/* Case detail page styles */

/* ─── PORTFOLIO ITEM PAGE ─── */
.portfolio-item-hero{
  padding:35px 0 56px;
  border-bottom:1px solid var(--line);
  position:relative;
  overflow:hidden;
  background:#ffffff;
}
.portfolio-item-hero .container{
  position:relative;
  z-index:1;
  padding-top:56px;
}
.portfolio-item-hero::before{
  content:'';
  position:absolute;
  top:22.5%;right:20%;bottom:22.5%;left:20%;
  border-radius:10%;
  background:radial-gradient(ellipse 100% 100%,
    rgba(119,183,252,0.26) 0%,
    rgba(255,255,255,0.09) 42%,
    transparent 90%);
  filter:blur(100px);
  transform-origin:center center;
  animation:pearlOrbit1 30s ease-in-out infinite;
  pointer-events:none;
  z-index:0;
}
.portfolio-item-hero::after{
  content:'';
  position:absolute;
  top:25%;right:22%;bottom:25%;left:22%;
  border-radius:10%;
  background:radial-gradient(ellipse 100% 100%,
    rgba(213,128,242,0.24) 0%,
    rgba(255,255,255,0.08) 42%,
    transparent 90%);
  filter:blur(100px);
  transform-origin:center center;
  animation:pearlOrbit2 30s ease-in-out infinite;
  pointer-events:none;
  z-index:0;
}
.case-hero-question{
  text-align:center;
  font-family:var(--serif);
  font-size:0.8rem;
  font-weight:300;
  font-style:italic;
  color:var(--text2);
  opacity:0.5;
  line-height:1.4;
  margin-bottom:20px;
}
.portfolio-item-grid{display:grid;grid-template-columns:2fr 1fr;gap:60px;align-items:start}
.portfolio-item-title{
  font-family:var(--serif);font-size:clamp(2rem,4vw,3rem);
  line-height:1.05;letter-spacing:0;margin-bottom:18px;font-weight:700;
}
.portfolio-item-desc{font-size:1rem;font-weight:300;color:var(--text2);line-height:1.75;margin-bottom:28px}
.meta-card{overflow:hidden;margin-top:8px;padding:12px 20px 4px}
.meta-card .meta-row{
  display:flex;justify-content:space-between;align-items:flex-start;
  padding:12px 16px;border-bottom:1px solid var(--line);font-size:0.83rem;
}
.meta-card .meta-row:first-child{padding-top:16px}
.meta-card .meta-row:last-child{border-bottom:none}
.meta-card .meta-label{font-family:var(--mono);font-size:0.68rem;color:var(--muted);letter-spacing:0.04em;padding-top:1px}
.meta-card .meta-val{color:var(--text2);text-align:right;max-width:18ch;font-weight:300;font-size:0.85rem}

/* KPI row */
.kpi-row{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:10px;
  background:transparent;
  border:none;
  margin:48px 0;
}
.kpi-card{
  padding:28px 20px;
  text-align:center;
}
.kpi-card .kpi-val{
  font-family:var(--serif);font-size:clamp(2rem,4vw,2.6rem);
  color:var(--accent);letter-spacing:-0.04em;line-height:1;
  margin-bottom:7px;font-weight:700;
}
.kpi-card .kpi-note{font-family:var(--mono);font-size:0.65rem;color:var(--muted);line-height:1.4}

/* Pieces grid */
.pieces-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:10px;
  background:transparent;
  border:none;
  margin-top:16px;
}
.piece-card{
  padding:26px 24px;
  cursor:pointer;
  transition:border-color var(--tr), box-shadow var(--tr);
}
.piece-num{font-family:var(--mono);font-size:0.65rem;color:var(--muted);margin-bottom:12px;letter-spacing:0.08em}
.piece-title{font-family:var(--serif);font-size:1rem;line-height:1.3;margin-bottom:8px;letter-spacing:-0.01em;font-weight:700}
.piece-desc{font-size:0.82rem;font-weight:300;color:var(--muted);line-height:1.55}
.piece-link{margin-top:16px;font-family:var(--mono);font-size:0.72rem;color:var(--accent);letter-spacing:0.04em}

/* ─── PIECE PAGE ─── */
.piece-hero{
  padding:72px 0 56px;
  border-bottom:1px solid var(--line);
  position:relative;
  overflow:hidden;
  background:#ffffff;
}
.piece-hero .container{
  position:relative;
  z-index:1;
}
.piece-hero::before{
  content:'';
  position:absolute;
  top:22.5%;right:20%;bottom:22.5%;left:20%;
  border-radius:10%;
  background:radial-gradient(ellipse 100% 100%,
    rgba(119,183,252,0.26) 0%,
    rgba(255,255,255,0.09) 42%,
    transparent 90%);
  filter:blur(100px);
  transform-origin:center center;
  animation:pearlOrbit1 30s ease-in-out infinite;
  pointer-events:none;
  z-index:0;
}
.piece-hero::after{
  content:'';
  position:absolute;
  top:25%;right:22%;bottom:25%;left:22%;
  border-radius:10%;
  background:radial-gradient(ellipse 100% 100%,
    rgba(213,128,242,0.24) 0%,
    rgba(255,255,255,0.08) 42%,
    transparent 90%);
  filter:blur(100px);
  transform-origin:center center;
  animation:pearlOrbit2 30s ease-in-out infinite;
  pointer-events:none;
  z-index:0;
}
.piece-content{padding:60px 0}
.piece-insight-block{
  padding:28px;
  margin:32px 0;
}
.piece-insight-block .ins-label{
  font-family:var(--mono);font-size:0.65rem;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--accent);margin-bottom:10px;
}
.piece-insight-block p{font-size:0.92rem;font-weight:300;color:var(--text);line-height:1.75}

.piece-content--tight{padding-top:0}

.cs04-kpi-donuts{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:16px;
  margin:32px 0 40px;
}
.cs04-kpi-card{
  padding:22px 20px 18px;
  border-radius:18px;
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.78) 0%, rgba(245,247,255,0.70) 100%);
  box-shadow:
    0 10px 28px rgba(73,87,155,0.08),
    inset 0 1px 0 rgba(255,255,255,0.85);
}
.cs04-kpi-chart-wrap{
  position:relative;
  width:min(100%, 210px);
  height:min(210px, 100vw);
  aspect-ratio:1 / 1;
  margin:4px auto 14px;
}
.cs04-kpi-pie{
  position:absolute;
  inset:0;
  border-radius:50%;
  background:conic-gradient(from -90deg, var(--cs04-pie-accent, var(--accent)) 0 calc(var(--cs04-pie-value) * 1%), rgba(227,231,242,0.92) calc(var(--cs04-pie-value) * 1%) 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.65),
    0 10px 30px rgba(84,96,164,0.08);
}
.cs04-kpi-pie::after{
  content:"";
  position:absolute;
  inset:22%;
  border-radius:50%;
  background:radial-gradient(circle at 36% 30%, rgba(255,255,255,0.98) 0%, rgba(247,249,255,0.96) 58%, rgba(241,244,252,0.92) 100%);
  box-shadow:
    inset 0 1px 1px rgba(255,255,255,0.9),
    0 1px 0 rgba(255,255,255,0.72);
}
.cs04-kpi-center{
  z-index:2;
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  pointer-events:none;
}
.cs04-kpi-value{
  font-family:var(--serif);
  font-size:clamp(2rem, 3vw, 2.8rem);
  line-height:1;
  letter-spacing:-0.03em;
  color:#171b2d;
  font-weight:700;
}
.cs04-kpi-title{
  margin:0 0 4px;
  text-align:center;
  font-family:var(--sans);
  font-size:1.15rem;
  font-weight:400;
  color:var(--text2);
  letter-spacing:-0.01em;
}
.cs04-kpi-copy{
  margin:0;
  text-align:center;
  color:var(--accent);
  font-size:0.95rem;
}
.cs04-kpi-card .u-meta-label{
  text-align:center;
  margin-bottom:10px;
}
.cs04-overview-table-wrap{
  margin-top:20px;
  border:1px solid rgba(255,255,255,0.84);
  border-radius:var(--r);
  overflow:hidden;
  background:rgba(255,255,255,0.72);
  box-shadow:0 2px 16px rgba(80,80,160,0.07), inset 0 1px 0 rgba(255,255,255,0.92);
}
.cs04-overview-table{min-width:780px}
.cs04-overview-table-head{background:rgba(61,79,168,0.06)}
.cs04-overview-table .u-table-head{padding:12px 16px}
.cs04-overview-table-head th:nth-child(2){
  color:rgba(47,54,84,0.62);
}
.cs04-overview-table-head th:nth-child(3){
  color:var(--accent);
  background:linear-gradient(90deg,
    color-mix(in srgb, var(--accent) 10%, transparent) 0%,
    color-mix(in srgb, var(--accent)  4%, transparent) 100%);
}
.cs04-overview-table .u-table-cell{
  vertical-align:top;
  padding:16px;
}
.cs04-overview-function{
  width:150px;
  font-family:var(--mono);
  font-size:0.68rem;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--accent);
}
.cs04-overview-copy{
  margin:0;
  font-size:0.85rem;
  line-height:1.6;
  color:var(--text2);
}
.cs04-overview-table tbody td:nth-child(2){
  background:rgba(61,79,168,0.015);
}
.cs04-overview-table tbody td:nth-child(2) .cs04-overview-copy{
  color:rgba(47,54,84,0.72);
}
.cs04-overview-cell--after{
  position:relative;
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--accent) 17%, transparent) 0%,
      color-mix(in srgb, var(--accent) 10%, transparent) 52%,
      color-mix(in srgb, var(--accent)  5%, transparent) 100%);
  box-shadow:
    inset 1px 0 0 color-mix(in srgb, var(--accent) 16%, transparent),
    inset 0 1px 0 rgba(255,255,255,0.42);
}
.cs04-overview-cell--after::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:3px;
  border-radius:999px;
  background:linear-gradient(180deg,
    color-mix(in srgb, var(--accent) 85%, #000) 0%,
    color-mix(in srgb, var(--accent) 65%, #fff) 100%);
  box-shadow:0 0 16px color-mix(in srgb, var(--accent) 18%, transparent);
}
.cs04-overview-cell--after .cs04-overview-copy{
  color:#2d2851;
  font-weight:400;
}

#page-portfolio-cs4-p2 #cs4-p2-piece-shell{
  max-width:none;
}
#page-portfolio-cs4-p2 .portfolio-item-title{
  max-width:none;
  font-size:clamp(2.35rem, 4.8vw, 3.8rem);
  line-height:0.98;
  text-wrap:pretty;
}
#page-portfolio-cs4-p2 .portfolio-item-desc{
  max-width:none;
  margin-bottom:0;
  text-wrap:pretty;
}
#page-portfolio-cs4-p2 .content-block:first-child h3{
  max-width:none;
  font-size:clamp(1.5rem, 2.6vw, 2rem);
  line-height:1.08;
  text-wrap:pretty;
}
#page-portfolio-cs4-p2 .content-block:first-child .u-table-wrap{
  margin-top:20px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.82);
  border-radius:var(--r);
  background:rgba(255,255,255,0.74);
  box-shadow:0 2px 16px rgba(80,80,160,0.07), inset 0 1px 0 rgba(255,255,255,0.92);
}
#page-portfolio-cs4-p2 .content-block:first-child .u-table{
  font-size:0.85rem;
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-table tbody tr{
  background:linear-gradient(90deg,
    color-mix(in srgb, var(--accent) 6%, transparent) 0%,
    color-mix(in srgb, var(--accent) 2%, transparent) 100%);
}
#page-portfolio-cs4-p2 .content-block:first-child thead tr{
  background:rgba(61,79,168,0.05);
}
#page-portfolio-cs4-p2 .content-block:first-child .u-table-head{
  padding:12px 16px;
}
#page-portfolio-cs4-p2 .content-block:first-child .u-table-cell{
  padding:16px;
  vertical-align:top;
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-bar-cell{
  position:relative;
  isolation:isolate;
  overflow:hidden;
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-bar-cell::before{
  content:"";
  position:absolute;
  left:12px;
  top:10px;
  bottom:10px;
  width:calc(var(--cs4-bar-size) - 16px);
  min-width:72px;
  border-radius:12px;
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--accent) calc(var(--cs4-bar-alpha) * 100%), transparent) 0%,
      color-mix(in srgb, var(--accent) calc((var(--cs4-bar-alpha) + 0.06) * 100%), transparent) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.26),
    0 10px 18px color-mix(in srgb, var(--accent) 8%, transparent);
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-bar-label{
  position:relative;
  z-index:1;
  display:block;
  color:var(--text);
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-function-cell{
  width:36%;
  color:var(--accent);
  background:linear-gradient(90deg,
    color-mix(in srgb, var(--accent) 6%, transparent) 0%,
    color-mix(in srgb, var(--accent) 2%, transparent) 100%);
}
#page-portfolio-cs4-p2 .content-block:first-child .cs4-piece-bar-cell{
  width:64%;
  color:var(--text);
  font-weight:400;
}
#page-portfolio-cs4-p2 .content-block:nth-child(2) .u-stack-12{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:12px;
}
#page-portfolio-cs4-p2 .content-block:nth-child(2) .u-card-soft{
  min-height:100%;
  padding:22px 24px;
}
#page-portfolio-cs4-p2 .content-block:nth-child(2) .u-copy-body{
  font-size:0.9rem;
  line-height:1.72;
}

.cs-bullet-wrap{
  width:100%;
  max-width:920px;
  margin:32px auto 0;
}
.cs-bullet-head{margin-bottom:18px}
.cs-bullet-title{
  margin:0 0 8px;
  font-size:clamp(1.4rem, 2vw, 2rem);
  line-height:1.05;
  color:#2f3654;
  font-weight:500;
  letter-spacing:-0.02em;
}
.cs-bullet-sub{
  margin:0;
  font-size:0.98rem;
  color:#7d839d;
}
.cs-bullet-chart-box{
  position:relative;
  width:100%;
  height:240px;
  padding:18px 22px 10px;
  border:1px solid rgba(255,255,255,0.90);
  border-radius:12px;
  background:#ffffff;
  backdrop-filter:none;
  box-shadow:0 1px 4px var(--shadow-soft);
}
.cs-close-compare{
  height:100%;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.cs-close-summary{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.cs-close-chip{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  font-family:var(--mono);
  font-size:0.72rem;
  letter-spacing:0.03em;
}
.cs-close-chip--benchmark{
  color:#5f6785;
  background:rgba(119,129,168,0.10);
}
.cs-close-chip--result{
  color:var(--accent);
  background:color-mix(in srgb, var(--accent) 14%, transparent);
}
.cs-close-meter{
  position:relative;
  flex:1;
  min-height:168px;
  padding:18px 8px 52px;
}
.cs-close-meter::before{
  content:"";
  position:absolute;
  left:8px;
  right:8px;
  top:18px;
  bottom:52px;
  background-image:linear-gradient(to right, rgba(111,118,167,0.08) 1px, transparent 1px);
  background-size:calc(100% / 5) 100%;
  pointer-events:none;
}
.cs-close-track{
  position:absolute;
  left:8px;
  right:8px;
  top:68px;
  height:18px;
  border-radius:999px;
  background:linear-gradient(180deg, rgba(220,225,240,0.92), rgba(211,217,236,0.92));
}
.cs-close-benchmark-band{
  position:absolute;
  left:8px;
  top:72px;
  width:calc((100% - 16px) * 0.66666);
  height:26px;
  border-radius:999px;
  background:linear-gradient(90deg, #737a95 0%, #8f97b3 100%);
  box-shadow:0 8px 18px rgba(97,106,141,0.16);
}
.cs-close-extension-band{
  position:absolute;
  left:calc(8px + ((100% - 16px) * 0.66666));
  top:72px;
  width:calc((100% - 16px) * 0.16667);
  height:26px;
  border-radius:999px;
  background:linear-gradient(90deg,
    color-mix(in srgb, var(--accent) 35%, #fff) 0%,
    color-mix(in srgb, var(--accent) 20%, #fff) 100%);
  box-shadow:0 6px 16px color-mix(in srgb, var(--accent) 10%, transparent);
}
.cs-close-benchmark-label{
  position:absolute;
  left:calc(8px + ((100% - 16px) * 0.33333));
  top:116px;
  transform:translateX(-50%);
  font-family:var(--mono);
  font-size:0.76rem;
  color:#7f87a2;
  letter-spacing:0.03em;
}
.cs-close-extension-label{
  position:absolute;
  left:calc(8px + ((100% - 16px) * 0.75));
  top:116px;
  transform:translateX(-50%);
  font-family:var(--mono);
  font-size:0.74rem;
  color:var(--accent);
  letter-spacing:0.03em;
  white-space:nowrap;
}
.cs-close-card{
  position:absolute;
  left:var(--cs-result-pos);
  top:8px;
  transform:translateX(-50%);
  min-width:150px;
  padding:14px 16px 12px;
  border-radius:18px;
  background:linear-gradient(180deg, rgba(255,255,255,0.96), color-mix(in srgb, var(--accent) 6%, #fff));
  border:1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  box-shadow:
    0 20px 34px color-mix(in srgb, var(--accent) 12%, transparent),
    inset 0 1px 0 rgba(255,255,255,0.96);
  text-align:center;
}
.cs-close-card-kicker{
  font-family:var(--mono);
  font-size:0.66rem;
  color:color-mix(in srgb, var(--accent) 60%, var(--muted));
  letter-spacing:0.08em;
  text-transform:uppercase;
  margin-bottom:6px;
}
.cs-close-card-value{
  font-family:var(--serif);
  font-size:2rem;
  line-height:1;
  letter-spacing:-0.03em;
  color:var(--accent);
  margin-bottom:6px;
}
.cs-close-card-note{
  font-size:0.8rem;
  line-height:1.35;
  color:var(--text2);
}
.cs-close-marker{
  position:absolute;
  left:var(--cs-result-pos);
  top:34px;
  transform:translateX(-50%);
  width:18px;
  height:72px;
}
.cs-close-marker-line{
  position:absolute;
  left:50%;
  top:0;
  bottom:14px;
  width:2px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,
    color-mix(in srgb, var(--accent) 52%, transparent) 0%,
    color-mix(in srgb, var(--accent) 18%, transparent) 100%);
}
.cs-close-marker-dot{
  position:absolute;
  left:50%;
  bottom:0;
  width:18px;
  height:18px;
  transform:translateX(-50%);
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 7px color-mix(in srgb, var(--accent) 14%, transparent);
}
.cs-close-axis{
  position:absolute;
  left:8px;
  right:8px;
  bottom:16px;
  height:20px;
  font-family:var(--mono);
  font-size:0.78rem;
  color:#949bb3;
}
.cs-close-axis span{
  position:absolute;
  left:var(--pos);
  transform:translateX(-50%);
}
.cs-close-axis span:nth-child(4),
.cs-close-axis span:nth-child(5){
  color:var(--accent);
  font-weight:600;
}
.cs-close-axis span:last-child{
  transform:translateX(-100%);
}

.cs4-overview-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
  margin:40px 0 48px;
}
.cs4-overview-card{padding:28px 24px}
.cs4-overview-label{margin-bottom:10px}
.cs4-overview-value{
  font-family:var(--serif);
  font-size:2.6rem;
  font-weight:700;
  line-height:1;
  letter-spacing:-0.02em;
  color:var(--accent);
}
.cs4-overview-copy{margin-top:10px;line-height:1.55}

.cs4-funnel{
  display:flex;
  flex-direction:column;
  gap:0;
  margin:28px 0;
}
.cs4-funnel-step{position:relative}
.cs4-funnel-card{
  border-radius:8px;
  padding:20px 24px;
}
.cs4-funnel-card--top{
  background:var(--accent);
  color:var(--on-accent);
  --note-color:var(--on-accent-sub);
  border-radius:8px 8px 0 0;
}
.cs4-funnel-card--contact{
  margin:0 24px;
  border:1px solid rgba(61,79,168,0.2);
  background:rgba(61,79,168,0.12);
}
.cs4-funnel-card--close{
  margin:0 48px;
  border:1px solid rgba(61,79,168,0.14);
  background:rgba(61,79,168,0.07);
}
.cs4-funnel-card--result{
  margin:0 72px;
  border:1.5px solid var(--accent);
  background:rgba(255,255,255,0.6);
}
.cs4-funnel-header{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
}
.cs4-funnel-label{
  margin-bottom:6px;
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.62rem;
  letter-spacing:0.08em;
}
.cs4-funnel-label--light{color:var(--on-accent-sub)}
.cs4-funnel-value{
  color:var(--accent);
  font-family:var(--serif);
  font-size:1.9rem;
  font-weight:700;
  line-height:1;
  letter-spacing:-0.02em;
}
.cs4-funnel-value--light{color:var(--on-accent)}
.cs4-funnel-value--result{font-size:2.2rem}
.cs4-funnel-note{
  margin-top:4px;
  color:var(--note-color,var(--text2));
  font-family:var(--mono);
  font-size:0.7rem;
}
.cs4-funnel-side{text-align:right}
.cs4-funnel-side-label{
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.68rem;
}
.cs4-funnel-side-copy{
  margin-top:2px;
  color:var(--muted);
  font-size:0.82rem;
}
.cs4-funnel-side-label--light{
  color:rgba(255,255,255,0.7);
  font-size:0.62rem;
  letter-spacing:0.06em;
}
.cs4-funnel-side-copy--light{
  color:var(--on-accent-sub);
  font-size:0.85rem;
  font-weight:300;
}
.cs4-funnel-connector{
  display:flex;
  justify-content:center;
  width:100%;
}
.cs4-funnel-connector-line{
  width:2px;
  height:20px;
  background:var(--line2);
}
.cs4-pill-positive{
  display:inline-block;
  margin-top:6px;
  padding:2px 8px;
  border-radius:4px;
  background:rgba(34,197,94,0.1);
  color:#16a34a;
  font-family:var(--mono);
  font-size:0.62rem;
  letter-spacing:0.04em;
}

.cs4-journey-wrap{margin-top:8px}
.cs4-journey{
  min-width:640px;
  border:1px solid var(--line2);
  border-radius:8px;
  overflow:hidden;
}
.cs4-journey-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.cs4-journey-grid--head{
  border-bottom:1px solid var(--line);
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.65rem;
  letter-spacing:0.06em;
}
.cs4-journey-grid--body{
  color:var(--text2);
  font-size:0.82rem;
}
.cs4-journey-cell{
  padding:14px;
  line-height:1.55;
}
.cs4-journey-grid--head .cs4-journey-cell{padding:10px 14px}
.cs4-journey-cell--border{border-right:1px solid var(--line)}
.cs4-journey-cell--muted{color:var(--muted)}
.cs4-journey-result{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:12px 14px;
  border-top:1px solid var(--line);
  background:rgba(80,70,160,0.04);
}
.cs4-journey-result-label{
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.62rem;
  letter-spacing:0.04em;
}
.cs4-journey-result-value{
  color:var(--text2);
  font-size:0.82rem;
}

.cs4-decision-head{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.cs4-decision-number{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--accent);
  color:var(--on-accent);
  font-family:var(--mono);
  font-size:0.65rem;
  font-weight:600;
}
.cs4-decision-title{
  color:var(--accent);
  font-family:var(--mono);
  font-size:0.68rem;
  letter-spacing:0.08em;
}
.cs4-decision-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  font-size:0.82rem;
}
.cs4-decision-panel{
  padding:12px 14px;
  border-radius:6px;
}
.cs4-decision-panel--before{background:rgba(80,70,160,0.04)}
.cs4-decision-panel--after{
  border:1px solid rgba(61,79,168,0.12);
  background:rgba(61,79,168,0.06);
}
.cs4-decision-label{
  margin-bottom:6px;
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.6rem;
  letter-spacing:0.06em;
}
.cs4-decision-label--accent{color:var(--accent)}
.cs4-decision-copy{
  margin:0;
  color:var(--text2);
  line-height:1.55;
}

.cs4-chart-frame--sm{height:200px}
.cs4-legend-swatch{
  width:10px;
  height:10px;
  border-radius:2px;
  flex-shrink:0;
}
.cs4-legend-swatch--range{
  border:1px solid rgba(61,79,168,0.55);
  background:rgba(61,79,168,0.18);
}
.cs4-legend-swatch--result{background:var(--accent)}

.cs4-table-wrap{
  margin-top:20px;
  border:1px solid var(--line);
  border-radius:8px;
  overflow-x:auto;
  overflow-y:hidden;
}
.cs4-table-head-row{background:rgba(80,70,160,0.04)}
.cs4-table-row-current{background:rgba(61,79,168,0.05)}
.cs4-table-row-base{
  background:linear-gradient(90deg, rgba(73,56,191,0.28) 0%, rgba(73,56,191,0.14) 100%);
}
.cs4-table-row-max{
  background:linear-gradient(90deg, rgba(168,155,255,0.18) 0%, rgba(168,155,255,0.09) 100%);
}
.cs4-table-mono{
  color:var(--text2);
  font-family:var(--mono);
  font-size:0.82rem;
}
.cs4-table-mono--muted{color:var(--muted)}
.cs4-table-mono--accent{
  color:var(--accent);
  font-weight:600;
}
.cs4-table-tag{
  margin-left:6px;
  color:var(--accent);
  font-family:var(--mono);
  font-size:0.6rem;
  letter-spacing:0.04em;
}
.cs4-table-delta{font-size:0.78rem}
.cs4-table-delta--muted{color:var(--muted)}
.cs4-table-delta--positive{color:#16a34a}

.cs4-implications-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.cs4-implication-card--accent{border:1px solid rgba(61,79,168,0.18)}
.cs4-implication-label{
  margin-bottom:12px;
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.65rem;
  letter-spacing:0.08em;
}
.cs4-implication-label--accent{color:var(--accent)}
.cs4-implication-copy{
  margin:0;
  color:var(--text2);
  font-size:0.88rem;
  line-height:1.65;
}

.cs4-mechanism{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:16px;
  border:1px solid var(--line);
  border-radius:8px;
  background:rgba(255,255,255,0.6);
}
.cs4-mechanism-num{
  padding-top:2px;
  white-space:nowrap;
  color:var(--muted);
  font-family:var(--mono);
  font-size:0.65rem;
  letter-spacing:0.06em;
}
.cs4-mechanism-body{min-width:0}
.cs4-mechanism-title{
  margin-bottom:4px;
  color:var(--text);
  font-size:0.88rem;
  font-weight:500;
}
.cs4-mechanism-copy{
  margin:0;
  color:var(--text2);
  font-size:0.82rem;
  line-height:1.6;
}

/* Case detail responsive */
@media (max-width: 960px){
  .portfolio-item-grid{grid-template-columns:1fr}
  .pieces-grid{grid-template-columns:1fr}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .cs04-kpi-donuts,
  .cs4-overview-grid,
  .cs4-implications-grid{grid-template-columns:1fr}
  .cs-bullet-chart-box{
    height:220px;
    padding:16px 16px 10px;
  }
  #page-portfolio-cs4-p2 .content-block:nth-child(2) .u-stack-12{
    grid-template-columns:1fr;
  }
  #page-portfolio-cs4-p2 .portfolio-item-title{
    max-width:none;
    font-size:clamp(2.2rem, 8vw, 3.2rem);
  }
}

@media (max-width: 820px){
  .cs04-kpi-chart-wrap{max-width:190px}
  .cs4-funnel-card--contact,
  .cs4-funnel-card--close,
  .cs4-funnel-card--result{margin:0}
  .cs4-funnel-header{align-items:flex-start}
  .cs4-funnel-side{text-align:left}
  .cs4-decision-grid{grid-template-columns:1fr}
  .kpi-row--2{grid-template-columns:1fr}
}

@media (max-width: 600px){
  .kpi-row{grid-template-columns:1fr 1fr}
  .cs4-mechanism{
    flex-direction:column;
    gap:10px;
  }
  #page-portfolio-cs4-p2 .portfolio-item-title{
    max-width:none;
    font-size:clamp(2rem, 10.8vw, 2.85rem);
  }
  #page-portfolio-cs4-p2 .portfolio-item-desc{
    font-size:0.98rem;
  }
  #page-portfolio-cs4-p2 .content-block:first-child .u-table-head,
  #page-portfolio-cs4-p2 .content-block:first-child .u-table-cell{
    padding-left:14px;
    padding-right:14px;
  }
  #page-portfolio-cs4-p2 .content-block:nth-child(2) .u-card-soft{
    padding:24px 22px;
  }
}

/* ─────────────────────────────────────────────
   CS5 — Charts & Heatmap
───────────────────────────────────────────── */
.cs5-chart-box {
  position: relative;
  width: 100%;
  padding: 18px 22px 12px;
  border: 1px solid rgba(115,124,164,.14);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(245,247,255,.72));
  box-shadow: 0 12px 30px rgba(52,63,118,.06), inset 0 1px 0 rgba(255,255,255,.75);
  margin: 24px 0 32px;
}

.cs5-chart-box canvas { display: block; width: 100% !important; }

.cs5-heatmap-wrap {
  overflow-x: auto;
  margin: 24px 0 32px;
  border-radius: 16px;
  border: 1px solid rgba(115,124,164,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(245,247,255,.75));
  padding: 18px 16px 14px;
  box-shadow: 0 8px 24px rgba(52,63,118,.05);
}

.cs5-heatmap {
  width: 100%;
  border-collapse: separate;
  border-spacing: 3px;
}

.cs5-hm-corner,
.cs5-hm-th {
  padding: 5px 8px 8px;
  text-align: center;
  font-family: var(--sans);
  font-size: 0.70rem;
  font-weight: 500;
  color: var(--text2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.cs5-hm-corner { text-align: left; }

.cs5-hm-label {
  padding: 5px 10px 5px 0;
  font-family: var(--mono);
  font-size: 0.73rem;
  color: var(--text2);
  white-space: nowrap;
}

.cs5-hm-cell {
  padding: 6px 4px;
  text-align: center;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.73rem;
  min-width: 46px;
}

.cs5-hm-note {
  margin: 10px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
  font-style: italic;
  line-height: 1.5;
}

.cs5-top-slots {
  margin: 24px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cs5-slot-card {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(245,247,255,.70);
  border: 1px solid rgba(115,124,164,.12);
}

.cs5-slot-val {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: #2f3654;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.cs5-slot-label {
  font-family: var(--mono);
  font-size: 0.70rem;
  color: var(--accent);
  margin-bottom: 3px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.cs5-slot-ctx {
  font-size: 0.87rem;
  color: var(--text2);
  line-height: 1.55;
}

@media (max-width: 640px) {
  .cs5-hm-cell { min-width: 36px; font-size: 0.66rem; }
  .cs5-hm-label { font-size: 0.66rem; }
  .cs5-slot-card { grid-template-columns: 1fr; gap: 6px; }
}

/* ─── TWO-COLUMN CASE LAYOUT ─── */
.case-content-grid{
  width:min(calc(100% - 56px),1160px);
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr 260px;
  gap:60px;
  align-items:start;
}
.case-content-grid--narrow{
  width:min(calc(100% - 56px),var(--max));
  grid-template-columns:1fr 260px;
}
.case-content-main{min-width:0}

/* ─── STICKY ASIDE ─── */
.case-pieces-aside{
  position:sticky;
  top:calc(var(--nav-offset,96px) + 24px);
}

.case-piece-eyebrow{
  font-size:0.72rem;font-weight:500;
  letter-spacing:0.08em;text-transform:uppercase;
  color:var(--muted);margin-bottom:16px;
  transition:color 0.3s ease;
}
.case-piece-list{
  display:flex;flex-direction:column;gap:8px;
  overflow:hidden;max-height:600px;opacity:1;
  border-left:1px solid var(--line2);padding-left:20px;
  transition:max-height 0.5s ease-out, opacity 0.4s ease;
}
.case-piece-item{
  display:block;padding:12px 14px;
  border:1px solid var(--line2);border-radius:var(--r);
  text-decoration:none;
  transition:background var(--tr),border-color var(--tr);
}
.case-piece-item:hover{
  background:rgba(80,70,160,0.03);
  border-color:rgba(80,70,160,0.15);
}
.case-piece-label{
  font-size:0.70rem;font-weight:500;
  letter-spacing:0.06em;text-transform:uppercase;
  color:var(--muted);margin-bottom:4px;
}
.case-piece-title{
  font-size:0.84rem;font-weight:400;
  color:var(--text);line-height:1.4;
}

/* Active piece */
.case-piece-item.is-active{
  background:rgba(80,70,160,0.04);
  border-color:rgba(80,70,160,0.2);
  cursor:default;
}
.case-piece-item.is-active .case-piece-label{color:var(--accent)}
.case-piece-item.is-active .case-piece-title{font-weight:500}

/* Collapsed state */
.case-pieces-aside.is-collapsed{cursor:pointer}
.case-pieces-aside.is-collapsed .case-piece-eyebrow{
  margin-bottom:0;color:var(--accent);
}
.case-pieces-aside.is-collapsed .case-piece-eyebrow::after{
  content:' +';opacity:0.5;
}
.case-pieces-aside.is-collapsed .case-piece-list{
  max-height:0;opacity:0;
}

/* ─── RESPONSIVE ─── */
@media (max-width:860px){
  .case-content-grid,
  .case-content-grid--narrow{
    grid-template-columns:1fr;
    width:min(calc(100% - 56px),740px);
    gap:0;
  }
  .case-pieces-aside{
    position:static;
    margin-bottom:40px;
  }
}
@media (max-width:600px){
  .case-content-grid,
  .case-content-grid--narrow{width:calc(100% - 32px)}
}

/* ─── Overview eyebrows → accent ─── */
.content-block > .u-card-title-muted,
.case-evidence-module > .u-card-title-muted {
  color: var(--accent);
}

/* ─── Case overview modules ─── */
.case-evidence-module {
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.case-evidence-module h4 {
  margin: 0 0 1rem;
  color: var(--text);
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.case-evidence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.case-evidence-card h4 {
  margin: 0.5rem 0 0.55rem;
}

.case-evidence-card p {
  margin: 0;
}

.case-decision-table th,
.case-decision-table td {
  vertical-align: top;
  padding: 18px 16px;
}

.case-decision-table thead tr {
  background: var(--line2);
}

.case-decision-table tbody th[scope="row"] {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.case-decision-table tbody tr:nth-child(odd) {
  background: var(--wash);
}

.case-routes-table th,
.case-routes-table td {
  vertical-align: top;
}

.case-routes-table th:first-child,
.case-routes-table td:first-child {
  width: 72px;
  white-space: nowrap;
}

.case-routes-table th:nth-child(2),
.case-routes-table td:nth-child(2) {
  width: 200px;
}

.case-routes-table thead tr {
  background: var(--line2);
}

.case-routes-table td:first-child {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.case-routes-table td:nth-child(2) {
  color: var(--text);
  font-weight: 500;
}

.case-routes-table tbody tr:nth-child(odd) {
  background: var(--wash);
}

@media (max-width: 860px) {
  .case-evidence-grid {
    grid-template-columns: 1fr;
  }
}