@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');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --primary-color: #0A192F;
  --secondary-color: #FF6B35;
  --accent-color: #00D9FF;
  --accent-purple: #B620E0;
  --text-primary: #E6F1FF;
  --text-secondary: #8892B0;
  --text-muted: #64748B;
  --bg-dark: #020617;
  --bg-darker: #000000;
  --bg-card: #0F172A;
  --bg-card-hover: #1E293B;
  --border-color: #1E3A5F;
  --border-accent: #2DD4BF;
  --success-color: #10B981;
  --warning-color: #F59E0B;
  --error-color: #EF4444;
  --gradient-primary: linear-gradient(135deg, #0A192F 0%, #1E3A5F 50%, #0A192F 100%);
  --gradient-accent: linear-gradient(135deg, #FF6B35 0%, #00D9FF 100%);
  --gradient-glow: linear-gradient(135deg, #B620E0 0%, #00D9FF 100%);
  --shadow-sm: 0 2px 8px rgba(0, 217, 255, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 217, 255, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 217, 255, 0.2);
  --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3);
  --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', sans-serif;
  background: var(--bg-darker);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 50%, rgba(182, 32, 224, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(0, 217, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
}

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent-color) 0%, var(--accent-purple) 100%);
  border-radius: 6px;
  border: 2px solid var(--bg-dark);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--accent-purple) 0%, var(--accent-color) 100%);
}

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

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 25, 47, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-base);
}

header.scrolled {
  background: rgba(10, 25, 47, 0.95);
  box-shadow: var(--shadow-lg);
  border-bottom-color: var(--border-accent);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  position: relative;
  text-decoration: none;
  transition: var(--transition-fast);
}

.logo::after {
  content: '_';
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.logo:hover {
  transform: translateY(-2px);
  filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

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

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

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

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

nav a:hover::before {
  width: 100%;
}

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

nav a.active::before {
  width: 100%;
}

.mobile-menu-toggle {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition-fast);
}

.mobile-menu-toggle:hover {
  border-color: var(--accent-color);
  background: rgba(0, 217, 255, 0.1);
  transform: rotate(90deg);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: var(--bg-card);
  border-left: 1px solid var(--border-accent);
  box-shadow: -10px 0 50px rgba(0, 0, 0, 0.5);
  padding: 2rem;
  transform: translateX(100%);
  transition: var(--transition-base);
  overflow-y: auto;
  z-index: 2000;
}

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

.mobile-menu-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition-fast);
}

.mobile-menu-close:hover {
  border-color: var(--error-color);
  background: rgba(239, 68, 68, 0.1);
  transform: rotate(90deg);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
  margin-top: 4rem;
}

.mobile-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 600;
  padding: 1rem;
  display: block;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--accent-color);
  background: rgba(0, 217, 255, 0.05);
  border-color: var(--accent-color);
  transform: translateX(8px);
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-base);
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-top: 2px solid var(--border-accent);
  padding: 1.5rem 2rem;
  z-index: 9999;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
  transform: translateY(100%);
  transition: var(--transition-base);
}

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

.cookie-content {
  max-width: 1400px;
  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 p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

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

.cookie-text a:hover {
  color: var(--accent-purple);
}

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

.btn {
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: inline-block;
  font-family: 'Inter', sans-serif;
}

.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;
}

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

.btn span {
  position: relative;
  z-index: 1;
}

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

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

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

.btn-secondary:hover {
  border-color: var(--accent-color);
  background: rgba(0, 217, 255, 0.1);
  transform: translateY(-2px);
}

.btn-tertiary {
  background: var(--bg-darker);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.btn-tertiary:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-color);
  border: none;
  padding: 0.5rem 1rem;
}

.btn-ghost:hover {
  background: rgba(0, 217, 255, 0.1);
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.btn-small {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

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

form {
  width: 100%;
}

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

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

.form-label.required::after {
  content: '*';
  color: var(--error-color);
  margin-left: 0.25rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: var(--bg-dark);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-color);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px rgba(0, 217, 255, 0.1);
}

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

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

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2300D9FF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.25rem;
  padding-right: 3rem;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-checkbox {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.25rem;
  cursor: pointer;
  accent-color: var(--accent-color);
}

.form-checkbox-label {
  flex: 1;
  color: var(--text-secondary);
  font-size: 0.95rem;
  cursor: pointer;
  user-select: none;
}

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

.form-error i {
  font-size: 1rem;
}

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

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

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

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 1.25rem;
  pointer-events: none;
}

.input-group .form-input {
  padding-left: 3rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

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

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

.card-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-glow);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
}

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

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

.grid {
  display: grid;
  gap: 2rem;
}

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

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

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

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

@media (max-width: 1024px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-cols-4,
  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: repeat(1, 1fr);
  }
}

.accordion {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1rem;
  background: var(--bg-card);
  transition: var(--transition-base);
}

.accordion:hover {
  border-color: var(--accent-color);
}

.accordion-header {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: var(--transition-fast);
}

.accordion-header:hover {
  background: var(--bg-card-hover);
}

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

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

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

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

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

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

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

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

.loading-spinner-small {
  width: 24px;
  height: 24px;
  border-width: 3px;
}

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

.loading-dots {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
}

.loading-dot {
  width: 12px;
  height: 12px;
  background: var(--accent-color);
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.loading-dot:nth-child(1) {
  animation-delay: -0.32s;
}

.loading-dot:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0);
  }
  40% {
    transform: scale(1);
  }
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-dark);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 4px;
  transition: width 0.3s ease;
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 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%); }
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge-primary {
  background: rgba(0, 217, 255, 0.15);
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}

.badge-secondary {
  background: rgba(255, 107, 53, 0.15);
  color: var(--secondary-color);
  border: 1px solid var(--secondary-color);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success-color);
  border: 1px solid var(--success-color);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
  border: 1px solid var(--warning-color);
}

.badge-error {
  background: rgba(239, 68, 68, 0.15);
  color: var(--error-color);
  border: 1px solid var(--error-color);
}

.alert {
  padding: 1.25rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  border-left: 4px solid;
}

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

.alert-content {
  flex: 1;
}

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

.alert-message {
  font-size: 0.95rem;
  opacity: 0.9;
}

.alert-info {
  background: rgba(0, 217, 255, 0.1);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

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

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

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

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

.tooltip-text {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-darker);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  white-space: nowrap;
  font-size: 0.875rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-fast);
  z-index: 1000;
}

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

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

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: 16px;
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.2);
  transform: scale(0.9) translateY(20px);
  transition: var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

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

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

.modal-close {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition-fast);
}

.modal-close:hover {
  border-color: var(--error-color);
  background: rgba(239, 68, 68, 0.1);
  transform: rotate(90deg);
}

.modal-body {
  padding: 2rem;
}

.modal-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.tabs {
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 2rem;
}

.tab-list {
  display: flex;
  gap: 0;
  list-style: none;
  overflow-x: auto;
}

.tab-button {
  padding: 1rem 2rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: var(--transition-fast);
  white-space: nowrap;
}

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

.tab-button:hover {
  color: var(--text-primary);
  background: rgba(0, 217, 255, 0.05);
}

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

.tab-button.active::after {
  width: 100%;
}

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

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

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

.section-header {
  max-width: 800px;
  margin: 0 auto 4rem;
  text-align: center;
}

.section-subtitle {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.section-dark {
  background: var(--bg-dark);
}

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

.feature-box {
  text-align: center;
  padding: 2rem;
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-glow);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.feature-box:hover .feature-icon {
  transform: translateY(-8px) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

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

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

.pricing-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition-base);
  position: relative;
}

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

.pricing-card.featured::before {
  content: 'POPULAR';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-accent);
  color: white;
  padding: 0.375rem 1.5rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

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

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

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

.pricing-period {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 2rem;
}

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

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

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

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

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
}

.testimonial-quote {
  font-size: 3rem;
  color: var(--accent-color);
  opacity: 0.2;
  position: absolute;
  top: 1rem;
  left: 1.5rem;
}

.testimonial-text {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

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

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

.testimonial-info {
  flex: 1;
}

.testimonial-name {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

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

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

.stat-card {
  text-align: center;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  transition: var(--transition-base);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-color);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

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

.timeline {
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 2px;
  background: var(--gradient-accent);
}

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

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3.5rem;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-color);
  border: 3px solid var(--bg-darker);
  box-shadow: 0 0 0 4px var(--bg-card);
}

.timeline-date {
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

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

.cta-section {
  background: var(--gradient-primary);
  border: 2px solid var(--border-accent);
  border-radius: 16px;
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.cta-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
  padding: 4rem 2rem 2rem;
  margin-top: 5rem;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
}

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

.footer-section h3 {
  color: var(--text-primary);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

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

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

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

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

.footer-social {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: var(--transition-fast);
}

.social-link:hover {
  background: var(--gradient-accent);
  border-color: transparent;
  color: white;
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

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

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

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

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

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

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

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

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

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

.animate-scale-in {
  animation: scaleIn 0.4s ease-out;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

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

.glow-effect {
  position: relative;
}

.glow-effect::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: var(--transition-base);
  pointer-events: none;
  filter: blur(20px);
}

.glow-effect:hover::after {
  opacity: 0.3;
}

.tech-pattern {
  background-image: 
    linear-gradient(rgba(0, 217, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

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

.divider {
  height: 1px;
  background: var(--border-color);
  margin: 2rem 0;
}

.divider-gradient {
  height: 2px;
  background: var(--gradient-accent);
  margin: 3rem 0;
}

@media (max-width: 768px) {
  .header-container {
    padding: 1rem;
  }
  
  .section {
    padding: 3rem 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-description {
    font-size: 1rem;
  }
  
  .cta-title {
    font-size: 1.75rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-buttons {
    justify-content: center;
  }
}

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