/* ══════════════════════════════════════════════════════════════════════
   SCL — DEDICATED HEADER & MEGA MENU STYLESHEET
   Full Desktop Mega Menus & Responsive Mobile Navigation Drawer
   ══════════════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────
   1. HEADER BAR & LOGO
   ───────────────────────────────────────────── */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 200;
  transition: box-shadow var(--tr);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h, 72px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.logo-img {
  height: 38px;
  width: auto;
  display: block;
}

/* ─────────────────────────────────────────────
   2. DESKTOP NAVIGATION LIST & LINKS
   ───────────────────────────────────────────── */
.nav-list {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.has-mega {
  position: static;
}

.nav-link-row {
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: .84rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: .01em;
  transition: color var(--tr);
  position: relative;
  padding: .5rem .25rem;
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  cursor: pointer;
  text-decoration: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  height: 2px;
  background: var(--sky);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--tr);
}

/* Active & Hover States */
.nav-link:hover,
.nav-link.active,
.has-mega.current-page > .nav-link,
.has-mega.current-page > .nav-link-row > .nav-link,
.has-mega.active > .nav-link,
.has-mega.active > .nav-link-row > .nav-link {
  color: var(--sky);
}

.nav-link:hover::after,
.nav-link.active::after,
.has-mega.current-page > .nav-link::after,
.has-mega.current-page > .nav-link-row > .nav-link::after,
.has-mega.active > .nav-link::after,
.has-mega.active > .nav-link-row > .nav-link::after {
  transform: scaleX(1);
}

.nav-arrow {
  width: 9px;
  height: 9px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform .25s ease;
}

.has-mega.active-mega .nav-arrow,
.has-mega.mob-open .nav-arrow {
  transform: rotate(180deg);
}

/* ─────────────────────────────────────────────
   3. MEGA MENU DROPDOWN PANEL
   ───────────────────────────────────────────── */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 3px solid var(--sky);
  box-shadow: 0 20px 50px rgba(15, 50, 92, .15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .22s ease, transform .22s ease, visibility .22s ease;
  pointer-events: none;
  z-index: 195;
  max-height: calc(85vh - var(--header-h, 72px));
  overflow-y: auto;
}

.has-mega.active-mega .mega-menu,
.has-mega.mob-open .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.mega-inner {
  padding: 2rem 1.5rem 2.25rem;
}

.mega-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

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

.mega-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mega-title {
  font-size: .92rem;
  font-weight: 800;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: .5rem;
  padding-bottom: .45rem;
  border-bottom: 2px solid var(--sky-light);
  margin-bottom: .2rem;
}

.mega-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--sky);
  border-radius: 50%;
  flex-shrink: 0;
}

.mega-subgroup {
  margin-bottom: .25rem;
}

.mega-subtitle {
  font-size: .83rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: .35rem;
  display: flex;
  align-items: center;
  gap: .35rem;
}

.mega-subtitle::before {
  content: '▸';
  color: var(--sky);
  font-size: .75rem;
  flex-shrink: 0;
}

.mega-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding-inline-start: .75rem;
  margin: 0;
}

.mega-list li a {
  font-size: .8rem;
  color: var(--gray-600);
  transition: all var(--tr);
  display: block;
  padding: .15rem 0;
  line-height: 1.45;
  border-radius: 2px;
  text-decoration: none;
}

.mega-list li a:hover,
.mega-list li a.active {
  color: var(--sky);
  font-weight: 800;
  padding-inline-start: 6px;
  background: var(--sky-light);
}

.mega-card {
  background: linear-gradient(135deg, rgba(15, 50, 92, .03) 0%, rgba(0, 162, 60, .08) 100%);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .65rem;
}

.mega-card-title {
  font-size: .9rem;
  font-weight: 800;
  color: var(--navy);
}

.mega-card-text {
  font-size: .78rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.mega-card .btn {
  align-self: flex-start;
  padding: .45rem 1rem;
  font-size: .78rem;
}

.mega-bottom-bar {
  margin-top: 1.5rem;
  padding: .85rem 1.25rem;
  border-top: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--off-white);
  border-radius: var(--radius-md);
}

.mega-bottom-bar p {
  font-size: .84rem;
  font-weight: 700;
  color: var(--navy);
}

.mob-chevron-btn {
  display: none;
}

/* ─────────────────────────────────────────────
   4. MOBILE NAVIGATION CONTROLS & OVERLAY
   ───────────────────────────────────────────── */
.mob-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
  padding: 8px;
  border: 1px solid var(--gray-200);
  transition: all var(--tr);
}

.mob-toggle:hover {
  background: var(--gray-100);
  border-color: var(--navy);
}

.mob-toggle span {
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transform-origin: center;
}

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

.mob-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

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

.mob-nav-cta {
  display: none;
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 34, 64, 0.45);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 150;
  cursor: pointer;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ─────────────────────────────────────────────
   5. MOBILE BREAKPOINTS (DRAWER NAVIGATION)
   ───────────────────────────────────────────── */
@media (max-width: 992px) {
  .mob-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: var(--header-h, 72px);
    inset-inline: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.5rem 1.5rem;
    box-shadow: 0 16px 36px rgba(15, 50, 92, 0.16);
    border-bottom: 3px solid var(--sky);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease, visibility 0.35s;
    z-index: 199;
    max-height: calc(100vh - var(--header-h, 72px));
    overflow-y: auto;
  }

  .nav-list.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list li {
    width: 100%;
  }

  .has-mega {
    position: relative;
    width: 100%;
  }

  .has-mega .nav-link-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    border-bottom: 1px solid var(--gray-100);
  }

  .has-mega .nav-link {
    border-bottom: none;
    flex: 1;
    padding: .85rem .5rem;
  }

  .nav-link {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.85rem 0.5rem;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--navy);
    border-bottom: 1px solid var(--gray-100);
    transition: all var(--tr);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link:active,
  .nav-link.active,
  .has-mega.current-page > .nav-link,
  .has-mega.current-page > .nav-link-row > .nav-link {
    color: var(--sky);
    background: var(--sky-light);
    padding-inline-start: 1rem;
    border-radius: var(--radius);
  }

  .nav-arrow {
    display: none;
  }

  .mob-chevron-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    cursor: pointer;
    color: var(--navy);
    border: none;
    background: transparent;
  }

  .mob-chevron-btn svg {
    width: 12px;
    height: 12px;
    stroke: currentColor;
    stroke-width: 2.2;
    fill: none;
    transition: transform .25s ease;
  }

  .has-mega.active-mega > .nav-link-row .mob-chevron-btn svg,
  .has-mega.mob-open > .nav-link-row .mob-chevron-btn svg,
  .has-mega.active > .nav-link-row .mob-chevron-btn svg,
  .has-mega.open > .nav-link-row .mob-chevron-btn svg {
    transform: rotate(180deg);
    color: var(--sky);
  }

  .has-mega > .mega-menu {
    position: static;
    display: none;
    width: 100%;
    max-height: none;
    box-shadow: none;
    border: none;
    border-inline-start: 3px solid var(--sky);
    background: #f7faf8;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    padding: 0;
  }

  .has-mega.active-mega > .mega-menu,
  .has-mega.mob-open > .mega-menu,
  .has-mega.active > .mega-menu,
  .has-mega.open > .mega-menu {
    display: block !important;
  }

  .mega-inner {
    padding: 1rem .75rem 1.25rem;
  }

  .mega-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .mega-bottom-bar {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .mega-bottom-bar .btn {
    width: 100%;
    justify-content: center;
  }

  .mob-nav-cta {
    display: block;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
  }

  .mob-nav-cta .btn {
    width: 100%;
    justify-content: center;
  }
}