:root {
  --bg: #07060f;
  --nav: rgba(8, 7, 16, 0.78);
  --panel: #12111c;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f4f7;
  --muted: #9ca3b8;
  --violet: #8b5cf6;
  --violet-2: #7c3aed;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Inter, system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 70% 10%, #2a1558 0%, transparent 55%),
              radial-gradient(900px 500px at 10% 0%, #1a1038 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.nav {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 18px;
  padding: 14px 28px;
  background: var(--nav);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.04em; white-space: nowrap; }
.logo {
  width: 40px; height: 40px; border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.28);
}
.search-spacer { flex: 1; }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nav-right a { color: #c7c9d6; font-size: 0.9rem; font-weight: 600; padding: 8px 12px; border-radius: 10px; }
.nav-right a:hover { color: #fff; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 999px; padding: 12px 22px; font-weight: 700; border: 1px solid transparent;
}
.btn-primary { background: var(--violet); color: #fff; }
.btn-primary:hover { background: var(--violet-2); }
.btn-ghost { background: rgba(18, 17, 28, 0.8); border-color: var(--border); color: #fff; }
.btn-login { background: var(--violet); color: #fff !important; padding: 8px 16px !important; border-radius: 999px; }

.hero {
  display: grid; grid-template-columns: 1.15fr 0.85fr;
  gap: 40px; align-items: center; padding: 72px 0 36px;
}
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(167, 139, 250, 0.28);
  color: #ddd6fe; font-size: 0.78rem; font-weight: 700;
  padding: 7px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.02; letter-spacing: -0.055em; font-weight: 800;
  margin-bottom: 18px;
}
.grad {
  background: linear-gradient(90deg, #c4b5fd, #8b5cf6 55%, #6366f1);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { color: var(--muted); font-size: 1.08rem; line-height: 1.7; max-width: 540px; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-art {
  position: relative; min-height: 340px;
  display: grid; place-items: center;
}
.orb {
  position: absolute; border-radius: 50%; filter: blur(40px); opacity: 0.55;
}
.orb-a { width: 220px; height: 220px; background: #7c3aed; top: 30px; right: 40px; }
.orb-b { width: 160px; height: 160px; background: #4f46e5; bottom: 40px; left: 50px; }
.hero-logo {
  position: relative; z-index: 1;
  width: min(340px, 100%);
  height: auto;
  border-radius: 32px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.5);
}

.section { padding: 72px 0 20px; text-align: center; }
.kicker {
  display: inline-flex; margin-bottom: 12px;
  background: rgba(139, 92, 246, 0.14); border: 1px solid rgba(167, 139, 250, 0.25);
  color: #ddd6fe; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.14em;
  padding: 6px 12px; border-radius: 999px;
}
.section h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.045em; margin-bottom: 12px; }
.section-intro { color: var(--muted); max-width: 620px; margin: 0 auto 36px; line-height: 1.65; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; text-align: left; }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 22px; padding: 26px; scroll-margin-top: 90px;
}
.card h3 { font-size: 1.2rem; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.card p { color: var(--muted); line-height: 1.6; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag {
  font-size: 0.75rem; font-weight: 650; color: #e9d5ff;
  background: rgba(88, 28, 135, 0.45); border: 1px solid rgba(167, 139, 250, 0.25);
  border-radius: 999px; padding: 5px 10px;
}

.cta {
  margin: 56px 0 10px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  text-align: left;
  background: linear-gradient(180deg, rgba(49, 32, 92, 0.55), rgba(16, 14, 28, 0.9));
  border: 1px solid rgba(167, 139, 250, 0.28);
  border-radius: 24px; padding: 28px 32px;
}
.cta h2 { font-size: 1.6rem; margin: 0; }
.cta p { color: var(--muted); margin-top: 6px; }

.faq { text-align: left; max-width: 820px; margin: 0 auto; }
.faq details {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 16px; padding: 16px 18px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 650; }
.faq details p { color: var(--muted); margin-top: 10px; line-height: 1.6; }

footer {
  border-top: 1px solid var(--border);
  margin-top: 48px; padding: 28px 0 40px;
  display: flex; justify-content: space-between; color: #6b7280; font-size: 0.85rem;
}

@media (max-width: 900px) {
  .hero, .grid { grid-template-columns: 1fr; }
  .search-spacer { display: none; }
  .nav { flex-wrap: wrap; }
  .hero-art { min-height: 240px; }
}