/**
 * public/assets/css/navbar.css
 * ─────────────────────────────────────────────────────
 * All styles for the top utility bar, main nav,
 * dropdowns, hamburger, and mobile drawer.
 * Self-contained — load this independently.
 */

/* ══════════════════════════════════════════════════════
   TOP UTILITY BAR (desktop only)
══════════════════════════════════════════════════════ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 34px;
  background: var(--clr-primary);
  z-index: calc(var(--z-nav) + 1);
  display: flex;
  align-items: center;
  transition:
    transform var(--t-mid) var(--ease),
    opacity var(--t-mid) var(--ease);
}
.topbar--hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  height: 100%;
}
.topbar__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: rgba(255, 255, 255, 0.68);
  padding: 0 16px;
  height: 100%;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
  transition:
    background var(--t-fast),
    color var(--t-fast);
}
.topbar__link:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}
.topbar__link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--clr-accent);
}

/* ══════════════════════════════════════════════════════
   MAIN NAV BAR
══════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 34px;
  left: 0;
  right: 0;
  height: 68px;
  z-index: var(--z-nav);
  background: rgba(255, 253, 249, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition:
    top var(--t-mid) var(--ease),
    border-color var(--t-mid) var(--ease),
    box-shadow var(--t-mid) var(--ease);
}
.nav.scrolled {
  border-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.topbar--hidden ~ .nav {
  top: 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--sp-sm);
}

/* ── Logo ───────────────────────────────────────────── */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.nav__logo img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}
.nav__logo-text {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-primary);
  line-height: 1.25;
}
.nav__logo-text span {
  display: block;
  font-size: 10px;
  font-weight: var(--fw-normal);
  color: var(--clr-text-muted);
  margin-top: 1px;
}

/* ── Links list ─────────────────────────────────────── */
.nav__links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__links > li > a {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--clr-text-muted);
  padding: 7px 11px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition:
    background var(--t-fast),
    color var(--t-fast);
  text-decoration: none;
}
.nav__links > li > a:hover {
  background: var(--clr-bg-alt);
  color: var(--clr-primary);
}
.nav__links > li > a.active {
  background: var(--clr-primary-light);
  color: var(--clr-primary);
  font-weight: var(--fw-semi);
}

/* ── Desktop donate CTA ─────────────────────────────── */
.nav__cta {
  flex-shrink: 0;
  background: var(--clr-accent);
  color: var(--clr-primary);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  padding: 9px 20px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  text-decoration: none;
  transition:
    background var(--t-fast),
    transform var(--t-fast),
    color var(--t-fast);
}
.nav__cta:hover {
  background: var(--clr-accent-dark);
  color: var(--clr-white);
  transform: translateY(-1px);
}

/* ── Hamburger ──────────────────────────────────────── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
  transition:
    background var(--t-fast),
    border-color var(--t-fast);
}
.nav__hamburger:hover {
  background: var(--clr-bg-alt);
  border-color: var(--clr-primary);
}

.nav__hamburger span {
  display: block;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
  transform-origin: center;
  transition:
    transform var(--t-mid) var(--ease),
    opacity var(--t-fast),
    width var(--t-mid);
}
.nav__hamburger span:nth-child(1) {
  width: 22px;
}
.nav__hamburger span:nth-child(2) {
  width: 16px;
}
.nav__hamburger span:nth-child(3) {
  width: 22px;
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  width: 22px;
}
.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  width: 22px;
}

/* ══════════════════════════════════════════════════════
   DROPDOWN MENUS — DESKTOP
══════════════════════════════════════════════════════ */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-sm);
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--clr-text-muted);
  background: transparent;
  border: none;
  padding: 7px 11px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--t-fast),
    color var(--t-fast);
}
.nav__dropdown-trigger:hover,
.nav__dropdown.open .nav__dropdown-trigger,
.nav__dropdown-trigger.active {
  background: var(--clr-bg-alt);
  color: var(--clr-primary);
}
.nav__dropdown-trigger.active {
  font-weight: var(--fw-semi);
}

.nav__dropdown-caret {
  font-size: 9px;
  color: var(--clr-text-light);
  flex-shrink: 0;
  transition: transform var(--t-mid) var(--ease);
}
.nav__dropdown.open .nav__dropdown-caret {
  transform: rotate(180deg);
}

/* Panel */
.nav__dropdown-panel {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 280px;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--t-mid) var(--ease),
    transform var(--t-mid) var(--ease),
    visibility var(--t-mid);
  z-index: 300;
  list-style: none;
  margin: 0;
}
.nav__dropdown.open .nav__dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Arrow pointer */
.nav__dropdown-panel::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--clr-white);
  border-left: 1px solid var(--clr-border);
  border-top: 1px solid var(--clr-border);
  border-radius: 2px 0 0 0;
}

/* View-all link at top of panel */
.nav__dropdown-viewall {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--clr-primary-mid);
  padding: 8px 12px 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--clr-border);
  text-decoration: none;
  transition: color var(--t-fast);
}
.nav__dropdown-viewall:hover {
  color: var(--clr-accent-dark);
}

/* Each child item */
.nav__dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--t-fast);
}
.nav__dropdown-item:hover {
  background: var(--clr-bg-alt);
}

.nav__dropdown-item__icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--clr-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}
.nav__dropdown-item__text {
  display: flex;
  flex-direction: column;
}
.nav__dropdown-item__label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-primary);
  line-height: 1.3;
}
.nav__dropdown-item__sub {
  font-size: 10px;
  color: var(--clr-text-light);
  margin-top: 1px;
}

/* Mobile-only elements hidden on desktop */
.nav__mobile-secondary,
.nav__mobile-cta {
  display: none;
}

/* ══════════════════════════════════════════════════════
   DRAWER BACKDROP (injected by JS)
══════════════════════════════════════════════════════ */
.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: calc(var(--z-nav) - 2);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.nav-backdrop.show {
  display: block;
}

/* ══════════════════════════════════════════════════════
   TABLET + MOBILE (≤ 1024px)
══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  /* Hide topbar and adjust nav to top */
  .topbar {
    display: none;
  }
  .nav {
    top: 0 !important;
  }
  .nav__cta {
    display: none;
  }
  .nav__hamburger {
    display: flex;
  }

  /* ── Slide-in drawer from right ────────────────────── */
  .nav__links {
    position: fixed;
    top: 68px;
    right: 0;
    bottom: 0;
    width: min(300px, 85vw);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    background: var(--clr-white);
    border-left: 1px solid var(--clr-border);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0 0 var(--sp-xl);
    z-index: calc(var(--z-nav) - 1);

    /* Hidden off-screen right */
    transform: translateX(105%);
    visibility: hidden;
    transition:
      transform var(--t-mid) var(--ease),
      visibility var(--t-mid);
  }
  .nav__links.nav-open {
    transform: translateX(0);
    visibility: visible;
    width: 100%;
    height: 80vh;
  }

  /* ── Plain link in drawer ──────────────────────────── */
  .nav__links > li > a {
    padding: 14px 20px;
    font-size: var(--fs-base);
    border-radius: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }

  /* ── Dropdown — inline accordion ──────────────────── */
  .nav__dropdown {
    width: 100%;
  }

  .nav__dropdown-trigger {
    width: 100%;
    justify-content: space-between;
    padding: 14px 20px;
    font-size: var(--fs-base);
    border-radius: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--clr-text-muted);
  }
  .nav__dropdown.open .nav__dropdown-trigger {
    background: var(--clr-bg-alt);
    color: var(--clr-primary);
    border-bottom-color: transparent;
  }

  /* FIX Bug 3: Removed stray bare word "backdrop" that was here,
     breaking CSS parsing and silently ignoring all rules below it. */

  /* Override ALL desktop panel positioning */
  .nav__dropdown-panel {
    position: static !important;
    transform: none !important;
    width: 100% !important;
    min-width: unset !important;
    box-shadow: none !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 4px 0 10px !important;
    background: var(--clr-bg-alt);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;

    /* Collapsed: hidden via display */
    display: none;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  .nav__dropdown-panel::before {
    display: none !important;
  }
  .nav__dropdown.open .nav__dropdown-panel {
    display: block !important;
  }

  .nav__dropdown-viewall {
    padding: 10px 20px;
    font-size: 10px;
    border-bottom: 1px solid var(--clr-border);
    margin-bottom: 4px;
  }
  .nav__dropdown-item {
    padding: 9px 20px 9px 28px;
    border-radius: 0;
  }
  .nav__dropdown-item:hover {
    background: var(--clr-primary-light);
  }
  .nav__dropdown-item__icon {
    width: 28px;
    height: 28px;
    font-size: 13px;
  }
  .nav__dropdown-item__label {
    font-size: var(--fs-sm);
  }
  .nav__dropdown-item__sub {
    font-size: 10px;
  }

  /* ── Mobile secondary links ────────────────────────── */
  .nav__mobile-secondary {
    display: flex;
    flex-direction: column;
    margin-top: var(--sp-sm);
    border-top: 1px solid var(--clr-border);
  }
  .nav__mobile-secondary .nav__secondary-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 13px 20px;
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--clr-text-muted);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    text-decoration: none;
    transition:
      background var(--t-fast),
      color var(--t-fast);
  }
  .nav__mobile-secondary .nav__secondary-link:hover {
    background: var(--clr-primary-light);
    color: var(--clr-primary);
  }

  /* ── Mobile donate CTA ─────────────────────────────── */
  .nav__mobile-cta {
    display: block;
    padding: var(--sp-md) 20px;
  }
  .nav__mobile-cta .btn {
    width: 100%;
    text-align: center;
  }
}

/* ══════════════════════════════════════════════════════
   SMALL MOBILE (≤ 380px)
══════════════════════════════════════════════════════ */
@media (max-width: 380px) {
  .nav__links {
    width: 100%;
    border-left: none;
  }
  .nav__logo-text {
    display: none;
  }
}