:root{
  --bg:#0b0e14; --card:#121622; --text:#e5e7eb; --muted:#98a2b3;
  --brand:#6ee7b7; --brand-2:#22d3ee; --border:#1e2433;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;overflow-x:hidden}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header */
.header{position:sticky;top:0;background:rgba(11,14,20,.8);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:100}
.nav{display:flex;justify-content:space-between;align-items:center;padding:16px 0}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px}
.badge{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
nav a{margin-right:16px;color:var(--text);text-decoration:none;font-weight:600;opacity:.9}
.btn{cursor:pointer;padding:10px 18px;border-radius:10px;border:none;font-weight:800}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#041014}
.btn.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}

/* Hero */
.hero{position:relative;min-height:85vh;display:flex;align-items:center;overflow:hidden}
.hero-content{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.hero-text h1{font-size:clamp(36px,5vw,64px);line-height:1.1;margin:0}
.hero-text h1 span{color:var(--brand-2)}
.hero-text p{color:var(--muted);max-width:700px;margin:16px 0 24px}
.hero-image img{width:100%;height:auto;border-radius:16px;border:1px solid var(--border);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.hero .parallax{position:absolute;inset:0;background:radial-gradient(60% 60% at 70% 30%, rgba(34,211,238,.10) 0%, transparent 60%)}

/* Features */
.features{margin:80px auto;text-align:center}
.features h2{font-size:32px;margin-bottom:32px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:22px;text-align:left;transition:transform .3s ease,border-color .3s ease}
.card:hover{transform:translateY(-5px);border-color:var(--brand-2)}

/* Pricing */
.pricing{margin:100px auto;text-align:center}
.plans{display:flex;flex-wrap:wrap;gap:24px;justify-content:center}
.plan{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:30px;min-width:260px;transition:transform .3s ease}
.plan:hover{transform:translateY(-8px)}
.plan.highlight{border-color:var(--brand-2);box-shadow:0 0 20px rgba(34,211,238,.15)}
.price{font-size:28px;font-weight:800;margin:12px 0}

/* Footer */
.footer{border-top:1px solid var(--border);padding:40px 0;text-align:center;color:var(--muted);font-size:14px}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(40px);transition:all .8s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal[data-delay]{transition-delay:var(--delay)}

/* Modal (login) */
.overlay{position:fixed;inset:0;background:rgba(5,8,14,.6);backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;padding:20px;z-index:200}
.overlay.open{display:flex;animation:fadeIn .25s ease}
.modal{width:min(460px,96vw);background:var(--card);border:1px solid var(--border);border-radius:16px;padding:22px;box-shadow:0 30px 60px rgba(0,0,0,.45);animation:pop .25s ease}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.modal-header h2{margin:0}
.close{background:#0e1320;border:1px solid #2a3146;color:#cbd5e1;border-radius:10px;width:36px;height:36px;cursor:pointer}
.input-field{width:100%;margin:10px 0;padding:12px;border-radius:12px;background:#0e1320;border:1px solid #2a3146;color:var(--text)}
.oauth{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.oauth .btn{flex:1}

/* Animations */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes pop{from{transform:scale(.98);opacity:.8}to{transform:scale(1);opacity:1}}

/* Responsive */
@media (max-width: 900px){
  .hero-content{grid-template-columns:1fr}
}