.hamburger, .mobile-sidebar, .mobile-overlay {
  display: none;
}

@media (max-width: 1024px) {
  .navbar {
    padding: 12px 30px;
    margin: 0 20px;
  }

  .nav-menu { gap: 20px; }

  .subpage-hero .hero-container {
    gap: 40px;
    padding: 0 20px;
  }

  .subpage-hero .hero-content h1 { font-size: 2.5rem; }

  .features-grid {
    gap: 40px;
    padding: 30px;
  }

  .process-timeline { padding-left: 55px; }

  .step-icon {
    left: -63px;
    width: 45px;
    height: 45px;
    font-size: 1.3rem;
  }
}

@media (max-width: 992px) {
  .subpage-hero {
    height: auto;
    min-height: 100vh;
    padding: 100px 30px 40px;
  }

  .subpage-hero .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .subpage-hero .hero-image {
    order: -1;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .subpage-hero .hero-image img {
    width: 100%;
    max-width: 358px;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center;
    border-radius: 15px;
    margin: 0 auto;
  }

  .subpage-hero .hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
  }

  .hero-price {
    font-size: 1.3rem;
    margin: 12px 0 20px;
  }

  .subpage-hero .hero-content p {
    max-width: 600px;
    margin: 0 auto 15px;
    font-size: 1rem;
    line-height: 1.8;
  }

  .cta-wrapper {
    justify-content: center;
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
    z-index: 1003;
  }

  .hamburger span {
    width: 100%;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translateY(8px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translateY(-8px); }

  .nav-menu, .social-media { display: none; }

  .header { padding: 15px 0; }
  .navbar { padding: 10px 20px; margin: 0 15px; }
  .nav-logo { font-size: 1.3rem; }

  .subpage-hero {
    height: auto;
    min-height: 100vh;
    padding: 100px 20px 40px;
  }

  .subpage-hero .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .subpage-hero .hero-content h1 {
    font-size: 2.2rem;
    margin-bottom: 15px;
  }

  .hero-price {
    font-size: 1.3rem;
    margin: 12px 0 20px;
  }

  .subpage-hero .hero-content p {
    max-width: 460px;
    margin: 0 auto 12px;
    font-size: 0.95rem;
    line-height: 1.6;
    padding: 0 8px;
  }

  .subpage-hero .hero-image {
    order: -1;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .subpage-hero .hero-image img {
    width: 100%;
    max-width: 358px;
    height: auto;
    border-radius: 15px;
    margin: 0 auto;
  }

  .cta-wrapper {
    justify-content: center;
    margin-top: 15px;
    gap: 10px;
  }

  .features-section { padding: 80px 20px; }

  .features-section .section-title {
    font-size: 2rem;
    margin-bottom: 40px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 25px;
  }

  .features-nav {
    order: 2;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }

  .feature-card {
    flex: 0 1 calc(50% - 4px);
    padding: 12px;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    gap: 8px;
    min-height: 80px;
  }

  .feature-card h3 { font-size: 0.9rem; }
  .feature-card i { font-size: 1.3rem; }

  .features-content {
    order: 1;
    min-height: 200px;
  }

  .feature-description h4 {
    font-size: 1.3rem;
    margin-bottom: 12px;
  }

  .feature-description p { font-size: 0.95rem; }

  .product-details-box {
    margin-top: 40px;
    padding: 25px;
  }

  .product-details-box h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
  }

  .product-details-box p { font-size: 0.95rem; }

  .process-section { padding: 80px 20px; }

  .process-section .section-title {
    font-size: 2rem;
    margin-bottom: 40px;
  }

  .process-timeline { padding-left: 0; }
  .process-timeline::before { left: 20px; }

  .step-icon {
    position: relative;
    margin-left: 0;
    left: 0;
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    border-width: 3px;
  }

  .step-content {
    margin-left: 70px;
    padding: 20px;
  }

  .step-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
  }

  .step-content p { font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .header { padding: 10px 0; }
  .navbar { padding: 15px 20px; margin: 0 10px; }
  .nav-logo { font-size: 1.2rem; }

  .subpage-hero {
    padding: 140px 15px 30px;
    min-height: auto;
  }

  .subpage-hero .hero-container { gap: 30px; }

  .subpage-hero .hero-content h1 {
    font-size: 1.8rem;
    line-height: 1.2;
    margin-bottom: 15px;
  }

  .hero-price {
    font-size: 1.2rem;
    margin: 10px 0 15px;
  }

  .subpage-hero .hero-content p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 10px;
  }

  .btn {
    padding: 10px 25px;
    font-size: 0.9rem;
  }

  .cta-wrapper {
    margin-top: 12px;
    gap: 8px;
  }

  .features-section { padding: 60px 15px; }

  .features-section .section-title {
    font-size: 1.6rem;
    margin-bottom: 30px;
    line-height: 1.3;
  }

  .features-grid {
    gap: 25px;
    padding: 20px;
  }

  .features-nav { gap: 6px; }

  .feature-card {
    flex: 1 1 100%;
    padding: 10px;
    min-height: 70px;
    gap: 6px;
  }

  .feature-card h3 {
    font-size: 0.85rem;
    line-height: 1.2;
  }

  .feature-card i { font-size: 1.2rem; }
  .features-content { min-height: 180px; }

  .feature-description h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }

  .feature-description p {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .product-details-box {
    margin-top: 30px;
    padding: 20px;
  }

  .product-details-box h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }

  .product-details-box p {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .process-section { padding: 60px 15px; }

  .process-section .section-title {
    font-size: 1.6rem;
    margin-bottom: 30px;
    line-height: 1.3;
  }

  .process-timeline { padding-left: 0; }
  .process-timeline::before { left: 17.5px; }

  .process-step { margin-bottom: 40px; }

  .step-icon {
    width: 35px;
    height: 35px;
    font-size: 1rem;
    border-width: 2px;
  }

  .step-content {
    margin-left: 65px;
    padding: 15px;
  }

  .step-content h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
  }

  .step-content p {
    font-size: 0.9rem;
    line-height: 1.6;
  }
}

@media (max-width: 450px) { .subpage-hero .hero-image img { max-width: 360px; } }
@media (max-width: 400px) { .subpage-hero .hero-image img { max-width: 320px; } }
@media (max-width: 375px) {
  .subpage-hero .hero-image img { max-width: 280px; }
  .hero-price { font-size: 1.1rem; }
}


@media (max-width: 320px) {
  .navbar { margin: 0 5px; padding: 12px 15px; }

  .subpage-hero { padding: 130px 10px 25px; }
  .subpage-hero .hero-content h1 { font-size: 1.6rem; }
  .subpage-hero .hero-content p { font-size: 0.85rem; }

  .features-section,
  .process-section {
    padding-left: 10px;
    padding-right: 10px;
  }

  .features-section .section-title,
  .process-section .section-title { font-size: 1.4rem; }

  .features-grid { padding: 15px; }
  .feature-card h3 { font-size: 0.8rem; }
  .process-timeline { padding-left: 0; }
  .process-timeline::before { left: 15px; }
  .step-icon { width: 30px; height: 30px; font-size: 0.9rem; }
  .step-content { margin-left: 55px; }
}


@media (max-height: 500px) and (orientation: landscape) {
  .subpage-hero {
    min-height: auto;
    padding: 120px 15px 30px;
  }

  .subpage-hero .hero-content h1 { font-size: 1.6rem; }
  .navbar { padding: 8px 15px; }
}


@media (hover: none) and (pointer: coarse) {
  .feature-card:active {
    background: #f0f0f0;
    transform: scale(0.98);
  }

  .feature-card.active { background: #e9f5ec; }
  .feature-card.active h3,
  .feature-card.active i { color: #1F8D4F; }

  .btn:active {
    transform: scale(0.98);
  }
}


@media (max-width: 768px) {
  .footer-main { padding: 30px 20px 15px; }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }

  .footer-section h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    padding-bottom: 6px;
  }

  .footer-contact,
  .footer-social,
  .footer-links { text-align: center; }

  .footer-contact a,
  .footer-social-link,
  .footer-links a { font-size: 0.9rem; }

  .footer-links { gap: 10px; }

  .footer-bottom {
    margin-top: 25px;
    padding-top: 12px;
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .footer-main { padding: 25px 15px 12px; }
  .footer-content { gap: 25px; }
  .footer-section h3 { font-size: 0.95rem; }

  .footer-contact a,
  .footer-social-link,
  .footer-links a { font-size: 0.85rem; }
}