:root {
  color-scheme: dark;
  --bg: #07100f;
  --card: rgba(14, 28, 26, .84);
  --card-strong: #0f211e;
  --line: rgba(150, 209, 196, .14);
  --text: #edf8f4;
  --muted: #8ca8a1;
  --accent: #6ee7c1;
  --accent-2: #ff6c61;
  --orange: #f8b45b;
  --shadow: 0 22px 70px rgba(0,0,0,.25);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-width: 320px; background: radial-gradient(circle at 15% -10%, #153d34 0, transparent 32%), radial-gradient(circle at 90% 20%, #172b3c 0, transparent 26%), var(--bg); color: var(--text); font-family: "Microsoft YaHei UI", "PingFang SC", system-ui, sans-serif; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .17; background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px); background-size: 32px 32px; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.page-shell { width: min(1480px, calc(100% - 48px)); margin: 0 auto; padding: 30px 0 64px; }
.site-header { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; min-height: 60px; margin-bottom: 30px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 16px; background: rgba(8, 20, 18, .76); backdrop-filter: blur(16px); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; white-space: nowrap; }
.brand span { display: grid; place-items: center; width: 35px; height: 35px; border-radius: 10px; background: var(--accent); color: #062019; font-size: 12px; font-weight: 800; }
.brand b { font-size: 14px; }
.main-nav { display: flex; justify-content: center; gap: 4px; }
.main-nav a { padding: 9px 14px; border-radius: 9px; color: var(--muted); text-decoration: none; font-size: 13px; transition: .2s; }
.main-nav a:hover, .main-nav a.active { background: rgba(110,231,193,.1); color: var(--text); }
.user-menu { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 12px; white-space: nowrap; }
.user-menu a { color: var(--accent); text-decoration: none; }
.page-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 28px; }
.eyebrow, .section-kicker { margin: 0 0 6px; color: var(--accent); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(27px, 4vw, 42px); letter-spacing: -.04em; font-weight: 680; }
h2 { margin: 0; font-size: 19px; font-weight: 620; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.status-pill { display: flex; gap: 9px; align-items: center; padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: rgba(11,22,20,.72); color: var(--muted); font-size: 13px; }
.status-pill span { width: 8px; height: 8px; border-radius: 50%; background: #77837f; box-shadow: 0 0 0 4px rgba(119,131,127,.12); }
.status-pill.online span { background: var(--accent); box-shadow: 0 0 0 4px rgba(110,231,193,.12), 0 0 14px rgba(110,231,193,.6); }
.status-pill.error span { background: var(--accent-2); }
.button { border: 1px solid var(--line); background: #18302b; color: var(--text); border-radius: 11px; padding: 10px 16px; transition: .2s ease; }
.button:hover { transform: translateY(-1px); border-color: rgba(110,231,193,.48); }
.button:disabled { opacity: .45; transform: none; cursor: wait; }
.button-primary { background: var(--accent); border-color: var(--accent); color: #062019; font-weight: 700; box-shadow: 0 8px 28px rgba(110,231,193,.15); }
.button-wide { width: 100%; margin-top: 6px; }
.card { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 19px; background: linear-gradient(145deg, rgba(18,38,34,.9), rgba(9,21,20,.9)); box-shadow: var(--shadow); }
.card-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.hero-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 18px; }
.display-card, .preview-card, .live-card, .chart-card, .gallery-card, .settings-card { padding: 22px; }
.last-time { color: var(--muted); font-size: 12px; padding-top: 8px; }
.digital-panel { position: relative; overflow: hidden; padding: 12px 20px; border: 1px solid rgba(255,108,97,.18); border-radius: 14px; background: linear-gradient(165deg, #040707, #0a0e0d); box-shadow: inset 0 0 34px rgba(0,0,0,.8), 0 0 28px rgba(255,77,68,.04); }
.digital-panel::before { content: ""; position: absolute; inset: 0; opacity: .15; background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(255,255,255,.06) 4px); }
.scanline { position: absolute; left: 0; right: 0; height: 40px; background: linear-gradient(transparent, rgba(110,231,193,.025), transparent); animation: scan 5s linear infinite; }
@keyframes scan { from { top: -50px; } to { top: 100%; } }
.digital-row { position: relative; z-index: 1; min-height: 64px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(255,255,255,.05); }
.digital-row:last-child { border: 0; }
.digital-row span { color: #a8b5b1; font-size: 14px; }
.digital-row strong { color: #ff5a4e; font: 700 43px/1 Consolas, "Courier New", monospace; letter-spacing: .07em; text-shadow: 0 0 7px rgba(255,59,48,.75), 0 0 20px rgba(255,59,48,.26); font-variant-numeric: tabular-nums; }
.quality-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; color: var(--muted); font-size: 12px; margin-top: 17px; }
.quality-track { height: 5px; border-radius: 99px; background: rgba(255,255,255,.08); overflow: hidden; }
.quality-track i { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent-2), var(--orange), var(--accent)); transition: width .4s ease; }
.text-button, .close-button { border: 0; background: transparent; color: var(--accent); padding: 5px; }
.close-button { font-size: 28px; color: var(--muted); line-height: 1; }
.preview-wrap { position: relative; min-height: 280px; display: grid; place-items: center; overflow: hidden; border-radius: 13px; background: #050b0a; }
.preview-wrap img { width: 100%; height: 100%; min-height: 280px; object-fit: contain; display: none; }
.empty-preview { color: var(--muted); font-size: 13px; }
.preview-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; margin-top: 13px; }
.live-card { margin-top: 18px; }
.live-player-wrap { position: relative; display: grid; place-items: center; overflow: hidden; aspect-ratio: 16 / 9; max-height: 620px; border-radius: 13px; background: #020706; }
.live-video { width: 100%; height: 100%; background: #000; display: none; }
.live-placeholder { position: absolute; inset: 0; display: grid; place-content: center; gap: 8px; text-align: center; color: var(--muted); }
.live-placeholder b { color: var(--text); font-size: 16px; }
.live-placeholder span { font-size: 12px; }
.live-card.playing .live-video { display: block; }
.live-card.playing .live-placeholder { display: none; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 18px 0; }
.stat { min-height: 104px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(11,25,23,.74); }
.stat span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.stat b { font-size: 27px; font-weight: 650; font-variant-numeric: tabular-nums; }
.stat small { color: var(--muted); margin-left: 6px; }
.stat .status-copy { font-size: 19px; color: var(--accent); }
.chart-card { margin-bottom: 18px; }
.chart-heading { align-items: center; }
.segmented { display: flex; padding: 3px; background: rgba(0,0,0,.24); border-radius: 10px; }
.segmented button { border: 0; border-radius: 8px; padding: 7px 11px; background: transparent; color: var(--muted); font-size: 12px; }
.segmented button.active { color: var(--text); background: #23423b; }
.trend-grid { display: grid; gap: 14px; }
.mini-chart { padding: 15px 16px 10px; border: 1px solid var(--line); border-radius: 14px; background: rgba(4, 13, 12, .38); }
.mini-chart-heading { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 4px; }
.mini-chart-heading span { color: var(--muted); font-size: 12px; }
.mini-chart-heading b { color: var(--text); font-size: 20px; font-variant-numeric: tabular-nums; }
.chart-wrap { position: relative; height: 210px; }
.chart-wrap canvas { width: 100%; height: 100%; }
.chart-empty { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); font-size: 13px; }
.chart-tooltip { position: absolute; z-index: 3; display: none; min-width: 142px; padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; background: rgba(5, 15, 13, .96); color: var(--text); box-shadow: var(--shadow); font-size: 11px; pointer-events: none; white-space: nowrap; }
.chart-tooltip.show { display: block; }
.content-grid { display: grid; grid-template-columns: 1fr 360px; gap: 18px; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; max-height: 590px; overflow: auto; padding-right: 4px; }
.shot { position: relative; min-height: 120px; overflow: hidden; border-radius: 11px; background: #030706; }
.shot img { width: 100%; height: 100%; min-height: 120px; object-fit: cover; display: block; transition: transform .25s; }
.shot:hover img { transform: scale(1.025); }
.shot div { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px 9px 8px; background: linear-gradient(transparent, rgba(0,0,0,.82)); font-size: 11px; color: #d8e4e0; }
.muted { color: var(--muted); }
.settings-card form { display: grid; gap: 15px; }
.settings-card label, .field-names { display: grid; gap: 7px; color: #c4d5d0; font-size: 13px; }
.settings-card label small { color: var(--muted); font-size: 11px; }
input, select, textarea { width: 100%; border: 1px solid var(--line); outline: 0; border-radius: 10px; padding: 11px 12px; background: rgba(4,11,10,.72); color: var(--text); }
select option { background: #10231f; }
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: rgba(110,231,193,.55); box-shadow: 0 0 0 3px rgba(110,231,193,.07); }
.field-names { grid-template-columns: 1fr; }
.settings-note { color: var(--muted); font-size: 11px; line-height: 1.7; margin: 18px 0 0; }
.settings-note a { color: var(--accent); text-decoration: none; }
.settings-note a:hover { text-decoration: underline; }
.toast { position: fixed; right: 24px; bottom: 24px; z-index: 30; max-width: 380px; padding: 12px 16px; border: 1px solid var(--line); border-radius: 11px; background: #17332e; color: var(--text); box-shadow: var(--shadow); transform: translateY(30px); opacity: 0; pointer-events: none; transition: .25s; }
.toast.show { transform: translateY(0); opacity: 1; }
.toast.error { background: #4a1d1b; }
.modal { position: fixed; inset: 0; z-index: 20; display: none; place-items: center; padding: 24px; background: rgba(2,8,7,.83); backdrop-filter: blur(8px); }
.modal.open { display: grid; }
.modal-card { width: min(980px, 96vw); max-height: 94vh; overflow: auto; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: #0c1a18; box-shadow: var(--shadow); }
.calibration-help { color: var(--muted); font-size: 13px; }
.calibration-canvas-wrap { overflow: auto; border-radius: 12px; background: #020505; }
#calibrationCanvas { display: block; max-width: 100%; height: auto; cursor: crosshair; }
.calibration-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 14px; }
.calibration-actions span { margin-right: auto; color: var(--muted); font-size: 12px; }
.feedback-panel { margin-top: 18px; padding: 0 22px; }
.feedback-panel summary { padding: 19px 0; color: var(--muted); cursor: pointer; }
.feedback-panel form { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 12px; padding: 0 0 22px; }
.feedback-panel label, .stack-form { display: grid; gap: 8px; color: #c4d5d0; font-size: 13px; }
.feedback-panel textarea { min-height: 80px; }
.page-watermark { position: fixed; z-index: 8; left: 14px; bottom: 10px; max-width: calc(100vw - 28px); padding: 5px 9px; border: 1px solid rgba(150,209,196,.1); border-radius: 7px; background: rgba(3, 10, 9, .58); color: rgba(181, 207, 199, .5); font-size: 10px; pointer-events: none; user-select: none; backdrop-filter: blur(5px); }
.filter-card, .table-card, .denied-card { padding: 20px; }
.filter-card { margin-bottom: 18px; }
.filter-grid { display: grid; grid-template-columns: repeat(4, minmax(140px, 1fr)) auto auto; align-items: end; gap: 12px; }
.filter-grid label, .inline-filter { display: grid; gap: 7px; color: var(--muted); font-size: 12px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 14px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .08em; white-space: nowrap; }
td a { color: var(--accent); text-decoration: none; white-space: nowrap; }
.empty-cell { padding: 34px; color: var(--muted); text-align: center; }
.error-copy { color: var(--accent-2); }
.reading-values { display: flex; flex-wrap: wrap; gap: 8px; min-width: 250px; }
.reading-values span { min-width: 68px; padding: 6px 9px; border-radius: 8px; background: rgba(255,255,255,.035); font-variant-numeric: tabular-nums; }
.reading-values small { display: block; margin-bottom: 3px; color: var(--muted); font-size: 9px; }
.confidence { font-variant-numeric: tabular-nums; }
.cannot-feedback .feedback-reading { display: none; }
.tag { display: inline-flex; padding: 5px 8px; border-radius: 999px; background: rgba(110,231,193,.1); color: var(--accent); font-size: 11px; white-space: nowrap; }
.tag-error { background: rgba(255,108,97,.12); color: var(--accent-2); }
.tag-review, .tag-processing { background: rgba(248,180,91,.12); color: var(--orange); }
.pager { display: flex; justify-content: flex-end; align-items: center; gap: 9px; margin-top: 18px; }
.pager span { margin-right: auto; color: var(--muted); font-size: 12px; }
.compact-modal { width: min(560px, 96vw); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin: 30px 0 15px; }
.permission-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.permission-card { padding: 20px; }
.permission-user, .ticket-meta, .ticket-actions { display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.permission-user small { display: block; margin-top: 4px; color: var(--muted); font-size: 10px; }
.permission-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 18px 0; }
.permission-option { display: grid; grid-template-columns: auto 1fr; column-gap: 8px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; font-size: 12px; cursor: pointer; }
.permission-option input { grid-row: span 2; width: auto; accent-color: var(--accent); }
.permission-option small { color: var(--muted); font-size: 9px; }
.admin-section { margin-top: 30px; }
.inline-filter { grid-template-columns: auto 160px; align-items: center; }
.ticket-list { display: grid; gap: 12px; }
.ticket { padding: 18px; }
.ticket-meta, .ticket-actions { color: var(--muted); font-size: 11px; }
.ticket p { margin: 15px 0; line-height: 1.7; white-space: pre-wrap; }
.ticket-status { width: 130px; padding: 8px 10px; }
@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; overflow-x: auto; }
  .hero-grid, .content-grid { grid-template-columns: 1fr; }
  .stats-grid, .permission-grid { grid-template-columns: repeat(2,1fr); }
  .settings-card { order: -1; }
  .filter-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .page-shell { width: min(100% - 24px, 1480px); padding-top: 12px; }
  .site-header { gap: 10px; margin-bottom: 22px; padding: 9px; }
  .brand b { display: none; }
  .user-menu { gap: 7px; }
  .main-nav a { padding: 8px 10px; }
  .page-heading { align-items: flex-start; }
  .header-actions { flex-direction: column; align-items: flex-end; }
  .status-pill { display: none; }
  .stats-grid, .filter-grid, .permission-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .chart-heading { display: block; }
  .segmented { margin-top: 14px; overflow: auto; }
  .digital-row strong { font-size: 36px; }
  .feedback-panel form { grid-template-columns: 1fr; }
  .permission-options { grid-template-columns: 1fr; }
  .section-heading { align-items: flex-start; }
  .inline-filter { grid-template-columns: 1fr; }
  .ticket-actions { align-items: flex-end; }
}