/* ============================================================
   SURL News — 編輯台風格前台
   現代報章雜誌感：米白紙面、報紙式標題、襯線大標、柔和強調色
   ============================================================ */
:root {
  --ink: #1b2420;
  --ink-soft: #3f4a44;
  --muted: #6b766f;
  --faint: #9aa49d;
  --paper: #f6f3ec;
  --surface: #fffdf8;
  --line: #e4dfd3;
  --line-strong: #cfc8b8;
  --accent: #0f6b4c;
  --accent-deep: #0a4e38;
  --accent-soft: #e4efe9;
  --accent-ink: #0a4e38;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", Georgia, serif;
  --sans: "Noto Sans TC", system-ui, -apple-system, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --shadow-sm: 0 1px 2px rgba(27, 36, 32, .05);
  --shadow-md: 0 8px 28px rgba(27, 36, 32, .08);
  --radius: 14px;
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 420px at 50% -120px, #eef4ef 0%, transparent 60%),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--accent-ink); }

.shell { width: min(100% - 40px, 1040px); margin-inline: auto; }

/* ---------- 頁首 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand-row {
  display: flex; align-items: baseline; gap: 14px;
  padding-block: 20px 14px;
}
.brand {
  font: 900 clamp(1.8rem, 5vw, 2.5rem)/1 var(--serif);
  text-decoration: none; letter-spacing: -.03em;
  color: var(--ink);
  display: flex; align-items: center; gap: 10px;
}
.brand::before {
  content: ""; width: 12px; height: 30px; border-radius: 4px;
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  display: inline-block;
}
.powered { color: var(--muted); font-size: .82rem; letter-spacing: .02em; }

/* 分類導覽 — 可換行 */
.category-nav {
  display: flex; flex-wrap: wrap; gap: 8px 8px; padding-bottom: 16px;
}
.category-nav a {
  flex: 0 0 auto; padding: 6px 14px; border-radius: 999px;
  color: var(--muted); font-size: .9rem; font-weight: 500;
  text-decoration: none; border: 1px solid transparent;
  transition: background .18s ease, color .18s ease;
}
.category-nav a:hover { color: var(--accent-ink); background: var(--accent-soft); }
.category-nav a.active {
  color: #fff; background: var(--accent);
  box-shadow: inset 0 -2px 0 rgba(0,0,0,.15), var(--shadow-sm);
}

/* ---------- 列表頁首 ---------- */
.page-heading {
  padding: 50px 0 26px;
  border-bottom: 3px double var(--ink);
  margin-bottom: 8px;
}
.eyebrow {
  margin: 0 0 6px; color: var(--accent);
  font-size: .72rem; font-weight: 700; letter-spacing: .28em; text-transform: uppercase;
}
.page-heading h1 {
  margin: 0; font: 800 clamp(2.1rem, 7vw, 3.6rem)/1.18 var(--serif);
  letter-spacing: -.02em; color: var(--ink);
}
.page-heading .lede { margin: 12px 0 0; color: var(--muted); font-size: .95rem; }

/* ---------- 新聞卡片 ---------- */
.news-list { display: grid; gap: 2px; }
.news-card {
  padding: 28px 6px 30px;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding-left .2s ease;
}
.news-card::before {
  content: ""; position: absolute; left: -6px; top: 30px; bottom: 34px;
  width: 3px; border-radius: 3px; background: var(--accent);
  opacity: 0; transform: scaleY(.4); transition: opacity .2s ease, transform .2s ease;
}
.news-card:hover::before { opacity: 1; transform: scaleY(1); }
.news-card:hover { padding-left: 12px; }

.card-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  color: var(--muted); font-size: .8rem;
}
.card-meta time { letter-spacing: .02em; }
.tag {
  padding: 2px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-deep);
  font-size: .76rem; font-weight: 700; text-decoration: none;
  transition: background .15s ease;
}
.tag { cursor: default; }
/* .tag is non-clickable metadata label (whole card is the link): no hover highlight */

.news-card h2 {
  margin: 10px 0 8px; font: 700 clamp(1.35rem, 3.4vw, 1.9rem)/1.5 var(--serif);
}
.news-card h2 a { text-decoration: none; color: var(--ink); }
.news-card h2 a:hover { color: var(--accent-ink); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent); }

.original-title { margin: 0 0 12px; color: var(--muted); font: italic 1rem/1.6 var(--serif); }
.summary {
  margin: 0 0 14px; color: var(--ink-soft); white-space: pre-line;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.read-more { color: var(--accent); font-weight: 700; font-size: .94rem; text-decoration: none; }
.read-more:hover { text-decoration: underline; text-underline-offset: .25em; }

/* 載入更多 */
.load-more {
  display: block; min-width: 190px; margin: 38px auto;
  padding: 13px 26px; border: 1.5px solid var(--accent); border-radius: 999px;
  color: var(--accent); background: transparent;
  font: 700 1rem var(--sans); cursor: pointer;
  transition: all .18s ease;
}
.load-more:hover { color: #fff; background: var(--accent); box-shadow: var(--shadow-md); }
.load-more:disabled { opacity: .55; cursor: wait; }

.empty { padding: 60px 0; color: var(--muted); text-align: center; }

/* ---------- 文章頁 ---------- */
.article-page { max-width: 760px; margin: 44px auto; }
.breadcrumb { margin-bottom: 26px; color: var(--muted); font-size: .85rem; display:flex; gap:6px; flex-wrap:wrap; }
.breadcrumb a { text-decoration: none; color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-ink); }
.article-header h1 {
  margin: 14px 0 10px; font: 800 clamp(1.9rem, 6vw, 3.3rem)/1.3 var(--serif);
  letter-spacing: -.02em;
}
.article-original { color: var(--muted); font: italic clamp(1.05rem, 3vw, 1.3rem)/1.6 var(--serif); margin: 0 0 18px; }
.article-info {
  padding: 12px 16px 12px 18px; border-left: 3px solid var(--accent);
  background: var(--accent-soft); border-radius: 0 10px 10px 0;
  color: var(--ink-soft); white-space: pre-line; font-size: .95rem;
}
.views { color: var(--faint); }
.hero-image {
  width: 100%; max-height: 540px; margin: 26px 0; border-radius: var(--radius);
  object-fit: cover; background: var(--line); box-shadow: var(--shadow-md);
}
.article-content {
  margin-top: 26px; font: 1.12rem/2.05 var(--serif);
  white-space: pre-line; overflow-wrap: anywhere; color: var(--ink);
}
.article-content p:first-child { margin-top: 0; }
.article-note {
  margin: 36px 0; padding: 20px 24px; border: 1px solid var(--line);
  background: var(--surface); border-radius: var(--radius);
  white-space: pre-line; color: var(--ink-soft); font-size: .95rem;
}
.source-link a {
  display: inline-block; padding: 11px 18px; border: 1.5px solid var(--accent);
  border-radius: 8px; color: var(--accent); font-weight: 700; text-decoration: none;
  transition: all .18s ease;
}
.source-link a:hover { color:#fff; background: var(--accent); }

.share-links {
  display: flex; align-items: center; gap: 8px; margin-top: 34px; flex-wrap: wrap;
}
.share-label { color: var(--muted); font-size: .85rem; font-weight: 700; margin-right: 6px; }
.share-links a {
  padding: 7px 14px; border: 1px solid var(--line-strong); border-radius: 999px;
  color: var(--ink-soft); font-size: .82rem; font-weight: 500; text-decoration: none;
  background: var(--surface); transition: all .15s ease;
}
.share-links a:hover { border-color: var(--accent); color: var(--accent-ink); background: var(--accent-soft); }

/* 相似新聞 */
.similar-section { max-width: 760px; margin: 60px auto; padding-top: 28px; border-top: 3px double var(--ink); }
.similar-heading h2 { margin: 0 0 18px; font: 700 1.9rem var(--serif); }
.similar-section ul { margin: 0; padding: 0; list-style: none; }
.similar-section li {
  display: grid; grid-template-columns: 1fr auto; gap: 18px;
  padding: 16px 4px; border-bottom: 1px solid var(--line); align-items: baseline;
}
.similar-section li a { font: 600 1.02rem/1.55 var(--serif); text-decoration: none; color: var(--ink); }
.similar-section li a:hover { color: var(--accent-ink); text-decoration: underline; }
.similar-section time { color: var(--muted); font-size: .78rem; white-space: nowrap; }
.similar-loading { color: var(--muted); }

/* ---------- 頁尾 ---------- */
.site-footer { margin-top: 60px; padding: 40px 0 56px; border-top: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: .88rem; }
.footer-inner { display: flex; flex-direction: column; gap: 6px; }
.footer-brand { font: 800 1.3rem var(--serif); color: var(--ink); }
.footer-desc { margin: 0; }
.footer-links { display: flex; gap: 18px; margin: 8px 0; flex-wrap: wrap; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent-ink); }
.footer-meta { margin: 6px 0 0; font-size: .8rem; }
.footer-meta a { color: var(--accent); text-decoration: none; }


/* ---------- 頭版 (首頁) ---------- */

/* 頭版主打：一張全寬的「大標題」卡，視覺上與其餘區塊完全不同 */
.headline { position: relative; margin: 22px 0 8px; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(135deg, #0b4a37 0%, #123f2e 60%, #0e3326 100%); color: #fff; }
.headline::after { content: ""; position: absolute; inset: 0; background:
  radial-gradient(120% 90% at 100% 0%, rgba(255,205,140,.18) 0%, transparent 50%),
  linear-gradient(180deg, transparent 40%, rgba(0,0,0,.35) 100%); pointer-events: none; }
.headline-link { position: relative; z-index: 1; display: block; padding: clamp(26px,5vw,52px) clamp(20px,4vw,44px) clamp(24px,4vw,40px); text-decoration: none; color: #fff; }
.headline-link:hover { color: #fff; } /* 頭版重色背景：hover 時維持白字可讀，不受全域 a:hover 影響 */
.headline-link:hover h1 { color: #fff; }

.headline-topic { display: inline-block; margin-bottom: 14px; padding: 4px 12px; border-radius: 999px;
  background: rgba(255,255,255,.16); color: #ffe2bd; font-size: .74rem; font-weight: 700; letter-spacing: .14em; }
.headline-link h1 { margin: 0 0 10px; font: 800 clamp(1.9rem,5.4vw,3.4rem)/1.28 var(--serif); letter-spacing: -.015em; max-width: 20em; }
.headline-original { margin: 0 0 10px; font: italic clamp(1rem,2.6vw,1.2rem)/1.6 var(--serif); color: #d5e4dc; }
.headline-summary { margin: 0 0 18px; font-size: clamp(.95rem,2vw,1.05rem); color: #ecf3ef; max-width: 52em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.headline-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.headline-meta time { color: #ffd9a8; font-size: .82rem; letter-spacing: .03em; }
.headline-meta .tag { background: rgba(255,255,255,.16); color: #fff; }
.headline .read-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px;
  padding: 8px 16px; border: 1.5px solid rgba(255,255,255,.5); border-radius: 999px;
  color: #fff; font-size: .9rem; font-weight: 700; transition: background .16s ease; }
.headline .read-more:hover { background: rgba(255,255,255,.16); }

/* 焦點新聞：緊湊的 4 格卡片（2x2 在中螢幕、單欄在小螢幕） */
.focus-section { margin-top: 30px; }
.section-head { display: flex; align-items: baseline; gap: 12px; padding-bottom: 12px; margin-bottom: 16px; border-bottom: 3px double var(--ink); }
.section-head h2 { margin: 0; font: 700 1.5rem var(--serif); }
.section-head .eyebrow { margin: 0; }
.focus-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.focus-card { border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: 10px; overflow: hidden; background: var(--surface); transition: transform .16s ease, box-shadow .16s ease; }
.focus-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.focus-link { display: block; padding: 14px 16px 16px; text-decoration: none; height: 100%; }
.focus-link .card-meta { margin-bottom: 8px; gap: 6px; }
.focus-link .card-meta time { font-size: .73rem; }
.focus-body h2 { margin: 0; font: 700 1.05rem/1.5 var(--serif); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.focus-link:hover h2 { color: var(--accent-ink); }

/* 最新新聞：密集的「行式」清單（非卡片），與上面兩個區塊明顯區隔 */
.latest-column { margin-top: 34px; }
.latest-list { display: grid; }
.latest-row { display: grid; grid-template-columns: 118px 1fr auto; gap: 18px; align-items: baseline;
  padding: 14px 4px; border-bottom: 1px solid var(--line); text-decoration: none; }
.latest-row:hover { background: var(--accent-soft); border-radius: 8px; padding-left: 10px; }
.latest-row time { color: var(--muted); font-size: .8rem; white-space: nowrap; }
.latest-row h3 { margin: 0; font: 600 1.05rem/1.5 var(--serif); }
.latest-row:hover h3 { color: var(--accent-ink); }
.latest-row .row-tags { display: flex; gap: 6px; }
.latest-row .row-tags .tag { font-size: .7rem; }

/* ---------- 響應式 ---------- */
@media (max-width: 1024px) {
  .focus-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .shell { width: min(100% - 28px, 1040px); }
  .page-heading { padding-top: 38px; }
  .article-page { margin-top: 30px; }
  .similar-section li { grid-template-columns: 1fr; gap: 4px; }
  .news-card:hover { padding-left: 6px; }
  .latest-row { grid-template-columns: 96px 1fr; gap: 10px; }
  .latest-row .row-tags { display: none; }
  .headline-link { padding: 24px 20px; }
}
@media (max-width: 440px) {
  .focus-grid { grid-template-columns: 1fr; }
}