:root{color-scheme:dark;--bg:#0b1220;--panel:#121d30;--line:#263650;--text:#edf4ff;--muted:#9eacc2;--blue:#4f8cff;--green:#38d39f}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0%,#1a3155 0,transparent 34%),var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.top{height:64px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,calc((100% - 900px)/2));font-size:13px;color:var(--muted)}.brand{font-weight:900;color:white;letter-spacing:1px}.brand span{color:var(--blue)}.wrap{width:min(900px,calc(100% - 32px));margin:38px auto}.hero{padding:24px 4px 28px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--green);font-weight:800;margin:0 0 8px}h1{font-size:clamp(38px,8vw,66px);line-height:1.03;letter-spacing:-2px;margin:0 0 14px}h1 span{color:var(--blue)}.hero>p:last-child{color:var(--muted);max-width:550px}.panel{background:linear-gradient(145deg,#15243b,#101a2b);border:1px solid var(--line);border-radius:18px;padding:22px;margin:16px 0;box-shadow:0 14px 40px #0003}h2{margin:0 0 16px;font-size:22px}label{display:block;color:var(--muted);font-size:13px;margin:12px 0}input{display:block;width:100%;margin-top:6px;padding:13px 14px;border-radius:10px;border:1px solid var(--line);background:#0b1423;color:white;font:inherit}.file-picker{border:1px dashed #49658e;border-radius:12px;padding:14px;color:white}.file-picker input{border:0;padding:8px 0}.actions,.section-head{display:flex;gap:10px;align-items:center;justify-content:space-between}.actions button{flex:1}button{border:0;border-radius:10px;background:var(--blue);color:white;font-weight:800;padding:13px 16px;font-size:14px;cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}.secondary{background:#263650}.small{padding:9px 12px}.hint{color:var(--muted);font-size:13px}.hidden{display:none!important}.progress{height:9px;border-radius:20px;background:#263650;overflow:hidden;margin:15px 0}.progress div{height:100%;width:0;background:var(--green);transition:width .2s}.file-list{display:grid;gap:10px}.file{border:1px solid var(--line);border-radius:12px;padding:13px;display:flex;gap:12px;align-items:center;justify-content:space-between}.file strong{display:block;overflow-wrap:anywhere}.file small{color:var(--muted)}.file a{color:#9fc0ff;font-weight:700;text-decoration:none;white-space:nowrap}.foot{text-align:center;color:var(--muted);font-size:12px;margin:28px 0}@media(max-width:560px){.wrap{margin:20px auto}.panel{padding:17px}.file{align-items:flex-start;flex-direction:column}.file a{white-space:normal}.section-head{align-items:flex-start}}