/* ===== CSS VARIABLES - UPDATED COLOR PALETTE ===== */
:root {
  /* Primary Colors - Deep Teal Blue */
  --primary-color: #0e415b;
  --primary-dark: #0a3547;
  --primary-light: #e8f3f7;
  
  /* Secondary Color - Red */
  --secondary-color: #e13732;
  
  /* Text Colors */
  --text-dark: #1a1a1a;
  --text-light: #666666;
  
  /* Background Colors */
  --bg-light: #f8f9fa;
  --white: #ffffff;
  
  /* Border & UI */
  --border-color: #e0e0e0;
  --transition: all 0.3s ease;
  
  /* Legacy color mappings for backwards compatibility */
  --primary-blue: #0e415b;
  --secondary-blue: #0e415b;
  --light-blue: #e8f3f7;
  --dark-blue: #0a3547;
  
  --primary-red: #e13732;
  --secondary-red: #c72f2b;
  --light-red: #fee2e2;
  --dark-red: #991b1b;
  
  --pure-white: #ffffff;
  --off-white: #fafafa;
  --light-gray: #f3f4f6;
  --medium-gray: #666666;
  --dark-gray: #1a1a1a;
  
  /* Accent Colors */
  --success-green: #10b981;
  --warning-yellow: #f59e0b;
  --info-cyan: #06b6d4;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1.125rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-light);
}

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

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 2.5rem;
  gap: var(--spacing-sm);
}

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

/* Primary Button - Teal Blue */
.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Secondary Button - Red */
.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover:not(:disabled) {
  background-color: #c72f2b;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--primary-color);
  color: var(--white);
}

/* Ghost Button */
.btn-ghost {
  background-color: transparent;
  color: var(--text-light);
  border: none;
  box-shadow: none;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--light-gray);
  color: var(--text-dark);
}

/* ===== FORM ELEMENTS ===== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-dark);
  font-size: 0.875rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(14, 65, 91, 0.1);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: var(--text-light);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* Input with icon */
.input-wrapper {
  position: relative;
}

.input-wrapper .form-input {
  padding-left: 2.5rem;
}

.input-icon {
  position: absolute;
  left: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-light);
  pointer-events: none;
}

/* Error states */
.form-input.error, .form-textarea.error, .form-select.error {
  border-color: var(--secondary-color);
}

.form-input.error:focus, .form-textarea.error:focus, .form-select.error:focus {
  box-shadow: 0 0 0 3px rgba(225, 55, 50, 0.1);
}

.error-message {
  background-color: var(--light-red);
  color: var(--dark-red);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--secondary-color);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
}

/* Success states */
.success-message {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success-green);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--success-green);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
}

/* ===== CUSTOM CHECKBOX ===== */
.custom-checkbox {
  position: relative;
  display: inline-block;
  cursor: pointer;
}

.custom-checkbox input[type="checkbox"] {
  opacity: 0;
  position: absolute;
  width: 0;
  height: 0;
}

.checkbox-checkmark {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  background-color: var(--white);
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--transition-fast);
}

.custom-checkbox input[type="checkbox"]:checked + .checkbox-checkmark {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.custom-checkbox input[type="checkbox"]:checked + .checkbox-checkmark::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 0px;
  width: 4px;
  height: 8px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-label {
  margin-left: var(--spacing-sm);
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--text-light);
}

/* ===== CARDS ===== */
.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--light-gray);
  background-color: var(--off-white);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--light-gray);
  background-color: var(--off-white);
}

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

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-muted { color: var(--text-light); }
.text-white { color: var(--white); }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-light { background-color: var(--light-gray); }
.bg-white { background-color: var(--white); }

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

.flex-column { flex-direction: column; }
.flex-row { flex-direction: row; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

.m-0 { margin: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  h4 { font-size: 1.25rem; }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
}