@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: #FF6B35;
  --primary-dark: #E8562A;
  --primary-light: #FF8558;
  --secondary-color: #004E89;
  --secondary-dark: #003865;
  --secondary-light: #1A6AA8;
  --accent-color: #F7B801;
  --accent-dark: #D9A201;
  --accent-light: #FFD147;
  --neutral-900: #0F1419;
  --neutral-800: #1C2128;
  --neutral-700: #2D333B;
  --neutral-600: #444C56;
  --neutral-500: #768390;
  --neutral-400: #9198A1;
  --neutral-300: #ADB5BD;
  --neutral-200: #CED4DA;
  --neutral-100: #E9ECEF;
  --neutral-50: #F8F9FA;
  --success-color: #00D9A3;
  --warning-color: #FFB800;
  --error-color: #FF4757;
  --info-color: #4ECDC4;
  --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #F7B801 100%);
  --gradient-secondary: linear-gradient(135deg, #004E89 0%, #1A6AA8 100%);
  --gradient-accent: linear-gradient(135deg, #F7B801 0%, #FFD147 100%);
  --gradient-dark: linear-gradient(135deg, #0F1419 0%, #2D333B 100%);
  --shadow-sm: 0 2px 4px rgba(15, 20, 25, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 20, 25, 0.12);
  --shadow-lg: 0 12px 24px rgba(15, 20, 25, 0.16);
  --shadow-xl: 0 20px 40px rgba(15, 20, 25, 0.2);
  --shadow-glow: 0 0 20px rgba(255, 107, 53, 0.3);
  --shadow-glow-accent: 0 0 20px rgba(247, 184, 1, 0.3);
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--neutral-50);
  color: var(--neutral-800);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

::-webkit-scrollbar-track {
  background: var(--neutral-100);
}

::-webkit-scrollbar-thumb {
  background: var(--neutral-400);
  border-radius: 10px;
  border: 3px solid var(--neutral-100);
}

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

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border-bottom: 1px solid var(--neutral-200);
}

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

.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;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.logo i {
  -webkit-text-fill-color: var(--primary-color);
  font-size: 2rem;
}

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

nav a {
  color: var(--neutral-700);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: all var(--transition-base);
  padding: 0.5rem 0;
}

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

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

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

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

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

.mobile-menu-toggle {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--neutral-800);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
}

.mobile-menu-toggle:hover {
  background-color: var(--neutral-100);
  color: var(--primary-color);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  height: 100vh;
  background: white;
  box-shadow: var(--shadow-xl);
  padding: 2rem;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: 1001;
}

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

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--neutral-800);
  cursor: pointer;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
}

.mobile-menu-close:hover {
  background-color: var(--neutral-100);
  color: var(--error-color);
}

.mobile-menu nav ul {
  flex-direction: column;
  gap: 0;
  margin-top: 3rem;
}

.mobile-menu nav a {
  display: block;
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  width: 100%;
}

.mobile-menu nav a:hover {
  background-color: var(--neutral-50);
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(15, 20, 25, 0.7);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 1000;
}

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

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--neutral-900) 0%, var(--neutral-800) 100%);
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-xl);
  z-index: 999;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  border-top: 3px solid var(--primary-color);
}

.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: 250px;
  font-size: 0.95rem;
  line-height: 1.6;
}

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

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

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

.btn {
  padding: 0.75rem 1.75rem;
  border: none;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-family: var(--font-main);
  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 var(--transition-slow), height var(--transition-slow);
  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 {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

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

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

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

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

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

.btn-ghost {
  background: transparent;
  color: var(--neutral-700);
  border: 2px solid var(--neutral-300);
}

.btn-ghost:hover {
  background: var(--neutral-100);
  border-color: var(--neutral-400);
  color: var(--neutral-900);
}

.btn-accent {
  background: var(--gradient-accent);
  color: var(--neutral-900);
  box-shadow: var(--shadow-md);
  font-weight: 700;
}

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

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

.btn-success:hover {
  background: #00C893;
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

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

.btn-sm {
  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(--neutral-800);
  font-size: 0.95rem;
}

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

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  border: 2px solid var(--neutral-200);
  border-radius: var(--border-radius-md);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: all var(--transition-base);
  background-color: white;
  color: var(--neutral-800);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--neutral-400);
}

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

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

.form-error {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

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

.form-checkbox {
  width: 20px;
  height: 20px;
  min-width: 20px;
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  border: 2px solid var(--neutral-300);
  transition: all var(--transition-base);
}

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

.form-checkbox-label {
  font-size: 0.9rem;
  color: var(--neutral-700);
  cursor: pointer;
  line-height: 1.5;
}

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

.form-radio-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.form-radio {
  width: 20px;
  height: 20px;
  cursor: pointer;
  border: 2px solid var(--neutral-300);
  transition: all var(--transition-base);
}

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

.form-radio-label {
  font-size: 0.95rem;
  color: var(--neutral-700);
  cursor: pointer;
}

.form-helper {
  font-size: 0.875rem;
  color: var(--neutral-500);
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

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

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

.card-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--neutral-200);
  background: linear-gradient(135deg, var(--neutral-50) 0%, white 100%);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neutral-900);
  margin: 0;
}

.card-body {
  padding: 2rem;
}

.card-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--neutral-200);
  background: var(--neutral-50);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-highlight {
  border-top: 4px solid var(--primary-color);
}

.card-accent {
  border-top: 4px solid var(--accent-color);
}

.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: 640px) {
  .grid-cols-4,
  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: repeat(1, 1fr);
  }
}

.accordion {
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: white;
}

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

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

.accordion-header {
  width: 100%;
  padding: 1.5rem 2rem;
  background: white;
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--neutral-900);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-base);
  font-family: var(--font-main);
}

.accordion-header:hover {
  background: var(--neutral-50);
  color: var(--primary-color);
}

.accordion-header i {
  transition: transform var(--transition-base);
  color: var(--primary-color);
  font-size: 1.25rem;
}

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

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

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

.accordion-body {
  padding: 0 2rem 1.5rem 2rem;
  color: var(--neutral-700);
  line-height: 1.8;
}

.loader {
  width: 48px;
  height: 48px;
  border: 4px solid var(--neutral-200);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loader-lg {
  width: 64px;
  height: 64px;
  border-width: 5px;
}

.loader-sm {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

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

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

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

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

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

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

.badge {
  display: inline-flex;
  padding: 0.375rem 0.875rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  align-items: center;
  gap: 0.375rem;
}

.badge-primary {
  background: rgba(255, 107, 53, 0.1);
  color: var(--primary-color);
}

.badge-secondary {
  background: rgba(0, 78, 137, 0.1);
  color: var(--secondary-color);
}

.badge-accent {
  background: rgba(247, 184, 1, 0.1);
  color: var(--accent-dark);
}

.badge-success {
  background: rgba(0, 217, 163, 0.1);
  color: var(--success-color);
}

.badge-warning {
  background: rgba(255, 184, 0, 0.1);
  color: var(--warning-color);
}

.badge-error {
  background: rgba(255, 71, 87, 0.1);
  color: var(--error-color);
}

.badge-info {
  background: rgba(78, 205, 196, 0.1);
  color: var(--info-color);
}

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

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

.alert-success {
  background: rgba(0, 217, 163, 0.1);
  color: var(--success-color);
  border-color: var(--success-color);
}

.alert-warning {
  background: rgba(255, 184, 0, 0.1);
  color: var(--warning-color);
  border-color: var(--warning-color);
}

.alert-error {
  background: rgba(255, 71, 87, 0.1);
  color: var(--error-color);
  border-color: var(--error-color);
}

.alert-info {
  background: rgba(78, 205, 196, 0.1);
  color: var(--info-color);
  border-color: var(--info-color);
}

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

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

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 115%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--neutral-900);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--neutral-200);
  border-radius: 50px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 50px;
  transition: width var(--transition-slow);
  position: relative;
  overflow: hidden;
}

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

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

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

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(247, 184, 1, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.section {
  padding: 5rem 2rem;
}

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

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--neutral-600);
  line-height: 1.6;
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--border-radius-lg);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

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

.tech-tag {
  display: inline-flex;
  padding: 0.5rem 1rem;
  background: var(--neutral-100);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
  margin: 0.25rem;
  transition: all var(--transition-base);
  border: 1px solid var(--neutral-200);
}

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

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

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

.fade-in {
  animation: fadeIn 0.8s ease-in;
}

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

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

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

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

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

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

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

.glow-effect {
  position: relative;
}

.glow-effect::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: var(--gradient-primary);
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
  filter: blur(10px);
}

.glow-effect:hover::before {
  opacity: 0.7;
}

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

.gradient-border {
  position: relative;
  background: white;
  border-radius: var(--border-radius-lg);
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-lg);
  padding: 2px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

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

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--accent-color);
}

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

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

.footer-section a {
  color: var(--neutral-300);
  text-decoration: none;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-section a:hover {
  color: var(--accent-color);
  transform: translateX(5px);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--neutral-400);
  font-size: 0.9rem;
}

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

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  transition: all var(--transition-base);
}

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

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

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

  .section-subtitle {
    font-size: 1.1rem;
  }

  .hero-section {
    padding: 4rem 1.5rem;
  }

  .section {
    padding: 3rem 1.5rem;
  }

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

  .cookie-buttons {
    width: 100%;
  }

  .cookie-buttons .btn {
    flex: 1;
  }

  .card-body {
    padding: 1.5rem;
  }

  nav ul {
    gap: 1.5rem;
  }
}

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

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

  .btn {
    padding: 0.625rem 1.5rem;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
  }
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.text-center {
  text-align: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.overflow-hidden {
  overflow: hidden;
}

.rounded {
  border-radius: var(--border-radius-md);
}

.rounded-lg {
  border-radius: var(--border-radius-lg);
}

.rounded-full {
  border-radius: 9999px;
}

.shadow-md {
  box-shadow: var(--shadow-md);
}

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

.code-block {
  background: var(--neutral-900);
  color: var(--accent-light);
  padding: 1.5rem;
  border-radius: var(--border-radius-md);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  overflow-x: auto;
  border-left: 4px solid var(--primary-color);
}

.code-inline {
  background: var(--neutral-100);
  color: var(--primary-color);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.divider {
  height: 1px;
  background: var(--neutral-200);
  margin: 2rem 0;
}

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