/* TD&R Web Frontend - Main Stylesheet */
/* Color scheme based on cnascorecard.org */

:root {
  /* Color palette */
  --primary-dark: #131B2A;
  --secondary-dark: #1E2A3A;
  --accent-blue: #2563EB;
  --light-blue: #60A5FA;
  --success-green: #10B981;
  --warning-orange: #F59E0B;
  --error-red: #EF4444;
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --border: #334155;
  
  /* Layout */
  --sidebar-width: 280px;
  --header-height: 64px;
  --border-radius: 8px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--primary-dark);
  height: 100%;
  overflow-x: hidden;
}

/* Activity link styling */
.activity-link {
  color: var(--light-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

.activity-link:hover {
  color: var(--accent-blue);
  text-decoration: none;
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--secondary-dark);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 1.5rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.sidebar-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.sidebar-nav {
  padding: 1rem 0;
}

.nav-item {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background-color: rgba(96, 165, 250, 0.1);
  color: var(--light-blue);
  border-left-color: var(--light-blue);
}

.nav-item.active {
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--accent-blue);
  border-left-color: var(--accent-blue);
}

.nav-item i {
  width: 20px;
  margin-right: 0.75rem;
  text-align: center;
}

/* Main content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.header {
  background-color: var(--secondary-dark);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.content {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

/* Cards */
.card {
  background-color: var(--secondary-dark);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 2rem;
}

.card-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.card-body {
  padding: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  color: white;
  background-color: var(--accent-blue);
  border-color: var(--accent-blue);
}

.btn-primary:hover:not(:disabled) {
  background-color: #1d4ed8;
  border-color: #1d4ed8;
}

.btn-secondary {
  color: var(--text-primary);
  background-color: transparent;
  border-color: var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: rgba(96, 165, 250, 0.1);
  border-color: var(--light-blue);
}

.btn-success {
  color: white;
  background-color: var(--success-green);
  border-color: var(--success-green);
}

.btn-warning {
  color: white;
  background-color: var(--warning-orange);
  border-color: var(--warning-orange);
}

.btn-danger {
  color: white;
  background-color: var(--error-red);
  border-color: var(--error-red);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-lg);
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--primary-dark);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

.table th,
.table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.table th {
  font-weight: 600;
  color: var(--text-primary);
  background-color: rgba(30, 42, 58, 0.5);
}

.table td {
  color: var(--text-secondary);
}

.table tbody tr:hover {
  background-color: rgba(96, 165, 250, 0.05);
}

/* Status indicators */
.status {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: 9999px;
}

.status-success {
  color: var(--success-green);
  background-color: rgba(16, 185, 129, 0.1);
}

.status-warning {
  color: var(--warning-orange);
  background-color: rgba(245, 158, 11, 0.1);
}

.status-error {
  color: var(--error-red);
  background-color: rgba(239, 68, 68, 0.1);
}

.status-info {
  color: var(--light-blue);
  background-color: rgba(96, 165, 250, 0.1);
}

/* Alerts */
.alert {
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
}

.alert-success {
  color: var(--success-green);
  background-color: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
}

.alert-warning {
  color: var(--warning-orange);
  background-color: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.2);
}

.alert-error {
  color: var(--error-red);
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
}

.alert-info {
  color: var(--light-blue);
  background-color: rgba(96, 165, 250, 0.1);
  border-color: rgba(96, 165, 250, 0.2);
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Mobile responsiveness */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.show {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .header {
    padding: 0 1rem;
  }
  
  .content {
    padding: 1rem;
  }
  
  .mobile-menu-btn {
    display: block;
  }
}

@media (min-width: 769px) {
  .mobile-menu-btn {
    display: none;
  }
}

/* Loading spinner */
.spinner {
  border: 2px solid var(--border);
  border-top: 2px solid var(--accent-blue);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

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