/* 警视科技 - 算法识别管理平台 */
:root {
  --bg-0: #05080f;
  --bg-1: #0b1222;
  --bg-2: #111c31;
  --bg-3: #1a2843;
  --border: rgba(56, 189, 248, .14);
  --border-strong: rgba(56, 189, 248, .28);
  --text: #e7f0ff;
  --text-mute: #8fa5c4;
  --accent: #22d3ee;
  --accent-2: #3b82f6;
  --danger: #f43f5e;
  --success: #10b981;
  --warn: #f59e0b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  background:
    radial-gradient(1100px 640px at 12% -10%, rgba(34, 211, 238, .13), transparent 60%),
    radial-gradient(900px 560px at 92% 0%, rgba(59, 130, 246, .12), transparent 60%),
    var(--bg-0);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  overflow: hidden;
}

.app { display: flex; flex-direction: column; height: 100vh; }

/* ── Header ── */
.header {
  display: flex; align-items: center; gap: 26px;
  padding: 0 22px; height: 60px;
  background: rgba(9, 15, 28, .86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 20;
}
.logo { display: flex; align-items: center; gap: 9px; flex-shrink: 0; cursor: pointer; }
.logo-sdrs {
  font-size: 20px; font-weight: 800; letter-spacing: 1.2px; line-height: 1;
  font-family: "Segoe UI", Arial, sans-serif;
  background: linear-gradient(135deg, #22d3ee, #3b82f6);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.logo-text {
  font-size: 18px; font-weight: 700; letter-spacing: .4px;
  background: linear-gradient(120deg, #67e8f9, #60a5fa 60%, #a78bfa);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.logo-phone {
  font-size: 20px; font-weight: 600; letter-spacing: .6px; color: #93c5fd;
  padding-left: 10px; margin-left: 2px; border-left: 1px solid rgba(147, 197, 253, .35);
  font-family: "Segoe UI", Arial, sans-serif;
}
.logo-sub {
  font-size: 12px; color: var(--text-mute);
  padding-left: 10px; border-left: 1px solid var(--border-strong);
  letter-spacing: .3px; white-space: nowrap;
}
.nav { display: flex; gap: 3px; flex: 1; }
.nav-btn {
  background: transparent; border: none; color: var(--text-mute);
  padding: 8px 15px; cursor: pointer; font-size: 13.5px;
  border-radius: 7px; transition: all .16s;
  font-family: inherit;
}
.nav-btn:hover { color: var(--text); background: var(--bg-2); }
.nav-btn.active {
  color: #a5f3fc; background: rgba(34, 211, 238, .10);
  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, .22);
}
.badge-alarm {
  display: inline-block; background: var(--danger); color: #fff;
  font-size: 11px; padding: 1px 6px; border-radius: 10px; margin-left: 4px;
  animation: badgePulse 1.4s infinite;
}
@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(244, 63, 94, .5); }
  50% { box-shadow: 0 0 0 5px rgba(244, 63, 94, 0); }
}
.header-right { display: flex; align-items: center; gap: 18px; margin-left: auto; }
.env-info {
  display: flex; align-items: center; gap: 12px;
  font-size: 18px; color: var(--text-mute);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.env-wicon { display: inline-flex; align-items: center; color: #22d3ee; }
.env-wicon svg { width: 22px; height: 22px; }
.env-info #envTime { color: var(--text); font-weight: 600; }
.env-sep { width: 1px; height: 15px; background: var(--border); }
.status { display: flex; align-items: center; gap: 8px; font-size: 18px; color: var(--text-mute); }
.dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--success);
  box-shadow: 0 0 8px var(--success);
}
.dot.err { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

/* 声音开关 */
.switch { display: flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.switch input { display: none; }
.switch .slider {
  width: 34px; height: 18px; border-radius: 10px; background: var(--bg-3);
  border: 1px solid var(--border-strong); position: relative; transition: .2s;
}
.switch .slider::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--text-mute); transition: .2s;
}
.switch input:checked + .slider { background: rgba(34, 211, 238, .22); border-color: var(--accent); }
.switch input:checked + .slider::after { left: 18px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.switch-label { font-size: 12.5px; color: var(--text-mute); }

/* 试听按钮 */
.sound-test {
  background: rgba(34, 211, 238, .12);
  border: 1px solid rgba(34, 211, 238, .35);
  color: var(--accent);
  font-size: 12px; padding: 4px 10px; border-radius: 6px;
  cursor: pointer; transition: .2s;
}
.sound-test:hover { background: rgba(34, 211, 238, .24); }

/* ── View ── */
.view { display: none; flex: 1; overflow: auto; padding: 16px; }
.view.active { display: block; }
#view-monitor.view.active { display: flex; }

/* ── Panel ── */
.panel {
  background: linear-gradient(180deg, rgba(17, 28, 49, .92), rgba(11, 18, 34, .92));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .18);
}
.panel-title {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13.5px; font-weight: 600; margin-bottom: 12px;
  color: var(--text);
}
.panel-title::before { content: none; }
.perf { font-size: 11.5px; color: var(--text-mute); font-weight: normal; font-variant-numeric: tabular-nums; }
.cam-name { color: var(--accent); font-weight: 500; }

/* ── Monitor ── */
.monitor-grid { display: grid; grid-template-columns: 1fr 330px; gap: 16px; width: 100%; height: 100%; }
.monitor-main { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.preview-panel { display: flex; flex-direction: column; flex: 1; min-height: 320px; }
.stream-wrap {
  flex: 1; background: #03060c; border-radius: 9px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  position: relative; min-height: 300px;
  border: 1px solid rgba(56, 189, 248, .08);
}
.stream-wrap img { width: 100%; height: 100%; object-fit: contain; display: block; }
.empty-tip {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  color: var(--text-mute); background: var(--bg-1); text-align: center;
}
.empty-tip p { font-size: 14px; color: var(--text); }
.empty-tip small { font-size: 12px; color: var(--text-mute); }

/* 挥手报警横幅 */
.wave-banner {
  position: absolute; top: 16px; left: 50%; transform: translate(-50%, -16px);
  display: flex; align-items: center; gap: 12px;
  padding: 10px 18px; border-radius: 10px;
  background: linear-gradient(120deg, rgba(244, 63, 94, .95), rgba(190, 18, 60, .95));
  color: #fff; box-shadow: 0 8px 32px rgba(244, 63, 94, .45), 0 0 0 1px rgba(255, 255, 255, .12) inset;
  opacity: 0; pointer-events: none; transition: all .25s;
}
.wave-banner.show { opacity: 1; transform: translate(-50%, 0); }
.wave-banner .banner-text { display: flex; flex-direction: column; gap: 2px; font-size: 13.5px; }
.wave-banner .banner-text small { font-size: 11.5px; opacity: .85; }
.pulse-ring {
  width: 12px; height: 12px; border-radius: 50%; background: #fff;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, .7); animation: ring 1.2s infinite;
}
@keyframes ring {
  0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, .7); }
  70% { box-shadow: 0 0 0 10px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

/* 信号面板 */
.signal-panel { flex-shrink: 0; }
.state-pill {
  font-size: 11.5px; padding: 3px 12px; border-radius: 20px; font-weight: 500;
  background: var(--bg-3); color: var(--text-mute); border: 1px solid var(--border);
}
.state-pill.observing { color: var(--warn); border-color: rgba(245, 158, 11, .4); background: rgba(245, 158, 11, .1); }
.state-pill.waving {
  color: #fff; background: linear-gradient(120deg, #f43f5e, #be123c);
  border-color: rgba(244, 63, 94, .6); animation: badgePulse 1.2s infinite;
}
.signal-grid { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: stretch; }
.wave-chart { min-width: 0; display: flex; flex-direction: column; }
#waveCanvas {
  width: 100%; flex: 1 1 0; min-height: 132px; display: block;
  background: rgba(5, 10, 20, .65); border: 1px solid var(--border);
  border-radius: 8px;
}
.chart-legend {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: -4px; margin-bottom: 8px; font-size: 11px; color: var(--text-mute);
}
.chart-legend span { display: flex; align-items: center; gap: 5px; }
.dot-cyan { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.chart-hint { color: rgba(143, 165, 196, .65); }

.signal-metrics {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-content: start;
}
.metric {
  background: rgba(26, 40, 67, .5); border: 1px solid var(--border);
  border-radius: 7px; padding: 8px 10px;
  display: flex; flex-direction: column; gap: 3px;
}
.metric span { font-size: 11px; color: var(--text-mute); }
.metric b {
  font-size: 15px; font-weight: 600; color: var(--text);
  font-variant-numeric: tabular-nums;
}

.signal-bars {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px;
}
.bar-item { display: flex; align-items: center; gap: 7px; font-size: 11px; color: var(--text-mute); }
.bar-item > span { flex-shrink: 0; }
.bar { flex: 1; height: 5px; background: var(--bg-3); border-radius: 3px; overflow: hidden; }
.bar i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 3px; transition: width .18s;
}
.bar i.hot { background: linear-gradient(90deg, #f59e0b, #f43f5e); }
.bar-item b {
  width: 26px; text-align: right; font-size: 11px; color: var(--text);
  font-variant-numeric: tabular-nums; font-weight: 500;
}

/* 侧栏摄像头 */
.monitor-side { min-width: 0; }
.cameras-panel { height: 100%; display: flex; flex-direction: column; overflow: auto; }
.camera-list { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.camera-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 11px; background: var(--bg-2);
  border: 1px solid var(--border); border-radius: 8px; font-size: 12.5px;
  flex-wrap: wrap;
}
.camera-item .name { flex: 1; min-width: 90px; line-height: 1.4; }
.camera-item .name small { color: var(--text-mute); font-size: 10.5px; }
.camera-item .status-tag {
  font-size: 10.5px; padding: 2px 7px; border-radius: 4px;
  background: var(--bg-3); color: var(--text-mute);
}
.camera-item .status-tag.running { background: rgba(16, 185, 129, .15); color: var(--success); }
.camera-item .status-tag.error { background: rgba(244, 63, 94, .15); color: var(--danger); }
.camera-item .status-tag.connecting { background: rgba(34, 211, 238, .14); color: var(--accent); }
.camera-item button {
  padding: 4px 9px; font-size: 11.5px; border: none; border-radius: 5px;
  background: var(--bg-3); color: var(--text); cursor: pointer;
  font-family: inherit; transition: .15s;
}
.camera-item button:hover { background: rgba(34, 211, 238, .18); color: #a5f3fc; }
.camera-item button.stop { background: rgba(244, 63, 94, .18); color: #fda4af; }
.camera-item button.del { background: transparent; color: var(--text-mute); padding: 4px 6px; }
.camera-item button.del:hover { color: var(--danger); background: transparent; }

.scan-result {
  font-size: 12px; color: var(--text-mute); padding: 7px 10px;
  background: var(--bg-2); border-radius: 6px; display: none;
  align-items: center; flex-wrap: wrap; gap: 6px;
}
.scan-result.show { display: flex; }
.scan-result button { margin-left: 2px; }

.add-form { display: flex; flex-direction: column; gap: 8px; }
.add-form input {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 8px 11px; border-radius: 6px; font-size: 12.5px;
  font-family: inherit; width: 100%;
}
.add-form input:focus,
.add-form select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(34, 211, 238, .1); }
.add-form select {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 8px 11px; border-radius: 6px; font-size: 12.5px;
  font-family: inherit; width: 100%;
}
.add-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.side-note {
  margin-top: 16px; padding: 10px 12px; border-radius: 8px;
  background: rgba(34, 211, 238, .05); border: 1px dashed rgba(34, 211, 238, .25);
  font-size: 11.5px; line-height: 1.7; color: var(--text-mute);
}
.side-note b { color: var(--accent); display: block; margin-bottom: 3px; }

.btn-primary {
  background: linear-gradient(120deg, #22d3ee, #3b82f6);
  color: #04101c; border: none; padding: 9px 16px; border-radius: 7px;
  font-size: 12.5px; cursor: pointer; font-weight: 600; font-family: inherit;
  transition: .18s;
}
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 4px 16px rgba(34, 211, 238, .28); }
.btn-mini {
  background: var(--bg-3); color: var(--text); border: 1px solid var(--border);
  padding: 5px 12px; border-radius: 6px; font-size: 11.5px; cursor: pointer;
  font-family: inherit; transition: .15s;
}
.btn-mini:hover { border-color: var(--accent); color: var(--accent); }
.btn-mini.danger:hover { border-color: var(--danger); color: var(--danger); }

/* ── Upload ── */
.upload-area {
  border: 1px dashed var(--border-strong); border-radius: 10px;
  padding: 56px 20px; text-align: center; cursor: pointer;
  transition: all .2s; background: rgba(17, 28, 49, .35);
  display: flex; flex-direction: column; align-items: center; gap: 9px;
}
.upload-area:hover, .upload-area.drag {
  border-color: var(--accent); background: rgba(34, 211, 238, .06);
  box-shadow: 0 0 30px rgba(34, 211, 238, .08) inset;
}
.upload-area p { font-size: 14px; color: var(--text); }
.upload-area small { color: var(--text-mute); font-size: 11.5px; max-width: 720px; line-height: 1.7; }

.image-result { margin-top: 16px; display: none; }
.image-result.show { display: block; }
.image-result img { max-width: 100%; border-radius: 8px; border: 1px solid var(--border); }
.image-result .info {
  margin-top: 10px; padding: 12px; background: var(--bg-2); border-radius: 8px;
  font-size: 12.5px; line-height: 1.8; color: var(--text-mute);
}
.image-result .info b { color: var(--text); }
.image-result .info ul { margin-top: 6px; padding-left: 18px; }
.image-result .info li b { color: var(--accent); }

.video-progress { margin-top: 16px; }
.progress-bar { height: 6px; background: var(--bg-2); border-radius: 3px; overflow: hidden; }
.progress-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, #22d3ee, #3b82f6);
  transition: width .25s;
}
.progress-text { font-size: 11.5px; color: var(--text-mute); margin-top: 7px; text-align: center; }
.video-result { margin-top: 16px; }
.result-card {
  padding: 16px; background: var(--bg-2); border-radius: 8px;
  border: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  flex-wrap: wrap;
}
.result-card .big { font-size: 22px; font-weight: 700; color: var(--accent); }
.result-card small { color: var(--text-mute); font-size: 11.5px; }
.event-list {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px;
}
.event-chip {
  font-size: 11.5px; padding: 5px 10px; border-radius: 20px;
  background: rgba(244, 63, 94, .1); color: #fda4af;
  border: 1px solid rgba(244, 63, 94, .3);
}

/* ── Alarms ── */
.alarm-actions { display: flex; gap: 8px; align-items: center; }
.alarm-actions select {
  background: var(--bg-2); color: var(--text); border: 1px solid var(--border);
  padding: 5px 10px; border-radius: 6px; font-size: 11.5px; font-family: inherit;
}
.alarm-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--bg-2); padding: 14px; border-radius: 9px; text-align: center;
  border: 1px solid var(--border);
}
.stat .num { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat .num.warn { color: var(--warn); }
.stat .num.danger { color: var(--danger); }
.stat .num.mute { color: var(--text-mute); }
.stat .label { font-size: 11.5px; color: var(--text-mute); margin-top: 4px; }

.alarm-list { display: flex; flex-direction: column; gap: 10px; }
.alarm-item {
  display: flex; gap: 14px; padding: 12px; background: var(--bg-2);
  border-radius: 9px; border: 1px solid var(--border);
  border-left: 3px solid var(--warn);
}
.alarm-item.confirmed { border-left-color: var(--danger); }
.alarm-item.false_alarm { border-left-color: var(--text-mute); opacity: .68; }
.alarm-thumb {
  width: 150px; height: 90px; object-fit: cover; border-radius: 6px;
  cursor: pointer; border: 1px solid var(--border); flex-shrink: 0;
}
.alarm-body { flex: 1; font-size: 12.5px; min-width: 0; }
.alarm-title { font-weight: 600; margin-bottom: 4px; color: var(--text); }
.alarm-meta { color: var(--text-mute); font-size: 11.5px; line-height: 1.6; }
.alarm-features { display: flex; gap: 14px; margin-top: 7px; font-size: 11px; flex-wrap: wrap; }
.alarm-features span { color: var(--text-mute); }
.alarm-features b { color: var(--accent); font-weight: 500; margin-left: 3px; }
.alarm-actions-row { display: flex; gap: 7px; margin-top: 9px; }
.alarm-actions-row button {
  padding: 3px 11px; font-size: 11px; border-radius: 4px;
  background: var(--bg-3); color: var(--text); border: 1px solid var(--border);
  cursor: pointer; font-family: inherit;
}
.alarm-actions-row button:hover { background: rgba(34, 211, 238, .16); color: #a5f3fc; border-color: var(--accent); }
.alarm-actions-row button.danger:hover { background: rgba(244, 63, 94, .16); color: #fda4af; border-color: var(--danger); }

/* ── Config ── */
.config-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; align-items: start; }
.preset-group { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.preset-btn {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 13px 8px; border-radius: 8px; cursor: pointer;
  display: flex; flex-direction: column; gap: 4px; align-items: center;
  transition: all .16s; font-family: inherit;
}
.preset-btn:hover { border-color: var(--accent); }
.preset-btn.active {
  border-color: var(--accent); background: rgba(34, 211, 238, .08);
  box-shadow: 0 0 18px rgba(34, 211, 238, .1) inset;
}
.preset-btn b { font-size: 13px; }
.preset-btn small { font-size: 10.5px; color: var(--text-mute); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-grid label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 11.5px; color: var(--text-mute);
}
.form-grid input {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 7px 10px; border-radius: 6px; font-size: 12.5px;
  font-family: inherit; font-variant-numeric: tabular-nums;
}
.form-grid input:focus { outline: none; border-color: var(--accent); }
.form-grid select {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 7px 10px; border-radius: 6px; font-size: 12.5px;
  font-family: inherit; cursor: pointer;
}
.form-grid select:focus { outline: none; border-color: var(--accent); }
.face-enable-row { display: flex; align-items: center; gap: 12px; margin-top: 4px; }
.state-pill.on {
  color: var(--success); border-color: rgba(16, 185, 129, .45);
  background: rgba(16, 185, 129, .12);
}
.config-actions { display: flex; gap: 8px; align-items: center; margin-top: 16px; flex-wrap: wrap; }
.save-tip { color: var(--success); font-size: 11.5px; }
.help {
  margin-top: 16px; padding: 12px; background: rgba(17, 28, 49, .6);
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 11.5px; line-height: 1.8;
}
.help h4 { margin-bottom: 7px; color: var(--accent); font-size: 12.5px; }
.help ul { padding-left: 16px; color: var(--text-mute); }
.help li { margin-bottom: 4px; }
.help b { color: var(--text); }

/* ── 算法商城 ── */
.market-hero {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  background:
    radial-gradient(600px 220px at 12% 0%, rgba(34, 211, 238, .16), transparent 70%),
    radial-gradient(520px 220px at 88% 100%, rgba(59, 130, 246, .16), transparent 70%),
    linear-gradient(180deg, rgba(17, 28, 49, .96), rgba(11, 18, 34, .96));
  flex-wrap: wrap;
}
.market-hero .hero-text h2 {
  font-size: 21px; font-weight: 700; letter-spacing: .5px; margin-bottom: 6px;
  background: linear-gradient(120deg, #67e8f9, #60a5fa 60%, #a78bfa);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.market-hero .hero-text p { font-size: 12.5px; color: var(--text-mute); line-height: 1.7; }
.market-stats { display: grid; grid-template-columns: repeat(4, auto); gap: 22px; }
.market-stats .ms { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.market-stats .ms b {
  font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums;
  color: var(--accent);
}
.market-stats .ms span { font-size: 11px; color: var(--text-mute); }

.market-toolbar {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  margin-top: 14px; padding: 12px 14px; flex-wrap: wrap;
}
.cat-chips { display: flex; gap: 7px; flex-wrap: wrap; }
.cat-chip {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text-mute);
  padding: 5px 13px; border-radius: 20px; font-size: 12px; cursor: pointer;
  font-family: inherit; transition: all .15s;
}
.cat-chip:hover { color: var(--text); border-color: var(--border-strong); }
.cat-chip.active {
  color: #a5f3fc; border-color: var(--accent);
  background: rgba(34, 211, 238, .12);
}
.market-search { display: flex; gap: 8px; align-items: center; }
.market-search input {
  width: 230px; background: var(--bg-2); border: 1px solid var(--border);
  color: var(--text); padding: 8px 12px; border-radius: 7px; font-size: 12.5px;
  font-family: inherit;
}
.market-search select {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 8px 10px; border-radius: 7px; font-size: 12.5px; font-family: inherit;
}
.market-search input:focus, .market-search select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, .1);
}

.algo-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 14px; margin-top: 14px;
}
.algo-card {
  display: flex; flex-direction: column; gap: 11px;
  background: linear-gradient(180deg, rgba(17, 28, 49, .92), rgba(11, 18, 34, .92));
  border: 1px solid var(--border); border-radius: 12px; padding: 15px;
  transition: all .18s;
}
.algo-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, .28);
}
.algo-top { display: flex; gap: 11px; align-items: flex-start; }
.algo-icon {
  width: 46px; height: 46px; border-radius: 11px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--algo-color, var(--accent));
  background: rgba(255, 255, 255, .02);
  box-shadow: inset 0 0 22px -8px var(--algo-color, var(--accent));
}
.algo-icon.big { width: 54px; height: 54px; border-radius: 13px; }
.algo-title { flex: 1; min-width: 0; }
.algo-name {
  font-size: 14px; font-weight: 600; color: var(--text);
  display: flex; align-items: center; gap: 7px; flex-wrap: wrap;
}
.algo-ver {
  font-size: 10.5px; font-weight: 500; color: var(--accent);
  background: rgba(34, 211, 238, .1); border-radius: 4px; padding: 1px 6px;
}
.algo-vendor { font-size: 11px; color: var(--text-mute); margin-top: 4px; }
.algo-badges { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; flex-shrink: 0; }
.algo-badge {
  font-size: 10.5px; padding: 2px 9px; border-radius: 20px; white-space: nowrap;
  border: 1px solid transparent;
}
.algo-badge.running { color: var(--success); background: rgba(16, 185, 129, .13); border-color: rgba(16, 185, 129, .35); }
.algo-badge.installed { color: var(--accent); background: rgba(34, 211, 238, .1); border-color: rgba(34, 211, 238, .32); }
.algo-badge.disabled { color: var(--text-mute); background: var(--bg-3); }
.algo-badge.available { color: #93c5fd; background: rgba(59, 130, 246, .1); border-color: rgba(59, 130, 246, .3); }
.algo-badge.coming { color: var(--warn); background: rgba(245, 158, 11, .1); border-color: rgba(245, 158, 11, .3); }
.algo-badge.pending { color: var(--warn); background: rgba(245, 158, 11, .08); border-color: rgba(245, 158, 11, .22); }

.algo-summary {
  font-size: 12px; color: var(--text-mute); line-height: 1.75;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; min-height: 42px;
}
.algo-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.algo-tags span {
  font-size: 10.5px; color: var(--text-mute); padding: 2px 8px;
  border-radius: 4px; background: rgba(26, 40, 67, .7); border: 1px solid var(--border);
}
.algo-metrics {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px;
  background: rgba(26, 40, 67, .42); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 10px;
}
.algo-metrics > div { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.algo-metrics span { font-size: 10px; color: var(--text-mute); white-space: nowrap; }
.algo-metrics b {
  font-size: 12.5px; font-weight: 600; color: var(--text);
  font-variant-numeric: tabular-nums;
}
.algo-metrics.detail { grid-template-columns: repeat(6, 1fr); padding: 12px; }
.algo-footer {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  border-top: 1px solid var(--border); padding-top: 10px; margin-top: auto;
  flex-wrap: wrap;
}
.algo-price { font-size: 13px; font-weight: 600; color: var(--accent); }
.algo-price small { display: block; font-size: 10.5px; font-weight: 400; color: var(--text-mute); margin-top: 2px; }
.algo-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.algo-btn {
  background: var(--bg-3); color: var(--text); border: 1px solid var(--border);
  padding: 6px 13px; border-radius: 6px; font-size: 11.5px; cursor: pointer;
  font-family: inherit; transition: all .15s;
}
.algo-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.algo-btn.primary {
  background: linear-gradient(120deg, #22d3ee, #3b82f6); color: #04101c;
  border: none; font-weight: 600; padding: 7px 16px;
}
.algo-btn.primary:hover { filter: brightness(1.08); color: #04101c; box-shadow: 0 4px 14px rgba(34, 211, 238, .28); }
.algo-btn.ghost { background: transparent; color: var(--text-mute); }
.algo-btn.ghost:hover:not(:disabled) { background: var(--bg-3); }
.algo-btn.danger { color: #fda4af; background: rgba(244, 63, 94, .12); border-color: rgba(244, 63, 94, .3); }
.algo-btn.danger:hover { background: rgba(244, 63, 94, .2); color: #fecdd3; }
.algo-btn:disabled { opacity: .55; cursor: not-allowed; }
.market-empty {
  text-align: center; color: var(--text-mute); font-size: 12.5px;
  padding: 60px 0;
}

/* 算法详情弹层 */
.modal-content.algo-modal {
  width: min(1080px, 94vw); max-height: 86vh; overflow: auto;
  padding: 24px 26px 20px;
}
.algo-detail-grid {
  display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 20px; align-items: start;
}
.algo-demo {
  background: linear-gradient(180deg, rgba(17, 28, 49, .92), rgba(9, 16, 28, .96));
  border: 1px solid var(--border); border-radius: 12px; padding: 12px;
}
.algo-demo-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11.5px; color: var(--text-mute); margin-bottom: 9px;
}
.demo-live { display: flex; align-items: center; gap: 6px; color: #67e8f9; font-weight: 600; }
.demo-live i {
  width: 7px; height: 7px; border-radius: 50%; background: var(--danger);
  box-shadow: 0 0 8px var(--danger); animation: demoBlink 1.4s infinite;
}
@keyframes demoBlink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
.demo-fps { font-variant-numeric: tabular-nums; }
.algo-demo-stage {
  position: relative; border-radius: 9px; overflow: hidden;
  border: 1px solid rgba(56, 189, 248, .12); background: #03060c;
}
#algoDemoCanvas { width: 100%; height: 250px; display: block; }
.demo-watermark {
  position: absolute; right: 8px; bottom: 6px;
  font-size: 10px; color: rgba(148, 163, 184, .55); letter-spacing: .3px;
}
.algo-demo-foot { display: flex; align-items: center; gap: 8px; margin-top: 9px; }
.demo-event {
  flex: 1; font-size: 11px; color: var(--text-mute);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.demo-event.hot { color: #fdba74; }
.demo-toggle { padding: 3px 12px; font-size: 11.5px; }
.demo-note { margin-top: 8px; font-size: 10.5px; line-height: 1.6; color: rgba(143, 165, 196, .6); }
@media (max-width: 900px) {
  .algo-detail-grid { grid-template-columns: 1fr; }
  .algo-demo { position: static; }
}
.algo-detail-head { display: flex; gap: 13px; align-items: center; margin-bottom: 14px; padding-right: 26px; }
.algo-detail-head > div:nth-child(2) { flex: 1; min-width: 0; }
.algo-detail-name {
  font-size: 18px; font-weight: 700; display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
}
.algo-detail-desc {
  font-size: 12.5px; color: var(--text-mute); line-height: 1.9;
  padding: 12px 14px; background: rgba(26, 40, 67, .42);
  border: 1px solid var(--border); border-radius: 8px; margin-bottom: 12px;
}
.algo-notice {
  margin: 12px 0; padding: 10px 13px; border-radius: 8px;
  font-size: 11.5px; line-height: 1.7; color: var(--warn);
  background: rgba(245, 158, 11, .08); border: 1px dashed rgba(245, 158, 11, .35);
}
.algo-section { margin-top: 16px; }
.algo-section h4 { font-size: 12.5px; color: var(--accent); margin-bottom: 8px; }
.algo-param-list { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.algo-param-list > div {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11.5px; color: var(--text-mute);
  padding: 7px 11px; border-radius: 6px;
  background: rgba(26, 40, 67, .5); border: 1px solid var(--border);
}
.algo-param-list b { color: var(--text); font-weight: 500; }
.algo-changelog { padding-left: 16px; font-size: 11.5px; color: var(--text-mute); line-height: 1.9; }
.algo-detail-actions {
  display: flex; gap: 8px; justify-content: flex-end;
  margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border);
}

/* ── Modal ── */
.modal {
  display: none; position: fixed; inset: 0; background: rgba(2, 6, 14, .86);
  z-index: 100; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
}
.modal.show { display: flex; }
.modal-content {
  max-width: 90vw; max-height: 90vh; position: relative;
  background: var(--bg-1); border-radius: 12px; padding: 16px;
  border: 1px solid var(--border-strong); box-shadow: 0 24px 80px rgba(0, 0, 0, .6);
}
.modal-content img { max-width: 100%; max-height: 68vh; border-radius: 6px; display: block; }
.modal-close {
  position: absolute; top: 6px; right: 14px; font-size: 28px; cursor: pointer;
  color: var(--text-mute); z-index: 2; line-height: 1;
}
.modal-close:hover { color: var(--accent); }
.modal-info { margin-top: 12px; font-size: 12.5px; color: var(--text-mute); line-height: 1.8; }
.modal-info b { color: var(--accent); }

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #1e2e4a; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #2b4066; }

/* 响应式 */
@media (max-width: 1240px) {
  .monitor-grid { grid-template-columns: 1fr 300px; }
  .signal-grid { grid-template-columns: 1fr; }
  .signal-metrics { grid-template-columns: repeat(6, 1fr); }
  .config-grid { grid-template-columns: 1fr 1fr; }
  .logo-sub { display: none; }
}
@media (max-width: 980px) {
  .header { gap: 12px; padding: 0 12px; }
  .logo-text { font-size: 16px; }
  .nav-btn { padding: 7px 10px; font-size: 12.5px; }
  .switch-label { display: none; }
  #view-monitor.view.active { display: block; }
  .monitor-grid { grid-template-columns: 1fr; height: auto; }
  .monitor-side { margin-top: 4px; }
  .cameras-panel { height: auto; }
  .signal-metrics { grid-template-columns: repeat(3, 1fr); }
  .signal-bars { grid-template-columns: repeat(2, 1fr); }
  .config-grid { grid-template-columns: 1fr; }
  .alarm-stats { grid-template-columns: repeat(2, 1fr); }
  .alarm-item { flex-direction: column; }
  .alarm-thumb { width: 100%; height: 150px; }
  .market-hero { align-items: flex-start; }
  .market-stats { grid-template-columns: repeat(4, 1fr); width: 100%; }
  .market-search { width: 100%; }
  .market-search input { flex: 1; width: auto; min-width: 0; }
  .algo-grid { grid-template-columns: 1fr; }
  .algo-metrics.detail { grid-template-columns: repeat(3, 1fr); }
  .algo-param-list { grid-template-columns: 1fr; }
}

/* ── 多算法: 算法选择器 / 火焰状态条 / 报警算法标签 ── */
.algo-select {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  font-size: 12px; padding: 5px 10px; border-radius: 6px;
  font-family: inherit; cursor: pointer;
}
.algo-select:focus { outline: none; border-color: var(--accent); }

.algo-chip {
  display: inline-block; font-size: 10.5px; padding: 1px 8px;
  border-radius: 20px; margin-right: 6px; vertical-align: middle; font-weight: 500;
}
.algo-chip.wave { color: #67e8f9; background: rgba(34, 211, 238, .12); border: 1px solid rgba(34, 211, 238, .3); }
.algo-chip.fire { color: #fdba74; background: rgba(251, 146, 60, .12); border: 1px solid rgba(251, 146, 60, .32); }

/* ── 设备列表 ── */
.devices-wrap { display: flex; flex-direction: column; gap: 16px; }
.device-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat-card {
  background: linear-gradient(180deg, rgba(17, 28, 49, .92), rgba(11, 18, 34, .92));
  border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; display: flex; flex-direction: column; gap: 6px;
}
.stat-card span { font-size: 11.5px; color: var(--text-mute); }
.stat-card b { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--text); }
.stat-card.running b { color: var(--success); }
.stat-card.idle b { color: var(--text-mute); }
.stat-card.error b { color: var(--danger); }

.devices-panel { padding: 16px; }
.device-tools { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.device-search {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  font-size: 12px; padding: 6px 11px; border-radius: 6px; width: 210px;
  font-family: inherit;
}
.device-search:focus { outline: none; border-color: var(--accent); }
.device-search::placeholder { color: rgba(143, 165, 196, .55); }
.device-tools select {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  font-size: 12px; padding: 6px 11px; border-radius: 6px; font-family: inherit;
}
.device-tools select:focus { outline: none; border-color: var(--accent); }

.device-table-wrap { overflow: auto; border-radius: 8px; border: 1px solid rgba(56, 189, 248, .08); }
.device-table { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 860px; }
.device-table th {
  text-align: left; font-weight: 600; font-size: 11.5px; color: var(--text-mute);
  padding: 10px 14px; background: rgba(26, 40, 67, .4);
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
.device-table td {
  padding: 11px 14px; border-bottom: 1px solid rgba(56, 189, 248, .07);
  color: var(--text); vertical-align: middle;
}
.device-table tbody tr:hover { background: rgba(34, 211, 238, .045); }
.device-table tbody tr:last-child td { border-bottom: none; }
.dev-name { display: flex; align-items: center; gap: 8px; font-weight: 500; white-space: nowrap; }
.dev-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-mute); flex-shrink: 0; }
.dev-dot.running { background: var(--success); box-shadow: 0 0 7px var(--success); }
.dev-dot.error { background: var(--danger); box-shadow: 0 0 7px var(--danger); }
.dev-dot.connecting { background: var(--warn); box-shadow: 0 0 7px var(--warn); }
.dev-key { color: var(--text-mute); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.dev-count { color: var(--text-mute); font-size: 11.5px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.dev-status {
  display: inline-block; font-size: 11px; padding: 2px 10px; border-radius: 20px;
  background: var(--bg-3); color: var(--text-mute); white-space: nowrap;
}
.dev-status.running { color: #6ee7b7; background: rgba(16, 185, 129, .13); border: 1px solid rgba(16, 185, 129, .3); }
.dev-status.error { color: #fda4af; background: rgba(244, 63, 94, .13); border: 1px solid rgba(244, 63, 94, .32); }
.dev-status.connecting { color: #fcd34d; background: rgba(245, 158, 11, .12); border: 1px solid rgba(245, 158, 11, .3); }
.dev-actions { display: flex; gap: 6px; white-space: nowrap; }
.dev-actions button {
  background: rgba(34, 211, 238, .1); border: 1px solid rgba(34, 211, 238, .28);
  color: var(--accent); font-size: 11.5px; padding: 3px 10px; border-radius: 5px;
  cursor: pointer; font-family: inherit; transition: all .16s;
}
.dev-actions button:hover { background: rgba(34, 211, 238, .2); }
.dev-actions button:disabled { opacity: .4; cursor: not-allowed; }
.dev-actions button.danger {
  background: rgba(244, 63, 94, .1); border-color: rgba(244, 63, 94, .3); color: #fda4af;
}
.dev-actions button.danger:hover { background: rgba(244, 63, 94, .2); }
.device-empty {
  padding: 34px 16px; text-align: center; font-size: 12.5px;
  color: var(--text-mute); line-height: 1.9;
}
.dev-check, .device-table th.dev-check { width: 34px; text-align: center; }
.dev-check input { width: 14px; height: 14px; accent-color: var(--accent); cursor: pointer; }

/* 设备管理弹层 */
.device-modal { width: min(520px, 92vw); }
.device-edit-modal { width: min(460px, 92vw); }
.device-modal-title { font-size: 16px; font-weight: 600; margin-bottom: 14px; }
.device-tabs {
  display: flex; gap: 6px; margin-bottom: 14px; padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.device-tab {
  background: transparent; border: 1px solid transparent; color: var(--text-mute);
  font-size: 12.5px; padding: 6px 14px; border-radius: 6px; cursor: pointer;
  font-family: inherit; transition: all .16s;
}
.device-tab:hover { color: var(--text); background: var(--bg-2); }
.device-tab.active {
  color: #a5f3fc; background: rgba(34, 211, 238, .12);
  border-color: rgba(34, 211, 238, .28);
}
.device-form { display: grid; grid-template-columns: 1fr; gap: 10px; }
.device-form label {
  display: flex; flex-direction: column; gap: 5px;
  font-size: 11.5px; color: var(--text-mute);
}
.device-form label input {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); padding: 7px 10px; font-size: 12.5px; font-family: inherit;
}
.device-form label input:focus { outline: none; border-color: var(--accent); }
.device-form label input:disabled { opacity: .55; }
.device-form label select {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); padding: 7px 10px; font-size: 12.5px; font-family: inherit;
}
.device-form label select:focus { outline: none; border-color: var(--accent); }
.device-form label select:disabled { opacity: .55; }
.device-form-tip { min-height: 0; margin-top: 8px; font-size: 11.5px; color: var(--danger); }
.device-form-tip:empty { margin-top: 0; }
.device-modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }

@media (max-width: 900px) {
  .device-stats { grid-template-columns: repeat(2, 1fr); }
  .device-search { width: 100%; }
  .device-table th:nth-child(3), .device-table td:nth-child(3) { display: none; }
}

/* ══════════════════════════════════════════════
   多用户管理
   ══════════════════════════════════════════════ */
body.no-device-control .dev-check,
body.no-device-control .device-tools .btn-primary { display: none; }
body.locked { overflow: hidden; }
body.locked .app { display: none; }

.login-screen {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(34, 211, 238, .12), transparent 60%),
    radial-gradient(700px 420px at 85% 90%, rgba(59, 130, 246, .14), transparent 60%),
    #060b14;
  padding: 24px;
}
body:not(.locked) .login-screen { display: none; }
.login-card {
  width: min(390px, 100%); padding: 34px 32px 26px;
  background: rgba(17, 27, 45, .92); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: 0 24px 60px -20px rgba(0, 0, 0, .8);
}
.login-brand {
  display: flex; align-items: center; gap: 9px;
  font-size: 15px; font-weight: 700; letter-spacing: .5px; color: #a5f3fc;
}
.login-card h1 {
  margin: 16px 0 6px; font-size: 21px; font-weight: 700; color: var(--text);
  letter-spacing: .5px;
}
.login-sub { margin: 0 0 22px; font-size: 12px; color: var(--text-mute); line-height: 1.6; }
.login-field {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 14px; font-size: 11.5px; color: var(--text-mute);
}
.login-field input {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 7px;
  color: var(--text); padding: 10px 12px; font-size: 13px; font-family: inherit;
}
.login-field input:focus { outline: none; border-color: var(--accent); }
.login-tip { min-height: 16px; font-size: 11.5px; color: var(--danger); margin-bottom: 10px; }
.login-btn { width: 100%; padding: 10px; font-size: 13.5px; letter-spacing: 2px; }
.login-foot {
  margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border);
  font-size: 11px; color: var(--text-mute); line-height: 1.6; text-align: center;
}

.user-chip {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 10px 4px 4px; border-radius: 30px;
  background: var(--bg-2); border: 1px solid var(--border);
}
.user-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #22d3ee, #3b82f6);
  color: #04121d; font-size: 12px; font-weight: 700;
}
.user-meta { display: flex; flex-direction: column; line-height: 1.25; }
.user-meta b { font-size: 11.5px; font-weight: 600; color: var(--text); }
.user-meta small { font-size: 10px; color: var(--text-mute); }

.user-table td { vertical-align: middle; }
.user-name b { font-size: 12.5px; font-weight: 600; color: var(--text); }
.user-name small { display: block; font-size: 10.5px; color: var(--text-mute); margin-top: 2px; }
.role-badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 11px; border: 1px solid transparent;
}
.role-badge.admin { color: #fca5a5; background: rgba(248, 113, 113, .12); border-color: rgba(248, 113, 113, .3); }
.role-badge.operator { color: #93c5fd; background: rgba(96, 165, 250, .12); border-color: rgba(96, 165, 250, .3); }
.role-badge.viewer { color: #a7f3d0; background: rgba(52, 211, 153, .12); border-color: rgba(52, 211, 153, .3); }
.user-status { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; }
.user-status.on { color: #34d399; }
.user-status.off { color: var(--text-mute); }
.user-status i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.user-self-tag {
  margin-left: 6px; font-size: 10px; color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, .35); border-radius: 20px; padding: 0 6px;
}

.user-enable-row { flex-direction: row !important; align-items: center; justify-content: space-between; }
.user-enable { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text); }
.user-enable input { width: 15px; height: 15px; accent-color: #22d3ee; }

.role-panel { margin-top: 16px; }
.role-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.role-card {
  border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px;
  background: rgba(26, 40, 67, .35);
}
.role-card h4 { margin: 0 0 4px; font-size: 12.5px; color: var(--text); }
.role-card p { margin: 0 0 9px; font-size: 11px; color: var(--text-mute); line-height: 1.5; }
.role-card ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 5px; }
.role-card li {
  font-size: 10.5px; color: #a5f3fc; background: rgba(34, 211, 238, .09);
  border: 1px solid rgba(34, 211, 238, .18); border-radius: 4px; padding: 1px 6px;
}

@media (max-width: 1100px) {
  .user-meta { display: none; }
  .role-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .user-table th:nth-child(5), .user-table td:nth-child(5),
  .user-table th:nth-child(6), .user-table td:nth-child(6) { display: none; }
}

/* ════════ 后台管理 admin.html ════════ */
.adm-body { background: var(--bg-0); min-height: 100vh; }

/* 后台右侧滚动条：加宽 + 可见轨道，方便拖拽 */
.adm-body { scrollbar-width: auto; scrollbar-color: #3b5580 var(--bg-1); }
.adm-body::-webkit-scrollbar { width: 14px; height: 14px; }
.adm-body::-webkit-scrollbar-track { background: var(--bg-1); border-left: 1px solid var(--border); }
.adm-body::-webkit-scrollbar-thumb { background: #2b4066; border-radius: 7px; border: 3px solid var(--bg-1); }
.adm-body::-webkit-scrollbar-thumb:hover { background: #3b5580; }
.adm-body::-webkit-scrollbar-thumb:active { background: #4a6a9e; }
.adm-login { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.adm-login-card {
  width: 360px; padding: 34px 30px 30px; background: var(--bg-1);
  border: 1px solid var(--border); border-radius: 14px;
  display: flex; flex-direction: column; gap: 14px;
}
.adm-login-card .logo { display: flex; justify-content: center; }
.adm-login-sub { text-align: center; color: var(--text-mute); letter-spacing: 6px; font-size: 13px; margin-bottom: 6px; }
.adm-login-err { color: var(--danger); font-size: 13px; min-height: 18px; text-align: center; }

.adm-input {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); padding: 9px 12px; font-size: 14px; outline: none; width: 100%;
}
.adm-input:focus { border-color: var(--border-strong); }
textarea.adm-input { resize: vertical; font-family: inherit; }

.adm-btn {
  background: var(--bg-3); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 8px 16px; font-size: 14px; cursor: pointer;
}
.adm-btn:hover { border-color: var(--border-strong); }
.adm-btn:disabled { opacity: .4; cursor: not-allowed; }
.adm-btn-primary { background: linear-gradient(135deg, #0891b2, #2563eb); border: none; }
.adm-btn-primary:hover { filter: brightness(1.12); }
.adm-btn-danger { color: #fda4af; border-color: rgba(244, 63, 94, .35); }
.adm-btn-danger:hover { background: rgba(244, 63, 94, .12); }
.adm-btn-sm { padding: 4px 10px; font-size: 12.5px; border-radius: 6px; }
.adm-btn-block { width: 100%; padding: 11px; font-size: 15px; letter-spacing: 4px; }

.adm-app { min-height: 100vh; display: flex; flex-direction: column; }
.adm-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; background: var(--bg-1); border-bottom: 1px solid var(--border);
}
.adm-header-right { display: flex; align-items: center; gap: 16px; }
.adm-link { color: var(--accent); text-decoration: none; font-size: 13.5px; }
.adm-link:hover { text-decoration: underline; }
.adm-user { color: var(--text-mute); font-size: 13.5px; }

.adm-main { flex: 1; padding: 24px 28px 40px; max-width: 1400px; width: 100%; margin: 0 auto; }

.adm-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-bottom: 20px; }
.adm-stat {
  background: var(--bg-1); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px;
}
.adm-stat-num { font-size: 26px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.adm-stat-label { color: var(--text-mute); font-size: 13px; margin-top: 4px; }

.adm-toolbar { display: flex; gap: 12px; margin-bottom: 16px; }
.adm-toolbar .adm-search { flex: 1; }
.adm-toolbar select.adm-input { width: 150px; flex-shrink: 0; }

.adm-table-wrap {
  background: var(--bg-1); border: 1px solid var(--border); border-radius: 12px;
  overflow-x: auto;
}
.adm-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.adm-table th {
  text-align: left; color: var(--text-mute); font-weight: 500; font-size: 12.5px;
  padding: 12px 14px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.adm-table td { padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.adm-table tr:last-child td { border-bottom: none; }
.adm-table tr.row-off td { opacity: .45; }
.cell-name { color: var(--text); font-weight: 600; }
.cell-id { color: var(--text-mute); font-size: 12px; margin-top: 2px; font-family: Consolas, monospace; }
.cell-ops { white-space: nowrap; }
.cell-ops .adm-btn { margin-right: 6px; }
.adm-empty { text-align: center; color: var(--text-mute); padding: 40px 0; }

.adm-tag {
  font-style: normal; font-size: 11px; border-radius: 4px; padding: 1px 6px; margin-left: 6px;
  vertical-align: 1px;
}
.adm-tag.core { background: rgba(34, 211, 238, .14); color: var(--accent); }
.adm-tag.custom { background: rgba(167, 139, 250, .16); color: #c4b5fd; }

.adm-badge { font-size: 12px; border-radius: 20px; padding: 3px 10px; white-space: nowrap; }
.adm-badge.ok { background: rgba(16, 185, 129, .14); color: #34d399; }
.adm-badge.info { background: rgba(59, 130, 246, .16); color: #93c5fd; }
.adm-badge.mute { background: var(--bg-3); color: var(--text-mute); }
.adm-badge.warn { background: rgba(245, 158, 11, .14); color: #fbbf24; }

.adm-switch { position: relative; display: inline-block; width: 38px; height: 22px; }
.adm-switch input { display: none; }
.adm-switch i {
  position: absolute; inset: 0; border-radius: 22px; background: var(--bg-3);
  border: 1px solid var(--border); transition: .2s; cursor: pointer;
}
.adm-switch i::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--text-mute); transition: .2s;
}
.adm-switch input:checked + i { background: rgba(34, 211, 238, .25); border-color: var(--accent); }
.adm-switch input:checked + i::after { left: 18px; background: var(--accent); }
.adm-switch input:disabled + i { opacity: .4; cursor: not-allowed; }

.adm-pager { display: flex; align-items: center; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.adm-pager-info { color: var(--text-mute); font-size: 13px; margin-right: 8px; }

.adm-modal {
  position: fixed; inset: 0; background: rgba(2, 6, 14, .72); z-index: 100;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.adm-modal-card {
  width: 640px; max-width: 100%; max-height: 88vh; overflow-y: auto;
  background: var(--bg-1); border: 1px solid var(--border-strong); border-radius: 14px;
  padding: 22px 24px;
}
.adm-modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.adm-modal-head h3 { font-size: 17px; color: var(--text); }
.adm-x { background: none; border: none; color: var(--text-mute); font-size: 24px; cursor: pointer; line-height: 1; }
.adm-x:hover { color: var(--text); }
.adm-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.adm-field { display: flex; flex-direction: column; gap: 6px; }
.adm-field > span { color: var(--text-mute); font-size: 12.5px; }
.adm-field-full { grid-column: 1 / -1; }
.adm-form-err { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 10px; }
.adm-video-ctl { display: flex; align-items: center; gap: 10px; }
.adm-video-name {
  color: var(--text-mute); font-size: 13px; flex: 1;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.adm-modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }

.adm-toast {
  position: fixed; top: 74px; left: 50%; transform: translateX(-50%);
  background: var(--bg-2); border: 1px solid var(--accent); color: var(--text);
  border-radius: 8px; padding: 10px 22px; font-size: 14px; z-index: 200;
  opacity: 0; transition: opacity .2s;
}
.adm-toast.show { opacity: 1; }
.adm-toast.bad { border-color: var(--danger); color: #fda4af; }

@media (max-width: 900px) {
  .adm-stats { grid-template-columns: repeat(2, 1fr); }
  .adm-form { grid-template-columns: 1fr; }
  .adm-toolbar { flex-wrap: wrap; }
}