.part-grid{display:grid;grid-template-columns:1fr;gap:8px;}
.part-item{border:1.5px solid var(--border);border-radius:var(--r);padding:14px;transition:all .15s;cursor:pointer;}
.part-item:hover{border-color:var(--accent);}
.part-item.pi-head{display:flex;align-items:center;gap:10px;}
.pi-checkbox{width:20px;height:20px;border:1.5px solid var(--border);border-radius:5px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:11px;color:transparent;transition:all .15s;}
.part-item.selected .pi-checkbox{background:var(--accent);border-color:var(--accent);color:#fff;}
.pi-icon{font-size:20px;}
.pi-title{font-size:14px;font-weight:700;color:var(--ink);flex:1;}
.pi-price{font-family:'DM Mono',monospace;font-size:12px;color:var(--accent);}
.pi-detail{font-size:11px;color:var(--ink3);margin-top:6px;margin-left:30px;}
.method-row{display:flex;gap:6px;margin-top:8px;margin-left:30px;flex-wrap:wrap;}
.method-tag{padding:4px 10px;border-radius:var(--r-full);font-size:11px;border:1.5px solid var(--border);cursor:pointer;transition:all .15s;background:#fafaf8;}
.method-tag.active{background:var(--accent);border-color:var(--accent);color:#fff;}

.saving-box{background:var(--primary2);border:1px solid rgba(255,255,255,0.06);border-radius:var(--r-lg);padding:16px;margin-bottom:10px;}
.sb-label{font-size:11px;color:var(--primary-mid);font-family:'DM Mono',monospace;letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px;}
.sb-val{font-family:'Plus Jakarta Sans',sans-serif;font-size:24px;font-weight:900;color:#fff;}
.sb-val em{color:var(--primary-mid);font-style:normal;font-size:.7em;}
.sb-sub{color:rgba(255,255,255,0.55);font-size:11px;margin-top:2px;}

@media(min-width:480px){}