:root{--bg: #f5f7fb;--surface: #ffffff;--surface-soft: #eef3ff;--surface-accent: linear-gradient(135deg, #00a66d 0%, #00895a 100%);--text: #111827;--muted: #667085;--border: rgba(15, 23, 42, .08);--accent: #00895a;--accent-soft: rgba(0, 137, 90, .12);--warning: #f59e0b;--danger: #dc2626;--success: #16a34a;--radius-sm: 18px;--radius: 30px;--radius-lg: 40px;--space-1: 8px;--space-2: 12px;--space-3: 18px;--space-4: 24px;--space-5: 32px;--shadow: 0 24px 80px rgba(32, 54, 102, .08);color-scheme:light;font-family:Inter,Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(0,137,90,.08),transparent 32%),linear-gradient(180deg,#f9fbff 0%,var(--bg) 100%);color:var(--text)}body{min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}.video-audio-shell{max-width:1440px;margin:0 auto;padding:24px 24px 0;display:grid;gap:24px}.saas-header{min-height:96px;display:flex;align-items:center;justify-content:center;gap:20px;padding:8px 0 6px;background:transparent;border:0;border-radius:0;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none}.brand-logo{width:auto;max-width:min(100%,300px);height:92px;display:block}.hero-panel{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(380px,.9fr);gap:28px;align-items:center;padding:40px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.hero-panel-loaded{align-items:stretch}.hero-copy{display:grid;align-content:start;gap:18px}.hero-copy h1{margin:0;max-width:13ch;font-size:clamp(3rem,5vw,5.25rem);line-height:.95;letter-spacing:-.05em}.hero-panel-loaded .hero-copy h1{max-width:none;font-size:clamp(2rem,3vw,3.4rem)}.hero-description{margin:0;max-width:34rem;color:var(--muted);font-size:1.15rem;line-height:1.7}.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.hero-stat{padding:18px;border-radius:24px;background:#fafbff;border:1px solid rgba(0,137,90,.1);display:grid;gap:6px}.hero-stat strong{font-size:1rem}.hero-stat span{color:var(--muted);font-size:.94rem;line-height:1.5}.hero-side{min-width:0}.hero-side-summary{display:grid;gap:16px}.summary-card{padding:22px 24px;border-radius:28px;background:#fbfcff;border:1px solid var(--border);display:grid;gap:8px}.summary-card-accent{background:var(--surface-accent);color:#fff;border-color:transparent}.summary-card-accent .summary-label,.summary-card-accent span{color:#ffffffc7}.summary-card strong{font-size:1.15rem}.summary-label{font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:8px}.hero-primary,.toolbar-primary,.download-link,.drop-zone-button{border:0;border-radius:999px;padding:16px 26px;background:var(--surface-accent);color:#fff;font-weight:700;text-decoration:none;box-shadow:0 18px 40px #00895a3d}.hero-secondary,.section-header button,.action-row button,.preset-group button{border:1px solid rgba(15,23,42,.08);border-radius:20px;padding:14px 18px;background:#fff;color:var(--text);box-shadow:none}.drop-zone{min-height:460px;padding:28px;border-radius:34px;border:1.5px dashed rgba(52,86,255,.22);border:1.5px dashed rgba(0,137,90,.24);background:radial-gradient(circle at top right,rgba(0,137,90,.1),transparent 38%),linear-gradient(180deg,#fff,#f8fbff);display:grid;align-items:center;text-align:left;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;outline:none}.drop-zone:hover,.drop-zone:focus-visible,.drop-zone.is-dragging{transform:translateY(-2px);border-color:#00895a73;box-shadow:0 24px 50px #00895a1f}.drop-zone-inner{max-width:480px;display:grid;gap:18px}.drop-zone-inner strong{font-size:clamp(2rem,3vw,3rem);line-height:1.02;letter-spacing:-.04em}.drop-zone-description,.file-chip span,.section-header p,.bitrate-label{margin:0;color:var(--muted)}.drop-zone-description{font-size:1rem;line-height:1.7}.drop-zone-action{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.drop-zone-button{display:inline-flex;align-items:center;justify-content:center;min-width:158px}.drop-zone-meta{color:var(--muted);font-size:.95rem}.drop-zone-format-row{display:flex;gap:10px;flex-wrap:wrap}.drop-zone-format-row span{padding:10px 14px;border-radius:999px;background:#fff;border:1px solid rgba(15,23,42,.08);color:var(--text);font-size:.9rem;font-weight:600}.workspace-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.8fr);gap:24px;align-items:start}.workspace-main,.workspace-aside{display:grid;gap:20px}.workspace-main{align-content:start}.workspace-section,.status-banner{padding:24px;border-radius:30px;border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow)}.workspace-section{display:grid;gap:22px}.section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.section-header>div{display:grid;gap:8px}.section-header h2{margin:0 0 6px;font-size:1.4rem;line-height:1.1}.preset-group{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:4px}.preset-group button{min-width:0;display:grid;gap:8px;text-align:left;transition:transform .16s ease,background .16s ease,color .16s ease,box-shadow .16s ease}.preset-group button:hover,.hero-secondary:hover,.section-header button:hover,.action-row button:hover{transform:translateY(-1px)}.preset-group span{color:var(--muted);font-size:.92rem}.preset-group button.is-active{background:var(--surface-accent);color:#fff;border-color:transparent;box-shadow:0 18px 40px #00895a2e}.preset-group button.is-active span{color:#ffffffd6}.bitrate-row{display:grid;gap:16px;margin-top:2px}.bitrate-label{font-size:.98rem;font-weight:600}.progress-shell{display:grid;gap:12px}.progress-section{position:sticky;top:18px;z-index:3}.progress-helper{color:var(--muted);font-size:.96rem}.progress-track{height:12px;border-radius:999px;background:#ebeff8;overflow:hidden}.progress-fill{height:100%;background:var(--surface-accent);border-radius:inherit;transition:width .3s ease}.progress-fill-indeterminate{width:40%!important;animation:progress-slide 1.6s ease-in-out infinite}@keyframes progress-slide{0%{transform:translate(-100%)}60%{transform:translate(200%)}to{transform:translate(200%)}}.result-metrics{padding:16px 18px;border-radius:22px;border:1px solid rgba(22,163,74,.14);background:#16a34a14}.action-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:4px}.info-card{gap:18px}.detail-list,.tip-list{display:grid;gap:12px;margin-top:2px}.detail-item,.tip-item{padding:16px 18px;border-radius:22px;background:#fafbff;border:1px solid rgba(15,23,42,.06);display:grid;gap:6px}.detail-item span,.tip-item span{color:var(--muted);line-height:1.6}.status-banner{box-shadow:none}.status-banner.is-warning{background:#f59e0b14;border-color:#f59e0b38}.status-banner.is-error{background:#dc262614;border-color:#dc262638;color:#991b1b}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);background:#111827f5;color:#fff;border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:12px 18px;box-shadow:0 18px 40px #11182729;z-index:20}@media (max-width: 1120px){.hero-panel,.workspace-grid{grid-template-columns:1fr}.hero-copy h1{max-width:none}.progress-section{position:static}}@media (max-width: 860px){.saas-header{padding:16px 20px}.hero-panel{padding:26px}.hero-stats,.preset-group{grid-template-columns:1fr}}@media (max-width: 640px){.video-audio-shell{padding:18px 14px 64px}.saas-header{padding:16px}.brand-logo{max-width:min(100%,240px);height:78px}.hero-panel,.workspace-section,.status-banner{border-radius:24px}.hero-actions,.action-row,.drop-zone-action{flex-direction:column;align-items:stretch}.hero-primary,.hero-secondary,.toolbar-primary,.download-link,.section-header button,.action-row button,.drop-zone-button{width:100%;justify-content:center;text-align:center}}.miniapps-footer{display:flex;justify-content:center;padding:24px 0;opacity:.35;transition:opacity .2s}.miniapps-footer:hover{opacity:.7}.miniapps-footer-logo{height:36px;width:auto;display:block}
