/* NC HEALTH Showcase 6 · 海报同系浅色医疗科技风 */
:root {
  --page-bg: #eef8ff;
  --surface: #ffffff;
  --surface-soft: #f4faff;
  --surface-blue: #e8f4ff;
  --navy: #082568;
  --primary: #1769ff;
  --cyan: #27a9f8;
  --cyan-soft: rgba(39, 169, 248, 0.12);
  --mint: #18a889;
  --amber: #b66a00;
  --red: #d9365a;
  --text: #102a56;
  --muted: #6882a5;
  --valid: #118a70;
  --unknown: #b66a00;
  --na: #7890ad;
  --line: #cfe5f6;
  --line-strong: #91c9ee;
  --shadow: 0 14px 36px rgba(37, 101, 166, 0.12);
  --shadow-soft: 0 8px 22px rgba(37, 101, 166, 0.09);
  --radius: 14px;
  --radius-sm: 9px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  color: var(--text);
  font-family: "Inter", "Microsoft YaHei UI", "PingFang SC", system-ui, -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.45;
  background-color: var(--page-bg);
  background-image:
    radial-gradient(circle at 8% 3%, rgba(66, 174, 255, 0.22) 0, transparent 28%),
    radial-gradient(circle at 92% 12%, rgba(160, 219, 255, 0.32) 0, transparent 30%),
    linear-gradient(160deg, #fafdff 0%, #eef8ff 48%, #e8f5ff 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

body { position: relative; padding-bottom: 8px; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.38;
  background-image:
    linear-gradient(120deg, transparent 0 47%, rgba(255, 255, 255, 0.72) 48%, transparent 49%),
    linear-gradient(25deg, transparent 0 58%, rgba(79, 169, 246, 0.08) 59%, transparent 60%);
  background-size: 760px 520px, 900px 620px;
}

button, input, select { font: inherit; color: inherit; }

.url-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  color: #4e6789;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(136, 186, 224, 0.34);
  backdrop-filter: blur(14px);
}

.url-bar .url-lock { font-size: 10px; }
.url-bar span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.device-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 9px 12px;
  background: rgba(247, 252, 255, 0.94);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 5px 18px rgba(37, 101, 166, 0.06);
}

.device-controls label { display: flex; align-items: center; gap: 5px; color: var(--muted); }
.device-controls select,
.device-controls button {
  min-height: 32px;
  padding: 5px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 4px 12px rgba(37, 101, 166, 0.06);
}

.device-controls button { color: var(--primary); font-weight: 600; cursor: pointer; }
.device-controls button:hover:not(:disabled) { color: #fff; background: var(--primary); border-color: var(--primary); }
.device-controls button:disabled { cursor: default; opacity: 0.42; }
.connection-state { margin-left: auto; color: var(--muted); font-size: 11px; }

.group-bar {
  position: sticky;
  top: 31px;
  z-index: 19;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  height: 48px;
  padding: 5px 8px 0;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 7px 18px rgba(37, 101, 166, 0.07);
  backdrop-filter: blur(14px);
}

.group-item {
  flex: 1 1 0;
  min-width: 0;
  padding: 11px 4px 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  user-select: none;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  border-radius: 9px 9px 0 0;
  background: transparent;
  transition: color 0.16s, background 0.16s, border-color 0.16s;
}

.group-item.active {
  color: var(--primary);
  background: linear-gradient(180deg, #f4faff, #e6f3ff);
  border-color: #c7e3f8;
  border-bottom-color: var(--primary);
}

.video-section { padding: 16px 12px 0; }
.video-card {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.video-stage {
  position: relative;
  width: 100%;
  height: 36vh;
  min-height: 220px;
  max-height: 390px;
  aspect-ratio: auto !important;
  overflow: hidden;
  background: var(--surface-soft);
}

.video-stage video { display: none; }
.video-stage canvas#captureCanvas,
.video-stage canvas#overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.video-stage canvas#overlay { pointer-events: none; }

.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--primary);
  font-size: 12px;
  text-align: center;
  background:
    radial-gradient(circle at center, rgba(87, 190, 255, 0.18), transparent 68%),
    linear-gradient(145deg, #fafdff, #eaf6ff);
  pointer-events: none;
}

.video-placeholder span:first-child { font-weight: 600; }
.video-placeholder span:last-child { color: var(--muted); font-size: 11px; }
.video-placeholder.hidden { display: none; }

.video-corners .corner { position: absolute; width: 24px; height: 24px; border: 2px solid var(--primary); opacity: 0.66; }
.video-corners .corner.tl { top: 9px; left: 9px; border-right: 0; border-bottom: 0; }
.video-corners .corner.tr { top: 9px; right: 9px; border-left: 0; border-bottom: 0; }
.video-corners .corner.bl { bottom: 9px; left: 9px; border-right: 0; border-top: 0; }
.video-corners .corner.br { bottom: 9px; right: 9px; border-left: 0; border-top: 0; }

.face-label {
  position: absolute;
  z-index: 2;
  padding: 3px 7px;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
  pointer-events: none;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 4px;
  box-shadow: 0 4px 14px rgba(23, 105, 255, 0.28);
  transform: translate(-50%, -100%);
}
.face-label.hidden { display: none; }

.video-foot { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
.video-foot > div { padding: 9px 6px; text-align: center; background: #f8fcff; }
.video-foot span { display: block; margin-bottom: 3px; color: var(--muted); font-size: 9px; letter-spacing: 0.08em; }
.video-foot strong { display: block; color: var(--navy); font-family: ui-monospace, "JetBrains Mono", monospace; font-size: 12px; }

.summary-section {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin: 12px 12px 0;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.summary-section--operational-only { grid-template-columns: repeat(2, 1fr); }
.summary-section.hidden { display: none; }
.summary-tile { padding: 10px 6px; text-align: center; background: var(--surface); }
.summary-tile span { display: block; margin-bottom: 4px; color: var(--muted); font-size: 9px; letter-spacing: 0.08em; }
.summary-tile strong { display: block; color: var(--primary); font-size: 14px; font-weight: 700; }

.status-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 12px 0;
  padding: 9px 12px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
}
.status-pill { padding: 4px 9px; color: var(--muted); font-size: 11px; font-weight: 700; border-radius: 999px; background: #eef4f9; }
.status-pill.waiting { color: var(--amber); background: #fff3db; }
.status-pill.valid { color: var(--valid); background: #e1f7f1; }
.status-pill.error { color: var(--red); background: #ffebf0; }
.status-meta { color: var(--muted); font-family: ui-monospace, monospace; font-size: 10px; }

.detail-section { padding: 12px; }
.results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.result-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 150px;
  padding: 15px 14px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.99), rgba(235, 247, 255, 0.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.result-card .card-title { color: var(--primary); font-size: 10px; font-weight: 700; letter-spacing: 0.14em; }
.result-card .card-value {
  flex: 1;
  display: flex;
  align-items: center;
  margin: 10px 0 8px;
  color: var(--navy);
  font-size: 30px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  white-space: pre-line;
  word-break: keep-all;
  overflow-wrap: normal;
}
.result-card .card-value.placeholder { color: #91a8bf; font-size: 22px; font-weight: 400; }
.result-card .card-label { color: var(--muted); font-size: 11px; letter-spacing: 0.02em; }

.capability-section {
  position: relative;
  max-width: 1180px;
  margin: 8px auto 14px;
  padding: 16px 18px;
  overflow: hidden;
  background: radial-gradient(circle at 92% 0%, rgba(70, 176, 255, 0.18), transparent 30%), rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.capability-section::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -100px;
  width: 260px;
  height: 260px;
  pointer-events: none;
  border: 1px solid rgba(23, 105, 255, 0.1);
  border-radius: 50%;
  box-shadow: 0 0 0 34px rgba(39, 169, 248, 0.04), 0 0 0 68px rgba(39, 169, 248, 0.025);
}
.capability-heading {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 10px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}
.section-kicker { display: block; margin-bottom: 4px; color: var(--primary); font-size: 10px; font-weight: 800; letter-spacing: 0.2em; }
.capability-heading h2 { margin: 0; color: var(--navy); font-size: 20px; line-height: 1.2; }
.capability-heading p { max-width: 460px; margin: 0; color: var(--muted); font-size: 12px; text-align: right; }
.capability-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}
.capability-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 72px;
  padding: 9px 10px;
  background: linear-gradient(145deg, #fff, #edf7ff);
  border: 1px solid #c9e4f8;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(37, 101, 166, 0.07);
}
.capability-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 27px;
  height: 21px;
  color: #fff;
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 6px;
  box-shadow: 0 3px 8px rgba(23, 105, 255, 0.18);
}
.capability-card strong { margin-top: 8px; color: var(--navy); font-size: 12px; font-weight: 700; line-height: 1.2; }

.footer { max-width: 760px; margin: 0 auto; padding: 8px 14px 12px; text-align: center; }
.footer p { margin: 0; color: var(--muted); font-size: 10px; letter-spacing: 0.04em; }
.footer-meta { margin-top: 4px !important; color: #7890ad !important; font-size: 9px !important; }
.compliance-footer { padding: 12px 12px 22px; color: #6982a3; font-size: 12px; line-height: 1.8; text-align: center; }
.compliance-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 4px 16px; }
.compliance-links a { color: inherit; text-decoration: none; }
.public-security-filing { display: inline-flex; align-items: center; gap: 4px; }
.public-security-filing img { display: block; width: 20px; height: 20px; object-fit: contain; }

.toast {
  position: fixed;
  top: 70px;
  left: 50%;
  z-index: 9999;
  max-width: 88vw;
  padding: 8px 14px;
  color: var(--text);
  font-size: 11px;
  pointer-events: none;
  opacity: 0;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  transform: translateX(-50%) translateY(-20px);
  transition: opacity 0.2s, transform 0.2s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { color: var(--red); border-color: #f4aabd; }
.toast.warn { color: var(--amber); border-color: #edc880; }
.toast.ok { color: var(--valid); border-color: #8bd3c1; }

@media (min-width: 600px) {
  body { font-size: 14px; }
  .video-section, .summary-section, .status-line, .detail-section {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }
  .summary-section, .status-line { margin-top: 14px; }
}

@media (max-width: 1200px) {
  .capability-section { margin-right: 12px; margin-left: 12px; }
}

@media (max-width: 900px) {
  .capability-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
  .capability-card { min-height: 62px; padding: 8px; }
  .capability-card strong { margin-top: 6px; font-size: 11px; }
}

@media (max-width: 599px) {
  .url-bar { display: none; }
  .device-controls { flex-wrap: nowrap; gap: 4px; padding: 4px 6px; }
  .device-controls label { gap: 3px; }
  .device-controls select, .device-controls button { min-height: 30px; padding: 3px 6px; }
  .connection-state { display: none; }
  .group-bar { position: relative; top: auto; height: 40px; gap: 3px; padding: 3px 4px 0; }
  .group-item { padding: 8px 2px 7px; }
  .video-section { padding: 6px 6px 0; }
  .video-stage {
    height: 30vh;
    min-height: 180px;
    max-height: 300px;
    aspect-ratio: auto !important;
  }
  .video-foot > div { padding: 5px 3px; }
  .video-foot span { margin-bottom: 1px; }
  .summary-section { margin: 6px 6px 0; }
  .summary-tile { padding: 5px 3px; }
  .summary-tile span { margin-bottom: 1px; }
  .summary-tile strong { font-size: 12px; }
  .status-line { margin: 6px 6px 0; padding: 6px 8px; }
  .status-pill { padding: 3px 7px; }
  .detail-section { padding: 6px; }
  .results-grid { gap: 6px; }
  .result-card { height: clamp(96px, 15vh, 130px); min-height: 0; padding: 9px; overflow: hidden; }
  .result-card .card-value { margin: 4px 0; font-size: 22px; }
  .result-card .card-value.placeholder { font-size: 18px; }
  .capability-section { margin: 7px 6px 8px; padding: 9px 8px; border-radius: 12px; }
  .capability-heading { display: block; margin-bottom: 7px; padding-bottom: 6px; }
  .section-kicker { margin-bottom: 2px; font-size: 8px; }
  .capability-heading h2 { font-size: 15px; }
  .capability-heading p { margin-top: 3px; font-size: 8px; line-height: 1.3; text-align: left; }
  .capability-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 3px; }
  .capability-card { min-height: 46px; padding: 5px; border-radius: 7px; }
  .capability-card span { width: 21px; height: 16px; font-size: 7px; border-radius: 4px; }
  .capability-card strong { margin-top: 3px; font-size: 8px; line-height: 1.1; white-space: nowrap; }
  .footer { padding: 4px 8px 5px; }
  .footer p { font-size: 8px; line-height: 1.35; }
  .footer-meta { margin-top: 2px !important; font-size: 8px !important; }
  .compliance-footer { padding: 4px 6px 10px; font-size: 8px; line-height: 1.35; }
  .public-security-filing img { width: 14px; height: 14px; }
}

@media (max-width: 360px) {
  .group-item { font-size: 10.5px; }
  .result-card { padding: 7px; }
  .result-card .card-title { font-size: 9px; letter-spacing: 0.08em; }
  .result-card .card-value { font-size: 21px; }
  .result-card .card-label { font-size: 10px; }
  .video-foot strong { font-size: 11px; }
}