:root {
  --bg: #050510;
  --bg-alt: #0a0a1a;
  --bg-card: #111126;
  --accent: #3a7bd5;
  --text: #f8fafc;
  --text-dim: #94a3b8;
  --danger: #ef4444;
  --success: #10b981;
}

/* Base Styles */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: 'Plus Jakarta Sans', sans-serif; line-height: 1.6; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.alt-bg { background: var(--bg-alt); border-top: 1px solid rgba(255,255,255,0.05); }
.text-center { text-align: center; }
.section-title { font-size: 3rem; font-weight: 800; text-align: center; margin-bottom: 2rem; }
.section-sub { color: var(--text-dim); margin-bottom: 3rem; display: block; }

/* NAV */
.nav { position: fixed; top: 0; width: 100%; background: rgba(5, 5, 16, 0.95); backdrop-filter: blur(12px); z-index: 1000; border-bottom: 1px solid rgba(255,255,255,0.05); }
.nav-inner { height: 70px; display: flex; justify-content: space-between; align-items: center; }
.nav-brand { display: flex; align-items: center; font-weight: 800; text-decoration: none; color: white; gap: 10px; }
.logo-hex { background: var(--accent); width: 32px; height: 32px; clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%); display: flex; align-items: center; justify-content: center; }
.nav-links a { color: var(--text-dim); text-decoration: none; margin-left: 2rem; font-size: 0.85rem; font-weight: 600; }
.nav-cta { background: var(--accent); color: white !important; padding: 0.5rem 1rem; border-radius: 6px; }

/* HERO */
.hero { padding: 180px 0 100px; text-align: center; background: radial-gradient(circle at 50% -20%, #1e1b4b, transparent 70%); }
.badge { display: inline-block; padding: 0.4rem 1rem; background: rgba(58, 123, 213, 0.1); border: 1px solid var(--accent); border-radius: 100px; color: #88bbff; font-size: 0.75rem; font-weight: 700; margin-bottom: 1.5rem; }
.hero h1 { font-size: 4rem; line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: -2px; }
.gradient-text { background: linear-gradient(135deg, #fff 30%, #3a7bd5 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 1.25rem; color: var(--text-dim); max-width: 750px; margin: 0 auto 3rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; align-items: center; flex-wrap: wrap; }

/* BUTTONS */
.btn { padding: 14px 28px; border-radius: 8px; font-weight: 700; text-decoration: none; display: inline-block; transition: 0.2s; border: none; font-size: 15px; cursor: pointer; }
.btn-primary { background: var(--accent); color: white; }
.btn-secondary { background: rgba(255,255,255,0.06); color: white; border: 1px solid rgba(255,255,255,0.1); }
.btn-disabled { background: #16162a; color: #444; border: 1px solid #222; cursor: not-allowed; }
.btn-coming-container { position: relative; }
.coming-label { position: absolute; top: -12px; right: -5px; font-size: 9px; background: #e74c3c; color: white; padding: 2px 6px; border-radius: 4px; font-weight: 800; text-transform: uppercase; }

/* GRID & CARDS */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2rem; }
.f-card, .r-card { background: var(--bg-card); padding: 2.5rem; border-radius: 16px; border: 1px solid rgba(255,255,255,0.05); transition: 0.3s; position: relative; }
.f-card:hover, .r-card:hover { border-color: var(--accent); transform: translateY(-5px); }
.f-icon { font-size: 2rem; margin-bottom: 1rem; }
.f-card h3, .r-card h3 { margin-bottom: 0.8rem; }
.f-card p, .r-card p { font-size: 0.9rem; color: var(--text-dim); }
.full-span { grid-column: 1 / -1; }

/* COMING SOON BADGE */
.r-tag { position: absolute; top: 1.5rem; right: 1.5rem; font-size: 10px; background: rgba(58, 123, 213, 0.15); color: #88bbff; padding: 4px 10px; border-radius: 4px; font-weight: 800; border: 1px solid rgba(58, 123, 213, 0.3); }

/* INVITE SECTION */
.invite-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.lead { font-size: 1.25rem; margin-bottom: 1.5rem; }
.check-list { display: flex; flex-direction: column; gap: 1rem; }
.check-item { display: flex; align-items: center; gap: 1rem; }
.check-item span { color: var(--success); font-weight: 800; }
.check-item.danger span { color: var(--danger); }

/* PHONE MOCKUP */
.phone-v2 { background: #000; border: 4px solid #222; border-radius: 36px; padding: 12px; width: 260px; margin: 0 auto; box-shadow: 0 30px 60px rgba(0,0,0,0.5); }
.screen { background: var(--bg); border-radius: 24px; height: 460px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 20px; text-align: center; }
.qr-box { background: white; padding: 12px; border-radius: 12px; margin: 15px 0; }
.qr-box svg { width: 140px; height: 140px; }
.phone-btn { background: var(--accent); color: white; width: 100%; padding: 12px; border-radius: 8px; font-weight: 700; margin-top: 10px; }

/* TRANSPARENCY & SECURITY */
.transparency-box { background: linear-gradient(135deg, #10102a, #050510); border-radius: 24px; padding: 4rem; border: 1px solid rgba(58, 123, 213, 0.3); text-align: center; }
.t-item h4 { color: var(--accent); margin-bottom: 0.8rem; }
.sec-item { border-left: 3px solid var(--accent); padding: 1.5rem; background: rgba(255,255,255,0.02); }
.sec-item h4 { color: #88bbff; margin-bottom: 0.5rem; font-family: 'JetBrains Mono', monospace; }

/* DOWNLOAD BANNER */
.dl-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; margin-top: 3rem; }
.dl-box { background: var(--bg-card); padding: 3rem 2rem; border-radius: 20px; border: 1px solid rgba(255,255,255,0.05); text-align: center; }
.dl-icon { font-size: 3rem; margin-bottom: 1rem; }
.dl-box h3 { margin-bottom: 0.5rem; }
.dl-box p { color: var(--text-dim); margin-bottom: 2rem; font-size: 0.9rem; }
.dl-box.disabled { opacity: 0.5; }

/* FOOTER */
.footer { padding: 4rem 0; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.f-links a { color: var(--text-dim); text-decoration: none; margin-left: 1.5rem; font-size: 0.85rem; }
.copy { margin-top: 2rem; font-size: 0.8rem; color: var(--text-dim); text-align: center; width: 100%; }

@media (max-width: 900px) {
  .hero h1 { font-size: 2.5rem; }
  .invite-grid, .dl-container { grid-template-columns: 1fr; }
}