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

:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --observe: #388bfd;
  --debug: #d29922;
  --operate: #3fb950;
  --manage: #f78166;
  --inspect: #bc8cff;
  --tag-prod: #3fb950;
  --tag-staging: #d29922;
  --tag-dev: #388bfd;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.header-links {
  display: flex;
  gap: 10px;
}

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  transition: color .15s, border-color .15s;
}

.header-link:hover { color: var(--text); border-color: #6e7681; }

.platform-bar {
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  padding: 10px 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.platform-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 5px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
  transition: background .15s, color .15s;
}

.platform-link:hover { background: var(--border); color: var(--text); }

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

main {
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.section-heading {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(440px, 1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color .15s;
}

.card:hover { border-color: #6e7681; }

.card-header {
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
}

.card-description {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 3px;
  line-height: 1.4;
}

.env-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  white-space: nowrap;
  flex-shrink: 0;
}

.env-production { background: rgba(63,185,80,.15); color: var(--tag-prod); border: 1px solid rgba(63,185,80,.3); }
.env-staging { background: rgba(210,153,34,.15); color: var(--tag-staging); border: 1px solid rgba(210,153,34,.3); }
.env-development,
.env-alpha,
.env-dev { background: rgba(56,139,253,.15); color: var(--tag-dev); border: 1px solid rgba(56,139,253,.3); }

.controllers {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}

.ctrl-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px 6px;
  text-decoration: none;
  color: var(--text-muted);
  border-right: 1px solid var(--border);
  transition: background .15s, color .15s;
  text-align: center;
}

.ctrl-link:last-child { border-right: none; }
.ctrl-link:hover { background: var(--surface-2); }
.ctrl-link:hover.observe { color: var(--observe); }
.ctrl-link:hover.debug { color: var(--debug); }
.ctrl-link:hover.operate { color: var(--operate); }
.ctrl-link:hover.manage { color: var(--manage); }
.ctrl-link:hover.inspect { color: var(--inspect); }

.ctrl-icon {
  font-size: 20px;
  line-height: 1;
}

.ctrl-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2px;
}

.ctrl-link.disabled {
  opacity: .35;
  cursor: not-allowed;
  pointer-events: none;
}

.state-message {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.state-message p {
  margin-top: 8px;
  font-size: 13px;
}