@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: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #ec4899;
  --secondary-dark: #db2777;
  --secondary-light: #f472b6;
  --accent-color: #14b8a6;
  --accent-dark: #0d9488;
  --accent-light: #2dd4bf;
  --dark-bg: #0f172a;
  --dark-surface: #1e293b;
  --dark-border: #334155;
  --light-bg: #f8fafc;
  --light-surface: #ffffff;
  --light-border: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-light: #64748b;
  --text-dark-primary: #f1f5f9;
  --text-dark-secondary: #cbd5e1;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
  --gradient-secondary: linear-gradient(135deg, #14b8a6 0%, #6366f1 100%);
  --gradient-accent: linear-gradient(135deg, #ec4899 0%, #f59e0b 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.4);
  --shadow-glow-secondary: 0 0 20px rgba(236, 72, 153, 0.4);
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

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

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

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

.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: all var(--transition-base);
}

.logo:hover {
  transform: scale(1.05);
  filter: brightness(1.2);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--primary-color);
}

.nav-links a:hover::after {
  width: 100%;
}

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

.nav-links a.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background-color: var(--light-border);
  color: var(--primary-color);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background: var(--light-surface);
  box-shadow: var(--shadow-xl);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: 2000;
  overflow-y: auto;
}

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

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--light-border);
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.mobile-menu-close:hover {
  background-color: var(--light-border);
  color: var(--error-color);
}

.mobile-nav-links {
  list-style: none;
  padding: 1rem;
}

.mobile-nav-links li {
  margin-bottom: 0.5rem;
}

.mobile-nav-links a {
  display: block;
  padding: 0.875rem 1rem;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  background: var(--gradient-primary);
  color: white;
  transform: translateX(5px);
}

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

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

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

.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;
}

.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), var(--shadow-glow);
}

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

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(20, 184, 166, 0.4);
}

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

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

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

.btn-ghost:hover {
  background: rgba(99, 102, 241, 0.1);
}

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

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

.hero-section {
  position: relative;
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

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

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius-lg);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-glow);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  line-height: 1.7;
}

.grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

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

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

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--light-border);
  border-radius: var(--border-radius-md);
  font-size: 1rem;
  transition: all var(--transition-base);
  background: var(--light-surface);
  color: var(--text-primary);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-checkbox,
.form-radio {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.5rem;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.form-checkbox-label,
.form-radio-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.accordion {
  background: var(--light-surface);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

.accordion-header {
  width: 100%;
  padding: 1.5rem;
  background: none;
  border: none;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-base);
}

.accordion-header:hover {
  background: rgba(99, 102, 241, 0.05);
  color: var(--primary-color);
}

.accordion-icon {
  transition: transform var(--transition-base);
  font-size: 1.25rem;
}

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

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

.accordion-body {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.cookie-banner {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--light-surface);
  padding: 1.5rem 2rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: calc(100% - 2rem);
  z-index: 9999;
  border: 2px solid var(--light-border);
  animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateX(-50%) translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
}

.cookie-banner-content {
  margin-bottom: 1rem;
}

.cookie-banner-title {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.cookie-banner-text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

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

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--light-border);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-primary {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
}

.badge-secondary {
  background: rgba(236, 72, 153, 0.1);
  color: var(--secondary-color);
}

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

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

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

.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-lg);
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.alert-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning-color);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error-color);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-info {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

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

::-webkit-scrollbar-track {
  background: var(--light-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 6px;
  border: 2px solid var(--light-bg);
}

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

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-bg-primary {
  background: var(--gradient-primary);
}

.gradient-bg-secondary {
  background: var(--gradient-secondary);
}

.gradient-bg-accent {
  background: var(--gradient-accent);
}

.floating-animation {
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-in;
}

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

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.scale-in {
  animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.pulse-animation {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.feature-icon-wrapper {
  position: relative;
  display: inline-flex;
  padding: 1rem;
  border-radius: var(--border-radius-xl);
  background: var(--gradient-primary);
  margin-bottom: 1.5rem;
}

.feature-icon-wrapper::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--border-radius-xl);
  background: var(--gradient-primary);
  opacity: 0.3;
  filter: blur(10px);
  z-index: -1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
}

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

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

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

.testimonial-content::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -10px;
  font-size: 3rem;
  color: var(--primary-light);
  opacity: 0.3;
  font-family: Georgia, serif;
}

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

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
}

.testimonial-info {
  flex: 1;
}

.testimonial-name {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.125rem;
}

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

.pricing-card {
  background: var(--light-surface);
  border-radius: var(--border-radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--light-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

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

.pricing-card.featured {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.pricing-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--gradient-primary);
  color: white;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

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

.pricing-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.pricing-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.pricing-amount {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.pricing-period {
  color: var(--text-light);
  font-size: 1rem;
}

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

.pricing-features li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--light-border);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li i {
  color: var(--success-color);
  font-size: 1.125rem;
  flex-shrink: 0;
}

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

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

.tab-container {
  margin-bottom: 3rem;
}

.tab-buttons {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--light-border);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab-button {
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-base);
  border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
}

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

.tab-button:hover {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.05);
}

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

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

.tab-content {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity var(--transition-base);
}

.tab-content.active {
  opacity: 1;
  max-height: none;
}

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

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

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

.timeline-content {
  flex: 1;
  background: var(--light-surface);
  padding: 2rem;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--light-border);
  transition: all var(--transition-base);
}

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

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--gradient-primary);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 0 4px var(--light-bg), var(--shadow-glow);
}

.timeline-date {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.timeline-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.timeline-description {
  color: var(--text-secondary);
  line-height: 1.7;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--light-border);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 9999px;
  transition: width var(--transition-slow);
  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%);
  }
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal {
  background: var(--light-surface);
  border-radius: var(--border-radius-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

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

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

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

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--light-border);
  color: var(--error-color);
}

.modal-body {
  padding: 2rem;
}

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

.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-text {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark-bg);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  white-space: nowrap;
  z-index: 1000;
  transition: all var(--transition-base);
  pointer-events: none;
}

.tooltip-text::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--dark-bg);
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 1rem 0;
  font-size: 0.9375rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

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

.breadcrumb-item a:hover {
  color: var(--primary-color);
}

.breadcrumb-item.active {
  color: var(--primary-color);
  font-weight: 600;
}

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

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
}

.video-wrapper iframe,
.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  aspect-ratio: 1;
  cursor: pointer;
  transition: all var(--transition-base);
}

.gallery-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-caption {
  color: white;
  font-weight: 600;
}

.social-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--light-border);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-base);
  font-size: 1.25rem;
}

.social-link:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

footer {
  background: var(--dark-bg);
  color: var(--text-dark-secondary);
  padding: 4rem 2rem 2rem 2rem;
  margin-top: 4rem;
}

.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 {
  color: var(--text-dark-primary);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.footer-section ul {
  list-style: none;
}

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

.footer-section a {
  color: var(--text-dark-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-section a:hover {
  color: var(--primary-light);
  transform: translateX(3px);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--dark-border);
  text-align: center;
  color: var(--text-dark-secondary);
  font-size: 0.9375rem;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transition: all var(--transition-base);
  opacity: 0;
  visibility: hidden;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl), var(--shadow-glow-secondary);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

  .section {
    padding: 3rem 1rem;
  }

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

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

  .card {
    padding: 1.5rem;
  }

  .timeline::before {
    left: 0;
  }

  .timeline-item {
    flex-direction: column !important;
    padding-left: 2rem;
  }

  .timeline-marker {
    left: 0;
    transform: translateX(0);
  }

  .modal {
    margin: 1rem;
  }

  .cookie-banner {
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    transform: none;
    width: auto;
  }

  .cookie-banner-actions {
    flex-direction: column;
  }

  .cookie-banner-actions .btn {
    width: 100%;
  }

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

  .back-to-top {
    bottom: 1rem;
    right: 1rem;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 1rem;
  }

  .logo {
    font-size: 1.5rem;
  }

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

  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  header,
  footer,
  .mobile-menu,
  .mobile-menu-toggle,
  .cookie-banner,
  .back-to-top,
  .btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}