:root {
  color-scheme: dark;
  --bg-0: #07111f;
  --bg-1: #0d2032;
  --bg-2: #133f53;
  --surface: rgba(8, 20, 31, 0.72);
  --surface-soft: rgba(255, 255, 255, 0.05);
  --line: rgba(170, 223, 234, 0.14);
  --line-strong: rgba(170, 223, 234, 0.24);
  --text: #f5fbff;
  --muted: #97b6c2;
  --muted-strong: #c7dde5;
  --ok: #4dd7a0;
  --warn: #ffbf5f;
  --alert: #ff7c70;
  --accent: #75dff2;
  --accent-strong: #94f3d0;
  --shadow: 0 24px 80px rgba(1, 8, 14, 0.45);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --score-angle: 0deg;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  position: relative;
  min-height: 100dvh;
  overflow-x: hidden;
  padding:
    max(14px, env(safe-area-inset-top))
    max(14px, env(safe-area-inset-right))
    max(18px, env(safe-area-inset-bottom))
    max(14px, env(safe-area-inset-left));
  font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(117, 223, 242, 0.18), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(255, 191, 95, 0.12), transparent 22%),
    linear-gradient(150deg, var(--bg-0), var(--bg-1) 38%, var(--bg-2) 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  pointer-events: none;
  inset: auto;
  z-index: 0;
}

.page-aura {
  position: fixed;
  pointer-events: none;
  inset: auto;
  z-index: 0;
}

body::before {
  top: -18vh;
  right: -8vw;
  width: 32vw;
  height: 32vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(117, 223, 242, 0.2), transparent 68%);
  filter: blur(28px);
}

body::after {
  left: -12vw;
  bottom: -16vh;
  width: 42vw;
  height: 42vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(148, 243, 208, 0.12), transparent 70%);
  filter: blur(30px);
}

.page-aura {
  left: 30%;
  top: 20%;
  width: 42vw;
  height: 42vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(19, 107, 83, 0.16), transparent 72%);
  filter: blur(60px);
}

main,
footer {
  position: relative;
  z-index: 1;
}

.layout {
  display: grid;
  gap: 18px;
}

.glass {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
    var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel {
  display: grid;
  gap: 18px;
  padding: 18px;
  border-radius: var(--radius-xl);
  min-width: 0;
}

.hero-copy {
  display: grid;
  gap: 10px;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-family: "Sora", sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-copy h1,
.section-head h2,
.score-copy h3,
.cue-item h3 {
  margin: 0;
}

.hero-copy h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero-text,
.score-copy p,
.cue-item p,
.bottom-strip p,
.section-note,
.status-stack p:last-child {
  margin: 0;
  color: var(--muted-strong);
}

.hero-text {
  max-width: 38rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  appearance: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 12px 18px;
  font-family: "Sora", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease,
    background-color 0.2s ease,
    color 0.2s ease,
    opacity 0.2s ease;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
}

.btn:disabled {
  cursor: wait;
  opacity: 0.62;
}

.btn-primary {
  color: #06202f;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 16px 34px rgba(117, 223, 242, 0.2);
}

.btn-primary:hover:not(:disabled) {
  box-shadow: 0 20px 40px rgba(117, 223, 242, 0.26);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line-strong);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(170, 223, 234, 0.34);
}

.camera-stage {
  display: grid;
  gap: 12px;
}

.camera-shell {
  position: relative;
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top, rgba(117, 223, 242, 0.1), transparent 44%),
    rgba(5, 13, 19, 0.92);
  aspect-ratio: 4 / 5;
  min-height: clamp(20rem, 54svh, 34rem);
}

.camera-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 26%, rgba(0, 0, 0, 0.3)),
    radial-gradient(circle at center, transparent 42%, rgba(3, 9, 15, 0.44) 100%);
}

#camera,
#overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#camera {
  transform: scaleX(-1);
  filter: saturate(1.08) contrast(1.04) brightness(1.02);
}

#overlay {
  z-index: 2;
  pointer-events: none;
  transform: scaleX(-1);
}

.camera-empty,
.camera-guide,
.scanline {
  z-index: 3;
}

.camera-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 6px;
  text-align: center;
  padding: 24px;
  transition: opacity 0.25s ease;
}

.camera-empty p {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 1.3rem;
}

.camera-empty span {
  color: var(--muted);
  font-size: 0.95rem;
}

.camera-empty.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.camera-guide {
  position: absolute;
  inset: 12% 14%;
  border-radius: 28px;
  border: 1px dashed rgba(170, 223, 234, 0.22);
}

.guide {
  position: absolute;
  background: linear-gradient(90deg, transparent, rgba(117, 223, 242, 0.72), transparent);
}

.guide-top,
.guide-bottom {
  left: 16%;
  right: 16%;
  height: 2px;
}

.guide-left,
.guide-right {
  top: 16%;
  bottom: 16%;
  width: 2px;
  background: linear-gradient(180deg, transparent, rgba(117, 223, 242, 0.72), transparent);
}

.guide-top {
  top: 0;
}

.guide-right {
  right: 0;
}

.guide-bottom {
  bottom: 0;
}

.guide-left {
  left: 0;
}

.scanline {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 18%;
  height: 1px;
  opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(148, 243, 208, 0.9), transparent);
  box-shadow: 0 0 18px rgba(148, 243, 208, 0.55);
}

body[data-state="running"] .scanline {
  opacity: 1;
  animation: scanline 4.5s linear infinite;
}

.camera-footer {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: 18px;
}

.status-stack {
  display: grid;
  gap: 4px;
}

.mini-label,
.label {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.mode-pill,
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.mode-pill {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted-strong);
}

.mode-pill.running,
.tag.good {
  background: rgba(77, 215, 160, 0.14);
  color: var(--ok);
}

.mode-pill.warning,
.tag.warn {
  background: rgba(255, 191, 95, 0.16);
  color: var(--warn);
}

.mode-pill.alert,
.tag.alert {
  background: rgba(255, 124, 112, 0.16);
  color: var(--alert);
}

.mode-pill.idle,
.tag.neutral {
  background: rgba(117, 223, 242, 0.14);
  color: var(--accent);
}

.dashboard {
  display: grid;
  gap: 14px;
}

.score-card,
.metrics-card,
.cues-card,
.session-card {
  padding: 18px;
  border-radius: var(--radius-lg);
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: 1.25rem;
}

.section-note {
  font-size: 0.85rem;
}

.score-layout {
  display: grid;
  gap: 18px;
  align-items: center;
  min-width: 0;
}

.score-ring {
  display: grid;
  place-items: center;
  width: min(13rem, 100%);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(5, 13, 19, 0.96) 0 56%, transparent 57%),
    conic-gradient(var(--accent-strong) 0deg, var(--accent) var(--score-angle), rgba(255, 255, 255, 0.08) var(--score-angle) 360deg);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.05),
    0 18px 38px rgba(0, 0, 0, 0.28);
  transition: background 0.3s ease, transform 0.3s ease;
}

.score-card[data-quality="good"] .score-ring {
  background:
    radial-gradient(circle at center, rgba(5, 13, 19, 0.96) 0 56%, transparent 57%),
    conic-gradient(var(--ok) 0deg, rgba(148, 243, 208, 0.95) var(--score-angle), rgba(255, 255, 255, 0.08) var(--score-angle) 360deg);
}

.score-card[data-quality="warn"] .score-ring {
  background:
    radial-gradient(circle at center, rgba(5, 13, 19, 0.96) 0 56%, transparent 57%),
    conic-gradient(var(--warn) 0deg, rgba(255, 224, 157, 0.95) var(--score-angle), rgba(255, 255, 255, 0.08) var(--score-angle) 360deg);
}

.score-card[data-quality="alert"] .score-ring {
  background:
    radial-gradient(circle at center, rgba(5, 13, 19, 0.96) 0 56%, transparent 57%),
    conic-gradient(var(--alert) 0deg, rgba(255, 164, 154, 0.95) var(--score-angle), rgba(255, 255, 255, 0.08) var(--score-angle) 360deg);
}

.score-core {
  display: grid;
  gap: 2px;
  text-align: center;
}

.score-value {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(2.8rem, 9vw, 4rem);
  line-height: 1;
}

.score-core span {
  color: var(--muted);
  font-family: "Sora", sans-serif;
  font-size: 0.88rem;
}

.score-copy {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.score-copy h3 {
  font-size: 1.35rem;
}

.trend-panel {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 18px;
  background: var(--surface-soft);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.trend-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

#trendCaption {
  font-size: 0.82rem;
  color: var(--muted);
}

#trendCanvas {
  width: 100%;
  height: 96px;
  display: block;
}

.metrics-grid,
.session-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-item,
.session-grid article,
.cue-item {
  border-radius: 18px;
  background: var(--surface-soft);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.metric-item {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.metric-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 10px;
}

.metric-top p:last-child,
.session-grid p:last-child {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 1.08rem;
}

.metric-rail {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.metric-rail span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: width 0.24s ease, background 0.24s ease;
}

.cue-list {
  display: grid;
  gap: 12px;
}

.cue-item {
  position: relative;
  padding: 16px 16px 16px 56px;
  min-height: 7rem;
}

.cue-index {
  position: absolute;
  left: 16px;
  top: 16px;
  margin: 0;
  color: rgba(117, 223, 242, 0.78);
  font-family: "Sora", sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
}

.cue-item h3 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.session-grid article {
  padding: 14px;
}

.bottom-strip {
  padding: 12px 6px 2px;
  text-align: center;
}

.bottom-strip p {
  color: var(--muted);
  font-size: 0.84rem;
}

@keyframes scanline {
  0% {
    top: 16%;
  }

  50% {
    top: 82%;
  }

  100% {
    top: 16%;
  }
}

@media (min-width: 980px) {
  body {
    padding: 24px;
  }

  .layout {
    grid-template-columns: minmax(380px, 1.05fr) minmax(360px, 0.95fr);
    align-items: start;
  }

  .hero-panel {
    position: sticky;
    top: 24px;
  }

  .score-layout {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  body {
    padding:
      max(12px, env(safe-area-inset-top))
      max(12px, env(safe-area-inset-right))
      max(20px, env(safe-area-inset-bottom))
      max(12px, env(safe-area-inset-left));
  }

  .hero-panel,
  .score-card,
  .metrics-card,
  .cues-card,
  .session-card {
    padding: 16px;
  }

  .camera-shell {
    aspect-ratio: auto;
    min-height: clamp(18rem, 52svh, 28rem);
  }

  .camera-footer,
  .section-head,
  .trend-head {
    flex-direction: column;
    align-items: start;
  }

  .metrics-grid,
  .session-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .section-head {
    margin-bottom: 14px;
  }

  .score-ring {
    width: min(11rem, 72vw);
  }

  .score-copy h3 {
    font-size: 1.18rem;
  }

  .trend-panel {
    padding: 10px;
  }

  .cue-item {
    min-height: auto;
    padding: 14px 14px 14px 52px;
  }

  .bottom-strip {
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }

  .btn {
    width: 100%;
    min-height: 46px;
  }
}

@media (max-width: 540px) {
  .hero-copy h1 {
    font-size: clamp(1.7rem, 8vw, 2.3rem);
  }

  .hero-text {
    font-size: 0.94rem;
    line-height: 1.6;
  }

  .camera-guide {
    inset: 10% 10%;
  }

  .metrics-grid,
  .session-grid {
    gap: 10px;
  }

  .metric-item,
  .session-grid article,
  .cue-item {
    border-radius: 16px;
  }

  .metric-item,
  .session-grid article {
    padding: 12px;
  }

  .metric-top {
    align-items: center;
  }

  .metric-top p:last-child,
  .session-grid p:last-child {
    font-size: 1rem;
  }

  .status-stack p:last-child,
  #trendCaption,
  .section-note {
    font-size: 0.82rem;
  }
}

@media (max-height: 520px) and (orientation: landscape) {
  body {
    padding:
      max(10px, env(safe-area-inset-top))
      max(12px, env(safe-area-inset-right))
      max(12px, env(safe-area-inset-bottom))
      max(12px, env(safe-area-inset-left));
  }

  .layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    align-items: start;
  }

  .hero-panel,
  .score-card,
  .metrics-card,
  .cues-card,
  .session-card {
    padding: 14px;
  }

  .camera-shell {
    min-height: 16rem;
  }

  .hero-copy {
    gap: 8px;
  }

  .hero-copy h1 {
    font-size: clamp(1.6rem, 4vw, 2.3rem);
  }

  .hero-text {
    line-height: 1.5;
  }
}

@media (max-width: 400px) {
  .hero-panel,
  .score-card,
  .metrics-card,
  .cues-card,
  .session-card {
    padding: 14px;
  }

  .camera-shell {
    min-height: clamp(16rem, 48svh, 24rem);
    border-radius: 22px;
  }

  .camera-footer,
  .trend-panel {
    border-radius: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
}