:root{--bg: #f4f6f8;--surface: #ffffff;--surface-muted: #e9eff5;--line: #d4dde6;--text: #1f2a37;--text-soft: #4b5b6c;--brand: #0f2f4f;--brand-soft: #2f5f89;--accent: #c58a3a;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--shadow-sm: 0 6px 16px rgba(10, 25, 40, .08);--shadow-md: 0 12px 28px rgba(10, 25, 40, .12);--space-1: .5rem;--space-2: .75rem;--space-3: 1rem;--space-4: 1.5rem;--space-5: 2rem;--space-6: 3rem;--max-width: 1160px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif;color:var(--text);background:radial-gradient(circle at 10% -10%,rgba(47,95,137,.18),transparent 34%),radial-gradient(circle at 100% 0%,rgba(197,138,58,.12),transparent 28%),var(--bg);line-height:1.65}a{color:var(--brand);text-decoration-thickness:1px;text-underline-offset:2px}a:hover{color:var(--brand-soft)}img{display:block;width:100%;height:auto}.container{width:min(100% - 2rem,var(--max-width));margin:0 auto}.site-shell{min-height:100vh;display:flex;flex-direction:column}.site-header{position:sticky;top:0;z-index:5;backdrop-filter:blur(8px);background:#f4f6f8f0;border-bottom:1px solid rgba(15,47,79,.12)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:var(--space-3) 0}.brand{display:inline-flex;align-items:center;gap:var(--space-2);text-decoration:none;font-weight:700}.brand-mark{display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:999px;background:linear-gradient(140deg,var(--brand),var(--brand-soft));color:#fff;font-size:.72rem;letter-spacing:.02em}.main-nav{display:inline-flex;gap:var(--space-3);font-size:.95rem}.main-nav a{text-decoration:none;font-weight:600}.page{flex:1;padding:var(--space-5) 0 var(--space-6)}.skip-link{position:absolute;left:-9999px;top:auto}.skip-link:focus{left:var(--space-3);top:var(--space-3);background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:.5rem .75rem;z-index:100}.hero{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:var(--space-5);background:linear-gradient(135deg,#0f2f4fed,#11385cd6),repeating-linear-gradient(-30deg,rgba(255,255,255,.12),rgba(255,255,255,.12) 1px,transparent 1px,transparent 22px);box-shadow:var(--shadow-md)}.hero:after{content:"";position:absolute;inset:auto -2rem -2rem auto;width:7.5rem;aspect-ratio:1;border-radius:20px;background:linear-gradient(145deg,#c58a3af2,#f7d69ba8);transform:rotate(24deg)}.hero h1,.hero p,.hero .chip{position:relative;z-index:1}.hero h1{margin:0;color:#fff;line-height:1.25;font-size:clamp(1.65rem,6.4vw,2.9rem)}.hero p{margin:var(--space-3) 0 0;color:#f4f8fcf2;max-width:52ch}.chip{display:inline-flex;border-radius:999px;padding:.25rem .7rem;background:#f4f8fc33;color:#f7fbff;font-size:.84rem;letter-spacing:.04em;text-transform:uppercase}.hero-actions{position:relative;z-index:1;margin-top:var(--space-4);display:flex;flex-wrap:wrap;gap:var(--space-2)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:2.7rem;border-radius:999px;border:1px solid transparent;padding:.2rem 1.1rem;text-decoration:none;font-weight:700;transition:opacity .2s ease,transform .2s ease,box-shadow .2s ease}.button-primary{background:var(--accent);color:#2a1c08}.button-ghost{color:#eff5fc;border-color:#eff5fc99}.button:hover{opacity:.94;transform:translateY(-1px)}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-3);margin:var(--space-5) 0 var(--space-3)}.section-head h2,.section-head h1{margin:0;line-height:1.3}.section-head p{margin:0;color:var(--text-soft)}.post-grid{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr;gap:var(--space-3)}.post-card{height:100%;border-radius:var(--radius-md);overflow:hidden;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease}.card-link{display:flex;flex-direction:column;height:100%;color:inherit;text-decoration:none}.card-cover{aspect-ratio:16 / 9;background:var(--surface-muted);overflow:hidden}.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.card-body{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3)}.card-meta{margin:0;color:var(--text-soft);font-size:.88rem}.card-title{margin:0;font-size:1.1rem;line-height:1.4}.card-description{margin:0;color:var(--text-soft)}.tag-list{display:flex;flex-wrap:wrap;gap:.4rem}.tag{display:inline-flex;align-items:center;min-height:1.8rem;border-radius:999px;padding:0 .65rem;border:1px solid var(--line);background:#f8fbfd;color:var(--brand);font-size:.8rem;font-weight:600}.post-article{max-width:780px}.post-cover{border-radius:var(--radius-md);overflow:hidden;margin:0 0 var(--space-4);border:1px solid var(--line)}.post-header h1{margin:0;line-height:1.3;font-size:clamp(1.5rem,5.2vw,2.25rem)}.post-header p{margin:var(--space-2) 0 0;color:var(--text-soft)}.prose{margin-top:var(--space-4);font-size:1.03rem}.prose h2,.prose h3,.prose h4{margin-top:2.1rem;margin-bottom:.7rem;line-height:1.4}.prose p{margin:1rem 0}.prose ul,.prose ol{margin:1rem 0;padding-left:1.35rem}.prose li{margin:.38rem 0}.prose blockquote{margin:1.2rem 0;padding:.85rem 1rem;border-left:4px solid var(--accent);background:#fffaf2;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eef3f8;border-radius:4px;padding:.1rem .3rem;font-size:.92em}.site-footer{border-top:1px solid rgba(15,47,79,.12);background:#ffffffbf}.footer-inner{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-4) 0;color:var(--text-soft);font-size:.93rem}.footer-inner p{margin:0}.footer-links{display:inline-flex;flex-wrap:wrap;gap:var(--space-3)}.footer-links a{color:var(--text-soft)}.fade-in{animation:fadeIn .22s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(2px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media(min-width:46rem){.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding:var(--space-6)}}@media(min-width:70rem){.post-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}