@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg-deep: #060606;
  --bg-panel: rgba(14, 12, 10, 0.92);
  --bg-card: rgba(18, 16, 14, 0.85);
  --border: rgba(201, 169, 98, 0.12);
  --border-hover: rgba(201, 169, 98, 0.28);
  --gold: #c9a962;
  --gold-light: #e8d5a8;
  --gold-dim: rgba(201, 169, 98, 0.45);
  --text: #f0ebe3;
  --text-muted: #8a8278;
  --text-dim: #5c564e;
  --accent-warm: #d4a574;
  --success: #6b9e7a;
  --warning: #c9a04a;
  --danger: #c45c5c;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

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

html { font-size: 15px; }

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(201, 169, 98, 0.06), transparent),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(120, 80, 40, 0.04), transparent);
  pointer-events: none;
  z-index: 0;
}

::selection { background: var(--gold); color: #0a0a0a; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(201, 169, 98, 0.2); border-radius: 99px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(6, 6, 6, 0.88);
  backdrop-filter: blur(20px);
  padding: 0.85rem 1.5rem;
}

.header-inner {
  max-width: 1680px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--gold);
  background: linear-gradient(135deg, rgba(201,169,98,0.08), transparent);
}

.brand h1 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.1;
}

.brand h1 span { color: var(--gold); }

.brand p {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
}

.header-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--gold-dim);
  border: 1px solid var(--border);
  padding: 0.35rem 0.75rem;
  border-radius: 99px;
  letter-spacing: 0.06em;
}

/* Layout */
.app-main {
  position: relative;
  z-index: 1;
  max-width: 1680px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 2rem;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1.25rem;
  min-height: calc(100vh - 130px);
}

@media (max-width: 1200px) {
  .app-main {
    grid-template-columns: 1fr;
  }
}

/* Panels */
.controls-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
  padding-right: 4px;
}

.preview-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 600px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  backdrop-filter: blur(12px);
  transition: border-color 0.25s;
}

.card:hover { border-color: var(--border-hover); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title .step {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.card-unit {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* Body part selector */
.part-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.part-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0.55rem 0.35rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-body);
  font-size: 0.68rem;
}

.part-btn:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.part-btn.active {
  border-color: var(--gold);
  background: rgba(201, 169, 98, 0.08);
  color: var(--gold-light);
}

.part-icon { font-size: 0.9rem; }

/* Sliders */
.slider-group { margin-bottom: 0.9rem; }

.slider-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.slider-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gold);
  font-weight: 500;
}

.slider-hint {
  display: flex;
  justify-content: space-between;
  font-size: 0.62rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 99px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(201, 169, 98, 0.5);
  cursor: pointer;
  transition: transform 0.15s;
}

input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }

.slider-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

/* Upload */
.upload-zone {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}

.upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(0,0,0,0.2);
  min-height: 72px;
}

.upload-label:hover {
  border-color: var(--gold);
  background: rgba(201, 169, 98, 0.04);
}

.upload-label svg { width: 20px; height: 20px; color: var(--text-dim); margin-bottom: 0.3rem; }
.upload-label span { font-size: 0.68rem; color: var(--text-muted); text-align: center; }
.upload-label input { display: none; }

.templates-box {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.55rem;
}

.templates-label {
  font-size: 0.62rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}

.template-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
}

.tpl-btn {
  padding: 0.35rem 0.5rem;
  font-size: 0.65rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-body);
}

.tpl-btn:hover {
  border-color: var(--gold);
  color: var(--gold-light);
}

/* Metrics */
.metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
}

.metric-box {
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
}

.metric-label {
  font-size: 0.58rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text);
  margin-top: 0.15rem;
}

.metric-unit { font-size: 0.65rem; color: var(--text-muted); }

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.75rem;
}

.metric-row:last-child { border-bottom: none; }

.metric-risk { font-weight: 500; font-size: 0.72rem; }
.risk-low { color: var(--success); }
.risk-medium { color: var(--warning); }
.risk-high { color: #d4845c; }
.risk-critical { color: var(--danger); }

.price-box {
  margin-top: 0.75rem;
  padding: 0.85rem;
  background: linear-gradient(135deg, rgba(201,169,98,0.08), rgba(0,0,0,0.3));
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.price-label {
  font-size: 0.62rem;
  color: var(--gold-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.price-value {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--gold);
  font-weight: 500;
}

.select-input, .num-input {
  width: 100%;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem 0.55rem;
  color: var(--text);
  font-size: 0.72rem;
  font-family: var(--font-body);
  outline: none;
}

.select-input:focus, .num-input:focus { border-color: var(--gold); }

/* Preview */
.preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
}

.preview-hint {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.hint-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.camera-btns {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.cam-btn {
  padding: 0.3rem 0.6rem;
  font-size: 0.65rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-body);
}

.cam-btn:hover { border-color: var(--gold); color: var(--gold-light); }

.canvas-wrap {
  flex: 1;
  position: relative;
  background: #080808;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 520px;
  box-shadow: var(--shadow);
}

#three-container {
  width: 100%;
  height: 100%;
  min-height: 520px;
}

.canvas-overlay-tl {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.overlay-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.65rem;
  background: rgba(10,10,10,0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.65rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-body);
}

.overlay-btn:hover { border-color: var(--gold); }

.status-on { color: var(--success); }
.status-off { color: var(--danger); }

.skin-tones {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.55rem;
  background: rgba(10,10,10,0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.skin-tones span {
  font-size: 0.58rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 0.2rem;
}

.skin-btn {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
}

.skin-btn.active, .skin-btn:hover {
  border-color: var(--gold);
  transform: scale(1.15);
}

.legend-panel {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  z-index: 10;
  background: rgba(10,10,10,0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  pointer-events: none;
  min-width: 190px;
}

.legend-title {
  color: var(--gold);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.35rem;
  margin-bottom: 0.35rem;
  font-size: 0.65rem;
  letter-spacing: 0.05em;
}

.legend-row {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.15rem 0;
}

.legend-row span:last-child { color: var(--gold-dim); }

.canvas-loader {
  position: absolute;
  inset: 0;
  z-index: 20;
  background: rgba(6,6,6,0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.canvas-loader.hidden { display: none; }

.loader-ring {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loader-text {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.preview-note {
  padding: 0.7rem 0.9rem;
  background: rgba(201,169,98,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.preview-note strong { color: var(--gold-dim); font-weight: 500; }

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 0.85rem 1.5rem;
  text-align: center;
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.test-status {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.4rem 1rem;
  border-radius: 99px;
  backdrop-filter: blur(10px);
}

.test-status.hidden { display: none; }
.test-pass {
  background: rgba(107, 158, 122, 0.15);
  border: 1px solid rgba(107, 158, 122, 0.35);
  color: var(--success);
}
.test-fail {
  background: rgba(196, 92, 92, 0.15);
  border: 1px solid rgba(196, 92, 92, 0.35);
  color: var(--danger);
}

@media (max-width: 1200px) {
  .controls-panel { max-height: none; }
  .preview-panel { min-height: 480px; }
  #three-container { min-height: 480px; }
  .part-selector { grid-template-columns: repeat(2, 1fr); }
}