/* Restored module-photo and pin-level UI */
.module-img{height:56px;border-radius:10px;background:#f5f7fa;overflow:hidden;padding:4px;display:grid;place-items:center;box-shadow:inset 0 0 0 1px #e3e7ee}.module-img img,.detail-photo img{width:100%;height:100%;object-fit:contain;display:block}.module-card{grid-template-columns:64px 1fr}.module-card-body{min-width:0}.module-tags{display:flex;gap:5px;flex-wrap:wrap;margin:5px 0 7px}.module-tags span,.pin-chip-list span{font-size:10px;padding:3px 6px;background:#eef2ff;color:#4f46e5;border-radius:6px}.pin-chip-list{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}.detail-photo{height:150px;border-radius:15px;background:#f1f3f6;overflow:hidden;padding:12px;margin-bottom:16px;display:grid;place-items:center}.detail-photo img{max-width:100%;max-height:100%}

/* Canvas nodes: match the original pin-to-pin teaching canvas. */
.node{width:238px;min-height:150px;padding:0 0 10px;overflow:visible!important;z-index:3}.node.node-main{width:300px;min-height:360px}.node-head{display:flex;gap:9px;align-items:center;padding:10px 13px;border-top:5px solid #6366f1;border-bottom:1px solid #eef0f4;border-radius:14px 14px 0 0;background:#fff}.node-head .module-img{width:54px;height:48px;flex:0 0 54px;padding:2px}.node-head b{display:block;font-size:13px;line-height:1.25}.node-head small{display:block;color:#8b5cf6;font-size:9px;margin-bottom:2px}
.node-pin-list,.node-main .node-pin-list{display:flex!important;flex-direction:column!important;gap:0!important;padding:8px 0 10px!important}.node-pin{position:relative;display:flex;align-items:center;min-height:25px;font-size:11px;color:#596273;line-height:17px;cursor:crosshair!important;user-select:none}.node-pin span{overflow:visible;text-overflow:clip;white-space:nowrap}.node-main .node-pin{justify-content:flex-end;text-align:right;padding:4px 23px 4px 12px}.node:not(.node-main) .node-pin{justify-content:flex-start;text-align:left;padding:4px 12px 4px 23px}
.node-pin i{position:absolute;top:50%;transform:translateY(-50%);width:12px!important;height:12px!important;border-radius:50%;background:#3b82f6;box-shadow:0 0 0 2px #dbeafe,0 0 0 3px #fff;z-index:6;transition:.15s}.node-main .node-pin i{right:-6px}.node:not(.node-main) .node-pin i{left:-6px}.node-pin:hover i{transform:translateY(-50%) scale(1.22);box-shadow:0 0 0 3px #bfdbfe,0 0 0 5px rgba(59,130,246,.14)}.node-pin.pin-selected i{transform:translateY(-50%) scale(1.28);box-shadow:0 0 0 3px #60a5fa,0 0 0 7px rgba(96,165,250,.18)}.node-pin.power i{background:#ef4444;box-shadow:0 0 0 2px #fee2e2,0 0 0 3px #fff}.node-pin.gnd i{background:#111827;box-shadow:0 0 0 2px #e5e7eb,0 0 0 3px #fff}.node-pin.signal i{background:#3b82f6}.wires{z-index:0}.manual-wires{z-index:1!important}.detail-panel .code-mini{font-size:11px}.library-panel .module-card p{line-height:1.4}.library-panel .module-card button{margin-top:2px}

/* Keep the canvas toolbar on one clean row. */
.canvas-toolbar{height:52px!important;min-height:52px!important;display:grid!important;grid-template-columns:minmax(0,1fr) auto!important;align-items:center!important;gap:12px!important;padding:0 12px!important;overflow:visible!important}.canvas-toolbar>span{display:block;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:11px;line-height:1.2;color:#6b7280}.canvas-toolbar>div:last-child{display:flex!important;align-items:center!important;justify-content:flex-end!important;gap:6px!important;flex-wrap:nowrap!important;white-space:nowrap!important}.canvas-toolbar .wire-actions{display:flex!important;align-items:center!important;gap:6px!important;flex-wrap:nowrap!important}.canvas-toolbar button,.wire-btn{height:30px!important;padding:5px 9px!important;margin:0!important;font-size:11px!important;line-height:1!important;white-space:nowrap!important}.wire-hint{display:none!important}.wire-count{font-size:11px;color:#6b7280;padding:0 3px;white-space:nowrap}

@media(max-width:1100px){.node{width:220px}.node.node-main{width:270px}.canvas-toolbar>span{max-width:240px}}