/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Kanit", sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header and Navigation */
.header {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.navbar {
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 4px;
}

.nav-logo h2 {
  color: #2563eb;
  font-weight: 600;
  margin: 0;
}

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

.nav-link {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #2563eb;
}

/* Dropdown Menu */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  min-width: 200px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  list-style: none;
  padding: 0.5rem 0;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 0.5rem 1rem;
  color: #333;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

.dropdown-link:hover {
  background-color: #f3f4f6;
  color: #2563eb;
}

/* Mobile Actions */
.mobile-actions {
  display: none;
  align-items: center;
  gap: 12px;
}

.mobile-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: all 0.3s ease;
  text-decoration: none;
  cursor: pointer;
}

.mobile-icon-btn.phone-btn {
  background-color: #FF0066;
  color: white;
}

.mobile-icon-btn.phone-btn:hover {
  background-color: #cc0052;
  transform: scale(1.05);
}

.mobile-icon-btn.line-btn {
  background-color: #06c755;
  color: white;
}

.mobile-icon-btn.line-btn:hover {
  background-color: #05a847;
  transform: scale(1.05);
}

.mobile-icon-btn svg {
  display: block;
}

/* Mobile Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: #333;
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: white;
  padding: 120px 0 80px;
  text-align: center;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

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

.cta-button {
  display: inline-block;
  background: #fff;
  color: #2563eb;
  padding: 1rem 2rem;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Services Section */
.services {
  padding: 80px 0;
  background: #f8fafc;
}

.services h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e293b;
}

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

.service-card {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #2563eb;
}

/* Pricing Section */
.pricing {
  padding: 80px 0;
}

.pricing h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e293b;
}

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

.pricing-card {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.pricing-card.featured {
  border-color: #2563eb;
  transform: scale(1.05);
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.pricing-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #1e293b;
}

.price {
  font-size: 2rem;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 1rem;
}

.features {
  margin-top: 1rem;
  text-align: left;
}

/* Knowledge Section */
.knowledge {
  padding: 80px 0;
  background: #f8fafc;
}

.knowledge h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e293b;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.article-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

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

.article-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-content {
  padding: 1.5rem;
}

.article-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.article-content time {
  color: #64748b;
  font-size: 0.875rem;
}

/* Contact Section */
.contact {
  padding: 80px 0;
}

.contact h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e293b;
}

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

.contact-item {
  margin-bottom: 1rem;
  padding: 1rem;
  background: #f8fafc;
  border-radius: 8px;
}

.contact-item a {
  color: #2563eb;
  text-decoration: none;
}

.contact-item a:hover {
  text-decoration: underline;
}

/* QR Code Section */
.qr-section {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.qr-code {
  width: 120px;
  height: 120px;
  border-radius: 8px;
  border: 2px solid #e5e7eb;
  padding: 8px;
  background: #fff;
}

.qr-text {
  font-size: 0.875rem;
  color: #6b7280;
  margin: 0;
}

.contact-form {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-family: "Kanit", sans-serif;
}

.contact-form button {
  background: #2563eb;
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: "Kanit", sans-serif;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.contact-form button:hover {
  background: #1d4ed8;
}

/* Footer */
.footer {
  background: #1e293b;
  color: white;
  padding: 3rem 0 1rem;
}

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

.footer-info h3 {
  margin-bottom: 1rem;
  color: #2563eb;
}

.footer-links h4 {
  margin-bottom: 1rem;
}

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

.footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #2563eb;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 1rem;
  text-align: center;
  color: #94a3b8;
}

/* No Content State */
.no-content {
  text-align: center;
  padding: 3rem;
  color: #64748b;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Loading States */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #2563eb;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .mobile-actions {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: #f8fafc;
    margin-top: 0.5rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

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

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

  .nav-logo {
    gap: 0.5rem;
  }

  .logo-img {
    width: 32px;
    height: 32px;
  }

  .nav-logo h2 {
    font-size: 1.1rem;
  }

  .qr-code {
    width: 100px;
    height: 100px;
  }
}

@media (max-width: 480px) {
  .services-grid,
  .pricing-grid,
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .services,
  .pricing,
  .knowledge,
  .contact {
    padding: 60px 0;
  }
}