:root{--ink:#121d19;--muted:#63706b;--paper:#f5f6f1;--line:#dfe4dc;--green:#38d878;--green-dark:#0d7f43;--lime:#c8f04b;--navy:#10201a;--danger:#b62d39;--shadow:0 24px 70px rgba(17,37,29,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}
.site-header{max-width:1180px;margin:auto;padding:25px 28px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-size:20px;font-weight:850;letter-spacing:-.6px}.brand-mark{width:35px;height:35px;display:grid;place-items:center;color:var(--navy)}.brand-mark svg{width:35px;fill:var(--green)}.brand-mark svg path+path{fill:none;stroke:var(--navy);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.accent{color:var(--green-dark)}.status-pill{display:flex;align-items:center;gap:8px;color:#4b5b54;font-size:12px;font-weight:700}.status-pill i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(56,216,120,.14)}
main{overflow:hidden}.hero{min-height:720px;padding:82px 24px 72px;text-align:center;position:relative}.hero:before,.hero:after{content:"";position:absolute;border-radius:999px;z-index:-1}.hero:before{width:360px;height:360px;background:rgba(56,216,120,.11);top:80px;left:-170px}.hero:after{width:420px;height:420px;border:1px solid rgba(16,32,26,.07);right:-250px;top:210px}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:720;color:#53615b}.eyebrow span{background:var(--lime);color:#26300e;padding:5px 8px;border-radius:4px;font-size:9px;letter-spacing:.11em}h1{max-width:790px;margin:22px auto 18px;font-size:clamp(48px,7vw,84px);line-height:.98;letter-spacing:-.065em;font-weight:850}h1 em{color:var(--green-dark);font-family:Georgia,serif;font-weight:500}.lead{max-width:605px;margin:0 auto 38px;color:var(--muted);font-size:18px;line-height:1.65}
.converter-card{width:min(100%,650px);min-height:325px;margin:auto;padding:26px;background:rgba(255,255,255,.96);border:1px solid rgba(19,40,31,.1);border-radius:22px;box-shadow:var(--shadow);text-align:left}.drop-zone{height:190px;border:1.5px dashed #b8c5bc;border-radius:14px;background:#fafbf8;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:.2s ease}.drop-zone:hover,.drop-zone.dragover{border-color:var(--green-dark);background:#f3fbf5;transform:translateY(-1px)}.drop-zone input{position:absolute;width:1px;height:1px;opacity:0}.upload-icon{width:44px;height:44px;display:grid;place-items:center;margin-bottom:11px;border-radius:12px;color:var(--green-dark);background:#e7f8ed}.upload-icon svg{width:23px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.drop-zone strong{font-size:16px}.drop-zone>span:not(.upload-icon){color:var(--muted);font-size:13px;margin-top:4px}.drop-zone small{margin-top:12px;color:#909a95;font-size:10px;font-weight:750;letter-spacing:.08em}.selected-file{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fafbf9;margin-bottom:14px}.file-badge{display:grid;place-items:center;width:43px;height:43px;border-radius:10px;background:var(--navy);color:white;font-size:10px;font-weight:800}.file-details{min-width:0;flex:1;display:flex;flex-direction:column}.file-details strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.file-details small{color:var(--muted);margin-top:3px}#remove-file{border:0;background:transparent;color:#77827d;font-size:25px;cursor:pointer}.primary-button,.download-button{width:100%;min-height:56px;border:0;border-radius:12px;background:var(--navy);color:white;display:flex;align-items:center;justify-content:center;gap:12px;font-weight:760;text-decoration:none;cursor:pointer;transition:.2s ease}.primary-button{margin-top:14px;justify-content:space-between;padding:0 22px}.primary-button:not(:disabled):hover,.download-button:hover{background:var(--green-dark);transform:translateY(-1px)}.primary-button:disabled{opacity:.35;cursor:not-allowed}.form-error{margin:14px 0 0;padding:11px 14px;border-radius:9px;background:#fff0f1;color:var(--danger);font-size:13px}
.progress-view{padding:16px 6px 5px}.progress-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.progress-heading small{color:var(--green-dark);font-size:9px;letter-spacing:.14em;font-weight:850}.progress-heading h2{margin:6px 0 0;font-size:20px;letter-spacing:-.025em}#progress-percent{font-size:26px;letter-spacing:-.04em}.progress-track{height:8px;border-radius:10px;background:#e6eae5;overflow:hidden;margin:28px 0 15px}.progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--green-dark),var(--green));transition:width .5s ease}.progress-note{min-height:42px;color:var(--muted);font-size:13px;line-height:1.5}.metadata{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.metadata span{padding:7px 9px;background:#eef5ef;border-radius:7px;color:#405148;font-size:11px}.download-button{margin-top:22px}.secondary-button{display:block;border:0;margin:14px auto 0;background:transparent;color:var(--green-dark);font-weight:700;cursor:pointer}.trust-row{display:flex;justify-content:center;flex-wrap:wrap;gap:27px;margin:28px auto 0;color:#65736d;font-size:11px;font-weight:650}.trust-row span{display:flex;align-items:center;gap:6px}.trust-row svg{width:17px;fill:none;stroke:var(--green-dark);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.how-it-works{max-width:1080px;margin:30px auto 100px;padding:70px 28px;border-top:1px solid var(--line)}.section-heading{text-align:center}.section-heading>span{color:var(--green-dark);font-size:10px;font-weight:850;letter-spacing:.16em}.section-heading h2{margin:12px 0 42px;font-size:clamp(30px,4vw,44px);letter-spacing:-.04em}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.steps article{position:relative;min-height:230px;padding:28px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.5)}.step-number{position:absolute;top:20px;right:22px;color:#b5bdb8;font:italic 18px Georgia,serif}.step-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:10px;background:#e5f8eb;color:var(--green-dark);font-size:22px}.steps h3{margin:30px 0 8px;font-size:18px}.steps p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.notice{max-width:1024px;margin:-50px auto 100px;padding:28px 32px;display:flex;align-items:flex-start;gap:18px;background:#eaf1e9;border-radius:16px}.notice-icon{flex:0 0 30px;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;color:white;background:var(--green-dark);font-family:Georgia,serif;font-weight:bold}.notice h2{margin:2px 0 7px;font-size:16px}.notice p{margin:0;color:#59675f;font-size:13px;line-height:1.6}footer{padding:28px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);color:var(--muted);font-size:11px}footer>span{color:var(--ink);font-size:15px;font-weight:850}[hidden]{display:none!important}
@media(max-width:700px){.site-header{padding:20px}.status-pill{font-size:0}.hero{padding:55px 15px 62px}h1{font-size:48px}.lead{font-size:16px}.converter-card{padding:16px;border-radius:18px}.steps{grid-template-columns:1fr}.how-it-works{padding:55px 20px;margin-bottom:60px}.notice{margin:-25px 16px 70px}footer{flex-direction:column;gap:9px;text-align:center}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}