/* ============================================================================
   Creep & shrinkage decision routes — page styles
   Re-skins the "Industry" blueprint design into MarvinCyberpuck (dark ember).
   Keeps the blueprint grammar: hairline frames + "+" corner registration marks,
   a dense modular grid, condensed labelling. Builds on ds.css + site.css tokens.
   ============================================================================ */

.cs-intro{max-width:900px}
.cs-intro h1{margin:0 0 var(--space-4);text-wrap:pretty}
.cs-intro p{margin:0;color:var(--bone-muted);font-size:var(--text-body-lg);line-height:1.6}
.cs-intro .refs a{font-family:var(--font-mono);font-weight:500}

.cs-toolbar{display:flex;flex-wrap:wrap;gap:var(--space-4);align-items:center;
  margin:var(--space-6) 0 0}

/* --- blueprint frame + corner registration marks -------------------------- */
.bp{position:relative;border:1px solid var(--ember-35)}
.bp > .c{position:absolute;width:7px;height:7px;color:var(--ember);pointer-events:none}
.bp > .c::before,.bp > .c::after{content:"";position:absolute;background:currentColor}
.bp > .c::before{left:50%;top:0;width:1px;height:100%;transform:translateX(-.5px)}
.bp > .c::after{top:50%;left:0;height:1px;width:100%;transform:translateY(-.5px)}
.c.tl{top:-4px;left:-4px}.c.tr{top:-4px;right:-4px}
.c.bl{bottom:-4px;left:-4px}.c.br{bottom:-4px;right:-4px}

/* --- element picker ------------------------------------------------------- */
.el-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--space-3)}
.el-btn{display:flex;flex-direction:column;gap:5px;align-items:flex-start;text-align:left;
  padding:14px 14px;cursor:pointer;background:transparent;color:var(--bone);
  border:1px solid var(--ember-35);border-radius:var(--radius-sm);
  transition:border-color var(--ease),background var(--ease)}
.el-btn:hover{border-color:var(--ember);background:var(--ember-12)}
.el-btn[aria-pressed="true"]{border-color:var(--ember);background:var(--ember-12)}
.el-btn .n{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--ember)}
.el-btn .nm{font-family:var(--font-display);font-weight:500;font-size:16px;line-height:1.15}
.el-btn .g{font-size:11.5px;line-height:1.35;color:var(--bone-muted)}

/* --- resolved-as summary strip -------------------------------------------- */
.resolve{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--ember-35);border:1px solid var(--ember-35);border-radius:var(--radius-sm);overflow:hidden}
.resolve > div{background:rgba(255,106,46,.10);padding:16px 18px}
.resolve .k{font-family:var(--font-mono);font-weight:500;font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ember);margin-bottom:6px}
.resolve .v{font-family:var(--font-display);font-weight:500;font-size:21px;line-height:1.2;color:var(--bone)}

/* --- section labels ------------------------------------------------------- */
.cs-kicker{font-family:var(--font-mono);font-weight:500;font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ember)}

/* --- node grid ------------------------------------------------------------ */
.nodes{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-4)}
.node{display:flex;flex-direction:column;gap:8px;padding:15px 16px 16px;
  background:var(--surface);min-height:238px}
.node .hd{display:flex;align-items:baseline;gap:8px}
.node .num{font-family:var(--font-display);font-weight:500;font-size:22px;line-height:1;color:var(--ember)}
.node .stage{font-family:var(--font-mono);font-weight:500;font-size:9.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--bone-muted)}
.node .title{font-family:var(--font-display);font-weight:500;font-size:16.5px;line-height:1.18;color:var(--bone)}
.node .short{font-size:12.5px;line-height:1.45;color:rgba(244,234,224,.82)}
.node .chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:2px}
.node .why{margin-top:auto;font-size:12px;line-height:1.5}
.node .clause{font-family:var(--font-mono);font-size:10px;letter-spacing:.02em;color:rgba(244,234,224,.45);
  border-top:1px solid var(--ember-12);padding-top:7px}

/* chips */
.cs-chip{display:inline-block;font-family:var(--font-mono);font-weight:500;font-size:10.5px;
  letter-spacing:.02em;padding:2px 7px;border-radius:var(--radius-sm);
  background:var(--ember-12);color:var(--ember);border:1px solid var(--ember-35)}
.cs-chip--in{background:transparent;color:var(--bone-muted);border-color:var(--ember-35)}

/* collapsible "why" / "detail" */
details.why > summary,details.detail > summary{cursor:pointer;list-style:none;
  font-family:var(--font-mono);font-weight:500;font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ember)}
details > summary::-webkit-details-marker{display:none}
details.why > summary::before,details.detail > summary::before{content:"+ ";color:var(--ember)}
details.why[open] > summary::before,details.detail[open] > summary::before{content:"\2013 "}
details.why > div,details.detail > div{padding-top:6px;color:rgba(244,234,224,.8);line-height:1.55}

/* --- inputs + ownership --------------------------------------------------- */
.cs-inputs{display:flex;flex-wrap:wrap;gap:6px}
.own{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--ember-35);
  border:1px solid var(--ember-35);border-radius:var(--radius-sm);overflow:hidden}
.own > div{background:var(--ink);padding:15px 16px}
.own .k{font-family:var(--font-mono);font-weight:500;font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ember);margin-bottom:5px}
.own .b{font-size:12.5px;line-height:1.55;color:rgba(244,234,224,.82)}

/* --- distinctions --------------------------------------------------------- */
.dist-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4)}
.dist{display:flex;flex-direction:column;gap:7px;padding:15px 16px;background:var(--surface)}
.dist .q{font-family:var(--font-display);font-weight:500;font-size:17px;line-height:1.2;color:var(--bone)}
.dist .a{font-size:12.5px;line-height:1.5;color:rgba(244,234,224,.82)}
.dist .clause{font-family:var(--font-mono);font-size:10px;color:rgba(244,234,224,.45)}

/* --- matrix (1c) ---------------------------------------------------------- */
.matrix-scroll{overflow-x:auto;border:1px solid var(--ember-35);border-radius:var(--radius-sm)}
.matrix{min-width:1180px;display:grid;grid-template-columns:132px repeat(6,1fr);
  gap:1px;background:var(--ember-35)}
.mx-corner{background:var(--ink)}
.mx-elhead{background:rgba(255,106,46,.12);padding:11px 12px;display:flex;flex-direction:column;gap:3px}
.mx-elhead .n{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--ember)}
.mx-elhead .nm{font-family:var(--font-display);font-weight:500;font-size:15px;line-height:1.15;color:var(--bone)}
.mx-elhead .rs{font-size:10.5px;line-height:1.3;color:var(--bone-muted)}
.mx-stage{background:var(--ink);padding:10px 11px;display:flex;flex-direction:column;gap:3px}
.mx-stage .num{font-family:var(--font-display);font-weight:500;font-size:19px;line-height:1;color:var(--ember)}
.mx-stage .lb{font-family:var(--font-mono);font-size:10.5px;line-height:1.2;text-transform:uppercase;
  letter-spacing:.05em;color:var(--bone)}
.mx-cell{background:var(--ink);padding:10px 11px;display:flex;flex-direction:column;gap:4px}
.mx-cell .t{font-family:var(--font-display);font-weight:500;font-size:13px;line-height:1.2;color:var(--bone)}
.mx-cell .s{font-size:11px;line-height:1.4;color:rgba(244,234,224,.78)}
.mx-cell .clause{font-family:var(--font-mono);font-size:9.5px;color:rgba(244,234,224,.42);margin-top:auto}

/* --- responsive ----------------------------------------------------------- */
@media (max-width:1100px){ .el-grid{grid-template-columns:repeat(3,1fr)}
  .nodes{grid-template-columns:repeat(3,1fr)} }
@media (max-width:820px){ .resolve{grid-template-columns:1fr}
  .dist-grid{grid-template-columns:1fr} .own{grid-template-columns:1fr} }
@media (max-width:640px){ .el-grid{grid-template-columns:1fr 1fr}
  .nodes{grid-template-columns:1fr} }

/* --- print: matrix as a clean pin-up sheet -------------------------------- */
@media print{
  .site-header,.site-footer,.cs-toolbar,.nav-toggle,.skip,.cs-tool,.cs-distinctions{display:none!important}
  @page{size:A3 landscape;margin:12mm}
  body{background:#fff;color:#111}
  .cs-intro h1,.cs-intro p{color:#111}
  .matrix-scroll{overflow:visible;border-color:#999}
  .matrix{min-width:0;background:#bbb}
  .mx-corner,.mx-stage,.mx-cell{background:#fff}
  .mx-elhead{background:#e6edf5}
  .mx-elhead .nm,.mx-stage .lb,.mx-cell .t{color:#111}
  .mx-elhead .n,.mx-stage .num{color:#2c455d}
  .mx-elhead .rs,.mx-cell .s{color:#333}
  .mx-cell .clause{color:#666}
}