:root {
    --f-bg: #f5f6f9;
    --f-card: #ffffff;
    --f-text: #1a1a1a;
    --f-sub: #6e727d;
    --f-border: #e4e6eb;
    --f-accent: #0066ff;
    --f-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
body {
    margin: 0;
    background: var(--f-bg);
    color: var(--f-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
}
a {
    color: var(--f-text);
    text-decoration: none;
}
.fumarole-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--f-card);
    border-bottom: 1px solid var(--f-border);
    box-shadow: var(--f-shadow);
}
.fumarole-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.fumarole-logo img {
    height: 28px;
}
.fumarole-nav-container {
    display: flex;
}
.fumarole-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 30px;
}
.fumarole-nav a {
    color: var(--f-sub);
    font-weight: 500;
    transition: color 0.2s;
}
.fumarole-nav a:hover, .fumarole-nav .fumarole-active {
    color: var(--f-accent);
}
.fumarole-user-zone {
    display: flex;
    align-items: center;
    gap: 10px;
}
.fumarole-user-link {
    display: flex;
    align-items: center;
    gap: 8px;
}
.fumarole-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--f-border);
}
.fumarole-btn-login {
    background: var(--f-accent);
    color: #fff;
    padding: 6px 16px;
    border-radius: 4px;
    font-weight: 500;
}
.fumarole-btn-login:hover {
    background: #0052cc;
    color: #fff;
}
.fumarole-notice-bar {
    background: #fff9e6;
    border-bottom: 1px solid #ffe599;
    padding: 10px 20px;
}
.fumarole-notice-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 10px;
}
.fumarole-notice-tag {
    background: #ffb800;
    color: #fff;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 2px;
    font-weight: bold;
}
.fumarole-notice-text {
    color: #8c6000;
    font-size: 13px;
}
.fumarole-home-container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
    display: flex;
    gap: 30px;
}
.fumarole-sidebar {
    width: 220px;
    flex-shrink: 0;
}
.fumarole-sidebar-list {
    list-style: none;
    margin: 0;
    padding: 0;
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 10px 0;
}
.fumarole-sidebar-list a {
    display: block;
    padding: 12px 20px;
    color: var(--f-sub);
    font-weight: 500;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}
.fumarole-sidebar-list a:hover {
    color: var(--f-accent);
    background: rgba(0,102,255,0.02);
    border-left-color: var(--f-accent);
}
.fumarole-content-area {
    flex: 1;
}
.fumarole-category-section {
    margin-bottom: 40px;
}
.fumarole-category-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--f-border);
    display: flex;
    align-items: center;
}
.fumarole-category-title::before {
    content: "";
    width: 4px;
    height: 18px;
    background: var(--f-accent);
    margin-right: 10px;
    border-radius: 2px;
}
.fumarole-product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.fumarole-product-card {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 15px;
    display: flex;
    gap: 15px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.fumarole-product-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--f-shadow);
}
.fumarole-card-img-wrapper {
    width: 70px;
    height: 70px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--f-border);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fafafa;
}
.fumarole-card-img-wrapper img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.fumarole-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.fumarole-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--f-text);
    line-height: 1.4;
    margin-bottom: 5px;
}
.fumarole-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.fumarole-card-price {
    color: #d23c3c;
    font-weight: bold;
    font-size: 16px;
}
.fumarole-card-stock {
    color: var(--f-sub);
    font-size: 11px;
}
.fumarole-card-action {
    background: rgba(0,102,255,0.08);
    color: var(--f-accent);
    text-align: center;
    padding: 6px 0;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    margin-top: 10px;
    transition: background 0.2s, color 0.2s;
}
.fumarole-product-card:hover .fumarole-card-action {
    background: var(--f-accent);
    color: #fff;
}
.fumarole-breadcrumb {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 0 20px;
    font-size: 13px;
    color: var(--f-sub);
}
.fumarole-breadcrumb a {
    color: var(--f-sub);
}
.fumarole-breadcrumb a:hover {
    color: var(--f-accent);
}
.fumarole-detail-container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
    display: flex;
    gap: 40px;
}
.fumarole-detail-left {
    width: 35%;
    flex-shrink: 0;
}
.fumarole-detail-img-box {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 4/3;
}
.fumarole-detail-img-box img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.fumarole-trust-badges {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    gap: 10px;
}
.fumarole-badge-item {
    flex: 1;
    background: #f0f7ff;
    color: var(--f-accent);
    font-size: 12px;
    text-align: center;
    padding: 10px 0;
    border-radius: 4px;
    font-weight: 500;
    border: 1px solid #d0e7ff;
}
.fumarole-detail-right {
    flex: 1;
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 40px;
}
.fumarole-product-title {
    font-size: 22px;
    font-weight: bold;
    margin: 0 0 20px 0;
}
.fumarole-product-price-box {
    background: #fafafa;
    padding: 20px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}
.fumarole-price-label {
    color: var(--f-sub);
    font-size: 13px;
}
.fumarole-price-value {
    color: #d23c3c;
    font-size: 28px;
    font-weight: bold;
}
.fumarole-product-stock-box {
    color: var(--f-sub);
    font-size: 13px;
    margin-bottom: 30px;
    padding-left: 20px;
}
.fumarole-form-item {
    margin-bottom: 20px;
}
.fumarole-form-item label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
}
.fumarole-input {
    width: 100%;
    height: 40px;
    border: 1px solid var(--f-border);
    border-radius: 4px;
    padding: 0 15px;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s;
}
.fumarole-input:focus {
    border-color: var(--f-accent);
}
.fumarole-btn-buy {
    width: 100%;
    height: 48px;
    background: var(--f-accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}
.fumarole-btn-buy:hover {
    background: #0052cc;
}
.fumarole-btn-buy:disabled {
    background: #cbd5e1;
    cursor: not-allowed;
}
.fumarole-description-box {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}
.fumarole-description-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--f-border);
}
.fumarole-description-content {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 30px;
    line-height: 1.8;
}
.fumarole-about-wrap {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}
.fumarole-about-card {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 40px;
}
.fumarole-about-title {
    font-size: 20px;
    font-weight: bold;
    margin: 0 0 25px 0;
    text-align: center;
}
.fumarole-about-content {
    line-height: 1.8;
}
.fumarole-footer {
    background: var(--f-card);
    border-top: 1px solid var(--f-border);
    padding: 30px 0;
    margin-top: 60px;
}
.fumarole-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.fumarole-footer-copyright {
    color: var(--f-sub);
    font-size: 12px;
}
.fumarole-footer-nav {
    display: flex;
    gap: 20px;
}
.fumarole-footer-nav a {
    color: var(--f-sub);
    font-size: 12px;
}
.fumarole-footer-nav a:hover {
    color: var(--f-accent);
}
.fumarole-password-container {
    max-width: 600px;
    margin: 40px auto;
    padding: 0 20px;
}
.fumarole-password-card {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 40px;
}
.fumarole-password-title {
    font-size: 18px;
    font-weight: bold;
    margin: 0 0 25px 0;
    text-align: center;
}
.fumarole-wholesale-trigger {
    color: var(--f-accent);
    cursor: pointer;
    font-size: 13px;
    margin-bottom: 15px;
    font-weight: 500;
}
.fumarole-wholesale-popup {
    padding: 20px;
}
.fumarole-wholesale-popup-title {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 15px;
}
.fumarole-group-wrap {
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 20px;
}
.fumarole-group-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
}
.fumarole-group-container {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    overflow: hidden;
}
.fumarole-table-header {
    display: flex;
    background: #fafafa;
    border-bottom: 1px solid var(--f-border);
    padding: 12px 20px;
    font-weight: bold;
    color: var(--f-sub);
    font-size: 13px;
}
.fumarole-th-item {
    flex: 1;
}
.fumarole-table-row {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--f-border);
    transition: background 0.2s;
}
.fumarole-table-row:last-child {
    border-bottom: none;
}
.fumarole-table-row:hover {
    background: #fafafa;
}
.fumarole-td-item {
    flex: 1;
}
.fumarole-item-name a {
    font-weight: bold;
}
.fumarole-item-name a:hover {
    color: var(--f-accent);
}
.fumarole-type-tag {
    font-size: 11px;
    background: #f1f5f9;
    color: #475569;
    padding: 2px 6px;
    border-radius: 3px;
}
.fumarole-type-auto {
    background: #e0f2fe;
    color: #0369a1;
}
.fumarole-item-price {
    font-weight: bold;
    color: #d23c3c;
}
.fumarole-item-stock {
    color: var(--f-sub);
}
.fumarole-btn-table {
    background: var(--f-accent);
    color: #fff;
    padding: 6px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}
.fumarole-btn-table:hover {
    background: #0052cc;
    color: #fff;
}
.fumarole-btn-disabled {
    background: #cbd5e1;
    cursor: not-allowed;
}
.fumarole-btn-disabled:hover {
    background: #cbd5e1;
    color: #fff;
}
.fumarole-checkout-wrap {
    max-width: 500px;
    margin: 40px auto;
    padding: 0 20px;
}
.fumarole-checkout-card {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 20px;
}
.fumarole-card-header {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--f-border);
    padding-bottom: 10px;
}
.fumarole-checkout-alert {
    background: #fef2f2;
    border: 1px solid #fee2e2;
    color: #ef4444;
    padding: 15px;
    border-radius: 4px;
    font-size: 13px;
}
.fumarole-checkout-return {
    color: var(--f-sub);
    font-size: 13px;
}
.fumarole-checkout-return:hover {
    color: var(--f-accent);
}
.fumarole-checkout-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed var(--f-border);
}
.fumarole-checkout-row:last-of-type {
    border-bottom: none;
}
.fumarole-checkout-total {
    font-weight: bold;
    font-size: 18px;
    color: #d23c3c;
    border-top: 1px solid var(--f-border);
    padding-top: 20px;
    margin-top: 10px;
}
.fumarole-success-title {
    color: #10b981;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
}
.fumarole-checkout-btn {
    width: 100%;
    height: 44px;
    background: var(--f-accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
}
.fumarole-pay-select-title {
    font-size: 14px;
    font-weight: bold;
    color: var(--f-sub);
    text-align: center;
    margin-bottom: 20px;
}
.fumarole-pay-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}
.fumarole-pay-button {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 4px;
    padding: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.fumarole-pay-button:hover {
    border-color: var(--f-accent);
}
.fumarole-pay-button img {
    height: 24px;
}
.fumarole-query-card {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    padding: 30px;
}
.fumarole-query-tip {
    background: #f0fdf4;
    border: 1px solid #dcfce7;
    color: #15803d;
    padding: 12px;
    border-radius: 4px;
    font-size: 13px;
    margin-bottom: 20px;
}
.fumarole-query-table {
    border: 1px solid var(--f-border);
    border-radius: 6px;
    overflow: hidden;
}
.fumarole-query-header-row {
    display: flex;
    background: #fafafa;
    border-bottom: 1px solid var(--f-border);
    padding: 12px 15px;
    font-weight: bold;
    color: var(--f-sub);
}
.fumarole-query-col {
    flex: 1;
}
.fumarole-query-data-row {
    display: flex;
    align-items: center;
    padding: 15px;
}
.fumarole-query-btn {
    background: var(--f-accent);
    color: #fff;
    padding: 6px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    border: none;
    cursor: pointer;
}
.fumarole-query-back {
    color: var(--f-sub);
    font-size: 12px;
}
.fumarole-query-back:hover {
    color: var(--f-accent);
}
.fumarole-query-empty {
    text-align: center;
    padding: 40px 0;
    color: var(--f-sub);
}
.fumarole-query-container {
    background: var(--f-card);
    border: 1px solid var(--f-border);
    border-radius: 8px;
    overflow: hidden;
}
.fumarole-query-tabs {
    display: flex;
    background: #fafafa;
    border-bottom: 1px solid var(--f-border);
}
.fumarole-query-tab-link {
    flex: 1;
    text-align: center;
    padding: 15px 0;
    color: var(--f-sub);
    font-weight: 500;
    border-bottom: 2px solid transparent;
}
.fumarole-query-tab-link:hover {
    color: var(--f-accent);
}
.fumarole-query-tabs .fumarole-active {
    color: var(--f-accent);
    border-bottom-color: var(--f-accent);
    background: var(--f-card);
}
.fumarole-query-body {
    padding: 30px;
}
.fumarole-query-info {
    background: #f8fafc;
    border: 1px solid var(--f-border);
    padding: 12px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--f-sub);
    margin-bottom: 25px;
    text-align: center;
}
.fumarole-btn-submit {
    width: 100%;
    height: 44px;
    background: var(--f-accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 20px;
}
.fumarole-btn-submit:hover {
    background: #0052cc;
}
.fumarole-mobile-order-card {
    border: 1px solid var(--f-border);
    background: #fafafa;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 10px;
}
.fumarole-mobile-card-title {
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    cursor: pointer;
}
@media (max-width: 900px) {
    .fumarole-home-container {
        flex-direction: column;
        gap: 20px;
    }
    .fumarole-sidebar {
        width: 100%;
    }
    .fumarole-sidebar-list {
        display: flex;
        flex-wrap: wrap;
        padding: 5px;
        gap: 5px;
    }
    .fumarole-sidebar-list li {
        flex: 1;
        min-width: 100px;
    }
    .fumarole-sidebar-list a {
        padding: 10px;
        text-align: center;
        border-left: none;
        border-bottom: 2px solid transparent;
        border-radius: 4px;
    }
    .fumarole-sidebar-list a:hover {
        border-bottom-color: var(--f-accent);
        border-left-color: transparent;
    }
    .fumarole-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .fumarole-detail-container {
        flex-direction: column;
        gap: 20px;
    }
    .fumarole-detail-left {
        width: 100%;
    }
    .fumarole-detail-right {
        padding: 20px;
    }
}
@media (max-width: 600px) {
    .fumarole-product-grid {
        grid-template-columns: 1fr;
    }
    .fumarole-footer-inner {
        flex-direction: column;
        gap: 15px;
    }
}