:root {
  --bg: #0a0d14;
  --bg-alt: #0f1420;
  --card: rgba(19, 27, 43, 0.9);
  --line: rgba(255,255,255,0.08);
  --text: #edf2ff;
  --muted: #9fb0d3;
  --accent: #00b2ff;
  --accent-2: #7c3aed;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 18px 60px rgba(0,0,0,.35);
  --radius: 22px;
  --radius-sm: 14px;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(0,178,255,.16), transparent 32%),
    radial-gradient(circle at top right, rgba(124,58,237,.18), transparent 28%),
    linear-gradient(180deg, #070a11 0%, #0b1220 52%, #09101b 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.grid { display: grid; gap: 20px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; transition: .22s ease; cursor: pointer;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), #5de6ff); color: #02131b; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0,178,255,.25); }
.btn-secondary { background: rgba(255,255,255,.03); border-color: var(--line); }
.btn-secondary:hover { border-color: rgba(255,255,255,.18); transform: translateY(-2px); }
.badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px;
  border: 1px solid rgba(0,178,255,.26); border-radius: 999px; color: #b9ecff;
  background: rgba(0,178,255,.08); font-size: .88rem;
}
header.site-header {
  position: sticky; top: 0; z-index: 90; backdrop-filter: blur(18px);
  background: rgba(7,10,17,.72); border-bottom: 1px solid var(--line);
}
.navbar {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 78px;
}
.brand { display: flex; align-items: center; gap: 14px; font-weight: 800; letter-spacing: .03em; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 900; color: white;
  box-shadow: 0 10px 30px rgba(0,178,255,.18);
}
.nav-links { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; color: var(--muted); }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.hero { padding: 84px 0 56px; }
.hero-wrap {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center;
}
.hero-card, .glass, .card {
  background: linear-gradient(180deg, rgba(21,31,51,.88), rgba(11,18,32,.88));
  border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: var(--radius);
}
.hero-copy { padding: 34px; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: 1.02; margin: 16px 0; }
.hero p { color: var(--muted); font-size: 1.08rem; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.stat {
  padding: 20px; background: rgba(255,255,255,.03); border: 1px solid var(--line); border-radius: 18px;
}
.stat h3 { font-size: 1.8rem; margin: 0 0 8px; }
.stat p { margin: 0; color: var(--muted); }
.section { padding: 40px 0; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 22px; }
.section-heading h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.7rem); }
.section-heading p { margin: 0; color: var(--muted); max-width: 760px; }
.card { padding: 24px; }
.cards-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.cards-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.icon-chip {
  width: 50px; height: 50px; border-radius: 16px; display: grid; place-items: center;
  background: rgba(0,178,255,.12); border: 1px solid rgba(0,178,255,.18); margin-bottom: 14px;
}
.card h3 { margin: 0 0 8px; }
.card p, .card li { color: var(--muted); line-height: 1.75; }
.card ul { padding-left: 18px; margin: 12px 0 0; }
.plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.plan {
  position: relative; overflow: hidden;
}
.plan.popular::before {
  content: 'Most Popular'; position: absolute; top: 14px; right: -30px; transform: rotate(35deg);
  background: linear-gradient(135deg, var(--accent), #74f2ff); color: #04141b; font-weight: 800; padding: 8px 36px;
}
.price { font-size: 2.6rem; font-weight: 900; margin: 8px 0; }
.muted { color: var(--muted); }
.list-check { list-style: none; padding: 0; margin: 18px 0; }
.list-check li { padding-left: 28px; position: relative; margin: 10px 0; }
.list-check li::before { content: '✓'; position: absolute; left: 0; color: var(--success); font-weight: 900; }
.filter-bar {
  display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0 26px;
}
.input, select, textarea {
  width: 100%; padding: 14px 16px; border-radius: 14px; background: rgba(255,255,255,.03);
  border: 1px solid var(--line); color: var(--text); outline: none;
}
textarea { min-height: 140px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.table-wrap { overflow: auto; border-radius: 18px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; }
th { color: #cce4ff; font-size: .94rem; background: rgba(255,255,255,.03); }
td { color: var(--muted); }
.kb-grid, .gallery-grid, .portal-grid, .support-grid { display: grid; gap: 20px; }
.kb-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.portal-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.support-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gallery-item {
  min-height: 230px; border-radius: 22px; position: relative; overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(0,178,255,.18), rgba(124,58,237,.16)),
    radial-gradient(circle at top right, rgba(255,255,255,.08), transparent 30%),
    linear-gradient(180deg, #0f1829, #0b1220);
}
.gallery-item .overlay { position: absolute; inset: auto 0 0 0; padding: 18px; background: linear-gradient(180deg, transparent, rgba(0,0,0,.55)); }
.status-chip { display: inline-flex; padding: 7px 12px; border-radius: 999px; font-weight: 700; }
.up { background: rgba(16,185,129,.12); color: #bff6dd; border: 1px solid rgba(16,185,129,.2); }
.warn { background: rgba(245,158,11,.12); color: #ffe1a6; border: 1px solid rgba(245,158,11,.2); }
.down { background: rgba(239,68,68,.12); color: #ffc4c4; border: 1px solid rgba(239,68,68,.2); }
.cta {
  padding: 36px; border-radius: 28px; border: 1px solid rgba(0,178,255,.18);
  background: linear-gradient(135deg, rgba(0,178,255,.13), rgba(124,58,237,.12));
}
footer {
  margin-top: 48px; border-top: 1px solid var(--line); background: rgba(5, 10, 18, .55);
}
.footer-grid { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: 24px; padding: 34px 0; }
.footer-grid h4 { margin: 0 0 12px; }
.footer-grid a, .footer-grid p { color: var(--muted); display: block; margin: 8px 0; }
.footer-grid a:hover { color: var(--text); }
.small { font-size: .92rem; color: var(--muted); }
.notice {
  padding: 16px 18px; border-radius: 18px; background: rgba(255,255,255,.03); border: 1px solid var(--line);
}
@media (max-width: 1080px) {
  .hero-wrap, .cards-3, .cards-4, .plan-grid, .kb-grid, .gallery-grid, .portal-grid, .support-grid, .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 760px) {
  .hero-wrap, .cards-3, .cards-4, .plan-grid, .kb-grid, .gallery-grid, .portal-grid, .support-grid, .footer-grid, .form-grid {
    grid-template-columns: 1fr;
  }
  .nav-links { display: none; }
  .hero { padding-top: 44px; }
}