@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');
@import url('https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css');

:root {
  --primary-color: #6B46C1;
  --primary-dark: #553C9A;
  --primary-light: #9F7AEA;
  --secondary-color: #F59E0B;
  --secondary-dark: #D97706;
  --secondary-light: #FBD38D;
  --accent-color: #EC4899;
  --accent-light: #F9A8D4;
  --success-color: #10B981;
  --warning-color: #F59E0B;
  --danger-color: #EF4444;
  --dark-color: #1F2937;
  --light-color: #F9FAFB;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-light: #9CA3AF;
  --border-color: #E5E7EB;
  --shadow-sm: 0 1px 2px 0 rgba(107, 70, 193, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(107, 70, 193, 0.1), 0 2px 4px -1px rgba(107, 70, 193, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(107, 70, 193, 0.1), 0 4px 6px -2px rgba(107, 70, 193, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(107, 70, 193, 0.1), 0 10px 10px -5px rgba(107, 70, 193, 0.04);
  --gradient-primary: linear-gradient(135deg, #6B46C1 0%, #9F7AEA 100%);
  --gradient-secondary: linear-gradient(135deg, #F59E0B 0%, #FBD38D 100%);
  --gradient-accent: linear-gradient(135deg, #EC4899 0%, #F9A8D4 100%);
  --gradient-hero: linear-gradient(135deg, #6B46C1 0%, #EC4899 50%, #F59E0B 100%);
  --transition-fast: all 0.2s ease-in-out;
  --transition-base: all 0.3s ease-in-out;
  --transition-slow: all 0.5s ease-in-out;
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-radius-2xl: 1.5rem;
  --border-radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
}

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

::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--light-color);
  border-left: 1px solid var(--border-color);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: var(--border-radius-full);
  border: 2px solid var(--light-color);
  transition: var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

::selection {
  background-color: var(--primary-light);
  color: white;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

header.scrolled {
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.98);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  transition: var(--transition-base);
  letter-spacing: -0.5px;
}

.logo:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

nav ul li a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  transition: var(--transition-base);
  padding: 0.5rem 0;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
  border-radius: var(--border-radius-full);
}

nav ul li a:hover {
  color: var(--primary-color);
}

nav ul li a:hover::after {
  width: 100%;
}

nav ul li a.active {
  color: var(--primary-color);
}

nav ul li a.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--primary-color);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.mobile-menu-toggle:hover {
  background-color: var(--primary-light);
  color: white;
  transform: scale(1.1);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background: white;
  box-shadow: var(--shadow-xl);
  padding: 2rem;
  transform: translateX(100%);
  transition: var(--transition-base);
  z-index: 2000;
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--primary-color);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.mobile-menu-close:hover {
  background-color: var(--danger-color);
  color: white;
  transform: rotate(90deg);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  list-style: none;
  gap: 0;
}

.mobile-menu ul li {
  border-bottom: 1px solid var(--border-color);
}

.mobile-menu ul li a {
  display: block;
  padding: 1rem 0;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition-base);
  position: relative;
  padding-left: 1.5rem;
}

.mobile-menu ul li a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
  border-radius: var(--border-radius-full);
}

.mobile-menu ul li a:hover {
  color: var(--primary-color);
  padding-left: 2rem;
}

.mobile-menu ul li a:hover::before {
  width: 1rem;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 1500;
}

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

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  box-shadow: var(--shadow-xl);
  padding: 1.5rem 2rem;
  z-index: 2000;
  transform: translateY(100%);
  transition: var(--transition-base);
  border-top: 4px solid var(--primary-color);
}

.cookie-banner.active {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 250px;
}

.cookie-text p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.cookie-text a {
  color: var(--primary-color);
  text-decoration: underline;
  font-weight: 600;
  transition: var(--transition-base);
}

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

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: var(--transition-base);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
  z-index: -1;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: var(--gradient-accent);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn i {
  font-size: 1.2em;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  color: var(--text-primary);
  background-color: white;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-base);
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(107, 70, 193, 0.1);
  transform: translateY(-1px);
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--primary-light);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

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

.form-error {
  color: var(--danger-color);
  font-size: 0.875rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.form-success {
  color: var(--success-color);
  font-size: 0.875rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.form-checkbox,
.form-radio {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  margin-bottom: 0.75rem;
}

.form-checkbox input,
.form-radio input {
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.form-checkbox label,
.form-radio label {
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.card {
  background: white;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  padding: 2rem;
  transition: var(--transition-base);
  border: 1px solid transparent;
}

.card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
  border-color: var(--primary-light);
}

.card-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.card-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

.card-body {
  margin-bottom: 1.5rem;
}

.card-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 2px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--border-radius-xl);
  font-size: 1.75rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-md);
}

.accordion {
  background: white;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: 1rem;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-base);
  background: white;
  position: relative;
  overflow: hidden;
}

.accordion-header::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-primary);
  transform: scaleY(0);
  transition: var(--transition-base);
}

.accordion-header:hover {
  background-color: var(--light-color);
}

.accordion-header:hover::before {
  transform: scaleY(1);
}

.accordion-header.active {
  background-color: var(--light-color);
}

.accordion-header.active::before {
  transform: scaleY(1);
}

.accordion-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.accordion-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: var(--transition-base);
}

.accordion-header.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-in-out;
}

.accordion-content.active {
  max-height: 1000px;
}

.accordion-body {
  padding: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.8;
  background-color: var(--light-color);
}

.grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 2rem auto;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.375rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--border-radius-full);
  line-height: 1;
}

.badge-primary {
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.badge-secondary {
  background-color: var(--secondary-light);
  color: var(--secondary-dark);
}

.badge-success {
  background-color: #D1FAE5;
  color: #065F46;
}

.badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

.badge-danger {
  background-color: #FEE2E2;
  color: #991B1B;
}

.hero-section {
  position: relative;
  padding: 6rem 2rem;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: float 20s infinite ease-in-out;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-30px) rotate(10deg);
  }
}

.section {
  padding: 5rem 2rem;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-full);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 1.5rem auto 0;
}

.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-lg);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-left: 4px solid;
}

.alert-info {
  background-color: #DBEAFE;
  border-color: #3B82F6;
  color: #1E40AF;
}

.alert-success {
  background-color: #D1FAE5;
  border-color: var(--success-color);
  color: #065F46;
}

.alert-warning {
  background-color: #FEF3C7;
  border-color: var(--warning-color);
  color: #92400E;
}

.alert-danger {
  background-color: #FEE2E2;
  border-color: var(--danger-color);
  color: #991B1B;
}

.alert i {
  font-size: 1.5rem;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

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

.modal {
  background: white;
  border-radius: var(--border-radius-2xl);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: var(--transition-base);
}

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

.modal-header {
  padding: 2rem;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.modal-close:hover {
  background-color: var(--danger-color);
  color: white;
  transform: rotate(90deg);
}

.modal-body {
  padding: 2rem;
}

.modal-footer {
  padding: 2rem;
  border-top: 2px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.testimonial {
  background: white;
  border-radius: var(--border-radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  position: relative;
  border: 2px solid transparent;
}

.testimonial:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
  border-color: var(--accent-color);
}

.testimonial::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 4rem;
  color: var(--primary-light);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-content {
  position: relative;
  z-index: 1;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.8;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
  box-shadow: var(--shadow-md);
}

.testimonial-info h4 {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.testimonial-info p {
  color: var(--text-light);
  font-size: 0.875rem;
}

.rating {
  display: flex;
  gap: 0.25rem;
  color: var(--secondary-color);
  margin-top: 0.5rem;
}

.feature-box {
  text-align: center;
  padding: 2rem;
  transition: var(--transition-base);
}

.feature-box:hover {
  transform: translateY(-10px);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--border-radius-2xl);
  font-size: 2rem;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-base);
}

.feature-box:hover .feature-icon {
  transform: rotateY(360deg);
  box-shadow: var(--shadow-xl);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.8;
}

.stats-box {
  text-align: center;
  padding: 2rem;
  background: white;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 2px solid transparent;
}

.stats-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--secondary-color);
}

.stats-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stats-label {
  color: var(--text-secondary);
  font-size: 1.125rem;
  font-weight: 600;
}

.price-card {
  background: white;
  border-radius: var(--border-radius-2xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.price-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.price-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.price-card:hover::before {
  transform: scaleX(1);
}

.price-card.featured {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, #ffffff 0%, #f8f5ff 100%);
}

.price-card.featured::before {
  transform: scaleX(1);
}

.price-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--border-color);
}

.price-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
}

.price-amount span {
  font-size: 1.5rem;
  color: var(--text-secondary);
}

.price-period {
  color: var(--text-light);
  font-size: 1rem;
  margin-top: 0.5rem;
}

.price-features {
  list-style: none;
  margin-bottom: 2rem;
}

.price-features li {
  padding: 0.75rem 0;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.price-features li i {
  color: var(--success-color);
  font-size: 1.25rem;
}

.price-features li.disabled {
  opacity: 0.4;
}

.price-features li.disabled i {
  color: var(--text-light);
}

.course-card {
  background: white;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 2px solid transparent;
}

.course-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
  border-color: var(--accent-color);
}

.course-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--gradient-primary);
}

.course-content {
  padding: 1.5rem;
}

.course-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--secondary-light);
  color: var(--secondary-dark);
  border-radius: var(--border-radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.course-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.course-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 2px solid var(--border-color);
}

.course-instructor {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.course-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--secondary-color);
  font-weight: 600;
}

.tabs {
  background: white;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.tab-buttons {
  display: flex;
  border-bottom: 2px solid var(--border-color);
  overflow-x: auto;
}

.tab-button {
  flex: 1;
  min-width: 150px;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
  font-size: 1rem;
}

.tab-button::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.tab-button:hover {
  color: var(--primary-color);
  background-color: var(--light-color);
}

.tab-button.active {
  color: var(--primary-color);
  background-color: var(--light-color);
}

.tab-button.active::after {
  transform: scaleX(1);
}

.tab-content {
  padding: 2rem;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.4s ease-in-out;
}

.tab-pane.active {
  display: block;
}

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

.progress-bar {
  width: 100%;
  height: 12px;
  background-color: var(--border-color);
  border-radius: var(--border-radius-full);
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-full);
  transition: width 0.8s ease-out;
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

footer {
  background: var(--dark-color);
  color: white;
  padding: 4rem 2rem 2rem;
  margin-top: 5rem;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a:hover {
  color: white;
  padding-left: 0.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-icon {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  font-size: 1.25rem;
  transition: var(--transition-base);
}

.social-icon:hover {
  background: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 1rem 0;
  font-size: 0.95rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb-item a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-base);
}

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

.breadcrumb-item.active {
  color: var(--text-secondary);
}

.breadcrumb-separator {
  color: var(--text-light);
}

.pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  align-items: center;
  margin: 3rem 0;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-base);
}

.pagination a:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.pagination .active {
  background: var(--gradient-primary);
  border-color: var(--primary-color);
  color: white;
}

.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  flex: 1;
  background: white;
  padding: 2rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  margin: 0 3rem;
  transition: var(--transition-base);
}

.timeline-content:hover {
  box-shadow: var(--shadow-xl);
  transform: scale(1.02);
}

.timeline-marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: var(--primary-color);
  border: 4px solid white;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
}

@media (max-width: 1024px) {
  .header-container {
    padding: 1rem 1.5rem;
  }

  nav ul {
    gap: 1.5rem;
  }

  .section {
    padding: 4rem 1.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .grid {
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 1rem;
  }

  .desktop-nav {
    display: none;
  }

  .section {
    padding: 3rem 1rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }

  .hero-section {
    padding: 4rem 1rem;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .cookie-buttons {
    width: 100%;
    justify-content: center;
  }

  .grid,
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    flex-direction: column;
    padding-left: 3rem;
  }

  .timeline-item:nth-child(even) {
    flex-direction: column;
  }

  .timeline-marker {
    left: 20px;
  }

  .timeline-content {
    margin: 0;
  }

  .tab-buttons {
    flex-wrap: nowrap;
  }

  .tab-button {
    font-size: 0.875rem;
    padding: 1rem;
  }

  .card,
  .accordion,
  .testimonial,
  .price-card {
    padding: 1.5rem;
  }

  .stats-number {
    font-size: 2.5rem;
  }

  .modal {
    width: 95%;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 1.5rem;
  }

  .btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.5rem;
  }

  .stats-number {
    font-size: 2rem;
  }

  .price-amount {
    font-size: 2.5rem;
  }

  .course-title {
    font-size: 1.125rem;
  }

  .feature-title {
    font-size: 1.125rem;
  }

  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
  }

  .pagination a,
  .pagination span {
    width: 40px;
    height: 40px;
  }
}