/* 元理債務規劃 — 知識文章共用樣式 */
:root {
  --cream: #FDF8F0;
  --warm-white: #FFFCF7;
  --sand: #E8DFD0;
  --sand-dark: #D4C8B5;
  --sky-900: #3A2E24;
  --sky-800: #4A3F33;
  --sky-700: #5A4D3F;
  --sky-600: #6B5B4D;
  --sky-500: #7D6B5A;
  --sky-300: #B8A898;
  --sky-200: #D4C8B8;
  --amber-600: #BA7517;
  --amber-400: #EF9F27;
  --amber-100: #FAC775;
  --amber-50: #FEF3DC;
  --text-primary: #3A2E24;
  --text-secondary: #5A4D3F;
  --text-tertiary: #8B7D6B;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans TC', sans-serif; color: var(--text-primary); background: var(--cream); line-height: 1.9; }

.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(253, 248, 240, 0.92); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(212, 200, 181, 0.4); }
.nav-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--sky-800); }
.nav-logo img { width: 48px; height: 48px; }
.nav-logo-text { font-size: 20px; font-weight: 700; color: var(--sky-800); }
.nav-logo-sub { font-size: 10px; color: var(--text-tertiary); letter-spacing: 2px; display: block; margin-top: -2px; }
.nav-back { color: var(--text-secondary); text-decoration: none; font-size: 14px; }
.nav-back:hover { color: var(--sky-600); }

.art-hero { padding: 120px 24px 48px; background: linear-gradient(135deg, var(--sky-800), var(--sky-700)); color: #fff; }
.art-hero-inner { max-width: 760px; margin: 0 auto; }
.art-label { display: inline-block; padding: 4px 14px; border-radius: 4px; background: rgba(250,199,117,0.2); color: var(--amber-100); font-size: 13px; margin-bottom: 16px; }
.art-hero h1 { font-size: clamp(26px, 3.6vw, 38px); font-weight: 700; line-height: 1.4; margin-bottom: 14px; }
.art-meta { font-size: 14px; color: var(--sky-200); }

.art-body { max-width: 760px; margin: 0 auto; padding: 48px 24px; }
.art-body h2 { font-size: 23px; font-weight: 700; color: var(--sky-800); margin: 40px 0 16px; padding-bottom: 10px; border-bottom: 2px solid var(--amber-400); }
.art-body h3 { font-size: 18px; font-weight: 700; color: var(--sky-700); margin: 28px 0 10px; }
.art-body p { font-size: 16.5px; color: var(--text-secondary); margin-bottom: 18px; }
.art-body ul, .art-body ol { margin: 0 0 18px 0; padding-left: 22px; }
.art-body li { font-size: 16.5px; color: var(--text-secondary); margin-bottom: 10px; }
.art-body strong { color: var(--sky-800); font-weight: 700; }
.art-lead { font-size: 18px; color: var(--text-primary); background: var(--warm-white); border-left: 4px solid var(--amber-400); border-radius: 0 8px 8px 0; padding: 18px 22px; margin-bottom: 8px; }
.art-note { font-size: 14px; color: var(--text-tertiary); background: var(--amber-50); border: 1px solid var(--sand); border-radius: 8px; padding: 16px 18px; margin: 28px 0; }

.related { max-width: 760px; margin: 0 auto; padding: 0 24px 48px; }
.related h2 { font-size: 20px; font-weight: 700; color: var(--sky-800); margin-bottom: 16px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.related-card { display: block; background: var(--warm-white); border: 1px solid var(--sand); border-radius: 10px; padding: 18px; text-decoration: none; transition: all 0.25s; }
.related-card:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(44,51,64,0.06); }
.related-tag { font-size: 11px; color: var(--amber-600); }
.related-title { font-size: 15px; font-weight: 700; color: var(--sky-800); margin-top: 6px; line-height: 1.5; }

.art-cta { background: linear-gradient(135deg, var(--sky-800), var(--sky-700)); padding: 56px 24px; text-align: center; }
.art-cta h2 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.art-cta p { font-size: 16px; color: var(--sky-200); margin-bottom: 24px; }
.art-cta-btn { background: var(--amber-600); color: #fff; padding: 14px 36px; border-radius: 8px; font-size: 16px; font-weight: 500; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: all 0.3s; }
.art-cta-btn:hover { background: var(--amber-400); color: var(--sky-900); }

.footer { background: var(--sky-900); padding: 32px 24px; text-align: center; }
.footer p { font-size: 12px; color: var(--sky-300); }
.footer a { color: var(--sky-300); text-decoration: none; }

.floating-cta { position: fixed; bottom: 24px; right: 24px; z-index: 99; background: var(--sky-600); color: #fff; padding: 14px 24px; border-radius: 50px; text-decoration: none; font-size: 15px; font-weight: 500; box-shadow: 0 4px 20px rgba(107,91,77,0.25); transition: all 0.3s; display: flex; align-items: center; gap: 8px; }
.floating-cta:hover { background: var(--sky-500); transform: translateY(-2px); }

/* 文章索引頁 */
.list-hero { padding: 120px 24px 40px; background: linear-gradient(135deg, var(--sky-800), var(--sky-700)); color: #fff; text-align: center; }
.list-hero h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 700; margin-bottom: 12px; }
.list-hero p { font-size: 16px; color: var(--sky-200); }
.list-wrap { max-width: 900px; margin: 0 auto; padding: 48px 24px 64px; }
.list-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.list-card { display: block; background: var(--warm-white); border: 1px solid var(--sand); border-radius: 12px; padding: 24px; text-decoration: none; transition: all 0.25s; }
.list-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(44,51,64,0.07); }
.list-card .tag { font-size: 12px; color: var(--amber-600); }
.list-card h2 { font-size: 18px; font-weight: 700; color: var(--sky-800); margin: 8px 0 8px; line-height: 1.5; }
.list-card p { font-size: 14px; color: var(--text-tertiary); line-height: 1.7; }