@charset "UTF-8";
:root {
    --s-bg: #fbfbfa;
    --s-card: #ffffff;
    --s-text: #2e2e2e;
    --s-sub: #737373;
    --s-border: #e5e5e0;
    --s-accent: #2e2e2e;
    --s-gold: #d97706;
    --s-shadow: 0 4px 15px rgba(0,0,0,0.02);
}
body {
    margin: 0; background: var(--s-bg); color: var(--s-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 14px;
}
a { color: var(--s-text); text-decoration: none; }
.siltstone-header {
    position: sticky; top: 0; z-index: 1000;
    background: var(--s-card); border-bottom: 2px solid var(--s-border);
    box-shadow: var(--s-shadow);
}
.siltstone-header-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 20px;
    height: 65px; display: flex; align-items: center; justify-content: space-between;
}
.siltstone-logo img { height: 32px; }
.siltstone-nav {
    list-style: none; margin: 0; padding: 0; display: flex; gap: 30px;
}
.siltstone-nav a {
    color: var(--s-text); font-weight: bold; transition: color 0.2s;
}
.siltstone-nav a:hover, .siltstone-nav .siltstone-active {
    color: var(--s-gold);
}
.siltstone-user-zone { display: flex; align-items: center; }
.siltstone-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    border: 1px solid var(--s-border);
}
.siltstone-btn-login {
    background: var(--s-accent); color: #fff;
    padding: 6px 16px; border-radius: 4px; font-weight: bold;
}
.siltstone-notice-bar {
    background: #fdfdfc; border-bottom: 1px solid var(--s-border); padding: 10px 20px;
}
.siltstone-notice-inner {
    max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 10px;
}
.siltstone-notice-tag {
    background: var(--s-gold); color: #fff; font-size: 11px;
    padding: 2px 6px; border-radius: 2px; font-weight: bold;
}
.siltstone-notice-text { color: var(--s-text); font-size: 13px; font-weight: bold; }
.siltstone-home-container {
    max-width: 1200px; margin: 30px auto; padding: 0 20px;
    display: flex; gap: 30px;
}
.siltstone-category-tabs { margin-bottom: 30px; width: 100%; }
.siltstone-tab-list {
    list-style: none; margin: 0; padding: 0; display: flex; gap: 10px; flex-wrap: wrap;
}
.siltstone-tab-list a {
    display: block; padding: 10px 20px; background: var(--s-card);
    border: 1px solid var(--s-border); border-radius: 4px; font-weight: bold; transition: all 0.2s;
}
.siltstone-tab-list a:hover {
    background: var(--s-gold); color: #fff; border-color: var(--s-gold);
}
.siltstone-cat-section { margin-bottom: 40px; }
.siltstone-cat-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid var(--s-gold); padding-bottom: 10px; margin-bottom: 20px; }
.siltstone-cat-title { font-size: 18px; font-weight: bold; }
.siltstone-product-list { display: flex; flex-direction: column; gap: 10px; }
.siltstone-prod-row {
    background: var(--s-card); border: 1px solid var(--s-border);
    border-radius: 4px; padding: 15px 20px; display: flex; align-items: center;
    gap: 20px; transition: transform 0.2s, box-shadow 0.2s;
}
.siltstone-prod-row:hover {
    transform: translateY(-2px); box-shadow: var(--s-shadow); border-color: var(--s-gold);
}
.siltstone-prod-idx {
    font-size: 14px; font-weight: bold; color: var(--s-sub); width: 30px; flex-shrink: 0;
}
.siltstone-prod-name { font-size: 15px; font-weight: bold; flex: 1; }
.siltstone-prod-meta { display: flex; gap: 20px; align-items: center; margin-right: 20px; }
.siltstone-prod-price { color: var(--s-gold); font-size: 16px; font-weight: bold; }
.siltstone-prod-stock { color: var(--s-sub); font-size: 12px; }
.siltstone-prod-btn {
    background: var(--s-accent); color: #fff; padding: 6px 20px;
    border-radius: 20px; font-weight: bold; font-size: 13px; width: 40px; text-align: center;
}
.siltstone-sidebar { width: 280px; flex-shrink: 0; }
.siltstone-widget { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 20px; margin-bottom: 20px; }
.siltstone-widget-title { font-size: 15px; font-weight: bold; margin-bottom: 15px; border-left: 3px solid var(--s-gold); padding-left: 10px; }
.siltstone-tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.siltstone-tag-badge { display: block; padding: 6px 12px; background: #fafaf7; border: 1px solid var(--s-border); border-radius: 4px; font-size: 12px; font-weight: bold; transition: all 0.2s; }
.siltstone-tag-badge:hover { background: var(--s-gold); color: #fff; border-color: var(--s-gold); }
.siltstone-query-links { display: flex; flex-direction: column; gap: 10px; }
.siltstone-query-btn { display: block; padding: 10px; background: #fafaf7; border: 1px solid var(--s-border); border-radius: 4px; text-align: center; font-size: 12px; font-weight: bold; transition: all 0.2s; }
.siltstone-query-btn:hover { background: var(--s-gold); color: #fff; border-color: var(--s-gold); }
.siltstone-contact-box { text-align: center; }
.siltstone-contact-avatar { width: 44px; height: 44px; line-height: 44px; background: #fafaf7; border: 1px solid var(--s-border); border-radius: 50%; margin: 0 auto 10px; font-size: 18px; color: var(--s-sub); }
.siltstone-contact-name { font-size: 14px; font-weight: bold; margin-bottom: 5px; }
.siltstone-contact-sub { font-size: 11px; color: var(--s-sub); }
.siltstone-breadcrumb { max-width: 1200px; margin: 20px auto 0; padding: 0 20px; font-size: 13px; color: var(--s-sub); }
.siltstone-breadcrumb a { color: var(--s-sub); }
.siltstone-detail-layout { max-width: 1200px; margin: 20px auto; padding: 0 20px; display: flex; gap: 40px; }
.siltstone-detail-main { flex: 1; min-width: 0; }
.siltstone-detail-title { font-size: 24px; font-weight: bold; margin: 0 0 10px 0; }
.siltstone-detail-meta { font-size: 12px; color: var(--s-sub); margin-bottom: 25px; }
.siltstone-checkout-panel { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 30px; margin-bottom: 30px; display: flex; gap: 30px; }
.siltstone-detail-left { width: 35%; flex-shrink: 0; }
.siltstone-detail-img-box { background: #ffffff; border: 1px solid var(--s-border); border-radius: 4px; padding: 30px; display: flex; align-items: center; justify-content: center; aspect-ratio: 4/3; }
.siltstone-detail-img-box img { max-width: 90%; max-height: 90%; object-fit: contain; }
.siltstone-badges { display: flex; justify-content: space-between; margin-top: 20px; gap: 10px; }
.siltstone-badge-item { flex: 1; text-align: center; font-size: 11px; font-weight: bold; padding: 8px 0; background: #fffdeb; border: 1px solid #fef3c7; color: var(--s-gold); border-radius: 2px; }
.siltstone-detail-right { flex: 1; }
.siltstone-price-row { background: #fafaf7; padding: 15px 20px; border-radius: 4px; margin-bottom: 25px; display: flex; align-items: center; gap: 15px; }
.siltstone-price-label { font-size: 13px; color: var(--s-sub); }
.siltstone-price-val { font-size: 26px; color: var(--s-gold); font-weight: bold; }
.siltstone-stock-val { font-size: 12px; color: var(--s-sub); }
.siltstone-form-item { margin-bottom: 15px; }
.siltstone-form-item label { display: block; font-size: 13px; font-weight: bold; margin-bottom: 6px; }
.siltstone-input { width: 100%; height: 38px; border: 1px solid var(--s-border); border-radius: 4px; padding: 0 12px; box-sizing: border-box; outline: none; }
.siltstone-input:focus { border-color: var(--s-gold); }
.siltstone-btn-submit { width: 100%; height: 44px; background: var(--s-accent); color: #fff; border: none; border-radius: 4px; font-size: 14px; font-weight: bold; cursor: pointer; transition: background 0.2s; }
.siltstone-btn-submit:hover { background: #404040; }
.siltstone-btn-submit:disabled { background: #cbd5e1; cursor: not-allowed; }
.siltstone-desc-section { margin-top: 30px; }
.siltstone-desc-title { font-size: 16px; font-weight: bold; margin-bottom: 15px; border-bottom: 1px solid var(--s-border); padding-bottom: 10px; }
.siltstone-desc-content { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 30px; line-height: 1.8; color: #333; }
.siltstone-detail-sidebar { width: 280px; flex-shrink: 0; }
.siltstone-mini-search { display: flex; gap: 8px; }
.siltstone-btn-search { background: var(--s-gold); color: #fff; border: none; border-radius: 4px; padding: 0 15px; cursor: pointer; font-weight: bold; }
.siltstone-password-container { max-width: 500px; margin: 40px auto; padding: 0 20px; }
.siltstone-password-card { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 40px; }
.siltstone-password-title { font-size: 18px; font-weight: bold; margin: 0 0 25px 0; text-align: center; }
.siltstone-wholesale-trigger { color: var(--s-gold); cursor: pointer; font-size: 13px; margin-bottom: 15px; font-weight: bold; }
.siltstone-wholesale-popup { padding: 20px; }
.siltstone-wholesale-popup-title { font-size: 14px; font-weight: bold; margin-bottom: 15px; }
.siltstone-group-wrap { max-width: 1000px; margin: 40px auto; padding: 0 20px; }
.siltstone-group-title { font-size: 18px; font-weight: bold; margin-bottom: 20px; }
.siltstone-group-container { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; overflow: hidden; }
.siltstone-table-header { display: flex; background: #fafaf7; border-bottom: 1px solid var(--s-border); padding: 12px 20px; font-weight: bold; color: var(--s-sub); font-size: 13px; }
.siltstone-th-item { flex: 1; }
.siltstone-table-row { display: flex; align-items: center; padding: 15px 20px; border-bottom: 1px solid var(--s-border); }
.siltstone-table-row:last-child { border-bottom: none; }
.siltstone-table-row:hover { background: #fafaf7; }
.siltstone-td-item { flex: 1; }
.siltstone-item-name a { font-weight: bold; }
.siltstone-item-name a:hover { color: var(--s-gold); }
.siltstone-type-tag { font-size: 11px; background: #f1f5f9; color: #475569; padding: 2px 6px; border-radius: 3px; }
.siltstone-type-auto { background: #e0f2fe; color: #0369a1; }
.siltstone-item-price { font-weight: bold; color: var(--s-gold); }
.siltstone-item-stock { color: var(--s-sub); }
.siltstone-btn-table { background: var(--s-accent); color: #fff; padding: 6px 16px; border-radius: 4px; font-size: 12px; font-weight: bold; }
.siltstone-btn-table:hover { background: #404040; color: #fff; }
.siltstone-btn-disabled { background: #cbd5e1; cursor: not-allowed; }
.siltstone-btn-disabled:hover { background: #cbd5e1; color: #fff; }
.siltstone-about-wrap { max-width: 800px; margin: 40px auto; padding: 0 20px; }
.siltstone-about-card { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 40px; }
.siltstone-about-title { font-size: 20px; font-weight: bold; margin: 0 0 25px 0; text-align: center; }
.siltstone-about-content { line-height: 1.8; }
.siltstone-checkout-wrap { max-width: 500px; margin: 40px auto; padding: 0 20px; }
.siltstone-checkout-card { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 30px; margin-bottom: 20px; }
.siltstone-card-header { font-size: 16px; font-weight: bold; margin-bottom: 20px; border-bottom: 1px solid var(--s-border); padding-bottom: 10px; }
.siltstone-checkout-alert { background: #fef2f2; border: 1px solid #fee2e2; color: #ef4444; padding: 15px; border-radius: 4px; font-size: 13px; }
.siltstone-checkout-return { color: var(--s-sub); font-size: 13px; }
.siltstone-checkout-return:hover { color: var(--s-gold); }
.siltstone-checkout-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px dashed var(--s-border); }
.siltstone-checkout-row:last-of-type { border-bottom: none; }
.siltstone-checkout-total { font-weight: bold; font-size: 18px; color: var(--s-gold); border-top: 1px solid var(--s-border); padding-top: 20px; margin-top: 10px; }
.siltstone-success-title { color: #10b981; font-size: 18px; font-weight: bold; margin-bottom: 20px; }
.siltstone-checkout-btn { width: 100%; height: 44px; background: var(--s-accent); color: #fff; border: none; border-radius: 4px; font-size: 14px; font-weight: bold; cursor: pointer; }
.siltstone-pay-select-title { font-size: 14px; font-weight: bold; color: var(--s-sub); text-align: center; margin-bottom: 20px; }
.siltstone-pay-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
.siltstone-pay-button { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 12px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.siltstone-pay-button:hover { border-color: var(--s-accent); }
.siltstone-pay-button img { height: 24px; }
.siltstone-query-card { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 30px; }
.siltstone-query-tip { background: #f0fdf4; border: 1px solid #dcfce7; color: #15803d; padding: 12px; border-radius: 4px; font-size: 13px; margin-bottom: 20px; }
.siltstone-query-table { border: 1px solid var(--s-border); border-radius: 4px; overflow: hidden; }
.siltstone-query-header-row { display: flex; background: #fafaf7; border-bottom: 1px solid var(--s-border); padding: 12px 15px; font-weight: bold; color: var(--s-sub); }
.siltstone-query-col { flex: 1; }
.siltstone-query-data-row { display: flex; align-items: center; padding: 15px; }
.siltstone-query-btn { background: var(--s-gold); color: #fff; padding: 6px 16px; border-radius: 4px; font-size: 12px; font-weight: bold; border: none; cursor: pointer; }
.siltstone-query-back { color: var(--s-sub); font-size: 12px; }
.siltstone-query-back:hover { color: var(--s-gold); }
.siltstone-query-empty { text-align: center; padding: 40px 0; color: var(--s-sub); }
.siltstone-query-container { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; overflow: hidden; }
.siltstone-query-tabs { display: flex; background: #fafaf7; border-bottom: 1px solid var(--s-border); }
.siltstone-query-tab-link { flex: 1; text-align: center; padding: 15px 0; color: var(--s-sub); font-weight: bold; border-bottom: 2px solid transparent; }
.siltstone-query-tab-link:hover { color: var(--s-gold); }
.siltstone-query-tabs .silt-active { color: var(--s-gold); border-bottom-color: var(--s-gold); background: var(--s-card); }
.siltstone-query-body { padding: 30px; }
.siltstone-query-info { background: #f8fafc; border: 1px solid var(--s-border); padding: 12px; border-radius: 4px; font-size: 12px; color: var(--s-sub); margin-bottom: 25px; text-align: center; }
.siltstone-mobile-order-card { border: 1px solid var(--s-border); background: #fafaf7; padding: 15px; border-radius: 4px; margin-bottom: 10px; }
.siltstone-mobile-card-title { display: flex; justify-content: space-between; font-weight: bold; cursor: pointer; }
.siltstone-featured-section { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 25px; margin-bottom: 30px; }
.siltstone-featured-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.siltstone-featured-item { text-align: center; display: block; background: #ffffff; border: 1px solid var(--s-border); border-radius: 4px; padding: 15px; transition: transform 0.2s; }
.siltstone-featured-item:hover { transform: translateY(-3px); }
.siltstone-featured-name { font-size: 15px; font-weight: bold; margin-bottom: 8px; height: 24px; overflow: hidden; color: var(--s-text); }
.siltstone-featured-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.siltstone-featured-tag { font-size: 11px; background: #fffbeb; color: #d97706; padding: 2px 6px; border-radius: 2px; }
.siltstone-featured-price { color: var(--s-gold); font-size: 14px; font-weight: bold; }
.siltstone-featured-desc { font-size: 12px; color: var(--s-sub); line-height: 1.6; text-align: left; margin: 0; }
.siltstone-feed-section { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 4px; padding: 25px; }
.siltstone-feed-title { font-size: 16px; font-weight: bold; margin-bottom: 20px; border-bottom: 2px solid var(--s-text); padding-bottom: 10px; }
.siltstone-feed-list { display: flex; flex-direction: column; gap: 15px; }
.siltstone-feed-row { background: #fafaf7; border: 1px solid var(--s-border); border-radius: 4px; padding: 15px; display: flex; flex-direction: column; transition: transform 0.2s; }
.siltstone-feed-row:hover { transform: translateY(-2px); border-color: var(--s-text); }
.siltstone-feed-img-box { width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; background: #ffffff; border: 1px solid var(--s-border); border-radius: 4px; flex-shrink: 0; }
.siltstone-feed-img-box img { max-width: 90%; max-height: 90%; object-fit: contain; }
.siltstone-feed-row-top { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.siltstone-feed-tag { font-size: 11px; background: #f1f5f9; color: #475569; padding: 2px 6px; border-radius: 3px; }
.siltstone-feed-tag-auto { background: #e0f2fe; color: #0369a1; }
.siltstone-feed-name { font-size: 15px; font-weight: bold; color: var(--s-text); }
.siltstone-feed-desc { font-size: 12px; color: var(--s-sub); line-height: 1.6; margin: 0 0 10px 0; }
.siltstone-feed-row-bottom { display: flex; align-items: center; gap: 20px; }
.siltstone-feed-price { color: var(--s-gold); font-size: 14px; font-weight: bold; }
.siltstone-feed-stock { color: var(--s-sub); font-size: 11px; }
.siltstone-feed-btn { background: var(--s-accent); color: #fff; padding: 4px 14px; border-radius: 4px; font-size: 11px; font-weight: bold; margin-left: auto; }
.siltstone-side-window { display: flex; flex-direction: column; gap: 10px; }
.siltstone-side-card { display: flex; align-items: center; gap: 12px; padding: 10px; background: #fafaf7; border: 1px solid var(--s-border); border-radius: 4px; transition: border-color 0.2s; }
.siltstone-side-card:hover { border-color: var(--s-gold); }
.siltstone-side-card-num { width: 20px; height: 20px; line-height: 20px; background: var(--s-gold); color: #fff; font-size: 11px; font-weight: bold; text-align: center; border-radius: 2px; font-family: monospace; }
.siltstone-side-card-name { font-size: 12px; font-weight: bold; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; }
.siltstone-side-card-price { color: var(--s-gold); font-size: 13px; font-weight: bold; }
@media (max-width: 900px) {
    .siltstone-home-container { padding: 0; flex-direction: column; gap: 20px; }
    .siltstone-sidebar { width: 100%; }
    .siltstone-tab-list { justify-content: center; }
    .siltstone-featured-grid { grid-template-columns: repeat(2, 1fr); }
    .siltstone-detail-layout { flex-direction: column; gap: 20px; }
    .siltstone-detail-sidebar { width: 100%; }
    .siltstone-checkout-panel { flex-direction: column; gap: 20px; }
    .siltstone-detail-left { width: 100%; }
}
@media (max-width: 600px) {
    .siltstone-featured-grid { grid-template-columns: 1fr; }
    .siltstone-feed-row { padding: 15px; }
    .siltstone-feed-row-bottom { position: relative; }
    .siltstone-feed-btn { position: absolute; right: 0; bottom: 0; }
    .siltstone-footer-inner { flex-direction: column; gap: 15px; }
}