body { margin: 0; background: #ede8e1; color: #2c2925; font-family: 'Georgia', sans-serif; font-size: 13px; line-height: 1.6; }
.qnt-layout { max-width: 1050px; margin: 40px auto; padding: 0 15px; box-sizing: border-box; }
.qnt-header { display: flex; justify-content: space-between; align-items: center; background: #fff; padding: 25px 40px; border-radius: 4px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.04); border-bottom: 2px solid #e0dad0; }
.qnt-logo img { height: 26px; filter: grayscale(1) contrast(1.2); }
.qnt-nav { display: flex; gap: 15px; }
.qnt-nav a { color: #8a8279; text-decoration: none; padding: 8px 20px; font-size: 12px; transition: 0.2s; background: #fff; border: 1px solid #e0dad0; }
.qnt-nav a:hover, .qnt-nav .active { color: #2c2925; background: #fbfaf8; border-color: #2c2925; }
.qnt-notice-bar { background: #fff; border: 1px dashed #c0b8ad; padding: 20px; margin-bottom: 30px; border-radius: 4px; }
.qnt-notice-title { color: #8a8279; font-weight: bold; margin-bottom: 5px; }
.qnt-cat-hd { font-size: 14px; font-weight: bold; margin: 40px 0 20px; color: #2c2925; border-bottom: 1px solid #e0dad0; padding-bottom: 5px; }
.qnt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 35px; }
.qnt-card { background: #fff; padding: 18px 18px 30px 18px; text-decoration: none; color: #2c2925; transition: 0.3s; position: relative; display: block; box-shadow: 0 10px 20px rgba(0,0,0,0.06); }
.qnt-grid a:nth-child(even) .qnt-card { transform: rotate(1.5deg); }
.qnt-grid a:nth-child(odd) .qnt-card { transform: rotate(-1.5deg); }
.qnt-card:hover { transform: translateY(-5px) rotate(0deg) !important; box-shadow: 0 15px 30px rgba(0,0,0,0.12); }
.qnt-img-box { width: 100%; aspect-ratio: 1.25; background: #f3efe9; border: 1px solid #e0dad0; margin-bottom: 18px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.qnt-img-box img { width: 55%; height: 55%; object-fit: contain; filter: grayscale(0.2) contrast(1.1); }
.qnt-name { font-size: 13px; height: 38px; line-height: 1.5; overflow: hidden; margin-bottom: 15px; font-weight: bold; color: #2c2925; }
.qnt-footer-meta { display: flex; justify-content: space-between; align-items: center; border-top: 1px dashed #e0dad0; padding-top: 12px; }
.qnt-price { font-size: 16px; font-weight: bold; color: #8a8279; }
.qnt-tag-auto { position: absolute; top: 25px; right: 25px; font-size: 9px; padding: 2px 8px; color: #fff; background: #8a8279; border-radius: 2px; }
.qnt-trade-node { box-shadow: 0 10px 35px rgba(0,0,0,0.06); display: flex; flex-wrap: wrap; background: #fff; border: 1px solid #e0dad0; }
.qnt-media-side { flex: 0 0 35%; padding: 40px; display: flex; align-items: center; border-right: 1px solid #e0dad0; box-sizing: border-box; background: #f3efe9; }
.qnt-media-side img { width: 100%; box-shadow: 0 8px 25px rgba(0,0,0,0.08); }
.qnt-form-side { flex: 1; padding: 40px; min-width: 320px; box-sizing: border-box; }
.qnt-tag-status { display: inline-block; padding: 3px 8px; border: 1px solid #e0dad0; font-size: 11px; margin-bottom: 20px; color: #8a8279; background: #fbfaf8; }
.qnt-price-node { margin-bottom: 25px; padding: 20px; background: #f3efe9; border: 1px solid #e0dad0; display: flex; justify-content: space-between; align-items: center; }
.qnt-price-val { font-size: 24px; font-weight: bold; }
.qnt-input { width: 100%; height: 42px; background: #fff; border: 1px solid #e0dad0; color: #2c2925; padding: 0 15px; box-sizing: border-box; outline: none; margin-bottom: 15px; }
.qnt-input:focus { border-color: #2c2925; }
.qnt-btn-submit { width: 100%; height: 46px; background: #2c2925; color: #fff; border: none; cursor: pointer; font-size: 13px; font-weight: bold; transition: 0.2s; }
.qnt-btn-submit:hover { background: #8a8279; }
.qnt-btn-submit:disabled { background: #f3efe9; color: #c0b8ad; cursor: not-allowed; }
.qnt-desc-box { margin-top: 30px; box-shadow: 0 8px 25px rgba(0,0,0,0.04); padding: 30px; background: #fff; border: 1px solid #e0dad0; }
.qnt-desc-title { font-size: 12px; font-weight: bold; margin-bottom: 15px; border-left: 2px solid #8a8279; padding-left: 10px; }
.qnt-ls-container { border: 1px solid #e0dad0; background: #fff; }
.qnt-ls-th { display: flex; padding: 12px 20px; background: #f3efe9; border-bottom: 1px solid #e0dad0; color: #8a8279; }
.qnt-ls-tr { display: flex; padding: 16px 20px; border-bottom: 1px solid #f3efe9; align-items: center; }
.qnt-ls-tr:last-child { border-bottom: none; }
.qnt-cl-name { flex: 2; } .qnt-cl-name a { color: #2c2925; text-decoration: none; font-weight: bold; }
.qnt-cl-mode, .qnt-cl-price, .qnt-cl-stock { flex: 0.8; text-align: center; }
.qnt-cl-opt { flex: 0.6; text-align: right; }
.qnt-btn-go { display: inline-block; background: #2c2925; color: #fff; padding: 4px 15px; text-decoration: none; font-size: 11px; font-weight: bold; }
.qnt-checkout-node { background: #fff; border: 1px solid #e0dad0; padding: 30px; max-width: 520px; margin: 40px auto; box-shadow: 0 10px 30px rgba(0,0,0,0.06); }
.qnt-data-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px dashed #e0dad0; }
.qnt-gateway-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 15px; }
.qnt-gateway-btn { background: #fff; border: 1px solid #e0dad0; padding: 15px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.qnt-gateway-btn:hover { background: #fbfaf8; }
.qnt-gateway-btn img { height: 24px; filter: grayscale(1); }
.qnt-auth-node { background: #fff; border: 1px solid #e0dad0; overflow: hidden; max-width: 440px; margin: 40px auto; box-shadow: 0 10px 30px rgba(0,0,0,0.06); }
.qnt-auth-tab { display: flex; background: #f3efe9; border-bottom: 1px solid #e0dad0; }
.qnt-auth-link { flex: 1; text-align: center; line-height: 48px; color: #8a8279; text-decoration: none; border-right: 1px solid #e0dad0; }
.qnt-auth-link:last-child { border-right: none; }
.qnt-auth-link.is-active { background: #fff; color: #2c2925; font-weight: bold; position: relative; }
.qnt-auth-link.is-active::after { content: ""; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background: #2c2925; }
.qnt-mini-table { margin-top: 20px; border: 1px solid #e0dad0; overflow: hidden; }
.qnt-mini-row { display: flex; padding: 10px; border-bottom: 1px solid #e0dad0; align-items: center; color: #8a8279; }
.qnt-mini-h { background: #f3efe9; }
.qnt-m-node { border: 1px solid #e0dad0; margin-bottom: 10px; background: #fff; overflow: hidden; }
.qnt-m-trigger { padding: 12px; display: flex; justify-content: space-between; cursor: pointer; }
.qnt-footer { display: flex; justify-content: space-between; border-top: 1px solid #e0dad0; padding-top: 25px; margin-top: 40px; font-size: 11px; color: #8a8279; }
.qnt-footer a { color: #8a8279; text-decoration: none; margin-left: 15px; }
@media (max-width: 768px) {
    .qnt-header { flex-direction: column; gap: 15px; }
    .qnt-grid { grid-template-columns: 1fr; gap: 40px; }
    .qnt-media-side { border-right: none; }
}