:root{--color-navy:#0e4677;--color-blue:#185a89;--color-ink:#0b1420;--color-body:#3c4a5e;--color-muted:#64708a;--color-line:#e1e6ed;--color-mist:#f5f7fa;--color-paper:#fff;--color-gold:#b08d4f;--font-display:"Noto Serif TC", "Georgia", serif;--font-body:"Noto Sans TC", -apple-system, BlinkMacSystemFont, "PingFang TC", sans-serif;--font-mono:"IBM Plex Mono", "SFMono-Regular", monospace;--max-width:1280px}*{box-sizing:border-box}html{scroll-behavior:smooth;font-size:110%}body{background:var(--color-paper);color:var(--color-body);font-family:var(--font-body);-webkit-font-smoothing:antialiased;margin:0;line-height:1.7}h1,h2,h3{font-family:var(--font-display);color:var(--color-ink);margin:0;line-height:1.3}p{margin:0}a{color:inherit;text-decoration:none}ul{margin:0;padding:0;list-style:none}dl,dt,dd{margin:0;padding:0}::selection{background:var(--color-navy);color:#fff}a:focus-visible,button:focus-visible{outline:2px solid var(--color-blue);outline-offset:3px}.skip-link{z-index:100;background:var(--color-navy);color:#fff;font-family:var(--font-body);padding:.75rem 1.25rem;font-size:.9rem;position:absolute;top:0;left:-9999px}.skip-link:focus{top:1rem;left:1rem}.wrap{max-width:var(--max-width);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem)}.site-header{z-index:50;backdrop-filter:saturate(180%)blur(10px);border-bottom:1px solid var(--color-line);background:#ffffffe0;position:sticky;top:0}.header-bar{justify-content:space-between;align-items:center;gap:1.5rem;padding-block:.85rem;display:flex}.brand{align-items:center;gap:.65rem;display:flex}.brand-mark{object-fit:contain;flex-shrink:0;width:42px;height:42px}.brand-mark--sm{width:22px;height:22px}.brand-text{flex-direction:column;line-height:1.2;display:flex}.brand-text strong{font-family:var(--font-display);color:var(--color-ink);font-size:1.15rem;font-weight:700}.brand-text small{font-family:var(--font-mono);letter-spacing:.06em;color:var(--color-muted);font-size:.72rem}.nav-links ul{align-items:center;gap:2rem;display:flex}.nav-links a{color:var(--color-body);white-space:nowrap;font-size:.92rem;transition:color .15s}.nav-links a:hover{color:var(--color-navy)}.nav-cta{background:var(--color-navy);border-radius:4px;padding:.5rem 1.1rem;font-weight:600;transition:background .15s;display:inline-block;color:#fff!important}.nav-cta:hover{background:var(--color-blue)}.nav-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:36px;height:36px;padding:0;display:none}.nav-toggle-bar{background:var(--color-ink);width:22px;height:2px;transition:transform .2s,opacity .2s;display:block}.nav-toggle.is-active .nav-toggle-bar:first-child{transform:translateY(7px)rotate(45deg)}.nav-toggle.is-active .nav-toggle-bar:nth-child(2){opacity:0}.nav-toggle.is-active .nav-toggle-bar:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.eyebrow{font-family:var(--font-mono);letter-spacing:.14em;color:var(--color-blue);align-items:center;gap:.6rem;margin-bottom:1rem;font-size:.72rem;display:inline-flex}.eyebrow .rule{background:var(--color-gold);width:22px;height:2px;display:inline-block}.section-head{max-width:640px;margin-bottom:clamp(2rem,4vw,3rem)}.section-title{font-size:clamp(1.8rem,2.6vw + 1.1rem,2.8rem);font-weight:600}.section-lead{color:var(--color-body);margin-top:.9rem;font-size:1.15rem}.section{padding-block:clamp(3.5rem,7vw,6rem)}.section--mist{background:var(--color-mist)}.link-arrow{color:var(--color-navy);border-bottom:1px solid var(--color-line);padding-bottom:2px;font-size:.95rem;font-weight:600;transition:border-color .15s,color .15s}.link-arrow:hover{color:var(--color-blue);border-color:var(--color-blue)}.btn-primary{background:var(--color-navy);color:#fff;border-radius:4px;padding:.75rem 1.6rem;font-size:.95rem;font-weight:600;transition:background .15s,transform .15s;display:inline-block}.btn-primary:hover{background:var(--color-blue)}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.site-footer{border-top:1px solid var(--color-line);background:var(--color-paper);padding-block:2.5rem}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;display:flex}.footer-brand{color:var(--color-ink);align-items:center;gap:.6rem;font-size:.88rem;font-weight:600;display:flex}.footer-nav{color:var(--color-muted);flex-wrap:wrap;gap:1.5rem;font-size:.85rem;display:flex}.footer-nav a:hover{color:var(--color-navy)}.footer-copy{width:100%;color:var(--color-muted);font-size:.78rem}@media (width<=860px){.nav-toggle{display:flex}.nav-links{display:none}.nav-links.is-open{background:var(--color-paper);border-bottom:1px solid var(--color-line);padding:1.5rem clamp(1.25rem,4vw,2.5rem);display:block;position:absolute;top:100%;left:0;right:0;box-shadow:0 16px 32px #0b142014}.nav-links.is-open ul{flex-direction:column;align-items:flex-start;gap:1.1rem}}