:root {
  --bg: #081120;
  --bg-soft: #0d1a2d;
  --surface: rgba(14, 27, 48, 0.76);
  --surface-2: #10213b;
  --line: rgba(255,255,255,0.08);
  --text: #e7eefc;
  --muted: #99a8c2;
  --primary: #3f7cff;
  --primary-2: #7a5cff;
  --accent: #0fd3c7;
  --gold: #f3b44d;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
  --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(63,124,255,.20), transparent 30%),
    radial-gradient(circle at 90% 10%, rgba(122,92,255,.18), transparent 22%),
    linear-gradient(180deg, #081120 0%, #091626 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 999;
  backdrop-filter: blur(18px);
  background: rgba(6, 12, 22, 0.72);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-shell { display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; min-height: 82px; }
.brand { display: inline-flex; align-items: center; gap: .9rem; }
.brand-mark {
  width: 48px; height: 48px; display: grid; place-items: center;
  border-radius: 14px; background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow); font-weight: 800;
}
.brand strong { display: block; font-size: 1rem; letter-spacing: .06em; }
.brand small { display: block; color: var(--muted); font-size: .72rem; }
.site-nav { display: flex; align-items: center; gap: 1.2rem; }
.site-nav a { color: #cbd7ee; font-weight: 600; position: relative; }
.site-nav a.is-active, .site-nav a:hover { color: white; }
.site-nav a.is-active::after, .site-nav a:hover::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.nav-actions { display: flex; gap: .75rem; }
.nav-ghost { border-color: rgba(255,255,255,0.18); color: white; }
.nav-cta { background: linear-gradient(135deg, var(--primary), var(--primary-2)); border: 0; }
.mobile-toggle { display: none; background: transparent; border: 0; padding: 0; }
.mobile-toggle span { display: block; width: 26px; height: 2px; background: white; margin: 5px 0; }
.hero {
  padding: 5rem 0 3.5rem;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 2rem; align-items: center;
}
.eyebrow {
  display: inline-flex; gap: .55rem; align-items: center; padding: .5rem .9rem;
  border-radius: 999px; background: rgba(255,255,255,.06); color: #dce5ff; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
}
.display-title { font-size: clamp(2.7rem, 5vw, 5.5rem); line-height: 1.02; margin: 1rem 0; letter-spacing: -.04em; }
.hero-copy p, .section-copy { color: var(--muted); font-size: 1.06rem; max-width: 62ch; }
.cta-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; }
.btn-pill {
  display: inline-flex; align-items: center; gap: .6rem; padding: .95rem 1.25rem;
  border-radius: 999px; font-weight: 700; border: 1px solid transparent;
}
.btn-primary-grad { background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: var(--shadow); }
.btn-secondary-glass { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.12); }
.hero-card {
  position: relative; padding: 1.2rem; border-radius: 28px; background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08); box-shadow: var(--shadow); overflow: hidden;
}
.hero-card::before {
  content: ''; position: absolute; inset: -40% -20% auto auto; width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(15,211,199,.22), transparent 65%);
}
.panel-stack { display: grid; gap: 1rem; }
.glass-panel {
  background: rgba(4, 12, 24, 0.74); border: 1px solid rgba(255,255,255,.08); border-radius: 20px; padding: 1.2rem;
}
.glass-panel h4 { margin: 0 0 .5rem; font-size: 1rem; }
.badge-soft { display: inline-block; padding: .35rem .65rem; border-radius: 999px; background: rgba(63,124,255,.14); color: #cfe0ff; font-size: .78rem; }
.dashboard-mini { display: grid; grid-template-columns: repeat(2,1fr); gap: .9rem; margin-top: 1rem; }
.mini-card { padding: 1rem; border-radius: 18px; background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); }
.mini-card strong { display:block; font-size:1.4rem; }
.section { padding: 4.5rem 0; }
.section-header { display:flex; justify-content:space-between; align-items:end; gap:1.5rem; margin-bottom:2rem; }
.section-header h2 { font-size: clamp(2rem, 4vw, 3.2rem); margin: .4rem 0; letter-spacing: -.03em; }
.grid-3, .grid-4, .stats-grid, .pricing-grid, .blog-grid, .project-grid, .footer-grid, .contact-grid { display:grid; gap:1.25rem; }
.grid-3 { grid-template-columns: repeat(3,1fr); }
.grid-4, .stats-grid { grid-template-columns: repeat(4,1fr); }
.card-premium {
  position: relative; padding: 1.5rem; border-radius: var(--radius); border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03)); box-shadow: var(--shadow);
}
.card-premium i { font-size: 1.3rem; color: var(--accent); margin-bottom: .9rem; }
.card-premium p, .muted { color: var(--muted); }
.stats-grid .card-premium { text-align:center; }
.stat-num { font-size: 2.5rem; font-weight: 800; letter-spacing: -.05em; }
.band {
  margin: 1rem 0 0; padding: 1rem; border-radius: 20px; background: linear-gradient(90deg, rgba(63,124,255,.14), rgba(15,211,199,.08)); border: 1px solid rgba(255,255,255,.08);
}
.tabs { display:flex; flex-wrap:wrap; gap:.7rem; margin-bottom:1.25rem; }
.tab-btn {
  background: rgba(255,255,255,.05); border:1px solid var(--line); color:#dbe6fc; padding:.75rem 1rem; border-radius:999px; font-weight:700;
}
.tab-btn.active { background: linear-gradient(135deg, var(--primary), var(--primary-2)); }
.tab-panel { display:none; }
.tab-panel.active { display:block; }
.testimonial-slider { position:relative; overflow:hidden; }
.testimonial-track { display:flex; transition: transform .5s ease; }
.testimonial-slide { min-width:100%; }
.quote-mark { font-size: 3rem; opacity: .2; line-height: 1; }
.faq-item { border-bottom:1px solid var(--line); padding:1rem 0; }
.faq-trigger {
  width:100%; background:none; border:0; color:white; text-align:left; font-weight:700; display:flex; justify-content:space-between; gap:1rem; padding:0;
}
.faq-answer { display:none; color:var(--muted); padding-top:.75rem; }
.faq-item.open .faq-answer { display:block; }
.page-hero { padding: 4rem 0 2rem; }
.page-hero h1 { font-size: clamp(2.4rem, 4vw, 4rem); margin: .9rem 0; }
.page-hero p { color: var(--muted); max-width: 70ch; }
.pricing-grid { grid-template-columns: repeat(3,1fr); }
.pricing-card ul, .site-footer ul { list-style:none; padding:0; margin:0; }
.pricing-card li, .site-footer li { color:var(--muted); padding:.35rem 0; }
.blog-grid, .project-grid, .contact-grid, .footer-grid { grid-template-columns: repeat(3,1fr); }
.contact-grid { grid-template-columns: 1.1fr .9fr; align-items:start; }
.input, .textarea, .select {
  width:100%; background:#081425; color:white; border:1px solid rgba(255,255,255,.08); border-radius:14px; padding:.95rem 1rem;
}
.textarea { min-height: 150px; resize: vertical; }
.form-grid { display:grid; grid-template-columns: repeat(2,1fr); gap:1rem; }
.form-grid .full { grid-column: 1 / -1; }
.notice { border-radius: 16px; padding: .95rem 1rem; margin-bottom: 1rem; }
.notice.success { background: rgba(23, 201, 100, .12); color: #bff4d2; border:1px solid rgba(23, 201, 100, .24); }
.notice.error { background: rgba(255, 82, 82, .12); color: #ffd3d3; border:1px solid rgba(255, 82, 82, .22); }
.site-footer { padding: 3rem 0 1.5rem; border-top:1px solid rgba(255,255,255,.06); margin-top: 2rem; }
.footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
.footer-grid h4, .footer-grid h5 { margin-bottom: .75rem; }
.footer-social { display:flex; gap:.7rem; margin-top:1rem; }
.footer-social a { width:40px; height:40px; border-radius:50%; display:grid; place-items:center; background: rgba(255,255,255,.06); }
.footer-bottom { display:flex; justify-content:space-between; gap:1rem; border-top:1px solid rgba(255,255,255,.06); padding-top:1rem; margin-top:1.5rem; color:var(--muted); font-size:.92rem; }
.reveal { opacity:0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity:1; transform:none; }
@media (max-width: 1100px) {
  .hero-grid, .contact-grid, .grid-3, .grid-4, .stats-grid, .pricing-grid, .blog-grid, .project-grid, .footer-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 860px) {
  .site-nav, .nav-actions { display:none; }
  .mobile-toggle { display:block; }
  .site-header.menu-open .site-nav, .site-header.menu-open .nav-actions {
    display:flex; position:absolute; left:1rem; right:1rem; top:82px; background:#0a1526; border:1px solid var(--line); border-radius:20px; padding:1rem; box-shadow:var(--shadow);
  }
  .site-header.menu-open .site-nav { flex-direction:column; align-items:flex-start; }
  .site-header.menu-open .nav-actions { top: auto; margin-top: 15rem; justify-content:flex-start; }
  .hero-grid, .section-header, .form-grid, .blog-grid, .project-grid, .grid-3, .grid-4, .stats-grid, .pricing-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .form-grid { display:block; }
  .form-grid > * { margin-bottom:1rem; }
  .footer-bottom { flex-direction:column; }
}