/* ═══════════════════════════════════════════════════════════════════════════
   Vinage — Mobile-first Wine Cellar App
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --burgundy:    #6B2737;
  --burgundy-dk: #4A1A25;
  --burgundy-lt: #9B3A4F;
  --gold:        #C8913A;
  --gold-lt:     #E8B86D;
  --cream:       #FAF6F0;
  --cream-dk:    #F0E8DC;
  --brown:       #3D1F0F;
  --brown-md:    #7A4F38;
  --text:        #2C1810;
  --text-md:     #5C3D2E;
  --text-lt:     #9A7B6E;
  --white:       #FFFFFF;
  --shadow:      rgba(44,24,16,.14);
  --shadow-md:   rgba(44,24,16,.22);
  --red-wine:    #7B1A2E;
  --white-wine:  #E8D5A0;
  --rose-wine:   #E8A0A8;
  --sparkling:   #C8D8A8;
  --dessert:     #D4A030;
  --fortified:   #8B4513;
  --nav-h:       64px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --radius:      14px;
  --radius-sm:   8px;
  --transition:  .18s ease;
  --slot-w:      36px;
  --slot-h:      56px;
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--cream);
  color: var(--text);
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
input, textarea, select, button { font-family: inherit; font-size: 1rem; }
button { cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
ul { list-style: none; }

/* ── Layout shell ───────────────────────────────────────────────────────────── */
#app {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
}

#main-content {
  flex: 1;
  overflow-y: auto;
  padding-bottom: calc(var(--nav-h) + var(--safe-bottom) + 16px);
}

/* ── Bottom Navigation ──────────────────────────────────────────────────────── */
#bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: calc(var(--nav-h) + var(--safe-bottom));
  background: var(--white);
  border-top: 1px solid var(--cream-dk);
  display: flex;
  align-items: flex-start;
  padding-top: 6px;
  padding-bottom: var(--safe-bottom);
  box-shadow: 0 -2px 16px var(--shadow);
  z-index: 100;
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 4px;
  color: var(--text-lt);
  transition: color var(--transition);
  min-width: 0;
}
.nav-item.active { color: var(--burgundy); }
.nav-item svg { width: 24px; height: 24px; }
.nav-item span { font-size: .68rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

/* ── Page header ────────────────────────────────────────────────────────────── */
.page-header {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--cream-dk);
  padding: 14px 16px 12px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-header h1 { font-size: 1.25rem; font-weight: 700; color: var(--burgundy); flex: 1; }
.page-header .header-actions { display: flex; gap: 8px; align-items: center; }

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 12px 20px;
  border-radius: 50px; font-weight: 600; font-size: .95rem;
  transition: opacity var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn:active { transform: scale(.96); }
.btn-primary   { background: var(--burgundy); color: var(--white); }
.btn-secondary { background: var(--cream-dk); color: var(--text); }
.btn-gold      { background: var(--gold); color: var(--white); }
.btn-ghost     { background: transparent; color: var(--burgundy); border: 1.5px solid var(--burgundy); }
.btn-danger    { background: #D93025; color: var(--white); }
.btn-sm { padding: 8px 14px; font-size: .85rem; }
.btn-icon { padding: 10px; border-radius: 50%; }
.btn:disabled { opacity: .45; pointer-events: none; }
.btn-full { width: 100%; }

/* ── Cards ──────────────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--shadow);
  overflow: hidden;
}
.card-body { padding: 16px; }

/* ── Wine type badge ────────────────────────────────────────────────────────── */
.type-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.type-red      { background: #F5E0E4; color: var(--red-wine); }
.type-white    { background: #FAF3DC; color: #7A6010; }
.type-rosé     { background: #FDE8EC; color: #A0405A; }
.type-sparkling{ background: #E8F5E0; color: #3D6030; }
.type-dessert  { background: #FFF0D0; color: #8A5010; }
.type-fortified{ background: #EDE0D8; color: var(--fortified); }

/* ── Stars ──────────────────────────────────────────────────────────────────── */
.stars { color: var(--gold); letter-spacing: .1em; font-size: 1rem; }

/* ── Forms ──────────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: .85rem; font-weight: 600; color: var(--text-md); margin-bottom: 6px; }
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--cream-dk);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  font-size: .95rem;
  transition: border-color var(--transition);
  appearance: none;
}
.form-control:focus { outline: none; border-color: var(--burgundy); }
textarea.form-control { resize: vertical; min-height: 80px; }
select.form-control { 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='%237A4F38' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

.star-picker { display: flex; gap: 6px; }
.star-picker button { font-size: 1.6rem; color: var(--cream-dk); transition: color var(--transition); padding: 4px; }
.star-picker button.on { color: var(--gold); }

/* ── Modal ──────────────────────────────────────────────────────────────────── */
#modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 200;
  align-items: flex-end;
  justify-content: center;
}
#modal-overlay.open { display: flex; animation: fade-in .15s ease; }
#modal-box {
  background: var(--white);
  border-radius: var(--radius) var(--radius) 0 0;
  width: 100%;
  max-width: 600px;
  max-height: 92dvh;
  display: flex;
  flex-direction: column;
  animation: slide-up .2s ease;
}
#modal-header {
  display: flex; align-items: center;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--cream-dk);
  gap: 12px;
}
#modal-title { flex: 1; font-size: 1.1rem; font-weight: 700; color: var(--burgundy); }
#modal-body { overflow-y: auto; padding: 16px; flex: 1; }
#modal-footer { padding: 12px 16px; border-top: 1px solid var(--cream-dk); display: flex; gap: 10px; }
#modal-footer .btn { flex: 1; }

@keyframes fade-in { from { opacity:0; } to { opacity:1; } }
@keyframes slide-up { from { transform:translateY(60px); opacity:0; } to { transform:none; opacity:1; } }

/* ── Toast ──────────────────────────────────────────────────────────────────── */
#toast-container {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  z-index: 999; display: flex; flex-direction: column; align-items: center; gap: 8px;
  pointer-events: none; width: 90%; max-width: 400px;
}
.toast {
  background: var(--brown);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 50px;
  font-size: .9rem;
  font-weight: 500;
  box-shadow: 0 4px 16px var(--shadow-md);
  animation: toast-in .2s ease, toast-out .3s ease 2.5s forwards;
  text-align: center;
}
.toast.success { background: #2D6A4F; }
.toast.error   { background: #B30000; }
@keyframes toast-in  { from { opacity:0; transform:translateY(-12px); } to { opacity:1; transform:none; } }
@keyframes toast-out { from { opacity:1; } to { opacity:0; } }

/* ════════════════════════════════════════════════════════════════════════════
   SCAN VIEW
   ════════════════════════════════════════════════════════════════════════════ */
#scan-view { display: flex; flex-direction: column; min-height: calc(100dvh - var(--nav-h)); }

.camera-area {
  position: relative;
  background: #0A0A0A;
  width: 100%;
  aspect-ratio: 3/4;
  max-height: 50dvh;
  overflow: hidden;
  flex-shrink: 0;
}
/* Subtle bottom fade so camera blends into controls */
.camera-area::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 48px;
  background: linear-gradient(to bottom, transparent, rgba(0,0,0,.55));
  pointer-events: none;
  z-index: 2;
}
.camera-area video, .camera-area canvas {
  width: 100%; height: 100%; object-fit: cover;
}
.camera-area video {
  transition: transform .25s ease;
  transform-origin: center center;
}
.camera-area canvas { position: absolute; inset: 0; display: none; }
.camera-area canvas.show { display: block; }

.camera-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.camera-frame {
  width: 64%; max-width: 230px;
  aspect-ratio: 2/3;
  border-radius: 10px;
  box-shadow: 0 0 0 2000px rgba(0,0,0,.42);
  /* Four-corner bracket effect using multiple backgrounds */
  background:
    linear-gradient(to right,  rgba(255,255,255,.88) 3px, transparent 3px) 0   0   / 26px 26px no-repeat,
    linear-gradient(to bottom, rgba(255,255,255,.88) 3px, transparent 3px) 0   0   / 26px 26px no-repeat,
    linear-gradient(to left,   rgba(255,255,255,.88) 3px, transparent 3px) 100% 0   / 26px 26px no-repeat,
    linear-gradient(to bottom, rgba(255,255,255,.88) 3px, transparent 3px) 100% 0   / 26px 26px no-repeat,
    linear-gradient(to right,  rgba(255,255,255,.88) 3px, transparent 3px) 0   100% / 26px 26px no-repeat,
    linear-gradient(to top,    rgba(255,255,255,.88) 3px, transparent 3px) 0   100% / 26px 26px no-repeat,
    linear-gradient(to left,   rgba(255,255,255,.88) 3px, transparent 3px) 100% 100% / 26px 26px no-repeat,
    linear-gradient(to top,    rgba(255,255,255,.88) 3px, transparent 3px) 100% 100% / 26px 26px no-repeat;
}

.camera-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px; color: rgba(255,255,255,.8);
  padding: 24px; text-align: center;
}
.camera-placeholder svg { opacity: .6; }
.camera-placeholder p { font-size: .9rem; line-height: 1.4; }

.scan-controls {
  padding: 14px 16px 16px;
  display: flex; flex-direction: column; gap: 10px;
  align-items: center;
}
.capture-btn-wrap { display: flex; justify-content: center; }
.capture-btn {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--white);
  border: 4px solid var(--burgundy);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(107,39,55,.35);
  transition: transform var(--transition), box-shadow var(--transition);
}
.capture-btn:active { transform: scale(.90); box-shadow: 0 2px 8px rgba(107,39,55,.25); }
.capture-btn svg { width: 30px; height: 30px; color: var(--burgundy); }

.scan-status {
  text-align: center; padding: 12px;
  font-size: .9rem; color: var(--text-md);
  min-height: 44px; display: flex; align-items: center; justify-content: center;
}
.scan-status.found { color: #2D6A4F; font-weight: 600; }
.scan-status.error { color: #B30000; }

.spinner {
  display: inline-block; width: 20px; height: 20px;
  border: 2.5px solid var(--cream-dk);
  border-top-color: var(--burgundy);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin-right: 8px; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ════════════════════════════════════════════════════════════════════════════
   WINE FORM (modal)
   ════════════════════════════════════════════════════════════════════════════ */
.wine-form-image {
  width: 100%; height: 160px;
  object-fit: cover; border-radius: var(--radius-sm);
  margin-bottom: 16px; background: var(--cream-dk);
}
.type-selector { display: flex; flex-wrap: wrap; gap: 8px; }
.type-option {
  padding: 7px 14px; border-radius: 50px;
  border: 1.5px solid var(--cream-dk);
  font-size: .85rem; font-weight: 500; cursor: pointer;
  transition: all var(--transition);
}
.type-option.selected { border-color: var(--burgundy); background: var(--burgundy); color: var(--white); }

/* ════════════════════════════════════════════════════════════════════════════
   CELLAR VIEW
   ════════════════════════════════════════════════════════════════════════════ */
.cellar-list { padding: 12px 16px; display: flex; flex-direction: column; gap: 12px; }

.cellar-card { cursor: pointer; }
.cellar-card-header {
  padding: 14px 16px;
  display: flex; align-items: center; gap: 12px;
  background: var(--burgundy);
  color: var(--white);
  border-radius: var(--radius) var(--radius) 0 0;
}
.cellar-card-header h3 { flex: 1; font-size: 1rem; font-weight: 700; }
.cellar-type-tag {
  font-size: .72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; opacity: .8;
}
.cellar-card-stats {
  padding: 10px 16px;
  display: flex; gap: 16px;
  background: var(--burgundy-dk);
  border-radius: 0 0 var(--radius) var(--radius);
  color: rgba(255,255,255,.8); font-size: .82rem;
}
.cellar-stat { display: flex; align-items: center; gap: 5px; }
.cellar-stat strong { color: var(--white); }

/* Rack grid */
.rack-container { padding: 12px 16px; overflow-x: auto; }
.rack-title {
  font-size: 1.1rem; font-weight: 700; color: var(--burgundy);
  margin-bottom: 4px; display: flex; align-items: center; gap: 10px;
}
.rack-subtitle { font-size: .8rem; color: var(--text-lt); margin-bottom: 12px; }
.rack-back { margin-bottom: 12px; }

/* ── Wooden rack frame ──────────────────────────────────────────────────────── */
.rack-wood-frame {
  display: inline-block;
  min-width: 100%;
  background: linear-gradient(175deg, #6B3A1F 0%, #4A2410 60%, #5C3017 100%);
  border-radius: 10px;
  padding: 10px 12px 14px;
  box-shadow:
    0 8px 32px rgba(0,0,0,.45),
    inset 0 1px 0 rgba(255,255,255,.14),
    inset 0 -2px 0 rgba(0,0,0,.35);
  overflow-x: auto;
}

/* Column-label row */
.rack-col-labels {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 5px;
}
.rack-corner { width: 20px; flex-shrink: 0; }
.rack-col-label {
  width: var(--slot-w);
  text-align: center;
  font-size: .52rem;
  font-weight: 700;
  color: rgba(255,255,255,.35);
  letter-spacing: .05em;
  flex-shrink: 0;
}

/* Rows */
.rack-body { display: flex; flex-direction: column; gap: 4px; }
.rack-body-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(0,0,0,.38);
}
.rack-body-row:last-child { border-bottom: none; padding-bottom: 0; }
.rack-row-lbl {
  width: 20px;
  text-align: center;
  font-size: .52rem;
  font-weight: 700;
  color: rgba(255,255,255,.35);
  flex-shrink: 0;
}

/* Grid & Diamond racks (legacy use + diamond) */
.rack-grid {
  display: grid;
  gap: 5px;
  width: fit-content;
  min-width: 100%;
}
.rack-diamond .rack-row {
  display: flex;
  gap: 5px;
  margin-bottom: 4px;
}
.rack-diamond .rack-row:nth-child(even) { margin-left: 19px; }

/* ── Slot ───────────────────────────────────────────────────────────────────── */
.slot {
  width: var(--slot-w);
  height: var(--slot-h);
  border-radius: 5px 5px 20px 20px;
  background: rgba(0,0,0,.55);
  box-shadow: inset 0 3px 8px rgba(0,0,0,.75), inset 0 -1px 0 rgba(255,255,255,.04);
  border: 1px solid rgba(0,0,0,.5);
  cursor: pointer;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
  display: flex; flex-direction: column;
  align-items: center;
}
.slot:hover {
  box-shadow: inset 0 3px 8px rgba(0,0,0,.65), 0 0 0 2px rgba(255,255,255,.18);
}
.slot.occupied { background: rgba(0,0,0,.25); }
.slot.occupied:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0,0,0,.6), inset 0 2px 4px rgba(0,0,0,.35);
}

/* Bottle inside slot */
.bottle-body {
  width: 22px; height: 38px;
  border-radius: 3px 3px 11px 11px;
  margin-top: 6px;
  position: relative;
  overflow: hidden;
}
/* Bottle shine */
.bottle-body::after {
  content: '';
  position: absolute;
  top: 4px; left: 3px;
  width: 5px; height: 60%;
  background: rgba(255,255,255,.22);
  border-radius: 3px;
}
.bottle-neck {
  width: 10px; height: 10px;
  border-radius: 3px 3px 0 0;
  position: absolute; top: -9px; left: 50%; transform: translateX(-50%);
}

/* Wine type gradients */
.slot.red-wine    .bottle-body { background: linear-gradient(155deg, #9B2040 0%, #5A0F1E 100%); }
.slot.red-wine    .bottle-neck { background: #5A0F1E; }
.slot.white-wine  .bottle-body { background: linear-gradient(155deg, #E8CC60 0%, #9A7215 100%); }
.slot.white-wine  .bottle-neck { background: #9A7215; }
.slot.rosé        .bottle-body { background: linear-gradient(155deg, #E87888 0%, #A03050 100%); }
.slot.rosé        .bottle-neck { background: #A03050; }
.slot.sparkling   .bottle-body { background: linear-gradient(155deg, #90B870 0%, #4A7030 100%); }
.slot.sparkling   .bottle-neck { background: #4A7030; }
.slot.dessert     .bottle-body { background: linear-gradient(155deg, #E8B840 0%, #9A7010 100%); }
.slot.dessert     .bottle-neck { background: #9A7010; }
.slot.fortified   .bottle-body { background: linear-gradient(155deg, #A0603A 0%, #6B3A1F 100%); }
.slot.fortified   .bottle-neck { background: #6B3A1F; }

/* Position label on occupied bottle */
.slot-label {
  font-size: .48rem; font-weight: 700;
  position: absolute; bottom: 3px;
  left: 0; right: 0; text-align: center;
  color: rgba(255,255,255,.55);
  overflow: hidden; white-space: nowrap;
  padding: 0 2px;
  letter-spacing: .04em;
}
/* Position label on empty slot */
.slot-pos {
  position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-size: .5rem; font-weight: 700;
  color: rgba(255,255,255,.18);
  letter-spacing: .03em;
}

/* ── Rack zoom controls ─────────────────────────────────────────────────────── */
.rack-zoom-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.rack-zoom-btn {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--cream-dk);
  border: 1.5px solid var(--cream-dk);
  font-size: 1.1rem; line-height: 1;
  font-weight: 700; color: var(--text-md);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.rack-zoom-btn:hover { background: var(--burgundy); color: var(--white); border-color: var(--burgundy); }
.rack-zoom-level {
  font-size: .72rem; font-weight: 600;
  color: var(--text-lt); min-width: 36px; text-align: center;
}

/* Zoom container — inner content is scaled, container scrolls */
.rack-zoom-container {
  overflow: auto;
  width: 100%;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
}
.rack-zoom-container:active { cursor: grabbing; }
.rack-zoom-inner {
  display: inline-block;
  transform-origin: top left;
}

/* Case rack (3×4) */
.rack-case {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px; max-width: 320px;
}

/* Shelf (list) */
.shelf-list { display: flex; flex-direction: column; gap: 8px; }
.shelf-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--cream-dk);
  cursor: pointer;
}
.shelf-item:active { background: var(--cream); }
.shelf-bottle-dot {
  width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0;
}
.shelf-wine-name { flex: 1; font-size: .9rem; font-weight: 600; }
.shelf-wine-meta { font-size: .78rem; color: var(--text-lt); }
.shelf-add-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px; border: 2px dashed var(--cream-dk);
  border-radius: var(--radius-sm); color: var(--text-lt);
  font-size: .9rem; cursor: pointer;
}

/* ════════════════════════════════════════════════════════════════════════════
   COLLECTION VIEW
   ════════════════════════════════════════════════════════════════════════════ */
.collection-toolbar {
  padding: 10px 16px;
  display: flex; gap: 8px; align-items: center;
  border-bottom: 1px solid var(--cream-dk);
}
.search-input-wrap { flex: 1; position: relative; }
.search-input-wrap svg {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--text-lt); width: 18px; height: 18px; pointer-events: none;
}
.search-input {
  width: 100%; padding: 9px 12px 9px 34px;
  border: 1.5px solid var(--cream-dk);
  border-radius: 50px; background: var(--cream); font-size: .9rem;
}
.search-input:focus { outline: none; border-color: var(--burgundy); }

.filter-strip {
  display: flex; gap: 6px; overflow-x: auto; padding: 8px 16px;
  scrollbar-width: none; border-bottom: 1px solid var(--cream-dk);
}
.filter-strip::-webkit-scrollbar { display: none; }
.filter-chip {
  padding: 5px 14px; border-radius: 50px; border: 1.5px solid var(--cream-dk);
  font-size: .82rem; font-weight: 500; white-space: nowrap; cursor: pointer;
  background: var(--white); transition: all var(--transition);
}
.filter-chip.active { background: var(--burgundy); color: var(--white); border-color: var(--burgundy); }

.wine-grid { padding: 12px 16px; display: flex; flex-direction: column; gap: 10px; }
.wine-card {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 14px; background: var(--white);
  border-radius: var(--radius); box-shadow: 0 1px 6px var(--shadow);
  cursor: pointer; transition: box-shadow var(--transition);
}
.wine-card:active { box-shadow: 0 3px 12px var(--shadow-md); }
.wine-card-dot {
  width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; margin-top: 3px;
}
.wine-card-body { flex: 1; min-width: 0; }
.wine-card-name { font-size: .97rem; font-weight: 700; margin-bottom: 3px; }
.wine-card-sub { font-size: .8rem; color: var(--text-lt); margin-bottom: 5px; }
.wine-card-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.wine-qty { font-size: .8rem; font-weight: 600; color: var(--burgundy); background: #F5E0E4; padding: 2px 8px; border-radius: 50px; }
.wine-cellar-tag { font-size: .75rem; color: var(--text-lt); }

.empty-state {
  text-align: center; padding: 48px 24px;
  color: var(--text-lt); white-space: pre-line; line-height: 1.7;
}
.empty-state svg { margin: 0 auto 16px; opacity: .35; }

/* ════════════════════════════════════════════════════════════════════════════
   PAIRING VIEW
   ════════════════════════════════════════════════════════════════════════════ */
.pairing-hero {
  background: linear-gradient(135deg, var(--burgundy-dk) 0%, var(--burgundy) 60%, var(--burgundy-lt) 100%);
  padding: 24px 16px;
  color: var(--white);
}
.pairing-hero h2 { font-size: 1.05rem; margin-bottom: 12px; opacity: .85; }
.pairing-input-row { display: flex; gap: 8px; }
.pairing-input {
  flex: 1; padding: 12px 16px;
  border: none; border-radius: 50px;
  font-size: .95rem; background: rgba(255,255,255,.15);
  color: var(--white);
  backdrop-filter: blur(4px);
}
.pairing-input::placeholder { color: rgba(255,255,255,.55); }
.pairing-input:focus { outline: 2px solid var(--gold-lt); }

.pairing-results { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.pairing-section-title {
  font-size: .8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-lt); margin-bottom: 8px;
}
.pairing-wine-card {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 14px; background: var(--white);
  border-radius: var(--radius); box-shadow: 0 1px 6px var(--shadow);
  border-left: 4px solid var(--burgundy);
}
.pairing-match-badge {
  background: var(--gold); color: var(--white);
  font-size: .72rem; font-weight: 700;
  padding: 2px 8px; border-radius: 50px;
  text-transform: uppercase;
}
.pairing-reason { font-size: .85rem; color: var(--text-md); margin-top: 5px; line-height: 1.4; }

.general-suggestion {
  background: var(--cream-dk);
  border-radius: var(--radius);
  padding: 16px;
  font-size: .88rem; color: var(--text-md); line-height: 1.6;
}
.general-suggestion strong { display: block; margin-bottom: 6px; color: var(--text); font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; }

/* ════════════════════════════════════════════════════════════════════════════
   SETTINGS VIEW
   ════════════════════════════════════════════════════════════════════════════ */
.settings-section { padding: 16px; border-bottom: 1px solid var(--cream-dk); }
.settings-section h2 {
  font-size: .78rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-lt); margin-bottom: 14px;
}
.settings-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 10px 0;
  border-bottom: 1px solid var(--cream-dk);
}
.settings-row:last-child { border-bottom: none; }
.settings-row label { font-size: .95rem; font-weight: 500; }

/* Lang toggle */
.lang-toggle { display: flex; background: var(--cream-dk); border-radius: 50px; overflow: hidden; }
.lang-toggle button {
  padding: 7px 16px; font-size: .85rem; font-weight: 600;
  color: var(--text-lt); transition: all var(--transition); border-radius: 50px;
}
.lang-toggle button.active { background: var(--burgundy); color: var(--white); }

/* Provider toggle */
.provider-toggle { display: flex; gap: 6px; }
.provider-btn {
  padding: 7px 14px; border-radius: 50px;
  border: 1.5px solid var(--cream-dk);
  font-size: .85rem; font-weight: 600; cursor: pointer;
  background: var(--white); color: var(--text-md);
  transition: all var(--transition);
}
.provider-btn.active { background: var(--burgundy); color: var(--white); border-color: var(--burgundy); }

.key-hint { font-size: .75rem; color: var(--text-lt); margin-top: 5px; }
.key-input-wrap { position: relative; }
.key-input-wrap input { padding-right: 48px; }
.key-toggle-vis {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  color: var(--text-lt); font-size: .8rem; font-weight: 600;
  cursor: pointer; padding: 4px 6px;
}

.settings-btn-row { padding: 16px; }
.about-info { padding: 24px 16px; text-align: center; color: var(--text-lt); font-size: .88rem; line-height: 1.8; }

/* ── Rack hover tooltip (desktop, hover-capable devices only) ───────────────── */
#rack-tooltip {
  position: fixed;
  z-index: 500;
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s ease;
  width: 180px;
}
#rack-tooltip.visible { opacity: 1; }
.rack-tooltip-card {
  background: #1A0C05;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(0,0,0,.7);
}
.rack-tooltip-img {
  width: 100%; height: 110px;
  object-fit: cover; object-position: center;
  display: block;
}
.rack-tooltip-body { padding: 10px 12px 12px; }
.rack-tooltip-pos {
  font-size: .6rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .14em;
  color: var(--gold); margin-bottom: 5px;
}
.rack-tooltip-name {
  font-size: .85rem; font-weight: 700;
  color: var(--white); line-height: 1.25; margin-bottom: 5px;
}
.rack-tooltip-meta {
  font-size: .7rem; color: rgba(255,255,255,.5);
  line-height: 1.4; display: flex; align-items: center; gap: 5px; flex-wrap: wrap;
}
.rack-tooltip-dot {
  display: inline-block;
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
}

/* ── Wine picker modal list ─────────────────────────────────────────────────── */
.wine-picker-list { display: flex; flex-direction: column; gap: 6px; }
.wine-picker-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: var(--radius-sm);
  cursor: pointer; transition: background var(--transition);
  border: 1.5px solid var(--cream-dk);
}
.wine-picker-item:hover { background: var(--cream); }
.wine-picker-item.selected { border-color: var(--burgundy); background: #F5E0E4; }
.picker-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.picker-name { font-size: .9rem; font-weight: 600; flex: 1; }
.picker-meta { font-size: .78rem; color: var(--text-lt); }

/* ── Desktop enhancement (≥640px) ───────────────────────────────────────────── */
@media (min-width: 640px) {
  #bottom-nav { justify-content: center; }
  .nav-item { max-width: 90px; }

  .camera-area { max-height: 65dvh; aspect-ratio: auto; min-height: 360px; }

  #modal-box {
    border-radius: var(--radius);
    margin-bottom: 32px;
    max-width: 520px;
  }
  #modal-overlay { align-items: center; }

  :root { --slot-w: 44px; --slot-h: 68px; }
  .rack-grid, .rack-diamond .rack-row, .rack-body-row, .rack-col-labels { gap: 7px; }
  .bottle-body { width: 28px; height: 46px; }
  .bottle-body::after { width: 7px; }
}

@media (min-width: 1024px) {
  #main-content { max-width: 760px; margin: 0 auto; }
  .pairing-hero { border-radius: 0 0 var(--radius) var(--radius); }
}