:root{--navy:#002656;--navy2:#122B54;--ivory:#F8F6F0;--gold:#E7C255;--muted-gold:#81692B;--teal:#4BA5A3;--ink:#122B54;--line:#ded9ca;--ok:#176b3a;--warn:#8a5a00;--no:#8a2634}
*{box-sizing:border-box}html{background:var(--ivory);scroll-behavior:smooth}body{margin:0;background:var(--ivory);color:var(--ink);font-family:Arial,Helvetica,sans-serif;min-height:100vh;padding-bottom:env(safe-area-inset-bottom)}button,a{font:inherit}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:calc(10px + env(safe-area-inset-top)) 18px 10px;background:var(--navy);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.15)}.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.brand-icon{width:46px;height:46px;border-radius:12px}.brand span{display:flex;flex-direction:column}.brand strong{font-size:16px}.brand small{font-size:10px;opacity:.8;letter-spacing:.18em;margin-top:3px}.icon-button{border:1px solid rgba(255,255,255,.5);background:transparent;color:white;width:40px;height:40px;border-radius:999px;font-size:26px;cursor:pointer}main{max-width:800px;margin:0 auto;padding:18px 18px 38px}.hero{padding:30px 0 22px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.16em;color:var(--muted-gold);margin:0}.hero h1,.section h2{font-family:Georgia,serif;color:var(--navy)}.hero h1{font-size:clamp(35px,8vw,60px);line-height:1.02;margin:10px 0 12px}.lead,.section-copy{font-size:16px;line-height:1.55;max-width:690px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn{appearance:none;border:0;text-decoration:none;cursor:pointer;border-radius:999px;padding:13px 18px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center}.primary{background:var(--navy);color:#fff}.secondary{background:transparent;color:var(--navy);border:1px solid var(--navy)}.feature{background:#fff;color:var(--navy);border:1px solid var(--line);font-weight:600}.feature:disabled{opacity:.45;cursor:not-allowed}.network-banner{margin-top:18px;padding:12px 14px;border-radius:14px;background:#fff2d8;border:1px solid #e4c27d;color:#6e4a00;font-size:13px}.section{padding:26px 0;border-top:1px solid var(--line)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px}.section h2{font-size:28px;margin:5px 0 0}.text-button{background:none;border:0;color:var(--navy);text-decoration:underline;cursor:pointer}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0 0}.card{appearance:none;text-align:left;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--ink);padding:18px;min-height:108px;text-decoration:none;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:0 4px 16px rgba(0,38,86,.05);cursor:pointer}.card strong{font-size:18px;color:var(--navy)}.card span{font-size:13px;margin-top:5px;opacity:.75;line-height:1.35}.capability-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:16px 0}.cap{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px}.cap-row{display:flex;justify-content:space-between;gap:10px;align-items:center}.cap strong{font-size:14px}.badge{font-size:11px;font-weight:700;padding:4px 8px;border-radius:999px}.badge.yes{background:#e4f5e9;color:var(--ok)}.badge.partial{background:#fff0cf;color:var(--warn)}.badge.no{background:#f8e4e8;color:var(--no)}.cap small{display:block;line-height:1.35;opacity:.72;margin-top:6px}.feature-actions{display:flex;flex-wrap:wrap;gap:8px}.status-box{display:block;margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px;min-height:44px;font-size:13px;line-height:1.45;white-space:pre-wrap}.test-summary{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;font-size:13px;line-height:1.55;margin-top:14px}.install-card{border-radius:18px;background:#fff;border:1px solid var(--line);padding:18px;margin:22px 0}.install-card strong{color:var(--navy);font-size:18px}.install-card p{line-height:1.5;margin:8px 0 0;font-size:14px}footer{border-top:1px solid var(--line);padding-top:18px;display:flex;gap:8px;flex-wrap:wrap;font-size:12px;opacity:.8}footer a{color:var(--navy)}dialog{border:0;border-radius:22px;max-width:560px;width:calc(100% - 32px);padding:26px;color:var(--ink);box-shadow:0 18px 70px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(0,38,86,.55)}dialog h2{font-family:Georgia,serif;color:var(--navy);margin-top:0}.dialog-close{position:absolute;right:14px;top:10px;border:0;background:none;font-size:28px;cursor:pointer}.install-steps{padding-left:20px;line-height:1.6}.install-steps li{margin-bottom:6px}.kbd{font-family:monospace;background:#eee;padding:2px 5px;border-radius:5px}
@media(max-width:520px){.grid,.capability-grid{grid-template-columns:1fr}.card{min-height:92px}.section h2{font-size:25px}.brand strong{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}