@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 {
  --color-primary: #8B5CF6;
  --color-primary-dark: #6D28D9;
  --color-primary-light: #A78BFA;
  --color-secondary: #EC4899;
  --color-secondary-dark: #DB2777;
  --color-accent: #F59E0B;
  --color-accent-light: #FCD34D;
  --color-dark: #1E1B4B;
  --color-dark-light: #312E81;
  --color-text: #E0E7FF;
  --color-text-muted: #C7D2FE;
  --color-bg: #0F172A;
  --color-bg-secondary: #1E293B;
  --color-bg-tertiary: #334155;
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-gradient-start: #8B5CF6;
  --color-gradient-mid: #EC4899;
  --color-gradient-end: #F59E0B;
  --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);
  --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.4);
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 32px;
}

* {
  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;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  border-radius: 6px;
  border: 2px solid var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--color-primary-dark), var(--color-secondary-dark));
}

.header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: var(--shadow-lg);
  border-bottom-color: rgba(139, 92, 246, 0.2);
}

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

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-mid), var(--color-gradient-end));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
  text-decoration: none;
  transition: transform var(--transition-fast);
  position: relative;
}

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

.logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  border-radius: 2px;
}

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

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

.nav-links a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-base);
  border-radius: 2px;
}

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

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

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

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

.mobile-menu-toggle {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.mobile-menu-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: linear-gradient(180deg, var(--color-bg), var(--color-dark));
  padding: 2rem;
  transition: right var(--transition-slow);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
  overflow-y: auto;
  z-index: 2000;
}

.mobile-menu.active {
  right: 0;
}

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

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

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

.mobile-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-menu-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  padding: 1rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.mobile-menu-links a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.mobile-menu-links a:hover {
  background: var(--color-bg-secondary);
  padding-left: 1.5rem;
  color: var(--color-primary-light);
}

.mobile-menu-links a:hover::before {
  transform: scaleY(1);
}

.mobile-menu-links i {
  font-size: 1.25rem;
  color: var(--color-primary);
}

.cookie-banner {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  max-width: 600px;
  width: calc(100% - 2rem);
  background: linear-gradient(135deg, var(--color-dark-light), var(--color-bg-secondary));
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  z-index: 9999;
  animation: slideUp 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes slideUp {
  from {
    transform: translateX(-50%) translateY(200%);
    opacity: 0;
  }
  to {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
}

.cookie-banner-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cookie-banner-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

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

.cookie-banner-text a:hover {
  color: var(--color-secondary);
}

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

.cookie-banner-buttons button {
  flex: 1;
  min-width: 120px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  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: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  box-shadow: var(--shadow-md);
}

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

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

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

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

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

.btn-outline:hover {
  background: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

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

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

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: var(--color-dark);
  font-weight: 700;
  box-shadow: var(--shadow-md);
}

.btn-accent:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.4);
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.1rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.form-label {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-label i {
  color: var(--color-primary);
}

.form-label .required {
  color: var(--color-error);
  font-weight: 700;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-dark-light);
  border-radius: var(--border-radius-md);
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-base);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  background: var(--color-bg);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

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

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.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='%238B5CF6' 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,
.form-radio-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

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

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-success {
  color: var(--color-success);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.input-icon {
  position: absolute;
  left: 1rem;
  color: var(--color-primary);
  font-size: 1.125rem;
  pointer-events: none;
}

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

.card {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-dark-light));
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

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

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

.card-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--color-dark-light);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.card-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.card-body {
  color: var(--color-text-muted);
  line-height: 1.8;
}

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

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--border-radius-md);
  font-size: 2rem;
  color: white;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-md);
}

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

.accordion {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-dark-light);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  margin-bottom: 1rem;
}

.accordion-header {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-base);
}

.accordion-header:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-primary-light);
}

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

.accordion-header[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

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

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

.accordion-body {
  padding: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--color-dark-light);
}

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

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

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

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

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

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

.loading-dot:nth-child(3) {
  background: var(--color-accent);
}

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

.pulse {
  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 cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

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

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

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

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

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--border-radius-md);
  margin-bottom: 1rem;
  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: 700;
  margin-bottom: 0.25rem;
}

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

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

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

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

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

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
  animation: fadeIn 0.3s ease-out;
}

.modal {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-dark-light));
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: scaleIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.modal-close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-primary-light);
  transform: rotate(90deg);
}

.modal-body {
  padding: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

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

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

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

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

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
  bottom: 135%;
}

.progress-bar {
  width: 100%;
  height: 12px;
  background: var(--color-bg-tertiary);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  border-radius: 999px;
  transition: width var(--transition-slow);
  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%);
  }
}

.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--color-dark-light);
  margin-bottom: 2rem;
  overflow-x: auto;
}

.tab {
  padding: 1rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

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

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

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

.tab-content.active {
  opacity: 1;
  max-height: none;
  animation: fadeIn 0.5s ease-out;
}

.hero-section {
  position: relative;
  padding: 6rem 2rem;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(139, 92, 246, 0.15), transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(236, 72, 153, 0.15), transparent 50%);
  pointer-events: none;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.feature-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--border-radius-lg);
  font-size: 2.5rem;
  color: white;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
  position: relative;
}

.feature-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--border-radius-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
  filter: blur(12px);
}

.card:hover .feature-icon::after {
  opacity: 0.6;
}

.cta-section {
  padding: 4rem 2rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--border-radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(255, 255, 255, 0.05) 10px,
    rgba(255, 255, 255, 0.05) 20px
  );
  animation: moveBackground 20s linear infinite;
  pointer-events: none;
}

@keyframes moveBackground {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

.footer {
  background: var(--color-dark);
  border-top: 2px solid var(--color-primary);
  padding: 3rem 2rem 1rem;
  margin-top: 4rem;
}

.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(--color-primary-light);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

.footer-links a:hover {
  color: var(--color-primary-light);
  padding-left: 0.5rem;
}

.footer-links a i {
  color: var(--color-primary);
  font-size: 0.875rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-dark-light);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-bg-tertiary);
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-md);
  color: var(--color-primary-light);
  font-size: 1.25rem;
  text-decoration: none;
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-4px) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

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

  .nav-links {
    display: none;
  }

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

  .section-subtitle {
    font-size: 1rem;
  }

  .card {
    padding: 1.5rem;
  }

  .cookie-banner {
    bottom: 1rem;
    width: calc(100% - 1rem);
  }

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

  .cookie-banner-buttons button {
    width: 100%;
  }

  .modal {
    max-width: 100%;
    margin: 1rem;
  }

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

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

  .btn-lg {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }
}