@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Variables ─────────────────────────────────────────────────── */
.ofa-widget {
  --g:   #C9A96E;  --gl: #E8D5B0;
  --acc: #4FC3C3;  --ok: #5EC98A;
  --err: #E05555;  --wrn: #E0A040;
  --bg:  #0E0D0C;  --bg2: #1A1816;  --bg3: #252320;
  --bdr: rgba(255,255,255,0.07);
  --txt: #EAE6DE;  --dim: #8A8680;  --mid: #3A3835;

  font-family: 'DM Sans', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  background: var(--bg);
  color: var(--txt);
  border: 1px solid rgba(201,169,110,0.14);
  border-radius: 20px;
  overflow: hidden;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: 0 28px 90px rgba(0,0,0,0.65);
  box-sizing: border-box;
}
.ofa-widget *, .ofa-widget *::before, .ofa-widget *::after { box-sizing: border-box; }

.ofa-widget.ofa-theme-light {
  --bg:#FAFAF8; --bg2:#F2F0ED; --bg3:#E8E5E0;
  --bdr:rgba(0,0,0,0.07); --txt:#1A1816; --dim:#706C68; --mid:#C0BCB8;
  box-shadow: 0 12px 48px rgba(0,0,0,0.12);
}

/* ── Mode bar ──────────────────────────────────────────────────── */
.ofa-mode-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: var(--bg);
  border-bottom: 1px solid var(--bdr);
  gap: 12px;
  flex-wrap: wrap;
}

.ofa-mode-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  color: var(--gl);
  font-weight: 500;
  letter-spacing: 0.03em;
}
.ofa-mode-brand svg { width: 20px; height: 20px; fill: var(--g); }

.ofa-mode-tabs { display: flex; gap: 6px; flex-wrap: wrap; }

.ofa-mode-tab {
  background: transparent;
  border: 1px solid var(--mid);
  color: var(--dim);
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  letter-spacing: 0.02em;
}
.ofa-mode-tab.active { border-color: var(--g); color: var(--gl); background: rgba(201,169,110,0.08); }
.ofa-mode-tab:hover  { border-color: var(--g); color: var(--gl); }

/* ── Mode panels ───────────────────────────────────────────────── */
.ofa-mode { display: none; padding: 20px; }
.ofa-mode.active { display: block; }

/* ══════════════════════════════════════════════
   MODE 1 — MEASURE
═══════════════════════════════════════════════ */
.ofa-measure-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 18px;
}

/* Drop zone */
.ofa-drop-zone {
  background: var(--bg2);
  border: 2px dashed var(--mid);
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  min-height: 340px;
  transition: border-color 0.2s;
}
.ofa-drop-zone.dragover { border-color: var(--g); background: rgba(201,169,110,0.05); }
.ofa-drop-zone.has-image { border-style: solid; border-color: var(--bdr); }

.ofa-drop-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  text-align: center;
  min-height: 340px;
}
.ofa-drop-icon { font-size: 44px; margin-bottom: 12px; opacity: 0.6; }
.ofa-drop-inner h3 { font-family: 'Cormorant Garamond',serif; font-size: 18px; color: var(--gl); font-weight: 400; margin: 0 0 8px; }
.ofa-drop-inner p  { font-size: 13px; color: var(--dim); margin: 0 0 18px; line-height: 1.5; max-width: 280px; }

.ofa-drop-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

.ofa-tip-small { font-size: 11px; color: var(--mid); margin-top: 14px !important; }

/* Measurement canvas */
#ofa-measure-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

#ofa-cam-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}

/* Calibration bar */
.ofa-calib-bar {
  background: var(--bg3);
  border-top: 1px solid var(--bdr);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.ofa-calib-item { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 200px; }
.ofa-calib-item label { font-size: 11px; color: var(--dim); white-space: nowrap; }
.ofa-calib-item span  { font-size: 12px; color: var(--gl); min-width: 60px; }

/* Sidebar cards */
.ofa-guide-card {
  background: var(--bg2);
  border: 1px solid var(--bdr);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 12px;
}
.ofa-guide-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dim);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.ofa-guide-title::before { content:''; width:3px; height:10px; background:var(--g); border-radius:2px; }

.ofa-guide-list { padding-left: 16px; margin: 0; }
.ofa-guide-list li { font-size: 12px; color: var(--dim); line-height: 1.6; margin-bottom: 4px; }
.ofa-guide-list li strong { color: var(--txt); }

.ofa-schema-card { padding: 12px; }
.ofa-schema-svg  { width: 100%; height: auto; display: block; }

/* Manual adjust */
.ofa-manual-adjust { background: var(--bg2); border: 1px solid var(--bdr); border-radius: 12px; padding: 14px; }
.ofa-adj-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.ofa-adj-row label { font-size: 11px; color: var(--dim); min-width: 90px; }
.ofa-adj-row input { flex: 1; }
.ofa-adj-val { font-size: 11px; color: var(--gl); min-width: 40px; text-align: right; }

/* ══════════════════════════════════════════════
   MODE 2 — TRY-ON
═══════════════════════════════════════════════ */
.ofa-tryon-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 18px;
}

.ofa-tryon-viewport {
  position: relative;
  background: #000;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 4/3;
  border: 1px solid var(--bdr);
}

#ofa-tryon-video {
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  display: block;
}

#ofa-tryon-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  transform: scaleX(-1);
  pointer-events: none;
}

.ofa-tryon-controls {
  position: absolute;
  top: 10px; right: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ofa-tryon-ctrl {
  width: 36px; height: 36px;
  background: rgba(10,9,8,0.75);
  border: none; border-radius: 50%;
  font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.2s;
}
.ofa-tryon-ctrl:hover { background: rgba(201,169,110,0.3); }

.ofa-tryon-status {
  position: absolute;
  bottom: 10px; left: 50%;
  transform: translateX(-50%);
  background: rgba(10,9,8,0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 12px;
  display: flex; align-items: center; gap: 7px;
  white-space: nowrap;
}

.ofa-tryon-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--err);
  flex-shrink: 0;
}
.ofa-tryon-dot.ok   { background: var(--ok);  animation: ofa-blink 1.2s ease infinite; }
.ofa-tryon-dot.warn { background: var(--wrn); }

@keyframes ofa-blink { 0%,100%{opacity:1} 50%{opacity:0.3} }

.ofa-tracking-quality {
  position: absolute;
  top: 10px; left: 10px;
  background: rgba(10,9,8,0.75);
  border-radius: 8px;
  padding: 6px 10px;
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--dim);
}
.ofa-tq-bar  { width: 60px; height: 4px; background: var(--mid); border-radius: 2px; overflow: hidden; }
.ofa-tq-fill { height: 100%; background: var(--ok); border-radius: 2px; width: 0%; transition: width 0.3s; }

.ofa-tryon-overlay-info {
  position: absolute;
  bottom: 44px; left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  white-space: nowrap;
  background: rgba(0,0,0,0.5);
  padding: 4px 10px;
  border-radius: 10px;
}

/* Tryon sidebar */
.ofa-tryon-side { display: flex; flex-direction: column; gap: 12px; }

.ofa-panel-section {
  background: var(--bg2);
  border: 1px solid var(--bdr);
  border-radius: 10px;
  padding: 14px;
}
.ofa-panel-title {
  font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--dim);
  margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}
.ofa-panel-title::before { content:''; width:3px; height:10px; background:var(--g); border-radius:2px; }

.ofa-frame-styles { display: flex; flex-wrap: wrap; gap: 6px; }
.ofa-style-btn {
  background: var(--bg3); border: 1px solid var(--mid);
  color: var(--dim); padding: 6px 10px; border-radius: 6px;
  font-size: 11px; font-family: 'DM Sans',sans-serif;
  cursor: pointer; transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}
.ofa-style-btn.active { border-color: var(--g); color: var(--gl); background: rgba(201,169,110,0.1); }

.ofa-color-swatches { display: flex; gap: 8px; align-items: center; }
.ofa-swatch {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s;
}
.ofa-swatch.active { border-color: var(--g); transform: scale(1.2); }

.ofa-live-measure-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 5px 0;
  border-bottom: 1px solid var(--bdr);
  font-size: 12px; color: var(--dim);
}
.ofa-live-measure-row:last-child { border-bottom: none; }
.ofa-live-val { color: var(--txt); font-weight: 500; font-variant-numeric: tabular-nums; }
.ofa-live-size { color: var(--g); }

.ofa-tryon-start-btn { width: 100%; justify-content: center; margin-top: auto; }

/* ══════════════════════════════════════════════
   MODE 3 — RESULTS
═══════════════════════════════════════════════ */
.ofa-results-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.ofa-results-heading {
  font-family: 'Cormorant Garamond',serif;
  font-size: 18px; font-weight: 400;
  color: var(--gl); margin: 0 0 14px;
}

.ofa-size-badge {
  background: linear-gradient(135deg, rgba(201,169,110,0.15), rgba(201,169,110,0.05));
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.ofa-size-num {
  font-family: 'Cormorant Garamond',serif;
  font-size: 28px; color: var(--g); font-weight: 500;
}
.ofa-size-label { font-size: 11px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.06em; }

.ofa-measure-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.ofa-mcard {
  background: var(--bg2);
  border: 1px solid var(--bdr);
  border-left: 3px solid var(--g);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ofa-mc-lw  { border-left-color: var(--acc); }
.ofa-mc-lh  { border-left-color: var(--ok); }
.ofa-mc-br  { border-left-color: var(--wrn); }
.ofa-mc-tp  { border-left-color: var(--dim); }
.ofa-mc-tw  { border-left-color: var(--g); }
.ofa-mc-full { grid-column: 1 / -1; }

.ofa-mc-icon { font-size: 16px; opacity: 0.7; flex-shrink: 0; }
.ofa-mc-info { display: flex; flex-direction: column; gap: 1px; }
.ofa-mc-name { font-size: 11px; color: var(--dim); }
.ofa-mc-val  { font-family: 'Cormorant Garamond',serif; font-size: 20px; color: var(--txt); }

.ofa-conf-row {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--dim); margin-bottom: 14px;
}
.ofa-conf-track { flex:1; height:4px; background:var(--mid); border-radius:2px; overflow:hidden; }
.ofa-conf-fill  { height:100%; background:var(--ok); border-radius:2px; width:0%; transition:width 1s ease; }
.ofa-conf-pct   { font-size:12px; color:var(--ok); font-weight:500; min-width:32px; }

.ofa-result-actions { display: flex; gap: 10px; }
.ofa-result-actions .ofa-btn-primary { flex:1; justify-content:center; }

.ofa-saved-ok {
  background: rgba(94,201,138,0.1);
  border: 1px solid rgba(94,201,138,0.3);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--ok);
  margin-top: 10px;
  text-align: center;
}

/* Product grid */
.ofa-matching-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.ofa-matching-header h3 {
  font-family: 'Cormorant Garamond',serif;
  font-size: 18px; font-weight: 400; color: var(--gl); margin: 0;
}
.ofa-match-count {
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.2);
  color: var(--g);
  font-size: 11px; padding: 3px 10px;
  border-radius: 20px;
}

.ofa-product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  max-height: 380px;
  overflow-y: auto;
  padding-right: 4px;
}
.ofa-product-grid::-webkit-scrollbar { width: 4px; }
.ofa-product-grid::-webkit-scrollbar-track { background: var(--bg2); }
.ofa-product-grid::-webkit-scrollbar-thumb { background: var(--mid); border-radius: 2px; }

.ofa-product-card {
  background: var(--bg2);
  border: 1px solid var(--bdr);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.2s;
  text-decoration: none;
  display: block;
}
.ofa-product-card:hover { border-color: var(--g); }

.ofa-product-img {
  width: 100%; aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--bg3);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: var(--mid);
}
.ofa-product-img img { width: 100%; height: 100%; object-fit: cover; }

.ofa-product-info { padding: 10px; }
.ofa-product-name { font-size: 12px; color: var(--txt); margin-bottom: 4px; line-height: 1.3; }
.ofa-product-size { font-size: 10px; color: var(--dim); margin-bottom: 4px; }
.ofa-product-price { font-size: 13px; color: var(--g); font-weight: 500; }
.ofa-product-badge {
  display: inline-block;
  background: rgba(94,201,138,0.12);
  border: 1px solid rgba(94,201,138,0.2);
  color: var(--ok);
  font-size: 9px; padding: 2px 6px;
  border-radius: 4px; margin-top: 4px;
  text-transform: uppercase; letter-spacing: 0.05em;
}

.ofa-loading-products {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: center;
  gap: 10px; padding: 32px;
  font-size: 13px; color: var(--dim);
}

.ofa-match-note {
  font-size: 11px; color: var(--dim);
  text-align: center; margin-top: 10px;
  padding: 8px;
  background: rgba(224,160,64,0.08);
  border-radius: 6px;
}

/* ── Shared buttons ─────────────────────────────────────────────── */
.ofa-btn-primary {
  background: linear-gradient(135deg, var(--g), #9a6828);
  color: #0D0D0D;
  border: none;
  padding: 12px 22px;
  border-radius: 10px;
  font-family: 'DM Sans',sans-serif;
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 7px;
  transition: all 0.2s;
  letter-spacing: 0.02em;
  -webkit-tap-highlight-color: transparent;
}
.ofa-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(201,169,110,0.3); }

.ofa-btn-secondary {
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--mid);
  padding: 11px 18px;
  border-radius: 10px;
  font-family: 'DM Sans',sans-serif;
  font-size: 13px; cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}
.ofa-btn-secondary:hover { border-color: var(--g); color: var(--gl); }

.ofa-btn-analyze {
  background: rgba(79,195,195,0.12);
  border: 1px solid rgba(79,195,195,0.3);
  color: var(--acc);
  padding: 10px 18px;
  border-radius: 8px;
  font-family: 'DM Sans',sans-serif;
  font-size: 13px; cursor: pointer;
  transition: all 0.2s; white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.ofa-btn-analyze:hover { background: rgba(79,195,195,0.2); }

/* Sliders */
.ofa-slider-base, input[type=range].ofa-adj-slider,
#ofa-calib-slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 4px;
  background: var(--mid); border-radius: 2px;
  outline: none; cursor: pointer;
}
input[type=range]::-webkit-slider-thumb,
#ofa-calib-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--g);
  border: 2px solid var(--bg);
  cursor: pointer;
}

/* Spinners */
.ofa-spinner-sm {
  width: 18px; height: 18px;
  border: 2px solid rgba(201,169,110,0.15);
  border-top-color: var(--g);
  border-radius: 50%;
  animation: ofa-spin 0.7s linear infinite;
}
@keyframes ofa-spin { to { transform: rotate(360deg); } }

/* ── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .ofa-measure-layout { grid-template-columns: 1fr; }
  .ofa-tryon-layout   { grid-template-columns: 1fr; }
  .ofa-results-layout { grid-template-columns: 1fr; }
  .ofa-measure-side   { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .ofa-tryon-viewport { aspect-ratio: 3/4; }
  #ofa-tryon-video    { transform: scaleX(-1); }
  .ofa-tryon-start-btn { margin-top: 0; }
}

@media (max-width: 480px) {
  .ofa-mode { padding: 14px; }
  .ofa-mode-bar { padding: 10px 14px; }
  .ofa-measure-side { grid-template-columns: 1fr; }
  .ofa-measure-grid { grid-template-columns: 1fr; }
  .ofa-product-grid { grid-template-columns: 1fr; }
  .ofa-mode-brand span { display: none; }
  .ofa-drop-inner { padding: 20px 14px; min-height: 260px; }
}