/* Modern Dark Theme CSS for SafePath Admin Dashboard */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* CSS Variables for consistent theming */
:root {
  /* Colors */
  --bg-primary: #0f1419;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --bg-card: #1e293b;
  --bg-overlay: rgba(15, 20, 25, 0.8);
  
  /* Accent Colors */
  --accent-primary: #00d4aa;
  --accent-secondary: #06b6d4;
  --accent-danger: #ef4444;
  --accent-warning: #f59e0b;
  --accent-success: #10b981;
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  /* Spacing (4px-based system) */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(0, 212, 170, 0.3);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Login Container */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  padding: var(--spacing-md);
}

.login-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-3xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 400px;
  width: 100%;
  text-align: center;
}

.login-header {
  margin-bottom: var(--spacing-2xl);
}

.login-header i {
  font-size: 3rem;
  color: var(--accent-primary);
  margin-bottom: var(--spacing-md);
}

.login-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.login-header p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.input-group {
  text-align: left;
}

.input-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.input-group input {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.input-group input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.input-group input::placeholder {
  color: var(--text-muted);
}

.login-button {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  color: var(--bg-primary);
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.login-button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.login-button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.login-status {
  margin-bottom: var(--spacing-lg);
  min-height: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

.login-status.error {
  color: var(--accent-danger);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.back-link:hover {
  color: var(--accent-primary);
}

/* Dashboard Container */
.dashboard-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
}

.sidebar-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sidebar-header i {
  font-size: 1.5rem;
  color: var(--accent-primary);
}

.sidebar-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-lg) 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-xl);
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.nav-item i {
  font-size: 1.125rem;
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.logout-button {
  width: 100%;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  transition: var(--transition-fast);
}

.logout-button:hover {
  background: var(--accent-danger);
  border-color: var(--accent-danger);
  color: white;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 280px;
  padding: var(--spacing-xl);
  background: var(--bg-primary);
}

.content-header {
  margin-bottom: var(--spacing-2xl);
}

.content-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.content-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Section Styles */
.map-section, .alerts-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.section-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.map-controls, .table-controls {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.control-button {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
}

.control-button:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: var(--bg-primary);
}

.search-input {
  background: var(--bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  min-width: 200px;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.search-input::placeholder {
  color: var(--text-muted);
}

/* Map Container */
.map-container {
  width: 100%;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Table Styles */
.table-container {
  overflow-x: auto;
}

.alerts-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.alerts-table th {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 600;
  text-align: left;
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.alerts-table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
}

.alerts-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.action-button {
  background: var(--accent-primary);
  color: var(--bg-primary);
  border: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
}

.action-button:hover {
  background: var(--accent-secondary);
  transform: translateY(-1px);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .sidebar {
    width: 240px;
  }
  
  .main-content {
    margin-left: 240px;
  }
}

@media (max-width: 768px) {
  .dashboard-container {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }
  
  .main-content {
    margin-left: 0;
    padding: var(--spacing-md);
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .map-controls, .table-controls {
    width: 100%;
    justify-content: flex-start;
  }
  
  .search-input {
    min-width: 150px;
  }
  
  .map-container {
    height: 300px;
  }
  
  .alerts-table {
    font-size: 0.75rem;
  }
  
  .alerts-table th,
  .alerts-table td {
    padding: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: var(--spacing-xl);
  }
  
  .main-content {
    padding: var(--spacing-sm);
  }
  
  .map-section, .alerts-section {
    padding: var(--spacing-lg);
  }
  
  .content-header h1 {
    font-size: 1.5rem;
  }
  
  .map-container {
    height: 250px;
  }
  
  .alerts-table {
    font-size: 0.7rem;
  }
  
  .alerts-table th,
  .alerts-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* Loading States */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--accent-primary);
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Utility Classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

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