/* ========== RESET & BASE ========== */
:root {
    /* 品牌色 - 鼠尾草绿 + 金色 + 香槟金 */
    --primary: #9CAF88;
    --primary-dark: #4E5E42;
    --primary-light: #E8EEE3;
    --accent: #D4AF37;
    --accent-dark: #B8960F;
    --accent-light: #F7E7CE;
    --text: #4A5A3A;
    --text-mid: #5A6A4A;
    --text-light: #627252;
    --bg: #FFFFFF;
    --bg-alt: #F7F9F5;
    --bg-card: #FFFFFF;
    --border: #D9E0D1;
    --success: #6B8F71;
    --danger: #C0392B;
    --shadow-sm: 0 1px 3px rgba(122,139,110,0.06), 0 1px 2px rgba(122,139,110,0.04);
    --shadow-md: 0 4px 12px rgba(122,139,110,0.08), 0 2px 4px rgba(122,139,110,0.04);
    --shadow-lg: 0 10px 30px rgba(122,139,110,0.12);
    --radius: 10px;
    --radius-sm: 6px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }

/* ========== ICONS (SVG inline) ========== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px; height: 18px;
    flex-shrink: 0;
}
.icon svg { width: 100%; height: 100%; }
.icon-lg { width: 20px; height: 20px; }
.icon-xl { width: 22px; height: 22px; }

/* ========== HEADER ========== */
header {
    background: var(--primary);
    border-bottom: 1px solid rgba(255,255,255,0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.8rem 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #FFFFFF;
    text-decoration: none;
    flex-shrink: 0;
    letter-spacing: -0.02em;
}
.logo em {
    font-style: normal;
    color: var(--accent);
}

/* Search */
.search-box {
    flex: 1;
    max-width: 480px;
    position: relative;
}
.search-box input {
    width: 100%;
    padding: 0.55rem 1rem 0.55rem 2.5rem;
    border: 1.5px solid rgba(255,255,255,0.4);
    border-radius: 50px;
    font-size: 0.88rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: rgba(255,255,255,0.95);
    color: var(--text);
    -webkit-text-fill-color: var(--text);
}
.search-box input::placeholder {
    color: var(--text-light);
    -webkit-text-fill-color: var(--text-light);
}
.search-box input:focus {
    border-color: rgba(255,255,255,0.8);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.15);
    background: #fff;
    -webkit-text-fill-color: var(--text);
}
.search-icon {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    pointer-events: none;
}

/* Nav */
.header-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.nav-link {
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    text-decoration: none;
    color: rgba(255,255,255,0.9);
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    background: none;
}
.nav-link:hover { background: rgba(255,255,255,0.15); color: #fff; }

/* Social */
.social-links {
    display: flex;
    gap: 0.35rem;
    align-items: center;
}
.social-link {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: rgba(255,255,255,0.9);
    background: rgba(255,255,255,0.15);
    transition: all 0.2s;
    border: 1px solid rgba(255,255,255,0.25);
}
.social-link:hover {
    background: rgba(255,255,255,0.25);
    color: #fff;
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}
.social-link svg { width: 15px; height: 15px; }

/* Cart btn */
.cart-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.5rem 1.1rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background 0.2s, transform 0.15s;
    white-space: nowrap;
}
.cart-btn:hover { background: var(--accent-dark); transform: translateY(-1px); }
.cart-btn:active { transform: translateY(0); }
.cart-badge {
    background: white;
    color: var(--accent);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
}
.cart-badge.empty { display: none; }

/* Hamburger */
.hamburger {
    display: none;
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    color: var(--text);
}

/* ========== MAIN LAYOUT ========== */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
}

/* ========== SIDEBAR ========== */
.sidebar {
    position: sticky;
    top: 80px;
    height: calc(100vh - 100px);
    overflow-y: auto;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.sidebar-title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.6rem;
    padding: 0 0.5rem;
}

.theme-group { margin-bottom: 0.5rem; }
.theme-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-mid);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    user-select: none;
}
.theme-label:hover { background: var(--primary-light); color: var(--primary); }
.theme-label .count {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-light);
    background: var(--bg-alt);
    padding: 0.1rem 0.45rem;
    border-radius: 10px;
}
.theme-label .arrow {
    font-size: 0.65rem;
    transition: transform 0.2s;
    color: var(--text-light);
}
.theme-label.open .arrow { transform: rotate(180deg); }

.subcat-list {
    list-style: none;
    padding-left: 1.1rem;
    margin-bottom: 0.25rem;
    display: none;
}
.subcat-list.open { display: block; }
.subcat-list li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-mid);
    font-size: 0.82rem;
    font-weight: 400;
    transition: all 0.15s;
}
.subcat-list li a:hover { background: var(--bg-alt); color: var(--primary); }
.subcat-list li a.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}
.subcat-list li a .count {
    font-size: 0.7rem;
    color: var(--text-light);
}

/* Mobile Sidebar */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 150;
}
.mobile-overlay.active { display: block; }
.mobile-sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;
    background: white;
    z-index: 151;
    overflow-y: auto;
    transition: left 0.3s ease;
    padding: 1.5rem 1rem;
    box-shadow: 4px 0 20px rgba(0,0,0,0.1);
}
.mobile-sidebar.open { left: 0; }
.mobile-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.mobile-sidebar-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.25rem;
}
.mobile-nav-btns {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}
.mobile-nav-btn {
    flex: 1;
    padding: 0.55rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    background: white;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-mid);
    transition: all 0.2s;
}
.mobile-nav-btn:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }

/* ========== PRODUCTS SECTION ========== */
.products-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0.15rem;
}
.breadcrumb span { cursor: pointer; transition: color 0.15s; }
.breadcrumb span:hover { color: var(--primary); }
.breadcrumb .sep { font-size: 0.7rem; }

/* Theme quick pills */
.theme-pills {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}
.theme-pill {
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    border: 1.5px solid var(--border);
    background: var(--bg-card);
    color: var(--text-mid);
    transition: all 0.2s;
    white-space: nowrap;
}
.theme-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.theme-pill.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}
.theme-pill.ramadan {
    border-color: var(--accent);
    color: var(--accent-dark);
}
.theme-pill.ramadan.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}
.section-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
}
.products-count {
    color: var(--text-light);
    font-size: 0.85rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 1.25rem;
    transition: opacity 0.2s ease;
}
/* Category switch transition — fade out then in */
.products-grid.grid-switching {
    opacity: 0.3;
}

/* Skeleton loading placeholders — prevents CLS */
.products-grid:empty {
    min-height: 800px;
}
.skeleton-card {
    background: var(--bg-alt);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.skeleton-card .skel-img {
    aspect-ratio: 1 / 1;
    background: linear-gradient(110deg, var(--bg-alt) 30%, #e8ede3 50%, var(--bg-alt) 70%);
    background-size: 200% 100%;
    animation: skel-shimmer 1.5s infinite;
}
.skeleton-card .skel-text {
    padding: 0.75rem;
}
.skeleton-card .skel-line {
    height: 10px;
    border-radius: 5px;
    background: linear-gradient(110deg, var(--bg-alt) 30%, #e8ede3 50%, var(--bg-alt) 70%);
    background-size: 200% 100%;
    animation: skel-shimmer 1.5s infinite;
    margin-bottom: 0.4rem;
}
.skeleton-card .skel-line:last-child {
    width: 60%;
    margin-bottom: 0;
}
@keyframes skel-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========== PRODUCT CARD ========== */
.product-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}
.product-card.in-cart {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(249,115,22,0.15);
}
.product-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: var(--bg-alt);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.product-image:hover img { transform: scale(1.04); }
.img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 2.5rem;
    background: var(--bg-alt);
}
.product-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--accent);
    color: white;
    padding: 0.2rem 0.55rem;
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}
/* Tags: hot/new badges */
.tag-badges {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.tag-hot, .tag-new {
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.tag-hot {
    background: linear-gradient(135deg, #ff6b6b, #ee5a5a);
    color: white;
    box-shadow: 0 2px 8px rgba(255, 90, 90, 0.4);
}
.tag-new {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.4);
}

/* Special label style for sidebar */
.special-label.new-label {
    color: #16a34a;
    font-weight: 600;
}
.special-label.new-label:hover {
    background: #f0fdf4;
}

.product-info {
    padding: 0.85rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.product-sku {
    font-size: 0.68rem;
    color: var(--text-light);
    font-family: 'Courier New', monospace;
    margin-bottom: 0.2rem;
    letter-spacing: 0.03em;
}
.product-name, .product-name a {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.3rem;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 3px;
    transition: color 0.15s;
}
.product-name:hover, .product-name a:hover {
    color: #9CAF88;
    overflow: hidden;
}
.product-price {
    font-size: 0.8rem;
    color: var(--text-mid);
    margin-bottom: 0.75rem;
}
.product-price strong {
    color: var(--accent-dark);
    font-size: 0.92rem;
    font-weight: 700;
}
.card-bottom {
    display: flex;
    gap: 0.4rem;
    align-items: center;
    margin-top: auto;
}
/* Quantity input */
.qty-input-card {
    width: 72px;
    min-width: 0;
    flex-shrink: 0;
    padding: 0.5rem 0.3rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 700;
    text-align: center;
    outline: none;
    transition: border-color 0.2s;
    color: var(--text);
    background: white;
}
.qty-input-card:focus { border-color: var(--primary); }
.qty-input-card::placeholder { color: var(--text-light); font-size: 0.75rem; }
/* Card +/- buttons */
.card-qty-btn {
    width: 30px;
    height: 36px;
    flex-shrink: 0;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-mid);
    transition: all 0.15s;
    font-size: 1rem;
}
.card-qty-btn:hover { border-color: var(--primary); color: var(--primary); }
.card-qty-btn:active { background: var(--primary-light); }
/* ADD button - compact */
.add-to-cart {
    flex: 1;
    min-width: 0;
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.42rem 0.3rem;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    overflow: hidden;
    letter-spacing: 0.01em;
}
.add-to-cart:hover { background: var(--primary-dark); }
.add-to-cart.in-cart-btn {
    background: var(--accent);
}
.add-to-cart.in-cart-btn:hover { background: var(--accent-dark); }

/* ========== CART SIDEBAR ========== */
.cart-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 200;
}
.cart-overlay.active { display: block; }
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -440px;
    width: 420px;
    max-width: 95vw;
    height: 100vh;
    background: white;
    z-index: 201;
    display: flex;
    flex-direction: column;
    transition: right 0.3s ease;
    box-shadow: -4px 0 30px rgba(0,0,0,0.12);
}
.cart-sidebar.open { right: 0; }
.cart-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.cart-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.cart-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.25rem;
    border-radius: 50%;
    transition: all 0.2s;
}
.cart-close:hover { background: var(--bg-alt); color: var(--text); }
.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 1.5rem;
}
.cart-items::-webkit-scrollbar { width: 4px; }
.cart-items::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.cart-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-light);
}
.cart-empty p { margin-top: 0.75rem; font-size: 0.88rem; }
.cart-item {
    display: flex;
    gap: 0.85rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}
.cart-item:last-child { border-bottom: none; }
.cart-item-img {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 1.5rem;
    overflow: hidden;
}
.cart-item-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cart-item-sku {
    font-size: 0.68rem;
    color: var(--text-light);
    font-family: 'Courier New', monospace;
    margin-bottom: 0.25rem;
}
.cart-item-price {
    font-size: 0.8rem;
    color: var(--text-mid);
    margin-bottom: 0.5rem;
}
.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.qty-btn {
    width: 28px;
    height: 28px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    background: white;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-mid);
    transition: all 0.15s;
}
.qty-btn:hover { border-color: var(--primary); color: var(--primary); }
.qty-input {
    width: 68px;
    text-align: center;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.3rem 0.2rem;
    font-size: 0.85rem;
    font-weight: 600;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}
.qty-input:focus { border-color: var(--primary); }
.cart-item-subtotal {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-top: 0.3rem;
}
.cart-item-remove {
    background: none;
    border: none;
    color: var(--danger);
    font-size: 0.78rem;
    cursor: pointer;
    padding: 0.2rem;
    opacity: 0.7;
    transition: opacity 0.15s;
}
.cart-item-remove:hover { opacity: 1; }
.cart-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-alt);
}
.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}
.cart-total strong { font-size: 1.2rem; color: var(--primary); }
.cart-item-count {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}
.submit-inquiry {
    width: 100%;
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.submit-inquiry:hover { background: var(--accent-dark); }
.submit-inquiry:disabled { background: var(--text-light); cursor: not-allowed; }

/* ========== MODALS ========== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 300;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.modal-overlay.active { display: flex; }
.modal {
    background: white;
    border-radius: 16px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal-header h2 { font-size: 1.1rem; font-weight: 700; }
.modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.25rem;
    border-radius: 50%;
    transition: all 0.2s;
}
.modal-close:hover { background: var(--bg-alt); color: var(--text); }
.modal-body { padding: 1.5rem; }

/* About */
.about-hero {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 2rem 1.5rem 1.5rem;
    text-align: center;
    border-radius: 16px 16px 0 0;
    color: white;
}
.about-hero-logo {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    line-height: 1;
}
.about-hero h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
    margin: 0 0 0.5rem;
    font-family: var(--font-body);
}
.about-hero p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.85);
    line-height: 1.6;
    margin: 0;
}
.about-services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
    margin-bottom: 1rem;
}
.service-card {
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    padding: 0.9rem 0.75rem;
    text-align: center;
    border: 1px solid var(--border);
}
.service-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    color: var(--primary);
}
.service-icon svg { width: 18px; height: 18px; }
.service-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.25rem;
}
.service-desc {
    font-size: 0.75rem;
    color: var(--text-mid);
    line-height: 1.5;
}
.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
    margin: 0.75rem 0;
}
.stat-box {
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    padding: 0.7rem 0.25rem;
    text-align: center;
}
.stat-box .num { font-size: 1.3rem; font-weight: 700; color: var(--primary); }
.stat-box .label { font-size: 0.7rem; color: var(--text-mid); margin-top: 0.15rem; }
.about-faq-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 1rem 0 0.5rem;
}
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}
.faq-item {
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--border);
}
.faq-q {
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text);
    margin-bottom: 0.2rem;
}
.faq-a {
    font-size: 0.76rem;
    color: var(--text-mid);
    line-height: 1.5;
}
.about-social {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.about-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-mid);
    transition: all 0.2s;
    border: 1px solid var(--border);
}
.about-social a:hover { background: var(--primary); color: white; border-color: var(--primary); transform: translateY(-2px); }
.about-social svg { width: 15px; height: 15px; }

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.contact-item {
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    padding: 0.9rem;
}
.contact-item .icon { font-size: 1.4rem; margin-bottom: 0.4rem; }
.contact-item .label { font-size: 0.72rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 500; }
.contact-item .value { font-size: 0.88rem; font-weight: 600; color: var(--text); margin-top: 0.2rem; }
.contact-item .value a { color: var(--primary); text-decoration: none; }
.contact-item .value a:hover { text-decoration: underline; }
.contact-social {
    display: flex;
    gap: 0.6rem;
    justify-content: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.contact-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-mid);
    transition: all 0.2s;
    border: 1px solid var(--border);
}
.contact-social a:hover { background: var(--primary); color: white; border-color: var(--primary); transform: translateY(-2px); }
.contact-social svg { width: 16px; height: 16px; }

/* Inquiry Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.form-group { margin-bottom: 0.75rem; }
.form-group.full { grid-column: span 2; }
.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text);
}
.form-group label .required { color: var(--danger); }
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.6rem 0.85rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
    background: white;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-error {
    color: var(--danger);
    font-size: 0.78rem;
    margin-top: 0.25rem;
    display: none;
}
.inquiry-summary {
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
    max-height: 180px;
    overflow-y: auto;
}
.inquiry-summary h4 {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-weight: 500;
}
.inquiry-summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.35rem 0;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border);
}
.inquiry-summary-item:last-child { border-bottom: none; }
.inquiry-summary-item .name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-right: 0.5rem;
    color: var(--text-mid);
}
.inquiry-summary-item .subtotal { font-weight: 700; color: var(--primary); }
.submit-btn {
    width: 100%;
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.submit-btn:hover { background: var(--accent-dark); }
.submit-btn:disabled { background: var(--text-light); cursor: not-allowed; }
.success-msg {
    text-align: center;
    padding: 2.5rem 1rem;
}
.success-msg h3 { color: var(--success); margin-bottom: 0.5rem; font-size: 1.1rem; }
.success-msg p { color: var(--text-mid); font-size: 0.88rem; }

/* ========== LIGHTBOX ========== */
.lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 500;
    align-items: center;
    justify-content: center;
}
.lightbox.active { display: flex; }
.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.88);
}
.lightbox-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    max-width: 90vw;
    max-height: 95vh;
}
/* 主图容器 */
.lb-main-img-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    touch-action: pan-y;
    cursor: grab;
    user-select: none;
}
.lb-main-img-wrap:active { cursor: grabbing; }
.lb-main-img-wrap img {
    display: block;
    max-width: min(80vw, 600px);
    max-height: 65vh;
    object-fit: contain;
    border-radius: 8px;
    pointer-events: none;
    transition: transform 0.25s ease;
}
/* 手机端图片计数器 1/5 */
.lb-counter {
    position: absolute;
    bottom: 8px;
    right: 10px;
    background: rgba(0,0,0,0.55);
    color: white;
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 10px;
    display: none;
}
/* 缩略图条（桌面可见） */
.lb-thumbs {
    display: flex;
    gap: 6px;
    flex-wrap: nowrap;
    overflow-x: auto;
    max-width: min(80vw, 600px);
    padding: 2px 0;
    scrollbar-width: thin;
}
.lb-thumbs::-webkit-scrollbar { height: 4px; }
.lb-thumbs::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.3); border-radius: 4px; }
.lb-thumb {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 4px;
    object-fit: cover;
    cursor: pointer;
    border: 2px solid transparent;
    opacity: 0.65;
    transition: all 0.15s;
}
.lb-thumb:hover { opacity: 0.9; }
.lb-thumb.active { border-color: white; opacity: 1; }
.lightbox-close {
    position: absolute;
    top: -14px;
    right: -14px;
    background: rgba(255,255,255,0.15);
    border: none;
    color: white;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 2;
}
.lightbox-close:hover { background: rgba(255,255,255,0.3); }
.lightbox-info {
    color: rgba(255,255,255,0.8);
    font-size: 0.82rem;
    text-align: center;
    padding: 0 1rem;
}
/* 手机上：隐藏缩略图、显示计数器，左右箭头隐藏 */
@media (max-width: 600px) {
    .lb-thumbs { display: none; }
    .lb-counter { display: block; }
    .lb-nav-btn { display: none !important; }
    .lb-main-img-wrap img {
        max-width: 92vw;
        max-height: 72vh;
    }
}



/* ========== TOAST ========== */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: var(--text);
    color: white;
    padding: 0.65rem 1.5rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    z-index: 600;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* ========== FOOTER ========== */
footer {
    background: var(--primary-dark);
    color: var(--accent-light);
    padding: 2rem;
    padding-bottom: calc(2rem + env(safe-area-inset-bottom, 0px));
    margin-top: 3rem;
    font-size: 0.85rem;
}
.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.25rem;
}
.footer-brand {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
}
.footer-brand em { font-style: normal; color: var(--accent); }
.footer-brand small { display: block; font-size: 0.75rem; color: #C5D5B5; margin-top: 0.2rem; font-weight: 400; }
.footer-links { display: flex; gap: 0.25rem; }
.footer-links a {
    color: var(--accent-light);
    text-decoration: none;
    padding: 0.3rem 0.75rem;
    border-radius: 4px;
    font-size: 0.85rem;
    transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-social { display: flex; gap: 0.4rem; }
.footer-social a {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--accent-light);
    transition: all 0.2s;
}
.footer-social a:hover { background: var(--accent); color: white; }
.footer-social svg { width: 14px; height: 14px; }
.footer-copy {
    max-width: 1400px;
    margin: 1.5rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.78rem;
    color: #A8B89A;
}
.footer-copy a { color: var(--accent-light); text-decoration: none; }
.footer-copy a:hover { color: var(--accent); }

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
    .header-nav { display: none; }
    .social-links { display: none; }
    .hamburger { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; border: 1.5px solid var(--border); background: var(--bg-alt); }
    .header-inner { padding: 0.75rem 1rem; gap: 1rem; }
}
@media (max-width: 768px) {
    .main-container { grid-template-columns: 1fr; padding: 1rem; gap: 1.5rem; }
    .sidebar { display: none; }
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
    .form-grid { grid-template-columns: 1fr; }
    .form-group.full { grid-column: span 1; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }

    /* 搜索框：手机上确保文字和cursor可见 */
    .search-box input {
        color: #333 !important;
        -webkit-text-fill-color: #333 !important;
        background: #fff !important;
        caret-color: #333 !important;
    }
    .search-box input::placeholder {
        color: #888 !important;
        -webkit-text-fill-color: #888 !important;
    }

    /* 购物车按钮：隐藏"Inquiry Cart"文字，只保留图标+数字，节省宽度 */
    .cart-btn-text { display: none; }
    .cart-btn {
        padding: 0.5rem 0.75rem;
        gap: 0.35rem;
    }

    /* 产品卡片底部：确保+/-和Add按钮都可见 */
    .card-bottom {
        gap: 0.25rem;
    }
    .qty-input-card {
        width: 52px;
        font-size: 0.8rem;
        padding: 0.4rem 0.15rem;
    }
    .card-qty-btn {
        width: 26px;
        height: 32px;
        flex-shrink: 0;
    }
    .add-to-cart {
        min-width: 28px;
        padding: 0.4rem 0.2rem;
        font-size: 0.7rem;
    }
}
    
/* Image dots on cards */
.img-dots {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 4px;
    pointer-events: none;
}
.img-dot { width: 5px; height: 5px; border-radius: 50%; background: rgba(255,255,255,0.5); }
.img-dot.active { background: white; }
.img-dot-more { font-size: 10px; color: rgba(255,255,255,0.85); background: rgba(0,0,0,0.35); border-radius: 8px; padding: 1px 5px; }
/* Loading state */
.loading-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 4rem; gap: 1rem; color: var(--text-mid); font-size: 0.9rem; }
.spinner-ring { width: 36px; height: 36px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
/* Lightbox nav */
.lb-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.9);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.2s;
}
.lb-nav-btn:hover { background: white; }
.lb-prev { left: -54px; }
.lb-next { right: -54px; }

/* ========== INFINITE SCROLL SENTINEL ========== */
.scroll-sentinel {
    grid-column: 1 / -1;
    height: 1px;
    visibility: hidden;
}