:root{color-scheme:light;--bg:#f5f6f8;--surface:#fff;--surface-2:#eef1f4;--text:#11151a;--text-muted:#56606b;--border:#d9dee4;--accent:#bf4d0a;--accent-text:#fff;--accent-soft:#fdeadc;--focus:#0b63ce;--danger:#b42318;--danger-soft:#fdecea;--warning:#a15c00;--warning-soft:#fff4e0;--info:#175cd3;--info-soft:#e8f0fd;--ok:#1a7f4b;--score-0:#45307f;--score-1:#2f62a8;--score-2:#1d8f87;--score-3:#4cab4a;--score-4:#b5d334;--score-blocked:#8a929c;--radius:14px;--radius-small:9px;--shadow:0 1px 2px #0000000f, 0 4px 16px #00000014;--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono:ui-monospace, "SFMono-Regular", Consolas, monospace;--page-width:68rem;--gutter:16px;--tap:44px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#0c1015;--surface:#151b22;--surface-2:#1c242d;--text:#e8edf2;--text-muted:#9aa6b2;--border:#2a3440;--accent:#ff8a3d;--accent-text:#1a0c00;--accent-soft:#3a2414;--focus:#6ea8ff;--danger:#ff7b72;--danger-soft:#3b1715;--warning:#f0b45a;--warning-soft:#33250f;--info:#79b0ff;--info-soft:#14243b;--ok:#5fd08f;--shadow:0 1px 2px #0006, 0 6px 20px #00000059}}:root[data-theme=dark]{color-scheme:dark;--bg:#0c1015;--surface:#151b22;--surface-2:#1c242d;--text:#e8edf2;--text-muted:#9aa6b2;--border:#2a3440;--accent:#ff8a3d;--accent-text:#1a0c00;--accent-soft:#3a2414;--focus:#6ea8ff;--danger:#ff7b72;--danger-soft:#3b1715;--warning:#f0b45a;--warning-soft:#33250f;--info:#79b0ff;--info-soft:#14243b;--ok:#5fd08f;--shadow:0 1px 2px #0006, 0 6px 20px #00000059}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--bg);color:var(--text);font:16px/1.6 var(--font);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;text-underline-offset:.2em}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}img,svg{max-width:100%}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip-link{left:var(--gutter);z-index:100;background:var(--surface);border-radius:var(--radius-small);padding:10px 14px;position:absolute;top:-100px}.skip-link:focus{top:8px}.btn{min-height:var(--tap);border:1px solid var(--border);background:var(--surface);color:var(--text);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:.5em;padding:.6em 1.15em;font-weight:600;text-decoration:none;transition:background .15s,border-color .15s,transform .1s;display:inline-flex}.btn:hover{border-color:var(--text-muted)}.btn:active{transform:scale(.98)}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn-primary:hover{border-color:var(--text)}.btn-large{min-height:56px;padding:.8em 1.6em;font-size:1.1rem}.site-header{max-width:var(--page-width);padding:12px var(--gutter);justify-content:space-between;align-items:center;gap:12px;margin:0 auto;display:flex}.brand{min-height:var(--tap);letter-spacing:-.01em;align-items:center;gap:10px;font-weight:750;text-decoration:none;display:inline-flex}.brand-mark{flex:none;width:30px;height:30px}.brand-name-short{display:none}.site-nav{align-items:center;gap:4px;display:flex}.site-nav a:not(.btn){min-height:var(--tap);color:var(--text-muted);align-items:center;padding:0 10px;font-weight:550;text-decoration:none;display:inline-flex}.site-nav a:not(.btn):hover,.site-nav a[aria-current=page]{color:var(--text)}.site-nav .btn{white-space:nowrap}@media (width<=640px){.brand-name-long{display:none}.brand-name-short{display:inline}.site-nav .btn{padding:.5em .95em}}@media (width<=420px){.brand-name-short,.site-nav .nav-optional{display:none}}.site-footer{max-width:var(--page-width);padding:24px var(--gutter) 40px;border-top:1px solid var(--border);color:var(--text-muted);margin:64px auto 0;font-size:.92rem}.footer-links{flex-wrap:wrap;gap:4px 18px;margin:8px 0;padding:0;list-style:none;display:flex}.footer-links a{padding:6px 0;display:inline-block}main.page{max-width:var(--page-width);padding:0 var(--gutter);margin:0 auto}.prose{max-width:44rem}.prose h1{letter-spacing:-.02em;margin:32px 0 16px;font-size:clamp(1.9rem,5vw,2.6rem);line-height:1.15}.prose h2{margin:40px 0 12px;font-size:1.45rem;line-height:1.25}.prose h3{margin:24px 0 8px;font-size:1.12rem}.prose p,.prose li{color:var(--text)}.prose .lead{color:var(--text-muted);font-size:1.15rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.notice{border-left:4px solid var(--warning);background:var(--warning-soft);border-radius:var(--radius-small);padding:14px 16px}details.faq{border-bottom:1px solid var(--border)}details.faq summary{cursor:pointer;align-items:center;min-height:56px;font-weight:650;list-style:none;display:flex}details.faq summary::-webkit-details-marker{display:none}details.faq summary:after{content:"+";color:var(--text-muted);margin-left:auto;padding-left:12px;font-size:1.4rem}details.faq[open] summary:after{content:"–"}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}