:root {
  --color-dark: #212121;
  --color-blue: #2f855a;
  --color-cyan: #34c759;
  --color-purple: #8b9467;
  --color-orange: #ff9900;
  --color-green: #228b22;
  --color-bg: #f7f7f7;
  --color-text: #333333;
  --color-accent: #8bc34a;
}

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

body {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif, sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif, sans-serif;
  font-weight: 600;
  line-height: 1.2;
}

.logo-img {
  max-height: 47px;
  width: auto;
}

.site-name {
  font-size: 1.1rem;
  color: var(--color-dark);
}

.navbar {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.navbar-brand:hover .site-name {
  color: var(--color-blue);
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--color-blue) !important;
}

.btn {
  font-weight: 600;
  border-radius: 8px;
  padding: 0.5rem 1.5rem;
  transition: all 0.3s;
}

.btn-primary {
  background-color: var(--color-blue);
  border-color: var(--color-blue);
}

.btn-primary:hover {
  background-color: #2563eb;
  border-color: #2563eb;
  transform: translateY(-2px);
}

.masonry-container {
  max-width: 1800px;
  margin: 0 auto;
  padding: 81px 17px;
}

.masonry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  grid-auto-flow: dense;
}

.masonry-item {
  background: #ffffff;
  border-radius: 19px;
  padding: 22px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.masonry-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 22px rgba(0,0,0,0.12);
}

.card-height-sm {
  grid-row: span 8;
  min-height: 200px;
}

.card-height-md {
  grid-row: span 12;
  min-height: 300px;
}

.card-height-lg {
  grid-row: span 16;
  min-height: 400px;
}

.card-height-xl {
  grid-row: span 20;
  min-height: 500px;
}

@media (max-width: 768px) {
  .masonry-grid {
    grid-template-columns: 1fr;
  }

  .card-height-sm,
  .card-height-md,
  .card-height-lg,
  .card-height-xl {
    grid-row: auto;
    min-height: auto;
  }
}

.hero-card {
  background: linear-gradient(135deg, var(--color-dark) 0%, #1e3a8a 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 46px 32px;
  position: relative;
}

.card-gradient-overlay::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.2), transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-stats {
  border-top: 1px solid rgba(255,255,255,0.25);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: white;
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.9;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.feature-icon.bg-gradient-cyan {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0891b2 100%);
}

.feature-icon.bg-gradient-purple {
  background: linear-gradient(135deg, var(--color-purple) 0%, #7c3aed 100%);
}

.feature-icon.bg-gradient-blue {
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
}

.feature-icon.bg-gradient-orange {
  background: linear-gradient(135deg, var(--color-orange) 0%, #ea580c 100%);
}

.feature-icon.bg-gradient-green {
  background: linear-gradient(135deg, var(--color-green) 0%, #059669 100%);
}

.service-card {
  padding: 0;
  overflow: hidden;
}

.service-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-content {
  padding: 24px;
}

.service-icon {
  width: 49px;
  height: 51px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  margin-bottom: 9px;
}

.service-icon.bg-gradient-cyan {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0891b2 100%);
}

.service-icon.bg-gradient-purple {
  background: linear-gradient(135deg, var(--color-purple) 0%, #7c3aed 100%);
}

.service-icon.bg-gradient-blue {
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
}

.service-icon.bg-gradient-orange {
  background: linear-gradient(135deg, var(--color-orange) 0%, #ea580c 100%);
}

.service-icon.bg-gradient-green {
  background: linear-gradient(135deg, var(--color-green) 0%, #059669 100%);
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-content {
  flex: 1;
}

.stars {
  margin-bottom: 8px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 13px;
}

.author-avatar {
  width: 48px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
}

.author-avatar-sm {
  width: 35px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.team-card {
  padding: 0;
  overflow: hidden;
}

.team-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.team-content {
  padding: 26px;
}

.team-social {
  display: flex;
  gap: 15px;
}

.team-social a {
  width: 29px;
  height: 34px;
  border-radius: 8px;
  background: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.team-social a:hover {
  background: var(--color-blue);
  color: white;
}

.stats-card {
  text-align: center;
  padding: 35px 24px;
}

.stats-card .stat-icon {
  width: 63px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 17px;
}

.bg-gradient-blue {
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
}

.bg-gradient-cyan {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0891b2 100%);
}

.bg-gradient-purple {
  background: linear-gradient(135deg, var(--color-purple) 0%, #7c3aed 100%);
}

.bg-gradient-orange {
  background: linear-gradient(135deg, var(--color-orange) 0%, #ea580c 100%);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-dark) 0%, #1e3a8a 100%);
}

.faq-icon {
  width: 46px;
  height: 49px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.faq-icon.bg-gradient-cyan {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0891b2 100%);
}

.faq-icon.bg-gradient-purple {
  background: linear-gradient(135deg, var(--color-purple) 0%, #7c3aed 100%);
}

.faq-icon.bg-gradient-blue {
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
}

.faq-icon.bg-gradient-orange {
  background: linear-gradient(135deg, var(--color-orange) 0%, #ea580c 100%);
}

.faq-icon.bg-gradient-green {
  background: linear-gradient(135deg, var(--color-green) 0%, #059669 100%);
}

.cta-card {
  padding: 51px 30px;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-features {
  border-top: 1px solid rgba(255,255,255,0.25);
}

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

.pricing-header {
  padding-bottom: 14px;
  border-bottom: 1px solid #e5e7eb;
}

.pricing-amount {
  margin: 16px 0;
}

.pricing-features li {
  text-align: left;
}

.featured-pricing {
  border: 2px solid var(--color-blue);
  position: relative;
}

.featured-badge {
  position: absolute;
  top: 18px;
  right: 13px;
  background: var(--color-blue);
  color: white;
  padding: 4px 9px;
  border-radius: 22px;
  font-size: 0.75rem;
  font-weight: 600;
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.integration-item {
  text-align: center;
  padding: 16px;
  border-radius: 8px;
  transition: background 0.3s;
}

.integration-item:hover {
  background: #f9fafb;
}

.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.process-steps {
  position: relative;
}

.process-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.step-number {
  width: 40px;
  height: 37px;
  border-radius: 50%;
  background: var(--color-blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.blog-card {
  padding: 0;
  overflow: hidden;
}

.blog-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-content {
  padding: 23px;
}

.blog-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.blog-author {
  display: flex;
  align-items: center;
  gap: 8px;
}

.featured-blog {
  border: 2px solid var(--color-blue);
}

.newsletter-card {
  padding: 33px 24px;
}

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

.newsletter-form .input-group {
  border-radius: 8px;
  overflow: hidden;
}

.contact-form .form-label {
  font-weight: 600;
  margin-bottom: 8px;
}

.contact-form .form-control {
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  padding: 10px;
}

.contact-form .form-control:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.contact-info-card {
  background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
}

.contact-info-item {
  display: flex;
  gap: 17px;
  align-items: flex-start;
}

.contact-icon {
  width: 45px;
  height: 48px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--color-blue) 0%, #2563eb 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-icon.bg-gradient-cyan {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #0891b2 100%);
}

.contact-icon.bg-gradient-purple {
  background: linear-gradient(135deg, var(--color-purple) 0%, #7c3aed 100%);
}

.social-links-large {
  display: flex;
  gap: 13px;
  justify-content: center;
  flex-wrap: wrap;
}

.social-link {
  width: 53px;
  height: 59px;
  border-radius: 11px;
  background: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: all 0.3s;
}

.social-link:hover {
  background: var(--color-blue);
  color: white;
  transform: translateY(-4px);
}

.case-study-card {
  padding: 0;
  overflow: hidden;
}

.case-study-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.case-study-content {
  padding: 26px;
}

.case-study-results {
  background: #f9fafb;
  padding: 15px;
  border-radius: 8px;
}

.result-number {
  font-size: 1.5rem;
  font-weight: 700;
}

.article-hero-image,
.content-image {
  width: 100%;
  border-radius: 9px;
  margin-bottom: 16px;
}

.quote-card {
  border-left: 4px solid var(--color-blue);
}

.code-snippet {
  border-radius: 8px;
  overflow-x: auto;
}

.social-share-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.comparison-card .table {
  margin-bottom: 0;
}

.comparison-card th {
  background: #f9fafb;
  font-weight: 600;
}

.payment-icons {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.timeline-item {
  position: relative;
  padding-left: 21px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 13px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-blue);
  pointer-events: none;
}

.about-image {
  width: 100%;
  border-radius: 11px;
}

.footer {
  margin-top: 80px;
}

.footer .logo-img {
  max-height: 43px;
}

.footer a:hover {
  color: white !important;
}

.border-white-25 {
  border-color: rgba(255,255,255,0.25) !important;
}

.text-white-50 {
  opacity: 0.75;
}

@media (max-width: 768px) {
  .masonry-container {
    padding: 38px 19px;
  }

  .hero-card,
  .cta-card {
    padding: 30px 21px;
  }

  .display-4,
  .display-5,
  .display-6 {
    font-size: 2rem;
  }

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