/* TECHNOVIUM - Header, Navigation, Mobile Menu */

.topbar {
    background: var(--color-dark); color: var(--color-gray-400);
    font-size: 0.8rem; height: var(--topbar-height);
    display: flex; align-items: center; position: relative; z-index: 1001;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar-left { display: flex; align-items: center; gap: 20px; }
.topbar-right { display: flex; align-items: center; gap: 15px; }
.topbar a { color: var(--color-gray-400); font-size: 0.8rem; }
.topbar a:hover { color: var(--color-white); }
.topbar-separator { width: 1px; height: 14px; background: var(--color-gray-700); }
.site-header {
    background: var(--color-white); position: sticky; top: 0;
    z-index: 1000; box-shadow: var(--shadow-sm); transition: box-shadow var(--transition-base);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-main { height: var(--header-height); display: flex; align-items: center; }
.header-main .container { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.site-logo { display: flex; align-items: center; flex-shrink: 0; text-decoration: none; }
.site-logo img, .site-logo .custom-logo { height: 70px; width: auto; max-width: 280px; object-fit: contain; }
.site-logo .custom-logo-link { display: flex; align-items: center; line-height: 0; }
.site-logo .custom-logo-link img { height: 70px; width: auto; max-width: 280px; object-fit: contain; }
.site-logo .logo-text {
    font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800;
    color: var(--color-dark); letter-spacing: -0.5px;
}
.site-logo .logo-text span { color: var(--color-primary); }
.header-search { flex: 1; max-width: 540px; position: relative; }
.header-search form {
    display: flex; align-items: center; background: var(--color-gray-100);
    border-radius: var(--radius-full); border: 2px solid transparent;
    transition: all var(--transition-base); overflow: hidden;
}
.header-search form:focus-within {
    border-color: var(--color-primary); background: var(--color-white); box-shadow: var(--shadow-glow);
}
.header-search .search-category {
    padding: 10px 14px; border: none; background: transparent;
    color: var(--color-gray-600); font-size: 0.85rem;
    border-right: 1px solid var(--color-gray-300); cursor: pointer; min-width: 130px;
}
.header-search input[type="search"] {
    flex: 1; border: none; padding: 12px 16px; background: transparent;
    outline: none; font-size: 0.95rem; color: var(--color-dark); min-width: 0;
}
.header-search input::placeholder { color: var(--color-gray-500); }
.header-search .search-btn {
    width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
    background: var(--color-primary); color: var(--color-white);
    border-radius: var(--radius-full); margin: 3px; transition: background var(--transition-fast); flex-shrink: 0;
}
.header-search .search-btn:hover { background: var(--color-primary-dark); }

/* Search Autocomplete Dropdown */
.search-autocomplete { position: absolute; top: calc(100% + 6px); left: 0; right: 0; background: var(--color-white); border-radius: var(--radius-lg); box-shadow: 0 8px 30px rgba(0,0,0,0.15); border: 1px solid var(--color-gray-200); z-index: 1000; max-height: 420px; overflow-y: auto; }
.ac-section { padding: 8px 0; }
.ac-section + .ac-section { border-top: 1px solid var(--color-gray-100); }
.ac-section-title { padding: 6px 16px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--color-gray-500); }
.ac-item { display: flex; align-items: center; gap: 12px; padding: 8px 16px; text-decoration: none; transition: background var(--transition-fast); cursor: pointer; }
.ac-item:hover { background: var(--color-light); }
.ac-thumb { width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--color-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; }
.ac-thumb img { width: 100%; height: 100%; object-fit: contain; }
.ac-no-img { font-size: 1.2rem; }
.ac-info { flex: 1; min-width: 0; }
.ac-title { font-size: 0.88rem; font-weight: 600; color: var(--color-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ac-price { font-size: 0.8rem; color: var(--color-primary); font-weight: 700; margin-top: 2px; }
.ac-price del { color: var(--color-gray-400); font-weight: 400; }
.ac-date { font-size: 0.75rem; color: var(--color-gray-500); margin-top: 2px; }
.ac-post .ac-info { padding-left: 4px; }
.ac-view-all { display: block; padding: 12px 16px; text-align: center; font-size: 0.85rem; font-weight: 600; color: var(--color-primary); text-decoration: none; border-top: 1px solid var(--color-gray-100); transition: background var(--transition-fast); }
.ac-view-all:hover { background: var(--color-light); }
.ac-empty { padding: 24px 16px; text-align: center; font-size: 0.9rem; color: var(--color-gray-500); }
.ac-loading { padding: 20px 16px; text-align: center; font-size: 0.85rem; color: var(--color-gray-500); }

.header-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.header-action-btn {
    position: relative; width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md); color: var(--color-gray-700); transition: all var(--transition-fast);
}
.header-action-btn:hover { background: var(--color-gray-100); color: var(--color-primary); }
.header-action-btn svg { width: 22px; height: 22px; }
.header-action-btn .badge {
    position: absolute; top: 2px; right: 2px; min-width: 18px; height: 18px;
    background: var(--color-accent); color: var(--color-white);
    font-size: 0.65rem; font-weight: 700; border-radius: var(--radius-full);
    display: flex; align-items: center; justify-content: center; padding: 0 4px;
}
.mini-cart-total { font-weight: 700; color: var(--color-dark); font-size: 0.85rem; margin-left: 4px; }
.nav-bar { background: var(--color-white); border-top: 1px solid var(--color-gray-200); }
.nav-bar .container { display: flex; align-items: center; gap: 0; }
.categories-dropdown { position: relative; }
.categories-dropdown-toggle {
    display: flex; align-items: center; gap: 8px; padding: 14px 20px;
    background: var(--color-primary); color: var(--color-white);
    font-weight: 600; font-size: 0.9rem; cursor: pointer;
    transition: background var(--transition-fast); white-space: nowrap;
}
.categories-dropdown-toggle:hover { background: var(--color-primary-dark); }
.categories-dropdown-toggle svg { width: 18px; height: 18px; }
.categories-menu {
    position: absolute; top: 100%; left: 0; width: 280px;
    background: var(--color-white); border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden;
    transform: translateY(10px); transition: all var(--transition-base); z-index: 100;
}
.categories-dropdown:hover .categories-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.categories-menu a {
    display: flex; align-items: center; gap: 12px; padding: 12px 20px;
    color: var(--color-gray-800); font-size: 0.9rem;
    transition: all var(--transition-fast); border-bottom: 1px solid var(--color-gray-100);
}
.categories-menu a:hover { background: var(--color-light); color: var(--color-primary); }
.main-nav { flex: 1; }
.main-nav ul { display: flex; align-items: center; gap: 0; }
.main-nav li { position: relative; }
.main-nav a {
    display: flex; align-items: center; gap: 4px; padding: 14px 18px;
    color: var(--color-gray-800); font-size: 0.9rem; font-weight: 500;
    transition: color var(--transition-fast); white-space: nowrap;
}
.main-nav a:hover, .main-nav .current-menu-item > a, .main-nav .current_page_item > a { color: var(--color-primary); }
.main-nav .sub-menu {
    position: absolute; top: 100%; left: 0; min-width: 220px;
    background: var(--color-white); border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden;
    transform: translateY(10px); transition: all var(--transition-base); z-index: 100; padding: 8px 0;
}
.main-nav li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.main-nav .sub-menu a { padding: 10px 20px; font-size: 0.85rem; }
.main-nav .sub-menu a:hover { background: var(--color-light); }
.nav-highlight a { color: var(--color-accent) !important; font-weight: 600 !important; }

/* Mobile Menu */
.mobile-menu-toggle {
    display: none; width: 44px; height: 44px; align-items: center; justify-content: center; cursor: pointer; z-index: 1002;
}
.hamburger { width: 24px; height: 18px; position: relative; display: flex; flex-direction: column; justify-content: space-between; }
.hamburger span { display: block; width: 100%; height: 2px; background: var(--color-dark); border-radius: 2px; transition: all var(--transition-base); }
.mobile-menu-toggle.active .hamburger span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.mobile-menu-toggle.active .hamburger span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active .hamburger span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10,14,39,0.6); z-index: 1050; opacity: 0;
    transition: opacity var(--transition-base); backdrop-filter: blur(4px);
}
.mobile-menu-overlay.active { display: block; opacity: 1; }
.mobile-menu {
    position: fixed; top: 0; right: -320px; width: 320px; max-width: 85vw; height: 100%;
    background: var(--color-white); z-index: 1051; transition: right var(--transition-base);
    overflow-y: auto; display: flex; flex-direction: column;
}
.mobile-menu.active { right: 0; }
.mobile-menu-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; border-bottom: 1px solid var(--color-gray-200); flex-shrink: 0;
}
.mobile-menu-logo { display: flex; align-items: center; text-decoration: none; }
.mobile-menu-logo .mobile-logo-img { height: 55px; width: auto; max-width: 200px; object-fit: contain; }
.mobile-menu-logo .logo-text { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800; color: var(--color-dark); }
.mobile-menu-logo .logo-text span { color: var(--color-primary); }
.mobile-menu-close {
    width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md); color: var(--color-gray-600); transition: all var(--transition-fast);
}
.mobile-menu-close:hover { background: var(--color-gray-100); color: var(--color-dark); }
.mobile-menu-search { padding: 16px 20px; border-bottom: 1px solid var(--color-gray-200); position: relative; }
.mobile-menu-search form { display: flex; background: var(--color-gray-100); border-radius: var(--radius-full); overflow: hidden; }
.mobile-menu-search input { flex: 1; border: none; padding: 10px 16px; background: transparent; outline: none; font-size: 0.9rem; }
.mobile-menu-search button {
    width: 40px; display: flex; align-items: center; justify-content: center;
    background: var(--color-primary); color: var(--color-white); border-radius: var(--radius-full); margin: 3px;
}
.mobile-search-autocomplete { position: absolute; top: 100%; left: 16px; right: 16px; background: var(--color-white); border-radius: var(--radius-lg); box-shadow: 0 8px 30px rgba(0,0,0,0.15); border: 1px solid var(--color-gray-200); z-index: 100; max-height: 300px; overflow-y: auto; }
.mobile-search-autocomplete .ac-section { padding: 8px 0; }
.mobile-search-autocomplete .ac-item { display: flex; align-items: center; gap: 10px; padding: 8px 14px; text-decoration: none; }
.mobile-search-autocomplete .ac-item:hover { background: var(--color-light); }
.mobile-search-autocomplete .ac-thumb { width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--color-light); flex-shrink: 0; overflow: hidden; }
.mobile-search-autocomplete .ac-thumb img { width: 100%; height: 100%; object-fit: contain; }
.mobile-search-autocomplete .ac-title { font-size: 0.85rem; font-weight: 600; color: var(--color-dark); }
.mobile-search-autocomplete .ac-price { font-size: 0.8rem; color: var(--color-primary); font-weight: 700; }
.mobile-search-autocomplete .ac-loading, .mobile-search-autocomplete .ac-empty { padding: 16px; text-align: center; font-size: 0.85rem; color: var(--color-gray-500); }
.mobile-search-autocomplete .ac-view-all { display: block; padding: 10px 14px; text-align: center; font-size: 0.85rem; font-weight: 600; color: var(--color-primary); border-top: 1px solid var(--color-gray-100); }
.mobile-menu-nav { flex: 1; overflow-y: auto; padding: 8px 0; }
.mobile-menu-nav a {
    display: flex; align-items: center; justify-content: space-between; padding: 14px 20px;
    color: var(--color-gray-800); font-size: 0.95rem; font-weight: 500;
    border-bottom: 1px solid var(--color-gray-100); transition: all var(--transition-fast);
}
.mobile-menu-nav a:hover { background: var(--color-light); color: var(--color-primary); }
.mobile-menu-nav .sub-menu { display: none; padding-left: 15px; background: var(--color-gray-100); }
.mobile-menu-nav .sub-menu a { font-size: 0.9rem; padding: 12px 20px; }
.mobile-menu-nav .menu-item-has-children > a::after {
    content: ''; width: 8px; height: 8px;
    border-right: 2px solid var(--color-gray-500); border-bottom: 2px solid var(--color-gray-500);
    transform: rotate(45deg); transition: transform var(--transition-fast);
}
.mobile-menu-nav .menu-item-has-children.open > a::after { transform: rotate(-135deg); }
.mobile-menu-nav .menu-item-has-children.open > .sub-menu { display: block; }
.mobile-menu-actions {
    padding: 16px 20px; border-top: 1px solid var(--color-gray-200);
    display: flex; gap: 10px; flex-shrink: 0;
}
.mobile-menu-actions .btn { flex: 1; justify-content: center; font-size: 0.85rem; padding: 10px; }

/* Mini Cart Drawer */
.mini-cart-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10,14,39,0.6); z-index: 1050; opacity: 0;
    transition: opacity var(--transition-base); backdrop-filter: blur(4px);
}
.mini-cart-overlay.active { display: block; opacity: 1; }
.mini-cart-drawer {
    position: fixed; top: 0; right: -400px; width: 400px; max-width: 90vw; height: 100%;
    background: var(--color-white); z-index: 1051; transition: right var(--transition-base);
    display: flex; flex-direction: column;
}
.mini-cart-drawer.active { right: 0; }
.mini-cart-drawer .drawer-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 24px; border-bottom: 1px solid var(--color-gray-200); flex-shrink: 0;
}
.mini-cart-drawer .drawer-header h3 { margin: 0; font-size: 1.1rem; }
.mini-cart-drawer .drawer-body { flex: 1; overflow-y: auto; padding: 20px 24px; }
.mini-cart-drawer .drawer-footer { border-top: 1px solid var(--color-gray-200); padding: 20px 24px; flex-shrink: 0; }
.mini-cart-item { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--color-gray-100); }
.mini-cart-item .item-image {
    width: 60px; height: 60px; background: var(--color-light); border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0; padding: 6px;
}
.mini-cart-item .item-image img { max-width: 100%; max-height: 100%; object-fit: contain; }
.mini-cart-item .item-details { flex: 1; }
.mini-cart-item .item-name { font-weight: 600; font-size: 0.9rem; color: var(--color-dark); margin-bottom: 4px; }
.mini-cart-item .item-price { font-size: 0.85rem; color: var(--color-gray-600); }
.mini-cart-item .item-remove { color: var(--color-gray-400); transition: color var(--transition-fast); align-self: center; }
.mini-cart-item .item-remove:hover { color: var(--color-danger); }