:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#1c1c1c;--bg-2:#171717;--surface:#212121;--surface-2:#262626;--border:#2e2e2e;--border-strong:#414141;--text:#ededed;--muted:#a8a8a8;--muted-2:#949494;--accent:#6b96ff;--accent-2:#7c5cff;--accent-ink:#fff;--btn-from:#3f6fe6;--btn-to:#6b45e6;--chip-from:#b9cfff;--chip-to:#a8c2fb;--chip-ink:#0e2a6b;--chip-edge:#7f9ff0;--cta-from:#2a55cc;--cta-to:#17368f;--good:#35d07f;--good-2:#24b46a;--good-ink:#0f1a13;--glow-1:#6b96ff12;--glow-2:#7c5cff0d;--header-bg:#1c1c1c;--tint-accent:#6b96ff1a;--tint-accent-border:#6b96ff47;--tint-good-line:#35d07f59;--tint-good-fill:#35d07f0f;--tint-warn:#f0a83a14;--tint-warn-border:#f0a83a52;--warn-text:#ffd9a1;--tint-danger:#ff6b6b14;--tint-danger-border:#ff6b6b4d;--danger-text:#ffb9b9;--tip-bg:#3d3d3d;--tip-ink:#f4f4f4;--dropzone-hover:#2b2b2b;--dropzone-drag:#313131;--preview-bg:#00000059;--shadow:0 10px 30px -12px #000000b3;--glow-accent:0 12px 26px -12px #6b96ffd9;--glow-accent-sm:0 6px 16px -6px #6b96ffb3;--glow-chip:0 6px 16px -8px #a8c2fb80;--glow-cta:0 0 12px -4px #6891ff57, 0 10px 24px -12px #2a55cccc;--glow-cta-hover:0 0 16px -3px #789eff70, 0 12px 26px -12px #2a55cce6;--glow-good:0 12px 26px -12px #35d07fb3;--ring:0 0 0 3px #6b96ff47;--radius:16px;--radius-sm:10px;--maxw:720px;--shell:1120px;--stage-w:800px;--nav-h:60px;--fs-text:clamp(1rem, .83rem + .36vw, 1.15rem);--fs-lead:clamp(1.02rem, .8rem + .46vw, 1.28rem);--fs-row:clamp(.98rem, .73rem + .52vw, 1.2rem);--dur-press:.12s;--dur-fast:.16s;--dur-base:.24s;--ease-out:cubic-bezier(.23, 1, .32, 1);--ease:cubic-bezier(.4, 0, .2, 1);--tap:44px;--press:.97}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f2f2f2;--bg-2:#eaeaea;--surface:#fbfbfb;--surface-2:#f0f0f0;--border:#e2e2e2;--border-strong:#c9c9c9;--text:#14171d;--muted:#52565c;--muted-2:#5e6167;--accent:#2b57d2;--accent-2:#6a3fe0;--accent-ink:#fff;--btn-from:#2f5fe0;--btn-to:#6a3fe0;--chip-from:#dbe7ff;--chip-to:#cddcff;--chip-ink:#123a8f;--chip-edge:#7ba0f0;--cta-from:#244bc4;--cta-to:#142f85;--good:#0a6845;--good-2:#075437;--good-ink:#fff;--glow-1:#2f5fe00a;--glow-2:#6a3fe008;--header-bg:#f2f2f2;--tint-accent:#2b57d214;--tint-accent-border:#2b57d238;--tint-good-line:#0a68454d;--tint-good-fill:#0a68450d;--tint-warn:#9a5c0014;--tint-warn-border:#9a5c0040;--warn-text:#7a4a00;--tint-danger:#a320200f;--tint-danger-border:#a320203d;--danger-text:#a32020;--tip-bg:#14171d;--tip-ink:#f7f7f7;--dropzone-hover:#ebebeb;--dropzone-drag:#e4e6ec;--preview-bg:#0000000f;--shadow:0 10px 30px -14px #00000029;--glow-accent:0 12px 26px -14px #2f5fe080;--glow-accent-sm:0 6px 16px -8px #2f5fe073;--glow-chip:0 6px 16px -10px #2f5fe066;--glow-cta:0 0 12px -5px #2b57d242, 0 10px 22px -14px #244bc480;--glow-cta-hover:0 0 16px -4px #2b57d257, 0 12px 24px -14px #244bc494;--glow-good:0 12px 26px -14px #0a684566;--ring:0 0 0 3px #2b57d238}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px)}body{background:radial-gradient(1200px 600px at 50% -200px, var(--glow-1), transparent 70%), radial-gradient(900px 500px at 100% 0, var(--glow-2), transparent 60%), var(--bg);color:var(--text);min-height:100vh;margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}.site-header{z-index:50;background:radial-gradient(1200px 600px at 50% -200px, var(--glow-1), transparent 70%), radial-gradient(900px 500px at 100% 0, var(--glow-2), transparent 60%), var(--header-bg);border-bottom:1px solid var(--border);position:sticky;top:0}.nav{height:var(--nav-h);align-items:center;gap:14px;display:flex}.brand{color:var(--text);letter-spacing:-.02em;align-items:center;gap:10px;font-size:1.12rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{background:linear-gradient(135deg, var(--accent), var(--accent-2));width:34px;height:34px;box-shadow:var(--glow-accent-sm);border-radius:9px;place-items:center;display:grid}.brand-mark svg{width:20px;height:20px;color:var(--accent-ink)}.brand-name em{color:var(--accent);font-style:normal}.nav-links{align-items:center;gap:2px;margin-left:auto;display:flex}.nav-links a{white-space:nowrap;min-height:38px;color:var(--muted);transition:color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);border-radius:8px;align-items:center;padding:8px 10px;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.nav-links a[aria-current=page]{color:var(--text)}.nav-links a.nav-cta{color:var(--accent)}.theme-toggle{width:40px;height:40px;color:var(--muted);background:var(--surface-2);border:1px solid var(--border-strong);cursor:pointer;touch-action:manipulation;transition:color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out);border-radius:10px;flex:none;place-items:center;padding:0;display:grid;position:relative}.theme-toggle:after{content:"";width:var(--tap);height:var(--tap);position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%)}.theme-toggle:active{transform:scale(var(--press))}.theme-toggle svg{width:18px;height:18px}.theme-toggle .i-moon,:root[data-theme=light] .theme-toggle .i-sun{display:none}:root[data-theme=light] .theme-toggle .i-moon{display:block}.tool-stage{min-height:calc(100vh - var(--nav-h));min-height:calc(100svh - var(--nav-h));align-items:center;padding:24px 0 60px;display:flex;position:relative}.stage-intro{text-align:center}.stage-title{text-wrap:balance;margin:0 0 10px;font-size:clamp(1.6rem,5.2vw,2.45rem);line-height:1.14}.stage-sub{max-width:46ch;font-size:var(--fs-lead);color:var(--muted);text-wrap:pretty;margin:0 auto 14px;line-height:1.5}.stage-features{flex-wrap:wrap;justify-content:center;gap:8px 10px;margin:0;padding:0;list-style:none;display:flex}.stage-features li{color:var(--muted);background:var(--surface-2);border:1px solid var(--border-strong);border-radius:999px;align-items:center;gap:6px;padding:5px 12px;font-size:.84rem;font-weight:600;display:inline-flex}.stage-features svg{width:12px;height:12px;color:var(--good)}h1{letter-spacing:-.03em;margin:0 0 14px;font-size:clamp(1.85rem,5vw,2.6rem);font-weight:800;line-height:1.12}.grad{background:linear-gradient(120deg, var(--accent), var(--accent-2));color:#0000;-webkit-background-clip:text;background-clip:text}.scroll-cue{width:var(--tap);height:var(--tap);color:var(--muted);background:var(--surface);border:1px solid var(--border-strong);touch-action:manipulation;transition:color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out);border-radius:50%;place-items:center;display:grid;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.scroll-cue:active{transform:translateX(-50%) scale(var(--press))}.scroll-cue svg{width:16px;height:16px}@media (height<=780px){.scroll-cue{display:none}}.trust{color:var(--muted-2);flex-wrap:wrap;justify-content:center;gap:8px 18px;margin:22px auto 0;font-size:.86rem;display:flex}.trust span{align-items:center;gap:6px;display:inline-flex}.trust svg{width:14px;height:14px;color:var(--good)}.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}.home-hero{text-align:center;padding:52px 0 8px}.home-hero h1{text-wrap:balance;max-width:16ch;margin-inline:auto}.home-lede{max-width:60ch;font-size:var(--fs-lead);color:var(--muted);text-wrap:pretty;margin:0 auto 18px;line-height:1.55}.home-hero .stage-features{margin-bottom:26px}.home-cta{margin:0}.tools-sec{padding:30px 0}.why-sec{padding:30px 0 44px}.sec-head{margin-bottom:20px}.sec-head h2{letter-spacing:-.02em;margin:0 0 6px;font-size:clamp(1.3rem,3vw,1.65rem);line-height:1.2}.sec-head p{color:var(--muted);font-size:var(--fs-text);margin:0}.tool-grid{gap:14px;margin:0;padding:0;list-style:none;display:grid}.tool-grid.three{grid-template-columns:1fr}.tool-card{height:100%;color:var(--text);background:linear-gradient(180deg, var(--surface), var(--bg-2));border:1px solid var(--border);border-radius:var(--radius);transition:border-color var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out), box-shadow var(--dur-fast) var(--ease);flex-direction:column;gap:8px;padding:22px;text-decoration:none;display:flex}.tool-card h3{letter-spacing:-.01em;margin:4px 0 0;font-size:1.08rem}.tool-card p{color:var(--muted);margin:0;font-size:.92rem;line-height:1.5}.tool-ico{width:44px;height:44px;color:var(--accent-ink);background:linear-gradient(135deg, var(--btn-from), var(--btn-to));box-shadow:var(--glow-accent-sm);border-radius:12px;place-items:center;display:grid}.tool-ico svg{width:22px;height:22px}.tool-go{color:var(--accent);align-items:center;gap:6px;margin-top:auto;padding-top:6px;font-size:.9rem;font-weight:700;display:inline-flex}.tool-go svg{width:16px;height:16px;transition:transform var(--dur-fast) var(--ease-out)}.tool-card:active{transform:scale(.99)}.tool-card:focus-visible{border-color:var(--accent);box-shadow:var(--ring);outline:none}.why-grid{grid-template-columns:1fr;gap:24px;margin:0;padding:0;list-style:none;display:grid}.why-item{border-left:2px solid var(--tint-accent-border);padding-left:16px}.why-item h3{letter-spacing:-.01em;margin:0 0 6px;font-size:1.02rem}.why-item p{color:var(--muted);font-size:var(--fs-text);margin:0;line-height:1.55}.why-item p strong{color:var(--text);font-weight:700}.why-grid+.prose{max-width:none;margin-top:24px}.why-grid+.prose>:last-child{margin-bottom:0}@media (width>=620px){.tool-grid.three{grid-template-columns:repeat(2,1fr)}}@media (width>=960px){.tool-grid.three{grid-template-columns:repeat(3,1fr)}}@media (width>=700px){.home-hero h1{max-width:24ch}}.card{background:linear-gradient(180deg, var(--surface), var(--bg-2));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin:22px auto 0;padding:22px}.dropzone{text-align:center;border:2px dashed var(--border-strong);border-radius:var(--radius-sm);background:var(--surface-2);cursor:pointer;touch-action:manipulation;min-height:170px;transition:border-color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:28px;display:flex}.dropzone:focus-within{border-color:var(--accent);background-color:var(--dropzone-hover)}.dropzone:has(:focus-visible){box-shadow:var(--ring)}.dropzone.is-drag{border-color:var(--accent);background-color:var(--dropzone-drag)}.dropzone svg{width:44px;height:44px;color:var(--accent)}.dropzone strong{text-wrap:balance;font-size:1.02rem}#dropzone-text{color:var(--muted);word-break:break-word;font-size:.92rem}.dropzone.has-files{gap:6px;min-height:0;padding:15px}.dropzone.has-files>svg{width:26px;height:26px}.dropzone.has-files strong{font-size:.95rem}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.queue{margin-top:18px}.queue[hidden]{display:none}.queue-head{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:10px;display:flex}.queue-title{margin:0;font-size:.95rem;font-weight:700}.queue-clear{font:inherit;color:var(--muted);cursor:pointer;touch-action:manipulation;transition:color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);background:0 0;border:0;border-radius:8px;margin:-6px -6px -6px 0;padding:6px;font-size:.82rem;font-weight:600}.queue-clear:focus-visible{box-shadow:var(--ring);color:var(--text);outline:none}.queue-grid{grid-template-columns:repeat(3,1fr);gap:8px;margin:0;padding:0;list-style:none;display:grid}@media (width>=600px){.queue-grid{grid-template-columns:repeat(4,1fr);gap:10px}}.tile{background:var(--surface-2);border:1px solid var(--border);transition:border-color var(--dur-base) var(--ease), background-color var(--dur-base) var(--ease);border-radius:12px;flex-direction:column;gap:6px;padding:6px;display:flex}.tile-frame{position:relative}.tile-thumb{aspect-ratio:1;object-fit:cover;background:var(--preview-bg);border-radius:8px;width:100%;display:block}.tile-no{z-index:1;font-variant-numeric:tabular-nums;color:#f4f4f4;background:#0000009e;border-radius:999px;place-items:center;min-width:21px;height:19px;padding:0 5px;font-size:.72rem;font-weight:800;line-height:1;display:grid;position:absolute;top:4px;left:4px}.tile-blind,.tile.is-blind .tile-thumb{display:none}.tile.is-blind .tile-blind{aspect-ratio:1;width:100%;color:var(--muted-2);background:var(--preview-bg);border-radius:8px;place-items:center;display:grid}.tile-blind svg{width:22px;height:22px}.tile-meta{text-align:center;font-variant-numeric:tabular-nums;min-height:15px;color:var(--muted-2);text-overflow:ellipsis;white-space:nowrap;font-size:.7rem;font-weight:600;line-height:1.3;overflow:hidden}.tile.is-done{border-color:var(--tint-good-line);background:var(--tint-good-fill)}.tile.is-done .tile-meta{color:var(--good)}.tile.is-failed{border-color:var(--tint-danger-border);background:var(--tint-danger)}.tile.is-failed .tile-meta{color:var(--danger-text)}.tile.is-working{border-color:var(--tint-accent-border)}.tile.is-working .tile-thumb{opacity:.5}.tile-acts{gap:6px;display:flex}.tile-act{min-height:34px;color:var(--muted);background:var(--surface);border:1px solid var(--border-strong);cursor:pointer;touch-action:manipulation;transition:color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out);border-radius:8px;flex:1;place-items:center;padding:0;display:grid}.tile-act svg{width:15px;height:15px}.tile-act:active{transform:scale(var(--press))}.tile-act:focus-visible{border-color:var(--accent);box-shadow:var(--ring);outline:none}@media (pointer:coarse){.tile-act{min-height:44px}}.lightbox{opacity:0;max-width:min(96vw,1100px);max-height:92vh;transition:opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), overlay var(--dur-base) allow-discrete, display var(--dur-base) allow-discrete;background:0 0;border:0;padding:0;overflow:visible;transform:scale(.97)}.lightbox[open]{opacity:1;transform:scale(1)}@starting-style{.lightbox[open]{opacity:0;transform:scale(.97)}}.lightbox::backdrop{opacity:0;transition:opacity var(--dur-base) var(--ease-out), overlay var(--dur-base) allow-discrete, display var(--dur-base) allow-discrete;background:#000000d9}.lightbox[open]::backdrop{opacity:1}@starting-style{.lightbox[open]::backdrop{opacity:0}}.lightbox img{border-radius:var(--radius-sm);background:var(--preview-bg);max-width:100%;max-height:calc(92vh - 46px);margin:0 auto;display:block;box-shadow:0 26px 64px -24px #000000e6}.lightbox-meta{text-align:center;color:#f0f0f0;margin:12px 0 0;font-size:.86rem;font-weight:600}.lightbox-close{color:#f0f0f0;cursor:pointer;touch-action:manipulation;width:38px;height:38px;transition:color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);background:#0000008c;border:1px solid #ffffff59;border-radius:999px;place-items:center;padding:0;display:grid;position:absolute;top:-6px;right:-6px;transform:translate(50%,-50%)}.lightbox-close svg{width:18px;height:18px}.lightbox-close:active{background-color:#ffffff3d}.label{margin:24px 0 12px;font-size:.95rem;font-weight:700}.presets{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.preset-btn{isolation:isolate;min-height:var(--tap);font-variant-numeric:tabular-nums;color:var(--text);background-color:var(--surface-2);border:1px solid var(--border-strong);cursor:pointer;touch-action:manipulation;transition:color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out);border-radius:10px;padding:13px 8px;font-size:1rem;font-weight:700;position:relative}.preset-btn:before{content:"";z-index:-1;border-radius:inherit;opacity:0;background:linear-gradient(135deg, var(--chip-from), var(--chip-to));transition:opacity var(--dur-fast) var(--ease);position:absolute;inset:0}.preset-btn:active{transform:scale(var(--press))}.preset-btn[aria-pressed=true]{border-color:var(--chip-edge);color:var(--chip-ink);box-shadow:var(--glow-chip)}.preset-btn[aria-pressed=true]:before{opacity:1}.custom-row{align-items:center;gap:10px;margin-top:12px;display:flex}.custom-row label{color:var(--muted);font-size:.95rem}.kb-field{flex:1;min-width:0;position:relative}.kb-unit{color:var(--muted);pointer-events:none;font-size:.95rem;position:absolute;top:50%;right:13px;transform:translateY(-50%)}#custom-kb{width:100%;min-height:var(--tap);font-variant-numeric:tabular-nums;color:var(--text);background:var(--surface-2);border:1px solid var(--border-strong);appearance:textfield;border-radius:10px;padding:12px 46px 12px 14px;font-size:1rem}#custom-kb::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}#custom-kb::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}#custom-kb:focus{border-color:var(--accent);box-shadow:var(--ring);outline:none}.primary{isolation:isolate;width:100%;min-height:var(--tap);color:var(--accent-ink);font-variant-numeric:tabular-nums;background-color:var(--tint-accent);cursor:pointer;box-shadow:var(--glow-cta), inset 0 0 0 1px transparent;touch-action:manipulation;transition:transform var(--dur-press) var(--ease-out), filter var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);border:0;border-radius:12px;justify-content:center;align-items:center;gap:9px;margin-top:22px;padding:16px;font-size:1.05rem;font-weight:700;display:flex;position:relative}.primary:before{content:"";z-index:-1;border-radius:inherit;background:linear-gradient(135deg, var(--cta-from), var(--cta-to));transition:opacity var(--dur-fast) var(--ease);position:absolute;inset:0}.primary:active:not(:disabled){transform:scale(var(--press))}.primary.is-busy{cursor:progress}.spinner{border:2px solid #ffffff59;border-top-color:var(--accent-ink);border-radius:50%;flex:none;width:17px;height:17px;animation:.7s linear infinite spin;display:none}.primary.is-busy .spinner{display:block}@keyframes spin{to{transform:rotate(360deg)}}.card.has-result .primary:not(.is-busy){color:var(--accent);box-shadow:0 0 0 0 transparent, 0 0 0 0 transparent, inset 0 0 0 1px var(--tint-accent-border)}.card.has-result .primary:not(.is-busy):before{opacity:0}.status{text-align:center;color:var(--muted);margin-top:16px}.error{background:var(--tint-danger);border:1px solid var(--tint-danger-border);color:var(--danger-text);border-radius:10px;margin-top:16px;padding:13px 14px;font-size:.92rem}.result{border-top:1px solid var(--border);margin-top:22px;padding-top:22px}.result-title{letter-spacing:-.01em;margin:0 0 14px;font-size:1.02rem;font-weight:700}.result:not([hidden]){animation:reveal var(--dur-base) var(--ease-out) both}@keyframes reveal{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}#preview-img{background:var(--preview-bg);border-radius:12px;width:auto;max-width:100%;height:auto;max-height:340px;margin:0 auto 18px;display:block}#preview-img[hidden]{display:none}.stats{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.stat{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:14px}.stat .k{color:var(--muted-2);text-transform:uppercase;letter-spacing:.04em;font-size:.76rem;display:block}.stat .v{font-variant-numeric:tabular-nums;margin-top:4px;font-size:1.25rem;font-weight:800;display:block}.stat.highlight{border-color:var(--tint-good-line);background:var(--tint-good-fill)}.stat.highlight .v{color:var(--good)}.warn{background:var(--tint-warn);border:1px solid var(--tint-warn-border);color:var(--warn-text);border-radius:10px;margin-top:14px;padding:13px 14px;font-size:.9rem}.note{background:var(--surface-2);border:1px solid var(--border);color:var(--muted);border-radius:10px;margin-top:14px;padding:13px 14px;font-size:.9rem}.download{min-height:var(--tap);color:var(--good-ink);background:linear-gradient(135deg, var(--good), var(--good-2));box-shadow:var(--glow-good);touch-action:manipulation;transition:filter var(--dur-fast) var(--ease), transform var(--dur-press) var(--ease-out);border-radius:12px;justify-content:center;align-items:center;gap:8px;margin-top:18px;padding:16px;font-size:1.05rem;font-weight:700;text-decoration:none;display:flex}.download:active{transform:scale(var(--press))}.download svg{width:18px;height:18px}.name-row{align-items:center;gap:9px;margin-top:18px;display:flex}.name-row label{color:var(--muted);white-space:nowrap;font-size:.95rem}.name-row 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