5px; color: var(--text); letter-spacing: .5px; }
.side-logo-sub { font-size: 11.5px; color: var(--muted); }
.side-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 6px 0; display: flex; flex-direction: column; gap: 4px; }
.side-group { font-size: 11px; color: var(--muted); padding: 10px 12px 4px; letter-spacing: 2px; }
.side-divider { height: 1px; background: var(--line-soft); margin: 8px 10px; }
.side-item {
  display: flex; align-items: center; gap: 10px; height: 38px; padding: 0 10px;
  border-radius: 10px; cursor: pointer; color: var(--sidebar-text); font-size: 13.5px;
  user-select: none; position: relative; white-space: nowrap;
  transition: background .15s, color .15s;
}
.side-item .ic {
  width: 28px; height: 28px; border-radius: 8px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--sidebar-icon-bg); color: var(--sidebar-icon-text); transition: all .15s;
}
.side-item .ic .icon { width: 16px; height: 16px; }
.side-item:hover { background: var(--sidebar-hover-bg); color: var(--text); }
.side-item.active { background: var(--sidebar-active-bg); color: var(--sidebar-active-text); }
.side-item.active::before {
  content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--grad); box-shadow: 0 0 10px rgba(78, 140, 255, .6);
}
.side-item.active .ic { background: var(--grad); color: #fff; box-shadow: 0 4px 12px rgba(78, 140, 255, .35); }
.side-item .lb { flex: 1; overflow: hidden; }
.side-item .ext-badge { font-size: 10px; color: var(--muted); border: 1px solid var(--line-soft); border-radius: 6px; padding: 1px 6px; }
.layout.collapsed .side-item .lb,
.layout.collapsed .side-item .ext-badge { display: none; }
.layout.collapsed .side-item { justify-content: center; padding: 0; }
.side-foot { border-top: 1px solid var(--line-soft); padding: 12px 4px; }
.side-user { display: flex; align-items: center; gap: 10px; padding: 4px 6px 10px; overflow: hidden; white-space: nowrap; }
.avatar {
  width: 34px; height: 34px; border-radius: 10px; flex: none;
  background: var(--grad); color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.side-user-info .name { color: var(--text); font-size: 13px; }
.side-user-info .role { color: var(--muted); font-size: 12px; }
.layout.collapsed .side-user { justify-content: center; }
.layout.collapsed .side-user-info { display: none; }
.logout-btn { color: var(--sidebar-text) !important; width: 100%; justify-content: flex-start; }
.logout-btn:hover { color: var(--primary) !important; background: var(--sidebar-hover-bg) !important; }
.layout.collapsed .logout-btn { justify-content: center; }
.layout.collapsed .logout-btn .lb { display: none; }
.side-copy { font-size: 10px; color: var(--muted); text-align: center; padding: 10px 0 0; letter-spacing: .3px; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 56px; flex: none; display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; background: var(--topbar-bg);
  border-bottom: 1px solid var(--line-soft);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.topbar-left { display: flex; align-items: center; gap: 14px; }
.icon-btn {
  width: 34px; height: 34px; border-radius: 9px; cursor: pointer;
  border: 1px solid var(--line-soft); background: var(--icon-btn-bg); color: var(--dim);
  display: flex; align-items: center; justify-content: center; transition: all .15s;
}
.icon-btn:hover { color: var(--primary); background: var(--sidebar-hover-bg); }
.crumb { font-size: 14px; }
.crumb-root { color: var(--muted); }
.crumb-sep { margin: 0 8px; color: var(--muted); }
.crumb-cur { color: var(--text); font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.live-stats {
  display: flex; gap: 18px; padding: 7px 16px; font-size: 12.5px; color: var(--dim);
  border: 1px solid var(--line-soft); border-radius: 999px; background: var(--live-bg);
}
.ls-item b { color: var(--text); margin-left: 2px; }
.ls-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.ls-dot.blue { background: #4E8CFF; box-shadow: 0 0 6px #4E8CFF; }
.ls-dot.red { background: #F87171; box-shadow: 0 0 6px #F87171; }
.ls-dot.green { background: #34D399; box-shadow: 0 0 6px #34D399; }
.topbar-time { font-size: 12px; }
.user-chip {
  display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 4px 10px 4px 4px;
  border-radius: 999px; border: 1px solid var(--line-soft); background: var(--icon-btn-bg);
  transition: all .15s;
}
.user-chip:hover { border-color: var(--line); background: var(--sidebar-hover-bg); }
.avatar-sm {
  width: 26px; height: 26px; border-radius: 50%; flex: none;
  background: var(--grad); color: #fff; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.uc-name { font-size: 13px; color: var(--text-2); }
.content { flex: 1; overflow: auto; padding: 14px 16px; }
.content > * { animation: fadeUp .28s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ================= 卡片 ================= */
.card {
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: 12px;
  padding: 13px 15px; margin-bottom: 12px; box-shadow: var(--card-shadow);
  transition: background .25s ease, border-color .25s ease;
}
.card-title { font-size: 13.5px; font-weight: 600; margin: 0 0 10px; display: flex; align-items: center; gap: 8px; color: var(--text); }
.card-title::before { content: ""; width: 3.5px; height: 12px; border-radius: 2px; background: var(--grad); flex: none; }
.card-title .sub { margin-left: auto; font-size: 12px; color: var(--muted); font-weight: 400; }
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.filter-bar .grow { flex: 1; }
.w-full { width: 100%; }
.mt16 { margin-top: 16px; }

/* 指标卡 */
.stat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-bottom: 12px; }
.stat-card {
  position: relative; background: var(--panel); border: 1px solid var(--line-soft);
  border-radius: 12px; padding: 11px 13px 9px; overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .25s ease;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--card-shadow-hover); border-color: var(--line); }
.stat-card .label { font-size: 12px; color: var(--dim); display: flex; align-items: center; gap: 6px; }
.stat-card .value { font-size: 21px; font-weight: 700; color: var(--text); margin-top: 5px; line-height: 1.1; letter-spacing: 0; }
.stat-card .value.warn { color: var(--value-warn); }
.stat-card .value.good { color: var(--value-good); }
.stat-card .delta { font-size: 11px; margin-top: 5px; display: flex; align-items: center; gap: 4px; color: var(--muted); }
.delta .up { color: var(--up-color); }
.delta .down { color: var(--down-color); }
.delta .flat { color: var(--muted); }
.spark { width: 100%; height: 20px; margin-top: 6px; display: block; }
.spark .sp-area { fill: var(--spark-area); stroke: none; }
.spark .sp-line { fill: none; stroke: var(--spark-line); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.spark.green .sp-area { fill: var(--spark-area-good); }
.spark.green .sp-line { stroke: var(--spark-line-good); }
.meter { height: 5px; border-radius: 3px; background: rgba(148, 163, 184, .18); overflow: hidden; margin-top: 8px; }
.meter i { display: block; height: 100%; border-radius: 3px; background: var(--grad); }
.meter i.warn { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.meter i.danger { background: linear-gradient(90deg, #EF4444, #F87171); }

/* 系统运行状态 */
.sys-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 16px; }
.sys-metric { display: flex; flex-direction: column; gap: 5px; margin-bottom: 10px; }
.sys-metric:last-child { margin-bottom: 0; }
.sys-metric .sm-head { display: flex; justify-content: space-between; font-size: 12.5px; }
.sys-metric .sm-name { color: var(--text-2); }
.sys-metric .sm-val { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.sys-metric .sm-sub { font-size: 11px; color: var(--muted); }
.sys-list { display: flex; flex-direction: column; gap: 7px; }
.sys-row { display: flex; align-items: center; gap: 9px; font-size: 12.5px; color: var(--text-2);
  padding: 6px 10px; border: 1px solid var(--line-soft); border-radius: 9px; background: var(--panel-2); }
.sys-row .st-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.st-dot.ok { background: #22C55E; box-shadow: 0 0 7px rgba(34, 197, 94, .8); }
.st-dot.bad { background: #EF4444; box-shadow: 0 0 7px rgba(239, 68, 68, .8); }
.st-dot.warn { background: #F59E0B; box-shadow: 0 0 7px rgba(245, 158, 11, .8); }
.st-dot.idle { background: #94A3B8; }
.sys-row .sr-name { min-width: 88px; color: var(--dim); }
.sys-row .sr-val { flex: 1; color: var(--text); }
.sys-row .sr-extra { color: var(--muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }

.chart-row { display: grid; grid-template-columns: 1.6fr 1fr; gap: 12px; }
.chart-row.even { grid-template-columns: 1fr 1fr; }
.chart-box { height: 236px; width: 100%; }
.chart-box.sm { height: 196px; }

/* 状态点 */
.dot { display: inline-flex; align-items: center; gap: 6px; }
.dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* 表格 */
.el-table {
  border-radius: 10px; font-size: 13px;
  --el-table-bg-color: transparent; --el-table-tr-bg-color: transparent;
  --el-table-header-bg-color: rgba(78, 140, 255, .06);
  --el-table-row-hover-bg-color: rgba(78, 140, 255, .07);
  --el-table-border-color: var(--line-soft);
  --el-table-text-color: var(--text-2);
  --el-table-header-text-color: var(--dim);
}
.el-table__inner-wrapper::before { display: none; }
.el-table th.el-table__cell { background: rgba(78, 140, 255, .06) !important; font-weight: 600; }
.el-table .el-table__cell { padding: 7px 0; }
.el-table__empty-block { background: transparent; }
.plate-tag { font-variant-numeric: tabular-nums; font-weight: 700; letter-spacing: .5px; color: var(--accent-text); }
.el-tag { border: none !important; font-weight: 500; }
.el-pagination.is-background .el-pager li { border-radius: 8px; background: rgba(78, 140, 255, .08); }
.el-pagination.is-background .el-pager li.is-active { background: var(--grad); }

/* 按钮 */
.el-button--primary:not(.is-plain):not(.is-link):not(.is-text):not(.is-disabled) {
  background: var(--grad); border: none;
  box-shadow: 0 4px 14px rgba(78, 140, 255, .32);
}
.el-button--primary:not(.is-plain):not(.is-link):not(.is-text):not(.is-disabled):hover { opacity: .92; }
.el-button--primary:not(.is-plain):not(.is-link):not(.is-text):not(.is-disabled):active { opacity: .85; }
.el-button--primary.is-plain { background: var(--el-color-primary-light-9); border-color: var(--el-color-primary-light-5); color: var(--el-color-primary); }

/* 弹窗 / 抽屉 / 表单 */
.el-dialog { border-radius: 16px; overflow: hidden; }
.el-dialog__header { padding: 18px 22px 14px; margin-right: 0; border-bottom: 1px solid var(--line-soft); }
.el-dialog__body { padding: 20px 22px; }
.el-dialog__footer { padding: 0 22px 20px; }
.el-drawer__header { padding: 16px 20px; margin-bottom: 0; border-bottom: 1px solid var(--line-soft); color: var(--text); font-weight: 600; }
.el-drawer__body { padding: 20px; }
.el-input__wrapper, .el-select__wrapper, .el-textarea__inner { transition: background .2s ease; }
.el-descriptions { --el-descriptions-table-border: 1px solid var(--line-soft); }
.el-descriptions__label { color: var(--dim) !important; }

/* 图片与相册卡片 */
.thumb { width: 64px; height: 48px; border-radius: 6px; object-fit: cover; cursor: zoom-in; background: var(--panel-2); display: block; }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.photo-card { background: var(--panel); border: 1px solid var(--line-soft); border-radius: 14px; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--card-shadow); transition: transform .18s, border-color .18s; }
.photo-card:hover { transform: translateY(-2px); border-color: var(--line); }
.photo-card .ph-img { width: 100%; height: 170px; object-fit: cover; background: var(--panel-2); cursor: zoom-in; }
.photo-card .ph-body { padding: 14px 16px; flex: 1; display: flex; flex-direction: column; gap: 6px; }
.photo-card .ph-row { display: flex; justify-content: space-between; font-size: 13px; color: var(--dim); }
.photo-card .ph-actions { display: flex; gap: 8px; padding: 0 16px 16px; }

/* 空态 */
.empty-box { padding: 26px 0; text-align: center; color: var(--muted); font-size: 12.5px; }
.empty-box::before {
  content: ""; display: block; width: 42px; height: 32px; margin: 0 auto 10px; background: var(--empty-icon);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 5h18v2H3zM3 11h18v2H3zM3 17h12v2H3z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 5h18v2H3zM3 11h18v2H3zM3 17h12v2H3z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.pager { display: flex; justify-content: flex-end; margin-top: 16px; }
.ocr-ok { color: var(--green); font-size: 13px; }

/* ================= 响应式 ================= */
@media (max-width: 1560px) {
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1220px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .chart-row, .chart-row.even { grid-template-columns: 1fr; }
  .sys-grid { grid-template-columns: 1fr; }
}
@media (max-width: 1080px) {
  .live-stats { display: none; }
}
@media (max-width: 920px) {
  .login-left { display: none; }
  .login-inner { justify-content: center; }
  .sidebar { width: 78px; }
  .sidebar .lb, .sidebar .side-group, .sidebar .side-copy, .sidebar .side-user-info, .sidebar .ext-badge { display: none; }
  .sidebar .side-item { justify-content: center; padding: 0; }
}

/* ================= 工作台 · 一屏布局 ================= */
.dash { display: flex; flex-direction: column; gap: 10px; height: calc(100vh - 56px - 28px); min-height: 620px; }
.dash .stat-grid { flex: none; margin-bottom: 0; gap: 10px; }
.dash .stat-card { padding: 9px 12px 8px; }
.dash .stat-card .label { font-size: 11.5px; }
.dash .stat-card .value { font-size: 20px; margin-top: 3px; }
.dash .stat-card .delta { font-size: 10.5px; margin-top: 3px; }
.dash-main { flex: 1; min-height: 0; display: grid; grid-template-columns: 30% 41% 27%; gap: 10px; }
.dash-col { display: flex; flex-direction: column; gap: 10px; min-height: 0; }
.dash-col .card { margin-bottom: 0; display: flex; flex-direction: column; min-height: 0; padding: 10px 12px; }
.dash-col .card.grow { flex: 1; }
.dash-col .card-title { margin-bottom: 8px; font-size: 13px; }
.dash-chart { flex: 1; min-height: 96px; width: 100%; }
.dash-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; flex: 1; min-height: 0; }
.dash .sys-metric { margin-bottom: 8px; }
.dash .sys-list { gap: 6px; }
.dash .sys-row { padding: 5px 9px; font-size: 12px; }
.dash .sys-row .sr-name { min-width: 66px; }
.mini-feed { flex: 1; min-height: 0; overflow: hidden; display: flex; flex-direction: column; gap: 6px; }
.mini-feed .mf-row { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-2); }
.mf-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--spark-line); flex: none; opacity: .85; }
.mf-plate { width: 86px; flex: none; font-weight: 600; font-size: 11.5px; letter-spacing: .3px; }
.mf-point { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--dim); }
.mf-time { color: var(--muted); font-size: 11px; flex: none; }
.mini-rank { flex: 1; min-height: 0; overflow: hidden; display: flex; flex-direction: column; gap: 5px; }
.mini-rank .mr-row { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.mr-idx { width: 16px; height: 16px; border-radius: 4px; background: rgba(78,140,255,.12); color: var(--accent-text);
  text-align: center; line-height: 16px; font-size: 10px; font-weight: 700; flex: none; }
.mr-plate { width: 86px; flex: none; font-weight: 600; font-size: 11.5px; letter-spacing: .3px; }
.mr-bar { flex: 1; height: 6px; border-radius: 3px; background: rgba(148,163,184,.16); overflow: hidden; }
.mr-bar i { display: block; height: 100%; border-radius: 3px; background: var(--grad); }
.mr-count { width: 26px; text-align: right; color: var(--dim); font-size: 11px; flex: none; }

@media (max-width: 1500px) {
  .dash-main { grid-template-columns: 30% 40% 30%; }
}
@media (max-width: 1280px) {
  .dash { height: auto; }
  .dash-main { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 980px) {
  .dash-main { grid-template-columns: 1fr; }
}