/* 元衡生醫 官網樣式 — 色彩取自 shopee-product-gen/brand.json */
:root {
  --green: #2D6A4F;
  --green-dark: #1F4D39;
  --green-light: #52B788;
  --green-wash: #E7F1EA;
  --gold: #C9A84C;
  --gold-soft: #F3EAD0;
  --cream: #FAF8F3;
  --paper: #FFFFFF;
  --ink: #1A1A1A;
  --ink-mid: #4A4A4A;
  --ink-soft: #7A7A72;
  --line: #E6E1D6;
  --radius: 18px;
  --shadow: 0 10px 30px -12px rgba(31, 77, 57, .25);
  --serif: "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  --wrap: 1160px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.75; letter-spacing: .02em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.35; margin: 0; letter-spacing: .04em; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- 按鈕 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .8em 1.5em; border-radius: 999px; font-weight: 700; font-size: 15px;
  border: 1.5px solid transparent; transition: transform .15s, background .15s, color .15s;
  cursor: pointer; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-ghost { border-color: var(--green); color: var(--green); background: transparent; }
.btn-ghost:hover { background: var(--green); color: #fff; }
.btn-shopee { background: #EE4D2D; color: #fff; }
.btn-shopee:hover { background: #d63f21; }
.btn-line { background: #06C755; color: #fff; }
.btn-line:hover { background: #05a848; }
.btn svg { width: 18px; height: 18px; }

/* ---------- 頁首 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 248, 243, .92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 40px; height: 40px; object-fit: contain; }
.brand b { font-family: var(--serif); font-size: 21px; color: var(--green); letter-spacing: .08em; display: block; line-height: 1.1; }
.brand small { font-size: 11px; color: var(--gold); letter-spacing: .3em; display: block; }
.nav { display: flex; gap: 26px; margin-left: auto; font-size: 15px; }
.nav a { color: var(--ink-mid); padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--green); border-color: var(--gold); }
.header-cta { padding: .55em 1.1em; font-size: 14px; }
.menu-btn { display: none; margin-left: auto; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--green); }
.menu-btn svg { width: 26px; height: 26px; }

/* ---------- 首頁主視覺 ---------- */
.hero { position: relative; overflow: hidden; padding: 72px 0 88px; }
.hero::before {
  content: ""; position: absolute; right: -180px; top: -120px; width: 720px; height: 720px;
  background: radial-gradient(circle at 40% 40%, var(--green-wash), transparent 65%); z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--gold); font-weight: 700; letter-spacing: .3em; font-size: 13px; }
.eyebrow::before, .eyebrow::after { content: ""; width: 22px; height: 1px; background: var(--gold); }
.hero h1 { font-size: clamp(34px, 5vw, 54px); color: var(--green-dark); margin: 18px 0 20px; }
.hero h1 em { font-style: normal; color: var(--green); background: linear-gradient(transparent 68%, var(--gold-soft) 68%); }
.hero-lead { font-size: 17px; color: var(--ink-mid); max-width: 30em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-proof div { font-size: 13px; color: var(--ink-soft); }
.hero-proof strong { display: block; font-family: var(--serif); font-size: 26px; color: var(--green); line-height: 1.2; }
.hero-proof .stars { color: var(--gold); font-size: 14px; letter-spacing: 2px; }

.hero-visual { position: relative; aspect-ratio: 1 / 1; max-width: 520px; justify-self: center; width: 100%; }
.hero-arch {
  position: absolute; inset: 6% 10% 0; border-radius: 999px 999px 28px 28px;
  background: linear-gradient(180deg, #fff 0%, var(--gold-soft) 100%); border: 1px solid #eadfbf;
}
.hero-card {
  position: absolute; width: 50%; border-radius: 16px; overflow: hidden; background: #fff;
  box-shadow: var(--shadow); border: 4px solid #fff;
}
.hero-card:nth-child(2) { left: 0; top: 18%; transform: rotate(-5deg); }
.hero-card:nth-child(3) { right: 0; top: 8%; transform: rotate(4deg); z-index: 2; }
.hero-card:nth-child(4) { left: 25%; bottom: 0; z-index: 3; }
.hero-leaf { position: absolute; color: var(--green-light); opacity: .35; }
.hero-leaf.a { width: 120px; left: -30px; bottom: 10%; transform: rotate(-20deg); }
.hero-leaf.b { width: 80px; right: -10px; bottom: 30%; transform: rotate(150deg); }

/* ---------- 區塊共用 ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--paper); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 36px); color: var(--green-dark); margin-top: 12px; }
.section-head p { color: var(--ink-mid); margin-top: 12px; }

/* 三大承諾 */
.promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.promise { background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; }
.promise-icon { width: 54px; height: 54px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; margin-bottom: 18px; }
.promise-icon svg { width: 26px; height: 26px; }
.promise h3 { font-size: 21px; color: var(--green-dark); margin-bottom: 8px; }
.promise p { color: var(--ink-mid); font-size: 15px; }

/* 依需求找 */
.needs { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
@media (max-width: 600px) {
  .needs { grid-template-columns: 1fr 1fr; gap: 10px; }
  .need { flex-direction: column; align-items: flex-start; gap: 0; padding: 14px 16px; font-size: 15px; }
  .promise { display: grid; grid-template-columns: 48px 1fr; gap: 2px 16px; padding: 20px; }
  .promise-icon { width: 48px; height: 48px; margin: 0; grid-row: span 2; }
  .promise h3 { margin: 0; font-size: 18px; }
}
.need {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 18px 20px; border-radius: 14px; background: #fff; border: 1px solid var(--line);
  font-weight: 700; color: var(--green-dark); transition: border-color .15s, box-shadow .15s;
}
.need span { font-size: 13px; color: var(--ink-soft); font-weight: 400; }
.need:hover { border-color: var(--green-light); box-shadow: var(--shadow); }

/* 商品卡片 */
.grid-products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card-img { aspect-ratio: 1 / 1; background: var(--cream); position: relative; }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.badge {
  position: absolute; right: 12px; top: 12px; background: var(--green); color: #fff;
  font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; letter-spacing: .08em;
}
.card-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card-cat { font-size: 12px; color: var(--gold); font-weight: 700; letter-spacing: .12em; }
.card h3 { font-family: var(--sans); font-size: 17px; color: var(--ink); line-height: 1.45; }
.card p { font-size: 14px; color: var(--ink-mid); }
.card-more { margin-top: auto; padding-top: 8px; font-size: 14px; font-weight: 700; color: var(--green); }
.placeholder-img {
  width: 100%; height: 100%; display: grid; place-items: center; text-align: center;
  background: linear-gradient(160deg, #fff, var(--green-wash)); color: var(--green); padding: 20px;
}
.placeholder-img img { width: 34%; opacity: .9; margin: 0 auto 10px; }
.placeholder-img b { font-family: var(--serif); font-size: 15px; }
.center { text-align: center; margin-top: 40px; }

/* 產地 */
.origins { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.origin {
  text-align: center; padding: 26px 12px; border-radius: var(--radius);
  background: var(--green-dark); color: #fff; position: relative; overflow: hidden;
}
.origin::after { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(201, 168, 76, .45); border-radius: 12px; pointer-events: none; }
.origin b { display: block; font-family: var(--serif); font-size: 22px; letter-spacing: .1em; }
.origin span { font-size: 13px; color: var(--gold-soft); }
.origin strong { display: block; font-family: var(--serif); font-size: 34px; color: var(--gold); line-height: 1.3; margin-top: 6px; }

/* LINE 區塊 */
.line-box {
  display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: center;
  background: #fff; border-radius: 28px; padding: 40px 48px; border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.line-box .qr { width: 180px; padding: 12px; border: 2px solid #06C755; border-radius: 18px; background: #fff; }
.line-box h2 { font-size: clamp(24px, 3vw, 32px); color: var(--green-dark); }
.line-perks { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 22px; padding: 0; list-style: none; }
.line-perks li { background: var(--green-wash); color: var(--green-dark); font-size: 14px; font-weight: 700; padding: 6px 14px; border-radius: 999px; }
.line-perks li.hot { background: var(--gold-soft); color: #8a6a12; }

/* ---------- 頁尾 ---------- */
.site-footer { background: var(--green-dark); color: #dfe9e3; padding: 56px 0 28px; margin-top: 0; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.site-footer .brand b { color: #fff; }
.site-footer h4 { color: var(--gold); font-size: 14px; letter-spacing: .2em; margin: 0 0 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-note { margin-top: 18px; color: #b8cbc0; max-width: 28em; }
.footer-legal {
  margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.15);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; color: #9fb7a9; font-size: 13px;
}

/* ---------- 手機 ---------- */
@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 40px 0 64px; }
  .hero-visual { max-width: 420px; }
  .grid-products { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .promises { grid-template-columns: 1fr; }
  .origins { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .nav, .header-cta { display: none; }
  .menu-btn { display: block; }
  .nav.open {
    display: flex; flex-direction: column; gap: 0; position: absolute; left: 0; right: 0; top: 72px;
    background: var(--cream); border-bottom: 1px solid var(--line); padding: 8px 20px 16px;
  }
  .nav.open a { padding: 12px 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 600px) {
  body { font-size: 15px; }
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 32px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-proof { gap: 18px; justify-content: space-between; }
  .card-body { padding: 12px 12px 16px; }
  .card h3 { font-size: 15px; }
  .card p { display: none; }
  .origins { grid-template-columns: repeat(2, 1fr); }
  .origin:last-child { grid-column: 1 / -1; }
  .line-box { grid-template-columns: 1fr; text-align: center; padding: 32px 22px; gap: 20px; }
  .line-box .qr { margin: 0 auto; width: 160px; }
  .line-perks { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ================= 內頁共用 ================= */
.page-head { padding: 48px 0 40px; background: linear-gradient(180deg, var(--green-wash), var(--cream)); border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: clamp(28px, 4vw, 42px); color: var(--green-dark); margin-top: 10px; }
.page-head p { color: var(--ink-mid); margin-top: 10px; max-width: 40em; }
.crumbs { font-size: 13px; color: var(--ink-soft); display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs a { color: var(--green); }
.crumbs a:hover { text-decoration: underline; }
.prose { max-width: 760px; }
.prose h2 { font-size: clamp(22px, 3vw, 28px); color: var(--green-dark); margin: 0 0 14px; }
.prose p + p { margin-top: 12px; }
.todo { background: #FFF7E0; border: 1px dashed var(--gold); color: #7a5d0f; padding: 14px 18px; border-radius: 12px; font-size: 14px; margin-top: 16px; }

/* 商品總覽篩選 */
.filters { display: flex; gap: 10px; overflow-x: auto; padding: 4px 2px 18px; margin-bottom: 18px; scrollbar-width: thin; }
.chip {
  flex: 0 0 auto; padding: 8px 18px; border-radius: 999px; border: 1.5px solid var(--line);
  background: #fff; font: inherit; font-size: 14px; font-weight: 700; color: var(--ink-mid); cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--green); border-color: var(--green); color: #fff; }
.chip:hover { border-color: var(--green-light); }
.result-count { font-size: 14px; color: var(--ink-soft); margin-bottom: 16px; }
.card[hidden] { display: none; }
.card-line { font-size: 12px; color: #06A148; font-weight: 700; }

/* 商品詳細頁 */
.pd { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; padding: 40px 0 72px; }
.gallery-main { aspect-ratio: 1/1; border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--line); }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.thumbs { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; margin-top: 12px; }
.thumbs button { padding: 0; border: 2px solid transparent; border-radius: 10px; overflow: hidden; cursor: pointer; background: #fff; aspect-ratio: 1/1; }
.thumbs button[aria-current="true"] { border-color: var(--green); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pd-info { position: sticky; top: 96px; }
.pd-info h1 { font-size: clamp(26px, 3.4vw, 36px); color: var(--green-dark); margin: 8px 0 6px; }
.pd-size { color: var(--ink-soft); font-size: 15px; }
.pd-tagline { font-size: 18px; font-weight: 700; color: var(--green); margin-top: 18px; }
.pd-intro { color: var(--ink-mid); margin-top: 10px; }
.pd-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.pd-cta .btn { flex: 1 1 200px; padding: 1em 1.5em; font-size: 16px; }
.pd-note { font-size: 13px; color: var(--ink-soft); margin-top: 12px; }
.seal {
  display: inline-grid; place-items: center; width: 84px; height: 84px; border-radius: 50%;
  background: var(--green-dark); color: var(--gold); text-align: center; line-height: 1.2;
  box-shadow: 0 0 0 3px var(--cream), 0 0 0 4px var(--gold); float: right; margin: 0 0 10px 16px;
}
.seal b { font-family: var(--serif); font-size: 15px; display: block; }
.seal small { font-size: 8px; letter-spacing: .08em; display: block; }
.pd-blocks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.block { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.block h2 { font-size: 21px; color: var(--green-dark); margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.block h2::before { content: ""; width: 6px; height: 22px; border-radius: 3px; background: var(--gold); }
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checklist li { position: relative; padding-left: 28px; }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: .3em; width: 19px; height: 19px; border-radius: 50%;
  background: var(--green-wash); color: var(--green); font-size: 12px; font-weight: 700; line-height: 19px; text-align: center;
}
.block-wide { grid-column: 1 / -1; }
.specs { width: 100%; border-collapse: collapse; font-size: 15px; }
.specs th, .specs td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.specs th { width: 7.5em; color: var(--green-dark); background: var(--cream); font-weight: 700; white-space: nowrap; }
.caution { background: var(--gold-soft); border-radius: 12px; padding: 14px 18px; font-size: 14px; color: #6b5414; margin-top: 18px; }

/* 品質與產地 */
.origin-rows { display: grid; gap: 22px; }
.origin-row { display: grid; grid-template-columns: 220px 1fr; gap: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; align-items: start; }
.origin-row .origin { padding: 22px 12px; }
.origin-row h3 { font-size: 22px; color: var(--green-dark); margin-bottom: 6px; }
.origin-row p { color: var(--ink-mid); }
.mini-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; padding: 0; list-style: none; }
.mini-list a { display: inline-block; font-size: 14px; padding: 5px 12px; border-radius: 999px; background: var(--green-wash); color: var(--green-dark); font-weight: 700; }
.mini-list a:hover { background: var(--green); color: #fff; }
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 0; list-style: none; }
.steps li { counter-increment: s; background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--gold); color: #fff; font-weight: 700; margin-bottom: 12px; }
.steps b { display: block; color: var(--green-dark); font-size: 17px; margin-bottom: 4px; }
.steps span { color: var(--ink-mid); font-size: 15px; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 0 22px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 28px 18px 0; font-weight: 700; color: var(--green-dark); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--gold); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 18px; color: var(--ink-mid); }
.faq-group { font-family: var(--serif); color: var(--gold); letter-spacing: .2em; font-size: 14px; margin: 26px 0 4px; }

/* 聯絡 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 36px; text-align: center; box-shadow: var(--shadow); }
.contact-card h2 { font-size: 24px; color: var(--green-dark); margin: 10px 0; }
.contact-card p { color: var(--ink-mid); margin-bottom: 20px; }
.contact-card .qr { width: 200px; margin: 0 auto 18px; padding: 12px; border: 2px solid #06C755; border-radius: 18px; }
.contact-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto; display: grid; place-items: center; color: #fff; }
.contact-icon svg { width: 32px; height: 32px; }

@media (max-width: 960px) {
  .pd { grid-template-columns: 1fr; gap: 28px; padding-top: 24px; }
  .pd-info { position: static; }
  .pd-blocks, .contact-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .origin-row { grid-template-columns: 1fr; gap: 16px; }
  .origin-row .origin { max-width: 220px; }
}
@media (max-width: 600px) {
  .page-head { padding: 32px 0 28px; }
  .thumbs { grid-template-columns: repeat(5, 1fr); }
  .block { padding: 22px 18px; }
  .specs th { width: 6em; padding: 10px; }
  .specs td { padding: 10px; }
  .pd-cta { position: sticky; bottom: 0; background: var(--cream); padding: 12px 0; margin-top: 18px; z-index: 5; }
  .contact-card { padding: 28px 20px; }
}