:root{--bg:#0f172a;--fg:#e2e8f0;--muted:#94a3b8;--accent:#22c55e;--card:rgba(15,23,42,0.6);--border:rgba(148,163,184,0.25)}
*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;color:var(--fg);background:var(--bg)}

/* Background embed */
#bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
#bg [data-us-project]{width:100vw !important;height:100vh !important}

/* Center overlay CTA */
.overlay-center{position:fixed;inset:0;display:grid;place-items:center;pointer-events:none}
.fab-wrap{position:relative;pointer-events:auto}
.cta-fab{appearance:none;border:none;cursor:pointer;padding:0.9rem 1.2rem;border-radius:999px;font-weight:700;letter-spacing:.2px;color:#04110a;background:var(--accent);box-shadow:0 10px 30px rgba(0,0,0,.35), 0 0 0 1px rgba(34,197,94,.35);transition:transform .15s ease, box-shadow .2s ease}
.cta-fab:hover{transform:translateY(-1px);box-shadow:0 14px 34px rgba(0,0,0,.4), 0 0 0 1px rgba(34,197,94,.45)}
.cta-fab:active{transform:translateY(0)}
.cta-fab:focus-visible{outline:2px solid #fff;outline-offset:2px}

.selector{position:absolute;left:50%;transform:translateX(-50%);top:calc(100% + .5rem);background:rgba(2,6,23,.8);backdrop-filter:saturate(140%) blur(6px);border:1px solid var(--border);border-radius:12px;min-width:260px;display:grid;grid-template-columns:1fr;gap:0;overflow:hidden;opacity:0;visibility:hidden;translate:0 -6px;transition:opacity .18s ease, translate .18s ease, visibility .18s ease}
.selector.open{opacity:1;visibility:visible;translate:0 0}
.selector-item{appearance:none;background:transparent;color:var(--fg);text-align:left;padding:.75rem 1rem;border:none;border-bottom:1px solid var(--border);cursor:pointer}
.selector-item:last-child{border-bottom:none}
.selector-item:hover{background:rgba(255,255,255,.06)}

/* Top centered small banner */
.top-banner{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:20;background:#ffffff;border-radius:999px;padding:.5rem 1rem;font-weight:700;color:#e11d48;font-family:"Londrina Solid", system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;box-shadow:0 6px 20px rgba(0,0,0,.25)}

/* Layout */
.container{width:min(1120px,100% - 2rem);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:10;background:linear-gradient(180deg, rgba(2,6,23,0.9), rgba(2,6,23,0.6) 70%, rgba(2,6,23,0));backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--border)}
.head{display:flex;align-items:center;justify-content:space-between;padding:0.75rem 0}
.brand{display:flex;gap:.5rem;align-items:center;color:var(--fg);text-decoration:none;font-weight:700}
.brand-mark{font-size:1.25rem}
.brand-text{letter-spacing:.3px}
.actions{display:flex;gap:.5rem;align-items:center}
.store-badge img{display:block;height:40px}

.hero{padding:clamp(2rem,6vw,4rem) 0}
.hero .container{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:clamp(1rem,4vw,2rem)}
.hero h1{margin:0 0 .5rem;font-size:clamp(1.8rem,4vw,2.6rem)}
.tagline{margin:0 0 1rem;color:var(--fg);opacity:.95}
.cta{display:flex;gap:.75rem;flex-wrap:wrap;margin:.75rem 0 1rem}
.cta-btn{display:inline-block;padding:.7rem 1rem;border-radius:999px;text-decoration:none;border:1px solid var(--border);color:var(--fg)}
.cta-btn.primary{background:var(--accent);color:#04110a;border-color:transparent}
.cta-btn.secondary{background:transparent}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:.75rem;margin:1rem 0 0;padding:0;list-style:none}
.features li{background:rgba(2,6,23,0.55);border:1px solid var(--border);padding:.75rem;border-radius:12px;color:#dbe3ee}

.seo-copy,.faq{padding:clamp(1.5rem,4vw,2.5rem) 0}
.seo-copy .container,.faq .container{background:rgba(2,6,23,0.5);border:1px solid var(--border);border-radius:16px;padding:clamp(1rem,4vw,2rem)}
.seo-copy h2,.faq h2{margin-top:0}
details{background:rgba(2,6,23,0.55);border:1px solid var(--border);border-radius:12px;padding:.75rem;margin:.5rem 0}
summary{cursor:pointer;color:#e8eef7}

.site-footer{border-top:1px solid var(--border);padding:1rem 0;background:linear-gradient(0deg, rgba(2,6,23,0.9), rgba(2,6,23,0.5) 70%, rgba(2,6,23,0))}
.foot{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;justify-content:space-between}
.foot-links{display:flex;gap:1rem}
.foot a{color:var(--muted);text-decoration:none}
.foot a[aria-disabled="true"]{pointer-events:none;opacity:.6}

/* Accessibility tweaks */
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

@media (max-width:640px){.store-badge img{height:34px}}