/* ═══════════════════════════════════════════════════════════
   MasjidBD v13 — Navigation
   css/nav.css
   Gov bar, main nav, tab bar, role badge, mobile menu
   ═══════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────────────────
   GOV BAR
───────────────────────────────────────────────────────── */
.govbar {
  background: var(--c-forest-900);
  padding: 6px 0;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.50);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

[data-theme="glass"] .govbar {
  background: rgba(5, 10, 8, 0.80);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.govbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.govbar-left {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.flag-icon {
  width: 22px; height: 14px;
  background: var(--c-forest-700);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.flag-icon::after {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c-red-600);
}

.govbar strong { color: rgba(255,255,255,0.80); font-weight: var(--weight-medium); }
.govbar-hotline { color: var(--c-gold-500); font-weight: var(--weight-medium); }

/* ─────────────────────────────────────────────────────────
   MAIN NAV
───────────────────────────────────────────────────────── */
nav {
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: background var(--dur-slow) var(--ease),
              border-color var(--dur-slow) var(--ease);
}

[data-theme="glass"] nav {
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: var(--sp-4);
}

/* ── Logo ───────────────────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  cursor: pointer;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 40px; height: 40px;
  background: var(--color-brand);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--dur-base) var(--ease);
}
.logo-mark svg {
  width: 22px; height: 22px;
  stroke: var(--c-gold-400);
  fill: none;
  stroke-width: 1.4;
}
.logo:hover .logo-mark { background: var(--color-brand-hover); }

[data-theme="glass"] .logo-mark {
  background: rgba(56,181,137,0.18);
  border: 1px solid rgba(56,181,137,0.30);
}

.logo-text .logo-name {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--color-brand);
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.logo-text .logo-tagline {
  font-size: var(--text-xs);
  color: var(--color-text-3);
  margin-top: 1px;
}

/* ── Nav links ──────────────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 7px 13px;
  font-size: var(--text-sm);
  color: var(--color-text-2);
  border-radius: var(--r);
  transition: all var(--dur-fast) var(--ease);
  cursor: pointer;
  font-weight: var(--weight-normal);
  text-decoration: none;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--color-brand);
  background: var(--color-surface-3);
}
.nav-links a.active { font-weight: var(--weight-medium); }

[data-theme="glass"] .nav-links a:hover,
[data-theme="glass"] .nav-links a.active {
  background: rgba(255,255,255,0.08);
}

/* ── Nav actions ────────────────────────────────────────── */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  position: relative;
  flex-shrink: 0;
}

/* ── Role badge (logged in) ─────────────────────────────── */
.role-badge {
  display: none;
  align-items: center;
  gap: var(--sp-2);
  background: var(--color-surface-3);
  border: 1px solid var(--color-border-2);
  border-radius: var(--r-full);
  padding: 5px 14px 5px 6px;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease);
}
.role-badge:hover { background: var(--color-sunken); }
.role-badge.show  { display: flex; }

[data-theme="glass"] .role-badge {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.role-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.role-name { font-size: var(--text-sm); font-weight: var(--weight-semi); color: var(--color-brand); white-space: nowrap; }
.role-label{ font-size: 10px; color: var(--color-text-3); white-space: nowrap; }
.chevron-down {
  width: 12px; height: 12px;
  margin-left: 2px;
  opacity: 0.5;
  transition: transform var(--dur-base) var(--ease);
}
.role-badge.menu-open .chevron-down { transform: rotate(180deg); }

/* ── Role dropdown menu ─────────────────────────────────── */
.role-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 190px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-2);
  z-index: var(--z-dropdown);
  display: none;
  animation: fadeInDown var(--dur-base) var(--ease);
}
.role-menu.open { display: block; }

[data-theme="glass"] .role-menu {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
}

.role-menu-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 9px 13px;
  border-radius: var(--r);
  font-size: var(--text-sm);
  color: var(--color-text-2);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
}
.role-menu-item:hover { background: var(--color-surface-3); color: var(--color-brand); }
.role-menu-item.danger { color: var(--color-danger); }
.role-menu-item.danger:hover { background: var(--color-danger-bg); }

.role-menu-divider { height: 1px; background: var(--color-border); margin: var(--sp-2) 0; }

/* ── Hamburger (mobile) ─────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--color-brand);
  border-radius: var(--r-full);
  transition: all var(--dur-base) var(--ease);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: translateX(-6px); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav dropdown */
.nav-mobile {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--sp-3) var(--gutter-sm);
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-md);
  animation: fadeInDown var(--dur-base) var(--ease);
}
.nav-mobile.open { display: flex; }

[data-theme="glass"] .nav-mobile {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-color: var(--glass-border);
}

.nav-mobile a {
  display: block;
  padding: 11px var(--sp-2);
  font-size: var(--text-base);
  color: var(--color-text-2);
  border-radius: var(--r);
  text-decoration: none;
  transition: all var(--dur-fast) var(--ease);
}
.nav-mobile a:hover { background: var(--color-surface-3); color: var(--color-brand); }

/* ─────────────────────────────────────────────────────────
   DEMO ROLE SWITCHER BAR
───────────────────────────────────────────────────────── */
.demo-bar {
  display: none;
  background: linear-gradient(90deg, #0a2d20, #0b3d2e);
  border-bottom: 1px solid rgba(184,148,58,0.18);
  padding: var(--sp-2) 0;
}
.demo-bar.show { display: block; }

.demo-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.demo-label { font-size: 11px; color: rgba(255,255,255,0.45); white-space: nowrap; }
.demo-roles { display: flex; gap: var(--sp-1); flex-wrap: wrap; }

.demo-role-btn {
  padding: 5px 13px;
  border-radius: var(--r-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  border: 1.5px solid rgba(255,255,255,0.15);
  background: transparent;
  color: rgba(255,255,255,0.60);
  cursor: pointer;
  transition: all var(--dur-base) var(--ease);
  white-space: nowrap;
}
.demo-role-btn:hover { border-color: rgba(255,255,255,0.40); color: white; }
.demo-role-btn.active { background: var(--color-accent); border-color: var(--color-accent); color: white; }

.demo-note { font-size: 11px; color: rgba(255,255,255,0.30); margin-left: auto; white-space: nowrap; }

/* ─────────────────────────────────────────────────────────
   TAB BAR
───────────────────────────────────────────────────────── */
.tabs-bar {
  background: var(--tabbar-bg);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  position: sticky;
  top: var(--nav-h);
  z-index: calc(var(--z-sticky) - 1);
  transition: background var(--dur-slow) var(--ease);
}
.tabs-bar::-webkit-scrollbar { display: none; }

[data-theme="glass"] .tabs-bar {
  background: var(--tabbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: rgba(255,255,255,0.06);
}

.tabs-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
}

.tab-btn {
  padding: 13px 16px;
  font-size: var(--text-sm);
  font-weight: var(--weight-normal);
  color: var(--color-text-3);
  border: none;
  background: none;
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--dur-base) var(--ease);
  font-family: var(--font-sans);
}
.tab-btn:hover { color: var(--color-brand); }
.tab-btn.active {
  color: var(--color-brand);
  border-bottom-color: var(--color-accent);
  font-weight: var(--weight-medium);
}