:root{color-scheme:dark;--bg:#070707;--text:#f5f3ef;--muted:#aaa59e;--line:#2a2927;--accent:#ff8a1f;--max:1180px;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang TC","Noto Sans TC",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.site-header,main,footer{width:min(calc(100% - 64px),var(--max));margin-inline:auto}
.site-header{height:104px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:14px;font-size:.83rem;font-weight:700;letter-spacing:.15em}
.brand-mark{width:18px;height:18px;border:2px solid var(--accent);border-radius:50%}
nav{display:flex;gap:36px}
nav a{position:relative;padding:8px 0;color:var(--muted);font-size:.92rem}
nav a:hover,nav a:focus-visible,nav a.active{color:var(--text)}
nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--accent)}
.hero,.policy-hero{padding:clamp(84px,12vw,160px) 0 90px}
.eyebrow,.index{margin:0 0 26px;color:var(--accent);font-size:.76rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase}
.hero h1,.policy-hero h1{max-width:1000px;margin:0;font-size:clamp(3rem,7.1vw,6.75rem);font-weight:540;letter-spacing:-.055em;line-height:.98}
.lede{max-width:730px;margin:50px 0 0;color:#c8c4bd;font-size:clamp(1.1rem,2vw,1.36rem);line-height:1.75}
.spec-line{display:flex;flex-wrap:wrap;gap:12px 30px;margin-top:58px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}
.spec-line span:before{content:"";display:inline-block;width:4px;height:4px;margin:0 10px 2px 0;background:var(--accent);border-radius:50%}
.section{padding:110px 0 130px;border-top:1px solid var(--line)}
.section-heading{display:grid;grid-template-columns:120px 1fr}
.section h2,.contact h2,.policy-grid h2{margin:0;font-size:clamp(1.8rem,3vw,2.7rem);font-weight:520;letter-spacing:-.035em}
.faq-list{margin:60px 0 0 120px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:31px 0;font-size:clamp(1.05rem,1.8vw,1.3rem);font-weight:550}
summary::-webkit-details-marker{display:none}
.plus{position:relative;flex:none;width:20px;height:20px}
.plus:before,.plus:after{content:"";position:absolute;background:var(--accent)}
.plus:before{left:0;right:0;top:9px;height:2px}
.plus:after{top:0;bottom:0;left:9px;width:2px;transition:transform .2s}
details[open] .plus:after{transform:rotate(90deg)}
details p{max-width:770px;margin:-6px 52px 30px 0;color:var(--muted)}
.contact{display:grid;grid-template-columns:120px 1fr;padding:100px 0;border-top:1px solid var(--line)}
.contact p:not(.index){margin:16px 0 0;color:var(--muted)}
.contact a{color:var(--text);text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px}
footer{display:flex;justify-content:space-between;padding:32px 0 46px;border-top:1px solid var(--line);color:#797671;font-size:.75rem;letter-spacing:.08em}
.footer-state{display:flex;align-items:center;gap:9px}
.footer-state i{width:6px;height:6px;background:var(--accent);border-radius:50%}
.policy-hero{position:relative}
.policy-meta{position:absolute;right:0;bottom:100px;display:grid;gap:4px;text-align:right}
.policy-meta span{color:var(--muted);font-size:.74rem;letter-spacing:.12em}
.policy-meta time{font-variant-numeric:tabular-nums;font-size:.9rem}
.policy-intro{padding:70px 0 110px;border-top:1px solid var(--line)}
.policy-intro p{max-width:900px;margin:0;font-size:clamp(1.45rem,3vw,2.45rem);font-weight:430;line-height:1.5;letter-spacing:-.025em}
.policy-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.policy-grid article{min-height:380px;padding:60px 70px 70px 0;border-bottom:1px solid var(--line)}
.policy-grid article:nth-child(odd){border-right:1px solid var(--line)}
.policy-grid article:nth-child(even){padding-left:70px}
.policy-grid article>p:not(.index){max-width:470px;margin:28px 0 0;color:var(--muted)}
.policy-grid ul{list-style:none;padding:0;margin:28px 0 0}
.policy-grid li{display:grid;grid-template-columns:110px 1fr;padding:14px 0;border-top:1px solid var(--line)}
.policy-grid li:last-child{border-bottom:1px solid var(--line)}
.policy-grid li span{color:var(--muted)}

@media(max-width:720px){.site-header,main,footer{width:min(calc(100% - 40px),var(--max))}
.site-header{height:80px}
.brand{font-size:.72rem;gap:10px}
.brand-mark{width:15px;height:15px}
nav{gap:22px}
.hero,.policy-hero{padding:76px 0 70px}
.hero h1,.policy-hero h1{font-size:clamp(2.75rem,13.2vw,4.5rem);line-height:1.02}
.hero h1 br,.policy-hero h1 br{display:none}
.lede{margin-top:36px}
.spec-line{margin-top:42px}
.section{padding:76px 0 90px}
.section-heading,.contact{grid-template-columns:1fr}
.section-heading .index,.contact>.index{margin-bottom:14px}
.faq-list{margin:38px 0 0}
summary{padding:24px 0;font-size:1.05rem}
.contact{padding:72px 0}
.policy-meta{position:static;display:flex;justify-content:space-between;margin-top:42px;padding-top:18px;border-top:1px solid var(--line)}
.policy-intro{padding:56px 0 80px}
.policy-grid{grid-template-columns:1fr}
.policy-grid article,.policy-grid article:nth-child(even){min-height:auto;padding:54px 0 64px;border-right:0}
.policy-grid li{grid-template-columns:90px 1fr}
footer{padding-bottom:34px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.plus:after{transition:none}
}