:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg-0:#0d0f14;--bg-1:#12141b;--surface:#181b23;--surface-2:#20242f;--surface-3:#272c3a;--border:#2b2f3c;--border-strong:#3a4051;--text:#eceef5;--muted:#9aa1b2;--accent:#2dd4bf;--accent-soft:#2dd4bf29;--accent-grad:linear-gradient(135deg, #2dd4bf 0%, #14b8a6 100%);--accent-ink:#06201c;--danger-bg:#3a1622;--danger-fg:#ffc2cd;--ok-bg:#103527;--ok-fg:#b6f3d4;--radius:14px;--radius-sm:9px;--shadow:0 10px 30px #00000059;--shadow-sm:0 2px 8px #00000040;--ring:0 0 0 3px var(--accent-soft)}*{box-sizing:border-box}body{color:var(--text);background:radial-gradient(1100px 700px at 12% -10%, #2dd4bf1a, transparent 60%), radial-gradient(900px 600px at 100% 0%, #14b8a612, transparent 55%), linear-gradient(180deg, var(--bg-1), var(--bg-0));-webkit-font-smoothing:antialiased;background-attachment:fixed;min-height:100vh;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{max-width:1000px;margin:0 auto;padding:1.75rem 1.25rem 3rem}.app-header{margin-bottom:1.25rem}.app-header h1{letter-spacing:-.02em;background:linear-gradient(120deg,#99f6e4 0%,#2dd4bf 55%,#5eead4 100%);color:#0000;-webkit-background-clip:text;background-clip:text;width:max-content;margin:0;font-size:2rem;font-weight:800}.tagline{color:var(--muted);margin:.35rem 0 0;font-size:.95rem}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--radius);text-align:center;color:var(--muted);background:linear-gradient(#7c8aff0a,#0000);padding:4.5rem 1.5rem;transition:border-color .18s,background .18s,transform .18s;position:relative}.dropzone p{margin:0 0 .5rem;font-size:1.05rem}.dropzone.over{border-color:var(--accent);background:var(--accent-soft);box-shadow:var(--shadow);transform:translateY(-2px)}.file-button{background:var(--accent-grad);color:var(--accent-ink);border-radius:var(--radius-sm);cursor:pointer;box-shadow:var(--shadow-sm);margin-top:.4rem;padding:.6rem 1.15rem;font-weight:700;transition:transform .15s,box-shadow .15s,filter .15s;display:inline-block}.file-button:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 8px 22px #2dd4bf59}.file-button:active{transform:translateY(0)}.toolbar{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);flex-wrap:wrap;align-items:center;gap:.6rem;margin-bottom:.9rem;padding:.55rem .65rem;display:flex}.toolbar .group{background:var(--bg-0);border:1px solid var(--border);border-radius:var(--radius-sm);align-items:center;gap:.25rem;padding:.2rem;display:flex}.toolbar .group.strength{color:var(--muted);letter-spacing:.03em;text-transform:uppercase;gap:.55rem;padding:.3rem .7rem;font-size:.82rem;font-weight:600}.toolbar button{color:var(--text);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;padding:.4rem .75rem;font-size:.9rem;font-weight:500;transition:background .15s,color .15s,box-shadow .15s,transform .1s}.toolbar button:hover{background:var(--surface-3)}.toolbar button:active{transform:translateY(.5px)}.toolbar button.active,.toolbar button[aria-pressed=true]{background:var(--accent-grad);color:var(--accent-ink);font-weight:700;box-shadow:0 4px 14px #2dd4bf59}.toolbar button:disabled{opacity:.35;cursor:default}.toolbar button:disabled:hover{background:0 0}.strength input[type=range]{appearance:none;cursor:pointer;background:linear-gradient(90deg,#2dd4bf 0%,#14b8a6 100%);border-radius:999px;outline:none;width:130px;height:6px}.strength input[type=range]::-webkit-slider-thumb{appearance:none;border:2px solid var(--accent);width:17px;height:17px;box-shadow:var(--shadow-sm);background:#fff;border-radius:50%;transition:transform .12s,box-shadow .12s}.strength input[type=range]::-webkit-slider-thumb:hover{box-shadow:0 0 0 6px var(--accent-soft);transform:scale(1.15)}.strength input[type=range]::-moz-range-thumb{border:2px solid var(--accent);width:17px;height:17px;box-shadow:var(--shadow-sm);background:#fff;border-radius:50%}.stage{border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-0);box-shadow:var(--shadow), inset 0 0 0 1px #ffffff05;justify-content:center;align-items:center;padding:.6rem;display:flex}.editor-canvas{touch-action:none;cursor:crosshair;border-radius:8px;max-width:100%;height:auto;box-shadow:0 8px 28px #00000073}.bottom-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-top:1rem;display:flex}.region-actions,.export-bar{gap:.5rem;display:flex}.export-bar button,.region-actions button{background:var(--surface-2);color:var(--text);border:1px solid var(--border-strong);border-radius:var(--radius-sm);cursor:pointer;padding:.55rem 1rem;font-size:.9rem;font-weight:600;transition:background .15s,transform .12s,box-shadow .15s,filter .15s,border-color .15s}.export-bar button:hover,.region-actions button:hover{background:var(--surface-3);border-color:var(--accent);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.export-bar button:active,.region-actions button:active{transform:translateY(0)}.export-bar button:first-child{background:var(--accent-grad);color:var(--accent-ink);border-color:#0000}.export-bar button:first-child:hover{filter:brightness(1.07);border-color:#0000;box-shadow:0 8px 22px #2dd4bf66}.export-bar button:disabled,.region-actions button:disabled{opacity:.35;cursor:default;filter:none;box-shadow:none;border-color:var(--border);background:var(--surface-2);transform:none}button:focus-visible,.file-button:focus-within,input[type=range]:focus-visible{box-shadow:var(--ring);outline:none}.error,.notice{border-radius:var(--radius-sm);border:1px solid #0000;margin:0 0 .85rem;padding:.7rem 1rem;font-size:.9rem;font-weight:600;animation:.2s banner-in}.error{background:var(--danger-bg);color:var(--danger-fg);border-color:#ff788c40}.notice{background:var(--ok-bg);color:var(--ok-fg);border-color:#78f0b440}@keyframes banner-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@media (width<=560px){.bottom-bar{flex-direction:column;align-items:stretch}.region-actions,.export-bar{flex-wrap:wrap}.app-header h1{font-size:1.7rem}}