/* ==========================================================================
   LAXMI PHARMA DISTRIBUTION - RESPONSIVE STYLESHEET
   Mobile-First & Tested at 360px, 480px, 768px, 1024px, and 1440px
   ========================================================================== */

/* ==========================================================================
   1. LAPTOP & TABLET LANDSCAPE (max-width: 1100px)
   ========================================================================== */
@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero-visual {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
  }

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

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

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

  .network-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .cold-chain-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

/* ==========================================================================
   2. TABLET PORTRAIT (max-width: 820px)
   ========================================================================== */
@media (max-width: 820px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .estimator-card {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding: var(--space-6);
  }

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

  .contact-sidebar {
    border-right: none;
    border-bottom: none;
    padding: var(--space-6);
  }

  .contact-form-container {
    padding: var(--space-6);
  }

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

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

  .vision-mission-grid {
    grid-template-columns: 1fr;
  }

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

  .pharmacist-lead-banner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }

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

  .hero-stats-ribbon {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .stat-item:nth-child(2) {
    border-right: none;
  }
}

/* ==========================================================================
   3. MOBILE PHONES (max-width: 580px)
   ========================================================================== */
@media (max-width: 580px) {
  .team-grid {
    grid-template-columns: 1fr;
  }

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

  .expertise-grid {
    grid-template-columns: 1fr;
  }
  .section-padding {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  .topbar-right {
    display: none;
  }

  .hero-section {
    padding: var(--space-8) 0 var(--space-12);
  }

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

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

  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas .btn {
    width: 100%;
  }

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

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

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

  .category-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: var(--space-2);
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .category-tab-btn {
    flex-shrink: 0;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

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

  .hero-stats-ribbon {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    padding: var(--space-4);
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: var(--space-3);
  }

  .stat-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

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

  .floating-whatsapp {
    padding: 0.6rem 0.9rem;
    font-size: var(--fs-xs);
    bottom: var(--space-4);
    left: var(--space-4);
  }

  .floating-whatsapp span {
    display: none;
  }
}

/* ==========================================================================
   4. ULTRA-COMPACT MOBILE (360px)
   ========================================================================== */
@media (max-width: 360px) {
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hud-metric-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   5. MOBILE SLIDE-OVER NAVIGATION DRAWER
   ========================================================================== */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 90%;
  max-width: 380px;
  height: 100vh;
  background: var(--bg-surface-elevated);
  border-left: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-6);
  transition: right var(--transition-smooth);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.mobile-nav-drawer.active {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 13, 26, 0.6);
  backdrop-filter: blur(4px);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.mobile-nav-link {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--text-main);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-link:hover {
  color: var(--color-primary-600);
}

.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}