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

html, body {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  font-family: 'Space Grotesk', sans-serif;
  background-color: #fafafa;
  color: #1a1a1a;
  line-height: 1.6;
}

main {
  flex: 1;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 3rem;
  background-color: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.navbar .logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  margin-right: 2rem;
}

.navbar .logo img {
  height: 40px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-right: 1rem;
  gap: 0.4rem;
}

.hamburger-line {
  width: 25px;
  height: 3px;
  background-color: #4f46e5;
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: #4b5563;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  padding: 0.5rem 1rem;
  border-radius: 6px;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #4f46e5;
  background-color: #f3f4f6;
}

.nav-buttons {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-login {
  background-color: #4f46e5;
  border:2px solid #4f46e5;
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.btn-login:hover {
  background-color: #4338ca;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-signin {
  background-color: white;
  color: #4f46e5;
  padding: 0.75rem 1.5rem;
  border:2px solid #4f46e5;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.btn-signin:hover {
  background-color: #4338ca;
  color:white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.mobile-only {
  display: none;
}

.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 6rem 3rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.hero-content.hero-text-only {
  justify-content: flex-start;
}

.hero-text {
  flex: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-text p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin: 2rem 0;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-top: 0.5rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
}

.btn-primary {
  display: inline-block;
  background-color: #ffffff;
  color: #667eea;
  padding: 1.2rem 3rem;
  border-radius: 50px;
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
  display: inline-block;
  background-color: transparent;
  color: #ffffff;
  padding: 1.2rem 3rem;
  border-radius: 50px;
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  border: 2px solid #ffffff;
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.hero-pricing {
  flex: 0 0 auto;
}

.key-features {
  background: linear-gradient(145deg, #ffffff 0%, #f8f9ff 100%);
  border-radius: 30px;
  padding: 3rem 2.5rem;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.3);
  border: 4px solid rgba(255, 255, 255, 0.5);
  min-width: 350px;
}

.key-features h3 {
  font-size: 1.5rem;
  color: #667eea;
  margin-bottom: 1.5rem;
  font-weight: 700;
  text-align: center;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-item-key {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
  color: #374151;
  font-weight: 500;
  line-height: 1.6;
}

.check-badge {
  width: 24px;
  height: 24px;
  background: #22c55e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
  font-weight: 900;
  font-size: 0.75rem;
  box-shadow: 0 2px 8px rgba(34, 197, 94, 0.4);
}

.check-icon {
  color: #22c55e;
}

.check-badge i {
  color: white;
  font-size: 0.65rem;
  font-weight: 900;
}

.pricing-card {
  background: linear-gradient(145deg, #ffffff 0%, #f8f9ff 100%);
  text-align: center;
  border-radius: 30px;
  padding: 3rem 2.5rem;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.3);
  border: 4px solid rgba(255, 255, 255, 0.5);
  position: relative;
  min-width: 350px;
}

.pricing-badge {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: white;
  padding: 0.5rem 2rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 6px 15px rgba(79, 70, 229, 0.5);
}

.price-label {
  font-size: 1rem;
  color: #6b7280;
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.price-amount {
  font-size: 4rem;
  color: #667eea;
  font-weight: 800;
  line-height: 1;
  margin: 0.5rem 0;
}

.price-amount span {
  font-size: 1.8rem;
  color: #667eea;
  font-weight: 600;
}

.price-detail {
  font-size: 1rem;
  color: #6b7280;
  margin-top: 1rem;
  font-weight: 500;
}

.price-features {
  margin-top: 1.5rem;
  text-align: left;
}

.feature-item {
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: #4b5563;
}

.trust-section {
  padding: 4rem 3rem;
  background-color: #f9fafb;
  text-align: center;
}

.trust-section h2 {
  font-size: 1.5rem;
  color: #6b7280;
  font-weight: 600;
  margin-bottom: 2rem;
}

.trust-logos {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.trust-item {
  font-size: 1.2rem;
  color: #9ca3af;
  font-weight: 600;
}

.video-section {
  padding: 5rem 3rem;
  text-align: center;
  background: #ffffff;
}

.video-section h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  position: relative;
  display: inline-block;
}

.video-section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  border-radius: 2px;
}

.video-container {
  max-width: 900px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.video-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.features-preview {
  padding: 5rem 3rem;
  background-color: #fafafa;
}

.features-preview h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  text-align: center;
  position: relative;
  display: inline-block;
  width: 100%;
}

.features-preview h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  border-radius: 2px;
}

.features-grid {
  display: grid;
  padding: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: linear-gradient(145deg, #ffffff 0%, #fafbff 100%);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  text-align: left;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
  border-color: rgba(102, 126, 234, 0.3);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.6rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  font-weight: 700;
}

.feature-card p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #4b5563;
  margin-bottom: 1rem;
}

.feature-link {
  color: #667eea;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

.feature-link:hover {
  color: #764ba2;
}

.cta-center {
  text-align: center;
  margin-top: 3rem;
}

.benefits-section {
  padding: 5rem 3rem;
  background-color: #ffffff;
}

.benefits-section h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  text-align: center;
  position: relative;
  display: inline-block;
  width: 100%;
}

.benefits-section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  border-radius: 2px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

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

.benefit-number {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, #667eea, #764ba2);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}

.benefit-item h3 {
  font-size: 1.5rem;
  color: #111827;
  margin-bottom: 1rem;
  font-weight: 600;
}

.benefit-item p {
  color: #6b7280;
  line-height: 1.8;
}

.cta-section {
  padding: 5rem 3rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  text-align: center;
  color: #ffffff;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.cta-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.btn-outline {
  display: inline-block;
  background-color: transparent;
  color: #ffffff;
  padding: 1.2rem 3rem;
  border-radius: 50px;
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  border: 2px solid #ffffff;
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #ffffff;
  padding: 5rem 3rem;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.3rem;
  opacity: 0.95;
}

.features-detail {
  padding: 5rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-detail {
  margin-bottom: 5rem;
}

.feature-detail-content {
  text-align: center;
}

.feature-icon-large {
  font-size: 5rem;
  margin-bottom: 2rem;
}

.feature-detail h2 {
  font-size: 2.5rem;
  color: #111827;
  margin-bottom: 1rem;
  font-weight: 700;
}

.feature-detail p {
  font-size: 1.2rem;
  color: #6b7280;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.feature-list {
  list-style: none;
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
}

.feature-list li {
  padding: 0.8rem 0;
  font-size: 1.1rem;
  color: #4b5563;
  border-bottom: 1px solid #e5e7eb;
}

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

.pricing-section {
  padding: 5rem 3rem;
  margin: 0 auto;
  max-width: 900px;
}

.pricing-section section {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e5e7eb;
}

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

.pricing-section h2 {
  font-size: 2rem;
  color: #111827;
  margin-top: 0;
  margin-bottom: 2rem;
  font-weight: 700;
}

.pricing-section h2:first-child {
  margin-top: 0;
}

.pricing-section p {
  font-size: 1rem;
  color: #4b5563;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.pricing-section ul,
.pricing-section ol {
  margin-bottom: 1.5rem;
  margin-left: 1.5rem;
}

.pricing-section li {
  line-height: 1.8;
  color: #4b5563;
}

.pricing-section a {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.pricing-section a:hover {
  color: #764ba2;
}

.pricing-grid {
  margin: 0 auto;
}

.pricing-card {
  max-width: 100%;
  margin: 0 auto;
}

.pricing-card-full {
  background: linear-gradient(145deg, #ffffff 0%, #f8f9ff 100%);
  border-radius: 30px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
  border: 3px solid #e5e7eb;
  overflow: hidden;
  width: 100%;
  max-width: 500px;
}

.pricing-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 3rem 2rem;
  text-align: center;
  border-bottom: 2px solid #f0f0f0;
  border-radius: 15px 15px 0 0;
}

.pricing-header h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  margin: 1.5rem 0 0 0;
}

.pricing-header .price-number {
  color: #ffffff !important;
  font-size: 5.5rem;
}

.pricing-header .price-period {
  color: rgba(255, 255, 255, 0.9) !important;
  font-size: 1.2rem;
}

.pricing-subtitle-info {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  margin-top: 1rem;
  font-weight: 500;
  margin-bottom: 0;
}

.pricing-subtitle-line1 {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  margin: 1rem 0 0 0;
  font-weight: 500;
}

.pricing-subtitle-line2 {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  margin: 0.4rem 0 0 0;
  font-weight: 500;
}

.cta-pricing {
  text-align: center;
  margin: 0rem 4rem 6rem 4rem;
  padding: 3rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 20px;
  color: white;
}

.cta-pricing h2 {
  color: white;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.cta-pricing p {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-about {
  text-align: center;
  margin: 4rem auto;
  padding: 3rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 20px;
  color: white;
  max-width: 1000px;
}

.cta-about h2 {
  color: white;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-about p {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.pricing-badge-top {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: #10b981;
  color: white;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.pricing-body {
  padding: 3rem 2.5rem;
}

.price-main {
  text-align: center;
  margin: 1rem 0;
}

.price-number {
  font-size: 5rem;
  color: #667eea;
  font-weight: 800;
  display: block;
  margin-bottom: 0.5rem;
}

.price-period {
  font-size: 1.1rem;
  color: #6b7280;
  font-weight: 500;
  display: block;
}

.price-subtitle {
  text-align: center;
  color: #6b7280;
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

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

.pricing-footer {
  margin-top: 2rem;
  text-align: center;
}

.pricing-features li {
  padding: 0.8rem 0;
  font-size: 1.05rem;
  color: #4b5563;
}

.btn-primary-full {
  display: block;
  width: 100%;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 1.2rem;
  border-radius: 50px;
  font-size: 1.2rem;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.btn-primary-full:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.pricing-note {
  text-align: center;
  margin-top: 1rem;
  color: #6b7280;
  font-size: 0.9rem;
}

.faq-section {
  padding: 5rem 3rem;
  background-color: #fafafa;
}

.faq-section h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  text-align: center;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.faq-item h3 {
  color: #111827;
  font-size: 1.3rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.faq-item p {
  color: #6b7280;
  line-height: 1.8;
}

.about-section {
  padding: 5rem 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.about-content h2 {
  font-size: 2.5rem;
  color: #111827;
  margin-bottom: 2rem;
  font-weight: 700;
}

.about-content p {
  font-size: 1.2rem;
  color: #4b5563;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.legal-section {
  padding: 5rem 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.legal-content section {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e5e7eb;
}

.legal-content section:last-child {
  border-bottom: none;
}

.legal-content h2 {
  font-size: 2rem;
  color: #111827;
  margin-top: 0;
  margin-bottom: 2rem;
  font-weight: 700;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content h3 {
  font-size: 1.3rem;
  color: #111827;
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.legal-content p {
  font-size: 1rem;
  color: #4b5563;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.legal-content ul,
.legal-content ol {
  margin-bottom: 1.5rem;
  margin-left: 1.5rem;
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.75rem;
  line-height: 1.8;
  color: #4b5563;
}

.legal-content a {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.legal-content a:hover {
  color: #764ba2;
}

.values-section {
  padding: 5rem 3rem;
  background-color: #fafafa;
}

.values-section h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  text-align: center;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-top:2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.value-item {
  text-align: center;
  background: white;
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.value-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.value-item h3 {
  font-size: 1.5rem;
  color: #111827;
  margin-bottom: 1rem;
  font-weight: 600;
}

.value-item p {
  color: #6b7280;
  line-height: 1.8;
}

.stats-section {
  padding: 5rem 3rem;
  background-color: #ffffff;
}

.stats-section h2 {
  font-size: 2.8rem;
  margin-bottom: 3rem;
  color: #111827;
  font-weight: 700;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.stat-box {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(145deg, #f9fafb, #ffffff);
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.contact-section {
  padding: 5rem 3rem;
  background-color: #ffffff;
}

.contact-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.contact-image img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 25px 70px rgba(0, 0, 0, 0.1));
}

.contact-form-wrapper {
  padding: 2rem;
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
}

.contact-info h2 {
  font-size: 2rem;
  color: #111827;
  margin-bottom: 2rem;
  font-weight: 700;
}

.contact-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}

.contact-icon {
  font-size: 2rem;
}

.contact-item h3 {
  font-size: 1.2rem;
  color: #111827;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-item p {
  color: #6b7280;
  margin: 0.2rem 0;
}

.contact-hours {
  font-size: 0.9rem;
  font-style: italic;
}

.contact-form-container {
  background: white;
  padding: 3rem;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form-container h2 {
  font-size: 2rem;
  color: #111827;
  margin-bottom: 2rem;
  font-weight: 700;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.9rem;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #667eea;
}

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

.form-group input.input-error,
.form-group select.input-error,
.form-group textarea.input-error {
  border-color: #dc2626 !important;
  background-color: #fef2f2;
}

.form-error {
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: none;
  font-weight: 500;
}

.label-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.char-counter {
  font-size: 0.875rem;
  color: #9ca3af;
  font-weight: 400;
}

.btn-spinner {
  display: inline-block;
}

.btn-primary-full:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.faq-preview {
  padding: 5rem 3rem;
  background-color: #fafafa;
  text-align: center;
}

.faq-preview h2 {
  font-size: 2.5rem;
  color: #111827;
  margin-bottom: 1rem;
  font-weight: 700;
}

.faq-preview p {
  font-size: 1.2rem;
  color: #6b7280;
  margin-bottom: 3rem;
}

.faq-quick {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.faq-quick-item {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
}

.faq-quick-item h3 {
  color: #111827;
  font-size: 1.2rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.faq-quick-item p {
  color: #6b7280;
  line-height: 1.8;
}

/* Article pages */
.article-shell {
  padding: 3rem;
  background: #ffffff;
}

.article-content {
  max-width: 100%;
  margin: 0 auto;
}

.article-lead {
  font-size: 1.15rem;
  line-height: 1.85;
  color: #1f2937;
  margin-bottom: 1rem;
}

.article-summary {
  margin: 1.5rem 0 2rem;
  padding: 1rem 1.1rem;
  border: 1px solid #dbeafe;
  border-radius: 14px;
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
}

.article-summary h3 {
  margin-top: 0;
  color: #1d4ed8;
  font-size: 1.05rem;
}

.article-summary ul {
  margin-bottom: 0;
}

.article-figure {
  margin: 2rem 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  background: #f8fafc;
}

.article-figure img {
  width: 100%;
  display: block;
  object-fit: cover;
  max-height: 380px;
}

.article-figure figcaption {
  font-size: 0.92rem;
  color: #6b7280;
  padding: 0.8rem 1rem 1rem;
}

.article-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}

.article-mini-card {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 0.9rem;
  background: #ffffff;
}

.article-mini-card-title {
  display: block;
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.3rem;
}

.article-mini-card p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.7;
}

.article-badge {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: #1d4ed8;
  background: #dbeafe;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  margin-bottom: 0.6rem;
}

.article-content section + section {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid #e5e7eb;
}

.article-content h2 {
  font-size: 2.2rem;
  line-height: 1.25;
  color: #111827;
  margin-bottom: 1rem;
  font-weight: 700;
}

.article-content h3 {
  font-size: 1.35rem;
  line-height: 1.35;
  color: #1f2937;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.article-content p {
  font-size: 1.08rem;
  line-height: 1.9;
  color: #374151;
  margin-bottom: 1rem;
}

.article-content ul,
.article-content ol {
  margin: 1rem 0 1.25rem 2rem;
  padding-left: 0.5rem;
}

.article-content li {
  color: #374151;
  margin-bottom: 0.75rem;
  line-height: 1.8;
  font-size: 1.06rem;
}

.article-content strong {
  color: #111827;
}

.article-highlight {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: 12px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1e3a8a;
}

.article-nav {
  padding: 1rem 1.5rem 3rem;
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.article-nav-card {
  padding: 1.2rem;
  background: #f5f5f7;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}

.article-nav-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(17, 24, 39, 0.08);
  border-color: #c7d2fe;
}

.article-nav-label {
  font-size: 0.9rem;
  color: #6b7280;
  margin-bottom: 0.4rem;
}

.article-nav-title {
  font-weight: 600;
  color: #111827;
}

.footer {
  background-color: #111827;
  color: #d1d5db;
  padding: 4rem 3rem 2rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-column h4 {
  color: #ffffff;
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.footer-column p {
  line-height: 1.8;
  color: #9ca3af;
}

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

.footer-column ul li {
  margin-bottom: 0.8rem;
}

.footer-column ul li a {
  color: #d1d5db;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-column ul li a:hover {
  color: #ffffff;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #374151;
}

@media (max-width: 768px) {
  .navbar {
    padding: 1rem;
    position: relative;
    justify-content: flex-start;
  }

  .nav-toggle {
    display: flex;
    order: 1;
  }

  .navbar .logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    margin-right: 0;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    width: 100%;
    background-color: #ffffff;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: 0.75rem 0;
    border-radius: 0;
  }

  .nav-buttons {
    order: 2;
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
    flex-direction: row;
  }

  .btn-signin {
    display: none;
  }

  .btn-login {
    padding: 0.6rem 0.8rem;
    font-size: 0.85rem;
  }

  .hero-content {
    flex-direction: column;
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

  .pricing-card {
    min-width: auto;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .page-header h1 {
    font-size: 2.2rem;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

  .faq-grid {
    grid-template-columns: 1fr;
  }

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

  .article-content {
    padding: 1.5rem;
    border-radius: 14px;
  }

  .article-content h2 {
    font-size: 1.6rem;
  }

  .article-content h3 {
    font-size: 1.15rem;
  }

  .article-cards {
    grid-template-columns: 1fr;
  }

  .article-nav {
    grid-template-columns: 1fr;
    padding: 1rem 1.5rem 2.5rem;
  }
}