:root {
  color-scheme: light;
  --tiffany: #81d8d0;
  --tiffany-deep: #4fb7ad;
  --tiffany-mist: #e8f7f5;
  --ink: #0d1b1a;
  --ink-soft: rgba(13, 27, 26, 0.65);
  --ivory: #f7f3ef;
  --champagne: #c8a772;
  --glass: rgba(255, 255, 255, 0.72);
  --glass-strong: rgba(255, 255, 255, 0.9);
  --stroke: rgba(13, 27, 26, 0.12);
  --shadow: 0 16px 40px rgba(9, 18, 17, 0.18);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  font-family: "Zen Kaku Gothic New", "Yu Gothic", sans-serif;
  background: #f3faf9;
  color: var(--ink);
}

body {
  overflow-x: hidden;
}

.ambient {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 10% 10%, rgba(129, 216, 208, 0.35), transparent 48%),
    radial-gradient(circle at 90% 30%, rgba(200, 167, 114, 0.2), transparent 50%),
    linear-gradient(140deg, #f5fbfa, #e4f2f0 55%, #f7f3ef 100%);
  z-index: -2;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  background: conic-gradient(from 210deg, var(--tiffany), var(--tiffany-deep), var(--champagne), var(--tiffany));
  box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.5), 0 8px 20px rgba(12, 24, 22, 0.2);
}

.brand-name {
  font-family: "Cormorant Garamond", serif;
  font-size: 18px;
  letter-spacing: 0.2em;
}

.brand-sub {
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}

.status-pill {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--stroke);
  font-size: 11px;
  color: var(--ink-soft);
  text-align: right;
  min-width: 160px;
}

.status-pill span:first-child {
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.08em;
}

.status-pill[data-status="capturing"] {
  background: rgba(129, 216, 208, 0.25);
  border-color: rgba(79, 183, 173, 0.4);
}

.status-pill[data-status="ready"] {
  background: rgba(255, 255, 255, 0.92);
}

.status-pill[data-status="error"] {
  background: rgba(200, 80, 80, 0.15);
  border-color: rgba(200, 80, 80, 0.35);
}

.stage {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 60vh;
  background: #0c1e1d;
  box-shadow: var(--shadow);
}

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

#camera {
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

#overlay {
  pointer-events: none;
}

.stage-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 27, 26, 0.25), rgba(13, 27, 26, 0) 40%, rgba(13, 27, 26, 0.2));
  z-index: 1;
}

.stage-guides {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
  pointer-events: none;
}

.guide-ring {
  width: min(70vw, 360px);
  height: min(70vw, 360px);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 0 40px rgba(129, 216, 208, 0.15);
}

.guide-grid {
  position: absolute;
  width: min(60vw, 300px);
  height: min(60vw, 300px);
  border-radius: 28px;
  border: 1px dashed rgba(255, 255, 255, 0.3);
}

.stage-hint {
  position: absolute;
  left: 50%;
  top: 14px;
  transform: translateX(-50%);
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(12, 24, 23, 0.65);
  color: #f1fbfa;
  font-size: 12px;
  letter-spacing: 0.05em;
  z-index: 3;
  max-width: min(92%, 420px);
  text-align: center;
}

.stage-controls {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 28px;
  z-index: 3;
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(12, 24, 23, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
}

.stage-controls .progress-bar {
  background: rgba(255, 255, 255, 0.2);
}

.stage-controls #progressText {
  color: rgba(241, 251, 250, 0.85);
}

.stage-controls .toggle {
  background: rgba(255, 255, 255, 0.9);
}

.stage-controls .toggle span {
  color: var(--ink-soft);
}

.stage-toggles {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.stage-toggles .toggle {
  background: rgba(255, 255, 255, 0.92);
}

.gate {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(10, 20, 18, 0.55);
  backdrop-filter: blur(8px);
  z-index: 4;
}

.gate-card {
  width: min(88%, 360px);
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.6);
  text-align: center;
  display: grid;
  gap: 12px;
}

.gate-title {
  font-weight: 600;
  letter-spacing: 0.08em;
}

.gate-text {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.panel {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.panel-header h1 {
  font-family: "Cormorant Garamond", serif;
  font-size: 24px;
  letter-spacing: 0.05em;
}

.panel-header p {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.stepper {
  display: grid;
  gap: 10px;
}

.step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(13, 27, 26, 0.08);
}

.step-index {
  font-family: "Cormorant Garamond", serif;
  font-size: 18px;
  color: var(--champagne);
  letter-spacing: 0.12em;
}

.step-title {
  font-weight: 600;
}

.step-text {
  font-size: 12px;
  color: var(--ink-soft);
}

.controls {
  display: grid;
  gap: 12px;
}

.duration {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.duration-btn {
  border: 1px solid rgba(13, 27, 26, 0.12);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  padding: 8px 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  cursor: pointer;
}

.duration-btn.is-active {
  background: var(--tiffany);
  color: var(--ink);
  border-color: rgba(79, 183, 173, 0.5);
  font-weight: 600;
}

.actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.btn {
  border: none;
  border-radius: 999px;
  padding: 10px 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn.primary {
  background: var(--ink);
  color: var(--ivory);
  box-shadow: 0 8px 18px rgba(13, 27, 26, 0.2);
}

.btn.secondary {
  background: var(--tiffany);
  color: var(--ink);
  box-shadow: 0 8px 18px rgba(79, 183, 173, 0.2);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(13, 27, 26, 0.2);
  color: var(--ink-soft);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.progress {
  display: grid;
  gap: 8px;
}

.progress-bar {
  height: 6px;
  background: rgba(13, 27, 26, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

#progressFill {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--tiffany), var(--champagne));
  border-radius: 999px;
  transition: width 0.2s ease;
}

#progressText {
  font-size: 12px;
  color: var(--ink-soft);
}

.toggle-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(13, 27, 26, 0.08);
  font-size: 12px;
  color: var(--ink-soft);
}

.toggle input {
  accent-color: var(--tiffany-deep);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.metric-card {
  background: var(--glass-strong);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(13, 27, 26, 0.08);
  padding: 12px;
  display: grid;
  gap: 6px;
  min-height: 96px;
}

.metric-label {
  font-size: 12px;
  color: var(--ink-soft);
}

.metric-value {
  font-size: 20px;
  font-weight: 600;
  font-family: "Cormorant Garamond", serif;
  letter-spacing: 0.08em;
}

.metric-sub {
  font-size: 11px;
  color: var(--ink-soft);
}

.metric-card[data-trend="up"] {
  border-color: rgba(79, 183, 173, 0.45);
  box-shadow: inset 0 0 0 1px rgba(79, 183, 173, 0.2);
}

.metric-card[data-trend="down"] {
  border-color: rgba(200, 167, 114, 0.45);
  box-shadow: inset 0 0 0 1px rgba(200, 167, 114, 0.2);
}

.insight {
  padding: 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(13, 27, 26, 0.1);
}

.insight-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.insight-text {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.7;
  white-space: pre-line;
}

@media (min-width: 820px) {
  .app {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    grid-template-rows: auto 1fr;
    gap: 20px;
    align-items: start;
  }

  .topbar {
    grid-column: 1 / -1;
  }

  .stage {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    min-height: calc(100vh - 120px);
  }

  .panel {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 380px) {
  .actions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .btn {
    padding: 9px 8px;
    font-size: 11px;
  }
}