*{box-sizing:border-box;margin:0;padding:0}
:root{--o:#F4512C;--line:#ECE6DE;--mut:#6B635B;--ink:#1C1917;--ok:#1F7A4D;--err:#B43A1F}
body{font-family:Inter,"Open Sauce Sans",sans-serif;background:#FCFAF7;color:var(--ink);-webkit-font-smoothing:antialiased}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
nav{height:64px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.logo{font-weight:700;font-size:18px;display:flex;gap:8px;align-items:center;color:inherit;text-decoration:none}
.logo i{width:22px;height:22px;border-radius:6px;background:var(--o);display:inline-block}
.nav-by{font-weight:400;font-size:13px;color:var(--mut)}
.nav-actions{display:flex;gap:10px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:11px 18px;font-weight:600;font-size:15px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;text-decoration:none;font-family:inherit}
.btn.p{background:var(--o);border-color:var(--o);color:#fff}
.btn:disabled{opacity:.55;cursor:default}
.badge{display:inline-flex;gap:6px;align-items:center;font-size:13px;padding:6px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--mut)}
.badge b{color:var(--ink)}
.badge.low{border-color:#F3C7BE;background:#FFF6F4;color:var(--err)}
.badge.low b{color:var(--err)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 1px 2px rgba(0,0,0,.03),0 8px 30px rgba(60,40,20,.05)}
.priv{color:var(--ok);background:#EEF8F2;border-color:#CFEBDB}
.hero{padding:56px 0 28px;text-align:center}
.hero h1{font-size:52px;letter-spacing:-1.5px;line-height:1.05}
.hero p{font-size:19px;color:var(--mut);margin:14px auto 18px;max-width:640px}
.tool{padding:24px;margin-bottom:72px}
.drop{border:2px dashed #E3D9CD;border-radius:14px;padding:40px;text-align:center;background:#FFFCF8}
.drop.over{border-color:var(--o);background:#FFF7F4}
.drop h2,.drop h3{font-size:18px;margin:12px 0 6px}
.drop p{color:var(--mut);font-size:14px}
.ic{width:48px;height:48px;border-radius:12px;background:#FDE9E3;color:var(--o);display:inline-flex;align-items:center;justify-content:center;font-size:22px}
.file-ic{width:40px;height:40px;border-radius:12px;background:#FDE9E3;color:var(--o);display:inline-flex;align-items:center;justify-content:center}
.tool-top,.foot,.split{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.tool-top{margin-bottom:18px}
.file{display:flex;gap:12px;align-items:center}
.row{display:grid;grid-template-columns:150px 1fr 90px;gap:16px;align-items:center;padding:16px;border-radius:12px;border:1px solid var(--line);margin-bottom:10px}
.row.on{border-color:var(--o);background:#FFF7F4}
.play{width:40px;height:40px;border-radius:50%;border:0;background:#1C1917;color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.row.on .play{background:var(--o)}
.ab{display:inline-flex;background:#F4EFE8;border-radius:10px;padding:3px}
.ab button{padding:7px 14px;border-radius:8px;font-weight:600;font-size:14px;color:var(--mut);border:0;background:transparent;cursor:pointer;font-family:inherit}
.ab button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.wave{height:64px;display:flex;align-items:center;gap:2px;flex:1;position:relative}
.wave span{flex:1;border-radius:2px;display:block;min-width:0}
.wave i{position:absolute;top:0;bottom:0;width:2px;background:var(--ink);opacity:.45;left:0}
.bar{height:8px;border-radius:99px;background:#F1ECE5;overflow:hidden}
.bar b{display:block;height:100%;background:var(--o);border-radius:99px;width:0}
.err{background:#FFF1EE;color:var(--err);border-radius:10px;padding:10px 12px;font-size:14px;margin-top:12px}
.okmsg{background:#EEF8F2;color:var(--ok);border-radius:10px;padding:10px 12px;font-size:14px;margin-top:12px}
.mut{color:var(--mut)}
h2{font-size:34px;letter-spacing:-.8px;text-align:center;margin-bottom:10px}
.sub{text-align:center;color:var(--mut);margin-bottom:36px;font-size:17px}
section{padding:56px 0;border-top:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid .card{padding:24px}
.grid h3{font-size:18px;margin:14px 0 6px}
.grid p{color:var(--mut);font-size:15px;line-height:1.5}
.steps .n{width:32px;height:32px;border-radius:50%;background:var(--o);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.faq{max-width:780px;margin:28px auto 0}
.faq details{border-bottom:1px solid var(--line);padding:18px 4px}
.faq summary{font-size:17px;font-weight:650;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--mut);font-weight:500}
.faq details[open] summary:after{content:"–"}
.faq details p{color:var(--mut);margin-top:10px;line-height:1.6;font-size:15px}
.price{max-width:780px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.price .card{padding:26px}
.price .amt{font-size:36px;font-weight:700;margin:8px 0}
.price li{list-style:none;color:var(--mut);margin:6px 0;font-size:15px}
.price li:before{content:"✓  ";color:var(--o)}
.uses{max-width:780px;margin:0 auto;text-align:center}
.uses a{color:var(--o);font-weight:650}
footer{border-top:1px solid var(--line);padding:32px 0 40px;color:var(--mut);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--mut);text-decoration:none}
.overlay{position:fixed;inset:0;background:rgba(28,25,23,.45);display:flex;align-items:center;justify-content:center;padding:24px;z-index:5}
.overlay[hidden]{display:none}
.modal{width:min(440px,100%);padding:28px}
.modal h3{font-size:22px;margin-bottom:6px}
.pack{padding:18px;margin-top:18px;border-color:var(--o)}
label{font-size:13px;font-weight:600;display:block;margin:12px 0 6px}
input{font:inherit;width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:15px}
.legal{max-width:760px;margin:40px auto 64px;padding:0 32px}
.legal h1{font-size:40px;letter-spacing:-1px;margin-bottom:12px}
.legal p,.legal li{color:var(--mut);line-height:1.6;margin:10px 0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media(max-width:600px){
  .wrap{padding:0 16px}
  .hero{padding:28px 0 18px}
  .hero h1{font-size:34px}
  .hero p{font-size:16px}
  .tool{padding:14px}
  .row{display:block}
  .row .time{display:none}
  .nav-by,.tip{display:none}
  .logo{font-size:16px}
  .grid,.price{grid-template-columns:1fr}
  .foot .btn,.foot .actions{width:100%}
  .actions{display:flex;flex-direction:column}
}