:root{--ink:#101828;--muted:#667085;--paper:#f7f8fc;--white:#fff;--line:#c8d0df;--blue:#2f6bff;--coral:#ff6b57}*{box-sizing:border-box}html{background:var(--paper)}body{min-height:100vh;color:var(--ink);background:radial-gradient(circle at 82% 5%,#2f6bff21,#0000 27rem),linear-gradient(145deg,#e9edf6,#fff 58%,#edf2ff);margin:0;font-family:Aptos,Segoe UI,sans-serif}a{color:inherit}.home{place-items:center;width:min(940px,100% - 32px);min-height:100vh;margin:0 auto;padding:32px 0;display:grid}.shell{background:#ffffffeb;border:1px solid #fffffffa;width:100%;padding:clamp(22px,5vw,46px);box-shadow:0 26px 90px #23385f26}.drop{border:2px dashed var(--line);background:var(--white);text-align:center;place-items:center;min-height:360px;padding:28px;transition:all .18s;display:grid;position:relative}.drop:focus-within{border-color:var(--blue);background:#f4f7ff;transform:translateY(-2px)}.drop:before,.drop:after{content:"";pointer-events:none;width:34px;height:34px;position:absolute}.drop:before{border-left:3px solid var(--blue);border-top:3px solid var(--blue);top:-7px;left:-7px}.drop:after{border-right:3px solid var(--blue);border-bottom:3px solid var(--blue);bottom:-7px;right:-7px}input[type=file]{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.drop strong{font:680 25px/1.1 Bahnschrift,Arial Narrow,sans-serif}.controls{grid-template-columns:150px minmax(190px,1fr) auto;gap:10px;margin-top:18px;display:grid}.credential{border:1px solid var(--line);min-width:0;color:var(--ink);background:#fff;outline:none;padding:13px 14px;font:14px Cascadia Mono,monospace}.credential:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2f6bff1f}button,.back-link{background:var(--blue);color:#fff;cursor:pointer;border:0;padding:0 22px;font-weight:750;text-decoration:none}button:disabled{opacity:.45;cursor:not-allowed}.result{background:var(--ink);color:#fff;margin-top:16px;padding:15px;font:13px/1.5 Cascadia Mono,monospace;display:none}.result.show{display:block}.result a{color:#fff;overflow-wrap:anywhere}.result.error{background:#9f1239}.not-found{place-items:center;width:min(940px,100% - 32px);min-height:100vh;margin:0 auto;padding:32px 0;display:grid}.missing-card{background:#fff;width:min(680px,100%);padding:clamp(30px,7vw,70px);position:relative;box-shadow:0 26px 90px #23385f26}.missing-code{color:var(--blue);letter-spacing:-.08em;font:800 clamp(82px,19vw,170px)/.75 Bahnschrift,sans-serif}.missing-card h1{letter-spacing:-.04em;margin:32px 0 16px;font:750 clamp(34px,7vw,62px)/.95 Bahnschrift,Arial Narrow,sans-serif}.missing-card p{max-width:480px;color:var(--muted);margin:0 0 30px;font-size:17px;line-height:1.5}.back-link{align-items:center;min-height:48px;display:inline-flex}.spark{background:var(--coral);width:22px;height:22px;position:absolute;top:18%;right:9%;transform:rotate(45deg)}@media (max-width:700px){.home{padding:16px 0}.shell{padding:18px}.drop{min-height:300px}.controls{grid-template-columns:1fr}.controls button{min-height:50px}}@media (prefers-reduced-motion:reduce){*{transition:none!important}}