/* Study A — Robotics Matrix. An architectural model of the catalogue: lanes = jobs, rows = makers' countries,
   one white cube = one robot. Blue edges, lime for "same maker", coral never used for data that exists. */
.phead { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 32px; align-items: end; padding-bottom: 20px; }
.phead h1 { font-size: clamp(44px, 5.6vw, 92px); }
.phead h1 .c { color: var(--blue); }
.key { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; color: var(--muted); }
.key i { display: inline-block; width: 14px; height: 14px; margin-right: 7px; vertical-align: -2px; border: 1.5px solid var(--blue); background: #fff; border-radius: 2px; }
.key i.l { background: var(--lime); border-color: #6F8C10; } .key i.s { background: var(--blue); }
.app { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 16px; align-items: start; }
.app > *, .side > * { min-width: 0; }
.view { position: relative; height: min(76vh, 760px); min-height: 520px; border-radius: 20px; background: #FBFBF8; border: 1px solid var(--line); overflow: hidden; }
.view .tb { position: absolute; z-index: 5; left: 12px; top: 12px; right: 12px; display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; pointer-events: none; }
.view .tb > * { pointer-events: auto; }
.seg { display: inline-flex; background: var(--white); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg button { height: 36px; padding: 0 12px; border: 0; background: none; font-size: 13.5px; font-weight: 600; }
.seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.lbl { position: absolute; left: 0; top: 0; z-index: 3; pointer-events: none; white-space: nowrap; font: 500 11px var(--mono); color: var(--muted); transform: translate(-50%, -50%); transition: opacity .2s; }
.lbl.job { font: 700 12px/1.15 Inter; color: var(--ink); text-align: center; white-space: normal; width: 78px; }
.lbl.job.on, .lbl.ctry.on { color: var(--blue); }
.lbl.dim { opacity: .25; }
.tip { position: absolute; z-index: 6; pointer-events: none; background: var(--ink); color: #fff; font-size: 13px; padding: 6px 9px; border-radius: 8px; transform: translate(12px, -110%); white-space: nowrap; opacity: 0; transition: opacity .15s; }
.tip small { display: block; color: #C7CBD8; font-size: 11.5px; }
.hint { position: absolute; z-index: 5; left: 12px; bottom: 12px; font: 500 11.5px var(--mono); color: var(--muted); background: rgba(251, 251, 248, .9); padding: 5px 8px; border-radius: 6px; }
.table2d { display: none; position: absolute; inset: 60px 12px 12px; overflow: auto; z-index: 4; }
.view.flat canvas, .view.flat .lbl, .view.flat .hint { visibility: hidden; }
.view.flat .table2d { display: block; }
.m2d { border-collapse: separate; border-spacing: 3px; font-size: 13px; }
.m2d th { font: 600 11.5px Inter; color: var(--muted); padding: 4px 6px; text-align: left; vertical-align: bottom; }
.m2d thead th { writing-mode: vertical-rl; transform: rotate(180deg); height: 120px; }
.m2d td button { width: 44px; height: 36px; border: 1px solid var(--line); border-radius: 6px; background: var(--white); font: 700 14px Archivo; }
.m2d td button.n0 { background: transparent; border-style: dashed; color: #B6B9C2; font-weight: 400; }
.m2d td button.on { background: var(--blue); color: #fff; border-color: var(--blue); }
/* side panel */
.side { display: grid; gap: 12px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.card h2 { font: 800 18px Archivo; margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { height: 32px; padding: 0 10px; border-radius: 99px; border: 1px solid var(--line); background: var(--white); font-size: 13px; font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }
.chips button small { font: 500 11px var(--mono); color: var(--muted); }
.chips button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.chips button[aria-pressed="true"] small { color: #DCE3FF; }
.chips button svg { width: 18px; height: 18px; color: var(--blue); }
.chips button[aria-pressed="true"] svg { color: var(--lime); }
.mk { width: 100%; height: 38px; border: 1px solid var(--line); border-radius: 10px; padding: 0 12px; font-size: 14px; }
.sel { min-height: 140px; }
.sel h3 { font: 800 28px/1 Archivo; font-stretch: 92%; letter-spacing: -.02em; margin: 6px 0 4px; }
.sel h3 a { text-decoration: none; }
.sel dl { display: grid; grid-template-columns: auto 1fr; margin: 12px 0; font: 400 12px var(--mono); }
.sel dt, .sel dd { margin: 0; padding: 6px 0; border-top: 1px solid var(--line); }
.sel dt { color: var(--muted); padding-right: 10px; } .sel dd { text-align: right; }
.sel ul { margin-top: 6px; }
.sel ul li { display: flex; justify-content: space-between; padding: 6px 0; border-top: 1px solid var(--line); font-size: 14px; }
.sel .acts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.note { font-size: 13px; color: var(--muted); }
.note b { color: var(--ink); }
@media (max-width: 1000px) {
  .phead { grid-template-columns: 1fr; gap: 14px; }
  .app { grid-template-columns: 1fr; }
  .view { height: 62vh; min-height: 420px; }
  .side { grid-template-columns: 1fr 1fr; }
  .side .sel { grid-column: 1 / 3; order: -1; }
}
@media (max-width: 640px) {
  .side { grid-template-columns: 1fr; } .side .sel { grid-column: 1; }
  .view { height: 58vh; min-height: 380px; border-radius: 16px; }
  .lbl.job { width: 70px; font-size: 10.5px; display: none; }
  .lbl.job.on { display: block; }
  .chips { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
  .chips button { flex: none; }
}