:root{
  --bg:#0b0d10;--surface:#111418;--muted:#1a1f25;
  --text:#e8eef7;--soft:#c7d2e1;--brand:#2aa7ff;--accent:#21d4b4;
  --danger:#ff5c5c;--shadow: 0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section h2{font-size:36px;margin:0 0 24px}
.section-alt{background:linear-gradient(180deg,var(--surface),var(--muted))}
/* Header */
.site-header{position:sticky;top:0;background:rgba(11,13,16,.7);backdrop-filter:blur(6px);border-bottom:1px solid #1b1f26;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700}
.logo img{width:28px;height:28px}
.menu{display:flex;gap:18px;align-items:center}
.menu a{color:var(--text);opacity:.9}
.menu .btn{opacity:1}
.burger{display:none;background:none;border:1px solid #262b33;border-radius:10px;padding:6px 10px;color:var(--text)}
/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:12px;border:1px solid #2a313a;color:var(--text);background:linear-gradient(180deg,#171b21,#12161b);box-shadow:var(--shadow)}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(180deg,var(--brand),#1378c7);border-color:#0f6bab;color:#fff}
.btn-ghost{background:transparent;border-color:#2a313a}
/* Hero */
.hero{position:relative;isolation:isolate;background:radial-gradient(1200px 600px at 60% -10%,rgba(42,167,255,.25),transparent),linear-gradient(180deg,var(--surface),transparent)}
.hero-inner{padding:68px 0;max-width:760px}
.hero h1{font-size:52px;line-height:1.1;margin:0 0 16px}
.hero p{font-size:18px;color:var(--soft);margin:0 0 20px}
.cta-row{display:flex;gap:12px;margin:16px 0 10px;flex-wrap:wrap}
.badges{display:flex;gap:18px;list-style:none;padding:0;margin:18px 0 0;color:#cbd6e3;flex-wrap:wrap}
.hero-bg{position:absolute;inset:0;z-index:-1;background:url('/assets/hero.webp') center/cover no-repeat;opacity:.35}
/* Cards */
.grid{display:grid;gap:18px}
.cards{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:linear-gradient(180deg,#12161b,#0e1116);border:1px solid #242a33;border-radius:14px;overflow:hidden;padding:16px}
.card h3{margin:10px 0 6px}
.card p{color:#c9d4e4}
.card img{width:100%;height:140px;object-fit:cover;border-radius:10px;border:1px solid #262b33;background:#0c0f13}
/* Portfolio */
.portfolio{grid-template-columns:repeat(4,minmax(0,1fr))}
.tile{margin:0;background:#0e1116;border:1px solid #242a33;border-radius:14px;overflow:hidden}
.tile img{width:100%;height:160px;object-fit:cover;background:#0c0f13}
.tile figcaption{padding:10px 12px;color:#cbd6e3}
/* About */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.list{margin:14px 0 6px;padding-left:18px;color:#cbd6e3}
.stats{display:flex;gap:18px;margin-top:14px}
.stats div{background:#0f1318;border:1px solid #242a33;border-radius:12px;padding:12px 14px;text-align:center;min-width:110px}
.stats strong{display:block;font-size:22px}
.about-media img{height:280px;width:100%;object-fit:cover;border-radius:14px;border:1px solid #242a33}
/* CTA */
.cta-inner{text-align:center;max-width:720px;margin:0 auto}
/* Contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.form{display:grid;gap:12px;background:#0f1318;border:1px solid #242a33;border-radius:14px;padding:16px}
.form label{display:grid;gap:6px;color:#cbd6e3}
input,textarea{background:#0b0f13;border:1px solid #242a33;border-radius:10px;color:var(--text);padding:10px 12px;resize:vertical}
.note{font-size:14px;color:#9fb0c7}
/* Footer */
.site-footer{border-top:1px solid #1b1f26;background:#0a0c0f}
.footer-inner{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;padding:22px 0}
.footer-nav{display:flex;gap:14px;flex-wrap:wrap}
.copy{color:#98a8be;margin:0}
/* Responsive */
@media (max-width:1024px){
  .cards,.portfolio{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
}
@media (max-width:640px){
  .hero h1{font-size:38px}
  .cards,.portfolio{grid-template-columns:1fr}
  .menu{display:none}
  .burger{display:block}
}