:root{color-scheme:light;--ink:#253b44;--muted:#64767b;--line:#e5e6df;--gold:#edca6e;--green:#1c6658;--paper:#fff;--bg:#f9f8f3;font-family:system-ui,-apple-system,"Microsoft JhengHei",sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:radial-gradient(ellipse at 85% 5%,#f3ecd6 0,transparent 46%),var(--bg);line-height:1.6}a{color:inherit;text-underline-offset:4px}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #307e78;outline-offset:5px}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.5}[hidden]{display:none!important}.topbar{max-width:1184px;margin:auto;padding:26px 32px;display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:19px;font-weight:750}.brand img{object-fit:contain}.brand small{display:block;font-size:11px;font-weight:500;letter-spacing:2px;color:var(--muted)}.back{font-size:13px;text-decoration:none}.back span{margin-left:10px}main{max-width:1184px;margin:0 auto;padding:28px 32px 60px}.intro{padding:16px 0 44px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:2px;color:#946e29;margin:0 0 12px}h1{font-size:clamp(28px,3.1vw,44px);letter-spacing:1px;line-height:1.4;margin:0 0 18px;font-weight:750}h2{font-size:21px;margin:0}h3{font-size:15px;margin:0}.lead{font-size:16px;line-height:1.9;color:var(--muted);margin:0 0 22px}.badges{display:flex;flex-wrap:wrap;gap:9px}.badges span{border:1px solid #dce4db;border-radius:30px;background:#ffffff8a;padding:5px 12px;color:#426458;font-size:11px}.badges span:before{content:'✓';margin-right:6px}.layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(270px,1fr);gap:24px;align-items:start}.download-card{padding:30px;background:var(--paper);border:1px solid var(--line);border-radius:22px;box-shadow:0 12px 38px #293e4210}.file-heading{display:flex;gap:14px;align-items:center;padding-bottom:28px;margin-bottom:25px;border-bottom:1px solid var(--line)}.file-heading .eyebrow{margin-bottom:3px;font-size:9px;letter-spacing:1.5px}.file-icon{background:#faf0ce;border-radius:15px;width:50px;height:58px;display:grid;place-content:center;color:#93712d;font-size:29px;flex-shrink:0}.file-heading h2{font-size:20px}.filename{font-size:11px;letter-spacing:.2px;color:var(--muted);margin:4px 0 0;overflow-wrap:anywhere}.size-tag{margin-left:auto;white-space:nowrap;font-size:11px;background:#f3f5f0;border-radius:7px;padding:5px 8px;color:#52665d}.progress-heading,.transfer-info{display:flex;gap:12px;justify-content:space-between;align-items:center}.progress-heading{margin-bottom:12px;font-size:13px}.progress-heading strong{font-weight:650}.progress-heading #percentage{font-size:17px;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums}progress{width:100%;height:10px;border:0;border-radius:8px;appearance:none;display:block;background:#edf1ed;overflow:hidden}progress::-webkit-progress-bar{background:#edf1ed;border-radius:8px}progress::-webkit-progress-value{background:#3f8370;border-radius:8px;transition:width .3s}progress::-moz-progress-bar{background:#3f8370;border-radius:8px}.transfer-info{margin:10px 0;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}#speed{white-space:nowrap}.status{min-height:44px;font-size:13px;line-height:1.8;margin:20px 0 14px;color:#52695f}.status[data-error=true]{color:#9b4132;background:#fff2ee;padding:10px 12px;border-radius:8px}.folder-name{font-size:12px;color:var(--muted);overflow-wrap:anywhere;margin:0 0 12px}.actions{display:flex;flex-wrap:wrap;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;border-radius:11px;padding:14px 20px;font-size:14px;font-weight:700;line-height:1.5;text-decoration:none;border:1px solid transparent;min-height:48px}.primary{background:var(--gold);color:#4e3e1b;box-shadow:0 3px 0 #d6b15a40}.primary:hover:not(:disabled){background:#f1d386}.secondary{background:white;border-color:#d8dfd6;color:#426356}.actions .primary{flex:1}.small-note{font-size:11px;color:var(--muted);line-height:1.9;margin:16px 0 0}.direct{margin-top:25px;padding-top:21px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;align-items:center}.direct strong{font-size:12px;font-weight:600}.direct p{margin:4px 0 0;font-size:11px;color:var(--muted)}.direct>a{font-size:12px;white-space:nowrap;color:#6a6d53}.guide-card{padding:29px 25px;border:1px solid #e2e5da;background:#f0f2e9;border-radius:22px}.guide-card h2{font-size:19px}.guide-card ol{list-style:none;margin:25px 0;padding:0;display:grid;gap:23px}.guide-card li{display:flex;gap:14px}.guide-card li>span{color:#919d85;font-size:12px;font-weight:700;padding-top:2px}.guide-card li p{font-size:12px;line-height:1.9;color:#657261;margin:6px 0 0}.note{border-top:1px solid #d9dfd0;padding-top:20px;font-size:12px}.note p{font-size:11px;color:#6e7b69;line-height:1.8;margin:5px 0 0}.success{border-radius:12px;background:#eff7f0;padding:18px;margin-top:20px}.success p{font-size:13px;color:var(--muted)}.success .button{font-size:12px;padding:10px 14px}.faq{margin:48px 0 0;max-width:760px}.faq h2{margin-bottom:22px}.faq details{border-bottom:1px solid var(--line);padding:17px 0}.faq summary{font-size:14px;cursor:pointer;font-weight:600}.faq p{font-size:13px;color:var(--muted);line-height:1.9;margin:12px 0 0}.notice{font-size:13px;color:#9b4132}footer{max-width:1120px;margin:auto;border-top:1px solid var(--line);padding:24px 0 32px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}@media(max-width:900px){.layout{grid-template-columns:minmax(0,1fr)}.guide-card ol{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.guide-card li{gap:9px}}@media(max-width:600px){.topbar{padding:18px 20px}.brand{font-size:17px}.brand img{width:46px;height:36px}.back{font-size:11px}main{padding:20px 20px 36px}.intro{padding:10px 0 28px}h1{font-size:28px}.lead{font-size:14px}.desktop-break{display:none}.download-card{padding:22px 19px;border-radius:17px}.file-heading{gap:10px;flex-wrap:wrap}.file-icon{width:38px;height:48px}.file-heading h2{font-size:18px}.size-tag{font-size:10px}.direct{flex-direction:column;align-items:flex-start;gap:10px}.guide-card{padding:24px 21px}.guide-card ol{grid-template-columns:1fr}.guide-card h3{font-size:14px}.guide-card li p{font-size:13px}.faq{margin-top:32px}.actions{flex-direction:column}.button{width:100%}footer{margin:0 20px;padding:22px 0;flex-direction:column;gap:8px}}@media(prefers-reduced-motion:reduce){progress::-webkit-progress-value{transition:none}}