/* style.css — Guinness Finder */

/* === DESIGN TOKENS === */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;  --space-2:  0.5rem;   --space-3:  0.75rem;
  --space-4:  1rem;     --space-5:  1.25rem;  --space-6:  1.5rem;
  --space-8:  2rem;     --space-10: 2.5rem;   --space-12: 3rem;
  --space-16: 4rem;     --space-20: 5rem;     --space-24: 6rem;

  /* Radius */
  --radius-sm: 0.375rem;  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;   --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-default: 960px;
  --content-wide:    1200px;

  /* Fonts */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', 'Helvetica Neue', sans-serif;
}

/* === DARK THEME (default) === */
:root, [data-theme='dark'] {
  --color-bg:             #0a0a0a;
  --color-surface:        #141414;
  --color-surface-2:      #1a1a1a;
  --color-surface-offset: #1f1f1f;
  --color-surface-card:   #1e1e1e;
  --color-divider:        #2a2a2a;
  --color-border:         #333333;
  --color-border-hover:   #484848;

  --color-text:           #f5f0e8;
  --color-text-muted:     #a89a82;
  --color-text-faint:     #6b5f4e;

  --color-primary:        #c9a227;
  --color-primary-hover:  #e8bb2e;
  --color-primary-active: #f0cc45;
  --color-primary-dim:    rgba(201, 162, 39, 0.12);
  --color-primary-glow:   rgba(201, 162, 39, 0.25);

  --color-success:        #4caf50;
  --color-success-bg:     rgba(76, 175, 80, 0.12);
  --color-error:          #f44336;
  --color-error-bg:       rgba(244, 67, 54, 0.12);
  --color-warning:        #ff9800;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.6);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.03);
  --shadow-glow: 0 0 20px rgba(201, 162, 39, 0.15);
}

/* === LIGHT THEME === */
[data-theme='light'] {
  --color-bg:             #faf7f0;
  --color-surface:        #f5f0e4;
  --color-surface-2:      #ede8da;
  --color-surface-offset: #e8e2d2;
  --color-surface-card:   #ffffff;
  --color-divider:        #d9d2c2;
  --color-border:         #cbc4b3;
  --color-border-hover:   #b8b0a0;

  --color-text:           #1a1208;
  --color-text-muted:     #5a4f3a;
  --color-text-faint:     #8a7d65;

  --color-primary:        #9a7b0a;
  --color-primary-hover:  #7d6208;
  --color-primary-active: #614b06;
  --color-primary-dim:    rgba(154, 123, 10, 0.1);
  --color-primary-glow:   rgba(154, 123, 10, 0.2);

  --color-success:        #2e7d32;
  --color-success-bg:     rgba(46, 125, 50, 0.1);
  --color-error:          #c62828;
  --color-error-bg:       rgba(198, 40, 40, 0.1);
  --color-warning:        #e65100;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-glow: 0 0 20px rgba(154, 123, 10, 0.1);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg:             #faf7f0;
    --color-surface:        #f5f0e4;
    --color-surface-2:      #ede8da;
    --color-surface-offset: #e8e2d2;
    --color-surface-card:   #ffffff;
    --color-divider:        #d9d2c2;
    --color-border:         #cbc4b3;
    --color-border-hover:   #b8b0a0;
    --color-text:           #1a1208;
    --color-text-muted:     #5a4f3a;
    --color-text-faint:     #8a7d65;
    --color-primary:        #9a7b0a;
    --color-primary-hover:  #7d6208;
    --color-primary-active: #614b06;
    --color-primary-dim:    rgba(154, 123, 10, 0.1);
    --color-primary-glow:   rgba(154, 123, 10, 0.2);
    --color-success:        #2e7d32;
    --color-success-bg:     rgba(46, 125, 50, 0.1);
    --color-error:          #c62828;
    --color-error-bg:       rgba(198, 40, 40, 0.1);
    --color-warning:        #e65100;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
    --shadow-card: 0 2px 12px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.06);
    --shadow-glow: 0 0 20px rgba(154, 123, 10, 0.1);
  }
}

/* === LAYOUT === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-3) var(--space-6);
}
[data-theme='light'] .site-header {
  background: rgba(250, 247, 240, 0.92);
}

.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.logo {
  display: flex; align-items: center; gap: var(--space-3);
  text-decoration: none; color: var(--color-text);
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.logo-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.theme-toggle {
  width: 2.25rem; height: 2.25rem;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  flex-shrink: 0;
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* === HERO === */
.hero {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-6);
  text-align: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(201,162,39,0.08) 0%, transparent 70%);
  border-bottom: 1px solid var(--color-divider);
}
[data-theme='light'] .hero {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(154,123,10,0.07) 0%, transparent 70%);
}

.hero-inner { max-width: 680px; margin: 0 auto; }

.harp-icon {
  width: 80px; height: 80px;
  margin: 0 auto var(--space-6);
  filter: drop-shadow(0 0 16px var(--color-primary-glow));
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}
.hero h1 span { color: var(--color-primary); }

.hero p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 500px;
  margin-left: auto; margin-right: auto;
}

/* === SEARCH BOX === */
.search-form {
  display: flex;
  gap: var(--space-3);
  max-width: 440px;
  margin: 0 auto;
  position: relative;
}

.zip-input {
  flex: 1;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  outline: none;
  letter-spacing: 0.05em;
  text-align: center;
}
.zip-input::placeholder { color: var(--color-text-faint); letter-spacing: normal; }
.zip-input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-dim); }

.search-btn {
  padding: var(--space-4) var(--space-6);
  background: var(--color-primary);
  color: #0a0a0a;
  font-weight: 700;
  font-size: var(--text-sm);
  border-radius: var(--radius-xl);
  letter-spacing: 0.03em;
  white-space: nowrap;
  display: flex; align-items: center; gap: var(--space-2);
  box-shadow: var(--shadow-glow);
}
.search-btn:hover { background: var(--color-primary-hover); transform: translateY(-1px); box-shadow: 0 6px 24px var(--color-primary-glow); }
.search-btn:active { transform: translateY(0); }
.search-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* === RADIUS SLIDER === */
.radius-control {
  max-width: 440px;
  margin: var(--space-5) auto 0;
  text-align: left;
}

.radius-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.radius-value {
  font-weight: 700;
  color: var(--color-primary);
  font-size: var(--text-sm);
  min-width: 3.5rem;
  text-align: right;
  transition: color var(--transition-interactive);
}

.slider-track-wrap {
  position: relative;
}

.radius-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  outline: none;
  cursor: pointer;
  position: relative;
  /* filled portion via JS inline style on --pct custom prop */
  background: linear-gradient(
    to right,
    var(--color-primary) 0%,
    var(--color-primary) var(--slider-pct, 48%),
    var(--color-border) var(--slider-pct, 48%),
    var(--color-border) 100%
  );
}

.radius-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary), var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.radius-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary), var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.radius-slider:hover::-webkit-slider-thumb,
.radius-slider:focus::-webkit-slider-thumb {
  transform: scale(1.2);
  box-shadow: 0 0 0 3px var(--color-primary-glow), var(--shadow-md);
}
.radius-slider:hover::-moz-range-thumb,
.radius-slider:focus::-moz-range-thumb {
  transform: scale(1.2);
  box-shadow: 0 0 0 3px var(--color-primary-glow), var(--shadow-md);
}
.radius-slider:focus-visible {
  outline: none;
}
.radius-slider:focus-visible::-webkit-slider-thumb {
  box-shadow: 0 0 0 4px var(--color-primary-glow);
}

.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding: 0 2px;
  user-select: none;
}

/* === MAIN CONTENT === */
.main-content {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

/* === STATUS / ERROR === */
.status-message {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.status-message .status-icon { font-size: 3rem; margin-bottom: var(--space-4); display: block; }
.status-message.error { color: var(--color-error); }
.status-message.error .status-icon { filter: grayscale(0); }

.error-box {
  background: var(--color-error-bg);
  border: 1px solid var(--color-error);
  color: var(--color-error);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  display: flex; align-items: center; gap: var(--space-3);
}

/* === RESULTS HEADER === */
.results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.results-count {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}
.results-count strong { color: var(--color-text); font-weight: 700; }

.sort-controls {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.sort-btn {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 500;
}
.sort-btn:hover, .sort-btn.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-dim);
}

/* === BAR CARDS GRID === */
.bars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-5);
}

/* === BAR CARD === */
.bar-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex; flex-direction: column; gap: var(--space-4);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  position: relative;
  overflow: hidden;
}
.bar-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition-interactive);
}
.bar-card:hover { border-color: var(--color-border-hover); box-shadow: var(--shadow-md), var(--shadow-glow); transform: translateY(-2px); }
.bar-card:hover::before { opacity: 1; }

.card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-3); }

.card-header-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--space-2); }

/* === PINT GLASS === */
.pint-glass-wrap {
  flex-shrink: 0;
  width: 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: default;
  /* CSS vars for SVG theming */
  --pint-glass-bg: rgba(255,255,255,0.03);
  --pint-rim: rgba(201,162,39,0.6);
  --pint-rim-fill: rgba(201,162,39,0.15);
  --pint-stout: #1c0e02;
  --pint-head: #e2cfa0;
  --pint-label: var(--color-primary);
}
[data-theme='light'] .pint-glass-wrap {
  --pint-glass-bg: rgba(0,0,0,0.03);
  --pint-rim: rgba(130,95,5,0.7);
  --pint-rim-fill: rgba(130,95,5,0.12);
  --pint-stout: #2a1200;
  --pint-head: #c8b070;
  --pint-label: var(--color-primary);
}

.pint-glass {
  width: 52px;
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
  transition: filter var(--transition-interactive), transform var(--transition-interactive);
}
.bar-card:hover .pint-glass {
  filter: drop-shadow(0 3px 10px rgba(201,162,39,0.35));
  transform: translateY(-2px);
}

.bar-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
  flex: 1;
}

.distance-badge {
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border: 1px solid rgba(201,162,39,0.2);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  white-space: nowrap;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.card-meta {
  display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.meta-item {
  display: flex; align-items: center; gap: var(--space-2);
  color: var(--color-text-muted);
}
.meta-icon { font-size: 1em; flex-shrink: 0; }

.rating-val { font-weight: 700; color: var(--color-primary); }
.rating-count { color: var(--color-text-faint); font-size: var(--text-xs); }

.price-badge {
  font-weight: 700;
  color: var(--color-success);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
}

.open-badge {
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 2px var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}
.open-badge.open  { background: var(--color-success-bg); color: var(--color-success); }
.open-badge.closed { background: var(--color-error-bg); color: var(--color-error); }

.card-address {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex; align-items: flex-start; gap: var(--space-2);
}
.card-address .meta-icon { margin-top: 2px; }

.hours-row {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  display: flex; align-items: center; gap: var(--space-2);
}

.card-actions {
  display: flex; flex-wrap: wrap; gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

.btn-directions {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: #0a0a0a;
  font-weight: 700;
  font-size: var(--text-xs);
  border-radius: var(--radius-lg);
  text-align: center;
  text-decoration: none;
  display: flex; align-items: center; justify-content: center; gap: var(--space-2);
  letter-spacing: 0.04em;
}
.btn-directions:hover { background: var(--color-primary-hover); transform: translateY(-1px); }

.btn-website {
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: var(--text-xs);
  border-radius: var(--radius-lg);
  text-decoration: none;
  display: flex; align-items: center; justify-content: center; gap: var(--space-2);
  white-space: nowrap;
}
.btn-website:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-dim); }

.btn-phone {
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: var(--text-xs);
  border-radius: var(--radius-lg);
  text-decoration: none;
  display: flex; align-items: center; justify-content: center; gap: var(--space-2);
  white-space: nowrap;
}
.btn-phone:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-dim); }

/* === SPINNER === */
.spinner-wrap { display: flex; justify-content: center; padding: var(--space-16) 0; }
.spinner {
  width: 48px; height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* === FOOTER === */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}
.site-footer a { color: var(--color-primary); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* === RESPONSIVE === */
@media (max-width: 600px) {
  .search-form { flex-direction: column; }
  .search-btn { width: 100%; justify-content: center; }
  .bars-grid { grid-template-columns: 1fr; }
  .results-meta { flex-direction: column; align-items: flex-start; }
}

/* === LOADING PULSE === */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-2) 25%, var(--color-surface-offset) 50%, var(--color-surface-2) 75%);
  background-size: 200% 100%;
  animation: pulse 1.4s ease infinite;
  border-radius: var(--radius-md);
}
@keyframes pulse { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* === INTRO TIPS === */
.intro-section {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}
.intro-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.intro-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-5);
  text-align: center;
}
.intro-card .icon { font-size: 2rem; margin-bottom: var(--space-3); }
.intro-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.intro-card p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: none; }
.intro-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.intro-sub { font-size: var(--text-base); color: var(--color-text-muted); }