/* ═══════════════════════════════════════════
   NAVBAR STYLES — Cadet Connection Portal
   ═══════════════════════════════════════════ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
  z-index: 9999;
  padding: 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: var(--dark);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.navbar.scrolled .nav-link {
  color: rgba(255, 255, 255, 0.85);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
  color: var(--accent);
}

.navbar.scrolled .navbar-brand-text h1 {
  color: var(--white);
}

.navbar.scrolled .navbar-brand-text span {
  color: rgba(255, 255, 255, 0.7);
}

/* ─── CRITICAL FIX: nav-container must be position:relative for dropdown anchoring ─── */
.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  position: relative; /* <-- fixes dropdown positioning after scroll */
}

/* ─── Brand / Logo ─── */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.navbar-brand img {
  height: 45px;
  width: 45px;
  object-fit: contain;
}

.navbar-brand-text h1 {
  font-size: 1.1rem;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.2;
  white-space: nowrap;
}

.navbar-brand-text span {
  font-size: 0.7rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

/* ─── Nav Links ─── */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  /* Accessibility: ensure min tap target height */
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(45, 90, 39, 0.05);
}

.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* ─── Login Button in Navbar ─── */
.nav-login-btn {
  padding: 0.5rem 1.25rem;
  background: var(--primary);
  color: var(--white) !important;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  min-height: 44px;
}

.nav-login-btn:hover {
  background: var(--dark);
  color: var(--white) !important;
  transform: translateY(-1px);
}

/* ─── Profile Icon ─── */
.nav-profile {
  position: relative; /* CRITICAL: dropdown positioned relative to this */
  margin-left: 0.5rem;
  flex-shrink: 0;
}

.nav-profile-btn {
  width: 44px;  /* min 44px touch target */
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid var(--accent);
  transition: var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.nav-profile-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 0 0 4px rgba(200, 169, 81, 0.25);
}

/* ─── FIXED DROPDOWN: uses nav-profile as anchor, not nav-container ─── */
.nav-profile-dropdown {
  position: absolute;
  top: calc(100% + 8px); /* 8px gap below the button */
  right: 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  min-width: 200px;
  padding: 0.5rem 0;
  display: none;
  animation: fadeDown 0.2s ease;
  border: 1px solid var(--border);
  z-index: 10001; /* higher than navbar z-index 9999 */
  /* Prevent clipping by overflow:hidden parents */
  transform: translateZ(0);
}

.nav-profile-dropdown.show {
  display: block;
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.nav-profile-dropdown a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text);
  transition: var(--transition);
  min-height: 44px; /* touch target */
}

.nav-profile-dropdown a:hover {
  background: rgba(45, 90, 39, 0.06);
  color: var(--primary);
}

.nav-profile-dropdown a i {
  width: 16px;
  text-align: center;
  color: var(--primary);
  flex-shrink: 0;
}

.nav-profile-dropdown .dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 0.25rem 0;
}

/* ─── Announcements Bell ─── */
.nav-announce-btn {
  flex-shrink: 0;
}

/* ─── FIXED Announcements Panel: positioned under its own button ─── */
.announce-wrapper {
  position: relative;
  margin-left: 0.5rem;
  flex-shrink: 0;
}

.announce-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  max-height: 420px;
  overflow-y: auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  z-index: 10001;
  padding: 1rem;
  border: 1px solid var(--border);
  display: none;
  animation: fadeDown 0.2s ease;
  /* Scrollbar styling */
  scrollbar-width: thin;
  scrollbar-color: var(--secondary) var(--bg);
}

.announce-panel.show {
  display: block;
}

.announce-panel::-webkit-scrollbar {
  width: 5px;
}

.announce-panel::-webkit-scrollbar-thumb {
  background: var(--secondary);
  border-radius: 3px;
}

/* ─── Hamburger Menu ─── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 10px;  /* bigger tap target */
  z-index: 10001;
  background: none;
  border: none;
  border-radius: var(--radius);
  -webkit-tap-highlight-color: transparent;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-hamburger span {
  width: 24px;
  height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
  pointer-events: none;
}

.navbar.scrolled .nav-hamburger span {
  background: var(--white);
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5.5px);
}

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

.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5.5px);
}

/* ─── Mobile Menu ─── */
@media (max-width: 992px) {
  .nav-hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(300px, 85vw);
    height: 100vh;
    height: 100dvh; /* modern mobile */
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 1.5rem 2rem;
    gap: 0.25rem;
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.15);
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10000;
    overflow-y: auto;
  }

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

  .nav-link {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border-radius: var(--radius);
    min-height: 48px; /* larger touch on mobile */
  }

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

  .nav-link.active {
    background: rgba(45, 90, 39, 0.08);
    color: var(--primary);
  }

  .nav-login-btn {
    width: 100%;
    text-align: center;
    margin-top: 0.75rem;
    border-radius: var(--radius);
    justify-content: center;
    min-height: 48px;
  }

  /* Dropdown still works on mobile (tap profile icon) */
  .nav-profile-dropdown {
    right: 0;
    min-width: 180px;
  }

  /* Announce panel on mobile */
  .announce-panel {
    right: 0;
    width: min(300px, 90vw);
  }

  .mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: none;
    backdrop-filter: blur(2px);
  }

  .mobile-overlay.show {
    display: block;
  }
}

@media (max-width: 576px) {
  .navbar-brand-text h1 {
    font-size: 0.95rem;
  }

  .navbar-brand img {
    height: 38px;
    width: 38px;
  }

  .nav-profile-btn {
    width: 40px;
    height: 40px;
  }
}

/* ─── Page body spacing for fixed navbar ─── */
body {
  padding-top: 70px;
}