body { margin: 0; background: #f5f5f7; color: #1d1d1f; font-family: -apple-system, BlinkMacSystemFont, "SF Pro", sans-serif; font-size: 13px; line-height: 1.6; }
.cat-layout { max-width: 1060px; margin: 40px auto; padding: 0 15px; box-sizing: border-box; }
.cat-header { display: flex; justify-content: space-between; align-items: center; background: #fff; border-radius: 12px; padding: 20px 30px; margin-bottom: 25px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-logo img { height: 20px; filter: grayscale(1) contrast(1.2); }
.cat-nav { display: flex; gap: 12px; }
.cat-nav a { color: #86868b; text-decoration: none; padding: 8px 18px; border-radius: 20px; font-size: 12px; transition: 0.15s; background: #f5f5f7; border: 1px solid rgba(0,0,0,0.02); }
.cat-nav a:hover, .cat-nav .active { color: #fff; background: #0071e3; border-color: #0071e3; box-shadow: 0 4px 10px rgba(0,113,227,0.15); }
.cat-notice-bar { background: #fff; padding: 25px; border-radius: 12px; margin-bottom: 25px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-notice-title { color: #0071e3; font-weight: bold; margin-bottom: 8px; font-size: 14px; }
.cat-cat-hd { font-size: 14px; font-weight: bold; margin: 35px 0 15px; display: flex; align-items: center; color: #0071e3; }
.cat-cat-hd::before { content: ""; width: 8px; height: 8px; background: #0071e3; border-radius: 50%; margin-right: 10px; }
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-card { background: #fff; padding: 25px; border-radius: 12px; text-decoration: none; color: #1d1d1f; transition: 0.2s; position: relative; display: block; box-shadow: 0 10px 30px rgba(0,0,0,0.02), 0 1px 3px rgba(0,0,0,0.01); }
.cat-card:hover { transform: translateY(-2px); box-shadow: 0 15px 35px rgba(0,113,227,0.06), 0 1px 5px rgba(0,0,0,0.01); }
.cat-img-box { width: 100%; aspect-ratio: 1.5; background: #f5f5f7; margin-bottom: 20px; display: flex; align-items: center; justify-content: center; border-radius: 8px; overflow: hidden; }
.cat-img-box img { width: 45%; height: 45%; object-fit: contain; }
.cat-name { height: 38px; line-height: 1.5; overflow: hidden; margin-bottom: 15px; color: #1d1d1f; font-weight: bold; }
.cat-footer-meta { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #f5f5f7; padding-top: 15px; }
.cat-price { font-size: 16px; font-weight: bold; color: #0071e3; }
.cat-tag-auto { position: absolute; top: 12px; right: 12px; font-size: 9px; padding: 2px 6px; color: #0071e3; background: rgba(0,113,227,0.08); border-radius: 4px; }
.cat-trade-node { display: flex; flex-wrap: wrap; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.02); }
.cat-media-side { flex: 0 0 35%; padding: 40px; display: flex; align-items: center; border-right: 1px solid #f5f5f7; box-sizing: border-box; background: #f5f5f7; }
.cat-media-side img { width: 100%; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.02); }
.cat-form-side { flex: 1; padding: 40px; min-width: 320px; box-sizing: border-box; }
.cat-tag-status { display: inline-block; padding: 3px 8px; font-size: 11px; margin-bottom: 20px; color: #0071e3; background: #f5f5f7; border-radius: 4px; }
.cat-price-node { margin-bottom: 25px; padding: 20px; background: #f5f5f7; display: flex; justify-content: space-between; align-items: center; border-radius: 8px; }
.cat-input { width: 100%; height: 42px; background: #fff; border: 1px solid #e3e3e3; color: #1d1d1f; padding: 0 15px; box-sizing: border-box; outline: none; border-radius: 8px; margin-bottom: 15px; }
.cat-input:focus { border-color: #0071e3; }
.cat-btn-submit { width: 100%; height: 46px; background: #0071e3; color: #fff; border: none; cursor: pointer; font-size: 13px; font-weight: bold; border-radius: 8px; transition: 0.15s; }
.cat-btn-submit:hover { opacity: 0.9; }
.cat-btn-submit:disabled { background: #f5f5f7; color: #86868b; cursor: not-allowed; }
.cat-desc-box { margin-top: 30px; padding: 30px; background: #fff; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-desc-title { font-size: 12px; font-weight: bold; margin-bottom: 15px; border-left: 2px solid #0071e3; padding-left: 10px; }
.cat-ls-container { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-ls-th { display: flex; padding: 12px 20px; background: #f5f5f7; color: #0071e3; }
.cat-ls-tr { display: flex; padding: 16px 20px; border-bottom: 1px solid #f5f5f7; align-items: center; }
.cat-ls-tr:last-child { border-bottom: none; }
.cat-cl-name { flex: 2; } .cat-cl-name a { color: #1d1d1f; text-decoration: none; font-weight: bold; }
.cat-cl-mode, .cat-cl-price, .cat-cl-stock { flex: 0.8; text-align: center; }
.cat-cl-opt { flex: 0.6; text-align: right; }
.cat-btn-go { display: inline-block; background: #0071e3; color: #fff; padding: 4px 15px; text-decoration: none; font-size: 11px; font-weight: bold; border-radius: 6px; }
.cat-checkout-node { background: #fff; padding: 30px; max-width: 520px; margin: 40px auto; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-data-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px dashed #f5f5f7; }
.cat-gateway-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 15px; }
.cat-gateway-btn { background: #fff; border: 1px solid #e3e3e3; padding: 15px; cursor: pointer; display: flex; align-items: center; justify-content: center; border-radius: 8px; }
.cat-gateway-btn:hover { background: #f5f5f7; }
.cat-gateway-btn img { height: 24px; }
.cat-auth-node { background: #fff; overflow: hidden; max-width: 440px; margin: 40px auto; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.cat-auth-tab { display: flex; background: #f5f5f7; border-bottom: 1px solid #f5f5f7; }
.cat-auth-link { flex: 1; text-align: center; line-height: 48px; color: #86868b; text-decoration: none; border-right: 1px solid #f5f5f7; }
.cat-auth-link:last-child { border-right: none; }
.cat-auth-link.is-active { background: #fff; color: #0071e3; font-weight: bold; position: relative; }
.cat-auth-link.is-active::after { content: ""; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background: #0071e3; }
.cat-mini-table { margin-top: 20px; border: 1px solid #f5f5f7; border-radius: 8px; overflow: hidden; }
.cat-mini-row { display: flex; padding: 10px; border-bottom: 1px solid #f5f5f7; align-items: center; color: #86868b; }
.cat-mini-h { background: #f5f5f7; }
.cat-m-node { border: 1px solid #f5f5f7; margin-bottom: 10px; background: #fff; border-radius: 8px; overflow: hidden; }
.cat-m-trigger { padding: 12px; display: flex; justify-content: space-between; cursor: pointer; }
.cat-footer { display: flex; justify-content: space-between; border-top: 1px solid #f5f5f7; padding-top: 25px; margin-top: 40px; font-size: 11px; color: #86868b; }
.cat-footer a { color: #86868b; text-decoration: none; margin-left: 15px; }
@media (max-width: 768px) {
    .cat-header { flex-direction: column; gap: 15px; border-radius: 20px; }
    .cat-grid { grid-template-columns: 1fr; }
    .cat-media-side { border-right: none; }
}