:root{--bg:#edf4ff;--surface:#ffffff;--surface2:#e3edff;--text:#101a35;--muted:#61708f;--line:#cbd8ee;--primary:#087cf0;--primary2:#7a42ed;--success:#079669;--danger:#d6455d;--shadow:0 18px 45px rgba(16,36,80,0.12)}.dark{--bg:#070f22;--surface:#0d1830;--surface2:#142747;--text:#f4f7fb;--muted:#aab9d8;--line:#294574;--primary:#10c9f4;--primary2:#9a5cff;--success:#5fc49d;--danger:#ff7186;--shadow:0 20px 52px rgba(1,8,28,0.48)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:radial-gradient(circle at 88% -12%,rgba(16,201,244,.16),transparent 28%),var(--bg);color:var(--text);font-family:Trebuchet MS,Segoe UI,sans-serif}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.topbar{height:76px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.82);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);display:flex;align-items:center;padding:0 28px;position:-webkit-sticky;position:sticky;top:0;z-index:30}.dark .topbar{background:rgba(13,24,48,.88)}.brand,.brand-logo-frame,.brand-wrap{display:flex;align-items:center}.brand-logo-frame{justify-content:center;width:330px;height:74px;overflow:hidden;border-radius:8px}.brand-logo{display:block;width:auto;height:100%;max-width:100%;object-fit:contain;object-position:center}.sidebar-brand{display:flex;align-items:center;justify-content:center;padding:0 10px 18px;border-bottom:1px solid var(--line);margin-bottom:10px}.sidebar-brand-logo{display:block;width:100%;max-width:235px;height:auto;object-fit:contain}.topnav{gap:6px;margin-left:auto;margin-right:18px}.topnav,.topnav a{display:flex;align-items:center}.topnav a{gap:7px;padding:9px 12px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:600}.topnav a.active,.topnav a:hover{background:var(--surface2);color:var(--text)}.icon-button{border:1px solid var(--line);background:var(--surface);color:var(--text);width:38px;height:38px;border-radius:10px;display:grid;place-items:center;cursor:pointer}.app-layout{display:grid;grid-template-columns:235px minmax(0,1fr);min-height:calc(100vh - 72px)}.sidebar{border-right:1px solid var(--line);padding:28px 14px 18px;background:rgba(255,255,255,.5);display:flex;flex-direction:column;gap:28px}.dark .sidebar{background:rgba(7,15,34,.66)}.side-section{display:grid}.side-label{font-size:10px;letter-spacing:1.4px;font-weight:800;color:var(--muted);padding:0 11px 8px}.format-link,.side-link{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:600;margin-bottom:3px}.side-link.active,.side-link:hover{background:var(--surface2);color:var(--text)}.side-link.active:after{content:"";display:block;width:4px;height:4px;border-radius:50%;background:var(--primary);margin-left:auto}.format-link{color:var(--text);justify-content:space-between}.format-link span{min-width:0;text-align:right;line-height:1.5;font-size:11px;color:var(--muted);letter-spacing:.08em}.side-bottom{margin-top:auto}.main-content{padding:30px 28px 56px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;max-width:1200px}.page-head h1{font-size:clamp(2.2rem,3vw,4rem);line-height:1.03;letter-spacing:-.06em;margin:0}.page-head p{max-width:760px;color:var(--muted);margin:10px 0 0;line-height:1.6}.eyebrow{margin:0 0 12px;font-size:11px;letter-spacing:1.6px;font-weight:800;color:var(--muted);text-transform:uppercase}.button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:12px;padding:10px 16px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:.2s ease}.button.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 30px rgba(8,124,240,.24)}.button.primary:hover{transform:translateY(-1px)}.button.secondary{background:var(--surface2);color:var(--text);border:1px solid var(--line)}.button.success{background:rgba(15,157,104,.12);color:var(--success);border:1px solid rgba(15,157,104,.18)}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px;margin:22px 0 26px}.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow)}.stat-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,rgba(8,124,240,.12),rgba(122,66,237,.12));color:var(--primary)}.stat-card span,.stat-card strong{display:block}.stat-card strong{font-size:19px}.stat-card span{font-size:11px;color:var(--muted);margin-top:2px}.converter-shell{gap:18px}.converter-shell,.dropzone{display:flex;flex-direction:column}.dropzone{min-height:280px;border:1.5px dashed #9aa6bd;border-radius:24px;background:linear-gradient(135deg,rgba(255,255,255,.84),rgba(242,245,255,.85));border-color:var(--line);align-items:center;justify-content:center;text-align:center;gap:14px;padding:24px 18px;transition:.2s ease}.dark .dropzone{background:linear-gradient(135deg,rgba(16,34,56,.96),rgba(11,23,40,.96))}.dropzone.active{border-color:var(--primary);background:linear-gradient(135deg,rgba(8,124,240,.08),rgba(122,66,237,.08));transform:translateY(-1px)}.drop-orbit{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,rgba(8,124,240,.14),rgba(122,66,237,.14));color:var(--primary)}.dropzone h2{margin:0;font-size:clamp(1.3rem,2vw,2rem);letter-spacing:-.04em}.dropzone p{margin:0;max-width:540px;color:var(--muted)}.drop-hint{font-size:12px;color:var(--muted);margin-top:4px}.home-grid{display:grid;grid-template-columns:minmax(0,1.55fr) 340px;grid-gap:20px;gap:20px;align-items:start;margin:24px 0}.conversion-map{max-width:1200px;margin:28px 0 0;padding:24px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:18px}.section-heading h2{margin:0;font-size:25px;letter-spacing:-.04em}.section-heading p:last-child{max-width:360px;margin:0;color:var(--muted);font-size:13px;line-height:1.5}.conversion-map-list{display:grid;grid-gap:8px;gap:8px}.conversion-map-row{display:grid;grid-template-columns:150px 24px minmax(0,1fr);align-items:center;grid-gap:12px;gap:12px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface2)}.conversion-map-row strong{font-size:14px}.conversion-map-arrow{color:var(--primary)}.format-tags{display:flex;flex-wrap:wrap;gap:6px}.format-tags span{padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.08em}.side-card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:var(--shadow)}.side-card h3{margin:0 0 12px;font-size:24px;letter-spacing:-.04em}.side-card p{color:var(--muted);line-height:1.6}.mini-card{display:flex;flex-direction:column;gap:6px;padding:14px;border:1px solid var(--line);background:var(--surface2);border-radius:14px;margin-top:14px}.mini-card strong{display:flex;align-items:center;gap:8px;font-size:14px}.mini-card span{font-size:12px;color:var(--muted)}.mini-card.compact{margin-top:16px;background:linear-gradient(135deg,rgba(8,124,240,.08),rgba(122,66,237,.08));border-color:rgba(8,124,240,.12)}.panel{background:var(--surface);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:20px}.panel-header{display:flex;justify-content:space-between;align-items:flex-end;gap:15px;margin-bottom:16px}.panel-header h2{margin:0;font-size:clamp(1.3rem,2vw,1.8rem);letter-spacing:-.04em}.text-link{align-items:center;gap:7px;color:var(--primary);font-weight:700;font-size:13px}.inline-link,.text-link{display:inline-flex}.queue-row,.recent-list,.recent-row{display:grid;grid-gap:12px;gap:12px}.queue-row,.recent-row{align-items:center;padding:12px 14px;border:1px solid var(--line);background:var(--surface2);border-radius:14px}.recent-row{grid-template-columns:52px minmax(0,1fr) auto}.file-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,rgba(8,124,240,.12),rgba(122,66,237,.12));color:var(--primary);font-weight:800;font-size:12px}.recent-main{min-width:0}.recent-main strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.recent-main span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.status-dot,.status-pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 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var(--line);background:var(--surface);color:var(--text);border-radius:10px;min-width:94px}.queue-status{display:flex;justify-content:flex-start}.progress-wrap{display:flex;align-items:center;gap:12px;min-width:120px}.progress-line{position:relative;overflow:hidden;height:8px;border-radius:999px;background:rgba(8,124,240,.12);width:100%}.progress-line span{display:block;height:100%;border-radius:inherit;background:linear-gradient(135deg,var(--primary),var(--primary2))}.queue-error{grid-column:2/-1;color:var(--danger);font-size:12px;padding-top:4px}.elapsed{display:flex;align-items:center;gap:7px;color:var(--success);font-size:12px;font-weight:700}.remove-button{display:grid;place-items:center;width:34px;height:34px;border:none;background:rgba(217,45,32,.08);color:var(--danger);border-radius:10px;cursor:pointer}.support-strip{display:flex;flex-wrap:wrap;gap:10px;padding-top:6px}.support-strip span{display:inline-flex;align-items:center;gap:7px;padding:9px 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p{color:var(--muted);line-height:1.7;margin:0 0 14px}.info-page section{margin-top:18px}.site-footer{max-width:1200px;margin-top:52px;padding-top:18px;border-top:1px solid var(--line);justify-content:space-between;color:var(--muted);font-size:12px}.site-footer,.site-footer nav{display:flex;gap:16px}.site-footer a:hover{color:var(--primary)}.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px;margin-top:16px}.feature-card{padding:18px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(135deg,var(--surface),var(--surface2));box-shadow:var(--shadow)}.feature-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,rgba(8,124,240,.12),rgba(122,66,237,.12));color:var(--primary);margin-bottom:14px}.feature-card h3{margin:0 0 10px;font-size:1.05rem;letter-spacing:-.03em}.feature-card p{margin:0;color:var(--muted);line-height:1.6}.workflow-panel{margin-top:24px}.workflow-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.workflow-step{display:grid;grid-template-columns:auto auto minmax(0,1fr);align-items:center;grid-gap:12px;gap:12px;padding:16px;border-radius:16px;border:1px solid var(--line);background:var(--surface2)}.workflow-no{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(8,124,240,.12);color:var(--primary);font-weight:800;font-size:12px}.workflow-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--surface);color:var(--primary);border:1px solid var(--line)}.workflow-step strong{display:block;margin-bottom:5px}.workflow-step p{margin:0;color:var(--muted);line-height:1.5;font-size:13px}.workflow-note{margin-top:16px;padding:12px 14px;border-radius:12px;background:rgba(15,157,104,.08);border:1px solid rgba(15,157,104,.18);color:var(--success);gap:8px;font-size:13px;font-weight:600}.hero-actions,.workflow-note{display:flex;align-items:center}.hero-actions{grid-gap:12px;gap:12px;flex-wrap:wrap;margin-top:18px;background:linear-gradient(135deg,rgba(8,124,240,.08),rgba(122,66,237,.08));border-color:rgba(8,124,240,.12);display:grid;grid-gap:10px;gap:10px;min-width:170px}.hero-badges span{display:flex;align-items:center;justify-content:center;padding:9px 12px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--muted);font-weight:700;font-size:12px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:1050px){.app-layout{grid-template-columns:72px 1fr}.sidebar{padding:20px 8px}.format-link span,.side-label,.side-link:not(.active):after{display:none}.side-link{justify-content:center;font-size:0}.format-link svg,.side-link svg{margin:0}.side-bottom .side-link{font-size:0}.stats-grid{grid-template-columns:repeat(2,1fr)}.home-grid{grid-template-columns:1fr}.conversion-map-row{grid-template-columns:130px 20px minmax(0,1fr);gap:8px}.queue-row{grid-template-columns:42px minmax(120px,1fr) minmax(150px,.8fr) 125px auto}.elapsed{display:none}.feature-grid,.workflow-steps{grid-template-columns:1fr}}@media (max-width:760px){.topbar{padding:0 14px}.topnav{display:none}.app-layout{display:block}.sidebar{display:none}.main-content{padding:28px 14px 48px}.page-head,.section-heading{display:block}.section-heading p:last-child{margin-top:10px}.conversion-map{padding:18px 14px}.conversion-map-row{grid-template-columns:1fr;gap:7px}.conversion-map-arrow{transform:rotate(90deg)}.page-head .button{margin-top:18px}.hero-badges{grid-template-columns:repeat(3,minmax(0,1fr));min-width:0}.stats-grid{grid-template-columns:1fr 1fr}.queue-toolbar{align-items:flex-start;flex-direction:column}.toolbar-actions{width:100%;flex-wrap:wrap}.quality-control{flex:1 1;min-width:180px}.queue-row{grid-template-columns:38px minmax(0,1fr) auto auto;gap:8px}.format-flow,.queue-status{grid-column:2/4}.queue-status{justify-self:start}.queue-error{grid-column:2/-1}.dropzone{min-height:260px}.support-strip{justify-content:flex-start}.settings-grid{grid-template-columns:1fr}.info-page h1{font-size:34px}}@media (max-width:480px){.stats-grid{grid-template-columns:1fr}.dropzone{padding:22px 12px}.queue-row{padding:13px 12px}.queue-toolbar{padding:16px 13px}.recent-row{padding:13px}.brand-logo-frame{width:235px;height:58px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .button{width:100%}}