:root {
  --bg-color: #0f172a;
  --card-bg: #1e293b;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --error: #ef4444;
  --success: #22c55e;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
}

.container {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
}

.card {
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: 1rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  animation: fadeIn 0.5s ease-out;
}

h1, h2 {
  text-align: center;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #60a5fa, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

input {
  width: 100%;
  padding: 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid #334155;
  background: #0f172a;
  color: white;
  font-size: 1rem;
  box-sizing: border-box; /* Fix padding issue */
  transition: border-color 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

button {
  width: 100%;
  padding: 0.75rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-sizing: border-box;
}

button:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.switch-link {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.switch-link a {
  color: var(--primary);
  text-decoration: none;
}

.switch-link a:hover {
  text-decoration: underline;
}

.error-msg {
  color: var(--error);
  text-align: center;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  display: none;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Dashboard specific */
.dashboard-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.logout-btn {
  background: transparent;
  border: 1px solid #334155;
  width: auto;
  padding: 0.5rem 1rem;
}

.logout-btn:hover {
  background: #334155;
}