:root{--canvas:#fafaf9;--card:#fff;--border:#e8e6e5;--muted:#d6d3d1;--ash:#a8a29e;--warm:#78716c;--ink:#0c0a09;--soot:#1c1917;--sky:#c1e1f7;--cyan:#3ba6f1;--cyan-edge:#3398e1;--font-display:"Inter Tight", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-body:"Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--shadow-md:#0000000d 0px 4px 16px 0px;--shadow-subtle:#0000000d 0px 1px 2px 0px;--r-card:10px;--r-input:6px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--canvas);color:var(--warm);font:400 14px/1.64 var(--font-body);letter-spacing:.004em;margin:0}code{font-family:var(--font-mono);color:var(--ink);font-size:.92em}a{color:inherit}.sr{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.wrap{max-width:1200px;margin:0 auto;padding:0 16px}.nav{border-bottom:1px solid var(--border);background:var(--canvas);z-index:5;position:sticky;top:0}.nav-inner{align-items:center;gap:12px;height:56px;display:flex}.logo{color:var(--ink);align-items:center;gap:8px;font-weight:500;text-decoration:none;display:inline-flex}.nav-links{gap:4px;margin-left:auto;display:flex}.nav-links+.pill{flex:none}.nav-links a{height:32px;color:var(--warm);align-items:center;padding:0 12px;text-decoration:none;display:inline-flex}.nav-links a:hover{color:var(--ink)}.hero{max-width:860px;padding:64px 0 40px}.hero h1{font:400 52px/1.12 var(--font-display);letter-spacing:-.021em;color:var(--ink);margin:0 0 16px}.hero h1 code{letter-spacing:-.04em;font-size:.8em}.hl{color:var(--cyan-edge);background:var(--sky);border-radius:4px;margin:0 4px;padding:0 8px}.lede{max-width:640px;margin:0;font-size:16px;line-height:1.69}.grid-2{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow-md);min-width:0;margin-bottom:24px;padding:24px}.card-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.wrap-head{flex-wrap:wrap}.card h2{font:400 20px/1.2 var(--font-display);letter-spacing:-.005em;color:var(--ink);align-items:center;gap:10px;margin:0;display:flex}.step{border:1px solid var(--border);width:22px;height:22px;font:500 12px/20px var(--font-body);text-align:center;color:var(--warm);border-radius:9999px;flex:none}.meta{margin:0;font-size:13px}.pills{flex-wrap:wrap;gap:4px;display:inline-flex}.pill{font:400 13px/1 var(--font-body);border:1px solid var(--border);color:var(--ink);cursor:pointer;background:0 0;border-radius:9999px;padding:7px 12px}.pill:hover{border-color:var(--muted)}.pill.active{background:var(--soot);border-color:var(--soot);color:#fff}.btn{font:500 14px/1.2 var(--font-body);cursor:pointer;white-space:nowrap;border-radius:9999px;padding:8px 16px}.btn-primary{background:var(--cyan);border:1px solid var(--cyan-edge);color:#fff}.btn-primary:hover{background:var(--cyan-edge)}.btn-primary:disabled{opacity:.6;cursor:progress}a.btn{text-decoration:none;display:inline-block}.btn.disabled{opacity:.5;pointer-events:none}.btn-ghost{border:1px solid var(--border);color:var(--ink);box-shadow:var(--shadow-subtle);background:0 0;font-weight:400}.btn-ghost:hover{border-color:var(--muted)}.btn-sm{padding:5px 12px;font-size:13px}.field{flex-direction:column;gap:4px;min-width:0;margin-bottom:12px;display:flex}.field>span{color:var(--warm);font-size:13px}input,select,textarea{font:400 14px/1.5 var(--font-body);color:var(--ink);border:1px solid var(--muted);border-radius:var(--r-input);background:#fff;width:100%;min-width:0;padding:6px 12px}textarea{font-family:var(--font-mono);resize:vertical;font-size:12.5px}input::placeholder,textarea::placeholder{color:var(--ash)}input:focus,select:focus,textarea:focus,.btn:focus-visible,.pill:focus-visible{outline:2px solid var(--cyan);outline-offset:1px}.form-grid{grid-template-columns:1fr 1fr;gap:0 12px;display:grid}.span-2{grid-column:span 2}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row.tight{gap:6px}.hint{color:var(--ash);margin:0;font-size:13px}.hint code{color:var(--warm)}.status{min-height:1.6em;margin:12px 0 0;font-size:13px}.status.ok{color:var(--ink)}.status.err{color:var(--ink);border-left:2px solid var(--ink);padding-left:8px}.drop{border:1px dashed var(--muted);border-radius:var(--r-card);cursor:pointer;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:40px 16px;display:flex}.drop strong{color:var(--ink);font-weight:500}.drop.over{border-color:var(--cyan);background:var(--canvas)}.drop input{display:none}.toolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:12px;display:flex}.toolbar input[type=search]{flex:220px;max-width:320px}.table-scroll{border:1px solid var(--border);border-radius:var(--r-input);max-height:640px;overflow:auto}table.models{border-collapse:collapse;width:100%;min-width:880px;font-size:13px}.models th{background:var(--canvas);z-index:1;text-align:left;color:var(--warm);border-bottom:1px solid var(--border);white-space:nowrap;padding:8px 10px;font-weight:500;position:sticky;top:0}.models td{border-bottom:1px solid var(--border);vertical-align:top;padding:8px 10px}.models tr:last-child td{border-bottom:0}.models tr.off td:not(.c-on){opacity:.45}.models .num{text-align:right}.models td.empty{text-align:center;padding:24px}.c-on{width:36px}.c-on input{width:16px;height:16px;accent-color:var(--soot);margin-top:4px}.mid{font-family:var(--font-mono);color:var(--ink);word-break:break-all;font-size:12.5px}.mname{color:var(--warm);background:0 0;border:1px solid #0000;width:100%;max-width:280px;margin-left:-6px;padding:1px 6px;font-size:13px;display:block}.mname:hover{border-color:var(--border)}.mnote{color:var(--ash);font-size:12px;display:block}.tag{border:1px solid var(--border);color:var(--warm);vertical-align:1px;border-radius:9999px;margin-left:6px;padding:0 7px;font-size:11px;line-height:18px;display:inline-block}.numin{text-align:right;width:96px;font-family:var(--font-mono);padding:3px 8px;font-size:12.5px}.src{color:var(--ash);align-items:center;gap:4px;margin-right:10px;font-size:11px;display:inline-flex}.src:before{content:"";background:currentColor;border-radius:9999px;width:6px;height:6px}td .src{justify-content:flex-end;margin:2px 0 0;display:flex}.src-doc{color:var(--ink);font-weight:600;text-decoration:none}.src-doc:before{box-shadow:0 0 0 2px var(--sky)}.src-doc:hover{text-decoration:underline}.src-upstream{color:var(--ink)}.src-rule{color:var(--warm)}.src-default{color:var(--muted)}.src-override{color:var(--cyan)}.chips{flex-wrap:wrap;gap:4px;display:flex}.chip{font:400 12px/1 var(--font-body);cursor:pointer;border:1px solid var(--border);color:var(--ash);background:0 0;border-radius:9999px;padding:5px 9px}.chip.on{background:var(--soot);border-color:var(--soot);color:#fff}.chip.override{box-shadow:0 0 0 2px var(--sky)}.rsel{width:auto;padding:3px 8px;font-size:12.5px}.variants{font-family:var(--font-mono);color:var(--warm);font-size:11.5px}.legend{color:var(--ash);margin:12px 0 0;font-size:12px}.out-actions{margin-bottom:12px}.code{background:var(--canvas);border:1px solid var(--border);border-radius:var(--r-input);max-height:560px;font:400 12.5px/1.6 var(--font-mono);color:var(--warm);margin:0;padding:16px;overflow:auto}.code .k{color:var(--ink)}.code .s{color:var(--warm)}.code .n{color:var(--cyan-edge)}.foot{color:var(--ash);text-align:center;padding:24px 16px 64px;font-size:13px}@media (width<=900px){.grid-2{grid-template-columns:1fr;gap:0}.hero{padding:40px 0 24px}.hero h1{letter-spacing:-.025em;font-size:34px}.nav-links{display:none}.nav-links+.pill{margin-left:auto}}@media (width<=520px){.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.card{padding:16px}}