:root{
  --bg:#0A0F1E; --bg2:#0D1523; --panel:#111C2E;
  --blue:#1E90FF; --blue-d:#0094E8; --amber:#FFA500;
  --text:#FFFFFF; --muted:#AEBCD2; --dim:#8A9BB5; --line:rgba(255,255,255,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Segoe UI",Inter,system-ui,-apple-system,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3{line-height:1.15;margin:0}
a{color:var(--blue);text-decoration:none}
.accent{color:var(--amber)}

/* Skip link */
.skip-link{position:absolute;left:-999px;top:0;background:var(--amber);color:#1a1200;
  padding:10px 16px;border-radius:0 0 8px 0;font-weight:700;z-index:100}
.skip-link:focus{left:0}

/* Focus visibility (keyboard nav) */
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid var(--amber);outline-offset:3px;border-radius:6px}

/* Header / nav */
.site-header{position:sticky;top:0;z-index:50;background:rgba(10,15,30,.85);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{max-width:1140px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px}
.logo{font-size:18px;font-weight:800;letter-spacing:.3px;color:var(--text)}
.logo-ai{color:var(--blue)}
.nav-links{list-style:none;display:flex;gap:26px;margin:0;padding:0;align-items:center}
.nav-links a{color:var(--muted);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--text)}
.nav-cta{background:var(--amber);color:#1a1200 !important;padding:9px 16px;border-radius:10px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);
  font-size:20px;border-radius:8px;padding:4px 10px;cursor:pointer}

/* Hero */
.hero{position:relative;overflow:hidden;padding:80px 22px 70px}
.hero-grid{max-width:1140px;margin:0 auto;position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero-inner{position:relative;z-index:2}
.hero-inner .store-buttons{justify-content:flex-start}
@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero .store-buttons{justify-content:center}
  .hero-phone{order:-1}
}

/* Phone mockups */
.phone{background:#05080F;border:2px solid rgba(255,255,255,.14);border-radius:34px;
  padding:8px;box-shadow:0 30px 70px rgba(0,0,0,.55),0 0 0 1px rgba(30,144,255,.12);
  max-width:300px;margin:0 auto}
.phone img{display:block;width:100%;border-radius:26px}
.hero-phone .phone{max-width:300px}

.screenshots{text-align:center}
.section-sub{color:var(--muted);text-align:center;margin:-30px auto 40px;max-width:620px}
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;justify-items:center}
@media(max-width:780px){.shots{grid-template-columns:1fr;gap:36px}}
.shot{margin:0}
.shot .phone{max-width:260px}
.shot figcaption{color:var(--muted);font-weight:600;margin-top:16px}
.eyebrow{color:var(--blue);font-weight:700;letter-spacing:1.5px;text-transform:uppercase;
  font-size:13px;margin:0 0 14px}
.hero h1{font-size:clamp(34px,6vw,58px);font-weight:900;letter-spacing:-.5px}
.subhead{color:var(--muted);font-size:clamp(16px,2.4vw,20px);margin:22px auto 32px;max-width:680px}
.hero-note{color:var(--dim);font-size:14px;margin-top:18px}
.hero-glow{position:absolute;top:-180px;left:50%;transform:translateX(-50%);
  width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,144,255,.22),transparent 62%);z-index:1}

/* Store buttons */
.store-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.store-btn{display:inline-flex;align-items:center;gap:12px;background:#05080F;
  border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:11px 20px;color:#fff}
.store-btn:hover{border-color:var(--blue)}
.store-icon{width:26px;height:26px;border-radius:6px;background:linear-gradient(135deg,var(--blue),var(--blue-d));flex-shrink:0}
.store-text{display:flex;flex-direction:column;line-height:1.1;text-align:left}
.store-text small{font-size:11px;color:var(--muted)}
.store-text strong{font-size:17px;font-weight:700}

/* Sections */
.section{max-width:1140px;margin:0 auto;padding:70px 22px}
.section-title{font-size:clamp(26px,4vw,38px);font-weight:800;text-align:center;margin-bottom:44px}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:980px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cards{grid-template-columns:1fr}}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:24px}
.card-icon{font-size:30px;margin-bottom:14px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px;margin:0}

/* How it works */
.how{background:var(--bg2);max-width:none}
.how .section-title{max-width:1140px;margin-left:auto;margin-right:auto}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;list-style:none;
  max-width:1140px;margin:0 auto;padding:0}
@media(max-width:780px){.steps{grid-template-columns:1fr}}
.step{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px;text-align:center}
.step-num{width:48px;height:48px;border-radius:50%;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:20px;
  background:linear-gradient(135deg,var(--blue),var(--blue-d));color:#fff}
.step h3{font-size:19px;margin-bottom:8px}
.step p{color:var(--muted);font-size:15px;margin:0}

/* Social proof */
.quote{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:24px;margin:0}
.quote blockquote{margin:0 0 14px;font-size:15px;color:var(--text)}
.quote figcaption{color:var(--dim);font-size:13px}
.proof-note{text-align:center;color:var(--dim);font-size:13px;margin-top:24px}
.proof .cards{grid-template-columns:repeat(3,1fr)}
@media(max-width:780px){.proof .cards{grid-template-columns:1fr}}

/* FAQ */
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:4px 18px}
.faq-item summary{cursor:pointer;font-weight:700;font-size:16px;padding:14px 0;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";float:right;color:var(--amber);font-size:22px;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{color:var(--muted);margin:0 0 16px;font-size:15px}

/* Final CTA */
.final-cta{text-align:center;background:linear-gradient(180deg,transparent,rgba(30,144,255,.06));border-radius:24px}
.final-cta h2{font-size:clamp(26px,4vw,38px);font-weight:800;margin-bottom:12px}
.final-cta p{color:var(--muted);margin:0 0 28px;font-size:17px}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg2);margin-top:40px}
.footer-inner{max-width:1140px;margin:0 auto;padding:40px 22px;display:flex;
  justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-brand .logo-ai{color:var(--blue)}
.footer-brand{font-weight:800;font-size:17px}
.footer-tag{color:var(--dim);font-weight:400;font-size:14px;margin:8px 0 0}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;align-items:center}
.footer-links a{color:var(--muted);font-size:14px;font-weight:600}
.footer-links a:hover{color:var(--text)}
.copyright{text-align:center;color:var(--dim);font-size:13px;padding:0 22px 28px;margin:0}

/* Mobile nav */
@media(max-width:760px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:var(--bg2);border-bottom:1px solid var(--line);display:none}
  .nav-links.open{display:flex}
  .nav-links li{width:100%;border-top:1px solid var(--line)}
  .nav-links a{display:block;padding:14px 22px}
  .nav-cta{margin:10px 22px;text-align:center}
}