:root {
  --bg: #0a1020;
  --bg-2: #0e1730;
  --card: rgba(18, 25, 51, 0.88);
  --text: #ecf1ff;
  --muted: #b6c2dd;
  --line: rgba(255, 255, 255, 0.08);
  --primary: #7ba7ff;
  --primary-strong: #5d90ff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
  --radius: 24px;
  --maxw: 1140px;
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(123, 167, 255, 0.14), transparent 25%),
    radial-gradient(circle at right top, rgba(110, 95, 255, 0.16), transparent 25%),
    linear-gradient(180deg, var(--bg) 0%, #09111f 100%);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Important: prevents images from becoming full screen */
img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(10, 16, 32, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* Logo + app name */

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-shrink: 0;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  white-space: nowrap;
  line-height: 1;
}

.brand:hover {
  text-decoration: none;
}

.brand-logo {
  width: 34px !important;
  height: 34px !important;
  min-width: 34px;
  min-height: 34px;
  max-width: 34px !important;
  max-height: 34px !important;
  display: block;
  object-fit: contain;
  border-radius: 10px;
  padding: 4px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}
.brand span {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}
/* Navigation */

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

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

/* Hero */

.hero {
  padding: 80px 0 48px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}

.eyebrow {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(123, 167, 255, 0.12);
  border: 1px solid rgba(123, 167, 255, 0.22);
  color: #d9e5ff;
  font-size: 0.92rem;
  margin-bottom: 18px;
}

.hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(2.3rem, 4.6vw, 4.3rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.hero-text {
  margin: 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

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

.btn-primary {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-strong) 100%);
  color: #081121;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--text);
}

/* Cards */

.hero-card,
.feature-card,
.info-box {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-card {
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
}

.feature-card {
  width: 100%;
  border-radius: 20px;
  padding: 24px;
}

.feature-card h2 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.3rem;
}

.feature-card ul {
  margin: 0;
  padding-left: 20px;
}

.feature-card li {
  margin-bottom: 12px;
  color: var(--muted);
}

/* Info section */

.info-section {
  padding: 20px 0 70px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.info-box {
  border-radius: 20px;
  padding: 22px;
}

.info-box h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.info-box p {
  margin: 0;
  color: var(--muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(8, 12, 24, 0.9);
}

.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

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

/* Tablet */

@media (max-width: 920px) {
  .hero-inner,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 56px;
  }
}

/* Mobile */

@media (max-width: 640px) {
  .container {
    padding: 0 14px;
  }

  .nav {
    min-height: auto;
    padding-top: 14px;
    padding-bottom: 14px;
    align-items: flex-start;
    flex-direction: column;
  }

  .brand-logo {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px;
    min-height: 32px;
    max-width: 32px !important;
    max-height: 32px !important;
  }

  .nav-links {
    gap: 12px;
  }

  .hero-copy h1 {
    font-size: 2.1rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}