:root {
  --bg: #0b1220;
  --surface: #141d2f;
  --surface-2: #1a2740;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8eef7;
  --muted: #8fa3bf;
  --accent: #e31e24;
  --accent-2: #1e73be;
  --success: #34d399;
  --warning: #fbbf24;
  --radius: 16px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(227, 30, 36, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(30, 115, 190, 0.12), transparent),
    var(--bg);
  line-height: 1.6;
}

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

header {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 18, 32, 0.75);
}

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

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  display: block;
  height: 48px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

@media (min-width: 640px) {
  .logo-img {
    height: 56px;
  }
}

/* DEV environment banner */
.env-dev {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
  color: #1a1a1a;
  text-align: center;
  padding: 0.45rem 1rem;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

.env-dev-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1a1a1a;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.nav-badge {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-2);
  border: 1px solid rgba(30, 115, 190, 0.35);
  background: rgba(30, 115, 190, 0.1);
}

.hero-eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.features-sub {
  text-align: center;
  color: var(--muted);
  margin: -1rem 0 2rem;
  font-size: 1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.25);
}

.badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.hero {
  padding: 4.5rem 0 3rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-single {
  grid-template-columns: 1fr;
  max-width: 800px;
  padding: 3.5rem 0 2.5rem;
  text-align: center;
}

.hero-single .lead,
.hero-single .actions {
  margin-left: auto;
  margin-right: auto;
}

.hero-single .actions {
  justify-content: center;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 2.5rem;
  }
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero h1 span {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 52ch;
  margin: 0 0 1.75rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 12px 32px rgba(227, 30, 36, 0.3);
}

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

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.panel h2 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.stat-grid {
  display: grid;
  gap: 0.75rem;
}

.stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  background: var(--surface-2);
  border-radius: 12px;
  border: 1px solid var(--border);
}

.stat-label {
  color: var(--muted);
  font-size: 0.9rem;
}

.stat-value {
  font-weight: 600;
  font-size: 0.9rem;
  text-align: right;
}

.stat-value.ok {
  color: var(--success);
}

.features {
  padding: 2rem 0 4rem;
}

.features h2 {
  text-align: center;
  margin: 0 0 2rem;
  font-size: 1.75rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: rgba(227, 30, 36, 0.45);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
  transform: translateY(-4px);
}

.card::before {
  content: "";
  display: block;
  height: 3px;
  margin: -1.5rem -1.5rem 1rem;
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity 0.2s;
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

footer strong {
  color: var(--text);
}