:root {
  color-scheme: dark;
  --bg: #041f2b;
  --bg-soft: #0b3142;
  --panel: rgba(7, 41, 55, 0.9);
  --panel-strong: rgba(9, 49, 66, 0.98);
  --surface-border: rgba(214, 232, 236, 0.1);
  --text: #f8f3e7;
  --text-soft: #d4e1e3;
  --text-muted: #9cb6bc;
  --accent: #ff9d00;
  --accent-strong: #f07a00;
  --accent-soft: rgba(255, 157, 0, 0.16);
  --success: #47b37a;
  --shadow: 0 28px 70px rgba(1, 12, 18, 0.35);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --max-width: 1180px;
  --font-ui: 'Avenir Next', 'Segoe UI', 'Trebuchet MS', sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #f4f0e7;
    --bg-soft: #ece4d6;
    --panel: rgba(255, 252, 244, 0.9);
    --panel-strong: rgba(255, 252, 244, 0.96);
    --surface-border: rgba(8, 31, 43, 0.08);
    --text: #14313d;
    --text-soft: #385662;
    --text-muted: #667d86;
    --accent-soft: rgba(255, 157, 0, 0.14);
    --shadow: 0 24px 60px rgba(18, 47, 58, 0.12);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: var(--font-ui);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 157, 0, 0.18), transparent 34%),
    radial-gradient(circle at top right, rgba(65, 154, 160, 0.14), transparent 30%),
    linear-gradient(180deg, var(--bg-soft), var(--bg));
  color: var(--text);
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
a {
  font: inherit;
}

a {
  color: inherit;
}

.skip-link,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: 1rem;
  left: 1rem;
  width: auto;
  height: auto;
  padding: 0.8rem 1rem;
  margin: 0;
  background: #fff4de;
  color: #0b2530;
  clip: auto;
  z-index: 1000;
  border-radius: var(--radius-sm);
}

.page-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: max(1rem, env(safe-area-inset-top)) 0 max(1.5rem, env(safe-area-inset-bottom));
}

.surface {
  position: relative;
  overflow: clip;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero {
  display: grid;
  gap: 1.4rem;
  padding: 1.25rem;
}

.hero::before {
  content: '';
  position: absolute;
  inset: auto -18% -42% auto;
  width: 280px;
  height: 280px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 157, 0, 0.24), transparent 68%);
  pointer-events: none;
}

.hero-brand {
  display: grid;
  gap: 1rem;
}

.hero-logo {
  width: 88px;
  height: 88px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero-subtitle {
  max-width: 64ch;
  margin: 0.85rem 0 0;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.6;
}

.eyebrow-row,
.hero-badges,
.results-meta,
.store-chip-row,
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.eyebrow,
.build-chip,
.mode-tag,
.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2rem;
  padding: 0.28rem 0.75rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.2;
}

.eyebrow,
.build-chip,
.meta-chip {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
}

.eyebrow {
  background: var(--accent-soft);
  color: var(--text);
}

.mode-tag {
  background: rgba(71, 179, 122, 0.14);
  color: #d8f6e6;
}

.hero-actions {
  display: grid;
  gap: 0.75rem;
}

.support-text,
.field-helper,
.results-summary,
.store-note,
.footer {
  color: var(--text-muted);
  line-height: 1.55;
}

.main-layout {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.panel {
  padding: 1.25rem;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  margin-bottom: 1rem;
}

.panel-header-wrap {
  align-items: flex-start;
}

.section-kicker {
  margin: 0 0 0.35rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel h2,
.panel h3 {
  margin: 0;
  font-size: 1.3rem;
}

.search-form,
.field-group,
.side-panel,
.notice-card,
.scanner-panel,
.scanner-header,
.store-card,
.store-content,
.store-header,
.footer {
  display: grid;
  gap: 0.85rem;
}

.field-group label {
  font-weight: 700;
}

.field-group {
  position: relative;
}

.field-group input {
  min-height: 3.25rem;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.16);
  color: var(--text);
}

.field-group input::placeholder {
  color: var(--text-muted);
}

.field-group input:focus-visible,
.button:focus-visible {
  outline: 3px solid rgba(255, 157, 0, 0.36);
  outline-offset: 2px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.15rem;
  padding: 0.82rem 1.15rem;
  border: 0;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  text-align: center;
  cursor: pointer;
  transition:
    transform 160ms ease,
    background-color 160ms ease,
    color 160ms ease;
}

.button:active {
  transform: translateY(1px) scale(0.995);
}

.button-primary {
  background: linear-gradient(135deg, #ffb100, #f07a00);
  color: #132630;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.scanner-panel {
  margin-top: 0.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.location-status {
  min-height: 1.1rem;
}

.location-suggestions {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% - 0.2rem);
  z-index: 20;
  overflow: hidden auto;
  max-height: 18rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel-strong) 96%, black 4%);
  box-shadow: 0 22px 50px rgba(1, 12, 18, 0.32);
}

.location-suggestion {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.location-suggestion:last-child {
  border-bottom: 0;
}

.location-suggestion strong,
.location-suggestion span {
  display: block;
}

.location-suggestion span {
  margin-top: 0.2rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.scanner-preview-frame {
  position: relative;
  min-height: 260px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: #01131b;
}

.scanner-video {
  width: 100%;
  min-height: 260px;
  object-fit: cover;
}

.scanner-guide {
  position: absolute;
  inset: 18% 12%;
  border: 3px solid rgba(255, 255, 255, 0.75);
  border-radius: 22px;
  box-shadow: 0 0 0 999px rgba(1, 12, 18, 0.28);
  pointer-events: none;
}

.feature-list {
  padding-left: 1.2rem;
  margin: 0;
  line-height: 1.65;
}

.notice-card {
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 157, 0, 0.08);
  border: 1px solid rgba(255, 157, 0, 0.18);
}

.results-grid {
  display: grid;
  gap: 1rem;
}

.store-card {
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    rgba(2, 15, 22, 0.16);
}

.store-badge {
  display: grid;
  place-items: center;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--store-accent), rgba(255, 255, 255, 0.18));
  color: #fff7ea;
  font-size: 1rem;
  font-weight: 900;
}

.store-header h3 {
  font-size: 1.1rem;
}

.store-header p,
.store-note,
.support-text,
.field-helper,
.results-summary,
.footer p {
  margin: 0;
}

.store-actions {
  display: grid;
  gap: 0.7rem;
}

.footer {
  margin-top: 1rem;
  padding: 0.25rem 0.2rem 0;
  font-size: 0.92rem;
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: 1.2fr auto;
    align-items: center;
    padding: 1.6rem;
  }

  .hero-brand {
    grid-template-columns: auto 1fr;
    align-items: center;
  }

  .hero-logo {
    width: 112px;
    height: 112px;
  }

  .main-layout {
    grid-template-columns: 1.35fr 0.95fr;
    align-items: start;
  }

  .results-panel {
    grid-column: 1 / -1;
  }

  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .store-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-shell {
    padding-top: max(1.6rem, env(safe-area-inset-top));
  }

  .hero,
  .panel {
    padding: 1.6rem;
  }

  .results-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}