/* ==========================================================================
   Admin Assist Responsive System — Mobile-First Breakpoints & Adaptive Layouts
   ========================================================================== */

/* 1. Global Viewport Overflow Guard & Typography Fluidity */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

h1, h2, h3, h4, p, a, span {
  overflow-wrap: break-word;
  word-break: normal;
}

.mobile-nav-actions {
  display: none;
}

/* 2. Large Desktop (1200px - 1400px) */
@media (max-width: 1320px) {
  .main-nav .menu > li > a {
    padding: 32px 10px;
    font-size: 13px;
  }
  .nav-wrap {
    gap: 15px;
  }
  .header-actions {
    gap: 12px;
  }
}

/* 3. Compact Laptops & Tablets (<= 1024px) */
@media (max-width: 1024px) {
  .container {
    width: min(100% - 40px, 940px);
  }

  .nav-wrap {
    min-height: 76px;
    gap: 15px;
  }

  .site-logo {
    width: 175px;
    max-height: 52px;
  }

  /* Switch desktop menu to mobile drawer */
  .main-nav {
    position: fixed;
    left: 0;
    right: 0;
    top: 76px;
    background: #ffffff;
    max-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease, visibility 0.25s ease;
    box-shadow: 0 25px 60px rgba(7, 27, 52, 0.16);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    margin: 0;
    display: block;
  }

  .nav-open .main-nav {
    max-height: calc(100vh - 76px);
    opacity: 1;
    visibility: visible;
  }

  .main-nav .menu {
    display: block;
    padding: 16px 24px;
  }

  .main-nav .menu > li {
    position: relative;
    border-bottom: 1px solid var(--line);
  }

  .main-nav .menu > li:last-child {
    border-bottom: none;
  }

  .main-nav .menu > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    font-size: 15px;
    font-weight: 800;
    color: var(--navy);
  }

  .menu-item-has-children > a::after {
    display: none;
  }

  /* Mobile Submenu Toggle Button */
  .submenu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: 0;
    top: 8px;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fbfcfd;
    font-size: 22px;
    font-weight: 300;
    cursor: pointer;
    color: var(--navy);
    line-height: 1;
    transition: all 0.2s ease;
  }

  .menu-item-has-children.submenu-open > .submenu-toggle {
    background: var(--red);
    color: #ffffff;
    border-color: var(--red);
  }

  /* Mobile Submenu Drawer */
  .sub-menu {
    position: static;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--red);
    margin: 4px 0 14px 8px;
    padding: 6px 0 10px;
    background: #f8fafc;
    border-radius: 0 4px 4px 0;
    pointer-events: auto;
  }

  .menu-item-has-children.submenu-open > .sub-menu {
    display: block;
  }

  .sub-menu li > a {
    padding: 11px 16px;
    font-size: 13.5px;
    color: #2e3e52;
  }

  .sub-menu li > a::after {
    display: none;
  }

  /* Mobile Drawer Actions */
  .mobile-nav-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px 24px 30px;
    border-top: 1px solid var(--line);
    background: #ffffff;
  }

  .mobile-cta {
    width: 100%;
    justify-content: center;
    padding: 15px 20px;
    font-size: 13.5px;
    border-radius: 4px;
  }

  .mobile-phone {
    display: block;
    text-align: center;
    font-size: 13.5px;
    font-weight: 800;
    color: var(--navy);
    text-decoration: none;
    padding: 6px 0;
  }

  /* Hamburger Toggle Button */
  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 8px;
    width: 44px;
    height: 44px;
    border-radius: 4px;
    border: 1px solid transparent;
    transition: background 0.2s ease;
  }

  .menu-toggle:hover {
    background: rgba(12, 43, 80, 0.05);
  }

  .menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .nav-open .menu-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .nav-open .menu-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  main {
    padding-top: 76px;
  }

  /* Layout and Grids */
  .hero-inner, .aa-hero-grid {
    grid-template-columns: 1fr;
    padding: 50px 0 60px;
    gap: 40px;
  }
  .hero-stage {
    min-height: 380px;
  }
  .why-us-hero-stage {
    min-height: auto;
    margin-top: 10px;
  }
  .why-card {
    max-width: 100%;
  }
  .aa-hero-why-us .hero-inner {
    grid-template-columns: 1fr !important;
    padding: 50px 0 60px;
    gap: 40px;
    min-height: auto;
  }
  .aa-hero-why-us .hero-copy {
    max-width: 100%;
    padding: 0;
  }
  .aa-hero-why-us .why-us-hero-stage {
    justify-content: center;
  }
  .section {
    padding: 75px 0;
  }

  .intro-grid,
  .story-grid,
  .service-intro-grid,
  .contact-grid,
  .price-layout,
  .launch-grid,
  .efficiency-grid,
  .service-tech-qc .tech-qc-grid,
  .service-operational-workflow .workflow-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .platform-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .service-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-lifecycle .lifecycle-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .workflow-detail-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-main {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 35px;
  }

  .story-media {
    height: 380px;
    box-shadow: 16px 16px 0 var(--red);
  }
  .service-sticky {
    position: static;
  }
  .service-image-large {
    height: 380px;
    box-shadow: 16px 16px 0 var(--red);
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-grid a:nth-child(odd) {
    margin-right: 0;
  }
  .related-grid a:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
  .service-hero-inner {
    margin: auto;
    padding: 70px 0 50px;
  }
  .service-number {
    position: static;
    margin-top: 20px;
    text-align: right;
  }
  .feature-grid, .logo-wall, .workflow-grid, .benefit-grid, .process-grid {
    grid-template-columns: 1fr 1fr;
  }
  .story-reverse .story-visual {
    order: 0;
  }
  .story-photo, .service-large-image {
    height: 380px;
  }
  .cta-panel {
    display: block;
    padding: 40px 30px;
  }
  .cta-panel .btn {
    margin-top: 20px;
  }
}

/* 4. Small Tablet / Large Phone (<= 768px) */
@media (max-width: 768px) {
  .header-actions {
    display: none;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
}

/* 5. Mobile Screens (<= 640px) */
@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 100%);
  }

  .section-head {
    display: block;
    margin-bottom: 35px;
  }
  .section-head > p {
    margin-top: 14px;
  }
  .section-head h2,
  .intro-grid h2,
  .story-content h2,
  .service-intro h2,
  .contact-copy h2,
  .narrow-copy h2,
  .cta-panel h2 {
    font-size: clamp(28px, 7vw, 38px);
    line-height: 1.05;
    letter-spacing: -.03em;
  }

  .hero-copy h1,
  .aa-hero h1,
  .service-hero h1,
  .page-hero h1 {
    font-size: clamp(32px, 8vw, 44px);
    line-height: 1.02;
    letter-spacing: -.04em;
    margin: 16px 0;
  }
  .hero-copy > p,
  .service-hero p,
  .page-hero p {
    font-size: 16px;
    line-height: 1.65;
  }

  input, select, textarea {
    font-size: 16px !important;
  }

  .hero-stage {
    min-height: 290px;
    overflow: hidden;
  }
  .why-us-hero-stage {
    min-height: auto;
  }
  .why-card {
    padding: 20px 16px;
    border-radius: 12px;
  }
  .why-card-header {
    flex-wrap: wrap;
    gap: 8px;
    padding-bottom: 12px;
    margin-bottom: 14px;
  }
  .why-comp-row {
    padding: 9px 11px;
    gap: 10px;
  }
  .comp-content strong {
    font-size: 13px;
  }
  .comp-content span {
    font-size: 11px;
  }
  .comp-metric {
    font-size: 11px;
    padding: 3px 7px;
  }
  .why-card-footer {
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 14px;
  }
  .footer-stat strong {
    font-size: 20px;
  }
  .footer-badge {
    text-align: left;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }
  .hero-photo {
    inset: 0 0 20px 10px;
    box-shadow: 12px 12px 0 rgba(229, 29, 42, 0.85);
  }
  .hero-float {
    left: 0;
    bottom: 0;
    width: min(270px, 92%);
    padding: 16px;
  }
  .hero-float strong {
    font-size: 16px;
    margin: 6px 0 12px;
  }
  .hero-proof {
    gap: 8px;
    display: grid;
  }
  .hero-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }

  .rule-stats {
    grid-template-columns: 1fr;
    margin-top: 30px;
  }
  .rule-stats > div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 16px 0;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .stat-cell {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 16px;
  }

  .service-cards,
  .platform-grid,
  .workflow-detail-grid,
  .impact-grid,
  .mosaic-grid,
  .service-lifecycle .lifecycle-steps,
  .feature-grid,
  .logo-wall,
  .workflow-grid,
  .benefit-grid,
  .process-grid,
  .tech-qc-grid,
  .qc-list,
  .price-points {
    grid-template-columns: 1fr;
  }

  .step-card {
    min-height: auto;
    padding: 24px 20px;
  }
  .tech-box, .qc-box {
    padding: 28px 20px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid > div {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    padding: 24px 18px;
    min-height: auto;
  }

  .price-box {
    min-height: 220px;
    padding: 30px 24px;
  }
  .price-box strong {
    font-size: 68px;
    margin: 10px 0;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .contact-form-card {
    padding: 24px 18px;
  }

  .launch-steps > div {
    grid-template-columns: 35px 1fr;
    padding: 18px 0;
  }
  .launch-image {
    min-height: 300px;
  }

  .service-row {
    grid-template-columns: 35px 1fr 30px;
    gap: 14px;
    padding: 20px 0;
  }
  .service-main b {
    font-size: 19px;
  }
  .service-main small {
    font-size: 13px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 60px 0 40px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-brand img {
    width: 170px;
  }
  .footer-bottom {
    display: block;
    text-align: center;
  }
  .footer-bottom span {
    display: block;
    margin: 6px 0;
  }
}

/* 6. Extra Small Screens (<= 380px) */
@media (max-width: 380px) {
  .container {
    width: min(100% - 20px, 100%);
  }
  .site-logo {
    width: 150px;
  }
  .hero-copy h1,
  .aa-hero h1,
  .service-hero h1,
  .page-hero h1 {
    font-size: 29px;
  }
  .btn {
    padding: 13px 18px;
    font-size: 12px;
  }
  .price-box strong {
    font-size: 54px;
  }
  .stat-value {
    font-size: 40px;
  }
}