/* ═══════════════════════════════════════════════════════════════
   site-navbar — Modern redesigned sticky top bar
   Used by: all pages (layout/header.php)
   ═══════════════════════════════════════════════════════════════ */

/* ── Design tokens ───────────────────────────────────────────── */
:root {
  --nb-brand:        #0e5aa6;
  --nb-brand-dark:   #0b1f3a;
  --nb-accent:       #f59e0b;
  --nb-accent-2:     #fb923c;
  --nb-height:       68px;
  --nb-radius:       12px;
  --nb-radius-sm:    8px;
  --nb-transition:   .25s cubic-bezier(.4,0,.2,1);
  --nb-glass:        rgba(11, 31, 58, 0.60);
  --nb-glass-solid:  rgba(10, 25, 50, 0.96);
  --nb-border:       rgba(255,255,255,.10);
  --nb-text:         rgba(255,255,255,.85);
  --nb-text-dim:     rgba(255,255,255,.50);
}

/* ── Base navbar ─────────────────────────────────────────────── */
.site-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1050;
  height: var(--nb-height);
  background: var(--nb-glass);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--nb-border);
  transition: background var(--nb-transition), box-shadow var(--nb-transition);
}

/* Subtle gradient accent line at very top */
.site-navbar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--nb-brand) 0%, var(--nb-accent) 50%, var(--nb-accent-2) 100%);
  opacity: .85;
}

/* Scrolled state */
.site-navbar.is-scrolled {
  background: var(--nb-glass-solid);
  box-shadow: 0 4px 40px rgba(11,31,58,.35);
}

/* ── Inner layout ────────────────────────────────────────────── */
.site-navbar__inner {
  max-width: 1320px;
  margin: 0 auto;
  height: 100%;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ── Brand ───────────────────────────────────────────────────── */
.site-navbar__brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  text-decoration: none;
  flex-shrink: 0;
}
.site-navbar__logo {
  height: 34px;
  width: auto;
  object-fit: contain;
}
.site-navbar__icon {
  width: 38px; height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--nb-accent) 0%, var(--nb-accent-2) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  color: var(--nb-brand-dark);
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(245,158,11,.40);
  transition: transform var(--nb-transition), box-shadow var(--nb-transition);
}
.site-navbar__brand:hover .site-navbar__icon {
  transform: rotate(-6deg) scale(1.08);
  box-shadow: 0 6px 20px rgba(245,158,11,.55);
}
.site-navbar__name {
  font-size: 1.08rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.015em;
  white-space: nowrap;
}

/* ── Desktop links list ──────────────────────────────────────── */
.site-navbar__links {
  list-style: none;
  margin: 0 0 0 auto;
  padding: 0;
  display: flex;
  align-items: center;
  gap: .2rem;
}
.site-navbar__item { position: relative; }

/* Vertical divider between sections */
.site-navbar__divider {
  width: 1px;
  height: 24px;
  background: var(--nb-border);
  margin: 0 .4rem;
  flex-shrink: 0;
}

/* ── Generic link / button ───────────────────────────────────── */
.site-navbar__link,
.site-navbar__dropbtn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .9rem;
  border-radius: var(--nb-radius);
  border: none;
  background: transparent;
  color: var(--nb-text);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--nb-transition), color var(--nb-transition);
  white-space: nowrap;
}
.site-navbar__link:hover,
.site-navbar__dropbtn:hover {
  background: rgba(255,255,255,.10);
  color: #fff;
}

/* Chevron */
.site-navbar__chevron {
  font-size: .68rem;
  opacity: .7;
  transition: transform var(--nb-transition);
}
.site-navbar__dropdown.is-open .site-navbar__chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* ── Language switcher button ────────────────────────────────── */
.site-navbar__lang-label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 6px;
  padding: .1rem .45rem;
  color: #fff;
  line-height: 1.5;
}

/* ── Language badge (in dropdown) ───────────────────────────── */
.site-navbar__lang-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 20px;
  border-radius: 5px;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .04em;
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: #fff;
  flex-shrink: 0;
}
.site-navbar__lang-badge--ar {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

/* ── CTA button ──────────────────────────────────────────────── */
.site-navbar__cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1.2rem;
  border-radius: var(--nb-radius);
  background: linear-gradient(135deg, var(--nb-accent) 0%, var(--nb-accent-2) 100%);
  color: var(--nb-brand-dark) !important;
  font-size: .875rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(245,158,11,.35);
  transition: transform var(--nb-transition), box-shadow var(--nb-transition);
  white-space: nowrap;
}
.site-navbar__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(245,158,11,.55);
  color: var(--nb-brand-dark) !important;
}

/* ── User pill ───────────────────────────────────────────────── */
.site-navbar__user-pill {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .3rem .75rem .3rem .3rem;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.07);
  color: var(--nb-text);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--nb-transition), border-color var(--nb-transition), box-shadow var(--nb-transition);
  white-space: nowrap;
}
.site-navbar__user-pill:hover {
  background: rgba(255,255,255,.13);
  border-color: rgba(255,255,255,.28);
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
  color: #fff;
}
.site-navbar__avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--nb-accent) 0%, var(--nb-accent-2) 100%);
  color: var(--nb-brand-dark);
  font-size: .8rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(245,158,11,.4);
}
.site-navbar__user-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Dropdown menu ───────────────────────────────────────────── */
.site-navbar__dropmenu {
  list-style: none;
  margin: 0; padding: .4rem;
  position: absolute;
  top: calc(100% + .6rem);
  right: 0;
  min-width: 170px;
  background: rgba(10, 22, 48, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--nb-radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.04);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(.97);
  transform-origin: top right;
  transition: opacity var(--nb-transition), transform var(--nb-transition), visibility var(--nb-transition);
  z-index: 100;
}
.site-navbar__dropdown.is-open .site-navbar__dropmenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
.site-navbar__dropmenu li a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .55rem .8rem;
  border-radius: var(--nb-radius-sm);
  color: var(--nb-text);
  font-size: .875rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--nb-transition), color var(--nb-transition);
}
.site-navbar__dropmenu li a:hover {
  background: rgba(255,255,255,.09);
  color: #fff;
}
.site-navbar__dropmenu li a.is-active {
  background: rgba(59,130,246,.18);
  color: #93c5fd;
}

/* User dropdown extras */
.site-navbar__dropmenu--user { min-width: 200px; }

.site-navbar__dropmenu-header {
  display: flex;
  flex-direction: column;
  padding: .65rem .85rem .5rem;
  gap: .1rem;
}
.site-navbar__dropmenu-name {
  font-size: .9rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.site-navbar__dropmenu-role {
  font-size: .75rem;
  color: var(--nb-text-dim);
  text-transform: capitalize;
}
.site-navbar__dropmenu-sep {
  height: 1px;
  background: rgba(255,255,255,.08);
  margin: .3rem .4rem;
}
.site-navbar__dropmenu-danger {
  color: #fca5a5 !important;
}
.site-navbar__dropmenu-danger:hover {
  background: rgba(239,68,68,.15) !important;
  color: #fca5a5 !important;
}

/* ── Hamburger button ────────────────────────────────────────── */
.site-navbar__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.07);
  border-radius: 10px;
  cursor: pointer;
  margin-left: auto;
  padding: 0;
  transition: background var(--nb-transition), border-color var(--nb-transition);
}
.site-navbar__burger:hover {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.22);
}
.site-navbar__burger span {
  display: block;
  width: 18px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--nb-transition), opacity var(--nb-transition);
  transform-origin: center;
}
.site-navbar__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-navbar__burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.site-navbar__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile drawer ───────────────────────────────────────────── */
.site-navbar__drawer {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: rgba(10, 22, 48, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s cubic-bezier(.4,0,.2,1), padding .35s cubic-bezier(.4,0,.2,1);
  z-index: 1049;
}
.site-navbar__drawer.is-open {
  max-height: 480px;
  padding: 1rem 1.25rem 1.5rem;
}
.site-navbar__drawer-links {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.site-navbar__drawer-section-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--nb-text-dim);
  padding: .4rem .5rem .2rem;
}
.site-navbar__drawer-links li a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1rem;
  border-radius: var(--nb-radius);
  color: var(--nb-text);
  font-size: .925rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--nb-transition), color var(--nb-transition);
}
.site-navbar__drawer-links li a:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.site-navbar__drawer-links li a.is-active {
  background: rgba(59,130,246,.15);
  color: #93c5fd;
}
.site-navbar__drawer-sep {
  height: 1px;
  background: rgba(255,255,255,.08);
  margin: .5rem 0;
}
.site-navbar__drawer-danger {
  color: #fca5a5 !important;
}
.site-navbar__drawer-danger:hover {
  background: rgba(239,68,68,.12) !important;
  color: #fca5a5 !important;
}

/* ── Responsive breakpoint ───────────────────────────────────── */
@media (max-width: 768px) {
  .site-navbar__links  { display: none; }
  .site-navbar__burger { display: flex; }
}

/* ── RTL support ─────────────────────────────────────────────── */
[dir="rtl"] .site-navbar__links       { margin: 0 auto 0 0; }
[dir="rtl"] .site-navbar__dropmenu    { right: auto; left: 0; transform-origin: top left; }
[dir="rtl"] .site-navbar__inner       { flex-direction: row-reverse; }
[dir="rtl"] .site-navbar__brand       { flex-direction: row-reverse; }
[dir="rtl"] .site-navbar__burger      { margin-left: 0; margin-right: auto; }
[dir="rtl"] .site-navbar__dropmenu--user { right: auto; left: 0; }