/* ==========================================================================
   PrintMaster Pro / 3D Print & Design - Template 309
   Aligned with authentic online template (cover.jpg)
   Deep Purple Top Nav & 3D Printing Hero Theme
   STRICTLY ZERO EMOJIS
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary-purple: #3c2f80;
  --primary-purple-dark: #271d59;
  --primary-purple-light: #5342a6;
  --accent-cyan: #00b4d8;
  --accent-cyan-hover: #0096c7;
  --accent-magenta: #e11d48;
  --accent-yellow: #f59e0b;
  --bg-body: #ffffff;
  --bg-light: #f8fafc;
  --bg-dark: #1e1642;
  --card-bg: #ffffff;
  --text-dark: #1e293b;
  --text-body: #475569;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-light: #edf2f7;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 28px rgba(60, 47, 128, 0.08);
  --shadow-lg: 0 18px 40px rgba(60, 47, 128, 0.14);
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-body);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 92%;
  max-width: 1320px;
  margin: 0 auto;
}

/* ==========================================================================
   Top Navigation Bar (Matching cover.jpg purple bar)
   ========================================================================== */

.site-nav-bar {
  background-color: var(--primary-purple);
  padding: 12px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.nav-bar-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.nav-brand-mobile {
  display: none;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
  font-weight: 700;
}

.nav-brand-mobile img {
  height: 34px;
  width: 34px;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}

.main-nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 0;
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent-cyan);
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* ==========================================================================
   Hero Section (Matching cover.jpg with 41820.jpg & 28553.png)
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 540px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  padding: 60px 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(30, 22, 66, 0.45) 0%, rgba(30, 22, 66, 0.7) 60%, rgba(30, 22, 66, 0.9) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  margin: 0 auto;
}

.hero-logo-badge {
  display: inline-block;
  margin-bottom: 24px;
  transition: transform 0.3s ease;
}

.hero-logo-badge img {
  height: 140px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.35));
}

.hero-logo-badge:hover {
  transform: scale(1.04);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.2;
  text-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
}

.hero-subtitle {
  font-size: 1.05rem;
  font-weight: 500;
  color: #e2e8f0;
  max-width: 680px;
  margin: 0 auto 30px;
  line-height: 1.6;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-cyan {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-cyan);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 180, 216, 0.35);
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
}

.btn-cyan:hover {
  background: var(--accent-cyan-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 180, 216, 0.5);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  transition: all 0.25s ease;
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--primary-purple);
  border-color: #ffffff;
}

/* ==========================================================================
   Intro / 2-Column Section (Matching cover.jpg with 28560.jpg)
   ========================================================================== */

.intro-section {
  padding: 80px 0;
  background: #ffffff;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.intro-img-box {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.intro-img-box img {
  width: 100%;
  height: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
}

.intro-content h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.25;
  margin-bottom: 20px;
}

.intro-content p {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 18px;
}

.intro-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.intro-feat-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--bg-light);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.intro-feat-icon {
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.intro-feat-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.intro-feat-text h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.intro-feat-text p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.4;
}

/* ==========================================================================
   Common Section Styles
   ========================================================================== */

.section {
  padding: 70px 0;
}

.section-bg-light {
  background: var(--bg-light);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 45px;
}

.section-tag {
  color: var(--accent-cyan);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.25;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Services Grid
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-cyan);
}

.service-img-wrap {
  height: 220px;
  overflow: hidden;
  position: relative;
  background: #f1f5f9;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-img-wrap img {
  transform: scale(1.06);
}

.service-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.3;
}

.service-body p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.service-link {
  color: var(--primary-purple);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.service-link:hover {
  color: var(--accent-cyan);
}

/* ==========================================================================
   Products Grid
   ========================================================================== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.product-img-box {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: #f8fafc;
}

.product-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-img-box img {
  transform: scale(1.06);
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--primary-purple);
  color: #fff;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.product-body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
}

.product-price {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-purple);
}

.btn-product-detail {
  background: var(--bg-light);
  color: var(--text-dark);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 700;
  transition: all 0.2s;
  border: 1px solid var(--border);
}

.btn-product-detail:hover {
  background: var(--primary-purple);
  color: #fff;
  border-color: var(--primary-purple);
}

/* ==========================================================================
   Calculator & Configurator
   ========================================================================== */

.calc-section {
  background: linear-gradient(135deg, #271d59 0%, #3c2f80 100%);
  color: #ffffff;
  padding: 70px 0;
}

.calc-box {
  background: #ffffff;
  color: var(--text-dark);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}

.calc-box h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
  text-align: center;
}

.calc-box p.calc-sub {
  color: var(--text-muted);
  font-size: 0.92rem;
  text-align: center;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-group select,
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text-dark);
  background: #ffffff;
  transition: border-color 0.2s;
}

.form-group select:focus,
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-purple);
}

/* ==========================================================================
   Testimonials
   ========================================================================== */

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.testi-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary-purple);
  border-radius: var(--radius-sm);
  padding: 30px;
  box-shadow: var(--shadow-sm);
}

.testi-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}

.testi-stars svg {
  width: 18px;
  height: 18px;
  fill: #f59e0b;
}

.testi-quote {
  font-style: italic;
  font-size: 0.98rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 16px;
}

.testi-author {
  font-weight: 700;
  color: var(--text-dark);
  font-size: 0.95rem;
}

.testi-role {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Page Hero (For Inner Pages)
   ========================================================================== */

.page-hero {
  background: linear-gradient(135deg, #1e1540 0%, #3c2f80 100%);
  color: #ffffff;
  padding: 60px 0 50px;
  text-align: center;
  position: relative;
}

.page-hero h1 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-hero p {
  color: #cbd5e1;
  max-width: 650px;
  margin: 0 auto;
  font-size: 0.98rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--bg-dark);
  color: #94a3b8;
  padding: 60px 0 24px;
  border-top: 3px solid var(--accent-cyan);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.footer-col p {
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 10px;
}

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

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-col ul a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: #64748b;
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #25d366;
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 999;
  text-decoration: none;
  transition: transform 0.2s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 992px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .services-grid {
    grid-template-columns: 1fr 1fr;
  }
  .products-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-bar-wrap {
    justify-content: space-between;
  }
  .nav-brand-mobile {
    display: flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--primary-purple-dark);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  }
  .main-nav.active {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }
  .hero-title {
    font-size: 1.8rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .intro-features-list {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   PAGE SPECIFIC STYLES (Consolidated from in-page <style> tags)
   ========================================================================== */

/* Extracted from chi-siamo.php */
.story-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
      margin: 50px 0;
    }
    @media (max-width: 900px) {
      .story-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
    }
    .story-image img {
      width: 100%;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-md);
      display: block;
    }
    .stat-pill-box {
      background: var(--primary-purple);
      color: #fff;
      padding: 40px;
      border-radius: var(--radius-md);
      margin: 50px 0;
      box-shadow: var(--shadow-md);
    }
    .pillars-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin: 40px 0;
    }
    @media (max-width: 800px) {
      .pillars-grid {
        grid-template-columns: 1fr;
      }
    }
    .pillar-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }

/* Extracted from prodotti.php */
.cat-filter-pills {
      display: flex;
      justify-content: center;
      gap: 10px;
      flex-wrap: wrap;
      margin: 40px 0 35px;
    }
    .cat-pill {
      background: #ffffff;
      border: 1px solid var(--border);
      color: var(--text-dark);
      padding: 8px 20px;
      border-radius: var(--radius-sm);
      text-decoration: none;
      font-size: 0.88rem;
      font-weight: 700;
      transition: all 0.2s;
    }
    .cat-pill:hover,
    .cat-pill.active {
      background: var(--primary-purple);
      color: #ffffff;
      border-color: var(--primary-purple);
    }
    .prod-time-tag {
      position: absolute;
      bottom: 12px;
      right: 12px;
      background: rgba(30, 22, 66, 0.85);
      color: #fff;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(2px);
    }

/* Extracted from prodotto.php */
.product-detail-layout {
      display: grid;
      grid-template-columns: 1.15fr 1fr;
      gap: 48px;
      margin: 40px 0 60px;
    }
    @media (max-width: 900px) {
      .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 32px;
      }
    }
    .prod-main-image {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }
    .prod-main-image img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      display: block;
    }
    .prod-specs-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 20px;
      font-size: 0.92rem;
    }
    .prod-specs-table th, .prod-specs-table td {
      padding: 12px 14px;
      border-bottom: 1px solid var(--border);
      text-align: left;
    }
    .prod-specs-table th {
      color: var(--text-dark);
      width: 35%;
      background: var(--bg-light);
      font-weight: 700;
    }
    .prod-configurator {
      background: #ffffff;
      border: 1px solid var(--border);
      border-top: 4px solid var(--primary-purple);
      border-radius: var(--radius-md);
      padding: 34px;
      box-shadow: var(--shadow-sm);
      position: sticky;
      top: 90px;
    }
    .price-total-badge {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-purple);
      line-height: 1;
    }

/* Extracted from servizi.php */
.service-detail-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      margin-bottom: 40px;
      display: grid;
      grid-template-columns: 380px 1fr;
    }
    @media (max-width: 900px) {
      .service-detail-item {
        grid-template-columns: 1fr;
      }
    }
    .service-detail-img img {
      width: 100%;
      height: 100%;
      min-height: 280px;
      object-fit: cover;
      display: block;
    }
    .service-detail-content {
      padding: 34px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .tech-box {
      background: var(--bg-light);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      padding: 20px;
      margin-top: 16px;
    }


/* Responsive Layout Grid Utilities (Auto-migrated from inline styles) */
.grid-2col-responsive {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.grid-split-responsive {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
}
.grid-split-rev-responsive {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
}
.grid-3col-responsive {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.grid-4col-responsive {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 900px) {
  .grid-4col-responsive {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3col-responsive {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-split-responsive,
  .grid-split-rev-responsive {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .grid-2col-responsive,
  .grid-3col-responsive,
  .grid-4col-responsive,
  .grid-split-responsive,
  .grid-split-rev-responsive {
    grid-template-columns: 1fr !important;
  }
}

/* Mobile Safeguard Rules */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

img, video, iframe {
  max-width: 100%;
  height: auto;
}


/* Comprehensive Mobile Polish (360px - 768px) */
@media (max-width: 768px) {
  .container {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  
  button, .btn, .nav-link, a.btn {
    min-height: 42px;
  }
  
  h1, .hero-title, .page-hero-title {
    font-size: clamp(1.6rem, 5vw, 2.4rem) !important;
    line-height: 1.25 !important;
  }
  h2, .section-title, .shelf-title {
    font-size: clamp(1.3rem, 4vw, 1.8rem) !important;
    line-height: 1.3 !important;
  }
  
  table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 480px) {
  .grid-2col-responsive,
  .grid-3col-responsive,
  .grid-4col-responsive,
  .grid-split-responsive,
  .grid-split-rev-responsive {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  
  input[type="text"],
  input[type="email"],
  input[type="tel"],
  select,
  textarea {
    font-size: 16px !important;
    width: 100% !important;
    box-sizing: border-box;
  }
}