/* =============================================================================
   TechnBrains — Mobile Header + Slide-out Nav
   ============================================================================= */

.tnb-mobile-header {
  display: none;
}

@media (max-width: 991px) {

  /* ── Top bar ────────────────────────────────────────────────────────────── */
  .tnb-mobile-header {
    display: block;
    background: #000;
    position: sticky;
    top: 0;
    z-index: 200;
    box-shadow: 0 2px 12px rgba(0,0,0,.4);
  }

  .tnb-mobile-header .main-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
	/* padding: 0 20px; */
    height: 64px;
  }

  .tnb-mobile-header .header-logo {
    display: flex;
    align-items: center;
  }

  .tnb-mobile-header .header-logo img {
    width: 170px;
    height: auto;
    display: block;
  }

  /* ── Overlay ────────────────────────────────────────────────────────────── */
  .tnb-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.65);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
    z-index: 210;
  }
  .tnb-menu-overlay.open {
    opacity: 1;
    visibility: visible;
  }

  /* ── Hamburger ──────────────────────────────────────────────────────────── */
  .mobile-nav .header-top {
    display: flex;
    align-items: center;
  }

  .mobile-nav .hamburg {
    width: 42px;
    height: 42px;
    background: #EC1C24;
    color: #fff;
    border: none;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    z-index: 230;
    transition: background .2s, transform .2s;
    flex-shrink: 0;
    padding: 0;
  }

  .mobile-nav .hamburg:hover {
    background: #c8151c;
  }

  .mobile-nav .hamburg svg {
    width: 18px;
    height: 18px;
    display: block;
    transition: opacity .2s;
  }

  .mobile-nav .hamburg .icon-close { display: none; }
  .mobile-nav .hamburg.open .icon-bars { display: none; }
  .mobile-nav .hamburg.open .icon-close { display: block; }

  /* ── Slide-out panel ────────────────────────────────────────────────────── */
  .mobile-nav .header-menu {
    background: #0d0d0d;
    width: 320px;
    position: fixed;
    top: 0;
    right: -360px;
    z-index: 220;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    transition: right .35s cubic-bezier(.4,0,.2,1);
    display: flex;
    flex-direction: column;
    scrollbar-width: thin;
    scrollbar-color: #2a2a2a transparent;
  }

  .mobile-nav .header-menu::-webkit-scrollbar { width: 4px; }
  .mobile-nav .header-menu::-webkit-scrollbar-track { background: transparent; }
  .mobile-nav .header-menu::-webkit-scrollbar-thumb { background: #2a2a2a; border-radius: 4px; }

  .mobile-nav .header-menu.open {
    right: 0;
  }

  /* Panel inner header */
  .mobile-nav .header-menu::before {
    content: '';
    display: block;
    height: 64px;
    flex-shrink: 0;
    border-bottom: 1px solid rgba(255,255,255,.07);
    background: #000;
  }

  /* ── Nav list ───────────────────────────────────────────────────────────── */
  .mobile-nav .header-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
  }

  .mobile-nav .header-menu > ul {
    padding: 8px 0 24px;
  }

  .mobile-nav .header-menu > ul > li {
    padding: 0;
    border-bottom: 1px solid rgba(255,255,255,.06);
  }

  .mobile-nav .header-menu > ul > li:last-child {
    border-bottom: none;
  }

  /* Top-level plain links (Home, Blogs) */
  .mobile-nav .header-menu > ul > li > a {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    font-family: "Outfit", sans-serif;
    font-weight: 500;
    font-size: 15px;
    color: #e8e4e0;
    text-decoration: none !important;
    transition: color .2s;
  }

  .mobile-nav .header-menu > ul > li > a:hover {
    color: #fff;
  }

  .mobile-nav .header-menu ul li a.nav-parent,
  .mobile-nav .header-menu ul li a.active {
    color: #EC1C24 !important;
  }

  /* ── Parent toggle row (L1) ─────────────────────────────────────────────── */
  .mobile-nav .menuDropdown {
    padding: 0;
  }

  .mobile-nav .menuDropdown a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 15px 20px;
    font-family: "Outfit", sans-serif;
    font-weight: 500;
    font-size: 15px;
    color: #e8e4e0;
    text-decoration: none !important;
    transition: color .2s;
    cursor: pointer;
  }

  .mobile-nav .menuDropdown a:hover {
    color: #fff;
  }

  .mobile-nav .menuDropdown svg {
    transition: transform .3s ease;
    flex-shrink: 0;
    color: #888;
    margin-left: 8px;
  }

  .mobile-nav .menuDropdown.open svg {
    transform: rotate(180deg);
    color: #EC1C24;
  }

  .mobile-nav .has-child.active .menuDropdown a {
    color: #fff !important;
  }
  .mobile-nav .has-child.active .menuDropdown svg {
    color: #EC1C24;
  }

  /* ── Level-2 child list ─────────────────────────────────────────────────── */
  .mobile-nav .child {
    background: rgba(255,255,255,.03);
    border-top: 1px solid rgba(255,255,255,.06);
    padding: 6px 0 6px 0;
    margin: 0;
  }

  .mobile-nav .child > li {
    padding: 0;
    border-bottom: none;
  }

  /* Direct link items in L2 (Industries, Case Studies, About Us, Contact Us) */
  .mobile-nav .child > li > a:not(.link) {
    display: flex;
    align-items: center;
    padding: 10px 20px 10px 32px;
    font-family: "Outfit", sans-serif;
    font-weight: 400;
    font-size: 13px;
    color: #8a8480;
    text-decoration: none !important;
    transition: color .2s;
    position: relative;
  }

  .mobile-nav .child > li > a:not(.link)::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #3a3a3a;
    transition: background .2s;
  }

  .mobile-nav .child > li > a:not(.link):hover {
    color: #e8e4e0;
  }

  .mobile-nav .child > li > a:not(.link):hover::before {
    background: #EC1C24;
  }

  .mobile-nav .child > li > a:not(.link).active {
    color: #EC1C24 !important;
  }

  .mobile-nav .child > li > a:not(.link).active::before {
    background: #EC1C24;
  }

  /* L2 toggle */
  .mobile-nav .child .link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px 10px 32px;
    font-family: "Outfit", sans-serif;
    font-weight: 500;
    font-size: 13px;
    color: #b0aaa5;
    text-decoration: none !important;
    width: 100%;
    transition: color .2s;
    cursor: pointer;
  }

  .mobile-nav .child .link:hover {
    color: #fff;
  }

  .mobile-nav .child .link svg {
    transition: transform .3s ease;
    flex-shrink: 0;
    color: #666;
    margin-left: 6px;
  }

  .mobile-nav .child .link.open svg {
    transform: rotate(180deg);
    color: #EC1C24;
  }

  .mobile-nav .child .has-child.active .link {
    color: #EC1C24 !important;
  }

  /* ── Level-3 inner list ─────────────────────────────────────────────────── */
  .mobile-nav .child ul {
    background: rgba(0,0,0,.2);
    padding: 4px 0;
    margin: 0;
    border-top: 1px solid rgba(255,255,255,.04);
  }

  .mobile-nav .child ul li {
    padding: 0;
    border-bottom: none;
  }

  .mobile-nav .child ul li a {
    display: flex;
    align-items: center;
    padding: 9px 20px 9px 44px;
    font-family: "Outfit", sans-serif;
    font-size: 13px;
    color: #8a8480;
    font-weight: 400;
    text-decoration: none !important;
    transition: color .2s;
    position: relative;
  }

  .mobile-nav .child ul li a::before {
    content: '';
    position: absolute;
    left: 32px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #3a3a3a;
    transition: background .2s;
  }

  .mobile-nav .child ul li a:hover {
    color: #e8e4e0;
  }

  .mobile-nav .child ul li a:hover::before {
    background: #EC1C24;
  }

  .mobile-nav .child ul li a.active {
    color: #EC1C24 !important;
  }

  .mobile-nav .child ul li a.active::before {
    background: #EC1C24;
  }

  /* ── CTA at bottom of panel ─────────────────────────────────────────────── */
  .mobile-nav .mob-cta-wrap {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,.08);
    margin-top: auto;
  }

  .mobile-nav .mob-cta-btn {
    display: block;
    width: 100%;
    padding: 14px 20px;
    background: #EC1C24;
    color: #fff !important;
    font-family: "Outfit", sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    text-decoration: none !important;
    border-radius: 8px;
    letter-spacing: .01em;
    transition: background .2s;
  }

  .mobile-nav .mob-cta-btn:hover {
    background: #c8151c;
  }

}

/* ── Full-width panel on small screens ──────────────────────────────────────── */
@media (max-width: 480px) {
  .mobile-nav .header-menu {
    width: 100%;
    right: -100%;
  }
}