:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #26354d;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--accent-hover);
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.brand-logo {
  height: 2.25rem;
  width: auto;
  border-radius: 0.375rem;
  object-fit: contain;
}

.hero-logo {
  max-height: 7rem;
  width: auto;
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.35);
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.nav-link {
  color: var(--muted);
  font-weight: 500;
}

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

/* Main */
.site-main {
  flex: 1;
}

/* Hero */
.hero {
  padding: 5.5rem 0 4rem;
  text-align: center;
}

.hero-content {
  max-width: 720px;
}

.badge-group {
  display: flex;
  gap: 0.65rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
}

.badge-construction {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.hero h1 {
  font-size: 2.75rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.subtitle {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.hero-body {
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #0f172a;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #0f172a;
}

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

.btn-secondary:hover {
  background: var(--surface-hover);
  color: var(--text);
}

/* Features */
.features {
  padding: 1rem 1.5rem 5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  padding: 1.75rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

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

/* Single Page */
.page {
  padding: 4rem 1.5rem;
  max-width: 760px;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

.page-content p {
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.not-found {
  text-align: center;
}

.not-found h1 {
  margin-bottom: 1rem;
}

.not-found p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

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