:root{--bg: #0b0b12;--card: #101021;--muted: #b6b8c6;--text: #ffffff;--brand1: #ff6b88;--brand2: #7a4df3;--accent: #18d6a8;--shadow: 0 20px 60px rgba(0, 0, 0, .35);--radius: 24px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;color:var(--text);background:radial-gradient(1200px 600px at 80% -10%,rgba(122,77,243,.3),transparent 60%),radial-gradient(1000px 500px at -10% 0%,rgba(255,107,136,.25),transparent 60%),var(--bg);overflow-x:hidden}a{color:inherit;text-decoration:none}.container{max-width:1120px;margin:0 auto;padding:0 20px}header{position:sticky;top:0;z-index:50;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);background:linear-gradient(to bottom,rgba(11,11,18,.9),rgba(11,11,18,.5) 60%,transparent);border-bottom:1px solid 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solid rgba(255,255,255,.08);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}.card:hover{transform:translateY(-6px);box-shadow:0 24px 70px #7a4df340}.card h3{margin:10px 0 6px}.card p{color:var(--muted)}.badge{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--brand1),var(--brand2));box-shadow:0 10px 30px #ff6b883d}.showcase{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;margin-top:30px}.phone{position:relative;border-radius:34px;aspect-ratio:9/19.5;background:linear-gradient(180deg,#0e0e1e,#1a1a2e);box-shadow:inset 0 0 0 10px #ffffff0f,var(--shadow);overflow:hidden}.phone:after{content:"";position:absolute;inset:0;background:radial-gradient(180px 140px at 70% 10%,rgba(255,107,136,.35),transparent 60%),radial-gradient(260px 200px at 20% 80%,rgba(122,77,243,.35),transparent 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0 80px;color:var(--muted)}.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700}.btn .tag{font-size:12px;opacity:.8}.gradient-text{background:linear-gradient(135deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}.shadow-soft{box-shadow:0 26px 70px #00000073}.sr{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.sr.show{opacity:1;transform:translateY(0)}@media (max-width: 640px){.grid .card{grid-column:span 12}}@media (max-width: 1024px){.hero{flex-direction:column;text-align:center;gap:2rem}.hero img{width:80%;max-width:300px;margin:0 auto}}@media (max-width: 768px){header nav ul{flex-direction:column;gap:1rem}.section.container{padding:2rem 1rem}.feature-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}footer{flex-direction:column;text-align:center;gap:1rem}}@media (max-width: 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