:root {
  --bg: #0b0f1a;
  --bg-soft: #121826;
  --card: #111827;
  --border: #1f2937;
  --text: #f9fafb;
  --muted: #9ca3af;
  --accent: #60a5fa;
  --accent-strong: #3b82f6;
  --success: #34d399;
  --warning: #fbbf24;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  background: radial-gradient(1200px 800px at 10% 0%, #101a35 0%, var(--bg) 60%);
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration: none;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(9, 12, 20, 0.9);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(12px);
}

header strong {
  font-size: 18px;
  letter-spacing: 0.4px;
}

nav a {
  margin-right: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(15, 23, 42, 0.35);
  color: var(--text);
  transition: all 0.2s ease;
}

nav a:hover {
  border-color: rgba(148, 163, 184, 0.45);
  background: rgba(30, 41, 59, 0.55);
  transform: translateY(-1px);
}

nav a.primary {
  background: rgba(59, 130, 246, 0.18);
  border-color: rgba(59, 130, 246, 0.35);
  color: var(--text);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.35);
}

main {
  padding: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  padding: 28px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(17, 24, 39, 0.4));
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.hero h1 {
  margin: 0 0 8px;
  font-size: 32px;
}

.hero p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.section-title {
  font-size: 20px;
  margin: 0 0 12px;
}

.section-note {
  color: var(--muted);
  margin: 0 0 16px;
}

.stat {
  font-size: 28px;
  font-weight: 700;
  margin: 8px 0 0;
}

.step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent);
  font-weight: 600;
  font-size: 12px;
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.list li {
  margin-bottom: 6px;
}

.row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.card {
  border: 1px solid var(--border);
  padding: 18px;
  border-radius: 16px;
  background: var(--card);
  flex: 1;
  min-width: 240px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.card.compact {
  min-width: 220px;
}

.card.highlight {
  border-color: rgba(96, 165, 250, 0.4);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.9), rgba(17, 24, 39, 0.7));
}

.card h2 {
  margin: 8px 0 0;
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(96, 165, 250, 0.2);
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent);
}

label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

input,
select {
  padding: 8px 10px;
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
}

button {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(59, 130, 246, 0.4);
  background: linear-gradient(135deg, var(--accent-strong), #2563eb);
  color: white;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

form.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(52, 211, 153, 0.2);
  color: var(--success);
}

.price {
  font-size: 18px;
  font-weight: 600;
  margin-top: 8px;
}

/* Мобильная версия */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px;
    gap: 12px;
  }

  header strong {
    font-size: 16px;
  }

  nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
  }

  nav a {
    margin-right: 0;
    font-size: 13px;
    padding: 6px 10px;
    flex: 1;
    min-width: calc(50% - 4px);
    text-align: center;
  }

  main {
    padding: 16px;
  }

  .hero {
    padding: 20px;
  }

  .hero h1 {
    font-size: 24px;
  }

  .hero p {
    font-size: 14px;
  }

  .section-title {
    font-size: 18px;
  }

  .stat {
    font-size: 24px;
  }

  .card {
    min-width: 100%;
  }

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

  form.filters {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .row {
    flex-direction: column;
  }

  .price {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  header {
    padding: 12px;
  }

  header strong {
    font-size: 14px;
  }

  nav a {
    font-size: 12px;
    padding: 5px 8px;
    min-width: 100%;
  }

  main {
    padding: 12px;
  }

  .hero {
    padding: 16px;
  }

  .hero h1 {
    font-size: 20px;
  }

  .card {
    padding: 14px;
  }

  form.filters {
    padding: 10px;
    gap: 10px;
  }
}