/* ============================================
   HASINDER - HEADER (header.css)
   Sticky, glassmorphism, mobile drawer
   ============================================ */

/* === ÜST HEADER (Top Bar) === */
.top-bar {
  background: var(--gray-900);
  color: var(--gray-300);
  font-size: var(--text-xs);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--gray-800);
}
.top-bar a { color: var(--gray-300); transition: color var(--transition-fast); }
.top-bar a:hover { color: var(--accent); }
.top-bar-content {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: var(--space-3);
}
.top-bar-left, .top-bar-right { display: flex; gap: var(--space-4); align-items: center; }
.top-bar-item { display: inline-flex; align-items: center; gap: var(--space-1); }

/* === ANA HEADER === */
.main-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.main-header.scrolled {
  box-shadow: var(--shadow-xl);
  background: rgba(27, 54, 93, 0.95);
  backdrop-filter: blur(30px);
}
.main-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
  gap: var(--space-4);
  min-width: 0;
}

/* === LOGO === */
.logo {
  display: flex; align-items: center; gap: var(--space-3);
  text-decoration: none; color: white;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}
.logo:hover { opacity: 0.95; }
.logo-icon {
  width: 44px; height: 44px;
  background: var(--gradient-accent);
  color: var(--primary-dark);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-gold);
  flex-shrink: 0;
}
.logo-icon svg { width: 28px; height: 28px; display: block; }
.logo:hover .logo-icon { opacity: 0.95; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name { font-weight: 800; font-size: var(--text-lg); letter-spacing: 0.5px; }
.logo-tagline { font-size: 10px; color: var(--accent); font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; }

/* === DESKTOP NAVIGATION === */
.nav-menu {
  display: flex; align-items: center; gap: var(--space-1);
  flex: 1; justify-content: center;
}
.nav-item { position: relative; }
.nav-link {
  display: inline-flex; align-items: center; gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  color: rgba(255,255,255,0.85);
  font-weight: 500; font-size: var(--text-sm);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}
.nav-link:hover {
  background: rgba(255,255,255,0.1);
  color: var(--accent);
}
.nav-link.active {
  background: rgba(212,175,55,0.18);
  color: var(--accent);
}
.nav-link .chevron {
  width: 14px; height: 14px;
  transition: transform var(--transition-fast);
}
.nav-item:hover .nav-link .chevron { transform: rotate(180deg); }

/* === MEGA MENU === */
.mega-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  min-width: 280px;
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}
.mega-menu::before {
  content: '';
  position: absolute;
  top: -8px; left: 0; right: 0;
  height: 8px;
}
.nav-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.mega-menu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}
.mega-menu-item {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius);
  transition: background var(--transition-fast);
  color: var(--gray-700);
  text-decoration: none;
}
.mega-menu-item:hover { background: var(--gray-50); color: var(--primary); }
.mega-menu-item i { color: var(--primary); flex-shrink: 0; }
.mega-menu-item-text { display: flex; flex-direction: column; }
.mega-menu-item-title { font-weight: 600; font-size: var(--text-sm); }
.mega-menu-item-desc { font-size: var(--text-xs); color: var(--gray-500); }

/* === NAV ACTIONS (Right side) === */
.nav-actions {
  display: flex; align-items: center; gap: var(--space-2);
  flex-shrink: 0;
}
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-weight: 600; font-size: var(--text-sm);
  border-radius: var(--radius);
  border: none; cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}
.btn-primary { background: var(--gradient-accent); color: var(--primary-dark); box-shadow: var(--shadow-gold); }
.btn-primary:hover { box-shadow: 0 8px 20px rgba(212,175,55,0.35); }
.btn-ghost { color: white; background: transparent; }
.btn-ghost:hover { background: rgba(255,255,255,0.1); }
.btn-outline { color: white; border: 1.5px solid rgba(255,255,255,0.3); background: transparent; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 6px 12px; font-size: var(--text-xs); }

.admin-badge {
  background: var(--gradient-accent);
  color: var(--primary-dark);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.user-menu { position: relative; }
.user-menu-btn {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 4px var(--space-2) 4px 4px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  color: white;
  border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.user-menu-btn:hover { background: rgba(255,255,255,0.15); }
.user-avatar {
  width: 32px; height: 32px;
  background: var(--gradient-accent);
  color: var(--primary-dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: var(--text-sm);
}
.user-name { font-weight: 600; font-size: var(--text-sm); max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
}
.user-menu:hover .user-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.user-dropdown a {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3);
  color: var(--gray-700);
  font-size: var(--text-sm);
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition-fast);
}
.user-dropdown a:hover { background: var(--gray-50); color: var(--primary); }
.user-dropdown .divider-line { height: 1px; background: var(--gray-200); margin: var(--space-2) 0; }

/* === MOBILE TOGGLE === */
.mobile-toggle {
  display: none;
  width: 42px; height: 42px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  color: var(--primary-dark);
  cursor: pointer;
  align-items: center; justify-content: center;
  box-shadow: var(--shadow-gold);
  transition: all 0.2s;
}
.mobile-toggle:hover {
  background: #fbbf24;
  box-shadow: 0 6px 16px rgba(212,175,55,0.5);
}
.mobile-toggle:active { opacity: 0.9; }
.mobile-toggle svg { width: 22px; height: 22px; stroke-width: 2.5; }

/* === MOBILE DRAWER === */
.mobile-drawer {
  position: fixed;
  top: 0; right: 0;
  width: 320px; max-width: 90vw;
  height: 100vh;
  background: var(--gradient-primary);
  color: white;
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex; flex-direction: column;
  box-shadow: -10px 0 30px rgba(0,0,0,0.3);
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}
.mobile-drawer-overlay.open { opacity: 1; visibility: visible; }

.mobile-drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.mobile-drawer-close {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: var(--radius);
  color: white;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.mobile-drawer-nav { padding: var(--space-4); flex: 1; }
.mobile-drawer-link {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition-fast);
  margin-bottom: var(--space-1);
}
.mobile-drawer-link:hover, .mobile-drawer-link.active {
  background: rgba(255,255,255,0.1);
  color: var(--accent);
}
.mobile-drawer-link i { flex-shrink: 0; }
.mobile-drawer-section { padding: var(--space-4); border-top: 1px solid rgba(255,255,255,0.1); }
.mobile-drawer-section-title { font-size: var(--text-xs); color: var(--gray-400); text-transform: uppercase; margin-bottom: var(--space-3); letter-spacing: 1px; }
.mobile-drawer-actions { display: flex; flex-direction: column; gap: var(--space-2); }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .nav-menu { display: none; }
  .nav-actions .btn-text { display: none; }
  .mobile-toggle { display: flex; }
  .user-name { display: none; }
}
@media (max-width: 768px) {
  .top-bar { display: none; }
  .main-header-inner { height: var(--header-height-mobile); gap: var(--space-2); padding: 0 0.75rem; }
  .logo-icon { width: 36px; height: 36px; }
  .logo-icon svg { width: 22px; height: 22px; }
  .logo-tagline { display: none; }
  .logo-name { font-size: var(--text-base); }
  .legacy-nav-link.header-login-text { padding: 6px 10px; font-size: 12px; }
  .legacy-btn-gold { padding: 6px 10px; font-size: 12px; }
  .legacy-btn-gold svg { display: none; }
}
@media (min-width: 1025px) {
  .mobile-drawer, .mobile-drawer-overlay { display: none; }
}