@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: #2D1B69;
  --primary-light: #4A2E9C;
  --primary-dark: #1A0F3E;
  --secondary: #E94057;
  --secondary-light: #FF5A6E;
  --secondary-dark: #C91E37;
  --accent: #F7B731;
  --accent-light: #FFD25A;
  --accent-dark: #E09B1A;
  --neutral-100: #F8F9FA;
  --neutral-200: #E9ECEF;
  --neutral-300: #DEE2E6;
  --neutral-400: #CED4DA;
  --neutral-500: #ADB5BD;
  --neutral-600: #6C757D;
  --neutral-700: #495057;
  --neutral-800: #343A40;
  --neutral-900: #212529;
  --success: #20C997;
  --warning: #FFC107;
  --danger: #DC3545;
  --info: #17A2B8;
  --gradient-primary: linear-gradient(135deg, #2D1B69 0%, #4A2E9C 100%);
  --gradient-secondary: linear-gradient(135deg, #E94057 0%, #FF5A6E 100%);
  --gradient-accent: linear-gradient(135deg, #F7B731 0%, #FFD25A 100%);
  --gradient-hero: linear-gradient(135deg, #2D1B69 0%, #E94057 50%, #F7B731 100%);
  --shadow-sm: 0 2px 4px rgba(45, 27, 105, 0.08);
  --shadow-md: 0 4px 12px rgba(45, 27, 105, 0.12);
  --shadow-lg: 0 8px 24px rgba(45, 27, 105, 0.16);
  --shadow-xl: 0 16px 48px rgba(45, 27, 105, 0.24);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 18px;
  --border-radius-xl: 24px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--neutral-900);
  background-color: var(--neutral-100);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

::-webkit-scrollbar-track {
  background: var(--neutral-200);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 6px;
  border: 2px solid var(--neutral-200);
}

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

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(248, 249, 250, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(248, 249, 250, 0.98);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: var(--transition-base);
  letter-spacing: -0.5px;
}

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

nav a {
  position: relative;
  color: var(--neutral-700);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: var(--transition-base);
  font-size: 0.95rem;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-secondary);
  transition: var(--transition-base);
  transform: translateX(-50%);
}

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

nav a:hover::after {
  width: 80%;
}

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

nav a.active::after {
  width: 80%;
}

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

.mobile-menu-toggle:hover {
  transform: scale(1.1);
  color: var(--secondary);
}

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

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

.mobile-menu nav {
  padding: 2rem 1.5rem;
}

.mobile-menu nav a {
  display: block;
  padding: 1rem;
  margin: 0.5rem 0;
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.mobile-menu nav a:hover,
.mobile-menu nav a.active {
  background: var(--gradient-primary);
  color: white;
  transform: translateX(8px);
}

.mobile-menu nav a::after {
  display: none;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(45, 27, 105, 0.7);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 1500;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-base);
  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, 0.2);
  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-secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-accent {
  background: var(--gradient-accent);
  color: var(--neutral-900);
  box-shadow: var(--shadow-md);
}

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

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

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

.btn-ghost {
  background: transparent;
  color: var(--primary);
  padding: 0.5rem 1rem;
}

.btn-ghost:hover {
  background: rgba(45, 27, 105, 0.1);
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.05rem;
}

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

.hero-section {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
  background: var(--gradient-hero);
  color: white;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.05)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
  background-size: cover;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 10;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -1px;
}

.section-subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid var(--neutral-200);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-secondary);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-base);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

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

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--border-radius-md);
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: var(--transition-base);
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--neutral-900);
}

.card-text {
  color: var(--neutral-600);
  line-height: 1.7;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

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

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--neutral-800);
  font-size: 0.95rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1.125rem;
  font-size: 1rem;
  border: 2px solid var(--neutral-300);
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
  background: white;
  color: var(--neutral-900);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(45, 27, 105, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--neutral-500);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-checkbox,
.form-radio {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--neutral-400);
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-base);
}

.form-radio {
  border-radius: 50%;
}

.form-checkbox:checked,
.form-radio:checked {
  background: var(--primary);
  border-color: var(--primary);
}

.form-error {
  color: var(--danger);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.form-success {
  color: var(--success);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: white;
  box-shadow: var(--shadow-xl);
  padding: 1.5rem;
  z-index: 9999;
  transform: translateY(100%);
  transition: var(--transition-smooth);
  border-top: 3px solid var(--primary);
}

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

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 300px;
  color: var(--neutral-700);
  line-height: 1.6;
}

.cookie-text strong {
  color: var(--neutral-900);
}

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

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

.accordion-item {
  border-bottom: 1px solid var(--neutral-200);
}

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

.accordion-header {
  width: 100%;
  padding: 1.5rem;
  background: white;
  border: none;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--neutral-900);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-base);
}

.accordion-header:hover {
  background: var(--neutral-100);
}

.accordion-header.active {
  background: var(--gradient-primary);
  color: white;
}

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

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.accordion-content.active {
  max-height: 1000px;
  transition: max-height 0.5s ease-in;
}

.accordion-body {
  padding: 1.5rem;
  color: var(--neutral-700);
  line-height: 1.7;
  background: var(--neutral-100);
}

.loading-spinner {
  display: inline-block;
  width: 48px;
  height: 48px;
  border: 4px solid var(--neutral-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

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

.badge {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  line-height: 1;
}

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

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

.badge-accent {
  background: var(--accent);
  color: var(--neutral-900);
}

.badge-success {
  background: var(--success);
  color: white;
}

.badge-warning {
  background: var(--warning);
  color: var(--neutral-900);
}

.badge-danger {
  background: var(--danger);
  color: white;
}

.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-md);
  margin-bottom: 1rem;
  border-left: 4px solid;
}

.alert-success {
  background: rgba(32, 201, 151, 0.1);
  border-color: var(--success);
  color: var(--success);
}

.alert-warning {
  background: rgba(255, 193, 7, 0.1);
  border-color: var(--warning);
  color: var(--warning);
}

.alert-danger {
  background: rgba(220, 53, 69, 0.1);
  border-color: var(--danger);
  color: var(--danger);
}

.alert-info {
  background: rgba(23, 162, 184, 0.1);
  border-color: var(--info);
  color: var(--info);
}

.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 {
  position: relative;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

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

.timeline-content {
  flex: 1;
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.timeline-content:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--secondary);
  border: 4px solid white;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.stats-counter {
  text-align: center;
  padding: 2rem;
}

.stats-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;
  margin-bottom: 0.5rem;
}

.stats-label {
  font-size: 1.125rem;
  color: var(--neutral-600);
  font-weight: 500;
}

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

.testimonial::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 4rem;
  color: var(--primary-light);
  opacity: 0.2;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-text {
  font-style: italic;
  color: var(--neutral-700);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
}

.testimonial-name {
  font-weight: 600;
  color: var(--neutral-900);
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--neutral-600);
}

.pricing-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 2px solid var(--neutral-200);
  text-align: center;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.pricing-card.featured {
  background: var(--gradient-primary);
  color: white;
  border-color: var(--primary-dark);
  transform: scale(1.05);
}

.pricing-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.pricing-period {
  color: var(--neutral-600);
  margin-bottom: 2rem;
}

.pricing-card.featured .pricing-period {
  color: rgba(255, 255, 255, 0.8);
}

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

.pricing-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-card.featured .pricing-features li {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-features li::before {
  content: '\ea3a';
  font-family: 'remixicon';
  color: var(--success);
  font-weight: bold;
}

.pricing-card.featured .pricing-features li::before {
  color: var(--accent);
}

.cta-section {
  background: var(--gradient-hero);
  color: white;
  padding: 4rem 0;
  text-align: center;
  border-radius: var(--border-radius-xl);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.3;
  }
}

.cta-content {
  position: relative;
  z-index: 10;
}

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

.breadcrumb-item {
  color: var(--neutral-600);
  text-decoration: none;
  transition: var(--transition-base);
}

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

.breadcrumb-item.active {
  color: var(--neutral-900);
  font-weight: 600;
}

.breadcrumb-separator {
  color: var(--neutral-400);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--neutral-200);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 999px;
  transition: width 0.6s ease;
  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%);
  }
}

.tab-list {
  display: flex;
  gap: 1rem;
  border-bottom: 2px solid var(--neutral-200);
  margin-bottom: 2rem;
}

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

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

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

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

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

.tab-content {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity 0.3s ease;
}

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

.feature-icon-box {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem;
  background: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.feature-icon-box:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(8px);
}

.feature-icon-box-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-secondary);
  color: white;
  border-radius: var(--border-radius-md);
  font-size: 1.5rem;
}

.feature-icon-box-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--neutral-900);
}

.feature-icon-box-content p {
  color: var(--neutral-600);
  line-height: 1.6;
}

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

.tooltip::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) scale(0);
  padding: 0.5rem 1rem;
  background: var(--neutral-900);
  color: white;
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
  opacity: 0;
  transition: var(--transition-base);
  pointer-events: none;
  z-index: 1000;
}

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 115%;
  left: 50%;
  transform: translateX(-50%) scale(0);
  border: 6px solid transparent;
  border-top-color: var(--neutral-900);
  opacity: 0;
  transition: var(--transition-base);
  pointer-events: none;
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(45, 27, 105, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

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

.modal {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(0.8);
  transition: var(--transition-base);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--neutral-200);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neutral-900);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--neutral-600);
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-base);
}

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

.footer {
  background: var(--neutral-900);
  color: var(--neutral-300);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

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

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

.footer-section a {
  color: var(--neutral-400);
  text-decoration: none;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-section a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: 2rem;
  text-align: center;
  color: var(--neutral-500);
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--neutral-800);
  color: var(--neutral-400);
  border-radius: 50%;
  transition: var(--transition-base);
  font-size: 1.25rem;
}

.social-link:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-4px);
}

.floating-action-button {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  background: var(--gradient-secondary);
  color: white;
  border: none;
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: var(--transition-base);
  z-index: 1000;
}

.floating-action-button:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 999;
}

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

.scroll-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .section-title {
    font-size: 2rem;
  }

  .section-subtitle {
    font-size: 1.125rem;
  }

  .hero-section {
    padding: 4rem 0;
  }

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

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

  .timeline-item {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 50px;
  }

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

  .timeline-marker {
    left: 20px;
  }

  .cookie-content {
    flex-direction: column;
    align-items: stretch;
  }

  .cookie-buttons {
    flex-direction: column;
  }

  .tab-list {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

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

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

  .floating-action-button,
  .scroll-to-top {
    bottom: 1rem;
    right: 1rem;
  }
}

@media (max-width: 480px) {
  .btn {
    width: 100%;
  }

  .form-input,
  .form-select,
  .form-textarea {
    font-size: 16px;
  }

  .modal {
    width: 95%;
    padding: 1.5rem;
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

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

.section-divider {
  height: 2px;
  background: var(--gradient-primary);
  margin: 3rem 0;
  border-radius: 999px;
}

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

.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}