/* 贵金属重量换算 */
.pw-quick{display:flex;flex-wrap:wrap;gap:.35rem}
.pw-chip{padding:.2rem .5rem;border:1px solid #e4e8ee;border-radius:.375rem;background:#fff;color:#475467;font-size:.75rem;cursor:pointer}
.pw-chip:hover{border-color:#b8860b;color:#8a6d00}
.pw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(10rem,1fr));gap:.5rem;margin-top:.875rem}
.pw-item{padding:.5rem .625rem;border:1px solid #eef1f5;border-radius:.5rem;background:#fafbfd}
.pw-item.is-base{border-color:#f0d79a;background:#fffaf0}
.pw-item .pw-k{font-size:.75rem;color:#8a94a3}
.pw-item .pw-v{font-size:.9375rem;color:#1f2d3d;font-weight:600;word-break:break-all}
.pw-total{padding:.4rem .625rem;border:1px solid #f0d79a;border-radius:.5rem;background:#fffaf0;font-size:.875rem;color:#8a6d00}
.pw-total b{font-size:1.1rem;color:#a06a00}