:root{
  --bg:#0f172a;
  --card:#111827;
  --muted:#9ca3af;
  --text:#e5e7eb;
  --accent:#06b6d4;
  --accent-2:#22d3ee;
  --primary:#10b981;
  --danger:#ef4444;
  --shadow:0 12px 30px rgba(0,0,0,.35);
  --radius:14px;
  --radius-sm:10px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#0b1220,#0f172a);color:var(--text);font:16px/1.6 "Inter",system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial}
img{max-width:100%;display:block;border-radius:12px}
a{color:var(--accent-2);text-decoration:none}
a:hover{color:#7dd3fc}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .6rem}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}

/* Progress bar */
#progress-container{position:fixed;top:0;left:0;width:100%;height:6px;background:rgba(255,255,255,.05);z-index:9999}
#progress-bar{height:6px;width:0;background:linear-gradient(90deg,var(--accent),var(--primary));box-shadow:0 0 12px rgba(34,211,238,.6)}

/* Header / Navbar */
.site-header{position:sticky;top:0;z-index:999;background:rgba(15,23,42,.8);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:space-between;padding:.6rem 1rem;border-bottom:1px solid rgba(255,255,255,.06)}
.logo{display:flex;align-items:center;gap:.6rem;font-weight:700;color:#fff}
.logo img{border-radius:50%}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff;border-radius:2px}
.nav ul{display:flex;gap:.8rem;align-items:center}
.nav a{display:block;padding:.5rem .8rem;border-radius:10px;color:#e2e8f0}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.06);color:#fff}
.has-sub{position:relative}
.dropdown{position:absolute;top:100%;left:0;background:#0b1220;border:1px solid rgba(255,255,255,.08);border-radius:12px;box-shadow:var(--shadow);padding:.4rem;display:none;min-width:280px}
.has-sub:hover .dropdown{display:block}
.dropdown a{white-space:nowrap}

/* Hero */
.hero{min-height:68vh;background-size:cover;background-position:center;border-bottom:1px solid rgba(255,255,255,.08);display:grid;place-items:center}
.hero-inner{background:rgba(0,0,0,.45);padding:2rem;border-radius:var(--radius);box-shadow:var(--shadow);max-width:860px;text-align:center}
.hero h1{font-size:2.4rem;margin-bottom:.6rem}
.hero-actions{display:flex;gap:.8rem;justify-content:center;margin-top:1rem}

/* Buttons */
.btn{display:inline-block;padding:.7rem 1rem;border-radius:12px;font-weight:600;border:1px solid transparent;transition:.2s}
.btn.primary{background:linear-gradient(135deg,var(--primary),#34d399);color:#031b14}
.btn.secondary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#052026}
.btn.ghost{background:transparent;border-color:rgba(255,255,255,.2);color:#e5e7eb}
.btn.small{padding:.5rem .8rem;border-radius:10px}
.btn.outline{background:transparent;border-color:rgba(255,255,255,.2)}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,0,0,.3)}

/* Cards / Sections */
.features{padding:2.4rem 1rem;max-width:1200px;margin:auto}
.features .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.card{background:linear-gradient(180deg,#0e1528,#0c1426);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow)}
.card h3{margin-top:.6rem}
.link{display:inline-block;margin-top:.4rem}

/* CTA Band */
.cta-band{padding:2rem 1rem}
.cta-inner{max-width:1200px;margin:auto;background:linear-gradient(135deg,#111827,#0b1220);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1.6rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}

/* Blog layout */
.blog-layout{display:grid;grid-template-columns:2fr 1fr;gap:1.2rem;max-width:1200px;margin:1.4rem auto;padding:0 1rem}
.post-full{background:linear-gradient(180deg,#0e1528,#0c1426);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.2rem}
.post-header img{margin:.8rem 0}
.aside-list{display:grid;gap:.6rem}
.aside-list a{display:flex;gap:.6rem;align-items:center;padding:.4rem;border-radius:10px;border:1px solid rgba(255,255,255,.06)}
.aside-list a:hover{background:rgba(255,255,255,.04)}

/* Post page */
.post-page{max-width:900px;margin:1.4rem auto;padding:0 1rem}

/* About */
.about-page{max-width:1200px;margin:auto;padding:1.4rem}
.about-hero{background:linear-gradient(135deg,#0e1528,#0b1220);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1.2rem;margin-bottom:1rem}
.about-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:.8rem}
.team-card{background:#0b1220;border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-sm);padding:.8rem;text-align:center}
.team-card img{object-fit:cover}

/* Contact */
.contact-page{max-width:1200px;margin:auto;padding:1.4rem}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.contact-card,.contact-form{background:linear-gradient(180deg,#0e1528,#0c1426);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1rem}
label{display:block;margin-bottom:.8rem}
input,textarea{width:100%;padding:.7rem;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#0a1120;color:#e5e7eb}
input:focus,textarea:focus{outline:2px solid rgba(34,211,238,.4)}

/* Footer */
.site-footer{margin-top:2rem;background:#0a1020;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{max-width:1200px;margin:auto;padding:1.2rem;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.footer-links li a{color:#cbd5e1}
.footer-links li a:hover{color:#fff}
.social a{color:#cbd5e1;margin-right:.4rem}
.social a:hover{color:#fff}
.legal-links{margin-top:.8rem;display:flex;gap:1rem;flex-wrap:wrap}
.legal-links a{color:#94a3b8}
.legal-links a:hover{color:#fff}
.copyright{text-align:center;padding:.8rem;color:#8fa3c3;border-top:1px solid rgba(255,255,255,.06)}

/* Cookie banner */
.cookie-banner{position:fixed;left:1rem;right:1rem;bottom:1rem;background:#0b1326;border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:.8rem;display:flex;align-items:center;justify-content:space-between;gap:.6rem;box-shadow:var(--shadow);z-index:10000}
.cookie-banner p{margin:0}
.cookie-actions{display:flex;gap:.4rem;flex-wrap:wrap}

/* Modal */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.5);z-index:10001}
.modal[aria-hidden="false"]{display:flex}
.modal-content{background:#0e1528;border:1px solid rgba(255,255,255,.12);border-radius:16px;box-shadow:var(--shadow);max-width:520px;width:92%;padding:1rem}
.modal-close{position:absolute;margin-left:auto;background:transparent;border:none;color:#cbd5e1;font-size:1.6rem;cursor:pointer}
.switch{display:flex;align-items:center;gap:.6rem;margin:.5rem 0}

/* Responsive */
@media (max-width:1000px){
  .features .cards{grid-template-columns:1fr 1fr}
  .about-cards{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:700px){
  .blog-layout{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .about-cards{grid-template-columns:repeat(2,1fr)}
  .nav-toggle{display:flex}
  .nav{position:absolute;top:68px;right:10px;background:#0b1220;border:1px solid rgba(255,255,255,.08);border-radius:14px;display:none}
  .nav.open{display:block}
  .nav ul{flex-direction:column;align-items:stretch}
}