:root {
  --bg: #0d0d0d;
  --surface: #1a1a1a;
  --surface-hover: #242424;
  --border: #2e2e2e;
  --text: #ffffff;
  --text-secondary: #8a8a8a;
  --radius: 12px;
  --font: "Inter", "Segoe UI", system-ui, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.brand img { width: 24px; height: 24px; }

.nav-account {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.nav-account img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #121212;
}

.page {
  padding: 48px 24px 64px;
}

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

.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.plan-card:hover {
  border-color: #3a3a3a;
  transform: translateY(-2px);
}

.plan-card.featured { border-color: #4a4a4a; }

.plan-card h3 { font-size: 20px; margin-bottom: 4px; }
.plan-card .price { font-size: 32px; font-weight: 600; margin: 16px 0; }
.plan-card .price span { font-size: 14px; color: var(--text-secondary); font-weight: 400; }
.plan-card ul { list-style: none; margin: 20px 0; }
.plan-card li {
  color: var(--text-secondary);
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 1px solid #1e1e1e;
}
.plan-card li:last-child { border-bottom: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 44px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn:hover { background: var(--surface-hover); border-color: #3a3a3a; }
.btn-primary { background: #fff; color: #0d0d0d; border-color: #fff; }
.btn-primary:hover { background: #e8e8e8; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

@media (max-width: 640px) {
  .page { padding-top: 32px; }
}