/* ==========================================================================
   SENDLO 3D WEBSITE — RESPONSIVE MEDIA QUERIES
   ========================================================================== */

@media (max-width: 1200px) {
  .hero-title {
    font-size: 3.5rem;
  }
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-card.col-span-2 {
    grid-column: span 2;
  }
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-brand {
    grid-column: span 3;
  }
}

@media (max-width: 992px) {
  .hero-title {
    font-size: 3rem;
  }
  .section-headline {
    font-size: 2.25rem;
  }

  /* Navigation Bar Mobile & Tablet Drawer */
  .nav-glass-bar {
    position: relative;
    padding: 0.65rem 1rem;
  }

  .nav-links-desktop {
    display: none !important;
  }

  .desktop-only-btn {
    display: none !important;
  }

  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-fast);
  }

  .mobile-menu-btn:active {
    transform: scale(0.95);
  }

  /* Full Glass Mobile Drawer */
  .mobile-nav-drawer {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 0.65rem);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    border: 1px solid rgba(0, 146, 254, 0.18);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(0, 146, 254, 0.15), 0 8px 30px rgba(0, 0, 0, 0.1);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-16px) scale(0.97);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    z-index: 1000;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
  }

  .mobile-nav-drawer.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  .mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
  }

  .mobile-drawer-tag {
    font-size: 0.675rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--sendlo-blue);
    letter-spacing: 0.08em;
  }

  .mobile-drawer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .mobile-drawer-links li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    text-decoration: none;
    transition: all var(--transition-fast);
  }

  .mobile-drawer-links li a:hover,
  .mobile-drawer-links li a:active {
    background: #E0F2FE;
    border-color: var(--sendlo-blue);
    transform: translateX(4px);
  }

  /* Mobile Navigation Accordions */
  .mobile-accordion-item {
    display: flex;
    flex-direction: column;
    width: 100%;
  }

  .mobile-accordion-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all var(--transition-fast);
  }

  .mobile-accordion-btn:hover {
    background: #E0F2FE;
    border-color: var(--sendlo-blue);
  }

  .accordion-arrow {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
  }

  .mobile-accordion-item.active .accordion-arrow {
    transform: rotate(180deg);
    color: var(--sendlo-blue);
  }

  .mobile-accordion-content {
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem 0 0.25rem 0;
  }

  .mobile-accordion-item.active .mobile-accordion-content {
    display: flex;
  }

  .mobile-drawer-links li a.sub-link,
  .mobile-drawer-links li .sub-link {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 0.85rem !important;
    padding: 0.85rem 1rem !important;
    border-radius: 14px !important;
    background: #FFFFFF !important;
    font-size: 0.925rem !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-light) !important;
    text-align: left !important;
    width: 100% !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    transition: all var(--transition-fast);
  }

  .mobile-drawer-links li a.sub-link:hover,
  .mobile-drawer-links li a.sub-link:active {
    background: #E0F2FE !important;
    border-color: var(--sendlo-blue) !important;
    transform: translateX(4px);
  }

  .mobile-drawer-links li a.sub-link i {
    font-size: 1.15rem;
    flex-shrink: 0;
  }

  .text-pink { color: #EC4899; }
  .text-green { color: #22C55E; }
  .text-purple { color: #8B5CF6; }
  .text-blue { color: #3B82F6; }
  .text-yellow { color: #F59E0B; }
  .text-cyan { color: #06B6D4; }
  .text-red { color: #EF4444; }
  .text-emerald { color: #10B981; }

  .mobile-link-icon.pricing-icon { background: linear-gradient(135deg, #F59E0B, #D97706); }
  .mobile-link-icon.product-icon { background: linear-gradient(135deg, var(--sendlo-blue), #0077E6); }
  .mobile-link-icon.resource-icon { background: linear-gradient(135deg, #8B5CF6, #6D28D9); }
  .mobile-link-icon.integration-icon { background: linear-gradient(135deg, #06B6D4, #3B82F6); }
  .mobile-link-icon.solution-icon { background: linear-gradient(135deg, #10B981, #047857); }

  .mobile-link-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
  }

  .mobile-link-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--sendlo-blue), #0077E6);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 4px 10px rgba(0, 146, 254, 0.25);
    flex-shrink: 0;
  }

  .mobile-link-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    text-align: left;
  }

  .mobile-link-text .title {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-primary);
  }

  .mobile-link-text .sub {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
  }

  .arrow-icon {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
  }

  .mobile-drawer-links li a:hover .arrow-icon {
    color: var(--sendlo-blue);
    transform: translateX(3px);
  }

  .mobile-drawer-cta {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-subtle);
  }

  .mobile-btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem;
    border-radius: 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.925rem;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    transition: all var(--transition-fast);
  }

  .mobile-btn-login:hover {
    border-color: var(--sendlo-blue);
    color: var(--sendlo-blue);
  }

  .mobile-btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--sendlo-blue) 0%, var(--electric-blue) 100%);
    color: #FFFFFF;
    font-weight: 800;
    font-size: 0.95rem;
    text-decoration: none;
    box-shadow: 0 8px 25px rgba(0, 146, 254, 0.35);
    transition: all var(--transition-fast);
  }

  .mobile-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 146, 254, 0.45);
  }

  .mobile-drawer-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    font-size: 0.725rem;
    font-weight: 700;
    color: var(--text-muted);
    padding-top: 0.25rem;
  }

  .mobile-drawer-footer .dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
  }
  .audience-grid, .workflow-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }
  .pricing-card.featured-pro {
    transform: none;
  }
  .pricing-card.featured-pro:hover {
    transform: translateY(-8px);
  }
  .mental-model-pipeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .pipeline-connector {
    display: none;
  }
  .channels-grid-equal {
    grid-template-columns: repeat(2, 1fr);
  }
  .ai-split-grid, .dev-split-grid {
    grid-template-columns: 1fr;
  }
  .hub-body-grid {
    grid-template-columns: 1fr;
  }
  .network-nodes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .omnichannel-hub-stage {
    grid-template-columns: 1fr;
  }
  .app-logo-wall-stage {
    grid-template-columns: repeat(3, 1fr);
  }
  .uc-outcomes-grid {
    grid-template-columns: 1fr;
  }
  .hero-3d-wrapper {
    height: 420px;
  }
  .dark-network-canvas-wrapper {
    height: 400px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding-top: 8rem;
  }
  .hero-title {
    font-size: 2.35rem;
  }
  .hero-subheadline {
    font-size: 1.05rem;
  }
  .hero-cta-row {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-row a {
    width: 100%;
  }
  .audience-grid, .workflow-steps-grid, .mental-model-pipeline {
    grid-template-columns: 1fr;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card.col-span-2 {
    grid-column: span 1;
  }
  .channels-grid-equal {
    grid-template-columns: repeat(2, 1fr);
  }
  .ai-split-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-brand {
    grid-column: span 2;
  }
  .footer-bottom-bar {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .early-access-form {
    flex-direction: column;
  }
  .early-access-form input, .early-access-form button {
    width: 100%;
  }
  .hero-3d-wrapper {
    height: 320px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  .section-headline {
    font-size: 1.85rem;
  }
  .channels-grid-equal {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: span 1;
  }
}

/* ==========================================================================
   Layout fixes
   ========================================================================== */

/* Font icons on white logo tiles were white-on-white */
.brand-icon-box.google-box i { color: #1a73e8; }
.brand-icon-box.shopify-box i { color: #5e8e3e; }
.brand-icon-box.stripe-box i { color: #635bff; }
.brand-icon-box.slack-box i { color: #4a154b; }
.brand-icon-box.hubspot-box i { color: #ff7a59; }

/* Grid tracks must be allowed to shrink below their content, or long
   labels push the page wider than the viewport on phones */
.ai-split-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.network-nodes-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ai-metrics-row { flex-wrap: wrap; gap: 1.25rem 2.5rem; }
.ai-neural-card,
.ai-neural-card * { overflow-wrap: anywhere; }

@media (max-width: 992px) {
  .ai-split-grid { grid-template-columns: minmax(0, 1fr); }
  .network-nodes-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .ai-left-content h2 { font-size: 2rem; }
}

@media (max-width: 560px) {
  .network-nodes-grid { grid-template-columns: minmax(0, 1fr); }
}