/* ===========================================
   Header Styles
   =========================================== */

.header-inner {
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    gap: 24px;
}

.site-logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-primary);
    text-decoration: none;
    white-space: nowrap;
}

.site-logo .highlight {
    color: var(--color-secondary);
}

.main-navigation {
    flex: 1;
}

.main-navigation ul {
    display: flex;
    gap: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-bounce);
}

.main-navigation a:hover {
    color: var(--color-accent);
}

.main-navigation a:hover::after {
    width: 100%;
}

/* ===========================================
   Header Actions
   =========================================== */

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent !important;
    border: none !important;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    cursor: pointer;
    position: relative;
    transition:
        color var(--transition-fast),
        transform var(--transition-bounce),
        background var(--transition-fast) !important;
    text-decoration: none;
    font-size: 1.1rem;
    box-shadow: none !important;
    outline: none !important;
}

.header-icon-btn:hover,
.header-icon-btn:focus,
.header-icon-btn:active {
    color: var(--color-accent);
    background: var(--color-surface) !important;
    transform: scale(1.1);
    box-shadow: none !important;
    outline: none !important;
    border: none !important;
}

.header-icon-btn i {
    display: block;
    line-height: 1;
}

.icon-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    background: #e74c3c;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* User Avatar */
.user-avatar {
    padding: 0;
    width: 32px;
    height: 32px;
}

.user-avatar img {
    width: 32px !important;
    height: 32px !important;
    border-radius: 50%;
    display: block;
    object-fit: cover;
}

/* Login Button */
.btn-login {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.btn-login:hover {
    background: var(--color-surface);
    color: var(--color-primary);
}

/* Post Ad Button */
.btn-post-ad {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition:
        background var(--transition-base),
        transform var(--transition-bounce),
        box-shadow var(--transition-base);
    margin-left: 8px;
}

.btn-post-ad:hover {
    background: var(--color-secondary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-post-ad .btn-icon {
    font-size: 1.1rem;
    line-height: 1;
}

/* ===========================================
   Mobile Menu Toggle
   =========================================== */

.mobile-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: transparent !important;
    border: none !important;
    cursor: pointer;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: background-color 0.2s ease;
    box-shadow: none !important;
    padding: 0;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.mobile-menu-toggle:hover {
    background-color: var(--color-surface) !important;
}

.mobile-menu-toggle i {
    display: block;
    line-height: 1;
}

/* ===========================================
   Mobile Menu Overlay
   =========================================== */

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
    transition: opacity 0.3s;
    opacity: 0;
    pointer-events: none;
}

.mobile-menu-overlay.active {
    left: 0;
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 85%;
    max-width: 320px;
    height: 100%;
    background: #ffffff;
    padding: 24px;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
}

.mobile-menu-overlay.active .mobile-menu-content {
    transform: translateX(0);
}

.close-mobile-menu {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent !important;
    border: none !important;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--color-text-light);
    cursor: pointer;
    border-radius: 50%;
    transition: background-color 0.2s ease;
    box-shadow: none !important;
}

.close-mobile-menu:hover {
    background-color: var(--color-surface) !important;
    color: var(--color-text);
}

.mobile-branding {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 32px;
    color: var(--color-primary);
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.mobile-nav li {
    margin-bottom: 0;
}

.mobile-nav a {
    display: block;
    padding: 14px 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-surface);
}

.mobile-account-links {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 2px solid var(--color-border);
}

.mobile-account-links a {
    font-size: 1rem;
    color: var(--color-text-light);
}

.mobile-actions {
    margin-top: 24px;
}

.btn-mobile-search {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 20px;
    background: var(--color-surface);
    color: var(--color-text);
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.btn-mobile-search:hover {
    background: var(--color-border);
}

/* ===========================================
   Notifications Dropdown
   =========================================== */

.notifications-dropdown {
    position: relative;
}

.notifications-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-height: 480px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: none;
    flex-direction: column;
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
    transition:
        opacity var(--transition-fast),
        transform var(--transition-bounce);
}

.notifications-dropdown.active .notifications-panel {
    display: flex;
    opacity: 1;
    transform: translateY(0) scale(1);
}

.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
}

.notifications-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.notifications-header .mark-all-read {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0;
}

.notifications-header .mark-all-read:hover {
    text-decoration: underline;
}

.notifications-list {
    flex: 1;
    overflow-y: auto;
    max-height: 340px;
}

.notifications-loading,
.notifications-empty {
    padding: 40px 16px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.notification-item {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-surface);
    transition:
        background var(--transition-fast),
        padding-left var(--transition-bounce);
    text-decoration: none;
    color: inherit;
    position: relative;
}

.notification-item:hover {
    background: var(--color-surface);
    padding-left: 20px;
}

.notification-item.unread {
    background: rgba(var(--color-primary-rgb, 139, 90, 43), 0.04);
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-primary);
}

.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
    color: var(--color-text-light);
}

.notification-icon.favorite { color: var(--color-primary); }
.notification-icon.message { color: var(--color-primary); }
.notification-icon.review { color: var(--color-primary); }
.notification-icon.approved { color: #059669; }
.notification-icon.rejected { color: #dc2626; }

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 2px;
    color: var(--color-text);
}

.notification-message {
    font-size: 0.8rem;
    color: var(--color-text-light);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-time {
    font-size: 0.7rem;
    color: var(--color-text-light);
    margin-top: 4px;
}

.notification-cta {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 500;
}

.notifications-footer {
    padding: 14px 16px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.notifications-footer a {
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: none;
}

.notifications-footer a:hover {
    text-decoration: underline;
}

/* ===========================================
   Header Search with Autocomplete
   =========================================== */
.header-search-wrapper {
    position: relative;
}

.header-search-dropdown {
    position: absolute !important;
    top: calc(100% + 8px);
    right: 0;
    width: 380px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: none !important;
    flex-direction: column;
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
    transition:
        opacity var(--transition-fast),
        transform var(--transition-bounce);
    overflow: hidden;
}

.header-search-wrapper.active .header-search-dropdown {
    display: flex !important;
    opacity: 1;
    transform: translateY(0) scale(1);
}

.header-search-form {
    display: flex;
    border-bottom: 1px solid var(--color-border);
}

.header-search-input {
    flex: 1;
    padding: 14px 16px;
    border: none;
    background: transparent;
    font-size: 0.95rem;
    color: var(--color-text);
    outline: none;
}

.header-search-input::placeholder {
    color: var(--color-text-light);
}

.header-search-submit {
    padding: 14px 18px;
    background: transparent;
    border: none;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-search-submit:hover {
    color: var(--color-primary);
    background: var(--color-surface);
}

/* Autocomplete Results */
.search-autocomplete-results {
    max-height: 400px;
    overflow-y: auto;
}

.search-autocomplete-results:empty {
    display: none;
}

.autocomplete-loading {
    padding: 20px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.autocomplete-no-results {
    padding: 30px 20px;
    text-align: center;
    color: var(--color-text-light);
}

.autocomplete-no-results i {
    font-size: 2rem;
    display: block;
    margin-bottom: 10px;
    opacity: 0.5;
}

.autocomplete-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    text-decoration: none;
    color: inherit;
    transition:
        background var(--transition-fast),
        padding-left var(--transition-bounce);
    border-bottom: 1px solid var(--color-surface);
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover {
    background: var(--color-surface);
    padding-left: 20px;
}

.autocomplete-item-image {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--color-surface);
    flex-shrink: 0;
}

.autocomplete-item-info {
    flex: 1;
    min-width: 0;
}

.autocomplete-item-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.autocomplete-item-meta {
    font-size: 0.8rem;
    color: var(--color-text-light);
    display: flex;
    gap: 8px;
}

.autocomplete-item-price {
    font-weight: 600;
    color: var(--color-primary);
}

.autocomplete-view-all {
    display: block;
    padding: 14px 16px;
    background: var(--color-surface);
    text-align: center;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.autocomplete-view-all:hover {
    background: var(--color-border);
}

/* ===========================================
   Responsive
   =========================================== */

@media (max-width: 992px) {
    .main-navigation {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-inner {
        gap: 12px;
    }
    
    .site-branding {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }
    
    .header-actions {
        gap: 4px;
    }
    
    .header-icon-btn {
        width: 36px;
        height: 36px;
    }
    
    .user-avatar img {
        width: 28px;
        height: 28px;
    }
    
    .btn-post-ad {
        padding: 8px 12px;
        margin-left: 4px;
    }
    
    .btn-post-ad .btn-text {
        display: none;
    }
    
    .btn-post-ad .btn-icon {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .notifications-panel {
        position: fixed;
        top: var(--header-height, 60px);
        left: 0;
        right: 0;
        width: 100%;
        max-height: calc(100vh - var(--header-height, 60px));
        border-radius: 0;
    }
    
    .site-logo {
        font-size: 1.2rem;
    }
}