:root{color-scheme:light;--canvas:oklch(97.4% 0.006 92);--canvas-2:oklch(99.2% 0.003 92);--surface:oklch(100% 0 0);--surface-2:oklch(95.3% 0.006 92);--surface-ink:oklch(100% 0 0);--surface-ink-2:oklch(94.7% 0.005 92);--text:oklch(20% 0.012 82);--text-soft:oklch(38% 0.012 82);--text-muted:oklch(55% 0.011 82);--line:oklch(88% 0.008 92);--line-strong:oklch(78% 0.012 92);--accent:oklch(17% 0.011 82);--accent-strong:oklch(27% 0.012 82);--accent-soft:oklch(93% 0.006 92);--success:oklch(56% 0.13 160);--success-soft:oklch(94% 0.03 160);--amber:oklch(68% 0.14 74);--amber-soft:oklch(95% 0.04 74);--danger:oklch(54% 0.18 28);--danger-soft:oklch(95% 0.035 28);--shadow-soft:0 1px 2px oklch(0% 0 0/0.06),0 12px 32px oklch(35% 0.025 82/0.09);--shadow-lift:0 1px 2px oklch(0% 0 0/0.08),0 18px 44px oklch(35% 0.025 82/0.13);--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-pill:999px;--ease-out:cubic-bezier(0.16,1,0.3,1)}*{box-sizing:border-box}html{min-height:100%;background:var(--canvas);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;margin:0;color:var(--text);background:linear-gradient(180deg,var(--canvas-2),var(--canvas) 360px),var(--canvas);font-family:Avenir Next,SF Pro Text,SF Pro Display,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit}button{border:0}.skip-link{position:fixed;top:12px;left:12px;z-index:100;transform:translateY(-140%);border-radius:var(--radius-md);color:var(--surface);background:var(--accent);padding:10px 14px;font-weight:700;text-decoration:none;transition:transform .18s var(--ease-out)}.skip-link:focus{transform:translateY(0)}h1,h2,h3,p{margin-top:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}h1{margin-bottom:0;font-size:clamp(30px,4vw,42px);line-height:1.06;letter-spacing:-.018em}h1,h2{font-weight:700}h2{font-size:clamp(22px,2.4vw,28px);line-height:1.12;letter-spacing:-.014em}h2,h3{margin:0}h3{font-size:18px;line-height:1.24;letter-spacing:-.006em}.site-shell{width:min(1160px,calc(100% - 40px));margin:0 auto;padding:24px 0 38px}.home-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);grid-gap:24px;gap:24px;align-items:end;border-bottom:1px solid var(--line);padding:28px 0 26px}.home-identity{max-width:680px}.eyebrow,.panel-kicker,.tool-kicker{margin:0 0 10px;color:var(--text-muted);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.home-lede{width:min(620px,100%);margin:14px 0 0;color:var(--text-soft);font-size:16px;line-height:1.68}.home-status-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:1px;gap:1px;overflow:hidden;border-radius:var(--radius-xl);background:var(--line);box-shadow:var(--shadow-soft)}.home-status-panel div{display:grid;grid-gap:6px;gap:6px;min-height:86px;background:var(--surface);padding:16px}.metric-value{font-size:26px;font-weight:750;line-height:1;letter-spacing:-.016em;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.metric-label{color:var(--text-muted);font-size:12px;line-height:1.35}.tool-section{display:grid;grid-gap:16px;gap:16px;padding:28px 0 18px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:12px;gap:12px}.tool-card{position:relative;display:grid;grid-template-rows:auto auto auto 1fr auto;grid-gap:12px;gap:12px;min-height:198px;overflow:hidden;border-radius:var(--radius-lg);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line),0 1px 3px oklch(0 0 0/.06);padding:16px;text-decoration:none;transition:transform .2s var(--ease-out),box-shadow .2s var(--ease-out),background .2s var(--ease-out)}.tool-card-active{box-shadow:inset 0 0 0 1px oklch(17% .011 82/.22),var(--shadow-soft)}.tool-card-muted{color:var(--text-muted);background:var(--surface-2)}.tool-status{justify-self:start;border-radius:var(--radius-pill);color:var(--surface);background:var(--accent);padding:4px 9px;font-size:12px;font-weight:800}.tool-card-muted .tool-status{color:var(--text-soft);background:oklch(90% .008 92)}.tool-card p{margin:0;color:var(--text-soft);font-size:14px;line-height:1.62}.tool-meta{color:var(--text-muted);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:12px}.ops-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:20px}.ops-strip div{display:grid;grid-gap:7px;gap:7px;min-height:104px;border-radius:var(--radius-lg);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);padding:16px}.ops-strip strong{font-size:15px}.ops-strip span{color:var(--text-muted);font-size:14px;line-height:1.55}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:26px 0 0;color:var(--text-muted);font-size:13px}.site-footer a{text-decoration:none}.tool-page{width:min(1420px,calc(100% - 36px));min-height:100vh;margin:0 auto;padding:16px 0 30px}.tool-topbar{justify-content:space-between;min-height:74px}.tool-title,.tool-topbar{display:flex;align-items:center;gap:16px}.tool-title{min-width:0}.tool-title h1{font-size:clamp(26px,3vw,34px);line-height:1.08}.back-link{min-height:40px;border-radius:var(--radius-md);color:var(--text-soft);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);padding:0 13px;text-decoration:none;transition:transform .18s var(--ease-out),background .18s var(--ease-out),color .18s var(--ease-out),box-shadow .18s var(--ease-out)}.back-link,.status-chip{display:inline-flex;align-items:center}.status-chip{min-height:34px;border-radius:var(--radius-pill);color:oklch(31% .09 160);background:var(--success-soft);box-shadow:inset 0 0 0 1px oklch(56% .13 160/.18);padding:6px 12px;font-size:13px;font-weight:800;white-space:nowrap}.generator-layout{display:grid;grid-template-columns:minmax(340px,440px) minmax(0,1fr);grid-gap:16px;gap:16px;align-items:stretch}.tool-panel{border-radius:var(--radius-xl);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line),var(--shadow-soft)}.control-panel{display:flex;flex-direction:column;gap:15px;padding:16px}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;border-radius:var(--radius-lg);background:var(--surface-2);padding:14px}.panel-heading h2{font-size:20px}.panel-heading span{border-radius:var(--radius-pill);color:var(--text-soft);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);padding:5px 9px;font-size:12px;white-space:nowrap}.field-group{display:grid;grid-gap:12px;gap:12px}.field-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.field{display:grid;grid-gap:7px;gap:7px;color:var(--text-soft);font-size:13px;font-weight:700}.input-row{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:8px;gap:8px}input,select,textarea{width:100%;border:0;border-radius:var(--radius-md);color:var(--text);background:var(--surface-ink);outline:none;box-shadow:inset 0 0 0 1px var(--line-strong);transition:box-shadow .18s var(--ease-out),transform .18s var(--ease-out),background .18s var(--ease-out)}input,select{min-height:42px;padding:0 12px}textarea{min-height:146px;resize:vertical;padding:12px;line-height:1.55}input:focus,select:focus,textarea:focus{background:#ffffff;box-shadow:inset 0 0 0 1px var(--accent),0 0 0 4px oklch(17% .011 82/.08)}.section-divider{height:1px;background:var(--line)}.reference-zone{display:grid;grid-gap:10px;gap:10px}.dropzone{display:grid;place-items:center;min-height:124px;border-radius:var(--radius-lg);background:linear-gradient(90deg,oklch(84% .008 92/.55) 1px,transparent 1px),linear-gradient(oklch(84% .008 92/.5) 1px,transparent 1px),var(--surface-2);background-size:24px 24px;box-shadow:inset 0 0 0 1px var(--line-strong);padding:16px;text-align:center;transition:transform .18s var(--ease-out),box-shadow .18s var(--ease-out),background .18s var(--ease-out)}.dropzone.is-dragging{background:linear-gradient(90deg,oklch(56% .13 160/.12) 1px,transparent 1px),linear-gradient(oklch(56% .13 160/.1) 1px,transparent 1px),var(--success-soft);background-size:24px 24px;box-shadow:inset 0 0 0 1px oklch(56% .13 160/.35),0 0 0 4px oklch(56% .13 160/.12)}.dropzone strong{display:block;margin-bottom:6px;font-size:15px}.dropzone span{color:var(--text-muted);font-size:13px}.dropzone-actions{justify-content:center;margin-top:12px}.reference-preview{display:grid;grid-template-columns:76px minmax(0,1fr) auto;grid-gap:10px;gap:10px;align-items:center;min-height:78px;border-radius:var(--radius-lg);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line);padding:9px}.reference-preview img{width:76px;height:58px;border-radius:var(--radius-md);object-fit:cover;outline:1px solid oklch(0 0 0/.1);outline-offset:-1px;background:var(--surface-ink)}.reference-meta{min-width:0}.reference-meta span,.reference-meta strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reference-meta strong{font-size:13px}.reference-meta span{color:var(--text-muted);font-size:12px}.button-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:10px;gap:10px}.button-row{display:flex;flex-wrap:wrap;gap:10px}.not-found-actions{margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-width:40px;min-height:40px;border-radius:var(--radius-md);cursor:pointer;gap:8px;padding:0 14px;font-weight:800;text-decoration:none;touch-action:manipulation;transition:transform .18s var(--ease-out),opacity .18s var(--ease-out),background .18s var(--ease-out),color .18s var(--ease-out),box-shadow .18s var(--ease-out)}.button:active{transform:scale(.96)}.button:disabled,.button[aria-disabled=true]{cursor:not-allowed;opacity:.52;pointer-events:none}.button-primary{color:var(--surface);background:var(--accent);box-shadow:0 10px 22px oklch(0 0 0/.12)}.button-secondary{color:var(--text-soft);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line-strong)}.button-danger{color:var(--danger);background:var(--danger-soft);box-shadow:inset 0 0 0 1px oklch(54% .18 28/.2)}.button-small{min-height:34px;padding:0 11px;font-size:13px}.result-panel{display:grid;grid-template-rows:auto minmax(460px,1fr) auto;overflow:hidden}.result-actions,.result-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 16px}.result-header{border-bottom:1px solid var(--line)}.result-header strong{display:block;font-size:18px;line-height:1.12;letter-spacing:-.006em}.result-header span{display:block;margin-top:4px;color:var(--text-muted);font-size:13px}.preview-stage{display:grid;place-items:center;min-height:460px;padding:20px;background:linear-gradient(90deg,oklch(84% .008 92/.55) 1px,transparent 1px),linear-gradient(oklch(84% .008 92/.5) 1px,transparent 1px),var(--surface-2);background-size:28px 28px}.preview-stage img{display:block;max-width:100%;max-height:calc(100vh - 230px);border-radius:var(--radius-lg);background:var(--surface-ink);box-shadow:var(--shadow-lift);outline:1px solid oklch(0 0 0/.12);outline-offset:-1px}.empty-state,.error-state,.text-output{width:min(680px,100%);border-radius:var(--radius-lg);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);padding:20px;line-height:1.7}.empty-state{color:var(--text-muted);text-align:center}.error-state{color:var(--danger);background:var(--danger-soft)}.text-output{white-space:pre-wrap}.result-actions{flex-wrap:wrap;border-top:1px solid var(--line);background:var(--canvas)}.result-actions details{width:100%;border-top:1px solid var(--line);padding-top:12px}.result-actions summary{cursor:pointer;color:var(--text-muted);font-size:13px}pre{overflow:auto;max-height:260px;margin:10px 0 0;border-radius:var(--radius-md);background:oklch(18% .011 82);color:oklch(93% .008 92);box-shadow:inset 0 0 0 1px oklch(100% 0 0/.08);padding:12px;font-size:12px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.back-link:focus-visible,.button:focus-visible,.dropzone:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,textarea:focus-visible{outline:3px solid oklch(17% .011 82/.18);outline-offset:2px}@media (hover:hover){.back-link:hover,.button:hover,.tool-card-active:hover{transform:translateY(-2px)}.tool-card-active:hover{background:oklch(99.2% .003 92);box-shadow:inset 0 0 0 1px oklch(17% .011 82/.34),var(--shadow-lift)}.back-link:hover,.button-secondary:hover{color:var(--text);background:var(--surface-2)}.button-primary:hover{background:var(--accent-strong)}}@media (max-width:1100px){.home-hero{grid-template-columns:1fr;padding-top:24px}.home-status-panel{width:min(100%,620px)}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.generator-layout{grid-template-columns:1fr}.result-panel{grid-template-rows:auto minmax(380px,auto) auto}.preview-stage img{max-height:70vh}}@media (max-width:720px){.site-shell,.tool-page{width:min(100% - 24px,720px)}.site-shell{padding-top:16px}.home-hero{gap:18px;padding:20px 0 22px}.home-status-panel,.ops-strip,.tool-grid{grid-template-columns:1fr}.home-status-panel div{min-height:74px}.tool-card{min-height:178px}.panel-heading,.result-header,.site-footer,.tool-title,.tool-topbar{align-items:flex-start;flex-direction:column}.tool-title{gap:12px}.button-grid,.field-grid,.input-row{grid-template-columns:1fr}.control-panel,.result-actions,.result-header{padding:14px}.reference-preview{grid-template-columns:64px minmax(0,1fr)}.reference-preview img{width:64px;height:52px}.reference-preview .button{grid-column:1/-1}.preview-stage{min-height:320px;padding:14px}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}