:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1a2332;
  --bg-card: #151d2d;

  --gradient-primary: linear-gradient(135deg, #ef4444 0%, #ec4899 50%, #8b5cf6 75%, #3b82f6 100%);

  --text-primary: #ffffff;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --accent-red: #ef4444;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-yellow: #f59e0b;

  --status-on-air: #ef4444;
  --status-ready: #10b981;
  --status-offline: #6b7280;

  --border-color: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* ================================
   LOGIN PAGE - Kairos Style
   ================================ */

.login-body {
  margin: 0 !important;
  padding: 0 !important;
  height: 100vh !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  background-color: var(--bg-primary) !important;
  font-family: inherit !important;
  color: var(--text-primary) !important;
}

.login-container {
  width: 100% !important;
  max-width: 420px !important;
  padding: var(--spacing-md) !important;
}

.login-box {
  background-color: var(--bg-secondary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-2xl) !important;
  box-shadow: var(--shadow-xl) !important;
  padding: var(--spacing-2xl) !important;
  backdrop-filter: blur(8px) !important;
  animation: fadeIn 0.8s ease-out !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-brand {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: var(--spacing-md) !important;
  margin-bottom: var(--spacing-xl) !important;
}

.login-logo {
  width: 80px !important;
  height: 80px !important;
  border-radius: var(--radius-xl) !important;
  box-shadow: var(--shadow-lg) !important;
}

.login-title {
  font-size: 1.8rem !important;
  font-weight: bold !important;
  background: var(--gradient-primary) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  letter-spacing: 0.05em !important;
  text-align: center !important;
}

.login-subtitle {
  font-size: 0.875rem !important;
  color: var(--text-secondary) !important;
  text-align: center !important;
}

.login-form {
  display: flex !important;
  flex-direction: column !important;
  gap: var(--spacing-lg) !important;
}

.form-group {
  display: flex !important;
  flex-direction: column !important;
  gap: var(--spacing-sm) !important;
}

.form-group label {
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  color: var(--text-secondary) !important;
}

.login-box input[type="text"],
.login-box input[type="password"] {
  width: 100% !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  background-color: var(--bg-card) !important;
  color: var(--text-primary) !important;
  font-size: 1rem !important;
  transition: all var(--transition-base) !important;
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
  outline: none !important;
  border-color: var(--accent-blue) !important;
  background-color: var(--bg-tertiary) !important;
  box-shadow: 0 0 12px var(--accent-blue) !important;
}

.login-box .btn-login {
  padding: var(--spacing-md) !important;
  border: none !important;
  border-radius: var(--radius-lg) !important;
  background: var(--gradient-primary) !important;
  color: #fff !important;
  font-size: 1rem !important;
  font-weight: bold !important;
  cursor: pointer !important;
  transition: transform var(--transition-fast), box-shadow var(--transition-base) !important;
}

.login-box .btn-login:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 0 15px var(--accent-red) !important,
              0 0 25px var(--accent-blue) !important;
}

.login-footer {
  margin-top: var(--spacing-xl) !important;
  font-size: 0.75rem !important;
  color: var(--text-muted) !important;
  text-align: center !important;
}

.login-error {
  background: rgba(239, 68, 68, 0.2) !important;
  border: 1px solid var(--accent-red) !important;
  color: #ffb3c6 !important;
  padding: var(--spacing-sm) !important;
  border-radius: var(--radius-md) !important;
  text-align: center !important;
  animation: shake 0.4s ease !important;
}

@keyframes shake {
  0% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  50% { transform: translateX(5px); }
  75% { transform: translateX(-5px); }
  100% { transform: translateX(0); }
}