:root {
  --bg: #09090b;
  --bg-panel: #18181b;
  --border: #27272a;
  --text: #f4f4f5;
  --text-muted: #a1a1aa;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --danger: #ef4444;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
  --sans: 'Inter', -apple-system, sans-serif;
}

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

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

header {
  border-bottom: 1px solid var(--border);
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-panel);
}

.logo { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.5px; }

main {
  flex: 1;
  padding: 40px;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.hidden { display: none !important; }

/* Login View */
#login-view {
  max-width: 400px;
  margin: 100px auto;
  background: var(--bg-panel);
  padding: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

h1 { margin-bottom: 10px; font-size: 1.5rem; font-weight: 600; }
p.subtitle { color: var(--text-muted); margin-bottom: 24px; font-size: 0.9rem; }

.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; font-size: 0.85rem; color: var(--text-muted); }
input[type="text"], input[type="password"] {
  width: 100%;
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  font-family: var(--mono);
}
input:focus { outline: none; border-color: var(--accent); }

button {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}
button:hover { background: var(--accent-hover); }
button:disabled { opacity: 0.7; cursor: not-allowed; }

.error-msg { color: var(--danger); font-size: 0.85rem; margin-top: 10px; display: none; }

/* Dashboard View */
.dash-header { margin-bottom: 40px; }
.dash-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}
.card h2 { font-size: 1.1rem; margin-bottom: 16px; font-weight: 500; }

.stat-value { font-size: 2.5rem; font-weight: 700; margin-bottom: 8px; }
.stat-label { color: var(--text-muted); font-size: 0.9rem; }

.info-row { display: flex; justify-content: space-between; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.info-row:last-child { border: none; margin: 0; padding: 0; }
.info-label { color: var(--text-muted); font-size: 0.9rem; }
.info-value { font-weight: 500; }
.badge { background: #166534; color: #60a5fa; padding: 2px 8px; border-radius: 12px; font-size: 0.8rem; }

.api-key-container { display: flex; gap: 10px; margin-top: 10px; }
.api-key-container input { flex: 1; }
.btn-secondary { background: transparent; border: 1px solid var(--border); width: auto; padding: 0 16px; }
.btn-secondary:hover { background: var(--border); }

.code-block {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.85rem;
  overflow-x: auto;
  color: var(--text-muted);
}
.code-block span.hl { color: var(--accent); }