:root {
  --bg: #0f172a;
  --card: #020617;
  --border: #1e293b;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --primary: #38bdf8;
  --accent: #22c55e;
  --danger: #ef4444;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: radial-gradient(
      1200px 600px at 20% -10%,
      #020617,
      transparent
    ),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

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

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(2, 6, 23, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1200px;
  margin: auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-weight: 700;
  font-size: 20px;
}

.external-apps {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.external-app {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 14px;
  transition: all 0.2s ease;
}

.external-app:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

main {
  max-width: 1200px;
  margin: auto;
  padding: 40px 24px 80px;
  display: grid;
  gap: 48px;
}

section {
  display: grid;
  gap: 20px;
}

h2 {
  margin: 0;
  font-size: 22px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.03),
      transparent
    ),
    var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: all 0.25s ease;
}

.card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
}

.card-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

.envs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.env-btn {
  flex: 1;
  min-width: 90px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.env-btn[data-env="prod"] {
  border-color: rgba(34, 197, 94, 0.4);
}
.env-btn[data-env="rec"] {
  border-color: rgba(56, 189, 248, 0.4);
}

.env-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-1px);
}

footer {
  position: fixed;
  bottom: 16px;
  right: 16px;
  font-size: 12px;
  color: var(--muted);
  opacity: 0.6;
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
}

.status-indicator.checking {
  animation: pulse 1.5s ease-in-out infinite;
}

.status-indicator.up {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.status-indicator.down {
  background: var(--danger);
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}