/* ============================================
   YALLA MOBILE - HEADER & NAVIGATION
   ============================================ */

/* ═══════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height, 72px);
  background: rgba(10, 10, 20, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.04));
  z-index: var(--z-fixed, 300);
  transition: background-color var(--transition-base, 0.3s ease),
              border-color var(--transition-base, 0.3s ease);
  overflow: visible; /* <-- ADD THIS LINE */

}

[data-theme="light"] .header {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(0, 0, 0, 0.05);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  padding: 0 var(--container-padding, 1rem);
}

/* ═══════════════════════════════════════════
   LOGO
   ═══════════════════════════════════════════ */

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3, 0.75rem);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon-img {
  width: 40px;
  height: 40px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text span:first-child {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-text-tertiary, rgba(255, 255, 255, 0.4));
  font-weight: var(--font-medium, 500);
}

.logo-text span:last-child {
  font-size: var(--text-lg, 1.125rem);
  font-weight: var(--font-bold, 700);
  color: var(--color-text-primary, #ffffff);
  font-family: var(--font-display, 'Outfit', sans-serif);
}

@media (max-width: 767px) {
  .logo-text {
    display: none;
  }
}

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1, 0.25rem);
}

@media (max-width: 1023px) {
  .nav {
    display: none;
  }
}

.nav-link {
  position: relative;
  padding: var(--space-2, 0.5rem) var(--space-4, 1rem);
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-medium, 500);
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
  text-decoration: none;
  border-radius: var(--radius-md, 0.5rem);
  transition: color var(--transition-fast, 0.15s ease),
              background-color var(--transition-fast, 0.15s ease);
}

.nav-link:hover {
  color: var(--color-text-primary, #ffffff);
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
}

.nav-link.active {
  color: var(--color-primary, #6366f1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: var(--space-4, 1rem);
  right: var(--space-4, 1rem);
  height: 2px;
  background: var(--color-primary, #6366f1);
  border-radius: var(--radius-full, 9999px);
}

/* ═══════════════════════════════════════════
   HEADER ACTIONS
   ═══════════════════════════════════════════ */

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2, 0.5rem);
}

/* Theme Toggle */
.theme-toggle,
.lang-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--color-border-default, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-md, 0.5rem);
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
  cursor: pointer;
  transition: all var(--transition-fast, 0.15s ease);
}

.theme-toggle:hover,
.lang-toggle:hover {
  background: var(--color-bg-subtle, #0f0f1a);
  color: var(--color-primary, #6366f1);
  border-color: var(--color-primary, #6366f1);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* Hide appropriate icons based on theme */
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* Language Toggle */
.lang-toggle {
  width: auto;
  padding: 0 var(--space-3, 0.75rem);
  gap: var(--space-2, 0.5rem);
}

.lang-icon {
  width: 18px;
  height: 18px;
}

.lang-text {
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-medium, 500);
}

@media (max-width: 767px) {
  .lang-text {
    display: none;
  }
  
  .lang-toggle {
    width: 40px;
    padding: 0;
  }
}

/* ═══════════════════════════════════════════
   AUTH BUTTONS
   ═══════════════════════════════════════════ */

.auth-buttons {
  display: flex;
  align-items: center;
  gap: var(--space-2, 0.5rem);
}

.auth-buttons .btn {
  white-space: nowrap;
}

.auth-buttons[hidden],
.auth-profile-container[hidden] {
  display: none;
}

@media (max-width: 1023px) {
  .auth-buttons {
    display: none;
  }
}

/* ═══════════════════════════════════════════
   MOBILE MENU BUTTON
   ═══════════════════════════════════════════ */

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

@media (max-width: 1023px) {
  .mobile-menu-btn {
    display: flex;
  }
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary, #ffffff);
  border-radius: var(--radius-full, 9999px);
  transition: all var(--transition-fast, 0.15s ease);
}

.mobile-menu-btn span:not(:last-child) {
  margin-bottom: 5px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ═══════════════════════════════════════════
   MOBILE MENU
   ═══════════════════════════════════════════ */

.mobile-menu {
  top: var(--header-height, 72px);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-base, #0a0a14);
  padding: var(--space-4, 1rem);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: all var(--transition-base, 0.3s ease);
  overflow-y: auto;
  z-index: var(--z-fixed, 300);
}

[data-theme="light"] .mobile-menu {
  background: var(--color-bg-base, #ffffff);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2, 0.5rem);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3, 0.75rem);
  padding: var(--space-4, 1rem);
  font-size: var(--text-base, 1rem);
  font-weight: var(--font-medium, 500);
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
  text-decoration: none;
  border-radius: var(--radius-lg, 0.75rem);
  transition: all var(--transition-fast, 0.15s ease);
}

.mobile-nav-link:hover {
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  color: var(--color-text-primary, #ffffff);
}

.mobile-nav-link.active {
  background: var(--color-primary-subtle, rgba(99, 102, 241, 0.1));
  color: var(--color-primary, #6366f1);
}

.mobile-nav-link svg {
  width: 20px;
  height: 20px;
  opacity: 0.7;
}

/* Mobile Auth Section */
.mobile-auth-section {
  padding: var(--space-4, 1rem);
  border-top: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.04));
  margin-top: var(--space-4, 1rem);
}
@media (max-width: 768px) {
  .mobile-auth-section {
    padding: 1.5rem 1.25rem;
    margin-top: 1.5rem;
    min-height: 80px;
  }
}
.mobile-auth-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 0.75rem);
}

.mobile-auth-buttons .btn {
  width: 100%;
  justify-content: center;
}

.mobile-auth-buttons[hidden],
.mobile-profile-section[hidden] {
  display: none;
}

/* Mobile Profile Section */
.mobile-profile-section {
  padding: var(--space-4, 1rem);
}

.mobile-profile-info {
  display: flex;
  align-items: center;
  gap: var(--space-3, 0.75rem);
  padding: var(--space-3, 0.75rem);
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  border-radius: var(--radius-lg, 0.75rem);
  margin-bottom: var(--space-4, 1rem);
}

.mobile-profile-name {
  font-weight: var(--font-semibold, 600);
  color: var(--color-text-primary, #ffffff);
}

.mobile-profile-email {
  font-size: var(--text-sm, 0.875rem);
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
}

.mobile-logout-btn {
  width: 100%;
}

/* Body Lock for Mobile Menu */
body.mobile-menu-open {
  overflow: hidden;
}