:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#07080d;--bg-elevated:#0e1018;--panel:#12151f;--panel-2:#1a1f2e;--border:#ffffff14;--text:#f0f3f8;--muted:#8b95a8;--accent:#6ee7a8;--accent-dim:#6ee7a826;--warn:#ffb347;--before:#ff6b6b;--after:#6ee7a8;--glow:#6ee7a859;--radius:16px;--radius-sm:10px;--font:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono:"JetBrains Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body{height:100%;font-family:var(--font);background:var(--bg);color:var(--text);margin:0;overflow:hidden}#app{flex-direction:column;height:100vh;display:flex}.hero{background:linear-gradient(180deg, #0a0c14 0%, var(--bg) 100%);border-bottom:1px solid var(--border);text-align:center;flex-shrink:0;padding:20px 24px 24px}.hero-inner{max-width:900px;margin:0 auto}.hero-label{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-size:11px;font-weight:600}.hero-sizes{flex-wrap:wrap;justify-content:center;align-items:center;gap:20px;line-height:1;display:flex}.size-before,.size-after{font-family:var(--mono);letter-spacing:-.03em;font-size:clamp(2.4rem,6vw,4.5rem);font-weight:700}.size-before{color:var(--before);opacity:.85;text-decoration:line-through;text-decoration-thickness:3px}.hero-arrow{color:var(--muted);font-size:clamp(1.8rem,4vw,3rem);font-weight:300}.size-after{color:var(--after);text-shadow:0 0 40px var(--glow)}.hero-badge{background:var(--accent-dim);color:var(--accent);font-family:var(--mono);letter-spacing:.02em;border-radius:999px;margin-top:12px;padding:6px 16px;font-size:clamp(1rem,2.5vw,1.35rem);font-weight:700;display:inline-block}.hero-sub{color:var(--muted);margin-top:10px;font-size:14px}.workspace{flex:1;grid-template-columns:340px 1fr;min-height:0;display:grid}.panel{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;gap:16px;padding:20px;display:flex;overflow-y:auto}.brand{align-items:center;gap:12px;display:flex}.brand-mark{background:linear-gradient(135deg, var(--accent-dim), transparent);border:1px solid var(--border);width:40px;height:40px;color:var(--accent);border-radius:12px;place-items:center;font-size:18px;display:grid}.brand h1{letter-spacing:-.02em;margin:0;font-size:18px;font-weight:800}.brand p{color:var(--muted);margin:2px 0 0;font-size:12px}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;background:var(--bg-elevated);padding:28px 16px;transition:border-color .2s,background .2s,transform .15s}.dropzone:hover,.dropzone:focus-visible,.dropzone.dragover{border-color:var(--accent);background:var(--accent-dim);outline:none}.dropzone.dragover{transform:scale(1.01)}.dropzone-icon{opacity:.7;margin-bottom:8px;font-size:28px}.dropzone-title{margin:0 0 4px;font-size:15px;font-weight:600}.dropzone-hint{color:var(--muted);margin:0;font-size:12px}.file-meta{background:var(--panel-2);border-radius:var(--radius-sm);border:1px solid var(--border);flex-direction:column;gap:4px;padding:10px 12px;display:flex}.file-name{word-break:break-all;font-size:13px;font-weight:600}.file-tris{font-family:var(--mono);color:var(--muted);font-size:11px}.controls{flex-direction:column;gap:14px;display:flex}.quality-section{flex-direction:column;gap:12px;display:flex}.quality-question{color:var(--text);margin:0;font-size:13px;font-weight:700}.preset-cards{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.preset-card{background:var(--panel-2);border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font:inherit;cursor:pointer;text-align:center;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;transition:border-color .15s,background .15s,transform .12s;display:flex}.preset-card:hover{border-color:#6ee7a859;transform:translateY(-1px)}.preset-card.active{border-color:var(--accent);background:var(--accent-dim)}.preset-icon{font-size:20px;line-height:1}.preset-label{font-size:11px;font-weight:700;line-height:1.2}.preset-hint{color:var(--muted);font-size:9px;line-height:1.2}.tune-field{margin-top:4px}.tune-labels{color:var(--muted);justify-content:space-between;font-size:11px;font-weight:600;display:flex}.quality-hint{color:var(--muted);min-height:2.9em;margin:0;font-size:11px;line-height:1.45}.field{flex-direction:column;gap:6px;display:flex}.field>span{color:var(--muted);font-size:12px;font-weight:600}.field input[type=range]{width:100%;accent-color:var(--accent)}.field select{background:var(--panel-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font:inherit;cursor:pointer;padding:10px 12px;font-size:13px}.field select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary,.btn-secondary{border-radius:var(--radius-sm);width:100%;font:inherit;cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:14px 16px;font-size:14px;font-weight:700;transition:transform .12s,opacity .12s,box-shadow .2s;display:flex}.btn-primary{color:#052e16;background:linear-gradient(135deg,#3dd68c,#22c55e);box-shadow:0 8px 24px #22c55e40}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 32px #22c55e59}.btn-primary:disabled{opacity:.6;cursor:wait}.btn-secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}.btn-spinner{border:2px solid #052e164d;border-top-color:#052e16;border-radius:50%;width:16px;height:16px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.panel-footer{color:var(--muted);align-items:center;gap:8px;margin-top:auto;padding-top:12px;font-size:11px;display:flex}.panel-footer a{color:var(--accent);text-decoration:none}.panel-footer a:hover{text-decoration:underline}.viewers{background:var(--bg);grid-template-columns:1fr 2px 1fr;min-height:0;display:grid}.viewer-divider{background:linear-gradient(180deg, transparent, var(--border), transparent)}.viewer-card{flex-direction:column;min-height:0;display:flex;position:relative}.viewer-header{z-index:2;pointer-events:none;justify-content:space-between;align-items:center;display:flex;position:absolute;top:16px;left:16px;right:16px}.viewer-tag{letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:6px 12px;font-size:11px;font-weight:700}.viewer-tag.before{color:var(--before);background:#ff6b6b26;border:1px solid #ff6b6b4d}.viewer-tag.after{color:var(--after);background:#6ee7a826;border:1px solid #6ee7a84d}.viewer-stat{font-family:var(--mono);color:var(--muted);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#00000073;border-radius:6px;padding:4px 10px;font-size:12px}.viewer-card canvas{touch-action:none;flex:1;width:100%;height:100%;display:block}.viewer-empty{color:var(--muted);pointer-events:none;background:radial-gradient(circle at 50% 40%, #6ee7a80a, transparent 55%), var(--bg-elevated);place-items:center;font-size:14px;display:grid;position:absolute;inset:0}.viewer-empty.hidden{display:none}@media (width<=960px){.workspace{grid-template-rows:auto 1fr;grid-template-columns:1fr}.panel{border-right:none;border-bottom:1px solid var(--border);max-height:45vh}.viewers{grid-template-rows:1fr 2px 1fr;grid-template-columns:1fr}}