:root{--bg:#faf9f7;--ink:#161616;--muted:#6b6b66;--line:#e6e3dd;--card:#fff;--accent:#c8321e;--max:960px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);line-height:1.65;font-size:17px;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter","Helvetica Neue","PingFang HK","Noto Sans TC","Microsoft JhengHei",sans-serif}
/* language switching */
html[lang="en"] [data-lang="zh"],html[lang="zh-Hant"] [data-lang="en"]{display:none!important}
a{color:inherit}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px;z-index:20}
.nav{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;
 padding:12px 20px;background:rgba(250,249,247,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{font-weight:700;text-decoration:none;letter-spacing:.01em}
.nav nav{display:none;gap:22px;font-size:15px}
.nav nav a{text-decoration:none;color:var(--muted)}.nav nav a:hover{color:var(--accent)}
.toggle{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}
.toggle button{border:0;background:none;padding:6px 12px;font:inherit;font-size:13px;cursor:pointer;color:var(--muted)}
.toggle button[aria-pressed="true"]{background:var(--ink);color:#fff}
main{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:56px 0;border-top:1px solid var(--line)}
.hero{border:0;padding:84px 0 72px}
.eyebrow{color:var(--accent);font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin:0 0 14px;font-weight:600}
h1{font-size:clamp(2.6rem,10vw,5rem);line-height:1.05;margin:0 0 18px;letter-spacing:-.02em}
.tagline{font-size:clamp(1.1rem,3.4vw,1.5rem);color:var(--muted);max-width:30em;margin:0 0 30px}
h2{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 24px;font-weight:600}
h3{font-size:1.15rem;margin:6px 0 8px}
.prose{max-width:38em;font-size:1.05rem}.prose p{margin:0 0 1em}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:12px 24px;border-radius:999px;text-decoration:none;font-size:15px;transition:background .2s}
.btn:hover{background:var(--accent)}
.grid{display:grid;gap:16px;grid-template-columns:1fr}
.card{position:relative;display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;text-decoration:none;transition:transform .2s,border-color .2s}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card.link:hover{transform:translateY(-3px);border-color:var(--accent)}
.num,.tag{font-size:12px;color:var(--accent);letter-spacing:.1em;font-weight:600}
.arrow{position:absolute;right:20px;top:18px;color:var(--muted)}
.list{list-style:none;margin:0;padding:0}
.list li{display:flex;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
.date{color:var(--muted);font-variant-numeric:tabular-nums;min-width:5.5em}
.contact .lead{color:var(--muted);margin:0 0 12px}
.mail{font-size:clamp(1.3rem,5.5vw,2.2rem);font-weight:600;text-decoration:none;border-bottom:2px solid var(--accent);padding-bottom:2px;word-break:break-all}
.mail:hover{color:var(--accent)}
footer{max-width:var(--max);margin:0 auto;padding:28px 20px 48px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer p{margin:0 0 4px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(min-width:720px){.nav{padding:14px 40px}.nav nav{display:flex}.grid{grid-template-columns:repeat(3,1fr)}main{padding:0 40px}footer{padding:28px 40px 48px}section{padding:80px 0}.hero{padding:130px 0 100px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}