/* Global SG Academy nav — DESIGN.md
   Hides lander <header> (MENU + logo) so only .sg-nav remains. */

@import url("https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@600;700;800&family=Work+Sans:wght@400;500;600;700&display=swap");

/* Hide lander MENU/logo headers only — keep guide .site-bar and .sg-nav.
   Matches bare <header>, tvetkalvi .header-one, and autotronics nested header. */
header:has(.header-wrapper),
header:has(.navigation-top),
header.header-one,
.mobileMenuBlocker {
  display: none !important;
}

/* Variables on both nav + drawer — drawer is a sibling of .sg-nav, not a child,
   so it cannot inherit --sg-* from .sg-nav alone (labels went white-on-white).
   Token names keep --sg-forest aliases; values = Academic Heritage primary blue. */
.sg-nav,
.sg-nav-drawer {
  --sg-forest: #005994;
  --sg-forest-2: #0072bc;
  --sg-accent: #00658c;
  --sg-paper: #fbf9f8;
  --sg-ink: #1b1c1c;
  --sg-muted: #404751;
  --sg-line: #c0c7d3;
  font-family: "Work Sans", system-ui, sans-serif;
  color: var(--sg-ink, #1b1c1c);
}
.sg-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251, 249, 248, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sg-line, #c0c7d3);
}
.sg-nav *,
.sg-nav *::before,
.sg-nav *::after,
.sg-nav-drawer *,
.sg-nav-drawer *::before,
.sg-nav-drawer *::after {
  box-sizing: border-box;
}
.sg-nav a,
.sg-nav-drawer a {
  text-decoration: none;
}

.sg-nav-inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.55rem 1rem;
  min-height: 56px;
  max-height: none;
  height: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: space-between;
}

.sg-nav-brand {
  display: inline-flex !important;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
  width: auto !important;
}
/* Beat lander `img { width:100% }` */
.sg-nav-brand img,
.sg-nav .sg-nav-brand img {
  display: block !important;
  width: 44px !important;
  max-width: 44px !important;
  height: auto !important;
  max-height: 48px !important;
}

.sg-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: nowrap;
  justify-content: flex-end;
}

.sg-nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--sg-ink, #1b1c1c) !important;
  padding: 0.4rem 0.65rem;
  border-radius: 0.25rem;
  white-space: nowrap;
}
.sg-nav-link:hover {
  background: rgba(0, 89, 148, 0.08);
  color: var(--sg-forest, #005994) !important;
}

.sg-nav-cta {
  background: var(--sg-forest, #005994) !important;
  color: #fff !important;
  padding: 0.45rem 0.85rem;
  border-radius: 0.25rem;
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  text-transform: none;
  border: 0 !important;
  font-family: "Hanken Grotesk", system-ui, sans-serif;
}
.sg-nav-cta:hover {
  background: var(--sg-forest-2, #0072bc) !important;
  color: #fff !important;
}

.sg-nav-dd {
  position: relative;
}
/* Wide mega-menu: position against .sg-nav-inner so it stays in-viewport
   (right:0 under the Programmes trigger overflows left off-screen). */
.sg-nav-dd[data-menu="programmes"] {
  position: static;
}
.sg-nav-dd > button,
.sg-nav-burger {
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff !important;
  background: var(--sg-forest, #005994) !important;
  border: 0 !important;
  border-radius: 0.25rem;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-transform: none;
  font-family: "Hanken Grotesk", "Work Sans", system-ui, sans-serif;
}
.sg-nav-dd > button:hover,
.sg-nav-dd.open > button,
.sg-nav-burger:hover,
.sg-nav-burger[aria-expanded="true"] {
  background: var(--sg-forest-2, #0072bc) !important;
  color: #fff !important;
}
.sg-nav-dd > button .chev {
  width: 0.4rem;
  height: 0.4rem;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.18s ease;
}
.sg-nav-dd.open > button .chev {
  transform: rotate(225deg) translateY(-1px);
}

.sg-nav-burger {
  display: none;
  width: 44px;
  height: 40px;
  padding: 0;
  justify-content: center;
  border-radius: 10px;
}
.sg-nav-burger .bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 18px;
}
.sg-nav-burger .bars i {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 1px;
}

/* Mobile WhatsApp icon — sits beside hamburger; desktop uses text CTA */
.sg-nav-wa-icon {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #25d366;
  color: #fff !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.35);
}
.sg-nav-wa-icon:hover {
  background: #1ebe57;
  color: #fff !important;
}
.sg-nav-wa-icon svg {
  display: block;
  width: 22px;
  height: 22px;
}

/* Hide lander floating WA FAB + “Have Questions?” bubble — nav owns WA */
.wa__btn_popup,
.wa__btn_popup_txt,
.wa__btn_popup_icon,
div.wa__btn_popup {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.sg-nav-panel {
  display: none;
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: calc(100% + 0.45rem);
  width: auto;
  max-width: 920px;
  margin-inline: auto;
  background: #fff;
  border: 1px solid var(--sg-line);
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 1rem;
  z-index: 1001;
  max-height: min(70vh, 560px);
  overflow: auto;
}
.sg-nav-panel--narrow {
  left: 0;
  right: auto;
  width: min(420px, calc(100vw - 1.5rem));
  max-width: min(420px, calc(100vw - 1.5rem));
  margin-inline: 0;
}
/* More sits near the WhatsApp CTA — open leftward so the panel stays in-viewport */
.sg-nav-dd[data-menu="more"] .sg-nav-panel--narrow {
  left: auto;
  right: 0;
}
.sg-nav-dd.open .sg-nav-panel {
  display: block;
  animation: sgNavIn 0.18s ease;
}
@keyframes sgNavIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .sg-nav-dd.open .sg-nav-panel {
    animation: none;
  }
}

.sg-nav-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--sg-line);
}
.sg-nav-panel-head strong {
  font-family: Hanken Grotesk, Georgia, serif;
  font-size: 1.15rem;
  color: var(--sg-forest, #005994) !important;
}
.sg-nav-panel-head a {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--sg-accent, #00658c) !important;
}

.sg-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.35rem 0.75rem;
}
.sg-nav-grid a {
  display: block;
  padding: 0.55rem 0.65rem;
  border-radius: 0.55rem;
  color: var(--sg-ink, #1b1c1c) !important;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.25;
  text-transform: none;
}
.sg-nav-grid a span {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--sg-muted, #404751) !important;
  margin-top: 0.15rem;
}
.sg-nav-grid a:hover {
  background: #eef5f1;
  color: var(--sg-forest, #005994) !important;
}
.sg-nav-grid a.guide {
  border: 1px dashed var(--sg-line, rgba(20, 32, 26, 0.12));
}

/* Mobile / compact desktop: hamburger drawer */
.sg-nav-drawer {
  display: none;
  position: fixed;
  inset: 56px 0 0 0;
  z-index: 999;
  background: rgba(27, 28, 28, 0.4);
}
.sg-nav-drawer.open {
  display: block;
}
.sg-nav-drawer-panel {
  margin-left: auto;
  width: min(360px, 100%);
  height: 100%;
  background: #fff;
  color: var(--sg-ink, #1b1c1c);
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.1);
  padding: 1rem 1rem 2rem;
  overflow: auto;
}
.sg-nav-drawer-panel .sg-nav-link,
.sg-nav-drawer-panel .sg-nav-cta {
  display: block;
  width: 100%;
  text-align: left;
  margin: 0.25rem 0;
  border-radius: 0.65rem;
}
.sg-nav-drawer-panel .sg-nav-cta {
  text-align: center;
  margin-top: 0.75rem;
}
.sg-nav-drawer-panel h3 {
  font-family: Hanken Grotesk, Georgia, serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--sg-forest, #005994) !important;
  margin: 1rem 0 0.5rem;
  text-align: left;
  text-transform: none;
}
.sg-nav-drawer-panel .sg-nav-grid {
  grid-template-columns: 1fr;
}

/* Nested drawer sections (Programmes / Corporates) */
.sg-nav-sub {
  margin: 0.25rem 0;
}
.sg-nav-sub > button {
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  width: 100%;
  text-align: left;
  color: var(--sg-ink, #1b1c1c) !important;
  background: rgba(0, 89, 148, 0.06) !important;
  border: 0 !important;
  border-radius: 0.65rem;
  padding: 0.65rem 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.sg-nav-sub > button .chev {
  width: 0.4rem;
  height: 0.4rem;
  border-right: 2px solid var(--sg-forest, #005994);
  border-bottom: 2px solid var(--sg-forest, #005994);
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.18s ease;
  flex-shrink: 0;
}
.sg-nav-sub.open > button {
  background: rgba(0, 89, 148, 0.12) !important;
  color: var(--sg-forest, #005994) !important;
}
.sg-nav-sub.open > button .chev {
  transform: rotate(225deg) translateY(-1px);
}
.sg-nav-sub-panel {
  display: none;
  padding: 0.35rem 0 0.5rem 0.35rem;
}
.sg-nav-sub.open .sg-nav-sub-panel {
  display: block;
}
.sg-nav-link--hub {
  font-weight: 700 !important;
  color: var(--sg-accent, #00658c) !important;
}
.sg-nav-drawer-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sg-muted, #404751);
  margin: 1.1rem 0 0.35rem;
}
.sg-nav-link--secondary {
  font-weight: 500 !important;
  color: var(--sg-muted, #404751) !important;
}

/* Desktop ≥900px: full row, no burger / no mobile WA icon */
@media (min-width: 900px) {
  .sg-nav-burger,
  .sg-nav-wa-icon,
  .sg-nav-drawer {
    display: none !important;
  }
  .sg-nav-actions .sg-nav-desktop {
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }
}

/* <900px: logo | WA icon | hamburger */
@media (max-width: 899px) {
  .sg-nav-actions .sg-nav-desktop {
    display: none !important;
  }
  .sg-nav-burger {
    display: inline-flex !important;
  }
  .sg-nav-wa-icon {
    display: inline-flex !important;
  }
  .sg-nav-inner {
    min-height: 52px;
    padding: 0.45rem 0.85rem;
  }
  .sg-nav-brand img,
  .sg-nav .sg-nav-brand img {
    width: 40px !important;
    max-width: 40px !important;
    max-height: 44px !important;
  }
}

/* Header language switcher (EN | MS | 中文 | தமிழ்) */
.sg-nav-lang {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  margin: 0 0.25rem;
  padding: 0.2rem;
  border: 1px solid var(--sg-line, #c0c7d3);
  border-radius: 0.25rem;
  background: #fff;
}
.sg-nav-lang a {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--sg-muted, #404751) !important;
  text-decoration: none !important;
  padding: 0.3rem 0.4rem;
  border-radius: 0.2rem;
  white-space: nowrap;
}
.sg-nav-lang a:hover {
  color: var(--sg-forest, #005994) !important;
  background: rgba(0, 89, 148, 0.08);
}
.sg-nav-lang a.is-active {
  color: #fff !important;
  background: var(--sg-forest, #005994);
}
.sg-nav-drawer .sg-nav-lang {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  margin: 0.5rem 0 0.75rem;
  justify-content: stretch;
}
.sg-nav-drawer .sg-nav-lang a {
  flex: 1 1 auto;
  text-align: center;
  font-size: 0.8rem;
  padding: 0.5rem 0.35rem;
}
@media (max-width: 899px) {
  .sg-nav-desktop .sg-nav-lang {
    display: none;
  }
}