@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;500;600;700;800&display=swap');

:root{
  --bg:#f8fafc; --card:#ffffff; --muted:#64748b; --text:#1e293b; --brand:#0ea5e9; --brand2:#0284c7; --accent:#06b6d4;
  --border:#e2e8f0; --hover:#f1f5f9; --shadow:rgba(0,0,0,0.1);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:'Noto Sans Thai', ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;line-height:1.6;font-weight:400}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;color:var(--brand2)}
.container{max-width:1120px;margin:0 auto;padding:20px}
header{position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:50;box-shadow:0 1px 3px var(--shadow)}
header .nav{display:flex;align-items:center;gap:24px}
header nav{margin-left:auto;display:flex;gap:16px;flex-wrap:wrap}
header nav a{padding:8px 10px;border-radius:10px;color:var(--text);font-weight:500}
header nav a:hover{background:var(--hover);text-decoration:none}
header nav a.btn{background:linear-gradient(90deg,var(--brand),var(--brand2));color:white;font-weight:700;box-shadow:0 4px 6px rgba(14,165,233,0.2)}
.hero{padding:80px 0;background:linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);border-bottom:1px solid var(--border)}
.hero h1{font-size:48px;line-height:1.1;margin:0 0 10px;color:var(--text)}
.hero p{color:var(--muted);max-width:760px}
.cta-row{display:flex;gap:12px;margin-top:18px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 20px;border-radius:8px;background:white;color:var(--text);border:1px solid var(--border);font-weight:500;transition:all 0.2s ease;box-shadow:0 1px 3px var(--shadow)}
.btn:hover{background:var(--hover);transform:translateY(-1px);box-shadow:0 4px 6px var(--shadow);text-decoration:none}
.btn.primary{background:linear-gradient(90deg,var(--brand),var(--brand2));color:white;font-weight:700;border:none;box-shadow:0 4px 6px rgba(14,165,233,0.2)}
.btn.primary:hover{transform:translateY(-1px);box-shadow:0 6px 12px rgba(14,165,233,0.3)}
.grid{display:grid;gap:20px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden;box-shadow:0 2px 4px var(--shadow);transition:all 0.2s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 8px 16px var(--shadow)}
.card .body{padding:20px}
.value-props{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin:40px 0}
.prop{text-align:center;padding:24px;background:white;border-radius:12px;border:1px solid var(--border);font-weight:500;color:var(--text);box-shadow:0 2px 4px var(--shadow);transition:all 0.2s ease}
.prop:hover{transform:translateY(-2px);box-shadow:0 8px 16px var(--shadow)}
.journey-flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}
.step{text-align:center;position:relative}
.step-num{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:white;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;margin:0 auto 16px;box-shadow:0 4px 8px rgba(14,165,233,0.3)}
.step-content h4{margin:0 0 8px;color:var(--text);font-size:18px;font-weight:600}
.step-content p{margin:0;color:var(--muted);font-size:14px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:20px;margin-top:32px}
.k{text-align:center;padding:20px;background:white;border-radius:12px;border:1px solid var(--border);box-shadow:0 2px 4px var(--shadow);transition:all 0.2s ease}
.k:hover{transform:translateY(-2px);box-shadow:0 8px 16px var(--shadow)}
.k .v{font-size:24px;font-weight:800;color:var(--brand)}
.k small{display:block;margin-top:8px;color:var(--muted)}

/* Stage-specific styling */
.stage-badge {
  display: inline-block;
  background: var(--brand);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  box-shadow: 0 2px 4px rgba(14,165,233,0.2);
}

.cold-stage .stage-badge { background: #10b981; }
.warm-stage .stage-badge { background: #f59e0b; }
.hot-stage .stage-badge { background: #ef4444; }

.features {
  margin: 20px 0;
}

.feature {
  font-size: 14px;
  color: var(--muted);
  margin: 8px 0;
  padding-left: 4px;
}

/* Material focus section */
.material-focus {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  border-top: 1px solid var(--border);
  padding: 60px 0;
}

.material-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.material-cat {
  text-align: center;
  padding: 32px 24px;
  background: white;
  border-radius: 16px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px var(--shadow);
}

.material-cat:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 24px var(--shadow);
  border-color: var(--brand);
}

.cat-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.material-cat h4 {
  margin: 0 0 12px;
  color: var(--text);
  font-weight: 600;
  font-size: 18px;
}

.material-cat p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.btn.small {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
}

.material-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.benefit {
  text-align: center;
  padding: 24px;
  background: white;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 2px 4px var(--shadow);
  transition: all 0.2s ease;
}

.benefit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px var(--shadow);
}

.benefit-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.benefit h4 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 18px;
  font-weight: 600;
}

.benefit p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* Blog Page Styles */
.blog-categories {
  padding: 4rem 0;
  background: var(--bg);
}

.category-card {
  text-align: center;
  transition: transform 0.3s ease;
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-5px);
}

.category-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.featured-articles {
  padding: 4rem 0;
}

.card-image {
  position: relative;
  overflow: hidden;
  border-radius: 8px 8px 0 0;
}

.card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-image .badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
}

.meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: #666;
}

.category {
  background: #e9ecef;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
}

.read-time {
  color: #999;
}

.stats {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: #666;
}

.newsletter-signup {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, #0056b3 100%);
  color: white;
}

.newsletter-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.newsletter-card .body {
  text-align: center;
  padding: 3rem;
}

.newsletter-card h2 {
  color: white;
  margin-bottom: 1rem;
}

.newsletter-card p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.newsletter-form .form-group {
  display: flex;
  gap: 1rem;
  max-width: 400px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: 1rem;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
}

.newsletter-form button {
  white-space: nowrap;
}

.cta-section {
  padding: 4rem 0;
  text-align: center;
  background: #f8f9fa;
}

.cta-section h2 {
  margin-bottom: 1rem;
}

.cta-section p {
  margin-bottom: 2rem;
  color: #666;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .newsletter-form .form-group {
    flex-direction: column;
  }
  
  .newsletter-form input,
  .newsletter-form button {
    width: 100%;
  }
  
  .stats {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* Shop page styling */
.shop-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.shop-benefit {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  font-size: 14px;
  font-weight: 500;
}

.shop-benefit .benefit-icon {
  font-size: 20px;
}

.project-packages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.package-card {
  background: var(--card);
  border: 1px solid #334155;
  border-radius: 16px;
  padding: 24px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.package-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.package-card.featured {
  border: 2px solid var(--brand);
  background: linear-gradient(135deg, var(--card) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.package-badge {
  position: absolute;
  top: -8px;
  right: 16px;
  background: #ef4444;
  color: white;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.package-card h3 {
  margin: 0 0 8px;
  color: white;
  font-size: 20px;
}

.package-size {
  color: #94a3b8;
  font-size: 14px;
  margin-bottom: 16px;
}

.package-price {
  margin-bottom: 20px;
}

.package-price .price {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand);
  margin-right: 12px;
}

.package-price .original-price {
  font-size: 16px;
  color: #94a3b8;
  text-decoration: line-through;
}

.package-includes {
  margin-bottom: 24px;
}

.include-item {
  color: #94a3b8;
  font-size: 14px;
  margin: 6px 0;
  padding-left: 4px;
}

.include-item:before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--brand);
  border-radius: 50%;
  margin-right: 8px;
}

/* Professionals Section Styles */
.recommended-professionals {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.05) 0%, rgba(20, 184, 166, 0.05) 100%);
  border-top: 1px solid #1e293b;
}

.professionals-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.professional-card-mini {
  background: var(--card);
  border: 1px solid #1e293b;
  border-radius: 16px;
  padding: 20px;
  display: flex;
  gap: 16px;
  align-items: center;
  transition: all 0.3s ease;
}

.professional-card-mini:hover {
  border-color: var(--brand);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(34, 211, 238, 0.15);
}

.professional-avatar {
  position: relative;
  flex-shrink: 0;
}

.professional-avatar img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #334155;
}

.professional-type {
  position: absolute;
  bottom: -5px;
  right: -5px;
  background: var(--accent);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  border: 2px solid var(--card);
}

.professional-info h4 {
  margin: 0 0 4px 0;
  font-size: 16px;
  color: var(--text);
}

.professional-info p {
  margin: 0 0 8px 0;
  color: var(--muted);
  font-size: 14px;
}

.professional-rating {
  font-size: 13px;
  color: var(--brand2);
  font-weight: 600;
}

.professionals-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 40px 0;
  padding: 30px;
  background: rgba(15, 23, 42, 0.8);
  border-radius: 16px;
  border: 1px solid #1e293b;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 800;
  color: var(--brand);
  margin-bottom: 8px;
}

.stat-label {
  color: var(--muted);
  font-size: 14px;
}

.professionals-cta {
  text-align: center;
  margin-top: 30px;
}

.professionals-cta .btn {
  margin: 0 8px;
}

/* Professional Categories */
.professional-categories {
  padding: 60px 0;
}

.category-card {
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: var(--brand);
  box-shadow: 0 12px 30px rgba(34, 211, 238, 0.2);
}

.category-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.category-card h3 {
  margin: 0 0 12px 0;
  color: var(--text);
}

.category-card p {
  color: var(--muted);
  margin-bottom: 16px;
}

.category-card .badge {
  background: var(--accent);
  color: var(--bg);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* Featured Professionals */
.featured-professionals {
  padding: 80px 0;
}

.professional-section {
  margin-bottom: 60px;
}

.professional-section h3 {
  font-size: 24px;
  margin-bottom: 30px;
  color: var(--text);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 12px;
}

.professional-card {
  transition: all 0.3s ease;
  overflow: hidden;
}

.professional-card:hover {
  transform: translateY(-6px);
  border-color: var(--brand);
  box-shadow: 0 15px 35px rgba(34, 211, 238, 0.25);
}

.professional-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.professional-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.professional-card:hover .professional-image img {
  transform: scale(1.05);
}

.professional-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
}

.professional-specialty {
  color: var(--brand2);
  font-weight: 600;
  margin-bottom: 12px;
}

.professional-stats {
  display: flex;
  gap: 16px;
  margin: 12px 0;
  flex-wrap: wrap;
}

.professional-stats span {
  font-size: 12px;
  color: var(--muted);
  background: rgba(100, 116, 139, 0.1);
  padding: 4px 8px;
  border-radius: 6px;
}

.professional-location {
  color: var(--muted);
  font-size: 14px;
  margin: 12px 0;
}

.professional-certifications {
  display: flex;
  gap: 8px;
  margin: 12px 0;
  flex-wrap: wrap;
}

.cert-badge {
  font-size: 11px;
  background: var(--accent);
  color: var(--bg);
  padding: 3px 8px;
  border-radius: 12px;
  font-weight: 600;
}

.professional-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.btn.small {
  padding: 8px 12px;
  font-size: 13px;
}

/* How It Works */
.how-it-works {
  padding: 80px 0;
  background: rgba(15, 23, 42, 0.5);
}

.step-card {
  text-align: center;
  padding: 30px 20px;
  background: var(--card);
  border: 1px solid #1e293b;
  border-radius: 16px;
  transition: all 0.3s ease;
}

.step-card:hover {
  border-color: var(--brand);
  transform: translateY(-4px);
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent), var(--brand2));
  color: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  margin: 0 auto 20px;
}

.step-card h3 {
  margin: 0 0 12px 0;
  color: var(--text);
}

.step-card p {
  color: var(--muted);
  margin: 0;
}

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
  .container {
    padding: 16px;
  }
  
  .hero h1 {
    font-size: 40px;
  }
  
  .grid.cols-4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .hero {
    padding: 60px 0;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .grid.cols-3,
  .grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .material-categories {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .professionals-preview {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .professionals-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 24px;
  }
  
  .stat-number {
    font-size: 28px;
  }
}

@media (max-width: 768px) {
  header nav {
    gap: 8px;
  }
  
  header nav a {
    padding: 6px 8px;
    font-size: 14px;
  }
  
  .hero {
    padding: 40px 0;
    text-align: center;
  }
  
  .hero h1 {
    font-size: 28px;
    line-height: 1.2;
  }
  
  .hero p {
    font-size: 16px;
  }
  
  .cta-row {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
  
  .grid.cols-3,
  .grid.cols-4 {
    grid-template-columns: 1fr;
  }
  
  .material-categories {
    grid-template-columns: 1fr;
  }
  
  .material-cat {
    padding: 20px;
  }
  
  .cat-icon {
    font-size: 40px;
  }
  
  .professionals-preview {
    grid-template-columns: 1fr;
  }
  
  .professional-card-mini {
    flex-direction: column;
    text-align: center;
    gap: 12px;
    padding: 16px;
  }
  
  .professional-avatar {
    align-self: center;
  }
  
  .professionals-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 20px;
  }
  
  .stat-number {
    font-size: 24px;
  }
  
  .stat-label {
    font-size: 12px;
  }
  
  .professional-actions {
    flex-direction: column;
    gap: 8px;
  }
  
  .professionals-cta .btn {
    display: block;
    margin: 8px 0;
    width: 100%;
  }
  
  .newsletter-form .form-group {
    flex-direction: column;
    gap: 12px;
  }
  
  .newsletter-form input,
  .newsletter-form button {
    width: 100%;
  }
  
  .stats {
    flex-direction: column;
    gap: 8px;
  }
  
  .journey-flow {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .value-props {
    grid-template-columns: 1fr;
  }
  
  .kpis {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 12px;
  }
  
  header .nav {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }
  
  header nav {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .hero h1 {
    font-size: 24px;
  }
  
  .hero p {
    font-size: 14px;
  }
  
  .card .body {
    padding: 12px;
  }
  
  .material-cat {
    padding: 16px;
  }
  
  .cat-icon {
    font-size: 32px;
  }
  
  .material-cat h4 {
    font-size: 16px;
  }
  
  .professionals-stats {
    grid-template-columns: 1fr;
    padding: 16px;
  }
  
  .stat-number {
    font-size: 20px;
  }
  
  .professional-card-mini {
    padding: 12px;
  }
  
  .professional-avatar img {
    width: 50px;
    height: 50px;
  }
  
  .professional-type {
    width: 20px;
    height: 20px;
    font-size: 10px;
  }
  
  .category-icon {
    font-size: 32px;
  }
  
  .professional-section h3 {
    font-size: 18px;
  }
  
  .step-card {
    padding: 20px 16px;
  }
  
  .step-number {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
  
  .kpis {
    grid-template-columns: 1fr;
  }
  
  .k {
    padding: 12px;
  }
  
  .k .v {
    font-size: 18px;
  }
}

/* Enhanced Visual Improvements */
.card {
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(34, 211, 238, 0.15);
  border-color: var(--brand);
}

.btn {
  transition: all 0.3s ease;
  font-weight: 500;
  letter-spacing: 0.025em;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn.primary:hover {
  box-shadow: 0 4px 20px rgba(34, 211, 238, 0.4);
}

/* Improved Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.025em;
}

.hero h1 {
  font-weight: 700;
  background: linear-gradient(135deg, var(--text) 0%, var(--brand) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Enhanced Spacing */
section {
  padding: 60px 0;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .hero h1 {
    font-size: 2rem;
    line-height: 1.2;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .grid.cols-2,
  .grid.cols-3,
  .grid.cols-4 {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .material-categories .grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .professionals-preview .grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .professionals-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .nav-links {
    display: none;
  }
  
  .cta-row {
    flex-direction: column;
    gap: 12px;
  }
  
  .btn {
    width: 100%;
    text-align: center;
  }
  
  /* Enhanced Mobile Styles */
  .professional-card .professional-image {
    height: 200px;
  }
  
  .professional-card .professional-actions {
    flex-direction: column;
    gap: 8px;
  }
  
  .professional-card .professional-actions .btn {
    width: 100%;
  }
  
  .category-card {
    text-align: center;
    padding: 20px 16px;
  }
  
  .category-icon svg {
    width: 40px;
    height: 40px;
  }
  
  .professional-stats {
    flex-direction: column;
    gap: 4px;
  }
  
  .professional-stats span {
    font-size: 0.85rem;
  }
  
  .section-title h2 {
    font-size: 1.5rem;
  }
  
  .how-it-works .grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .step-card {
    text-align: center;
  }
  
  section {
    padding: 40px 0;
  }
}

/* Extra Small Mobile */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .material-categories .grid,
  .professionals-preview .grid {
    grid-template-columns: 1fr;
  }
  
  .professionals-stats {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .category-card h3 {
    font-size: 1rem;
  }
  
  .category-card p {
    font-size: 0.85rem;
  }
  
  .professional-card h4 {
    font-size: 1rem;
  }
  
  .professional-specialty {
    font-size: 0.8rem;
  }
  
  .container {
    padding: 0 12px;
  }
  
  section {
    padding: 30px 0;
  }
}

/* Guide Page Styles */
.guide-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
}

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

.guide-hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 1;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #e2e8f0;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  font-weight: 500;
}

.hero-description-white {
  color: #ffffff !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8) !important;
  font-weight: 600 !important;
}

.guide-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: #ffd700;
}

.stat-label {
  font-size: 1rem;
  opacity: 1;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
  font-weight: 500;
}

/* Timeline Styles */
.progress-overview {
  padding: 4rem 0;
  background: #f8fafc;
}

.overview-title-blue {
  color: #2563eb !important;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
  font-weight: 700;
}

.timeline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: #e2e8f0;
  z-index: 1;
}

.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

.timeline-marker {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #667eea;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.timeline-content {
  text-align: center;
  background: white;
  padding: 1rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  min-width: 150px;
}

.timeline-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #1a202c;
}

.timeline-duration {
  font-size: 0.875rem;
  color: #718096;
}

/* Step Phases */
.detailed-steps {
  padding: 4rem 0;
}

.step-phase {
  margin-bottom: 4rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.step-phase.visible {
  opacity: 1;
  transform: translateY(0);
}

.phase-header {
  display: flex;
  align-items: center;
  margin-bottom: 2rem;
  padding: 2rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 12px;
  color: white;
}

.phase-icon {
  margin-right: 1.5rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 8px;
}

.phase-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.phase-info p {
  opacity: 0.9;
  font-size: 1rem;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.step-card {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
  cursor: pointer;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.step-number {
  display: inline-block;
  background: #667eea;
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.step-content h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1a202c;
}

.step-content p {
  color: #4a5568;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.step-content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1rem;
}

.step-content li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: #4a5568;
}

.step-content li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #48bb78;
  font-weight: 700;
}

.step-tip, .step-warning, .material-note, .step-duration {
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1rem;
  font-size: 0.875rem;
}

.step-tip {
  background: #f0fff4;
  border-left: 4px solid #48bb78;
  color: #22543d;
}

.step-warning {
  background: #fffaf0;
  border-left: 4px solid #ed8936;
  color: #744210;
}

.material-note {
  background: #edf2f7;
  border-left: 4px solid #4299e1;
  color: #2a4365;
}

.step-duration {
  background: #faf5ff;
  border-left: 4px solid #9f7aea;
  color: #553c9a;
}

/* Cost Calculator */
.cost-calculator {
  padding: 4rem 0;
  background: #f7fafc;
}

.calculator-header {
  text-align: center;
  margin-bottom: 3rem;
}

.calculator-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #1a202c;
}

.calculator-description-black {
  color: #000000 !important;
  font-weight: 500;
  font-size: 1.1rem;
}

.calculator-form {
  max-width: 500px;
  margin: 0 auto 2rem;
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #2d3748;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

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

.cost-result {
  max-width: 600px;
  margin: 0 auto;
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.cost-breakdown h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #1a202c;
}

.cost-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid #e2e8f0;
}

.cost-total {
  display: flex;
  justify-content: space-between;
  padding: 1rem 0;
  font-weight: 700;
  font-size: 1.125rem;
  color: #1a202c;
  border-top: 2px solid #667eea;
  margin-top: 1rem;
}

.cost-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Expert Tips */
.expert-tips {
  padding: 4rem 0;
}

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

.tip-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.tip-card:hover {
  transform: translateY(-4px);
}

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

.tip-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1a202c;
}

.tip-card p {
  color: #4a5568;
  line-height: 1.6;
}

/* Guide CTA */
.guide-cta {
  padding: 4rem 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  text-align: center;
}

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

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Responsive Design for Guide */
@media (max-width: 768px) {
  .guide-hero h1 {
    font-size: 2rem;
  }
  
  .guide-hero p {
    font-size: 1rem;
  }
  
  .guide-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .timeline {
    flex-direction: column;
    gap: 2rem;
  }
  
  .timeline::before {
    display: none;
  }
  
  .phase-header {
    flex-direction: column;
    text-align: center;
  }
  
  .phase-icon {
    margin-right: 0;
    margin-bottom: 1rem;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
  }
  
  .cost-actions {
    flex-direction: column;
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-content h2 {
    font-size: 2rem;
  }
}

/* Filter Section Styles */
.filter-section {
  background: #ffffff;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid #f3f4f6;
}

.filter-header h3 {
  margin: 0;
  color: #1f2937;
  font-size: 1.5rem;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  background: #f9fafb;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
}

.filter-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.75rem;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.filter-group input,
.filter-group select {
  padding: 0.875rem;
  border: 2px solid #d1d5db;
  border-radius: 8px;
  background: #ffffff;
  color: #1f2937;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.filter-group input:focus,
.filter-group select:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1), 0 1px 2px rgba(0, 0, 0, 0.05);
  background: #ffffff;
}

.filter-group input::placeholder {
  color: #9ca3af;
  font-weight: 400;
}

/* Fix dropdown option text color */
.filter-group select option,
.form-group select option {
  color: #000000 !important;
  background: #ffffff !important;
}

.filter-group select,
.form-group select {
  color: #000000 !important;
}

.filter-results {
  padding: 1.25rem;
  background: #f0f9ff;
  border: 2px solid #0ea5e9;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.filter-results span {
  font-size: 1rem;
  font-weight: 600;
  color: #0c4a6e;
}

/* Clear Filters Button */
#clear-filters {
  background: #ef4444 !important;
  color: #ffffff !important;
  border: 2px solid #dc2626 !important;
  font-weight: 600 !important;
  padding: 0.75rem 1.5rem !important;
  border-radius: 8px !important;
  box-shadow: 0 2px 4px rgba(239, 68, 68, 0.3) !important;
  transition: all 0.2s ease !important;
}

#clear-filters:hover {
  background: #dc2626 !important;
  border-color: #b91c1c !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 8px rgba(239, 68, 68, 0.4) !important;
}

/* Professional Card Enhancements for Filtering */
.professional-card {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.professional-card.hidden {
  display: none;
}

.professional-card.filtered-out {
  opacity: 0.3;
  transform: scale(0.95);
}

/* Professional Data Attributes */
.professional-card[data-insurance="มีประกัน"]::before {
  content: "🛡️";
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  font-size: 1rem;
  z-index: 1;
}

/* Mobile Responsive for Filter */
@media (max-width: 768px) {
  .filter-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .filter-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .filter-header h3 {
    font-size: 1.125rem;
  }
  
  .filter-section {
    padding: 1.5rem 0;
  }
}