:root {
  --bg: #070712;
  --bg-soft: #121226;
  --text: #f4f6ff;
  --muted: #c3c7df;
  --primary: #ff7a00;
  --primary-2: #ffd84d;
  --card: #151533;
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 20%, rgba(123, 92, 255, 0.35), transparent 35%),
    radial-gradient(circle at 85% 0%, rgba(38, 216, 255, 0.25), transparent 30%),
    var(--bg);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(7, 7, 18, 0.75);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 72px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-weight: 800;
  font-size: 1.1rem;
  text-decoration: none;
}

.logo img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.menu {
  display: flex;
  gap: 1.2rem;
}

.menu a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

.menu a:hover {
  color: var(--text);
}

.hero {
  padding: 5.5rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 2rem;
  align-items: center;
}

.tagline {
  color: var(--primary-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

h1 {
  margin: 0;
  line-height: 1.2;
  font-size: clamp(2rem, 5vw, 3.7rem);
}

h1 span {
  color: var(--primary-2);
}

.subtitle {
  color: var(--muted);
  max-width: 60ch;
  margin: 1rem 0 1.8rem;
}

.slogan {
  margin: -0.7rem 0 1.2rem;
  font-weight: 700;
  color: #ffe082;
}

.actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.1rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
  color: #060611;
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.hero-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.3rem 1.2rem;
  box-shadow: 0 14px 40px rgba(255, 122, 0, 0.18);
}

.section {
  padding: 2.5rem 0;
}

.section h2 {
  margin-top: 0;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.section p {
  color: var(--muted);
}

.alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cards {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.card h3 {
  margin-top: 0;
}

.site-footer {
  padding: 2.5rem 0;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--primary-2);
}

.copyright {
  color: var(--muted);
  margin: 0;
}

@media (max-width: 820px) {
  .hero {
    padding-top: 3.8rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .menu {
    gap: 0.8rem;
  }
}