:root{--navy:#08172f;--navy-2:#102445;--paper:#f1f5fa;--white:#fff;--ink:#13213a;--muted:#66738a;--line:#ccd6e5;--mint:#4de1b5;--blue:#225ee9;--red:#d74c5b;--shadow:0 30px 80px rgba(8,23,47,.12);font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 84% 15%,#dbe7ff 0,transparent 28%),var(--paper)}button,input{font:inherit}.app-shell{width:min(calc(100% - 48px),1320px);margin:auto;min-height:100vh;display:flex;flex-direction:column}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;color:var(--navy);text-decoration:none;font:800 14px 'Courier New',monospace;letter-spacing:.08em}.brand b{color:var(--blue)}.brand-logo{width:48px;height:48px;display:block;object-fit:contain}.privacy{font:700 12px 'Courier New',monospace;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);display:flex;align-items:center;gap:9px}.privacy i{width:8px;height:8px;background:var(--mint);border-radius:50%;box-shadow:0 0 0 4px rgba(77,225,181,.18)}
.workspace{display:grid;grid-template-columns:minmax(0,.8fr) minmax(480px,1.2fr);gap:76px;align-items:center;flex:1;padding:72px 0}.kicker{display:block;font:700 12px 'Courier New',monospace;text-transform:uppercase;letter-spacing:.12em;color:var(--blue);margin-bottom:26px}.intro h1{font-size:clamp(60px,6.2vw,94px);letter-spacing:-.085em;line-height:.94;margin:0 0 30px;color:var(--navy)}.intro h1 span{color:var(--blue)}.intro p{font-size:18px;line-height:1.55;color:var(--muted);max-width:500px;margin:0}.converter-card,.result-card,.error-card{grid-column:2;background:var(--white);border:1px solid var(--line);padding:30px;box-shadow:var(--shadow)}.step-label{display:flex;gap:12px;align-items:center;color:var(--navy);font:800 12px 'Courier New',monospace;text-transform:uppercase;letter-spacing:.08em;margin-bottom:22px}.step-label span{color:var(--blue)}.dropzone{min-height:370px;border:2px dashed #9aabc4;background:#f8faff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:38px;cursor:pointer;transition:border-color .2s,background .2s,transform .2s}.dropzone:hover,.dropzone.dragover,.dropzone:focus-within{border-color:var(--blue);background:#f0f5ff;transform:translateY(-2px)}.dropzone.processing{pointer-events:none;opacity:.7}.dropzone input{position:absolute;width:1px;height:1px;opacity:0}.upload-icon{width:68px;height:68px;border:1px solid var(--navy);display:grid;place-items:center;font-size:34px;color:var(--blue);margin-bottom:26px}.dropzone strong{font-size:27px;letter-spacing:-.04em;margin-bottom:10px;color:var(--navy)}.dropzone>span:not(.upload-icon){font-size:15px;color:var(--muted)}.dropzone em{font-style:normal;margin-top:30px;padding-top:18px;border-top:1px solid var(--line);font:700 12px 'Courier New',monospace;text-transform:uppercase;color:#59715f}.status-line{display:flex;justify-content:space-between;gap:20px;margin-top:20px;font:700 12px 'Courier New',monospace;text-transform:uppercase;color:var(--muted)}.result-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);padding-bottom:25px}.result-head h2,.error-card h2{font-size:35px;letter-spacing:-.055em;color:var(--navy);margin:0 0 8px}.result-head p{margin:0;color:var(--muted);line-height:1.5}.result-badge{width:62px;height:62px;display:grid;place-items:center;background:var(--navy);color:var(--mint);font:800 14px 'Courier New',monospace}.account-list{display:grid;gap:12px;padding:22px 0}.account-row{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;border:1px solid var(--line);padding:18px 20px}.account-meta{display:flex;align-items:center;gap:16px;min-width:0}.account-icon{width:42px;height:42px;display:grid;place-items:center;background:#e7efff;color:var(--blue);font-weight:800}.account-copy strong{display:block;color:var(--navy);font-size:16px;margin-bottom:5px}.account-copy span{display:block;color:var(--muted);font-size:13px}.download-one{border:0;background:transparent;color:var(--blue);font-size:14px;font-weight:800;cursor:pointer;padding:10px}.download-one:hover{text-decoration:underline;text-underline-offset:4px}.result-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid var(--line)}.primary-action{border:0;background:var(--blue);color:#fff;min-height:54px;padding:0 20px;display:inline-flex;align-items:center;justify-content:space-between;gap:28px;font-weight:800;cursor:pointer;transition:background .2s,transform .2s}.primary-action:hover{background:var(--navy);transform:translateY(-2px)}.text-action{border:0;background:transparent;color:var(--navy);font-weight:800;cursor:pointer;padding:12px 0;text-decoration:underline;text-underline-offset:4px}.error-card{border-top:5px solid var(--red)}.error-code{display:block;color:var(--red);font:800 12px 'Courier New',monospace;letter-spacing:.08em;margin-bottom:18px}.error-card p{color:var(--muted);line-height:1.55;margin:0 0 20px}.footer{min-height:76px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:13px}
.primary-action{text-decoration:none}.footer{min-height:auto;margin:28px 0 24px;padding:26px 0;border-top:1px solid var(--line);background:transparent;color:var(--navy)}.footer-copy{display:flex;flex-direction:column;gap:7px}.footer-copy strong{font:800 13px 'Courier New',monospace;text-transform:uppercase;letter-spacing:.08em}.footer-copy span{color:var(--muted)}.footer-contact{display:flex;align-items:center;justify-content:flex-end;gap:22px;flex-wrap:wrap}.footer-contact a{color:var(--blue);text-decoration:none;font-weight:700}.footer-contact a:hover{text-decoration:underline;text-underline-offset:4px}
@media(max-width:900px){.workspace{grid-template-columns:1fr;gap:45px;padding:55px 0}.intro p{max-width:650px}.converter-card,.result-card,.error-card{grid-column:1}.dropzone{min-height:320px}}
@media(max-width:560px){.app-shell{width:min(calc(100% - 28px),1320px)}.topbar{height:72px}.privacy{font-size:0}.privacy:after{content:'Local';font-size:11px}.workspace{padding:42px 0}.intro h1{font-size:clamp(51px,13vw,72px)}.intro p{font-size:16px}.converter-card,.result-card,.error-card{padding:18px}.dropzone{min-height:300px;padding:26px 18px}.dropzone strong{font-size:23px}.status-line,.footer,.result-actions{align-items:flex-start;flex-direction:column}.account-row{grid-template-columns:1fr}.download-one{padding-left:58px}.primary-action{width:100%}.footer{padding:24px}.footer-contact{align-items:flex-start;justify-content:flex-start;gap:12px;flex-direction:column}}
@media(prefers-reduced-motion:reduce){*{transition-duration:.01ms!important}}