/* ============================================
   OpenBites - Mobile-First Styles
   ============================================ */

:root {
  --brown-900: #1a0e0a;
  --brown-800: #2c1810;
  --brown-700: #3e2218;
  --brown-600: #5c3a2a;
  --brown-500: #7a5240;
  --brown-400: #a07862;
  --brown-300: #c4a68e;
  --brown-200: #e0cfc0;
  --brown-100: #f2ebe4;
  --brown-50: #faf7f4;

  --accent: #d4840a;
  --accent-light: #f0a830;
  --accent-dark: #b06e08;

  --green: #2d8a4e;
  --green-light: #e8f5e9;
  --red: #c62828;
  --red-light: #ffebee;
  --blue: #1565c0;
  --blue-light: #e3f2fd;
  --purple: #6a1b9a;
  --purple-light: #f3e5f5;
  --orange: #e65100;
  --orange-light: #fff3e0;

  --star: #f9a825;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

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

/* Ensure hidden attribute always works, even on elements with explicit display values */
[hidden] { display: none !important; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--brown-50);
  color: var(--brown-900);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 16px 32px;
}

/* ---- Header ---- */
.header {
  text-align: center;
  padding: 32px 0 16px;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.logo-icon {
  width: 36px;
  height: 47px;
  flex-shrink: 0;
}

.header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--brown-800);
}

.tagline {
  margin-top: 4px;
  font-size: 14px;
  color: var(--brown-500);
}

/* ---- Location Picker ---- */
.location-section {
  margin-bottom: 12px;
}

.location-toggle {
  display: flex;
  gap: 8px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  padding: 4px;
}

.loc-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.loc-btn.active {
  background: white;
  color: var(--brown-800);
  box-shadow: var(--shadow-sm);
}

.loc-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.custom-location {
  margin-top: 8px;
}

.custom-location input {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--brown-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--brown-800);
  background: white;
  outline: none;
  transition: border-color 0.2s;
}

.custom-location input:focus {
  border-color: var(--accent);
}

.location-info {
  margin-top: 6px;
  padding: 8px 12px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--blue);
  line-height: 1.4;
}

/* Google Places Autocomplete dropdown styling */
.pac-container {
  border-radius: var(--radius-sm);
  border: none;
  box-shadow: var(--shadow-lg);
  margin-top: 4px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.pac-item {
  padding: 8px 12px;
  font-size: 14px;
  cursor: pointer;
}

.pac-item:hover {
  background: var(--brown-50);
}

/* ---- Category Picker ---- */
.category-picker {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  padding: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.category-picker::-webkit-scrollbar {
  display: none;
}

.category-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.category-btn.active {
  background: white;
  color: var(--brown-800);
  box-shadow: var(--shadow-sm);
}

.category-more-btn {
  flex: 0 0 auto;
  padding: 12px 14px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-400);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.category-more-btn:hover {
  color: var(--brown-600);
  background: rgba(255, 255, 255, 0.5);
}

/* ---- Category Modal ---- */
.category-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  transition: background 200ms ease;
}

.category-modal-overlay.visible {
  background: rgba(0, 0, 0, 0.5);
}

.category-modal-panel {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  max-height: 80vh;
  overflow-y: auto;
  transform: translateY(40px);
  opacity: 0;
  transition: transform 250ms ease-out, opacity 250ms ease-out;
}

.category-modal-overlay.visible .category-modal-panel {
  transform: translateY(0);
  opacity: 1;
}

.category-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--brown-100);
}

.category-modal-header h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--brown-800);
}

.category-modal-close {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--brown-100);
  color: var(--brown-600);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.category-modal-close:hover {
  background: var(--brown-200);
}

.category-modal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 16px 20px 20px;
}

.category-modal-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  border: 2px solid var(--brown-100);
  border-radius: var(--radius-md);
  background: white;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.category-modal-card:hover {
  border-color: var(--brown-300);
  background: var(--brown-50);
}

.category-modal-card:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.category-modal-card.selected {
  border-color: var(--accent);
  background: #fff8f0;
}

.modal-card-emoji {
  font-size: 28px;
  line-height: 1;
}

.modal-card-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--brown-700);
  text-align: center;
}

/* ---- Result Mode Toggle (Feature 3) ---- */
.result-mode-section {
  margin-bottom: 12px;
}

.result-mode-toggle {
  display: flex;
  gap: 8px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  padding: 4px;
}

.result-mode-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.result-mode-btn.active {
  background: white;
  color: var(--brown-800);
  box-shadow: var(--shadow-sm);
}

/* Hidden Gems Chip */
.hidden-gems-chip-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 8px;
}

.hidden-gems-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: 2px solid var(--brown-200);
  border-radius: 20px;
  background: white;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.hidden-gems-chip.active {
  background: linear-gradient(135deg, #fef9e7, #fdebd0);
  color: #b7791f;
  border-color: #f0c040;
  font-weight: 700;
}

.gem-diamond {
  font-size: 14px;
  color: #f0c040;
}

/* ---- Vibe Filter Toggle (Feature 4) ---- */
.vibe-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  padding: 4px;
}

.vibe-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.vibe-btn.active {
  background: white;
  color: var(--brown-800);
  box-shadow: var(--shadow-sm);
}

/* ---- Vibe Label on Card (Feature 4) ---- */
.vibe-label {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
}

.vibe-label.street {
  background: var(--orange-light);
  color: var(--orange);
}

.vibe-label.casual {
  background: var(--blue-light);
  color: var(--blue);
}

.vibe-label.upscale {
  background: var(--purple-light);
  color: var(--purple);
}

/* ---- Hero Card (Feature 3 - "The One" mode) ---- */
.coffee-card.hero-card {
  border: 2px solid var(--accent-light);
  box-shadow: var(--shadow-lg);
}

.coffee-card.hero-card .card-rank {
  padding: 16px 16px 0;
  font-size: 13px;
}

.coffee-card.hero-card .rank-badge {
  width: 28px;
  height: 28px;
  font-size: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

.coffee-card.hero-card .card-name {
  font-size: 20px;
}

/* ---- Transport Mode Toggle ---- */
.mode-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  padding: 4px;
}

.mode-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-500);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-btn.active {
  background: white;
  color: var(--brown-800);
  box-shadow: var(--shadow-sm);
}

.mode-icon {
  width: 20px;
  height: 20px;
}

/* ---- Radius Slider ---- */
.radius-section {
  margin-bottom: 16px;
  padding: 0 4px;
}

.radius-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.radius-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--brown-600);
}

.radius-value {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-dark);
  background: var(--brown-100);
  padding: 2px 10px;
  border-radius: 12px;
}

.radius-slider {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--brown-200);
  border-radius: 3px;
  outline: none;
}

.radius-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 3px solid white;
  box-shadow: var(--shadow-sm);
  transition: transform 0.1s ease;
}

.radius-slider::-webkit-slider-thumb:active {
  transform: scale(1.15);
}

.radius-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 3px solid white;
  box-shadow: var(--shadow-sm);
}

/* ---- Search Button ---- */
.search-section {
  margin: 8px 0 24px;
}

.search-btn {
  width: 100%;
  padding: 16px 24px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--brown-800);
  color: white;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

.search-btn:hover {
  background: var(--brown-700);
}

.search-btn:active {
  transform: scale(0.98);
}

.search-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

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

/* ---- Status ---- */
.status {
  text-align: center;
  padding: 12px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--brown-600);
  background: var(--brown-100);
}

.status.error {
  background: var(--red-light);
  color: var(--red);
}

/* ---- Results ---- */
.results {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ---- Coffee Card ---- */
.coffee-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.coffee-card:active {
  transform: scale(0.99);
}

.card-rank {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px 0;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--brown-400);
}

.rank-badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.card-rank.top-pick .rank-badge {
  background: var(--accent);
  width: 26px;
  height: 26px;
  font-size: 13px;
}

.card-body {
  padding: 12px 16px 16px;
}

.card-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--brown-800);
  margin-bottom: 6px;
  line-height: 1.3;
}

.card-name .chain-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--brown-400);
  background: var(--brown-100);
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.card-rating {
  display: flex;
  align-items: center;
  gap: 4px;
}

.stars {
  display: flex;
  gap: 1px;
}

.star {
  color: var(--star);
  font-size: 14px;
}

.star.empty {
  color: var(--brown-200);
}

.star.half {
  position: relative;
  color: var(--brown-200);
}

.star.half::before {
  content: "\2605";
  position: absolute;
  color: var(--star);
  overflow: hidden;
  width: 50%;
}

.rating-number {
  font-size: 14px;
  font-weight: 600;
  color: var(--brown-700);
}

.review-count {
  font-size: 13px;
  color: var(--brown-400);
}

.card-distance {
  font-size: 13px;
  color: var(--brown-500);
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-distance svg {
  width: 14px;
  height: 14px;
}

.card-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--green-light);
  color: var(--green);
}

.card-status .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.card-status.closed {
  background: var(--orange-light);
  color: var(--orange);
}

.card-status.closed .dot {
  background: var(--orange);
}

.card-address {
  font-size: 13px;
  color: var(--brown-500);
  margin: 8px 0;
  line-height: 1.4;
}

/* ---- Opening Hours on Card ---- */
.card-hours {
  font-size: 13px;
  color: var(--orange);
  font-weight: 600;
  margin: 6px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-hours .hours-detail {
  font-weight: 400;
  color: var(--brown-500);
}

/* ---- Feature Tags ---- */
.card-features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.feature-tag.basic {
  background: var(--brown-100);
  color: var(--brown-600);
}

.feature-tag.work-friendly {
  background: var(--blue-light);
  color: var(--blue);
}

.feature-tag.kid-friendly {
  background: var(--purple-light);
  color: var(--purple);
}

.feature-tag.outdoor {
  background: var(--green-light);
  color: var(--green);
}

.feature-tag.highlight {
  border: 2px solid var(--accent);
  background: #fff8f0;
  color: var(--accent-dark);
  font-weight: 600;
}

.feature-tag.hidden-gem {
  background: linear-gradient(135deg, #fef9e7, #fdebd0);
  color: #b7791f;
  border: 2px solid #f0c040;
  font-weight: 700;
}

.feature-tag.hidden-gem::before {
  content: "\2666";
  margin-right: 2px;
}

/* ---- Expandable Card ---- */
.card-summary {
  cursor: pointer;
}

.card-expand-hint {
  margin-top: 10px;
  font-size: 12px;
  color: var(--brown-400);
  text-align: center;
  font-weight: 500;
}

.coffee-card.expanded {
  box-shadow: var(--shadow-lg);
}

.coffee-card.expanded .card-expand-hint {
  color: var(--brown-300);
}

/* ---- Photos Carousel ---- */
.card-photos {
  padding: 0 0 12px;
  position: relative;
}

.photos-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0 16px;
  scrollbar-width: none;
}

.photos-scroll::-webkit-scrollbar {
  display: none;
}

.photos-scroll img {
  width: 240px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  scroll-snap-align: start;
  flex-shrink: 0;
}

/* Photo Scroll Arrows */
.photo-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(calc(-50% - 6px)); /* offset for bottom padding */
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.45);
  color: white;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background 0.2s, opacity 0.2s;
  opacity: 0.7;
  padding: 0;
}

.photo-arrow:hover {
  background: rgba(0, 0, 0, 0.65);
  opacity: 1;
}

.photo-arrow-left {
  left: 20px;
}

.photo-arrow-right {
  right: 4px;
}

/* ---- Contact Info ---- */
.card-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0 16px 12px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
}

.contact-link:hover {
  text-decoration: underline;
}

/* ---- Reviews ---- */
.card-reviews {
  padding: 0 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.review-item {
  padding: 10px 12px;
  background: var(--brown-50);
  border-radius: var(--radius-sm);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.review-author {
  font-size: 12px;
  font-weight: 600;
  color: var(--brown-700);
}

.review-stars {
  display: flex;
  gap: 1px;
}

.review-stars .star {
  font-size: 11px;
}

.review-time {
  font-size: 11px;
  color: var(--brown-400);
}

.review-text {
  font-size: 13px;
  color: var(--brown-600);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- Directions Link ---- */
.card-actions {
  padding: 0 16px 16px;
  display: flex;
  gap: 8px;
}

.directions-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: 2px solid var(--brown-200);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown-700);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.directions-btn:hover {
  border-color: var(--brown-800);
  color: var(--brown-800);
}

.directions-btn svg {
  width: 16px;
  height: 16px;
}

/* ---- Fallback Notice ---- */
.fallback-notice {
  text-align: center;
  padding: 12px 16px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--accent-dark);
  background: #fff8f0;
  border: 1px solid var(--accent-light);
}

/* ---- Opening Soon Section ---- */
.opening-soon {
  margin-bottom: 16px;
}

.opening-soon-header {
  text-align: center;
  padding: 24px 16px 16px;
}

.opening-soon-icon {
  font-size: 36px;
  margin-bottom: 8px;
}

.opening-soon-header h2 {
  font-size: 17px;
  color: var(--brown-700);
  margin-bottom: 4px;
}

.opening-soon-header p {
  font-size: 14px;
  color: var(--brown-500);
}

.opening-soon .coffee-card {
  border: 2px solid var(--orange-light);
}

/* ---- No Results ---- */
.no-results {
  text-align: center;
  padding: 48px 24px;
}

.no-results-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.no-results h2 {
  font-size: 18px;
  color: var(--brown-700);
  margin-bottom: 8px;
}

.no-results p {
  font-size: 14px;
  color: var(--brown-500);
  line-height: 1.5;
}

/* ---- API Setup ---- */
.api-setup {
  text-align: center;
  padding: 32px 16px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-top: 8px;
}

.api-setup h2 {
  font-size: 18px;
  color: var(--brown-800);
  margin-bottom: 8px;
}

.api-setup p {
  font-size: 14px;
  color: var(--brown-500);
  margin-bottom: 16px;
  line-height: 1.5;
}

.api-input-group {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.api-input-group input {
  flex: 1;
  padding: 12px;
  border: 2px solid var(--brown-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.api-input-group input:focus {
  border-color: var(--accent);
}

.save-key-btn {
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: white;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.save-key-btn:hover {
  background: var(--accent-dark);
}

.api-hint {
  font-size: 12px;
  color: var(--brown-400);
}

.api-cost-note {
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--green-light);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--green);
  line-height: 1.5;
  text-align: left;
}

/* ---- How It Works ---- */
.how-it-works {
  margin-top: 24px;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.how-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border: none;
  background: transparent;
  color: var(--brown-600);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s;
}

.how-toggle:hover {
  color: var(--brown-800);
}

.how-toggle-arrow {
  transition: transform 0.25s ease;
}

.how-toggle[aria-expanded="true"] .how-toggle-arrow {
  transform: rotate(180deg);
}

.how-content {
  padding: 0 16px 16px;
}

.how-steps {
  margin: 0;
  padding: 0 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.how-steps li {
  font-size: 13px;
  color: var(--brown-600);
  line-height: 1.5;
}

.how-steps li strong {
  color: var(--brown-800);
}

.how-note {
  margin-top: 12px;
  font-size: 12px;
  color: var(--brown-400);
  line-height: 1.4;
}

/* ---- Footer ---- */
.footer {
  text-align: center;
  padding: 24px 0 8px;
  font-size: 12px;
  color: var(--brown-400);
}

/* ---- Price Level ---- */
.price-level {
  font-size: 13px;
  color: var(--brown-500);
  font-weight: 600;
}

.price-level .active-price {
  color: var(--brown-700);
}

/* ---- Responsive ---- */
@media (max-width: 340px) {
  .category-picker {
    flex-wrap: nowrap;
  }
  .category-btn {
    flex: 0 0 auto;
  }
}

@media (min-width: 400px) {
  .category-modal-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 600px) {
  #app {
    padding: 0 24px 48px;
  }

  .header {
    padding: 48px 0 24px;
  }

  .header h1 {
    font-size: 28px;
  }
}