/* Case study pages — layered on top of styles.css */
.cs-page{max-width:none;margin:0;padding:10px;background:var(--paper)}
.cs-hero{position:relative;isolation:isolate;display:grid;place-items:center;min-height:clamp(420px,62vh,640px);padding:120px clamp(16px,4vw,72px) 72px;border-radius:20px;overflow:hidden;color:#fff;text-align:center;background:#0b0f19}
.cs-hero-bg{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;filter:blur(2px) saturate(.9);transform:scale(1.04)}
.cs-hero::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(2,6,21,.55),rgba(2,6,21,.72) 60%,rgba(2,6,21,.86))}
.cs-hero .label{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.1);color:#fff;backdrop-filter:blur(8px)}
.cs-hero h1{margin-top:6px;font-size:clamp(2.8rem,7vw,6rem);font-weight:300;line-height:1;letter-spacing:-.05em}
.cs-hero p{max-width:620px;margin:22px auto 0;color:rgba(255,255,255,.8);font-size:clamp(.98rem,1.3vw,1.12rem);line-height:1.6}
.cs-hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:30px}
.cs-back{position:absolute;top:24px;left:24px;z-index:2;display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:rgba(255,255,255,.08);color:#fff;font-size:.8rem;text-decoration:none;backdrop-filter:blur(8px);transition:background .2s}
.cs-back:hover{background:rgba(255,255,255,.18)}

.cs-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:10px 0 0;border:1px solid var(--line);border-radius:18px;background:var(--paper)}
.cs-meta div{padding:20px 22px;min-width:0}
.cs-meta div+div{border-left:1px solid var(--line)}
.cs-meta dt{margin-bottom:6px;color:var(--muted);font-size:.72rem;letter-spacing:.04em;text-transform:uppercase}
.cs-meta dd{margin:0;font-size:.92rem;line-height:1.45}

.cs-panel{margin-top:10px;padding:clamp(48px,7vw,96px) clamp(18px,5vw,80px);border-radius:20px;background:var(--card)}
.cs-plain{padding:clamp(56px,7vw,104px) clamp(8px,5vw,80px)}
.cs-panel h2,.cs-plain h2{max-width:22ch;font-size:clamp(1.8rem,3.4vw,2.8rem);line-height:1.12}
.cs-panel h2 span,.cs-plain h2 span{color:var(--muted)}
.cs-lede{max-width:640px;margin-top:22px;color:var(--muted);font-size:1rem;line-height:1.7}

.cs-shot{margin:clamp(32px,4vw,52px) 0 0;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--paper);box-shadow:0 30px 60px -40px rgba(2,6,21,.35)}
.cs-shot img{width:100%;height:auto}
.cs-shot figcaption{padding:14px 18px;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}

.cs-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:clamp(32px,4vw,52px)}
.cs-card{display:flex;flex-direction:column;align-items:flex-start;min-height:220px;padding:22px;border-radius:16px;background:var(--paper)}
.cs-panel .cs-card{background:var(--paper)}
.cs-plain .cs-card{background:var(--card)}
.cs-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--paper)}
.cs-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.cs-card h3{margin-top:auto;padding-top:40px;font-size:1.1rem;font-weight:400;letter-spacing:-.02em}
.cs-card p{margin-top:8px;color:var(--muted);font-size:.86rem;line-height:1.55}

.cs-split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:clamp(32px,4vw,52px)}
.cs-split article{padding:clamp(24px,3vw,36px);border-radius:16px;background:var(--paper)}
.cs-split article.is-solution{background:var(--accent);color:var(--accent-ink)}
.cs-split .label{margin-bottom:22px}
.cs-split article.is-solution .label{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.12);color:#fff}
.cs-split h3{font-size:1.35rem;font-weight:300;line-height:1.25;letter-spacing:-.025em}
.cs-split ul{margin:18px 0 0;padding:0;list-style:none}
.cs-split li{padding:11px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;line-height:1.55}
.cs-split .is-solution li{border-color:rgba(255,255,255,.2);color:rgba(238,243,255,.86)}

.cs-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:clamp(32px,4vw,52px)}
.cs-gallery .cs-shot{margin:0}
.cs-gallery .is-wide{grid-column:1/-1}
.cs-phone{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:center;gap:clamp(24px,4vw,64px);max-width:1080px;margin:clamp(32px,4vw,52px) auto 0}
.cs-phone-stage{display:grid;place-items:center;padding:clamp(28px,4vw,48px) 20px 0;border-radius:20px;overflow:hidden;background:radial-gradient(80% 70% at 50% 100%,color-mix(in srgb,var(--accent) 22%,transparent),transparent 70%),var(--paper)}
.cs-phone .cs-shot{width:100%;max-width:280px;max-height:520px;margin:0;border-radius:28px 28px 0 0;border-bottom:0}
.cs-phone .cs-shot img{object-fit:cover;object-position:top}
.cs-phone-copy .label{margin-bottom:18px}
.cs-phone h3{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:300;line-height:1.15;letter-spacing:-.03em}
.cs-phone p{max-width:460px;margin-top:14px;color:var(--muted);line-height:1.65}
.cs-checks{margin:24px 0 0;padding:0;list-style:none}
.cs-checks li{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line);font-size:.92rem}
.cs-checks li::before{content:'';flex:none;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 18%,transparent)}

.cs-stack{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.cs-stack span{padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:var(--paper);font-size:.82rem}
.cs-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(24px,4vw,56px);margin:clamp(28px,4vw,44px) 0 0;padding:0;list-style:none}
.cs-list li{padding:16px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.92rem;line-height:1.6}
.cs-list li strong{display:block;margin-bottom:4px;color:var(--ink);font-weight:400}

.cs-quote{max-width:820px;margin:clamp(28px,4vw,44px) 0 0;font-size:clamp(1.4rem,2.6vw,2.1rem);font-weight:300;line-height:1.3;letter-spacing:-.03em}
.cs-quote::before{content:'“';display:block;margin-bottom:12px;color:var(--accent);font-family:var(--serif);font-size:3.4rem;line-height:.6}
.cs-quote footer{margin-top:22px;color:var(--muted);font-size:.9rem;letter-spacing:0}
.cs-quote footer strong{color:var(--ink);font-weight:400}

.cs-next{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:center;gap:clamp(24px,4vw,64px);margin-top:10px;padding:clamp(20px,3vw,32px);border-radius:20px;background:var(--card);color:var(--ink);text-decoration:none;transition:transform .25s}
.cs-next:hover{transform:translateY(-3px)}
.cs-next .label{margin-bottom:18px}
.cs-next h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.02}
.cs-next p{margin-top:12px;color:var(--muted)}
.cs-next-img{aspect-ratio:16/9;border-radius:14px;overflow:hidden}
.cs-next-img img{width:100%;height:100%;object-fit:cover}
.cs-next .button{margin-top:24px}
.cs-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:32px clamp(8px,3vw,40px) 24px;color:var(--muted);font-size:.82rem}
.cs-foot a{color:inherit}

@media(max-width:900px){
  .cs-meta{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cs-meta div:nth-child(3){border-left:0}
  .cs-meta div:nth-child(n+3){border-top:1px solid var(--line)}
  .cs-cards{grid-template-columns:1fr}
  .cs-card{min-height:0}
  .cs-card h3{padding-top:28px}
  .cs-split,.cs-gallery,.cs-phone,.cs-list,.cs-next{grid-template-columns:1fr}
}
@media(max-width:640px){
  .cs-page{padding:8px}
  .cs-hero{border-radius:16px;padding-top:96px}
  .cs-back{top:16px;left:16px}
}

/* In-page section nav (desktop) */
html{scroll-padding-top:24px}
.cs-sidenav{position:fixed;left:24px;top:50%;z-index:800;display:flex;flex-direction:column;gap:4px;padding:6px;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:#111210;box-shadow:0 4px 12px -6px rgba(0,0,0,.22);transform:translateY(-50%);isolation:isolate}
.cs-sidenav a{position:relative;z-index:1;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;color:rgba(255,255,255,.72);transition:color .2s,background .2s}
.cs-sidenav a:hover{background:rgba(255,255,255,.1);color:#fff}
.cs-sidenav a.is-active,.cs-sidenav a.is-active:hover{background:transparent;color:#fff}
.cs-sidenav svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .35s cubic-bezier(.34,1.8,.5,1)}
.cs-sidenav a:hover svg{transform:scale(1.12)}
.cs-sidenav-indicator{position:absolute;top:0;left:6px;z-index:2;width:38px;height:38px;border-radius:999px;background:#fff;mix-blend-mode:difference;opacity:0;pointer-events:none;transition:opacity .2s}
.cs-tip{position:absolute;left:calc(100% + 14px);top:50%;padding:4px 9px;border-radius:6px;background:#111210;color:#fff;font-size:.72rem;white-space:nowrap;opacity:0;pointer-events:none;transform:translate(-4px,-50%);transition:opacity .18s,transform .18s}
.dark .cs-tip{background:#fff;color:#111210}
.cs-sidenav a:hover .cs-tip,.cs-sidenav a:focus-visible .cs-tip{opacity:1;transform:translate(0,-50%)}
.cs-sidetab{display:none}
@media(max-width:1180px){
  .cs-sidetab{position:fixed;left:8px;top:58%;z-index:801;display:grid;place-items:center;width:48px;height:48px;padding:0;border:1px solid rgba(255,255,255,.1);border-radius:50%;background:#111210;color:#fff;box-shadow:0 6px 16px -6px rgba(0,0,0,.35);transform:translateY(-50%);cursor:pointer;animation:csTabPop .42s cubic-bezier(.34,1.8,.5,1) both}
  .cs-sidetab:active{transform:translateY(-50%) scale(.88)}
  .cs-sidetab-icon svg{display:block;width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
  .cs-side-landing .cs-sidetab{animation:csTabLand .45s cubic-bezier(.34,1.8,.5,1) both}
  body.cs-side-open .cs-sidetab{opacity:0;animation:none;pointer-events:none}
  .cs-sidenav{left:8px;top:58%;gap:2px;padding:8px;border-radius:26px;visibility:hidden;transform:translate(0,-50%);transform-origin:0 50%}
  .cs-sidenav.is-open{visibility:visible}
  .cs-sidenav-indicator{display:none}
  .cs-sidenav a{display:flex;justify-content:flex-start;gap:12px;width:auto;height:42px;padding:0 16px 0 12px;border-radius:999px;text-decoration:none}
  .cs-sidenav.is-open a{animation:csItem .45s cubic-bezier(.34,1.6,.5,1) both;animation-delay:calc(var(--i,0) * 38ms + 140ms)}
  .cs-sidenav a{transition:opacity .16s}
  .cs-sidenav.is-closing a{animation:none;opacity:0;transition-delay:calc((7 - var(--i,0)) * 14ms)}
  .cs-sidenav a:hover{background:transparent;color:rgba(255,255,255,.72)}
  .cs-sidenav a:active{background:rgba(255,255,255,.1)}
  .cs-sidenav a.is-active,.cs-sidenav a.is-active:hover{background:#fff;color:#111210}
  .cs-tip{position:static;padding:0;background:none;color:inherit;font-size:.86rem;opacity:1;transform:none}
  .dark .cs-tip{background:none;color:inherit}
  .cs-sidenav a:hover .cs-tip,.cs-sidenav a:focus-visible .cs-tip{transform:none}
  .cs-sidenav a:hover svg{transform:none}
}
@keyframes csReveal{0%{opacity:0;transform:translate(0,-50%) scale(.16,.07)}45%{opacity:1;transform:translate(0,-50%) scale(1.07,.94)}68%{transform:translate(0,-50%) scale(.96,1.04)}85%{transform:translate(0,-50%) scale(1.015,.99)}100%{opacity:1;transform:translate(0,-50%) scale(1)}}
@keyframes csHide{0%{opacity:1;transform:translate(0,-50%) scale(1)}25%{transform:translate(0,-50%) scale(1.03,.97)}100%{opacity:0;transform:translate(0,-50%) scale(.16,.07)}}
@keyframes csItem{0%{opacity:0;transform:translateX(-14px) scale(.85)}100%{opacity:1;transform:none}}
@keyframes csTabPop{0%{opacity:0;transform:translateY(-50%) scale(.82)}100%{opacity:1;transform:translateY(-50%) scale(1)}}
@keyframes csTabLand{0%{opacity:1;transform:translateY(-50%) scale(1)}35%{transform:translateY(-50%) scale(1.09)}100%{opacity:1;transform:translateY(-50%) scale(1)}}
@keyframes csTabHide{to{opacity:0;transform:translateY(-50%) scale(.5) rotate(-20deg)}}
@media(prefers-reduced-motion:reduce){.cs-sidetab,.cs-sidenav.is-open a{animation-duration:.01ms!important}}

@media(prefers-reduced-motion:reduce){.cs-sidenav svg{transition:none}}
@media(min-width:1181px){.cs-page{padding-left:84px}}
.btn-text{font-weight:inherit}

/* ---------- Interactive charts ---------- */
:root{--c1:#2563eb;--c2:#eb6834;--c3:#1baf7a;--c4:#eda100;--tire-soft:#e34948;--tire-medium:#eda100;--tire-hard:#d9d8d2;--status-critical:#d03b3b;--status-serious:#ec835a;--status-warning:#fab219;--band-swatch:rgba(37,99,235,.16);--chart-grid:#e6e6e1;--chart-axis:#c9c8c0}
.dark{--c1:#3b74f2;--c2:#d95926;--c3:#199e70;--c4:#c98500;--tire-medium:#c98500;--tire-hard:#b9b8b0;--band-swatch:rgba(59,116,242,.22);--chart-grid:#262a24;--chart-axis:#3a3e37}
.cs-charts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:clamp(28px,4vw,48px)}
.cs-chart{position:relative;margin:0;min-width:0;padding:clamp(20px,2.6vw,32px);border-radius:16px;background:var(--card)}
.cs-panel .cs-chart{background:var(--paper)}
.cs-chart.is-wide{grid-column:1/-1}
.cs-chart-head{display:grid;gap:8px;max-width:760px}
.cs-chart-head .label{margin-bottom:6px;justify-self:start}
.cs-chart-head h3{font-size:clamp(1.3rem,2vw,1.7rem);line-height:1.15}
.cs-chart-head p{color:var(--muted);font-size:.95rem;line-height:1.55}
.cs-chart-ctl{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:22px 0 14px}
.cs-chart-plot{position:relative;min-width:0}
.cs-chart-plot svg{display:block;overflow:visible;font-family:var(--sans)}
.cs-chart figcaption,.cs-chart-src{margin-top:14px;color:var(--muted);font-size:.78rem;line-height:1.5}
.cs-seg{display:inline-flex;padding:3px;border-radius:999px;background:var(--canvas)}
.cs-seg button{appearance:none;border:0;padding:6px 13px;border-radius:999px;background:none;color:var(--muted);font:500 .8rem/1.2 var(--sans);cursor:pointer;transition:background .2s,color .2s}
.cs-seg button[aria-pressed="true"]{background:var(--paper);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.cs-seg button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.cs-legend{display:flex;flex-wrap:wrap;gap:6px 14px}
.cs-legend-item{display:inline-flex;align-items:center;gap:7px;padding:0;border:0;background:none;color:var(--ink);font:400 .8rem/1.3 var(--sans)}
button.cs-legend-item{cursor:pointer;padding:3px 0}
button.cs-legend-item[aria-pressed="false"]{color:var(--muted);text-decoration:line-through}
button.cs-legend-item[aria-pressed="false"] i{opacity:.3}
.cs-legend-item i{display:inline-block;flex:none}
.cs-legend-item i.is-line{width:14px;height:2px;border-radius:2px}
.cs-legend-item i.is-box{width:10px;height:10px;border-radius:3px}
.cs-grid{stroke:var(--chart-grid);stroke-width:1}
.cs-ax{stroke:var(--chart-axis);stroke-width:1}
.cs-tick{fill:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.cs-line{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.cs-line-thin{stroke-width:1.5}
.cs-dot{stroke:var(--paper);stroke-width:2}
.cs-panel .cs-dot{stroke:var(--paper)}
.cs-plain .cs-dot{stroke:var(--card)}
.cs-leader{fill:none;stroke:var(--chart-axis);stroke-width:1}
.cs-endlabel{fill:var(--muted);font-size:12px}
.cs-endval{fill:var(--ink);font-weight:500}
.cs-cross{stroke:var(--chart-axis);stroke-width:1;opacity:0}
.cs-hover-dot{opacity:0}
svg.is-hover .cs-cross,svg.is-hover .cs-hover-dot{opacity:1}
.cs-hit{fill:transparent;outline:none;cursor:crosshair}
.cs-hit:focus-visible{stroke:var(--accent);stroke-width:1}
.cs-rowlabel{fill:var(--ink);font-size:12px}
.cs-rowpos{fill:var(--muted)}
.cs-inlabel{font-size:10px;font-weight:600;pointer-events:none}
.cs-mark{outline:none;cursor:default}
.cs-mark:hover rect+rect,.cs-mark:focus-visible rect+rect{filter:brightness(1.08)}
.cs-mark:focus-visible rect+rect{stroke:var(--ink);stroke-width:1.5}
.cs-band{fill:var(--c1);opacity:.09}
.cs-thresh{stroke:var(--accent);stroke-width:1;opacity:.55}
.cs-strip-track{fill:var(--chart-grid)}
.cs-tt{position:absolute;left:0;top:0;z-index:5;min-width:120px;max-width:260px;padding:9px 11px;border-radius:10px;background:var(--paper);box-shadow:0 0 0 1px var(--line),0 8px 24px rgba(10,14,30,.12);pointer-events:none;opacity:0;transition:opacity .12s}
.cs-tt.is-on{opacity:1}
.cs-tt-h{margin-bottom:6px;color:var(--muted);font-size:.72rem}
.cs-tt-r{display:flex;align-items:center;gap:8px;font-size:.8rem;line-height:1.5}
.cs-tt-k{flex:none;width:12px;height:2px;border-radius:2px}
.cs-tt-k.is-box{width:9px;height:9px;border-radius:2px}
.cs-tt-v{color:var(--ink);font-weight:500;font-variant-numeric:tabular-nums}
.cs-tt-v:empty{display:none}
.cs-tt-l{color:var(--muted)}
.cs-chart-table{margin-top:14px;font-size:.8rem}
.cs-chart-table summary{display:inline-block;color:var(--muted);cursor:pointer;list-style:none}
.cs-chart-table summary::-webkit-details-marker{display:none}
.cs-chart-table summary::before{content:'＋ '}
.cs-chart-table[open] summary::before{content:'－ '}
.cs-chart-table summary:hover{color:var(--ink)}
.cs-table-wrap{max-height:280px;margin-top:10px;overflow:auto;border-radius:10px;box-shadow:0 0 0 1px var(--line)}
.cs-chart-table table{width:100%;border-collapse:collapse}
.cs-chart-table th,.cs-chart-table td{padding:6px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;font-variant-numeric:tabular-nums}
.cs-chart-table th{position:sticky;top:0;background:var(--paper);color:var(--muted);font-weight:500}
/* ADA quality */
.cs-quality{display:grid;grid-template-columns:auto 1fr;gap:clamp(20px,4vw,48px);align-items:center}
.cs-hero-num{font-size:clamp(3.4rem,6vw,4.6rem);font-weight:300;line-height:1;letter-spacing:-.04em}
.cs-hero-cap{margin-top:6px;color:var(--muted);font-size:.8rem}
.cs-meters{display:grid;gap:14px}
.cs-meter{outline:none}
.cs-meter-h{display:flex;justify-content:space-between;margin-bottom:6px;font-size:.85rem}
.cs-meter-v{font-weight:500;font-variant-numeric:tabular-nums}
.cs-meter-track{height:8px;border-radius:999px;background:var(--band-swatch);overflow:hidden}
.cs-meter-fill{width:var(--w);height:100%;border-radius:999px;background:var(--c1);transition:width .8s cubic-bezier(.2,.8,.2,1)}
.cs-meter-fill[data-level="warning"]{background:var(--status-warning)}
.cs-meter-fill[data-level="serious"]{background:var(--status-serious)}
.cs-sevbar-wrap{margin-top:28px}
.cs-sev-cap{margin-bottom:10px;color:var(--muted);font-size:.85rem}
.cs-sev-cap strong{color:var(--ink);font-weight:500}
.cs-sevbar{display:flex;gap:2px;margin-bottom:12px}
.cs-sevblock{flex-basis:0;min-width:24px;height:28px;padding-left:9px;border-radius:4px;color:#fff;font-size:.78rem;font-weight:600;line-height:28px;outline:none;cursor:default;transition:filter .15s}
.cs-sevblock[data-level="low"]{color:#0b0b0b}
.cs-sevblock:hover,.cs-sevblock:focus-visible{filter:brightness(1.08)}
.cs-sevblock:focus-visible{box-shadow:0 0 0 2px var(--ink)}
/* ADA columns */
.cs-cols{display:flex;align-items:flex-end;gap:2px;height:240px;padding-top:22px;border-bottom:1px solid var(--chart-axis)}
.cs-col{display:flex;flex:1 1 0;flex-direction:column;justify-content:flex-end;align-items:center;min-width:0;height:100%;outline:none;transition:flex-grow .6s cubic-bezier(.2,.8,.2,1),opacity .4s}
.cs-col.is-gone{flex-grow:.0001;opacity:0}
.cs-col-bar{position:relative;width:min(56px,70%);height:var(--h);border-radius:4px 4px 0 0;transition:height .6s cubic-bezier(.2,.8,.2,1),background .3s}
.cs-col:hover .cs-col-bar,.cs-col:focus-visible .cs-col-bar{filter:brightness(1.08)}
.cs-col-val{position:absolute;left:50%;bottom:100%;transform:translateX(-50%);padding-bottom:4px;color:var(--ink);font-size:.8rem;font-weight:500;font-variant-numeric:tabular-nums}
.cs-col-lab{position:absolute;transform:translateY(100%);padding-top:8px;color:var(--muted);font-size:.74rem;white-space:nowrap}
.cs-col{position:relative}
.cs-col-lab{bottom:0}
.cs-cols{margin-bottom:34px}
/* EDEN */
.cs-stat{margin-bottom:10px;color:var(--muted);font-size:.85rem}
.cs-stat strong{margin-right:2px;color:var(--ink);font-size:1.6rem;font-weight:400;letter-spacing:-.02em;vertical-align:-2px}
.cs-play{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(20px,4vw,48px);align-items:start}
.cs-play-rows{display:grid;gap:18px}
.cs-play-h{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;font-size:.85rem}
.cs-play-v{font-weight:500;font-variant-numeric:tabular-nums}
.cs-play-track{--p:50%;position:relative;height:8px;border-radius:999px;background:var(--chart-grid)}
.cs-play-band{position:absolute;top:0;bottom:0;border-radius:999px;background:var(--band-swatch)}
.cs-play-track input{position:absolute;inset:-10px 0;width:100%;height:28px;margin:0;background:none;-webkit-appearance:none;appearance:none;cursor:pointer}
.cs-play-track input::-webkit-slider-runnable-track{height:28px;background:none}
.cs-play-track input::-moz-range-track{height:28px;background:none}
.cs-play-track input::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;margin-top:5px;border:3px solid var(--paper);border-radius:50%;background:var(--accent);box-shadow:0 1px 4px rgba(0,0,0,.25);transition:transform .2s cubic-bezier(.3,1.6,.5,1)}
.cs-play-track input::-moz-range-thumb{width:12px;height:12px;border:3px solid var(--paper);border-radius:50%;background:var(--accent);box-shadow:0 1px 4px rgba(0,0,0,.25)}
.cs-play-track input:active::-webkit-slider-thumb{transform:scale(1.2)}
.cs-play-track input:focus-visible::-webkit-slider-thumb{outline:2px solid var(--ink);outline-offset:2px}
.cs-play-ticks{display:flex;justify-content:space-between;margin-top:6px;color:var(--muted);font-size:.7rem}
.cs-play-out{display:grid;gap:8px}
.cs-act{padding:14px 16px;border-radius:12px;background:var(--canvas);transition:background .3s}
.cs-panel .cs-act{background:var(--card)}
.cs-act-h{display:flex;align-items:center;gap:9px;font-size:.88rem}
.cs-act-dot{width:8px;height:8px;border-radius:50%;background:var(--chart-axis);transition:background .3s,box-shadow .3s}
.cs-act[data-on="true"] .cs-act-dot{background:var(--status-good,#0ca30c);box-shadow:0 0 0 4px rgba(12,163,12,.14)}
.cs-act[data-level="blocked"] .cs-act-dot{background:var(--status-critical);box-shadow:0 0 0 4px rgba(208,59,59,.14)}
.cs-act-name{flex:1}
.cs-act-state{font-weight:500;font-variant-numeric:tabular-nums}
.cs-act-r{margin-top:4px;padding-left:17px;color:var(--muted);font-size:.76rem;line-height:1.4}
@media(max-width:900px){.cs-charts{grid-template-columns:1fr}.cs-play{grid-template-columns:1fr}}
@media(max-width:520px){.cs-quality{grid-template-columns:1fr;gap:18px}.cs-chart{padding:18px 14px}.cs-cols{height:200px}.cs-col-lab{font-size:.66rem}}
@media(prefers-reduced-motion:reduce){.cs-meter-fill,.cs-col,.cs-col-bar{transition:none}}

/* ---------- Case hero load-in ---------- */
@media(prefers-reduced-motion:no-preference){
  .cs-hero-bg{animation:csHeroBg 1.8s cubic-bezier(.16,1,.3,1) backwards}
  .cs-hero .cs-back{animation:csHeroUp .9s cubic-bezier(.16,1,.3,1) .1s backwards}
  .cs-hero>div>*{animation:csHeroUp 1s cubic-bezier(.16,1,.3,1) backwards}
  .cs-hero>div>.label{animation-delay:.15s}
  .cs-hero>div>h1{animation-delay:.25s}
  .cs-hero>div>p{animation-delay:.38s}
  .cs-hero>div>.cs-hero-actions{animation-delay:.5s}
}
@keyframes csHeroBg{from{transform:scale(1.14);opacity:.4}}
@keyframes csHeroUp{from{opacity:0;transform:translateY(22px);filter:blur(6px)}}

/* ---------- Chart entrance (plays once when a chart scrolls into view) ---------- */
.cs-anim-wait .a-draw{stroke-dasharray:1;stroke-dashoffset:1}
.cs-anim-wait :is(.a-fade,.a-growx,.a-growy,.a-scalex,.a-pop){opacity:0}
.cs-anim-in .a-draw{animation:aDraw var(--dur,1.8s) var(--ease,cubic-bezier(.65,0,.35,1)) var(--d,0ms) backwards}
.cs-anim-in .a-fade{animation:aFade .7s cubic-bezier(.16,1,.3,1) var(--d,0ms) backwards}
.cs-anim-in .a-pop{animation:aPop .7s cubic-bezier(.34,1.3,.64,1) var(--d,0ms) backwards}
.cs-anim-in .a-growx{transform-box:fill-box;transform-origin:0 50%;animation:aGrowX .9s cubic-bezier(.16,1,.3,1) var(--d,0ms) backwards}
.cs-anim-in .a-scalex{transform-origin:0 50%;animation:aGrowX 1.1s cubic-bezier(.16,1,.3,1) var(--d,0ms) backwards}
.cs-anim-in .a-growy{transform-origin:50% 100%;animation:aGrowY 1s cubic-bezier(.16,1,.3,1) var(--d,0ms) backwards}
.cs-anim-in :is(.a-growx,.a-scalex,.a-growy,.a-pop){will-change:transform}
@keyframes aDraw{from{stroke-dasharray:1;stroke-dashoffset:1}to{stroke-dasharray:1;stroke-dashoffset:0}}
@keyframes aFade{from{opacity:0}}
@keyframes aPop{from{opacity:0;transform:scale(.8)}}
@keyframes aGrowX{from{transform:scaleX(0)}}
@keyframes aGrowY{from{transform:scaleY(0)}}
svg .a-pop{transform-box:fill-box;transform-origin:50% 50%}
/* Jumping to the hero keeps the page frame visible (matches .cs-page top padding) */
.cs-hero{scroll-margin-top:10px}
@media(max-width:640px){.cs-hero{scroll-margin-top:8px}}

/* ---------- Challenge & solution: call-and-response reveal ---------- */
.cs-split li{position:relative;padding-left:30px}
.cs-split li::before{content:"×";position:absolute;left:0;top:12px;display:grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--card);color:var(--muted);font-size:.8rem;line-height:1}
.cs-split .is-solution li::before{content:"✓";background:rgba(255,255,255,.18);color:#fff;font-size:.66rem}
.cs-split article.sr-flood{position:relative;isolation:isolate;overflow:hidden;background:transparent}
.cs-split article.sr-flood::before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;background:var(--accent);transform-origin:0 50%}
.sr-wait .sr-flood,.sr-wait.sr-flood{opacity:1}
.sr-wait .sr-flood::before,.sr-wait.sr-flood::before{transform:scaleX(0)}
.sr-in .sr-flood,.sr-in.sr-flood{animation:none}
.sr-in .sr-flood::before,.sr-in.sr-flood::before{animation:csFlood 1s cubic-bezier(.76,0,.24,1) var(--d,0ms) backwards}
.sr-in .sr-left,.sr-in.sr-left{animation-name:csFromLeft;animation-duration:1s}
.sr-in .sr-xr{animation-name:csFromRight}
.cs-split.sr-in li::before,.cs-split .sr-in li::before{animation:csMark .6s cubic-bezier(.34,1.56,.64,1) calc(var(--d,0ms) + 200ms) backwards}
@keyframes csFlood{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes csFromLeft{from{opacity:0;transform:translateX(-28px)}}
@keyframes csFromRight{from{opacity:0;transform:translateX(14px)}}
@keyframes csMark{from{opacity:0;transform:scale(0) rotate(-45deg)}}
/* Two plain sections back to back (e.g. "In the data" → "Screens"): don't double the padding */
.cs-plain+.cs-plain{padding-top:clamp(8px,1.5vw,24px)}

/* depower charts */
.cs-dp-day{fill:var(--c1);opacity:.06}
.cs-dp-hit{fill:transparent;transition:fill .15s}
.cs-dp-row:hover .cs-dp-hit{fill:color-mix(in srgb,var(--ink) 4%,transparent)}
.cs-dp-cut{stroke:var(--ink);stroke-width:1.5;stroke-dasharray:4 3}
.cs-dp-cutlabel{fill:var(--ink);font-size:11px;font-weight:500}
svg .a-growy{transform-box:fill-box}