:root{color-scheme:light;--bg:#f5f7fb;--surface:#fff;--surface-2:#f1f5f9;--surface-hover:#eaf1f8;--border:#dfe6ee;--border-strong:#c7d3df;--text:#16202c;--text-secondary:#55677a;--text-muted:#8a99a8;--accent:#2170c4;--accent-hover:#185a9f;--accent-soft:#eaf2fb;--accent-contrast:#fff;--success:#3f9142;--success-soft:#eaf6ea;--warning:#b8790b;--warning-soft:#fdf3e1;--danger:#d4383f;--danger-soft:#fdeeee;--violet:#8e5fd6;--violet-soft:#efe9fb;--heat-0:#eef2f7;--heat-1:#cfe2f7;--heat-2:#93c0ee;--heat-3:#4f96e0;--heat-4:#2170c4;--chrome-bg:#2170c4;--chrome-bg-2:#185a9f;--radius-sm:6px;--radius:10px;--radius-lg:16px;--shadow-sm:0 1px 2px rgba(15,23,42,.06);--shadow:0 4px 16px rgba(15,23,42,.08);--shadow-lg:0 16px 40px rgba(15,23,42,.14);--ease:cubic-bezier(.4,0,.2,1);--font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--font-display:"Sora",var(--font-sans);--font-mono:"JetBrains Mono",ui-monospace,monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#0b1220;--surface:#121a2b;--surface-2:#182234;--surface-hover:#1e2a40;--border:#24314a;--border-strong:#34435f;--text:#eef2f7;--text-secondary:#a7b4c6;--text-muted:#7d8ba0;--accent:#4f96e0;--accent-hover:#6fabe9;--accent-soft:rgba(79,150,224,.16);--accent-contrast:#fff;--success:#6bc26f;--success-soft:rgba(107,194,111,.14);--warning:#e0a94a;--warning-soft:rgba(224,169,74,.14);--danger:#ef6a6f;--danger-soft:rgba(239,106,111,.14);--violet:#a888e0;--violet-soft:rgba(168,136,224,.16);--heat-0:#182234;--heat-1:#1d3a5c;--heat-2:#2a5486;--heat-3:#3577b8;--heat-4:#4f96e0;--chrome-bg:#123152;--chrome-bg-2:#0d2540;--shadow-sm:0 1px 2px rgba(0,0,0,.4);--shadow:0 4px 16px rgba(0,0,0,.4);--shadow-lg:0 20px 48px rgba(0,0,0,.55)}}:root[data-theme=dark]{color-scheme:dark;--bg:#0b1220;--surface:#121a2b;--surface-2:#182234;--surface-hover:#1e2a40;--border:#24314a;--border-strong:#34435f;--text:#eef2f7;--text-secondary:#a7b4c6;--text-muted:#7d8ba0;--accent:#4f96e0;--accent-hover:#6fabe9;--accent-soft:rgba(79,150,224,.16);--accent-contrast:#fff;--success:#6bc26f;--success-soft:rgba(107,194,111,.14);--warning:#e0a94a;--warning-soft:rgba(224,169,74,.14);--danger:#ef6a6f;--danger-soft:rgba(239,106,111,.14);--violet:#a888e0;--violet-soft:rgba(168,136,224,.16);--heat-0:#182234;--heat-1:#1d3a5c;--heat-2:#2a5486;--heat-3:#3577b8;--heat-4:#4f96e0;--chrome-bg:#123152;--chrome-bg-2:#0d2540;--shadow-sm:0 1px 2px rgba(0,0,0,.4);--shadow:0 4px 16px rgba(0,0,0,.4);--shadow-lg:0 20px 48px rgba(0,0,0,.55)}:root[data-theme=light]{color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0}body,html{background:var(--bg)}body{font-family:var(--font-sans);color:var(--text);transition:background-color .15s var(--ease),color .15s var(--ease)}h1,h2,h3,h4{font-family:var(--font-display)}code{font-family:var(--font-mono);background:var(--surface-2);color:var(--text);padding:2px 7px;border-radius:5px;font-size:.9em}a{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:3px}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.lang-switch{display:inline-flex;flex-wrap:wrap;align-items:center;border:1px solid var(--border-strong);border-radius:7px;overflow:hidden;flex:none}.lang-switch button{border:0;background:var(--surface);color:var(--text-secondary);font-size:12.5px;font-weight:700;padding:6px 10px;cursor:pointer;letter-spacing:.02em;transition:background-color .15s var(--ease),color .15s var(--ease)}.lang-switch button:disabled{cursor:default;opacity:.6}.lang-switch button.active{background:var(--accent);color:var(--accent-contrast)}.lang-switch button:not(.active):hover{background:var(--surface-2)}.lang-switch-dark{border-color:hsla(0,0%,100%,.18)}.lang-switch-dark button{background:transparent;color:#b8c6d6}.lang-switch-dark button.active{background:var(--accent);color:var(--accent-contrast)}.lang-switch-dark button:not(.active):hover{background:hsla(0,0%,100%,.08);color:#fff}.lang-dd{position:relative;flex:none}.lang-dd-btn{display:inline-flex;align-items:center;gap:4px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text-secondary);font-size:12.5px;font-weight:700;letter-spacing:.02em;padding:6px 8px 6px 11px;border-radius:7px;cursor:pointer;transition:background-color .15s var(--ease),color .15s var(--ease)}.lang-dd-btn:hover{background:var(--surface-2);color:var(--text)}.lang-dd-btn:disabled{cursor:default;opacity:.6}.lang-dd-btn svg{width:13px;height:13px;stroke:currentColor;stroke-width:2.4;fill:none}.lang-dd-menu{position:absolute;top:calc(100% + 5px);right:0;z-index:60;margin:0;padding:4px;list-style:none;background:var(--surface);border:1px solid var(--border-strong);border-radius:8px;box-shadow:var(--shadow-lg);display:grid;grid-template-columns:repeat(2,1fr);grid-gap:2px;gap:2px;min-width:128px}.lang-dd-menu button{width:100%;border:0;background:transparent;color:var(--text-secondary);font-size:12.5px;font-weight:700;letter-spacing:.02em;padding:7px 10px;border-radius:6px;cursor:pointer;transition:background-color .12s,color .12s}.lang-dd-menu button:hover{background:var(--surface-2);color:var(--text)}.lang-dd-menu button.active{background:var(--accent);color:var(--accent-contrast)}.lang-dd-dark .lang-dd-btn{background:transparent;color:#b8c6d6;border-color:hsla(0,0%,100%,.18)}.lang-dd-dark .lang-dd-btn:hover{background:hsla(0,0%,100%,.08);color:#fff}.theme-switch{border:1px solid var(--border-strong);border-radius:7px;overflow:hidden;flex:none}.theme-switch,.theme-switch button{display:inline-flex;align-items:center}.theme-switch button{border:0;background:var(--surface);color:var(--text-secondary);font-size:0;line-height:0;width:32px;height:30px;justify-content:center;cursor:pointer;transition:background-color .15s var(--ease),color .15s var(--ease)}.theme-switch button svg{width:16px;height:16px}.theme-switch button:disabled{cursor:default;opacity:.6}.theme-switch button.active{background:var(--accent);color:var(--accent-contrast)}.theme-switch button:not(.active):hover{background:var(--surface-2)}.install-prompt{position:fixed;left:12px;right:12px;bottom:12px;z-index:1000;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;max-width:460px;margin:0 auto;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:14px 16px calc(14px + env(safe-area-inset-bottom))}.install-prompt-text{display:flex;flex-direction:column;gap:2px;min-width:200px;flex:1 1}.install-prompt-text strong{font-size:14px;color:var(--text)}.install-prompt-text span{font-size:12.5px;color:var(--text-secondary)}.install-prompt-actions{display:flex;align-items:center;gap:8px;flex:none}.install-prompt-primary{border:0;background:var(--accent);color:var(--accent-contrast);font-size:13px;font-weight:700;padding:8px 14px;border-radius:var(--radius-sm);cursor:pointer;transition:background-color .15s var(--ease)}.install-prompt-primary:hover{background:var(--accent-hover)}.install-prompt-dismiss{border:0;background:transparent;color:var(--text-secondary);font-size:13px;padding:8px 6px;cursor:pointer}.install-prompt-dismiss:hover{color:var(--text);text-decoration:underline}@media (max-width:480px){.install-prompt{flex-direction:column;align-items:stretch}.install-prompt-actions{justify-content:flex-end}}