/* Base */
:root{--bg:#0a0a0a;--card:#111113;--muted:#9aa0a6;--text:#e6e8eb;--primary:#111;--accent:#2bd576;--ring:rgba(43,213,118,.35);}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Manrope,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#fff;color:#0b0c0d;}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{max-width:1080px;margin:0 auto;padding:0 20px}
.muted{color:#667085}
.small{font-size:.9rem;color:#6b7280}

/* Header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid #eef0f2;z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center}
.logo-img{height:28px}
.nav{display:flex;align-items:center;gap:18px}
.nav-link{opacity:.8}
.nav-link:hover{opacity:1}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;border:1px solid #e5e7eb;transition:.2s ease;background:#fff}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(0,0,0,.06)}
.btn-sm{padding:8px 14px}
.btn-primary{background:#0f172a;color:#fff;border-color:#0f172a;box-shadow:0 8px 30px rgba(15,23,42,.2)}
.btn-primary:hover{box-shadow:0 10px 36px rgba(15,23,42,.28)}
.btn-ghost{background:transparent}

/* Ripple */
.btn{position:relative;overflow:hidden}
.btn .ripple{position:absolute;width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.5);transform:translate(-50%,-50%);animation:ripple .6s ease-out forwards;pointer-events:none}
@keyframes ripple{from{opacity:.8;transform:translate(-50%,-50%) scale(.5)}to{opacity:0;transform:translate(-50%,-50%) scale(12)}}

/* Sections */
.section{padding:72px 0}
.hero{padding-top:96px}

/* Hero */
.hero-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.hero-visual{position:relative;min-height:420px;display:flex;align-items:center;justify-content:center}
.hero-img{max-width:560px;width:100%;height:auto;object-fit:contain}
.hero-content h1{font-size:36px;line-height:1.2;margin:0 0 10px;font-weight:800}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.note{margin-top:14px;font-size:.85rem;color:#98a2b3}

/* Value */
.value-inner h2{font-size:40px;line-height:1.15;text-align:center;margin:0 0 26px;font-weight:800}
.value-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.value-visual{display:flex;align-items:center;justify-content:center}
.value-img{max-width:520px;width:100%;height:auto;object-fit:contain;transform:rotate(-6deg)}

/* How steps */
.how h3{font-size:36px;margin:0 0 24px;font-weight:800;text-align:center}
.how-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;align-items:start;justify-items:center}
.how-item{display:flex;flex-direction:column;align-items:center;gap:18px}
.how-visual img{width:220px;height:auto;object-fit:contain}
.how-card{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid #ebeef1;border-radius:12px;padding:16px 18px;box-shadow:0 10px 24px rgba(0,0,0,.06);max-width:320px}
.how-icon{width:28px;height:28px;display:grid;place-items:center;background:#f4f6f8;border-radius:8px}
.how-text h4{margin:0 0 6px;font-size:18px}
.how-text p{margin:0;color:#6b7280;font-size:.95rem;line-height:1.35}

/* Features */
.features-inner{display:grid;grid-template-columns:1.1fr 1fr 1fr;grid-template-rows:auto auto;gap:22px}
.features .card{position:relative;background:linear-gradient(180deg,#202224,#121213);border-radius:24px;padding:0;color:#fff;box-shadow:0 24px 48px rgba(0,0,0,.28);overflow:hidden;border:1px solid #2a2a2a;min-height:240px}
.features .card-art.only{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.features .card-tall{grid-row:1 / span 2}
.features .card-mid{grid-column:2}
.features .card-right{grid-column:3}
.features .card-wide{grid-column:2 / 4}

/* CTA */
.cta{background:linear-gradient(180deg,#ffffff,#f6f7f9)}
.cta-inner{display:grid;place-items:center;text-align:center}
.cta h3{font-size:28px;margin:0 0 8px;font-weight:800}

/* Footer */
.site-footer{border-top:1px solid #eef0f2;padding:26px 0;color:#6b7280;font-size:.95rem}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.footer-links{display:flex;gap:14px}
.footer-links a{color:#6b7280}
.footer-links a:hover{color:#111}

/* Responsive */
@media (max-width: 1024px){
  .hero-inner{grid-template-columns:1fr;gap:16px}
  .value-grid{grid-template-columns:1fr}
  .features-inner{grid-template-columns:1fr 1fr}
  .how-grid{gap:28px}
}
@media (max-width: 640px){
  .section{padding:56px 0}
  .nav{display:none}
  .how-grid{grid-template-columns:1fr 1fr}
  .features-inner{grid-template-columns:1fr}
  .features .card-wide{grid-column:1}
  .hero-content h1{font-size:28px}
  .value-inner h2{font-size:30px}
}