:root{--bg: #030406;--panel: #05080d;--text: #f6f7fb;--muted: #8d9099;--line: rgba(255, 255, 255, .28);--accent: #ff9f0a;--accent-strong: #ff8a00;--ok: #8cefa8;--err: #ff7f74;--radius: 12px}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:Archivo,Noto Sans SC,sans-serif;color:var(--text);background:radial-gradient(circle at 20% 15%,rgba(255,159,10,.12),transparent 32%),radial-gradient(circle at 82% 10%,rgba(120,180,255,.08),transparent 26%),radial-gradient(circle at 50% 90%,rgba(255,255,255,.08),transparent 35%),var(--bg);position:relative;overflow-x:hidden}body:before,body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none}body:before{background-image:radial-gradient(circle,rgba(255,255,255,.5) 1px,transparent 1px),radial-gradient(circle,rgba(255,255,255,.35) 1px,transparent 1px);background-size:180px 180px,280px 280px;background-position:24px 42px,72px 96px;opacity:.28}body:after{background:repeating-linear-gradient(-35deg,transparent 0,transparent 260px,rgba(255,255,255,.04) 260px,rgba(255,255,255,.04) 285px);mix-blend-mode:soft-light}.shell{width:min(980px,calc(100% - 44px));margin:clamp(120px,18vh,180px) auto 64px;display:flex;flex-direction:column;align-items:center}.brand{margin:0 0 28px;display:inline-flex;align-items:center;gap:8px;font-size:clamp(44px,6vw,58px);font-weight:800;letter-spacing:.6px}.brand-do{color:var(--text)}.brand-get{color:#111;background:linear-gradient(135deg,var(--accent),var(--accent-strong));border-radius:10px;padding:2px 10px 3px}.download-form{width:min(920px,100%);display:grid;grid-template-columns:1fr auto;border:1px solid var(--line);background:linear-gradient(180deg,#0006,#06090c99)}.download-form:focus-within{border-color:#ff9f0ae6;box-shadow:0 0 0 1px #ff9f0a33}#source-url{min-width:0;background:transparent;border:none;color:var(--text);padding:18px 20px;font-size:clamp(16px,2vw,28px);font-weight:500;outline:none}#source-url::placeholder{color:#ffffff5c}#submit-btn{border:none;border-left:1px solid var(--line);background:transparent;color:#fff;padding:0 24px;cursor:pointer;transition:background-color .2s ease}#submit-btn:hover{background:#ffffff14}#submit-btn:active{background:#ffffff29}#submit-btn:disabled{opacity:.55;cursor:not-allowed}.arrow{font-size:26px;line-height:1}.hint{margin:12px 0 0;color:var(--accent);font-size:24px;font-family:Noto Sans SC,sans-serif;letter-spacing:.2px}.status{min-height:28px;margin:14px 0 0;color:var(--muted);font-size:16px;font-family:Noto Sans SC,sans-serif}.status.ok{color:var(--ok)}.status.err{color:var(--err)}.result{width:min(920px,100%);margin-top:8px;opacity:1;transform:translateY(0);transition:opacity .22s ease,transform .22s ease}.result.hidden{opacity:0;transform:translateY(6px);pointer-events:none}.qr-code{position:fixed;left:50%;bottom:20px;margin:0;transform:translate(-50%);padding:10px;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:#030406b8;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 16px 40px #00000057;z-index:20}.qr-code img{display:block;width:clamp(96px,16vw,144px);height:auto}.result-row{display:grid;grid-template-columns:1fr auto;gap:10px}#result-url{width:100%;border:1px solid rgba(255,255,255,.2);background:#ffffff0a;color:var(--text);padding:12px 14px;border-radius:var(--radius);font:500 14px/1.45 Archivo,Noto Sans SC,sans-serif;outline:none}#copy-btn{border:1px solid rgba(255,159,10,.7);background:#ff9f0a1f;color:#ffc166;padding:0 16px;border-radius:var(--radius);cursor:pointer;font:600 14px Noto Sans SC,sans-serif;transition:transform .12s ease,background .2s ease}#copy-btn:hover{background:#ff9f0a38}#copy-btn:active{transform:translateY(1px)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media (max-width: 900px){.shell{margin-top:max(74px,14vh)}.download-form{grid-template-columns:1fr 72px}#source-url{font-size:clamp(16px,4vw,28px);padding:15px 14px}#submit-btn{padding:0}.hint{font-size:16px;text-align:center}.status{font-size:14px}.qr-code{bottom:12px;padding:8px}.qr-code img{width:92px}.result-row{grid-template-columns:1fr}#copy-btn{min-height:42px}}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/archivo-latin-400-normal-C81ewxNO.woff2) format("woff2"),url(/assets/archivo-latin-400-normal-Bl602Mgc.woff) format("woff")}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/archivo-latin-500-normal-CGugC8dq.woff2) format("woff2"),url(/assets/archivo-latin-500-normal-pkzA7jw9.woff) format("woff")}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/archivo-latin-700-normal-D9cHMWGj.woff2) format("woff2"),url(/assets/archivo-latin-700-normal-lT5TFe7H.woff) format("woff")}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/archivo-latin-800-normal-cB6v3kRN.woff2) format("woff2"),url(/assets/archivo-latin-800-normal-DZa_k145.woff) format("woff")}@font-face{font-family:Noto Sans SC;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/noto-sans-sc-chinese-simplified-400-normal-Ba7eOkfT.woff2) format("woff2"),url(/assets/noto-sans-sc-chinese-simplified-400-normal-DUWMQbbw.woff) format("woff")}@font-face{font-family:Noto Sans SC;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/noto-sans-sc-chinese-simplified-500-normal-z_irmif2.woff2) format("woff2"),url(/assets/noto-sans-sc-chinese-simplified-500-normal-Du6iXQtI.woff) format("woff")}@font-face{font-family:Noto Sans SC;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/noto-sans-sc-chinese-simplified-700-normal-DoUziBww.woff2) format("woff2"),url(/assets/noto-sans-sc-chinese-simplified-700-normal-DdQ4H5Ol.woff) format("woff")}