/* Cart and checkout. Lines on one side, the summary and the form beside
   them on desktop, stacked on a phone with the summary first so the total
   is visible before the typing starts. */

.checkout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.9fr);
  gap:26px;align-items:start;padding-bottom:56px}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-1)}
.panel-head{padding:15px 18px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px}
.panel-head h2{font-size:16px;font-weight:700}
.panel-head .n{margin-inline-start:auto;font-size:13px;color:var(--ink-faint);
  font-variant-numeric:tabular-nums}

/* ---- lines ---- */
.line{display:grid;grid-template-columns:84px minmax(0,1fr) auto;gap:14px;
  padding:15px 18px;border-bottom:1px solid var(--line);align-items:start}
.line:last-child{border-bottom:0}
.line-img{width:84px;height:84px;border-radius:var(--r);overflow:hidden;
  background:var(--surface-2);border:1px solid var(--line)}
.line-img img{width:100%;height:100%;object-fit:cover}
.line-main{min-width:0}
.line-main h3{font-size:17px;font-weight:700}
.line-main h3 a{text-decoration:none}
.line-main h3 a:hover{color:var(--accent-ink)}
.line-attrs{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:4px;
  font-size:13.5px;color:var(--ink-soft)}
.line-attrs .dot{display:inline-block;width:12px;height:12px;border-radius:50%;
  border:1px solid rgba(0,0,0,.25);vertical-align:-2px;margin-inline-end:5px}
.line-ctl{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap}
.miniqty{display:flex;align-items:center;border:1px solid var(--line);
  border-radius:var(--r);background:var(--surface)}
.miniqty button{width:34px;height:36px;border:0;background:transparent;cursor:pointer;
  color:var(--ink-soft);font-size:17px}
.miniqty button:hover{background:var(--surface-2);color:var(--ink)}
.miniqty input{width:42px;height:36px;border:0;background:transparent;text-align:center;
  font-weight:700;font-variant-numeric:tabular-nums;-moz-appearance:textfield}
.miniqty input::-webkit-outer-spin-button,.miniqty input::-webkit-inner-spin-button{
  -webkit-appearance:none;margin:0}
.linkbtn{background:none;border:0;padding:4px 2px;cursor:pointer;font-size:13.5px;
  color:var(--ink-faint);text-decoration:underline}
.linkbtn:hover{color:var(--warn)}
.line-price{text-align:end;font-weight:700;font-variant-numeric:tabular-nums;
  white-space:nowrap}
.line-price .tbc{font-weight:600;font-size:12.5px;color:var(--accent-ink);
  background:var(--accent-soft);padding:3px 8px;border-radius:2px;display:inline-block}

/* ---- summary ---- */
.sum{position:sticky;top:calc(var(--head-h) + env(safe-area-inset-top,0px) + 16px)}
.sum-rows{padding:15px 18px;display:grid;gap:9px}
.sum-row{display:flex;gap:12px;font-size:14.5px;color:var(--ink-soft)}
.sum-row b{margin-inline-start:auto;color:var(--ink);font-variant-numeric:tabular-nums}
.sum-total{display:flex;gap:12px;padding:14px 18px;border-top:1px solid var(--line);
  font-family:var(--display);font-weight:800;font-size:18px}
.sum-total b{margin-inline-start:auto;font-variant-numeric:tabular-nums}
.sum-note{padding:0 18px 16px;font-size:13px;color:var(--ink-faint)}

.quote-box{margin:15px 18px;padding:13px 15px;background:var(--accent-soft);
  border-radius:var(--r);font-size:14px;color:var(--accent-ink);font-weight:500}

/* ---- form ---- */
.form{padding:16px 18px 18px;display:grid;gap:13px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.field{display:grid;gap:5px;min-width:0}
.field label{font-size:13px;font-weight:600;color:var(--ink-soft)}
.field label .req{color:var(--warn)}
.field input,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);
  border-radius:var(--r);background:var(--bg);min-height:44px;font-size:15px}
.field textarea{min-height:76px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--accent);outline:none;
  box-shadow:0 0 0 1px var(--accent)}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:var(--warn)}
.field .err{font-size:12.5px;color:var(--warn);font-weight:600;min-height:0}
/* clip, not offset — same reason as the skip link above */
.hp{position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;margin:-1px;padding:0;border:0}

.formnote{font-size:13px;color:var(--ink-faint);line-height:1.55}
.result{padding:14px 16px;border-radius:var(--r);font-weight:600;font-size:14.5px}
.result.ok{background:var(--ok-soft);color:var(--ok)}
.result.bad{background:var(--warn-soft);color:var(--warn)}

/* ---- empty ---- */
.empty{text-align:center;padding:56px 20px;grid-column:1/-1}
.empty h2{font-size:21px;margin-bottom:8px}
.empty p{color:var(--ink-soft);margin-bottom:18px}

@media (max-width:900px){
  .checkout{grid-template-columns:1fr}
  .sum{position:static;order:-1}
}
@media (max-width:520px){
  .line{grid-template-columns:64px minmax(0,1fr);gap:11px;padding:13px 14px}
  .line-img{width:64px;height:64px}
  .line-price{grid-column:2;text-align:start;margin-top:6px}
  .row2{grid-template-columns:1fr}
}