/* SN600 config / BOM calculator — index4 */

.cfg-crumbs{
  border-bottom:1px solid var(--line);
  background:var(--paper-2);
}
.cfg-crumbs .wrap{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:12px max(var(--gutter),2.5vw);
  font-family:var(--mono);font-size:12px;color:var(--ink-faint);
}
.cfg-crumbs a{color:var(--ink-soft)}
.cfg-crumbs a:hover{color:var(--brass)}
.cfg-crumbs .sep{opacity:.45}
.cfg-crumbs .cur{color:var(--ink)}

.cfg-hero{
  padding:28px max(var(--gutter),2.5vw) 8px;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(19,49,76,.04),transparent 70%),
    var(--sheet);
}
.cfg-hero .wrap{width:100%;max-width:none;margin:0}
.cfg-kicker{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--brass);
  display:flex;align-items:center;gap:10px;margin-bottom:10px;
}
.cfg-kicker::before{content:"";width:28px;height:2px;background:var(--brass)}
.cfg-hero h1{
  font-family:var(--disp);font-weight:700;text-transform:uppercase;
  font-size:clamp(26px,4vw,40px);line-height:.95;letter-spacing:.01em;
  color:var(--ink);margin-bottom:8px;max-width:28ch;
}
.cfg-hero h1 em{font-style:normal;color:var(--blue)}
.cfg-hero-lead{font-size:15px;color:var(--ink-soft);max-width:62ch;margin-bottom:14px}
.cfg-sku-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.cfg-pill{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;
  padding:6px 10px;border:1.5px solid var(--line);background:var(--sheet-2);color:var(--ink-soft);
}
.cfg-pill.accent{border-color:var(--brass);color:var(--brass);background:#fffaf2}

.cfg-layout{
  display:grid;
  grid-template-columns:minmax(280px,.95fr) minmax(420px,1.35fr);
  gap:20px;
  padding:22px max(var(--gutter),2.5vw) 40px;
  align-items:start;
}
.cfg-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:14px}
.cfg-scheme{
  border:1.5px solid var(--ink);background:#e8eef2;overflow:visible;
  position:relative;
}
.cfg-scheme img{width:100%;height:auto;display:block;background:#eef1f3}
.cfg-scheme-cap{
  padding:12px 14px;border-top:1px solid var(--line);
  background:var(--sheet);
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink-faint);
}
.cfg-why{
  border:1.5px solid var(--ink);background:var(--sheet);padding:16px 16px 14px;
  position:relative;
}
.cfg-why h2{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  font-size:16px;letter-spacing:.04em;margin-bottom:12px;color:var(--blue);
}
.cfg-why ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.cfg-why li{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start}
.cfg-why .n{
  font-family:var(--mono);font-size:11px;color:var(--brass);letter-spacing:.08em;padding-top:2px;
}
.cfg-why b{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  font-size:13px;letter-spacing:.03em;display:block;margin-bottom:3px;color:var(--ink);
}
.cfg-why p{font-size:13px;line-height:1.45;color:var(--ink-soft);margin:0}

.cfg-main{display:flex;flex-direction:column;gap:14px;min-width:0}

.cfg-block{
  border:1.5px solid var(--ink);background:var(--sheet);
  overflow:visible;
}
.cfg-block-h{
  display:flex;align-items:center;justify-content:flex-start;gap:9px;flex-wrap:wrap;
  padding:12px 16px;background:#1a364a;color:#fff;
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  letter-spacing:.08em;font-size:14px;
  position:relative;
}
.cfg-block-h svg{
  width:15px;height:15px;color:#7aa0b8;flex-shrink:0;
}
.cfg-block-h span{
  margin-left:auto;
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.06em;opacity:.65;text-transform:none
}
.cfg-block.corners::before,.cfg-block.corners::after,
.cfg-block.corners>i::before,.cfg-block.corners>i::after{
  width:11px;height:11px;z-index:2;
}
.cfg-why.corners::before,.cfg-why.corners::after,
.cfg-why.corners>i::before,.cfg-why.corners>i::after,
.cfg-total-bar.corners::before,.cfg-total-bar.corners::after,
.cfg-total-bar.corners>i::before,.cfg-total-bar.corners>i::after,
.cfg-scheme.corners::before,.cfg-scheme.corners::after,
.cfg-scheme.corners>i::before,.cfg-scheme.corners>i::after{
  width:11px;height:11px;z-index:2;
}
.cfg-block-b{padding:14px 16px;overflow:auto}

.cfg-pos{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
}
.cfg-pos-text{min-width:0;flex:1}
.cfg-replace{
  appearance:none;flex-shrink:0;align-self:center;
  border:1.5px solid var(--line);background:var(--sheet);
  color:var(--ink);cursor:pointer;
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  letter-spacing:.06em;font-size:11.5px;
  padding:8px 14px;transition:.2s;white-space:nowrap;
}
.cfg-replace:hover{border-color:var(--brass);color:var(--brass);background:#fffaf2}

.cfg-chips{display:flex;flex-wrap:wrap;gap:8px}
.cfg-chip{
  appearance:none;border:1.5px solid var(--line);background:var(--sheet-2);
  padding:9px 14px;font-family:var(--disp);font-weight:500;
  text-transform:uppercase;letter-spacing:.04em;font-size:12.5px;
  cursor:pointer;color:var(--ink-soft);transition:.2s;
}
.cfg-chip:hover{border-color:var(--ink)}
.cfg-chip.is-on{border-color:var(--brass);color:var(--brass);background:#fffaf2}

.cfg-dims{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;
}
.cfg-field{display:flex;flex-direction:column;gap:5px}
.cfg-field label{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-faint);
}
.cfg-field input,.cfg-field select{
  height:40px;border:1.5px solid var(--line);background:var(--sheet-2);
  padding:0 10px;font-family:var(--mono);font-size:13px;color:var(--ink);
}
.cfg-field input:focus,.cfg-field select:focus{outline:none;border-color:var(--brass);background:#fff}

.cfg-table{width:100%;border-collapse:collapse}
.cfg-table th{
  text-align:left;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-faint);font-weight:500;
  padding:0 8px 8px;border-bottom:1px solid var(--line);
}
.cfg-table td{
  padding:12px 8px;border-bottom:1px solid var(--line-soft);
  vertical-align:middle;font-size:13.5px;color:var(--ink);
}
.cfg-table tr:last-child td{border-bottom:none}
.cfg-th-img,.cfg-td-img{width:88px;padding-left:0 !important}
.cfg-thumb{
  display:block;width:72px;height:72px;
  border:1.5px solid var(--line);background:#eef1f3;overflow:hidden;
}
.cfg-thumb img{
  width:100%;height:100%;object-fit:contain;display:block;
  background:#fff;
}
.cfg-sku{font-family:var(--mono);font-size:11.5px;color:var(--brass);display:block;margin-bottom:2px}
.cfg-name{font-family:var(--disp);font-weight:500;text-transform:uppercase;font-size:13px;letter-spacing:.02em;line-height:1.2}
.cfg-finish{font-size:12px;color:var(--ink-faint);margin-top:2px}
.cfg-price{font-family:var(--mono);font-size:13px;white-space:nowrap}
.cfg-qty{
  display:inline-flex;align-items:center;border:1.5px solid var(--line);height:34px;background:var(--sheet-2);
}
.cfg-qty button{
  width:32px;height:100%;border:none;background:transparent;cursor:pointer;
  font-size:16px;color:var(--ink);line-height:1;
}
.cfg-qty button:hover{color:var(--brass)}
.cfg-qty input{
  width:48px;height:100%;border:none;border-left:1px solid var(--line);border-right:1px solid var(--line);
  text-align:center;font-family:var(--mono);font-size:13px;background:transparent;color:var(--ink);
}
.cfg-sum{font-family:var(--mono);font-weight:600;font-size:13.5px;white-space:nowrap;text-align:right}
.cfg-unit{font-size:11px;color:var(--ink-faint);display:block}

.cfg-services{display:flex;flex-direction:column;gap:10px}
.cfg-svc{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px 12px;border:1.5px solid var(--line);background:var(--sheet-2);
  cursor:pointer;transition:.2s;
}
.cfg-svc:hover{border-color:var(--ink)}
.cfg-svc.is-on{border-color:var(--brass);background:#fffaf2}
.cfg-svc input{margin-top:3px;accent-color:var(--brass);width:16px;height:16px}
.cfg-svc b{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  font-size:14px;letter-spacing:.03em;display:block;margin-bottom:2px;
}
.cfg-svc small{font-size:12.5px;color:var(--ink-soft);line-height:1.4}
.cfg-svc .fee{margin-left:auto;font-family:var(--mono);font-size:13px;white-space:nowrap;color:var(--ink)}

.cfg-note{
  margin-top:10px;font-size:13px;line-height:1.5;color:var(--ink-soft);
  padding:10px 12px;border-left:3px solid var(--brass);background:var(--paper-2);
}

.cfg-total-bar{
  border:1.5px solid var(--ink);background:var(--blue-deep);color:#fff;
  padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  position:relative;
}
.cfg-total-bar .lab{
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;opacity:.6;
}
.cfg-total-bar .val{
  font-family:var(--disp);font-weight:700;font-size:32px;letter-spacing:.01em;line-height:1;
}
.cfg-total-bar .val small{font-size:16px;font-weight:500;opacity:.7;margin-left:4px}
.cfg-total-actions{display:flex;gap:10px;flex-wrap:wrap}
.cfg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  letter-spacing:.06em;font-size:13.5px;padding:12px 20px;border:none;cursor:pointer;
  transition:.2s;
}
.cfg-btn-brass{background:var(--brass);color:#241402}
.cfg-btn-brass:hover{background:var(--brass-2)}
.cfg-btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4)}
.cfg-btn-ghost:hover{border-color:var(--brass-soft);color:var(--brass-soft)}

.cfg-lead{
  border:1.5px solid var(--ink);background:var(--sheet);padding:18px 16px;
  display:none;
}
.cfg-lead.is-open{display:block}
.cfg-lead h2{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  font-size:20px;margin-bottom:6px;
}
.cfg-lead p{font-size:14px;color:var(--ink-soft);margin-bottom:14px}
.cfg-lead-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
}
.cfg-lead-grid .span2{grid-column:span 2}
.cfg-ok{
  display:none;margin-top:12px;padding:12px;background:#e8f5ee;border:1px solid #b7dbc8;color:var(--ok);
}
.cfg-ok.is-on{display:block}

/* replace modal */
.cfg-modal{
  position:fixed;inset:0;z-index:220;
  display:flex;align-items:center;justify-content:center;
  padding:max(12px,3vh) 16px;
}
.cfg-modal[hidden]{display:none !important}
.cfg-modal-backdrop{
  position:absolute;inset:0;background:rgba(10,26,40,.55);backdrop-filter:blur(2px);
}
.cfg-modal-dialog{
  position:relative;z-index:1;width:min(640px,100%);
  max-height:min(88vh,640px);overflow:auto;
  background:var(--sheet);border:1.5px solid var(--ink);
  padding:22px 22px 18px;
  box-shadow:0 24px 60px rgba(10,26,40,.28);
}
.cfg-modal-head{
  display:flex;justify-content:space-between;align-items:flex-start;gap:12px;
  margin-bottom:18px;
}
.cfg-modal-head h2{
  font-family:var(--disp);font-weight:700;text-transform:uppercase;
  font-size:24px;line-height:1;letter-spacing:.02em;margin:0;color:var(--ink);
}
.cfg-modal-x{
  appearance:none;border:1.5px solid var(--line);background:transparent;
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--ink);flex-shrink:0;
}
.cfg-modal-x:hover{border-color:var(--ink);background:var(--paper-2)}
.cfg-modal-x svg{width:18px;height:18px}
.cfg-replace-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
}
.cfg-replace-card{
  appearance:none;border:1.5px solid var(--line);background:var(--sheet-2);
  text-align:left;cursor:pointer;padding:12px;color:inherit;font:inherit;
  display:flex;flex-direction:column;gap:10px;transition:.2s;
}
.cfg-replace-card:hover{border-color:var(--ink);background:#fff}
.cfg-replace-card.is-on{
  border-color:var(--brass);background:#fffaf2;
  box-shadow:inset 0 0 0 1px var(--brass);
}
.cfg-replace-card img{
  width:100%;aspect-ratio:1;object-fit:contain;background:#fff;
  border:1px solid var(--line-soft);
}
.cfg-replace-card .sku{
  font-family:var(--mono);font-size:11px;color:var(--brass);letter-spacing:.04em;
}
.cfg-replace-card .name{
  font-family:var(--disp);font-weight:600;text-transform:uppercase;
  font-size:14px;letter-spacing:.03em;line-height:1.15;color:var(--ink);
}
.cfg-replace-card .price{
  font-family:var(--mono);font-size:13px;color:var(--ink-soft);margin-top:auto;
}

@media (max-width:980px){
  .cfg-layout{grid-template-columns:1fr}
  .cfg-side{position:static}
  .cfg-dims{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:640px){
  .cfg-dims{grid-template-columns:1fr}
  .cfg-lead-grid{grid-template-columns:1fr}
  .cfg-lead-grid .span2{grid-column:span 1}
  .cfg-table thead{display:none}
  .cfg-table,.cfg-table tbody,.cfg-table tr,.cfg-table td{display:block;width:100%}
  .cfg-table tr{padding:10px 0;border-bottom:1px solid var(--line)}
  .cfg-table td{border:none;padding:4px 0}
  .cfg-sum{text-align:left}
  .cfg-pos{flex-direction:column;align-items:stretch;gap:8px}
  .cfg-replace{align-self:flex-start}
  .cfg-total-bar .val{font-size:26px}
  .cfg-total-actions{width:100%}
  .cfg-total-actions .cfg-btn{flex:1}
  .cfg-replace-grid{grid-template-columns:1fr}
}