.swc{--swc-accent:#2563eb;--swc-bg:#fff;--swc-text:#1f2329;--swc-muted:#8a9099;--swc-line:#e5e7eb;--swc-bubble:#f1f3f5;z-index:2147483000;color:var(--swc-text);font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;position:fixed;bottom:20px;right:20px}@media (prefers-color-scheme:dark){.swc{--swc-accent:#3b82f6;--swc-bg:#1c1f24;--swc-text:#e6e8eb;--swc-line:#2e333b;--swc-bubble:#2a2f37}}.swc button{font:inherit;cursor:pointer}.swc-fab{background:var(--swc-accent);color:#fff;border:0;border-radius:50%;place-items:center;width:54px;height:54px;transition:transform .15s;display:grid;position:relative;box-shadow:0 4px 16px #00000040}.swc-fab:hover{transform:scale(1.06)}.swc-dot{background:#ef4444;border:2px solid #fff;border-radius:50%;width:12px;height:12px;position:absolute;top:4px;right:4px}.swc-dot[hidden]{display:none}.swc-panel{background:var(--swc-bg);border-radius:14px;flex-direction:column;width:360px;height:min(520px,100vh - 110px);display:flex;position:absolute;bottom:68px;right:0;overflow:hidden;box-shadow:0 10px 40px #00000040}.swc-panel[hidden]{display:none}.swc-head{background:var(--swc-accent);color:#fff;justify-content:space-between;align-items:flex-start;gap:8px;padding:14px 16px;display:flex}.swc-head p{opacity:.9;margin:2px 0 0;font-size:12px}.swc-close{color:#fff;background:0 0;border:0;padding:0 2px;font-size:22px;line-height:1}.swc-msgs{flex-direction:column;flex:1;gap:8px;padding:14px;display:flex;overflow-y:auto}.swc-hint{color:var(--swc-muted);text-align:center;margin:0 0 4px;font-size:12px}.swc-msg{background:var(--swc-bubble);white-space:pre-wrap;word-break:break-word;border-radius:12px;align-self:flex-start;max-width:80%;padding:8px 12px}.swc-msg.visitor{background:var(--swc-accent);color:#fff;align-self:flex-end}.swc-msg.pending{opacity:.6}.swc-msg a{color:inherit}.swc-msg img{border-radius:8px;max-width:220px;max-height:220px;display:block}.swc-msg.has-img{background:0 0;padding:4px}.swc-err{color:#ef4444;margin:0;padding:0 14px;font-size:12px}.swc-err:empty{display:none}.swc-form{border-top:1px solid var(--swc-line);align-items:flex-end;gap:6px;padding:10px;display:flex}.swc-form textarea{resize:none;border:1px solid var(--swc-line);max-height:120px;font:inherit;color:inherit;background:0 0;border-radius:10px;outline:none;flex:1;padding:8px 10px}.swc-form textarea:focus{border-color:var(--swc-accent)}.swc-attach,.swc-send{cursor:pointer;border:0;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;display:grid}.swc-attach{color:var(--swc-muted)}.swc-attach:hover{color:var(--swc-text)}.swc-send{background:var(--swc-accent);color:#fff}.swc-sr{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=480px){.swc{bottom:14px;right:14px}.swc-panel{width:auto;height:min(560px,100dvh - 96px);position:fixed;bottom:80px;left:8px;right:8px}.swc-form textarea{font-size:16px}}.sw-lh{color:#1e3a8a;background:#eff6ff;flex-wrap:wrap;justify-content:center;align-items:center;gap:4px 12px;padding:8px 16px;font:14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;display:flex}.sw-lh[hidden]{display:none}.sw-lh-go{color:inherit;font-weight:600}.sw-lh-close{color:inherit;cursor:pointer;background:0 0;border:0;padding:0 4px;font-size:20px;line-height:1}@media (prefers-color-scheme:dark){.sw-lh{color:#bfdbfe;background:#1e293b}}:root{--bg:#04050e;--panel:#0d1024;--line:#22264a;--text:#e9eaf5;--muted:#9aa0c3;--gold:#f6c453;--accent:#ff6b8b;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.65}a{color:var(--gold)}h1,h2,h3{line-height:1.25}.wrap{max-width:1080px;margin:0 auto;padding:0 16px}.src{color:var(--muted);font-size:.8rem}.src a{color:var(--muted)}.top[data-astro-cid-pgtvljfo]{z-index:5;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex;position:absolute;inset:0 0 auto}.brand[data-astro-cid-pgtvljfo]{color:var(--text);white-space:nowrap;align-items:center;gap:8px;font-weight:700;text-decoration:none;display:flex}.logo[data-astro-cid-pgtvljfo]{color:var(--gold);font-size:1.3rem}nav[data-astro-cid-pgtvljfo]{gap:14px;font-size:.95rem;display:flex}nav[data-astro-cid-pgtvljfo] a[data-astro-cid-pgtvljfo]{color:var(--text);white-space:nowrap;text-decoration:none}nav[data-astro-cid-pgtvljfo] a[data-astro-cid-pgtvljfo][aria-current=page]{color:var(--gold)}.lang[data-astro-cid-pgtvljfo]{border:1px solid var(--line);border-radius:999px;padding:0 10px}.page[data-astro-cid-pgtvljfo]{position:relative}.sw-lh{background:var(--panel);color:var(--text);border-bottom:1px solid var(--line)}.sw-lh-go{color:var(--gold)}footer[data-astro-cid-pgtvljfo]{border-top:1px solid var(--line);color:var(--muted);text-align:center;margin-top:48px;padding:24px 16px 96px;font-size:.85rem}footer[data-astro-cid-pgtvljfo] a[data-astro-cid-pgtvljfo]{color:var(--muted)}.stage[data-astro-cid-f2jc3dwf]{background:radial-gradient(ellipse at 50% 120%, #1a1440 0%, #070818 55%, var(--bg) 100%);position:relative;overflow:hidden}canvas[data-astro-cid-f2jc3dwf]{cursor:crosshair;touch-action:manipulation;width:100%;height:100%;position:absolute;inset:0}.picker[data-astro-cid-f2jc3dwf]{z-index:2;scrollbar-width:none;gap:6px;padding:0 16px;display:flex;position:absolute;bottom:12px;left:0;right:0;overflow-x:auto}.chip[data-astro-cid-f2jc3dwf]{color:var(--text);font:inherit;cursor:pointer;backdrop-filter:blur(4px);background:#0a0c1eb3;border:1px solid #ffffff2e;border-radius:999px;flex:none;padding:6px 12px;font-size:.85rem}.chip[data-astro-cid-f2jc3dwf][aria-pressed=true]{border-color:var(--gold);color:var(--gold)}.tap[data-astro-cid-f2jc3dwf]{z-index:1;color:var(--muted);pointer-events:none;margin:0;font-size:.8rem;position:absolute;bottom:52px;left:16px}