/* 食安雷達 Food Safety Radar — base styles
   Mobile-first, no framework, no build step. */

:root {
  --color-bg: #f7f5f0;
  --color-surface: #ffffff;
  --color-text: #1c2420;
  --color-text-muted: #5b6560;
  --color-border: #e2ded4;

  --color-primary: #0b3d2e;      /* deep green */
  --color-primary-dark: #072a20;
  --color-secondary: #123a5c;    /* deep blue */

  --color-danger: #c0392b;       /* confirmed_non_compliant */
  --color-danger-strong: #d9480f;/* affected_raw_material (橘紅) */
  --color-warning: #e08a1e;      /* precautionary_recall */
  --color-caution: #d4a017;      /* under_investigation */
  --color-info: #1f6fb2;         /* recalled */
  --color-neutral: #6b7570;      /* resolved / other */

  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 3px rgba(20, 30, 25, 0.08), 0 1px 2px rgba(20, 30, 25, 0.06);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  --font-base: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC",
    "Microsoft JhengHei", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #12161a;
    --color-surface: #1a2126;
    --color-text: #eef2ee;
    --color-text-muted: #a3aca6;
    --color-border: #2c3a35;
    --color-primary: #4caf87;
    --color-primary-dark: #3a8c69;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

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

a {
  color: var(--color-secondary);
}

@media (prefers-color-scheme: dark) {
  a {
    color: #7db8e8;
  }
}

:focus-visible {
  outline: 3px solid var(--color-warning);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 900px) {
  .container-wide {
    max-width: 1100px;
  }
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  z-index: 100;
}
.skip-link:focus {
  left: var(--space-3);
  top: var(--space-3);
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-primary);
}

.brand-logo {
  width: 32px;
  height: 32px;
}

.brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

@media (prefers-color-scheme: dark) {
  .brand-name,
  .brand {
    color: var(--color-primary);
  }
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(76, 175, 135, 0.35), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 10%, rgba(255, 255, 255, 0.08), transparent 55%),
    linear-gradient(180deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #fff;
  padding: var(--space-7) 0 var(--space-6);
}

.hero h1 {
  font-size: 1.85rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
}

.hero p.subtitle {
  font-size: 1rem;
  margin: 0 0 var(--space-5);
  color: rgba(255, 255, 255, 0.88);
}

@media (min-width: 640px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero p.subtitle {
    font-size: 1.15rem;
  }
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: #d7f2e4;
  background: rgba(76, 175, 135, 0.18);
  border: 1px solid rgba(76, 175, 135, 0.45);
  border-radius: 999px;
  padding: 5px 12px;
}

.trust-badge svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* Hero layout: search on the left, general Email subscribe card on the
   right (desktop only — stacks below the search block on mobile since
   there isn't room for a side-by-side layout). */
.hero-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero-side-stack {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .site-header .container,
  .hero .container {
    max-width: 1100px;
  }
  .hero-layout {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-7);
  }
  .hero-main {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 640px;
  }
  .hero-side-stack {
    flex: 0 0 320px;
    width: 320px;
  }
}

.hero-subscribe-card {
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.hero-subscribe-card h2 {
  margin: 0 0 var(--space-2);
  font-size: 1.15rem;
  color: var(--color-primary);
}

.hero-subscribe-card > p {
  margin: 0 0 var(--space-3);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.hero-subscribe-card .subscribe-panel {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.subscribe-benefits {
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.subscribe-benefits li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.87rem;
  color: var(--color-text);
}

.subscribe-benefits svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
}

/* Inline "no results" subscribe prompt — turns a dead-end search into a
   capture moment instead of just showing an empty message. Rendered
   standalone inside #result-list, so it gets its own card treatment. */
.no-result-subscribe {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}

.no-result-subscribe h3 {
  margin: 0 0 var(--space-1);
  font-size: 1rem;
  color: var(--color-primary);
}

.no-result-subscribe > p {
  margin: 0 0 var(--space-3);
  font-size: 0.87rem;
  color: var(--color-text-muted);
}

/* Search */
.search-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-surface);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

@media (min-width: 560px) {
  .search-form {
    flex-direction: row;
  }
}

.search-form label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.search-input {
  flex: 1;
  font-size: 1rem;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: var(--color-surface);
  min-height: 48px;
}

.search-submit {
  font-size: 1rem;
  font-weight: 700;
  padding: var(--space-3) var(--space-5);
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-warning);
  color: #1c1300;
  cursor: pointer;
  min-height: 48px;
}

.search-submit:hover {
  filter: brightness(1.05);
}

.search-submit:active {
  filter: brightness(0.95);
}

.search-hint {
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
}

/* Popular searches */
.popular-searches-label {
  margin: var(--space-4) 0 var(--space-2);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.popular-searches {
  margin-top: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.popular-searches .chip {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  padding: var(--space-1) var(--space-3);
  font-size: 0.85rem;
  cursor: pointer;
}

.popular-searches .chip:hover {
  background: rgba(255, 255, 255, 0.24);
}

/* Sections */
.section {
  padding: var(--space-6) 0;
}

.section h2 {
  font-size: 1.3rem;
  margin: 0 0 var(--space-4);
  color: var(--color-primary);
}

@media (prefers-color-scheme: dark) {
  .section h2 {
    color: #cfe8db;
  }
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  max-width: 480px;
  margin: 0 auto;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.stats-updated {
  margin-top: var(--space-3);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Result cards */
.result-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.result-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.result-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(20, 30, 25, 0.12), 0 2px 6px rgba(20, 30, 25, 0.08);
}

.result-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.result-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-text);
}

.result-meta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: var(--space-2);
  row-gap: var(--space-1);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: var(--space-2) 0;
}

.result-meta dt {
  font-weight: 600;
  white-space: nowrap;
}

.result-meta dd {
  margin: 0;
  min-width: 0; /* let this grid cell shrink so long unbroken strings wrap instead of overflowing the card */
  overflow-wrap: break-word;
  word-break: break-word;
}

.result-evidence {
  font-size: 0.9rem;
  margin: var(--space-2) 0;
  color: var(--color-text);
}

/* Highlights the substring that matched the user's search query, inside
   result titles and detail fields. Fixed colors (not theme tokens) so it
   reads the same as a highlighter pen regardless of light/dark mode. */
mark.search-highlight {
  background: #fde68a;
  color: #1c1300;
  padding: 0 2px;
  border-radius: 3px;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  text-decoration: none;
  min-height: 40px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(11, 61, 46, 0.25);
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 12px rgba(11, 61, 46, 0.3);
}

.btn-outline {
  background: transparent;
}

/* Risk badges — color + text label, never color-only */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  color: #fff;
  white-space: nowrap;
}

.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  filter: brightness(1.6);
}

.badge-confirmed_non_compliant { background: var(--color-danger); }
.badge-affected_raw_material { background: var(--color-danger-strong); }
.badge-precautionary_recall { background: var(--color-warning); color: #1c1300; }
.badge-under_investigation { background: var(--color-caution); color: #1c1300; }
.badge-recalled { background: var(--color-info); }
.badge-resolved { background: var(--color-neutral); }
.badge-other { background: var(--color-neutral); }

/* Search status */
.search-status {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.search-status.is-empty {
  color: var(--color-text-muted);
}

.search-status.is-error {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.search-status .status-note {
  display: block;
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Inline subscribe panel under a result card */
.subscribe-panel {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.subscribe-panel .form-field,
.subscribe-panel .checkbox-field {
  margin-bottom: var(--space-3);
}

.subscribe-panel .status-note,
.modal-card .status-note {
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
}

.subscribe-panel .status-note.is-success,
.modal-card .status-note.is-success {
  background: rgba(76, 175, 135, 0.15);
  color: var(--color-primary);
}

.subscribe-panel .status-note.is-error,
.modal-card .status-note.is-error {
  background: rgba(192, 57, 43, 0.12);
  color: var(--color-danger);
}

/* Email-gate modal (search-form submission prompt) */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 20, 16, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 1000;
}

.modal-card {
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  max-width: 420px;
  width: 100%;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.modal-card h2 {
  margin: 0 0 var(--space-2);
  color: var(--color-primary);
  font-size: 1.2rem;
}

.modal-description {
  margin: 0 0 var(--space-4);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

/* EatOrNot cross-promo card */
.promo-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background: linear-gradient(135deg, #fff7ea 0%, #fff 55%);
  border: 1px solid #f0dfb8;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
}

@media (prefers-color-scheme: dark) {
  .promo-card {
    background: linear-gradient(135deg, rgba(224, 138, 30, 0.12) 0%, var(--color-surface) 55%);
    border-color: rgba(224, 138, 30, 0.35);
  }
}

@media (min-width: 640px) {
  .promo-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.promo-card-body {
  flex: 1 1 auto;
}

.promo-lights {
  display: inline-flex;
  gap: 5px;
  margin-bottom: var(--space-2);
}

.promo-lights span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.promo-lights .light-red { background: var(--color-danger); }
.promo-lights .light-yellow { background: var(--color-warning); }
.promo-lights .light-green { background: #2f9e5c; }

.promo-card h2 {
  margin: 0 0 var(--space-2);
  font-size: 1.2rem;
  color: var(--color-text);
}

.promo-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  max-width: 46ch;
}

.promo-card-actions {
  flex-shrink: 0;
}

.btn-promo {
  background: #1c1300;
  border-color: #1c1300;
  color: #fff;
  white-space: nowrap;
}

.btn-promo:hover {
  filter: brightness(1.25);
}

/* Disclaimer */
.disclaimer {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-6) 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.site-footer nav a {
  color: var(--color-text-muted);
  text-decoration: underline;
}

.share-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.share-label {
  color: var(--color-text-muted);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-3);
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--color-text-muted);
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  min-height: 36px;
}

.share-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.footer-credit-label {
  margin-bottom: var(--space-2);
}

.footer-brand-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: var(--space-1) var(--space-3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-surface);
  text-decoration: none;
  min-height: 36px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.brand-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Loading spinner (CSS only) */
.spinner {
  display: inline-block;
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

/* Simple page shell used by verify/manage/unsubscribe/privacy/terms */
.page-section {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
}

.page-section h1 {
  color: var(--color-primary);
}

.form-field {
  margin-bottom: var(--space-4);
}

.form-field label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.form-field input[type="email"],
.form-field input[type="text"],
.form-field select {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  min-height: 44px;
  background: var(--color-surface);
  color: var(--color-text);
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.checkbox-field input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  flex-shrink: 0;
}