@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: #C41E3A;
  --primary-dark: #8B1528;
  --primary-light: #E63950;
  --secondary-color: #1A1A1A;
  --secondary-dark: #0D0D0D;
  --secondary-light: #2D2D2D;
  --accent-color: #FFB800;
  --accent-dark: #CC9300;
  --accent-light: #FFCC33;
  --chrome-silver: #D4D7D9;
  --carbon-black: #0F0F0F;
  --steel-gray: #4A5568;
  --racing-white: #F7F9FC;
  --asphalt-gray: #2C3E50;
  --engine-red: #D32F2F;
  --headlight-yellow: #FFC107;
  --text-primary: #1A1A1A;
  --text-secondary: #4A5568;
  --text-light: #718096;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F7F9FC;
  --bg-dark: #1A1A1A;
  --border-color: #E2E8F0;
  --shadow-sm: 0 2px 8px rgba(196, 30, 58, 0.08);
  --shadow-md: 0 4px 16px rgba(196, 30, 58, 0.12);
  --shadow-lg: 0 8px 32px rgba(196, 30, 58, 0.16);
  --shadow-xl: 0 16px 48px rgba(196, 30, 58, 0.2);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s ease-in-out;
  --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;
}

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

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

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

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

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

header {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
}

header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.95);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

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

.logo:hover {
  color: var(--primary-color);
  transform: translateY(-2px);
}

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

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

nav ul li a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition-fast);
  letter-spacing: 0.3px;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transition: var(--transition-base);
}

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

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

.mobile-menu-toggle {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--secondary-color);
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-fast);
}

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

.mobile-menu {
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  max-height: calc(100vh - 80px);
  overflow-y: auto;
  animation: slideDown 0.3s ease-out;
}

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

.mobile-menu ul {
  flex-direction: column;
  padding: 1rem;
  gap: 0;
}

.mobile-menu ul li {
  width: 100%;
  border-bottom: 1px solid var(--border-color);
}

.mobile-menu ul li:last-child {
  border-bottom: none;
}

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

.hero-section {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--asphalt-gray) 100%);
  color: white;
  padding: 8rem 2rem;
  position: relative;
  overflow: hidden;
}

.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(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

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

.hero-section h1 {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--chrome-silver) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.8s ease-out;
}

.hero-section p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--chrome-silver);
  max-width: 600px;
  animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
}

.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 i {
  position: relative;
  z-index: 1;
  transition: transform 0.3s ease;
}

.btn:hover i {
  transform: translateX(4px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  box-shadow: 0 4px 16px rgba(196, 30, 58, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 30, 58, 0.4);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-dark) 100%);
  color: var(--secondary-dark);
  box-shadow: 0 4px 16px rgba(255, 184, 0, 0.3);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 184, 0, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 30, 58, 0.3);
}

section {
  padding: 6rem 2rem;
}

.section-dark {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--carbon-black) 100%);
  color: white;
}

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

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.75rem;
  font-weight: 900;
  margin-bottom: 1rem;
  color: var(--text-primary);
  position: relative;
  display: inline-block;
}

.section-dark .section-header h2 {
  color: white;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

.section-header p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 1.5rem auto 0;
}

.section-dark .section-header p {
  color: var(--chrome-silver);
}

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

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

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

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

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

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

.card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: white;
  transition: var(--transition-base);
}

.card:hover .card-icon {
  transform: rotateY(360deg) scale(1.1);
}

.card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-dark {
  background: var(--secondary-light);
  border-color: var(--secondary-color);
}

.card-dark h3 {
  color: white;
}

.card-dark p {
  color: var(--chrome-silver);
}

form {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition-fast);
  font-family: inherit;
  background: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(196, 30, 58, 0.1);
  background: white;
}

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

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--carbon-black) 100%);
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.2);
  z-index: 9999;
  animation: slideUp 0.4s ease-out;
  border-top: 3px solid var(--primary-color);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.cookie-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

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

.cookie-text p {
  margin: 0;
  line-height: 1.6;
  color: var(--chrome-silver);
}

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

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

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

.accordion {
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  background: white;
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition-fast);
}

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

.accordion-header {
  padding: 1.5rem 2rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  transition: var(--transition-fast);
  user-select: none;
}

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

.accordion-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.accordion-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: transform 0.3s ease;
}

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

.accordion-body {
  padding: 0 2rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-base);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent-color);
  display: block;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  color: var(--chrome-silver);
  font-weight: 600;
}

.loading-spinner {
  display: inline-block;
  width: 50px;
  height: 50px;
  border: 4px solid rgba(196, 30, 58, 0.1);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loader-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

.testimonial-card {
  background: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  position: relative;
  transition: var(--transition-base);
}

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

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 5rem;
  color: var(--primary-color);
  opacity: 0.1;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-style: italic;
}

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

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
}

.author-info h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.author-info p {
  font-size: 0.875rem;
  color: var(--text-light);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(196, 30, 58, 0.3);
}

.badge-secondary {
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  color: var(--secondary-dark);
}

.badge-outline {
  background: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  box-shadow: none;
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-fast);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li:hover {
  padding-left: 0.5rem;
  color: var(--primary-color);
}

.feature-list li i {
  color: var(--accent-color);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.image-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4/3;
  background: var(--bg-secondary);
  transition: var(--transition-base);
}

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

.image-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-color), transparent);
  opacity: 0;
  transition: var(--transition-base);
  z-index: 1;
}

.image-card:hover::before {
  opacity: 0.3;
}

.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
  transform: translateY(100%);
  transition: var(--transition-base);
  z-index: 2;
}

.image-card:hover .image-overlay {
  transform: translateY(0);
}

footer {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--carbon-black) 100%);
  color: white;
  padding: 4rem 2rem 2rem;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.footer-container {
  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-column h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: white;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

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

.footer-column ul li a {
  color: var(--chrome-silver);
  text-decoration: none;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-column ul li a:hover {
  color: var(--accent-color);
  padding-left: 0.5rem;
}

.footer-column p {
  color: var(--chrome-silver);
  line-height: 1.7;
  margin-bottom: 1rem;
}

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

.social-links a {
  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: var(--transition-fast);
}

.social-links a:hover {
  background: var(--primary-color);
  transform: translateY(-4px) rotate(360deg);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--chrome-silver);
}

.footer-bottom p {
  margin: 0.5rem 0;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-base);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
}

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

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
}

.notification {
  position: fixed;
  top: 100px;
  right: 2rem;
  background: white;
  padding: 1.25rem 1.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-xl);
  border-left: 4px solid var(--primary-color);
  max-width: 400px;
  z-index: 9998;
  animation: slideInRight 0.4s ease-out;
}

@keyframes slideInRight {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.notification.success {
  border-left-color: #10B981;
}

.notification.error {
  border-left-color: var(--engine-red);
}

.notification.warning {
  border-left-color: var(--headlight-yellow);
}

.progress-bar {
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 10px;
  overflow: hidden;
  margin: 1rem 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: 10px;
  transition: width 0.6s 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%);
  }
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal {
  background: white;
  border-radius: 16px;
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: scaleIn 0.3s ease-out;
}

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

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

.modal-header h2 {
  margin: 0;
  font-size: 1.75rem;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-fast);
  border-radius: 8px;
}

.modal-close:hover {
  background: var(--bg-secondary);
  color: var(--primary-color);
}

.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;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.tab-item {
  padding: 1rem 2rem;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: var(--transition-fast);
  font-weight: 600;
  color: var(--text-secondary);
  user-select: none;
}

.tab-item:hover {
  color: var(--primary-color);
  background: var(--bg-secondary);
}

.tab-item.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
  background: var(--bg-secondary);
}

.tab-content {
  animation: fadeInUp 0.4s ease-out;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--border-color);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

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

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

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

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

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

.pricing-price {
  font-size: 3rem;
  font-weight: 900;
  color: var(--primary-color);
  line-height: 1;
}

.pricing-price span {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

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

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

@media (max-width: 1024px) {
  .header-container {
    padding: 0 1.5rem;
  }

  .hero-section h1 {
    font-size: 2.75rem;
  }

  .section-header h2 {
    font-size: 2.25rem;
  }
}

@media (max-width: 768px) {
  .header-container {
    height: 70px;
  }

  .logo {
    font-size: 1.5rem;
  }

  .logo i {
    font-size: 1.75rem;
  }

  nav ul {
    gap: 1.5rem;
  }

  .hero-section {
    padding: 5rem 1.5rem;
  }

  .hero-section h1 {
    font-size: 2.25rem;
  }

  .hero-section p {
    font-size: 1.1rem;
  }

  section {
    padding: 4rem 1.5rem;
  }

  .section-header {
    margin-bottom: 3rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .section-header p {
    font-size: 1rem;
  }

  .grid {
    gap: 1.5rem;
  }

  .card {
    padding: 1.5rem;
  }

  form {
    padding: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .cookie-content {
    flex-direction: column;
    gap: 1.5rem;
  }

  .cookie-buttons {
    width: 100%;
    justify-content: center;
  }

  .footer-grid {
    gap: 2rem;
  }

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

  .back-to-top {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 45px;
    height: 45px;
    font-size: 1.25rem;
  }

  .notification {
    right: 1rem;
    left: 1rem;
    max-width: none;
  }

  .modal {
    margin: 1rem;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 1.5rem;
  }

  .tab-item {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

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

@media (max-width: 480px) {
  .hero-section h1 {
    font-size: 1.875rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
  }

  .card-icon {
    width: 56px;
    height: 56px;
    font-size: 1.75rem;
  }

  form {
    padding: 1.5rem;
  }

  .accordion-header {
    padding: 1.25rem 1.5rem;
  }

  .accordion-body {
    padding: 0 1.5rem 1.25rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .pricing-price {
    font-size: 2.5rem;
  }
}

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