/* ============================================================
   COMPONENTS — Buttons, Cards, Inputs, Tags, Upload zone,
                Frame list items, Layout cards, Color swatches
   ============================================================ */

/* ══════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 24px;
  font-family: var(--font-primary);
  font-size: var(--fs-label);
  font-weight: 500;
  border-radius: var(--radius-btn);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  min-height: 40px;
}

.btn:active { transform: scale(0.97); }

/* Primary CTA */
.btn--primary {
  background: var(--color-crimson);
  color: #fff;
  border-color: var(--color-crimson);
  box-shadow: var(--shadow-cta);
}
.btn--primary:hover {
  background: #B82020;
  border-color: #B82020;
  transform: scale(1.01);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  border-color: rgba(0,48,73,0.25);
  color: var(--color-navy);
}
.btn--ghost:hover {
  background: rgba(0,48,73,0.06);
  border-color: rgba(0,48,73,0.4);
}

/* Accent */
.btn--accent {
  background: var(--color-orange);
  color: #fff;
  border-color: var(--color-orange);
}
.btn--accent:hover {
  background: #E06E00;
  border-color: #E06E00;
  transform: scale(1.01);
}

/* Danger */
.btn--danger {
  background: transparent;
  border-color: rgba(214,40,40,0.3);
  color: var(--color-crimson);
}
.btn--danger:hover {
  background: rgba(214,40,40,0.06);
}

/* Small */
.btn--sm {
  padding: 6px 14px;
  font-size: var(--fs-caption);
  min-height: 32px;
}

/* Icon button */
.btn--icon {
  padding: 8px;
  border-radius: var(--radius-btn);
  background: transparent;
  border: none;
  color: var(--color-navy);
  min-height: 36px;
  width: 36px;
}
.btn--icon:hover { background: rgba(0,48,73,0.06); color: var(--color-orange); }

/* Circle add button */
.btn--circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  padding: 0;
  min-height: unset;
  font-size: 18px;
  line-height: 1;
  border: 1.5px solid var(--color-crimson);
  color: var(--color-crimson);
  background: #fff;
}
.btn--circle:hover {
  background: var(--color-crimson);
  color: #fff;
}

/* ══════════════════════════════════════════
   CARDS
   ══════════════════════════════════════════ */
.card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  border: var(--border-subtle);
  padding: var(--sp-md);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

/* ══════════════════════════════════════════
   INPUTS
   ══════════════════════════════════════════ */
input[type="text"],
input[type="number"],
select,
textarea {
  border: var(--border-medium);
  border-radius: var(--radius-btn);
  padding: 8px 12px;
  font-family: var(--font-secondary);
  font-size: 14px;
  color: var(--color-navy);
  background: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
  border-color: var(--color-crimson);
  box-shadow: 0 0 0 3px rgba(214, 40, 40, 0.1);
  outline: none;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--color-crimson);
  cursor: pointer;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23003049' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
  cursor: pointer;
}

.input-row {
  display: flex;
  gap: 6px;
}

.input-row input { flex: 1; }

.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ══════════════════════════════════════════
   TAGS / LABELS
   ══════════════════════════════════════════ */
.tag {
  display: inline-flex;
  align-items: center;
  background: var(--color-sand);
  color: var(--color-navy);
  font-family: var(--font-secondary);
  font-size: var(--fs-tooltip);
  font-weight: 500;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}
.tag--style { background: rgba(247,127,0,0.15); color: var(--color-orange); }
.tag--active { background: rgba(214,40,40,0.1); color: var(--color-crimson); }

/* ══════════════════════════════════════════
   UPLOAD ZONE
   ══════════════════════════════════════════ */
.upload-zone {
  border: 2px dashed rgba(0,48,73,0.2);
  border-radius: var(--radius-card);
  padding: var(--sp-md) var(--sp-sm);
  text-align: center;
  cursor: pointer;
  position: relative;
  background: var(--surface-panel);
  transition: border-color var(--transition-normal), background var(--transition-normal);
}

.upload-zone:hover,
.upload-zone.dragging {
  border-color: var(--color-crimson);
  background: rgba(214,40,40,0.03);
}

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
  border: none;
  padding: 0;
}

.upload-zone__icon {
  font-size: 28px;
  margin-bottom: 8px;
  opacity: 0.5;
}

.upload-zone__text {
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.upload-zone__text strong {
  color: var(--color-crimson);
}

.upload-zone__sub {
  font-size: var(--fs-tooltip);
  color: var(--color-text-caption);
  margin-top: 4px;
}

/* ── Group photo reference upload zone ── */
.upload-zone--reference {
  border-color: rgba(247,127,0,0.4);
  background: rgba(246,189,96,0.08);
}
.upload-zone--reference:hover,
.upload-zone--reference.dragging {
  border-color: var(--color-orange);
  background: rgba(247,127,0,0.05);
}

/* When a reference photo is loaded — collapse the zone around the preview */
.upload-zone--reference.has-photo .upload-zone__icon,
.upload-zone--reference.has-photo .upload-zone__text,
.upload-zone--reference.has-photo .upload-zone__sub {
  display: none;
}
.upload-zone--reference.has-photo {
  padding: 6px;
}
.upload-zone--reference.has-photo #refSidebarPreview {
  display: block !important;
}

/* ══════════════════════════════════════════
   FRAME LIST ITEMS
   ══════════════════════════════════════════ */
.frame-item {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  padding: 6px 8px;
  border-radius: 10px;
  border: 1px solid transparent;
  margin-bottom: 4px;
  cursor: default;
  transition: background var(--transition-fast);
  position: relative;
}

.frame-item:hover { background: var(--surface-panel); }

.frame-item.processing { opacity: 0.7; }

.frame-thumb-wrap {
  position: relative;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.frame-thumb {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 6px;
  border: var(--border-light);
  background: var(--surface-panel);
  display: block;
}

.frame-thumb--placeholder {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  border: var(--border-light);
  background: linear-gradient(135deg, #f0ede8, #ddd9d2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.frame-thumb__spinner {
  position: absolute;
  inset: 0;
  border-radius: 6px;
  background: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
}

.frame-meta {
  flex: 1;
  overflow: hidden;
}

.frame-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-navy);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.frame-dims {
  font-size: 10px;
  font-family: var(--font-secondary);
  color: var(--color-text-caption);
  margin-top: 1px;
}

.frame-status {
  font-size: 10px;
  font-family: var(--font-secondary);
  color: var(--color-orange);
}

.frame-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.frame-item:hover .frame-actions { opacity: 1; }

/* ══════════════════════════════════════════
   LAYOUT CARDS (template thumbnails)
   ══════════════════════════════════════════ */
.layout-card {
  border: 1.5px solid rgba(0,48,73,0.1);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  overflow: hidden;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.layout-card:hover {
  border-color: var(--color-crimson);
  transform: translateY(-1px);
  box-shadow: var(--shadow-card);
}

.layout-card.active {
  border-color: var(--color-crimson);
  box-shadow: 0 0 0 3px rgba(214,40,40,0.1);
}

.layout-card canvas {
  display: block;
  width: 100%;
  height: auto;
}

.layout-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  background: var(--surface-panel);
  border-top: var(--border-subtle);
  padding: 4px 8px;
}

.layout-card__name {
  font-size: 11px;
  font-family: var(--font-secondary);
  color: var(--color-text-muted);
}

.layout-card__tag {
  font-size: 9px;
  padding: 2px 6px;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════
   COLOR SWATCHES
   ══════════════════════════════════════════ */
.color-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid rgba(0,48,73,0.12);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
}

.swatch:hover { transform: scale(1.2); }

.swatch.active {
  border-color: var(--color-crimson);
  box-shadow: 0 0 0 2px rgba(214,40,40,0.25);
}

/* "No color" swatch — checkerboard to indicate transparency */
.swatch--none {
  background: repeating-conic-gradient(#ccc 0% 25%, #fff 0% 50%) 0 0 / 8px 8px !important;
  position: relative;
}
.swatch--none::after {
  content: '×';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #999;
  line-height: 1;
}

/* ══════════════════════════════════════════
   EMPTY STATES
   ══════════════════════════════════════════ */
.empty-state {
  text-align: center;
  padding: var(--sp-lg) var(--sp-sm);
  color: var(--color-text-caption);
}

.empty-state__icon {
  font-size: 32px;
  margin-bottom: var(--sp-xs);
  opacity: 0.4;
}

.empty-state__text {
  font-size: var(--fs-caption);
  font-family: var(--font-secondary);
  line-height: 1.7;
}

/* ══════════════════════════════════════════
   TOAST / NOTIFICATION
   ══════════════════════════════════════════ */
.toast-container {
  position: fixed;
  bottom: var(--sp-md);
  right: var(--sp-md);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  pointer-events: none;
}

.toast {
  background: var(--color-navy);
  color: white;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  font-size: var(--fs-caption);
  font-family: var(--font-secondary);
  box-shadow: 0 4px 20px rgba(0,0,0,0.18);
  animation: toastIn 0.25s ease-out, toastOut 0.3s ease-in 2.7s forwards;
  pointer-events: auto;
}

.toast--success {
  background: #1a6b3a;
  font-size: 15px;
  padding: 14px 22px;
  box-shadow: 0 8px 32px rgba(26,107,58,0.35);
  animation: toastIn 0.3s cubic-bezier(0.34,1.56,0.64,1), toastOut 0.3s ease-in 3.7s forwards;
}
.toast--error   { background: var(--color-crimson); }
.toast--info    { background: var(--color-navy); }

/* ══════════════════════════════════════════
   SPINNER
   ══════════════════════════════════════════ */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(214,40,40,0.2);
  border-top-color: var(--color-crimson);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════
   REFERENCE PHOTO PANEL
   ══════════════════════════════════════════ */
.ref-photo-panel {
  position: relative;
  background: var(--surface-panel);
  border-radius: 10px;
  overflow: hidden;
  border: var(--border-light);
}

.ref-photo-panel img,
.ref-photo-panel canvas {
  width: 100%;
  display: block;
  border-radius: 10px;
}

.ref-photo-hint {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,48,73,0.8);
  color: white;
  font-size: 11px;
  font-family: var(--font-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  backdrop-filter: blur(4px);
}

/* ══════════════════════════════════════════
   SELECTION BADGE
   ══════════════════════════════════════════ */
.sel-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-caption);
  font-weight: 500;
  color: var(--color-crimson);
  background: rgba(214,40,40,0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

/* ══════════════════════════════════════════
   PROGRESS BAR
   ══════════════════════════════════════════ */
.progress-bar {
  height: 3px;
  background: rgba(0,48,73,0.08);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: var(--color-crimson);
  border-radius: 999px;
  transition: width 0.4s ease;
}

/* ══════════════════════════════════════════
   WALL THEME PICKER
   ══════════════════════════════════════════ */
.wall-theme-list {
  display: flex;
  gap: 6px;
}

.wall-theme-btn {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid rgba(0,48,73,0.15);
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
  padding: 0;
}

.wall-theme-btn:hover,
.wall-theme-btn.active {
  border-color: var(--color-crimson);
  transform: scale(1.15);
  box-shadow: 0 0 0 2px rgba(214,40,40,0.2);
}

/* ── Custom wall color picker ── */
.wall-custom-color {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 4px;
}

.wall-custom-color input[type="color"] {
  width: 24px;
  height: 24px;
  padding: 0;
  border: 2px solid rgba(0,48,73,0.15);
  border-radius: 50%;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  overflow: hidden;
}
.wall-custom-color input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.wall-custom-color input[type="color"]::-webkit-color-swatch { border: none; border-radius: 50%; }

.wall-custom-color input[type="text"] {
  width: 58px;
  font-size: 11px;
  padding: 3px 6px;
  border: 1px solid rgba(0,48,73,0.2);
  border-radius: 6px;
  font-family: monospace;
  color: var(--color-navy);
  background: transparent;
}
.wall-custom-color input[type="text"]:focus {
  outline: none;
  border-color: var(--color-navy);
}

/* ── Frame style picker ── */
.frame-style-picker {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.frame-style-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 4px 5px 5px;
  border: 1.5px solid rgba(0,48,73,0.15);
  border-radius: 7px;
  background: transparent;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  font-size: 9px;
  color: var(--color-text-caption);
  font-family: var(--font-secondary);
  min-width: 46px;
}
.frame-style-btn:hover   { background: rgba(0,48,73,0.04); }
.frame-style-btn.active  {
  border-color: var(--color-crimson);
  background: rgba(214,40,40,0.05);
  color: var(--color-crimson);
}

/* Small frame preview thumbnails */
.frame-style-preview {
  width: 36px;
  height: 28px;
  border-radius: 2px;
  position: relative;
}
/* -- flat: simple solid border */
.frame-style-preview--flat {
  background: #ddd;
  box-shadow: inset 0 0 0 5px #ccc;
}
/* -- bevel: gradient to simulate chamfer */
.frame-style-preview--bevel {
  background: linear-gradient(145deg, #e8e0d0 0%, #c8b890 45%, #8a7040 100%);
}
/* -- baroque: repeating diagonal gold hatching */
.frame-style-preview--baroque {
  background: repeating-linear-gradient(45deg,#f0d080 0px,#c9a84c 3px,#8a6020 5px,#c9a84c 8px,#f0d080 11px);
  box-shadow: inset 0 0 0 3px #8a6020;
}
/* -- raised: stepped white moulding */
.frame-style-preview--raised {
  background: #f0eeec;
  box-shadow: inset 2px 2px 0 #fff, inset -2px -2px 0 #ccc, inset 4px 4px 0 rgba(255,255,255,.5), inset -4px -4px 0 rgba(0,0,0,.08);
}
/* -- wood: oak grain stripes */
.frame-style-preview--wood {
  background: repeating-linear-gradient(91deg,#c8a46e 0px,#dab87c 1px,#c4954a 3px,#c8a46e 5px,#e0c090 7px,#b8883c 9px,#c8a46e 11px,#dab87c 13px);
}

/* ════════════════════════════════════════════
   WELCOME MODAL
   ════════════════════════════════════════════ */
.welcome-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 48, 73, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.welcome-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

.welcome-card {
  position: relative;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 24px 64px rgba(0, 48, 73, 0.22);
  padding: 48px 44px 40px;
  max-width: 440px;
  width: 100%;
  overflow: hidden;
  transform: translateY(12px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.welcome-overlay.visible .welcome-card {
  transform: translateY(0) scale(1);
}

/* Subtle grid background */
.welcome-card__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 48, 73, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 48, 73, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.welcome-card__close {
  position: absolute;
  top: 14px;
  right: 14px;
  opacity: 0.45;
  z-index: 1;
  transition: opacity 0.15s;
}
.welcome-card__close:hover { opacity: 1; }

.welcome-card__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.welcome-card__logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.welcome-card__brand-name {
  font-size: 26px;
  color: var(--color-navy);
}

.welcome-card__tagline {
  font-family: var(--font-primary);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.welcome-card__body {
  font-family: var(--font-primary);
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-navy);
  opacity: 0.8;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.welcome-card__cta {
  width: 100%;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  padding: 11px 20px;
  position: relative;
  z-index: 1;
}

/* ════════════════════════════════════════════
   TOUR OVERLAY + TOOLTIP
   ════════════════════════════════════════════ */
.tour-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 48, 73, 0.48);
  z-index: 1100;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.tour-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

/* Highlighted element punches through overlay */
.tour-highlight {
  position: relative;
  z-index: 1101 !important;
  border-radius: 6px;
  box-shadow: 0 0 0 4px rgba(247, 127, 0, 0.55), 0 0 0 8px rgba(247, 127, 0, 0.18);
  transition: box-shadow 0.25s ease;
  cursor: pointer;
}

.tour-highlight:hover {
  box-shadow: 0 0 0 4px rgba(247, 127, 0, 0.75), 0 0 0 12px rgba(247, 127, 0, 0.22);
}

/* Tooltip card */
.tour-tooltip {
  position: fixed;
  z-index: 1102;
  width: 280px;
  background: #fff;
  border-radius: 14px;
  padding: 18px 18px 14px;
  box-shadow: 0 12px 40px rgba(0, 48, 73, 0.22);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.34, 1.3, 0.64, 1);
  pointer-events: all;
}

.tour-tooltip--visible {
  opacity: 1;
  transform: translateY(0);
}

.tour-tooltip__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.tour-tooltip__title {
  font-family: var(--font-primary);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.35;
  flex: 1;
}

.tour-tooltip__progress {
  font-size: 10px;
  font-family: var(--font-primary);
  color: var(--color-text-caption);
  white-space: nowrap;
  padding-top: 2px;
}

.tour-tooltip__body {
  font-family: var(--font-primary);
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-navy);
  opacity: 0.75;
  margin-bottom: 14px;
}

.tour-tooltip__actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

.tour-tooltip__close {
  font-size: 11px;
  opacity: 0.65;
}
.tour-tooltip__close:hover { opacity: 1; }

.tour-tooltip__next {
  font-size: 11px;
  padding: 5px 12px;
}