/* ===== 基本設定 ===== */
:root {
  --color-primary: #0b3d66;
  --color-primary-dark: #082a47;
  --color-primary-light: #eaf1f8;
  --color-accent: #d99a2b;
  --color-accent-dark: #b87f1a;
  --color-notice-bg: #fff4e8;
  --color-notice-border: #f0b26b;
  --color-notice-text: #b8541a;
  --color-text: #2b2f36;
  --color-text-light: #6b7280;
  --color-border: #e5e9ee;
  --radius: 10px;
  --shadow: 0 6px 20px rgba(11, 61, 102, 0.08);
  --container-width: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans TC", "Microsoft JhengHei", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--color-text);
  line-height: 1.7;
  background: #fff;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 72px 0; }
.section-alt { background: var(--color-primary-light); }
.section-head { text-align: center; margin-bottom: 44px; }
.section-eyebrow {
  display: inline-block;
  color: var(--color-accent-dark);
  font-weight: 700;
  letter-spacing: .1em;
  font-size: .85rem;
  margin-bottom: 8px;
}
.section-title { font-size: 2rem; color: var(--color-primary-dark); font-weight: 700; }
.section-desc { color: var(--color-text-light); margin-top: 12px; font-size: 1rem; }

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .2s ease;
}
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-dark); }
.btn-outline { border-color: #fff; color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.15); }
.btn-secondary { border-color: var(--color-primary); color: var(--color-primary); }
.btn-secondary:hover { background: var(--color-primary); color: #fff; }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 100; }
.topbar { background: var(--color-primary-dark); color: #cfe0ef; font-size: .85rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; padding: 8px 20px; flex-wrap: wrap; gap: 6px; }
.topbar-link { color: #cfe0ef; }
.topbar-link:hover { color: #fff; }
.topbar-sep { opacity: .5; margin: 0 4px; }

.navbar { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.navbar-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo {
  width: 46px; height: 46px; border-radius: 10px;
  background: var(--color-primary);
  color: #fff; font-weight: 700; font-size: .8rem;
  display: flex; align-items: center; justify-content: center;
}
.brand-name { font-weight: 700; font-size: 1.1rem; color: var(--color-primary-dark); }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-weight: 600; color: var(--color-text); }
.main-nav a:hover { color: var(--color-primary); }
.main-nav .nav-cta { color: #fff; padding: 10px 22px; }
.main-nav .nav-cta:hover { color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-primary-dark); }

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 90px 0;
}
.hero-inner { display: flex; align-items: center; gap: 48px; }
.hero-text { flex: 1; }
.hero-eyebrow { color: var(--color-accent); font-weight: 700; letter-spacing: .1em; margin-bottom: 14px; display: block; }
.hero-title { font-size: 2.6rem; font-weight: 800; line-height: 1.35; margin-bottom: 18px; }
.hero-desc { font-size: 1.05rem; color: #d7e5f3; margin-bottom: 32px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-media {
  flex: 1;
  min-height: 320px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  border: 2px dashed rgba(255,255,255,.35);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: .95rem;
  text-align: center;
  padding: 20px;
}

/* ===== 關於我們 ===== */
.about-grid { display: flex; gap: 56px; align-items: center; }
.about-media {
  flex: 1;
  min-height: 320px;
  border-radius: var(--radius);
  background: #dfe9f2;
  border: 2px dashed #b7cadd;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-light);
  text-align: center;
  padding: 20px;
}
.about-content { flex: 1.2; }
.about-content p { color: var(--color-text-light); margin-bottom: 16px; }
.about-content .btn { margin-top: 8px; }

.stat-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.stat-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat-card .stat-label { color: var(--color-text-light); font-size: .82rem; margin-bottom: 8px; }
.stat-card .stat-value { color: var(--color-primary-dark); font-weight: 700; font-size: 1rem; line-height: 1.5; }

/* ===== 卡片列表（消息/通報共用） ===== */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.article-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform .2s ease;
}
.article-card:hover { transform: translateY(-4px); }
.article-card-media {
  height: 160px;
  background: var(--color-primary-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-light);
  font-size: .85rem;
  overflow: hidden;
}
.article-card-media img { width: 100%; height: 100%; object-fit: cover; }
.article-card-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.article-date { color: var(--color-accent-dark); font-size: .82rem; font-weight: 700; }
.article-title { font-size: 1.05rem; font-weight: 700; color: var(--color-primary-dark); }
.article-summary { color: var(--color-text-light); font-size: .9rem; flex: 1; }
.article-more { font-weight: 700; color: var(--color-primary); font-size: .88rem; }
.article-more:hover { text-decoration: underline; }

.section-notice { background: var(--color-notice-bg); border-top: 1px solid var(--color-notice-border); border-bottom: 1px solid var(--color-notice-border); }
.section-notice .section-eyebrow { color: var(--color-notice-text); }
.notice-card { border-color: var(--color-notice-border); }
.notice-card .article-date { color: var(--color-notice-text); }

.section-footer-action { text-align: center; margin-top: 40px; }

/* ===== 聯絡我們 ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact-info { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.contact-item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-item:last-child { margin-bottom: 0; }
.contact-icon {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-item h4 { font-size: .88rem; color: var(--color-text-light); margin-bottom: 4px; }
.contact-item p { font-weight: 600; }
.contact-map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); min-height: 340px; box-shadow: var(--shadow); }
.contact-map iframe { width: 100%; height: 100%; min-height: 340px; border: 0; }

/* ===== Footer ===== */
.site-footer { background: var(--color-primary-dark); color: #cfe0ef; }
.footer-inner { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 32px; padding: 56px 20px; }
.footer-col h3 { color: #fff; font-size: 1.15rem; margin-bottom: 12px; }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.footer-col p { color: #a9c0d6; font-size: .9rem; margin-bottom: 8px; }
.footer-col a { color: #a9c0d6; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: .82rem; color: #8fa9c3; }

/* ===== 列表頁 / 文章頁共用 ===== */
.page-hero {
  background: var(--color-primary);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.page-hero h1 { font-size: 1.8rem; font-weight: 800; }
.breadcrumb { color: #cfe0ef; font-size: .85rem; margin-top: 10px; }
.breadcrumb a { color: #cfe0ef; text-decoration: underline; }

.pagination { display: flex; justify-content: center; gap: 10px; margin-top: 44px; }
.pagination a, .pagination span {
  min-width: 40px; height: 40px; padding: 0 10px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; border: 1px solid var(--color-border);
  font-weight: 600; color: var(--color-text);
}
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .disabled { opacity: .4; pointer-events: none; }

.article-detail { max-width: 800px; margin: 0 auto; padding: 60px 20px; }
.article-detail-cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 32px; }
.article-detail-cover img { width: 100%; }
.article-detail .article-date { display: block; margin-bottom: 10px; }
.article-detail h1 { font-size: 1.8rem; color: var(--color-primary-dark); margin-bottom: 24px; }
.article-body { font-size: 1rem; color: #3a3f47; }
.article-body p { margin-bottom: 16px; }
.article-body img { border-radius: var(--radius); margin: 16px 0; }
.article-back { display: inline-block; margin-top: 40px; font-weight: 700; color: var(--color-primary); }

.empty-state { text-align: center; color: var(--color-text-light); padding: 40px 0; }

/* ===== RWD ===== */
@media (max-width: 960px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-grid { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .topbar-inner { justify-content: center; text-align: center; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    gap: 0; max-height: 0; overflow: hidden;
    box-shadow: 0 10px 20px rgba(0,0,0,.08);
    transition: max-height .25s ease;
  }
  .main-nav.open { max-height: 400px; }
  .main-nav a { padding: 16px 24px; border-bottom: 1px solid var(--color-border); }
  .main-nav .nav-cta { margin: 16px 24px; text-align: center; }
  .hero-inner { flex-direction: column; }
  .hero-title { font-size: 2rem; }
  .card-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; padding: 40px 20px; }
  .section { padding: 56px 0; }
}