/* ========================================
   HEADER CSS
   ======================================== */

/* Layout Containers */
.oqsha-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0 clamp(12px, 3vw, 24px);
  font-family: "Inter", sans-serif;
  transition: transform 0.3s ease-in-out;
  background: 
    radial-gradient(
      400px 120px at 70% 0%,
      rgba(255, 255, 255, 0.08),
      transparent 70%
    ),
    linear-gradient(179deg, var(--bg1), var(--bg0));
}

.oqsha-header.header-hidden {
  transform: translateY(-150%);
}

/* NAV ITEM WRAPPER */
.oqsha-nav-item {
  position: relative;
}

/* NAV LINK */
.oqsha-navlink {
  display: inline-block;
  padding: 20px 16px;
  text-decoration: none;
  color: #1e2a3b;
  font-weight: 500;
}

/* Desktop-only hover effects */
@media (min-width: 1025px) {
  .oqsha-navlink:hover {
    color: #fff;
  }
  
  .oqsha-mega-column a:hover {
    background-color: rgba(204, 242, 255, 1);
    font-weight: 700;
  }
  
  .oqsha-logo:hover {
    opacity: 0.8;
  }
}

/* MEGA MENU PANEL */
.oqsha-mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100vw;
  /* background: #E6F0FF; */
  background: #fff;
  box-shadow: 0 8px 24px rgb(5 29 75 / 35%);
  padding: 40px 60px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 999;
}

/* SHOW ON HOVER */
@media (min-width: 1025px) {
  .oqsha-nav-item:hover .oqsha-mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(15);
  }
  .dropdown-arrow {
    display: none;
  }
}

/* INNER CONTAINER */
.oqsha-mega-container {
  max-width: 1300px;
  margin: auto;
  display: flex;
  gap: 30px;
  justify-content: end;
}

/* COLUMNS */
.oqsha-mega-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 360px;
}

@media (min-width: 1024px) {
  .width-500 {
    width: 500px;
  }
}

.oqsha-mega-column h4 {
  font-size: 16px;
  font-weight: 600;
  color: rgb(88, 141, 244);
}

.oqsha-mega-column a {
  text-decoration: none;
  color: rgba(5, 29, 75, 1);
  font-size: 16px;
  font-weight: 500;
  transition: color 0.2s ease;
  padding: 4px 0;
  margin-left: 20px;
}

.oqsha-header.solutions-page-active,
.oqsha-header.industries-page-active,
.oqsha-header.why-oqsha-page-active,
.oqsha-header.resources-about-oqsha-page-active,
.oqsha-header.case-study-page-active,
.oqsha-header.cs-lcpmo-page-active {
  background: rgba(255, 255, 255, 1);
}

.oqsha-toprow {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: 8px;
  padding-right: 8px;
  font-weight: 400;
  font-size: 12px;
}

.oqsha-logo-mark {
  width: 200px;
  height: auto;
}

/* Logo Link Styles */
.oqsha-logo {
  display: inline-block;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

/* Navigation */
.oqsha-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1360px;
  margin: 0 auto;
  padding: 30px 0;
  gap: 16px;
  font-weight: 700;
  font-size: 16px;
}

.oqsha-header.solutions-page-active .oqsha-nav,
.oqsha-header.industries-page-active .oqsha-nav,
.oqsha-header.why-oqsha-page-active .oqsha-nav,
.oqsha-header.resources-about-oqsha-page-active .oqsha-nav,
.oqsha-header.case-study-page-active .oqsha-nav,
.oqsha-header.cs-lcpmo-page-active .oqsha-nav {
  max-width: 1400px;
}

.oqsha-navlinks {
  display: flex;
  gap: 32px;
  align-items: center;
}

.oqsha-navlink {
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
}

.oqsha-header.solutions-page-active .oqsha-navlink,
.oqsha-header.industries-page-active .oqsha-navlink,
.oqsha-header.why-oqsha-page-active .oqsha-navlink,
.oqsha-header.resources-about-oqsha-page-active .oqsha-navlink,
.oqsha-header.case-study-page-active .oqsha-navlink,
.oqsha-header.cs-lcpmo-page-active .oqsha-navlink {
  color: rgba(2, 10, 25, 1);
}

/* Nav CTA Button */
.oqsha-nav .oqsha-btn {
  padding: 10px 18px;
  font-size: 13px;
  border-radius: 10px;
  white-space: nowrap;
}

/* Hamburger Menu */
.oqsha-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
}

.oqsha-header.solutions-page-active .oqsha-menu-toggle,
.oqsha-header.industries-page-active .oqsha-menu-toggle,
.oqsha-header.why-oqsha-page-active .oqsha-menu-toggle,
.oqsha-header.resources-about-oqsha-page-active .oqsha-menu-toggle,
.oqsha-header.case-study-page-active .oqsha-menu-toggle,
.oqsha-header.cs-lcpmo-page-active .oqsha-menu-toggle {
  color: rgba(5, 29, 75, 1);
}

.oqsha-nav-child {
  display: flex;
  justify-content: space-between;
  width: 90%;
}


/* ========================================
   RESPONSIVE STYLES
   ======================================== */

/* Tablet - 1275px */
@media (max-width: 1275px) {
  .oqsha-btn {
    padding: 14px 26px;
    font-size: 16px;
  }
  .oqsha-nav {
    gap: 14px;
  }
  .oqsha-nav-child {
    width: 88%;
  }

  .oqsha-mega-container {
    gap: 0;
  }
  .oqsha-mega-column {
    min-width: 300px;
  }
  .oqsha-mega-column a {
    font-size: 14px;
  }
}

/* Mobile - 1024px */
@media (max-width: 1024px) {
  .oqsha-btn {
    font-size: 15px;
  }
  .oqsha-nav {
    gap: 12px;
    justify-content: space-between;
  }
  .oqsha-navlinks {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgb(4, 22, 57);
    box-shadow: 0 8px 24px rgb(147 184 255 / 20%);
    flex-direction: column;
    padding: 24px;
    padding-bottom: 12px;
    gap: 0px;
    border: 1px solid var(--stroke);
    border-radius: 16px;
    margin-top: 8px;
    z-index: 50;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }
  .oqsha-header.solutions-page-active .oqsha-navlinks,
  .oqsha-header.industries-page-active .oqsha-navlinks,
  .oqsha-header.why-oqsha-page-active .oqsha-navlinks,
  .oqsha-header.resources-about-oqsha-page-active .oqsha-navlinks,
  .oqsha-header.case-study-page-active .oqsha-navlinks,
  .oqsha-header.cs-lcpmo-page-active .oqsha-navlinks {
    /* background: #E6F0FF; */
    background: #fff;
    box-shadow: 0 8px 24px rgb(5 29 75 / 35%);
  }
  .oqsha-navlinks.active {
    display: flex;
    align-items: start;
    margin-left: clamp(6px, 1vw, 24px);
    margin-right: clamp(6px, 1vw, 24px);
  }
  .oqsha-menu-toggle {
    display: block;
    transform: scale(1.4);
  }
  .oqsha-nav-child {
    flex-direction: row-reverse;
    width: auto;
    padding-left: 0;
  }
  .oqsha-toprow {
    display: none;
  }
  .oqsha-logo {
    position: static;
  }
  .oqsha-logo-mark {
    width: 160px;
  }

  /* Disable desktop mega hover behavior */
  .oqsha-mega-menu {
    position: static;
    width: 100%;
    padding: 0;
    opacity: 1;
    visibility: visible;
    background: none;
    box-shadow: none;
    display: none;
    margin-bottom: 12px;
  }

  .oqsha-navlink {
    font-weight: 700;
  }
  .oqsha-header.solutions-page-active .oqsha-navlink,
  .oqsha-header.industries-page-active .oqsha-navlink,
  .oqsha-header.why-oqsha-page-active .oqsha-navlink,
  .oqsha-header.resources-about-oqsha-page-active .oqsha-navlink,
  .oqsha-header.case-study-page-active .oqsha-navlink,
  .oqsha-header.cs-lcpmo-page-active .oqsha-navlink {
    color: rgb(8, 46, 120);
  }

  .oqsha-nav-item {
    width: 100%;
  }

  /* When dropdown is open */
  .oqsha-nav-item.open > .oqsha-mega-menu {
    display: block;
  }

  .oqsha-mega-container {
    flex-direction: column;
    gap: 24px;
    padding: 20px 0 20px 30px;
    border-top: 4px solid rgb(255 255 255 / 62%);
    border-bottom: 4px solid rgb(255 255 255 / 62%);
  }
  .oqsha-header.solutions-page-active .oqsha-mega-container,
  .oqsha-header.industries-page-active .oqsha-mega-container,
  .oqsha-header.why-oqsha-page-active .oqsha-mega-container,
  .oqsha-header.resources-about-oqsha-page-active .oqsha-mega-container,
  .oqsha-header.case-study-page-active .oqsha-mega-container,
  .oqsha-header.cs-lcpmo-page-active .oqsha-mega-container {
    border-top: 4px solid rgb(5 29 75 / 25%);
    border-bottom: 4px solid rgb(5 29 75 / 25%);
  }

  .oqsha-mega-column {
    gap: 10px;
  }

  .oqsha-mega-column h4 {
    margin-bottom: 6px;
  }

  .oqsha-mega-column a {
    color: #fff;
  }
  .oqsha-header.solutions-page-active .oqsha-mega-column a,
  .oqsha-header.industries-page-active .oqsha-mega-column a,
  .oqsha-header.why-oqsha-page-active .oqsha-mega-column a,
  .oqsha-header.resources-about-oqsha-page-active .oqsha-mega-column a,
  .oqsha-header.case-study-page-active .oqsha-mega-column a,
  .oqsha-header.cs-lcpmo-page-active .oqsha-mega-column a {
    color: rgba(5, 29, 75, 1);
  }

  /* Nav link row with arrow */
  .oqsha-navlink-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
  }

  .dropdown-arrow {
    font-size: 20px;
    transition: transform 0.3s ease;
    color: #fff;
  }
  .oqsha-header.solutions-page-active .dropdown-arrow,
  .oqsha-header.industries-page-active .dropdown-arrow,
  .oqsha-header.why-oqsha-page-active .dropdown-arrow,
  .oqsha-header.resources-about-oqsha-page-active .dropdown-arrow,
  .oqsha-header.case-study-page-active .dropdown-arrow,
  .oqsha-header.cs-lcpmo-page-active .dropdown-arrow {
    color: rgb(8, 46, 120);
  }

  .oqsha-nav-item.open .dropdown-arrow {
    transform: rotate(180deg);
  }
}

/* Small Mobile - 600px */
@media (max-width: 600px) {
  .oqsha-mega-column {
    min-width: 250px;
  }
  .oqsha-mega-column a {
    margin-left: 0;
  }
  .oqsha-mega-container {
    padding: 30px 0 30px 15px;
  }
}

/* Extra Small Mobile - 480px */
@media (max-width: 480px) {
  .oqsha-nav .oqsha-btn {
    padding: 8px 12px;
    font-size: 12px;
    width: auto;
  }
  .oqsha-logo-mark {
    width: 110px;
  }
  .oqsha-nav {
    gap: 8px;
  }
}