/* ECLEE Registration - Main Styles */
:root {
  --primary: #1a3a6e;
  --primary-dark: #0f2548;
  --accent: #c4451c;
  --accent-light: #e8a02a;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --success: #10b981;
  --error: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 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);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

.hidden {
  display: none !important;
}

/* Loading Overlay - Eleven Labs Style */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loading-overlay.active {
  opacity: 1;
  visibility: visible;
}

.loading-container {
  text-align: center;
}

.loading-spinner {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
}

.spinner-ring {
  position: absolute;
  inset: 0;
  border: 3px solid transparent;
  border-radius: 50%;
  animation: spin 1.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

.spinner-ring:nth-child(1) {
  border-top-color: var(--primary);
  animation-delay: 0s;
}

.spinner-ring:nth-child(2) {
  inset: 8px;
  border-right-color: var(--accent);
  animation-delay: 0.15s;
  animation-direction: reverse;
}

.spinner-ring:nth-child(3) {
  inset: 16px;
  border-bottom-color: var(--accent-light);
  animation-delay: 0.3s;
}

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

.loading-text {
  font-size: 16px;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 16px;
}

.loading-progress {
  width: 200px;
  height: 4px;
  background: var(--gray-200);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
  0% {
    width: 0;
    transform: translateX(0);
  }
  50% {
    width: 70%;
  }
  100% {
    width: 100%;
    transform: translateX(0);
  }
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-content {
  background: var(--white);
  padding: 48px;
  border-radius: var(--radius-lg);
  text-align: center;
  max-width: 400px;
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

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

.success-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-icon svg {
  width: 32px;
  height: 32px;
  color: white;
}

.modal-content h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.modal-content p {
  color: var(--gray-600);
  margin-bottom: 24px;
}

/* Header */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.logo {
  height: 60px;
  width: auto;
}

.header-info {
  text-align: right;
  font-size: 13px;
  color: var(--gray-600);
}

.header-info p {
  margin: 2px 0;
}

/* Main Content */
.main-content {
  padding: 40px 0;
}

.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.form-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 40px;
  text-align: center;
}

.form-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.form-header p {
  opacity: 0.9;
  font-size: 16px;
}

/* Form Sections */
.registration-form {
  padding: 40px;
}

.form-section {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--gray-200);
}

.form-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 20px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 24px;
}

.section-number {
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
}

/* Form Elements */
.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-row.three-cols {
  grid-template-columns: repeat(3, 1fr);
}

.form-row.four-cols {
  grid-template-columns: repeat(4, 1fr);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
}

.required {
  color: var(--error);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 110, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.help-text {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 4px;
}

/* Radio & Checkbox */
.radio-group {
  display: flex;
  gap: 24px;
}

.radio-group.inline {
  gap: 16px;
}

.radio-label,
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  color: var(--gray-700);
}

.radio-label input,
.checkbox-label input {
  display: none;
}

.radio-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-300);
  border-radius: 50%;
  position: relative;
  transition: border-color 0.2s ease;
}

.radio-label input:checked + .radio-custom {
  border-color: var(--primary);
}

.radio-label input:checked + .radio-custom::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--primary);
  border-radius: 50%;
}

.checkbox-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-300);
  border-radius: 4px;
  position: relative;
  transition: all 0.2s ease;
}

.checkbox-label input:checked + .checkbox-custom {
  background: var(--primary);
  border-color: var(--primary);
}

.checkbox-label input:checked + .checkbox-custom::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Courses Grid */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.course-checkbox {
  padding: 12px 16px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  transition: all 0.2s ease;
}

.course-checkbox:hover {
  border-color: var(--primary);
  background: var(--white);
}

.checkbox-label input:checked ~ .course-checkbox,
.course-checkbox:has(input:checked) {
  background: rgba(26, 58, 110, 0.05);
  border-color: var(--primary);
}

/* Questions Grid */
.questions-grid {
    display: flex;
    flex-direction: column;
    gap: 16\