/* ==========================================================================
   陳忠義聯合診所 官網樣式 — 編輯感版型
   參考：極簡、留白、細線分區、襯線標題、單一藏青、膠囊按鈕、圓角 4px。
   調色盤與 LIFF／後台同源；改風格只動 :root。
   ========================================================================== */
:root {
  --bg:    #faf9f7;   /* 米白底 */
  --panel: #f2efe9;   /* 淺底面板 */
  --ink:   #2b2b2b;   /* 炭黑字 */
  --sub:   #8a8580;   /* 次要文字 */
  --line:  #e6e2dc;   /* 細線 */
  --navy:  #1f2e4a;   /* logo 藏青：唯一強調色 */
  --tint:  #e9edf2;   /* 藏青淡底：插圖面板、標籤、頭像底 */
  --gold:  #ad9462;   /* logo 金：目前只出現在 logo，保留給日後點綴 */

  /* 科別色（與 API repo 的 SPEC_PINNED 一致，只用在小圓點與標籤） */
  --spec-gastro: #4a6fa5;
  --spec-rehab:  #5e8c74;

  --r: 4px;
  --max: 1120px;
  --gutter: 32px;
  --nav-h: 84px;

  --font:  "Noto Sans TC", "Hiragino Sans", -apple-system, "PingFang TC", sans-serif;
  --serif: "Noto Serif TC", "Hiragino Mincho ProN", "PingFang TC", serif;

  --fs-h1: clamp(2.1rem, 4vw, 3.1rem);
  --fs-h2: clamp(1.5rem, 2.6vw, 1.9rem);
  --sec: 96px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 1rem; line-height: 1.75; -webkit-font-smoothing: antialiased; }
img, svg, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--navy); outline-offset: 3px; }
h1, h2, h3, .serif { font-family: var(--serif); font-weight: 600; text-wrap: balance; }
h1 { font-size: var(--fs-h1); line-height: 1.45; }
h2 { font-size: var(--fs-h2); line-height: 1.4; }
h3 { font-size: 1.05rem; line-height: 1.5; }
.sub { color: var(--sub); }
.sm { font-size: .93rem; }
.xs { font-size: .82rem; }
.num { font-variant-numeric: tabular-nums; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
section { padding: var(--sec) 0; border-bottom: 1px solid var(--line); }
section.no-line { border-bottom: 0; }
.section-head { margin-bottom: 48px; }
.section-head h2 { border-bottom: 1px solid var(--line); padding-bottom: 22px; display: flex; justify-content: space-between; align-items: baseline; gap: 20px; }
.section-head h2 .more { font-family: var(--font); font-size: .9rem; font-weight: 400; color: var(--sub); white-space: nowrap; }
.section-head h2 .more:hover { color: var(--navy); }
.section-head p { color: var(--sub); margin-top: 14px; max-width: 48ch; }

/* ── 圖示：線條、隨文字色 ─────────────────────────── */
.icon { width: 1.4em; height: 1.4em; stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; display: inline-block; vertical-align: -.3em; flex-shrink: 0; }

/* ── 按鈕：藏青膠囊；次要為細框膠囊 ───────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 999px; font-family: var(--font); font-size: .98rem; border: 1px solid var(--navy); white-space: nowrap; transition: opacity .15s, background .15s, color .15s; }
.btn-primary { background: var(--navy); color: var(--bg); }
.btn-primary:hover { opacity: .88; }
.btn-outline { background: transparent; color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--bg); }
.btn-sm { padding: 8px 20px; font-size: .92rem; }
.tel { color: var(--sub); font-size: .92rem; font-variant-numeric: tabular-nums; }
.cta-row { display: flex; align-items: center; gap: 20px; margin-top: 36px; flex-wrap: wrap; }
.tag { font-size: .78rem; color: var(--navy); background: var(--tint); padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.tag.spec-gastro { color: var(--spec-gastro); background: #eaeff6; }
.tag.spec-rehab  { color: var(--spec-rehab);  background: #eaf1ed; }

/* ── 插圖／照片面板：淡底 4px 圓角，之後換照片只要放 <img> ── */
.art { background: var(--tint); border-radius: var(--r); position: relative; overflow: hidden; }
.art svg { width: 100%; height: 100%; }
.art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.art .cap { position: absolute; left: 12px; bottom: 10px; font-size: .72rem; color: var(--navy); opacity: .55; letter-spacing: .1em; }

/* ── 導覽列 ───────────────────────────────────────── */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(250, 249, 247, .92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .wrap { height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand img { height: 38px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-size: .92rem; color: var(--sub); padding: 4px 0; border-bottom: 1px solid transparent; transition: color .15s; }
.nav-links a:hover, .nav-links a.on { color: var(--ink); border-bottom-color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; }
.nav-toggle span { display: block; width: 22px; height: 1.5px; background: var(--ink); position: relative; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 22px; height: 1.5px; background: var(--ink); transition: transform .2s; }
.nav-toggle span::before { top: -7px; } .nav-toggle span::after { top: 7px; }
.nav-menu { display: none; position: fixed; inset: var(--nav-h) 0 0 0; z-index: 49; background: var(--bg); padding: 12px var(--gutter) 120px; overflow-y: auto; }
.nav-menu a { display: block; padding: 18px 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 1.15rem; }
.nav-menu .menu-foot { margin-top: 24px; display: grid; gap: 12px; }
body.menu-open .nav-menu { display: block; }
body.menu-open { overflow: hidden; }
body.menu-open .nav-toggle span { background: transparent; }
body.menu-open .nav-toggle span::before { transform: translateY(7px) rotate(45deg); }
body.menu-open .nav-toggle span::after { transform: translateY(-7px) rotate(-45deg); }

/* ── 置頂公告橫幅：導覽列下方一條細帶，公告到期即整條消失 ───── */
.notice-bar { background: var(--panel); border-bottom: 1px solid var(--line); }
.notice-bar .wrap { display: flex; align-items: center; gap: 14px; padding-block: 12px; font-size: .92rem; }
.notice-bar .tag { flex: 0 0 auto; }
.notice-bar > .wrap > span:not(.tag) { flex: 1; min-width: 0; }
.notice-bar a { flex: 0 0 auto; color: var(--navy); font-size: .88rem; }

/* ── Hero ─────────────────────────────────────────── */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 56px; padding: 72px 0 40px; border-bottom: 0; }   /* 下方留白收窄：接著的區塊自己有 96px 上留白 */
.hero p { color: var(--sub); max-width: 38ch; margin-top: 24px; font-size: 1.02rem; }
.hero .art { aspect-ratio: 4 / 3; }

/* ── 左右分欄（理念、簡介） ─────────────────────── */
.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: center; }
.split.rev { grid-template-columns: 1.15fr .85fr; }
.split .art { aspect-ratio: 1 / 1; }
.split h2 { margin-bottom: 22px; }
.split p { color: var(--sub); max-width: 44ch; }
.split p + p { margin-top: 14px; }

/* ── 服務項目：圖示＋文字，兩欄 ─────────────────── */
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 48px; }
.service-item { display: flex; gap: 16px; }
.service-item .icon { color: var(--navy); margin-top: .15em; }
.service-item h3 { font-weight: 600; margin-bottom: 6px; }
.service-item p { color: var(--sub); font-size: .93rem; }
.spec-head { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.spec-head h3 { font-size: 1.2rem; }
.spec-head .dot { width: 8px; height: 8px; border-radius: 999px; }
.org { font-family: var(--font); font-weight: 400; font-size: .85rem; color: var(--sub); letter-spacing: .04em; }   /* 歸屬標註：哪家機構 */
.org-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.org-card dl > div { display: grid; grid-template-columns: 7em 1fr; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: .93rem; }
.org-card dt { color: var(--sub); }
.bg-gastro { background: var(--spec-gastro); } .bg-rehab { background: var(--spec-rehab); }
.spec-block + .spec-block { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }

/* ── 三步驟 ──────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.step .n { font-family: var(--serif); font-size: 1.15rem; letter-spacing: .1em; color: var(--navy); border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 16px; }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--sub); font-size: .93rem; }

/* ── 醫師：圓形頭像、名字、一句話 ────────────────── */
.doctor-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; }
.avatar { width: 76px; height: 76px; border-radius: 50%; background: var(--tint); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; position: relative; overflow: hidden; }
.avatar .icon { width: 34px; height: 34px; color: var(--navy); }
.avatar img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.doctor .name { font-size: 1.15rem; margin-bottom: 2px; }
.doctor .title { color: var(--sub); font-size: .88rem; margin-bottom: 16px; }
.doctor .quote { font-family: var(--serif); font-style: italic; font-size: .98rem; border-left: 2px solid var(--tint); padding-left: 14px; }
.doctor .skills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.doctor .bio { margin-top: 16px; color: var(--sub); font-size: .9rem; }
.doctor .bio li { padding: 6px 0; border-top: 1px solid var(--line); }
.doctor .bio-title { font-size: .78rem; color: var(--sub); letter-spacing: .2em; margin-top: 20px; }
.doctor-page .doctor { display: grid; grid-template-columns: 140px 1fr; gap: 36px; padding: 48px 0; border-bottom: 1px solid var(--line); }
.doctor-page .doctor:first-child { padding-top: 0; }
.doctor-page .avatar { width: 140px; height: 140px; margin: 0; }
.doctor-page .avatar .icon { width: 56px; height: 56px; }
.doctor-page .doctor .name { font-size: 1.4rem; }
.doctor-page .doctor .btn { margin-top: 22px; }

/* ── 衛教：清單列 ─────────────────────────────────── */
.article-list { display: flex; flex-direction: column; }
.article { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.article:first-child { border-top: 1px solid var(--line); }
.article[hidden] { display: none; }
.article-main { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.article h3 { font-weight: 500; }
.article:hover h3 { color: var(--navy); }
.article .excerpt { color: var(--sub); font-size: .88rem; display: block; margin-top: 4px; }
.date { color: var(--sub); font-size: .82rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filters button { font-size: .88rem; padding: 6px 16px; border-radius: 999px; border: 1px solid var(--line); color: var(--sub); }
.filters button.on { border-color: var(--navy); color: var(--navy); background: var(--tint); }

/* 文章頁 */
.article-page { max-width: 720px; }
.article-page .meta { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: .82rem; color: var(--sub); margin: 18px 0 40px; }
.article-page .body h2 { font-size: 1.35rem; margin: 44px 0 14px; padding-top: 24px; border-top: 1px solid var(--line); }
.article-page .body h3 { margin: 24px 0 8px; }
.article-page .body p { margin-bottom: 14px; }
.article-page .body ul, .article-page .body ol { margin: 0 0 16px 1.4em; }
.article-page .body ul { list-style: disc; } .article-page .body ol { list-style: decimal; }
.article-page .body li { margin-bottom: 6px; }
.article-page .body li::marker { color: var(--navy); }
.keypoints { background: var(--panel); border-radius: var(--r); padding: 22px 26px; margin: 28px 0; }
.keypoints b { display: block; font-size: .78rem; letter-spacing: .2em; color: var(--sub); margin-bottom: 10px; }
.keypoints ul { margin: 0 0 0 1.2em !important; list-style: disc; }
.alert { border-left: 2px solid #b35656; padding: 4px 0 4px 18px; margin: 28px 0; }
.alert b { display: block; color: #9a3b3b; margin-bottom: 6px; }
.alert ul { margin-bottom: 0 !important; }
.disclaimer { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .82rem; color: var(--sub); }

/* ── 門診時間表＋地址 ─────────────────────────────── */
.info-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; }
table { width: 100%; border-collapse: collapse; font-size: .94rem; }
th, td { text-align: left; padding: 12px 8px; border-bottom: 1px solid var(--line); font-weight: 400; }
th { color: var(--sub); font-weight: 500; }
td.num { font-variant-numeric: tabular-nums; color: var(--sub); }
td.on { color: var(--ink); }
.closed { color: var(--sub); }
.contact-art { aspect-ratio: 16 / 11; margin-bottom: 20px; }
.contact-art iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.addr p { margin: 0 0 6px; color: var(--sub); font-size: .94rem; }
.addr strong { color: var(--ink); font-weight: 500; }
.addr a:hover { color: var(--navy); }

/* ── 內頁頁首 ─────────────────────────────────────── */
.page-head { padding: 72px 0 0; border-bottom: 0; }
.page-head h1 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.page-head p { color: var(--sub); max-width: 48ch; margin-top: 20px; }
.page-head + section { padding-top: 64px; }

/* ── 掛號引流頁 ──────────────────────────────────── */
.book-card { max-width: 440px; margin: 0 auto; text-align: center; padding: 40px 32px; border: 1px solid var(--line); border-radius: var(--r); }
.book-card .msg { font-family: var(--serif); font-size: 1.15rem; }
.book-card .note { color: var(--sub); font-size: .9rem; margin-top: 6px; }
.book-card .btn { margin-top: 24px; width: 100%; }
.book-links { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); display: grid; gap: 6px; }
.book-links a { font-size: .88rem; color: var(--sub); text-decoration: underline; text-underline-offset: 3px; padding: 4px 0; }
.qr { width: 160px; aspect-ratio: 1; margin: 20px auto 0; }
.qr img { width: 100%; height: 100%; }
.book-desktop { display: none; }
@media (min-width: 821px) { .book-desktop { display: block; } .book-mobile-only { display: none; } }

/* ── 頁尾 ────────────────────────────────────────── */
footer { padding: 56px 0 40px; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px 40px; color: var(--sub); font-size: .85rem; }
footer .brand img { height: 44px; margin-bottom: 12px; }
footer .cols { display: flex; gap: 48px; flex-wrap: wrap; }
footer h4 { font-size: .78rem; letter-spacing: .2em; color: var(--sub); font-weight: 500; margin-bottom: 10px; }
footer li { margin-bottom: 6px; }
footer a:hover { color: var(--ink); }
footer .legal { width: 100%; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 6px 24px; font-size: .78rem; }

/* ── 手機底部快捷列 ───────────────────────────────── */
.mobile-bar { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: rgba(250, 249, 247, .94); backdrop-filter: blur(8px); border-top: 1px solid var(--line); padding: 10px 20px calc(10px + env(safe-area-inset-bottom)); grid-template-columns: 1fr 1.3fr; gap: 10px; }

/* ── 進場動畫 ─────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } }
@media (prefers-reduced-motion: no-preference) {
  .art .rise { animation: rise 1.6s ease-out; }
  @keyframes rise { from { transform: translateY(10px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
}

/* ── 響應式 ──────────────────────────────────────── */
@media (max-width: 820px) {
  :root { --nav-h: 68px; --sec: 64px; }
  .nav-links, .nav-cta .tel, .nav-cta .btn { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero { grid-template-columns: 1fr; gap: 36px; padding: 48px 0 24px; }
  .hero .art { order: -1; }
  .split, .split.rev { grid-template-columns: 1fr; gap: 32px; }
  .split.rev .art { order: -1; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .doctor-row { grid-template-columns: 1fr; }
  .doctor-page .doctor { grid-template-columns: 1fr; gap: 20px; }
  .info-split { grid-template-columns: 1fr; }
  body { padding-bottom: 76px; }
  .mobile-bar { display: grid; }
}
@media (max-width: 640px) {
  :root { --gutter: 20px; }
  .service-grid, .org-grid { grid-template-columns: 1fr; gap: 28px; }
  .article { flex-direction: column; gap: 6px; }
  .notice-bar .wrap { flex-wrap: wrap; gap: 8px 12px; }
  .notice-bar > .wrap > span:not(.tag) { flex: 1 1 100%; order: 3; }
  table { font-size: .85rem; } th, td { padding: 10px 4px; }
}
@media print { .nav, .mobile-bar, footer { display: none; } body { padding: 0; background: #fff; } }