/* ============================================================
   TEMPE HIGH BUFFALOES FOOTBALL — NAVIGATION STYLES
   nav.css · v1.0

   Load order in <head>:
     1. global.css   ← design tokens & reset  (required first)
     2. nav.css      ← this file

   Covers:
     Utility bar · Primary nav · Logo · Menu items ·
     Dropdown menus · CTA buttons · Mobile hamburger ·
     Responsive breakpoints
   ============================================================ */


/* ── UTILITY BAR ─────────────────────────────────────────── */

.util-bar {
  background: var(--color-black);
  height: var(--utility-height);   /* 36px from global.css tokens */
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
}

.util-bar__left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.util-link {
  font-family: var(--font-condensed);
  font-size: var(--text-xs);         /* 10px */
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  transition: var(--transition-fast);
}

.util-link:hover {
  color: var(--color-accent);
}

.util-bar__social {
  display: flex;
  align-items: center;
  gap: 16px;
}

.util-bar__social a {
  color: rgba(255, 255, 255, 0.38);
  font-size: 15px;
  line-height: 1;
  text-decoration: none;
  transition: var(--transition-fast);
}

.util-bar__social a:hover {
  color: var(--color-accent);
}


/* ── PRIMARY NAV SHELL ───────────────────────────────────── */

.site-nav {
  background: var(--color-navy);
  height: var(--nav-height);         /* 70px from global.css tokens */
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 3px solid var(--color-accent);
}


/* ── LOGO ─────────────────────────────────────────────────── */

.site-nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
  padding-right: 22px;
  margin-right: 8px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.site-nav__logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.5));
  display: block;
}

/* Text fallback — hidden by default, shown via JS onerror */
.site-nav__logo-text {
  display: none;
  flex-direction: column;
  line-height: 1.15;
}

.site-nav__school {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.site-nav__mascot {
  font-family: var(--font-condensed);
  font-size: 10px;
  color: var(--color-accent);
  letter-spacing: 2.5px;
  text-transform: uppercase;
}


/* ── MENU LIST ────────────────────────────────────────────── */

.site-nav__menu {
  display: flex;
  flex: 1;
  height: var(--nav-height);
  list-style: none;
  margin: 0;
  padding: 0;
}


/* ── NAV ITEM ─────────────────────────────────────────────── */

.nav-item {
  position: relative;
  height: var(--nav-height);
  display: flex;
  align-items: center;
}


/* ── NAV LINK ─────────────────────────────────────────────── */

.nav-link {
  font-family: var(--font-condensed);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;

  padding: 0 15px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;

  /* Bottom-border used as active/hover indicator */
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;          /* Aligns with nav border-bottom */

  transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  border-bottom-color: var(--color-accent);
}

/* Chevron icon inside nav links */
.nav-link .ti {
  font-size: 11px;
  opacity: 0.6;
  transition: transform var(--transition-fast);
}

.nav-item--dropdown:hover .nav-link .ti {
  transform: rotate(180deg);
  opacity: 1;
}


/* ── DROPDOWN MENU ────────────────────────────────────────── */

.nav-dropdown {
  position: absolute;
  top: var(--nav-height);
  left: 0;
  min-width: 210px;
  list-style: none;
  padding: 0;
  margin: 0;

  background: var(--color-navy-deep);
  border-top: 2px solid var(--color-accent);

  /* Hidden by default */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: var(--transition-base);
  z-index: 300;
}

/* Revealed on parent hover */
.nav-item--dropdown:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown__link {
  display: block;
  font-family: var(--font-condensed);
  font-size: var(--text-sm);     /* 12px */
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
  text-decoration: none;

  padding: 10px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);

  transition: var(--transition-fast);
}

.nav-dropdown__link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.05);
  padding-left: 20px;           /* Slide-in effect */
}

.nav-dropdown__link:last-child {
  border-bottom: none;
}


/* ── RIGHT-SIDE CTA BUTTONS ───────────────────────────────── */

.site-nav__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}


/* ── MOBILE HAMBURGER (hidden on desktop) ─────────────────── */

.site-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.site-nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 1px;
  transition: var(--transition-base);
}

/* Animated X state when menu is open */
.site-nav__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-nav__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.site-nav__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ── RESPONSIVE — TABLET / MOBILE (≤ 960px) ─────────────── */

@media (max-width: 960px) {

  /* Hide utility quick links on mobile */
  .util-bar__left { display: none; }

  /* Allow nav to wrap for mobile menu */
  .site-nav {
    flex-wrap: wrap;
    height: auto;
    padding: 0 1rem;
  }

  /* Logo row */
  .site-nav__logo {
    border-right: none;
    margin-right: 0;
    padding-right: 0;
    padding: 12px 0;
  }

  /* Show hamburger */
  .site-nav__hamburger { display: flex; }

  /* Hide desktop CTAs */
  .site-nav__actions { display: none; }

  /* Menu hidden until toggled */
  .site-nav__menu {
    display: none;
    flex-direction: column;
    width: 100%;
    height: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding-bottom: 12px;
  }

  .site-nav__menu.is-open { display: flex; }

  /* Nav items stack full-width */
  .nav-item {
    height: auto;
    width: 100%;
  }

  /* Vertical nav links with left-border active indicator */
  .nav-link {
    padding: 12px 16px;
    border-bottom: none;
    border-left: 3px solid transparent;
    width: 100%;
    margin-bottom: 0;
  }

  .nav-link:hover,
  .nav-link.active {
    border-left-color: var(--color-accent);
    border-bottom-color: transparent;
    background: rgba(255, 255, 255, 0.04);
  }

  /* Dropdowns become static accordion panels */
  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    border-top: none;
    border-left: 3px solid rgba(216, 199, 193, 0.2);
    margin-left: 16px;
    display: none;             /* toggled by JS .is-open class */
    background: transparent;
  }

  .nav-item--dropdown:hover .nav-dropdown {
    display: none;             /* Disable hover trigger on mobile */
  }

  .nav-item--dropdown.is-open .nav-dropdown {
    display: block;
  }

  .nav-dropdown__link {
    padding: 9px 14px;
    font-size: var(--text-xs);
  }

  .nav-dropdown__link:hover {
    padding-left: 18px;
  }
}


/* ── RESPONSIVE — SMALL MOBILE (≤ 480px) ─────────────────── */

@media (max-width: 480px) {
  .util-bar { padding: 0 1rem; }
  .util-bar__social { gap: 12px; }
}
