body { margin: 0; font-family: -apple-system, sans-serif; background: #f8fafc; color: #334155; }
.pivot-header { position: relative; z-index: 10001; height: 60px; background: #ffffff; border-bottom: 1px solid #e2e8f0; height: 60px; }
.pivot-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; position: relative; }
.pivot-logo { float: left; padding: 10px 0; }
.pivot-logo img { height: 40px; display: block; }
.pivot-nav { float: right; list-style: none; margin: 0; padding: 0; }
.pivot-nav-item { float: left; line-height: 60px; margin-left: 25px; }
.pivot-nav-item a { color: #334155; text-decoration: none; font-weight: 500; font-size: 14px; transition: color 0.3s; }
.pivot-nav-item a:hover { color: #b91c1c; }
.pivot-nav-item.active a { background: #b91c1c; color: #ffffff; font-weight: bold; }
.pivot-main { max-width: 1200px; margin: 30px auto; padding: 0 20px; min-height: calc(100vh - 240px); }
.pivot-tips { background: #fffbeb; border: 1px solid #fde68a; padding: 12px 16px; border-radius: 8px; margin-bottom: 30px; font-size: 13px; color: #b45309; line-height: 1.5; }
.pivot-breadcrumb-row { background: #f1f5f9; padding: 12px 20px; border-radius: 8px; margin-bottom: 25px; font-size: 13px; color: #64748b; }
.pivot-breadcrumb-row a { color: #475569; text-decoration: none; }
.pivot-layout { display: grid; grid-template-columns: 1fr; gap: 30px; }
@media (min-width: 992px) { .pivot-layout { grid-template-columns: 7.2fr 2.8fr; } }
.pivot-content-left { display: flex; flex-direction: column; gap: 25px; }
.pivot-sidebar-right { display: flex; flex-direction: column; gap: 20px; }
.pivot-box { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; margin-bottom: 20px; box-shadow: 0 1px 3px rgba(0,0,0,0.01); }
.pivot-box-title { background: #fdf2f8; padding: 12px 15px; font-size: 14px; font-weight: 600; color: #b91c1c; border-bottom: 1px solid #cbd5e1; display: flex; justify-content: space-between; align-items: center; }
.pivot-box-body { padding: 20px; }
.pivot-banner-card { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 20px; }
.pivot-banner-img { max-width: 100%; height: 160px; object-fit: cover; border-radius: 6px; border: 1px solid #cbd5e1; }
.pivot-banner-title { font-size: 16px; font-weight: 600; color: #1e293b; margin: 15px 0 10px; text-decoration: none; }
.pivot-banner-title:hover { color: #b91c1c; }
.pivot-price { font-size: 20px; color: #b91c1c; font-weight: 700; }
.pivot-btn { background: #b91c1c; color: #ffffff; border: none; padding: 8px 18px; border-radius: 4px; font-size: 13px; font-weight: 500; cursor: pointer; text-decoration: none; transition: background 0.3s; text-align: center; display: inline-block; }
.pivot-btn:hover { background: #991b1b; }
.pivot-btn-disabled { background: #cbd5e1; color: #94a3b8; cursor: not-allowed; text-align: center; }
.pivot-b2-layout { display: grid; grid-template-columns: 1fr; gap: 15px; }
@media (min-width: 768px) { .pivot-b2-layout { grid-template-columns: 3.5fr 6.5fr; } }
.pivot-b2-left { border-right: none; padding-right: 0; text-align: center; }
@media (min-width: 768px) { .pivot-b2-left { border-right: 1px solid #f1f5f9; padding-right: 20px; } }
.pivot-b2-img { width: 100%; height: 120px; object-fit: cover; border-radius: 6px; background: #f8fafc; border: 1px solid #cbd5e1; }
.pivot-b2-title { font-size: 14px; font-weight: 600; color: #1e293b; margin: 10px 0 6px; text-decoration: none; display: block; }
.pivot-b2-title:hover { color: #b91c1c; }
.pivot-b2-list { display: flex; flex-direction: column; gap: 12px; }
.pivot-b2-item { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; border-bottom: 1px dashed #f1f5f9; }
.pivot-b2-item:last-child { border-bottom: none; }
.pivot-b2-name { font-size: 13px; color: #334155; text-decoration: none; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 280px; }
.pivot-b2-name:hover { color: #b91c1c; }
.pivot-pills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 15px; border-top: 1px solid #cbd5e1; padding-top: 15px; }
.pivot-cat-pill { background: #ffffff; border: 1px solid #cbd5e1; padding: 8px 10px; border-radius: 4px; text-decoration: none; color: #475569; font-size: 12px; font-weight: 500; transition: all 0.3s; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pivot-cat-pill:hover { border-color: #b91c1c; color: #b91c1c; }
.pivot-dense-grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
@media (max-width: 768px) { .pivot-dense-grid-5 { grid-template-columns: repeat(2, 1fr); } }
.pivot-dense-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
@media (max-width: 768px) { .pivot-dense-grid-4 { grid-template-columns: repeat(2, 1fr); } }
.pivot-dense-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.pivot-grid-item { background: #ffffff; border: 1px solid #cbd5e1; padding: 15px 10px; border-radius: 4px; text-align: center; text-decoration: none; color: #1e293b; transition: all 0.3s; display: flex; flex-direction: column; justify-content: space-between; }
.pivot-grid-item:hover { border-color: #b91c1c; transform: translateY(-2px); }
.pivot-item-pinyin { font-size: 10px; color: #94a3b8; margin-bottom: 4px; font-family: monospace; }
.pivot-item-name { font-size: 13px; font-weight: 600; margin-bottom: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pivot-item-price { font-size: 12px; color: #b91c1c; font-weight: 700; }
.pivot-detail-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
@media (min-width: 992px) { .pivot-detail-grid { grid-template-columns: 7fr 3fr; } }
.pivot-detail-left { display: flex; flex-direction: column; gap: 25px; }
.pivot-detail-right { display: flex; flex-direction: column; gap: 20px; }
.pivot-panel { background: #ffffff; border-radius: 8px; border: 1px solid #cbd5e1; padding: 24px; }
.pivot-panel-title { font-size: 15px; font-weight: 600; color: #b91c1c; border-bottom: 2px solid #f1f5f9; padding-bottom: 8px; }
.pivot-table { width: 100%; border-collapse: collapse; margin-bottom: 25px; }
.pivot-table td { border: 1px solid #cbd5e1; padding: 10px 14px; font-size: 13px; }
.pivot-table tr td:first-child { background: #f8fafc; color: #64748b; width: 120px; font-weight: 500; }
.pivot-table tr td:last-child { color: #1e293b; font-weight: 600; }
.pivot-form-group { margin-bottom: 16px; }
.pivot-form-label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 500; color: #475569; }
.pivot-form-input { width: 100%; padding: 10px; border: 1px solid #cbd5e1; border-radius: 6px; box-sizing: border-box; font-size: 14px; outline: none; transition: border-color 0.3s; }
.pivot-form-input:focus { border-color: #b91c1c; }
.pivot-footer { background: #1e293b; color: #94a3b8; padding: 50px 0; text-align: center; font-size: 13px; margin-top: 80px; }
.pivot-footer p { margin: 0; }
.pivot-footer-links { margin-bottom: 15px; }
.pivot-footer-links a { color: #cbd5e1; text-decoration: none; margin: 0 12px; transition: color 0.3s; }
.pivot-footer-links a:hover { color: #b91c1c; }
.pivot-query-box { background: #ffffff; border-radius: 8px; border: 1px solid #e2e8f0; padding: 24px; }
.pivot-query-tabs { display: flex; border-bottom: 2px solid #e2e8f0; margin-bottom: 25px; }
.pivot-query-tab { flex: 1; text-align: center; padding: 12px; font-weight: 500; font-size: 13px; color: #64748b; text-decoration: none; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all 0.3s; }
.pivot-query-tab.active { border-color: #b91c1c; color: #b91c1c; font-weight: 600; }
.pivot-btn-disabled { background: #cbd5e1; color: #94a3b8; cursor: not-allowed; text-align: center; }
.pivot-product-card { background: #ffffff; border-radius: 8px; border: 1px solid #e2e8f0; padding: 20px; display: flex; justify-content: space-between; align-items: center; transition: all 0.3s; }
.pivot-product-card:hover { border-color: #cbd5e1; box-shadow: 0 4px 12px rgba(0,0,0,0.02); }
@media (max-width: 600px) {
    .pivot-product-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}
.pivot-prod-left {
    width: 180px;
    height: 120px;
    flex-shrink: 0;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    overflow: hidden;
}
@media (max-width: 600px) {
    .pivot-prod-left {
        width: 100%;
        height: 150px;
    }
}
.pivot-prod-left img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.pivot-prod-right {
    flex-grow: 1;
    padding-left: 20px;
}
.pivot-badge {
    background: #fdf2f8;
    color: #b91c1c;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 10px;
}
.pivot-prod-title {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    margin: 0 0 10px;
    text-decoration: none;
    display: block;
}
.pivot-prod-title:hover {
    color: #b91c1c;
}
.pivot-price {
    font-size: 20px;
    color: #b91c1c;
    font-weight: 700;
}
.pivot-b4-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px dashed #f1f5f9;
}
.pivot-b4-item:last-child {
    border-bottom: none;
}
.pivot-b4-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
.pivot-b4-num {
    width: 20px;
    height: 20px;
    background: #cbd5e1;
    color: #475569;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
}
.pivot-b4-item:nth-child(1) .pivot-b4-num { background: #b91c1c; color: #ffffff; }
.pivot-b4-item:nth-child(2) .pivot-b4-num { background: #b91c1c; color: #ffffff; }
.pivot-b4-item:nth-child(3) .pivot-b4-num { background: #b91c1c; color: #ffffff; }
.pivot-b4-name {
    color: #334155;
    text-decoration: none;
    font-weight: 500;
}
.pivot-b4-name:hover {
    color: #b91c1c;
}
.pivot-b5-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed #f1f5f9;
    font-size: 13px;
}
.pivot-b5-item:last-child {
    border-bottom: none;
}
.pivot-b5-name {
    color: #475569;
    text-decoration: none;
}
.pivot-b5-name:hover {
    color: #b91c1c;
}
.pivot-b6-card {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 15px;
}
.pivot-b6-img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-bottom: 1px solid #cbd5e1;
}
.pivot-b6-body {
    padding: 10px;
}
.pivot-b6-title {
    font-size: 13px;
    font-weight: 600;
    color: #334155;
    text-decoration: none;
    display: block;
    margin-bottom: 6px;
}
.pivot-b6-title:hover {
    color: #db2777;
}
.pivot-b7-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}
.pivot-hot-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}
@media (max-width: 768px) {
    .pivot-hot-row {
        grid-template-columns: repeat(2, 1fr);
    }
}
.pivot-hot-item {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    display: block;
    transition: all 0.3s;
    text-align: center;
}
.pivot-hot-item:hover {
    transform: translateY(-2px);
    border-color: #b91c1c;
}
.pivot-hot-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    display: block;
}
.pivot-hot-title {
    padding: 8px;
    font-size: 12px;
    font-weight: 600;
    color: #2c3e50;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}