:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --border: #2a2d3a;
  --accent: #6366f1;
  --accent-hover: #4f52d9;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --green: #22c55e;
  --radius: 12px;
  --font: system-ui, -apple-system, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  padding: 2rem 1rem;
}

.container {
  max-width: 600px;
  margin: 0 auto;
}

/* Header */
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  gap: 1rem;
}

header h1 { font-size: 1.6rem; font-weight: 700; }
header .tagline { color: var(--muted); font-size: 0.85rem; margin-top: 0.2rem; }

/* States */
.state-msg {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.error-text { color: #fca5a5; font-size: 0.95rem; }

.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Dashboard */
.dashboard {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.card h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.label {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.mt { margin-top: 0.75rem; }

.value {
  font-size: 0.95rem;
  font-weight: 500;
  word-break: break-all;
}

.mono { font-family: 'Courier New', monospace; font-size: 0.85rem; }

.key-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}

.hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.4rem;
}

.actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  border: none;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
  text-decoration: none;
  display: inline-block;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-danger:hover:not(:disabled) { background: var(--danger); color: #fff; }
.btn-logout { background: transparent; color: var(--muted); border: 1px solid var(--border); font-size: 0.8rem; padding: 0.4rem 0.8rem; }
.btn-logout:hover { color: var(--text); border-color: var(--muted); }
.btn-copy { background: var(--border); color: var(--text); font-size: 0.78rem; padding: 0.35rem 0.7rem; white-space: nowrap; }
.btn-copy:hover { background: #3a3d4a; }

/* Status badges */
.status-active { color: var(--green); }
.status-inactive { color: var(--muted); }

.hidden { display: none !important; }