/* Main Styles for FitCoach Portal */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --primary: #4f46e5;
  --primary-light: #818cf8;
  --primary-dark: #3730a3;
  --secondary: #10b981;
  --secondary-light: #34d399;
  --secondary-dark: #059669;
  --accent: #f97316;
  --accent-light: #fb923c;
  --accent-dark: #ea580c;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --red: #ef4444;
  --green: #10b981;
  --yellow: #f59e0b;
  --blue: #3b82f6;
  
  /* UI Elements */
  --card-bg: white;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --body-bg: #f7f9fc;
  
  /* Typography */
  --font-family: 'Outfit', sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms;
  --transition-normal: 250ms;
  --transition-slow: 350ms;
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--body-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--gray-900);
  margin-bottom: var(--spacing-4);
}

h1 {
  font-size: var(--text-3xl);
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-xl);
}

p {
  margin-bottom: var(--spacing-4);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

img {
  max-width: 100%;
  height: auto;
}

input, select, textarea, button {
  font-family: inherit;
}

.hidden {
  display: none !important;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.loader {
  width: 48px;
  height: 48px;
  border: 5px solid var(--gray-200);
  border-bottom-color: var(--primary);
  border-radius: 50%;
  animation: rotate 1s linear infinite;
}

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

/* Login Page */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: var(--spacing-6);
  background: linear-gradient(135deg, var(--primary-light), var(--primary), var(--primary-dark));
}

.login-card {
  width: 100%;
  max-width: 400px;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-8);
  animation: fadeIn 0.5s ease;
}

.login-header {
  text-align: center;
  margin-bottom: var(--spacing-8);
}

.login-header h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-2);
}

.login-header p {
  color: var(--gray-500);
  font-size: var(--text-lg);
}

.login-form h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--spacing-6);
  text-align: center;
}

.input-group {
  margin-bottom: var(--spacing-6);
}

.input-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: var(--spacing-2);
}

.input-group input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.login-message {
  margin-top: var(--spacing-4);
  font-size: var(--text-sm);
  text-align: center;
  color: var(--red);
  min-height: 20px;
}

.login-footer {
  margin-top: var(--spacing-8);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.primary-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.primary-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
}

.primary-btn:active {
  transform: translateY(0);
}

.primary-btn i {
  margin-right: var(--spacing-2);
}

.secondary-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-4);
  background-color: white;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.secondary-btn:hover {
  background-color: var(--primary-light);
  color: white;
}

.secondary-btn i {
  margin-right: var(--spacing-2);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: transparent;
  color: var(--gray-600);
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.icon-btn:hover {
  background-color: var(--gray-100);
  color: var(--primary);
}

/* Form Styles */
.form-group {
  margin-bottom: var(--spacing-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: var(--spacing-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-group small {
  display: block;
  font-size: var(--text-xs);
  color: var(--gray-500);
  margin-top: var(--spacing-1);
}

.form-row {
  display: flex;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-5);
}

.form-group.half {
  flex: 1;
  margin-bottom: 0;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-4);
  margin-top: var(--spacing-6);
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  visibility: hidden;
  opacity: 0;
  transition: visibility var(--transition-normal), opacity var(--transition-normal);
}

.modal.active {
  visibility: visible;
  opacity: 1;
}

.modal-content {
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-content.large-modal {
  max-width: 800px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
  margin-bottom: 0;
  font-size: var(--text-xl);
}

.close-modal {
  background: transparent;
  border: none;
  font-size: var(--text-2xl);
  color: var(--gray-400);
  cursor: pointer;
  transition: color var(--transition-fast);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
}

.close-modal:hover {
  color: var(--gray-800);
  background-color: var(--gray-100);
}

.modal-body {
  padding: var(--spacing-6);
  overflow-y: auto;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@media (max-width: 768px) {
  .form-row {
    flex-direction: column;
    gap: var(--spacing-5);
  }
  
  .modal-content {
    width: 95%;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .form-actions button {
    width: 100%;
  }
}