:root {
  --bg: #f7f5f0;
  --bg-alt: #eef3ee;
  --surface: #ffffff;
  --text: #1f2a24;
  --muted: #5f6b64;
  --primary: #2f6f5e;
  --primary-dark: #1f4d41;
  --accent: #d9a441;
  --danger: #b3413a;
  --danger-bg: #fbeeed;
  --border: #e3e0d8;
  --shadow: 0 6px 24px rgba(31, 42, 36, 0.08);
  --radius: 16px;
  --font-sans: "Noto Sans TC", system-ui, -apple-system, "PingFang TC", "Microsoft JhengHei", sans-serif;
  --font-serif: "Noto Serif TC", "PingFang TC", serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
h1, h2, h3 { line-height: 1.3; margin: 0 0 .5em; }
h2 { font-family: var(--font-serif); font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
.container { width: min(1120px, 100% - 32px); margin: 0 auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247, 245, 240, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 1.15rem; color: var(--primary-dark); }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--primary); color: #fff; }
.nav-menu { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.nav-menu a { display: block; padding: 8px 12px; border-radius: 8px; color: var(--text); font-weight: 500; font-size: .95rem; }
.nav-menu a:hover { background: var(--bg-alt); color: var(--primary-dark); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; transition: .25s; }

/* Hero */
.hero {
  background:
    radial-gradient(900px 400px at 10% -10%, rgba(47,111,94,.18), transparent 60%),
    radial-gradient(700px 400px at 100% 0%, rgba(217,164,65,.18), transparent 60%),
    var(--bg);
  padding: 72px 0 56px;
}
.eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .75rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.hero h1 { font-family: var(--font-serif); font-size: clamp(2rem, 5vw, 3.4rem); color: var(--primary-dark); }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 640px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 40px; }
.btn { display: inline-block; padding: 12px 24px; border-radius: 999px; font-weight: 700; transition: .2s; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 18px rgba(47,111,94,.3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-ghost { border: 2px solid var(--primary); color: var(--primary); }
.btn-ghost:hover { background: var(--primary); color: #fff; }

.sober-counter {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 24px; box-shadow: var(--shadow); max-width: 640px;
}
.sober-counter label { font-weight: 700; display: block; margin-bottom: 8px; }
.counter-row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.sober-counter input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; font: inherit; }
.counter-result { color: var(--muted); flex: 1; min-width: 200px; }
.counter-result strong { color: var(--primary-dark); font-size: 1.6rem; font-family: var(--font-serif); }

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 680px; margin-bottom: 40px; }
.sub { color: var(--muted); font-size: 1.05rem; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(31,42,36,.12); }
.card p:last-child { margin-bottom: 0; color: var(--muted); }
.card-icon { font-size: 2rem; margin-bottom: 12px; }
.card-outline { border-color: var(--primary); }
.card-danger { border-color: var(--danger); background: var(--danger-bg); }
.card-danger h3 { color: var(--danger); }
.badge { display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .1em; color: var(--primary-dark); background: var(--bg-alt); padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }

.check-list { list-style: none; padding: 0; margin: 0 0 16px; }
.check-list li { padding-left: 28px; position: relative; margin-bottom: 6px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--primary); font-weight: 900; }
.check-list.danger li::before { content: "!"; color: var(--danger); }
.note { font-size: .92rem; color: var(--muted); border-top: 1px dashed var(--border); padding-top: 12px; }

.callout {
  margin-top: 28px; padding: 20px 24px; border-radius: var(--radius);
  background: #fff8e8; border-left: 5px solid var(--accent); color: #5a4a1f;
}

/* Timeline */
.timeline { list-style: none; padding: 0; margin: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 14px; top: 8px; bottom: 8px; width: 2px; background: var(--primary); opacity: .3; }
.timeline li { position: relative; padding: 0 0 32px 48px; }
.timeline li::before { content: ""; position: absolute; left: 7px; top: 8px; width: 16px; height: 16px; border-radius: 50%; background: var(--primary); border: 3px solid var(--bg-alt); box-shadow: 0 0 0 2px var(--primary); }
.tl-time { display: inline-block; font-size: .8rem; font-weight: 700; color: var(--primary-dark); background: #fff; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--border); margin-bottom: 6px; }
.timeline p { color: var(--muted); margin: 0; }

/* Tips */
.tips { margin-top: 48px; background: var(--surface); border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); }
.tips h3 { margin-bottom: 20px; }
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tip { display: flex; gap: 12px; align-items: flex-start; background: var(--bg); padding: 14px 16px; border-radius: 12px; font-size: .95rem; }
.tip span { font-size: 1.3rem; line-height: 1; }

/* Help */
.section-dark { background: var(--primary-dark); color: #fff; }
.section-dark .eyebrow { color: var(--accent); }
.section-dark .sub { color: rgba(255,255,255,.75); }
.help-card {
  display: flex; flex-direction: column; gap: 4px; padding: 24px;
  border-radius: var(--radius); background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.15); color: #fff; transition: .2s;
}
a.help-card:hover { background: rgba(255,255,255,.14); transform: translateY(-3px); }
.help-num { font-family: var(--font-serif); font-size: 2rem; font-weight: 700; color: var(--accent); }
.help-name { font-weight: 700; font-size: 1.1rem; }
.help-desc { font-size: .9rem; color: rgba(255,255,255,.75); }

/* Resources */
.resource-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.tab { font: inherit; font-weight: 600; padding: 10px 20px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); cursor: pointer; transition: .2s; }
.tab:hover { border-color: var(--primary); color: var(--primary); }
.tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.panel { display: none; }
.panel.active { display: block; }
.empty {
  text-align: center; padding: 64px 24px; border: 2px dashed var(--border);
  border-radius: var(--radius); background: var(--surface); color: var(--muted);
}
.empty span { font-size: 2.6rem; display: block; margin-bottom: 8px; }
.empty p { font-weight: 700; font-size: 1.1rem; margin-bottom: 4px; color: var(--text); }

/* Footer */
.site-footer { background: #1a2420; color: rgba(255,255,255,.7); padding: 48px 0; text-align: center; }
.footer-quote { font-family: var(--font-serif); font-size: 1.3rem; color: #fff; }
.footer-disclaimer { font-size: .85rem; max-width: 560px; margin: 0 auto 16px; }
.footer-copy { font-size: .8rem; margin: 0; }

.scroll-btns { position: fixed; right: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 10px; z-index: 90; }
.scroll-btn {
  width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%;
  background: var(--primary); color: #fff; font-weight: 900; box-shadow: var(--shadow);
  transition: .25s;
}
.scroll-btn:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* Responsive */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border); padding: 8px 16px 16px;
    display: none; box-shadow: var(--shadow);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 12px; font-size: 1rem; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { padding: 48px 0 40px; }
  .section { padding: 52px 0; }
  .grid-2, .grid-3, .tips-grid { grid-template-columns: 1fr; }
  .card { padding: 22px; }
  .tips { padding: 22px; }
  .sober-counter { padding: 16px; }
}

/* Medications */
.med-group-title { font-family: var(--font-serif); font-size: 1.3rem; color: var(--primary-dark); margin: 40px 0 20px; padding-left: 14px; border-left: 4px solid var(--accent); }
.med-group-title:first-of-type { margin-top: 0; }
.med-grid { margin-bottom: 8px; }
.med-card { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 24px; }
.med-card:hover { transform: none; }
.med-visual { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: var(--bg); border-radius: 12px; padding: 16px 12px; text-align: center; }
.pill-svg { width: 100%; max-width: 150px; height: auto; }
.med-shape { font-size: .78rem; color: var(--muted); line-height: 1.4; }
.med-body h3 { margin-bottom: 4px; }
.med-brand { font-size: .85rem; color: var(--muted); margin-bottom: 12px; }
.badge-med { background: #e7f1ee; color: var(--primary-dark); }
.badge-warn { background: #fff3e0; color: #8a5a12; }
.med-info { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: .93rem; }
.med-info dt { font-weight: 700; color: var(--primary-dark); white-space: nowrap; }
.med-info dd { margin: 0; color: var(--muted); }
.med-card.compact { grid-template-columns: 1fr; gap: 16px; }
.med-card.compact .med-body p:last-child { color: var(--muted); font-size: .93rem; }
.callout-med { background: #eef3ee; border-left-color: var(--primary); color: var(--text); }
@media (max-width: 720px) {
  .med-card { grid-template-columns: 1fr; gap: 16px; }
  .med-info { grid-template-columns: 1fr; gap: 2px; }
  .med-info dd { margin-bottom: 8px; }
}

/* Resource items */
.resource-list { display: grid; gap: 12px; }
.resource-item {
  display: flex; align-items: center; gap: 16px; padding: 18px 20px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text); box-shadow: var(--shadow); transition: .2s;
}
.resource-item:hover { transform: translateY(-2px); border-color: var(--primary); }
.resource-icon { flex: 0 0 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: #fdeaea; color: #d23b3b; font-weight: 900; }
.resource-text { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.resource-title { font-weight: 700; }
.resource-desc { font-size: .85rem; color: var(--muted); }
.resource-arrow { color: var(--muted); font-weight: 700; }
.resource-icon.icon-doc { background: #e7f1ee; color: var(--primary-dark); }

/* Banner image */
.banner { padding: 0 0 8px; margin-top: -16px; }
.banner-figure { margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: 0 16px 40px rgba(31,42,36,.16); border: 1px solid var(--border); }
.banner-figure img { width: 100%; height: auto; display: block; transition: transform .6s ease; }
.banner-figure:hover img { transform: scale(1.02); }
@media (max-width: 720px) {
  .banner { margin-top: 0; }
  .banner-figure { border-radius: 12px; }
}