@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: #8B5CF6;
  --primary-dark: #6D28D9;
  --primary-light: #A78BFA;
  --secondary-color: #EC4899;
  --secondary-dark: #BE185D;
  --secondary-light: #F9A8D4;
  --accent-color: #F59E0B;
  --accent-dark: #D97706;
  --accent-light: #FCD34D;
  --dark-bg: #0F172A;
  --dark-surface: #1E293B;
  --dark-border: #334155;
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --success: #10B981;
  --error: #EF4444;
  --warning: #F59E0B;
  --gradient-1: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  --gradient-2: linear-gradient(135deg, var(--accent-color) 0%, var(--secondary-color) 100%);
  --gradient-3: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--secondary-color) 100%);
  --shadow-sm: 0 2px 8px rgba(139, 92, 246, 0.1);
  --shadow-md: 0 4px 16px rgba(139, 92, 246, 0.15);
  --shadow-lg: 0 8px 32px rgba(139, 92, 246, 0.2);
  --shadow-xl: 0 16px 48px rgba(139, 92, 246, 0.25);
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--gradient-1);
  border-radius: 6px;
  border: 2px solid var(--dark-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gradient-2);
}

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

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  transition: var(--transition-base);
}

header.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 4px 32px rgba(139, 92, 246, 0.2);
}

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

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  letter-spacing: -0.5px;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo:hover {
  transform: translateY(-2px);
  filter: brightness(1.2);
}

.logo i {
  font-size: 2rem;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

nav ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: var(--transition-fast);
  padding: 0.5rem 0;
  letter-spacing: 0.3px;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-1);
  transition: var(--transition-fast);
}

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

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-toggle {
  color: var(--text-primary);
  font-size: 1.75rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: var(--transition-fast);
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
}

.mobile-toggle:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background: rgba(30, 41, 59, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 2rem;
  transform: translateX(100%);
  transition: var(--transition-base);
  border-left: 1px solid rgba(139, 92, 246, 0.2);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.3);
  z-index: 1001;
}

.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: 1px solid var(--dark-border);
}

.mobile-close {
  font-size: 1.75rem;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: var(--transition-fast);
  background: var(--dark-surface);
}

.mobile-close:hover {
  background: var(--error);
  transform: rotate(90deg);
}

.mobile-menu nav ul {
  flex-direction: column;
  gap: 0;
  align-items: stretch;
}

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

.mobile-menu nav ul li a {
  display: block;
  padding: 1rem 0;
  font-size: 1.1rem;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 1000;
}

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

.btn {
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-base);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-1);
  color: var(--text-primary);
  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: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

.btn-accent {
  background: var(--gradient-2);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

.btn-accent:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-ghost {
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary-color);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.btn-ghost:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1.25rem 3rem;
  font-size: 1.05rem;
}

.btn-small {
  padding: 0.625rem 1.5rem;
  font-size: 0.85rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.cookie-banner {
  position: fixed;
  bottom: -100%;
  left: 0;
  right: 0;
  background: rgba(30, 41, 59, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 1.5rem 2rem;
  box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  transition: var(--transition-slow);
  border-top: 2px solid var(--primary-color);
}

.cookie-banner.show {
  bottom: 0;
}

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

.cookie-text {
  flex: 1;
  min-width: 300px;
}

.cookie-text h4 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.cookie-text p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.cookie-text a {
  color: var(--primary-color);
  text-decoration: underline;
  transition: var(--transition-fast);
}

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

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

form {
  width: 100%;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--dark-surface);
  border: 2px solid var(--dark-border);
  border-radius: 0.75rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition-fast);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  background: rgba(139, 92, 246, 0.05);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group select:focus + label {
  color: var(--primary-color);
}

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

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

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
  border-color: var(--error);
}

.form-group input:valid:not(:placeholder-shown),
.form-group textarea:valid:not(:placeholder-shown) {
  border-color: var(--success);
}

.form-group .error-message {
  color: var(--error);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: none;
}

.form-group.error .error-message {
  display: block;
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
  border-color: var(--error);
}

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

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.checkbox-group label {
  margin: 0;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--dark-surface);
  border: 2px solid var(--dark-border);
  border-radius: 0.75rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.radio-option:hover {
  border-color: var(--primary-color);
  background: rgba(139, 92, 246, 0.05);
}

.radio-option input[type="radio"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.radio-option input[type="radio"]:checked + label {
  color: var(--primary-color);
  font-weight: 600;
}

.card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1rem;
  padding: 2rem;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-1);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

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

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

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

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.card-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.card-body {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

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

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.accordion {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1rem;
  overflow: hidden;
  margin-bottom: 1rem;
}

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

.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-fast);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.05rem;
  background: var(--dark-surface);
}

.accordion-header:hover {
  background: rgba(139, 92, 246, 0.05);
  color: var(--primary-color);
}

.accordion-header.active {
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary-color);
  border-bottom: 1px solid var(--dark-border);
}

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

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.accordion-body {
  padding: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
  background: rgba(15, 23, 42, 0.5);
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--dark-border);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 2rem auto;
}

.loading-spinner-small {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.loading-spinner-large {
  width: 80px;
  height: 80px;
  border-width: 6px;
}

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

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

@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);
  }
}

.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at top, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
              radial-gradient(ellipse at bottom, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(139,92,246,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.section {
  padding: 6rem 2rem;
  position: relative;
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.25rem;
  margin-bottom: 4rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary-color);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

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

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border-color: rgba(239, 68, 68, 0.2);
}

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

.tooltip .tooltip-text {
  visibility: hidden;
  background: var(--dark-surface);
  color: var(--text-primary);
  text-align: center;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--primary-color);
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: var(--transition-fast);
  white-space: nowrap;
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
}

.tooltip .tooltip-text::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--primary-color);
}

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

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin: 4rem 0;
}

.feature-card {
  position: relative;
  padding: 2.5rem;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1.5rem;
  transition: var(--transition-base);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-1);
  opacity: 0;
  transition: var(--transition-base);
  z-index: 0;
}

.feature-card:hover::before {
  opacity: 0.05;
}

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

.feature-card > * {
  position: relative;
  z-index: 1;
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: var(--gradient-1);
  border-radius: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-lg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.stat-card {
  text-align: center;
  padding: 2.5rem 2rem;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1.25rem;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-1);
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

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

.stat-label {
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
  align-items: stretch;
}

.pricing-card {
  background: var(--dark-surface);
  border: 2px solid var(--dark-border);
  border-radius: 1.5rem;
  padding: 3rem 2.5rem;
  text-align: center;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.pricing-card.featured {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl);
  transform: scale(1.05);
}

.pricing-card.featured::before {
  content: 'POPULAR';
  position: absolute;
  top: 1.5rem;
  right: -2rem;
  background: var(--gradient-1);
  color: var(--text-primary);
  padding: 0.5rem 3rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  transform: rotate(45deg);
}

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

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-header {
  margin-bottom: 2rem;
}

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

.pricing-price {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

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

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

.pricing-features {
  list-style: none;
  margin: 2rem 0;
  flex-grow: 1;
}

.pricing-features li {
  padding: 0.875rem 0;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--dark-border);
}

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

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

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

.pricing-features li.unavailable i {
  color: var(--text-muted);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
}

.testimonial-card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1.25rem;
  padding: 2.5rem;
  transition: var(--transition-base);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 6rem;
  color: var(--primary-color);
  opacity: 0.1;
  font-family: Georgia, serif;
  line-height: 1;
}

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

.testimonial-content {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  font-style: italic;
  position: relative;
  z-index: 1;
}

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

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.testimonial-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.testimonial-rating {
  display: flex;
  gap: 0.25rem;
  margin-top: 0.5rem;
}

.testimonial-rating i {
  color: var(--accent-color);
  font-size: 1rem;
}

.cta-section {
  background: var(--gradient-3);
  border-radius: 2rem;
  padding: 5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin: 4rem 0;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="2" cy="2" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23dots)"/></svg>');
  opacity: 0.3;
}

.cta-section > * {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-section p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

footer {
  background: var(--dark-surface);
  border-top: 1px solid var(--dark-border);
  padding: 4rem 2rem 2rem;
  margin-top: 6rem;
}

.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-primary);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-section p,
.footer-section a {
  color: var(--text-secondary);
  line-height: 1.8;
  text-decoration: none;
  transition: var(--transition-fast);
  display: block;
  margin-bottom: 0.75rem;
}

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

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

.footer-social a {
  width: 45px;
  height: 45px;
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--gradient-1);
  border-color: var(--primary-color);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--dark-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

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

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

.modal-content {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 1.5rem;
  padding: 3rem;
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: var(--transition-base);
  box-shadow: var(--shadow-xl);
  position: relative;
}

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

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

.modal-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close {
  width: 40px;
  height: 40px;
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.modal-body {
  color: var(--text-secondary);
  line-height: 1.7;
}

.alert {
  padding: 1.25rem 1.5rem;
  border-radius: 0.75rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  border: 1px solid;
}

.alert i {
  font-size: 1.5rem;
  flex-shrink: 0;
}

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

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

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

.alert-info {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--dark-border);
  border-radius: 1rem;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-1);
  border-radius: 1rem;
  transition: width 0.5s 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%); }
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 1rem 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

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

.breadcrumb i {
  font-size: 0.75rem;
  color: var(--text-muted);
}

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

.tab-container {
  margin: 2rem 0;
}

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

.tab-button {
  padding: 1rem 2rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-fast);
  border-bottom: 3px solid transparent;
  position: relative;
}

.tab-button:hover {
  color: var(--text-primary);
  background: rgba(139, 92, 246, 0.05);
}

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

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

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

@media (max-width: 1024px) {
  .section-title {
    font-size: 2.5rem;
  }
  
  .cta-section h2 {
    font-size: 2.5rem;
  }
  
  .card-grid,
  .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  nav ul {
    display: none;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .section {
    padding: 4rem 1.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1.1rem;
  }
  
  .cta-section {
    padding: 3rem 2rem;
  }
  
  .cta-section h2 {
    font-size: 2rem;
  }
  
  .cta-section p {
    font-size: 1.1rem;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .card-grid,
  .feature-grid,
  .stats-grid,
  .pricing-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .pricing-card.featured {
    transform: scale(1);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-buttons {
    width: 100%;
    justify-content: center;
  }
  
  .modal-content {
    padding: 2rem;
    width: 95%;
  }
  
  .tab-nav {
    overflow-x: auto;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 1rem 1.5rem;
  }
  
  .logo {
    font-size: 1.5rem;
  }
  
  .section {
    padding: 3rem 1rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .cta-section h2 {
    font-size: 1.75rem;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
  
  .pricing-price {
    font-size: 2.5rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
}