/* Genuine Technologies — case.css
   Case study page. Follows the approved document: a bright report on paper, a
   full bleed artwork strip, blue ruled headings, and dark cards for the money. */

/* ---------- Hero ---------- */
.cs-hero{padding:calc(var(--nav-h) + clamp(30px,5vw,64px)) 0 0;position:relative}
.cs-hero__rail{display:flex;align-items:center;gap:.7rem;margin:0 0 1.4rem;font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:.16em;text-transform:uppercase;color:var(--sky-ink)}
.cs-hero__rail i{width:34px;height:2px;background:var(--sky);border-radius:2px;flex:none}
.cs-hero h1{font-size:clamp(2rem,4.2vw,3.7rem);max-width:22ch;margin:0 0 1.2rem}
.cs-hero h1 em{color:var(--sky-deep);font-style:normal}
.cs-hero__lead{font-family:var(--font-body);font-size:clamp(1.05rem,1.35vw,1.28rem);line-height:1.55;color:var(--ink-2);max-width:74ch;margin:0 0 clamp(26px,3.6vw,48px)}
.cs-hero__art{margin:0;line-height:0;background:#04070E}
.cs-hero__art img{width:100%;height:auto;display:block}

/* A heading with the document's blue rule under it. */
.cs-rule-h{padding-bottom:.5rem;border-bottom:2px solid var(--ink);margin-bottom:1rem}
.cs-rule-h::after{content:"";display:block;width:76px;height:2px;background:var(--sky);margin-bottom:-2px;position:relative;top:.5rem}

/* ---------- Opening spread ---------- */
.cs-open{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.5fr);gap:clamp(24px,3.4vw,56px);align-items:start}
.cs-overview{background:var(--paper-2);border:1px solid var(--sky-soft);border-radius:var(--r-card);padding:clamp(20px,2.4vw,30px)}
.cs-overview .mono{display:block;color:var(--sky-ink);margin-bottom:.55rem}
.cs-overview .mono ~ .mono{margin-top:1.5rem}
.cs-overview__who{margin:0;font-family:var(--font-display);font-weight:600;font-size:1.02rem;line-height:1.4;color:var(--ink)}
.cs-specs{display:grid;gap:.1rem}
.cs-spec{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.35fr);gap:.8rem;align-items:baseline;padding:.6rem 0;border-bottom:1px dotted var(--rule)}
.cs-spec:last-child{border-bottom:0}
.cs-spec .mono{margin:0;color:var(--muted);font-size:.72rem}
.cs-spec p{margin:0;font-size:.99rem;line-height:1.35;color:var(--ink-2)}
.cs-delivered{margin:0;gap:.5rem}
.cs-delivered li{font-size:.99rem;line-height:1.35;color:var(--ink-2)}
.cs-delivered li::before{width:19px;height:19px;background-size:11px}

.cs-kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(12px,1.6vw,18px);margin-top:clamp(20px,2.6vw,32px)}
.cs-kpi{background:#fff;border:1px solid var(--rule);border-left:3px solid var(--sky);border-radius:14px;padding:clamp(16px,1.9vw,24px)}
.cs-kpi--ink{background:var(--ink);border-color:var(--ink);border-left-color:var(--sky)}
.cs-kpi__num{display:block;font-family:var(--font-display);font-weight:800;font-size:clamp(1.8rem,3.2vw,2.7rem);letter-spacing:-.035em;line-height:1;color:var(--sky-deep);font-variation-settings:"wdth" 108}
.cs-kpi--ink .cs-kpi__num{color:var(--sky)}
.cs-kpi__lead{font-size:.44em;font-weight:700;letter-spacing:-.01em;margin-right:.32em;color:var(--muted)}
.cs-kpi--ink .cs-kpi__lead{color:#9FB2CC}
.cs-kpi__label{display:block;margin-top:.5rem;font-family:var(--font-body);font-size:1rem;line-height:1.35;color:var(--ink-2)}
.cs-kpi--ink .cs-kpi__label{color:#C9D6E8}

/* ---------- Challenge and objective ---------- */
.cs-split{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(26px,3.6vw,60px);align-items:start}

.cs-problems{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;gap:.7rem}
.cs-problem{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.9rem;align-items:start;background:#fff;border:1px solid var(--rule);border-left:3px solid var(--sky);border-radius:14px;padding:.95rem 1.15rem;transition:transform .35s var(--ease-out),box-shadow .35s var(--ease-out)}
.cs-problem:hover{transform:translateX(3px);box-shadow:var(--shadow-card)}
.cs-problem__n{font-family:var(--font-display);font-style:italic;font-weight:700;font-size:1.25rem;color:var(--sky-deep);line-height:1.35}
.cs-problem p{margin:0;font-size:1.02rem;line-height:1.45;color:var(--ink-2)}
.cs-problem strong{font-family:var(--font-display);font-weight:700;color:var(--ink)}

.cs-obj{background:var(--sky-tint);border:1px solid var(--sky-soft);border-radius:var(--r-card);padding:clamp(22px,2.6vw,34px);position:sticky;top:calc(var(--nav-h) + 18px)}
.cs-obj .mono{color:var(--sky-ink)}
.cs-obj h2{font-size:clamp(1.4rem,2.1vw,1.85rem);margin:.6rem 0 1.2rem}
.cs-obj__list{list-style:none;margin:0;padding:0}
.cs-obj__list li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.9rem;padding:.9rem 0;border-top:1px solid var(--sky-soft)}
.cs-obj__list li:first-child{border-top:0;padding-top:0}
.cs-obj__n{font-family:var(--font-display);font-style:italic;font-weight:700;font-size:1.15rem;color:var(--sky-deep);line-height:1.4}
.cs-obj__list p{margin:0;font-size:1rem;line-height:1.45;color:var(--ink-2)}
.cs-obj__note{margin-top:1.4rem;padding:.95rem 1.1rem;background:#fff;border-left:3px solid var(--sky);border-radius:0 12px 12px 0}
.cs-obj__note p{margin:.45rem 0 0;font-size:1rem;line-height:1.45;color:var(--ink-2)}

.cs-quote{margin:clamp(28px,3.4vw,48px) 0 0;padding-left:clamp(16px,2vw,26px);border-left:4px solid var(--sky)}
.cs-quote .mono{color:var(--muted)}
.cs-quote blockquote{margin:.6rem 0 0}
.cs-quote blockquote p{margin:0;font-family:var(--font-display);font-weight:700;font-size:clamp(1.15rem,2vw,1.62rem);line-height:1.3;letter-spacing:-.022em;color:var(--ink)}
.cs-quote blockquote p::before{content:"\201C"}
.cs-quote blockquote p::after{content:"\201D"}
.cs-quote em{color:var(--sky-deep);font-style:normal}

.cs-frame{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.6vw,44px);margin-top:clamp(24px,3vw,40px);padding-top:clamp(20px,2.4vw,32px);border-top:1px solid var(--rule)}
.cs-frame__col .mono{display:block;color:var(--sky-ink);margin-bottom:.5rem}
.cs-frame__col p{margin:0;font-size:1.02rem;line-height:1.45;color:var(--ink-2)}

/* ---------- Strategy ---------- */
.cs-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem;flex-wrap:wrap;margin-bottom:clamp(22px,2.8vw,38px)}
.cs-head .lead{margin-bottom:0;max-width:52ch}
.cs-head > div{min-width:0}
.cs-pillars{border-top:2px solid var(--ink)}
.cs-pillar{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,2fr);gap:clamp(18px,2.6vw,44px);padding:clamp(20px,2.6vw,34px) 0;border-bottom:1px solid var(--rule)}
.cs-pillar__n{display:block;font-family:var(--font-display);font-weight:800;font-size:clamp(2rem,3.4vw,2.9rem);line-height:1;letter-spacing:-.04em;color:var(--silver);margin-bottom:.3rem}
.cs-pillar__head h3{margin:0 0 .45rem;font-size:clamp(1.12rem,1.6vw,1.4rem)}
.cs-pillar__list{list-style:none;margin:0 0 1.05rem;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem 1.6rem}
.cs-pillar__list li{position:relative;padding-left:1rem;font-size:1.02rem;line-height:1.45;color:var(--ink-2)}
.cs-pillar__list li::before{content:"";position:absolute;left:0;top:.58em;width:5px;height:5px;border-radius:1px;background:var(--sky-deep)}
.cs-deliverable{background:var(--sky-tint);border-left:3px solid var(--sky);border-radius:0 14px 14px 0;padding:.9rem 1.15rem}
.cs-deliverable .mono{color:var(--sky-ink)}
.cs-deliverable p{margin:.35rem 0 0;font-size:1.02rem;line-height:1.45;color:var(--ink-2)}
.cs-deliverable strong{font-family:var(--font-display);font-weight:700;color:var(--ink)}

.cs-tools{display:grid;gap:0;align-content:start}
.cs-tool{display:grid;grid-template-columns:minmax(0,.6fr) minmax(0,2fr);gap:1rem;align-items:baseline;padding:.68rem 0;border-bottom:1px dotted var(--rule)}
.cs-tool:last-child{border-bottom:0}
.cs-tool .mono{color:var(--ink)}
.cs-tool p{margin:0;font-size:1.02rem;color:var(--ink-2)}

.cs-onesystem{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(16px,2.4vw,34px);align-items:center;margin-top:clamp(22px,2.8vw,36px);padding:clamp(16px,2vw,24px) clamp(18px,2.4vw,30px);background:var(--paper-2);border:1px solid var(--sky-soft);border-radius:var(--r-card)}
.cs-onesystem .mono{color:var(--sky-ink);padding-right:clamp(16px,2.4vw,30px);border-right:1px solid var(--sky-soft);white-space:nowrap}
.cs-onesystem p{margin:0;font-size:1.05rem;line-height:1.5;color:var(--ink-2)}

/* ---------- Results ---------- */
.cs-charts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.cs-card{margin:0;background:#fff;border:1px solid var(--rule);border-top:3px solid var(--sky);border-radius:var(--r-card);padding:clamp(18px,2.2vw,28px);box-shadow:var(--shadow-card)}
.cs-card figcaption{margin-bottom:.6rem}
.cs-card .mono{color:var(--sky-ink)}
.cs-card__fig{margin:.4rem 0 0;font-family:var(--font-display);font-size:clamp(1.05rem,1.5vw,1.3rem);color:var(--ink-2);letter-spacing:-.015em}
.cs-card__fig strong{font-weight:800;font-size:1.42em;letter-spacing:-.03em;color:var(--ink)}
.cs-card .small{margin:.8rem 0 0;color:var(--muted);line-height:1.45}

.cs-chart{display:block;width:100%;height:auto;overflow:visible}
.cs-chart__grid{stroke:var(--rule);stroke-width:1}
.cs-chart__tick,.cs-chart__name{font-family:var(--font-mono);font-size:9px;fill:var(--muted)}
.cs-chart__tick{text-anchor:end}
.cs-chart__name{text-anchor:middle}
.cs-chart__val{font-family:var(--font-display);font-weight:700;font-size:12px;fill:var(--ink);text-anchor:middle}
.cs-chart__bar{fill:var(--sky)}
.cs-chart__bar--silver{fill:var(--silver-2);stroke:var(--silver);stroke-width:1}

/* Bars grow once the card scrolls into view. */
.cs-card .cs-chart__bar{transform:scaleY(0);transform-origin:center 150px}
.cs-card .cs-chart__val{opacity:0}
.cs-card.is-in .cs-chart__bar{transform:scaleY(1);transition:transform .85s var(--ease-out)}
.cs-card.is-in .cs-chart__bar:nth-of-type(2){transition-delay:.11s}
.cs-card.is-in .cs-chart__bar:nth-of-type(3){transition-delay:.22s}
.cs-card.is-in .cs-chart__val{opacity:1;transition:opacity .5s ease .55s}
@media (prefers-reduced-motion:reduce){
  .cs-card .cs-chart__bar{transform:none}
  .cs-card .cs-chart__val{opacity:1}
}

.cs-read{margin:clamp(22px,2.8vw,36px) 0;padding:clamp(18px,2.2vw,28px) clamp(20px,2.6vw,32px);background:var(--paper);border-left:4px solid var(--sky);border-radius:0 var(--r-card) var(--r-card) 0}
.cs-read p{margin:0;font-size:1.06rem;line-height:1.6;color:var(--ink-2)}
.cs-read strong{font-family:var(--font-display);font-weight:700;color:var(--ink)}

.cs-impact{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:clamp(20px,3vw,44px);align-items:center;background:var(--ink);color:#fff;border-radius:var(--r-card);padding:clamp(24px,3vw,40px)}
.cs-impact .mono{color:var(--sky-soft)}
.cs-impact__money{border-right:1px solid rgba(255,255,255,.16);padding-right:clamp(16px,2.4vw,36px)}
.cs-impact__fig{font-family:var(--font-display);font-weight:800;font-size:clamp(2.3rem,4.8vw,3.9rem);letter-spacing:-.04em;line-height:1;margin:.6rem 0 .4rem;color:#fff;font-variation-settings:"wdth" 106}
.cs-impact__money p:last-child{margin:0;color:#B7C6DB;font-size:1.02rem}
.cs-impact__count{margin:0 0 .9rem;font-family:var(--font-display);font-size:clamp(1.02rem,1.5vw,1.2rem);color:#fff}
.cs-impact__count strong{font-size:1.9em;font-weight:800;color:var(--sky);letter-spacing:-.03em;margin-right:.3rem;vertical-align:-.06em}
.cs-impact .small{margin:.9rem 0 0;color:#A9BAD2;line-height:1.45}
.cs-opps{display:flex;flex-wrap:wrap;gap:.45rem}
.cs-opp{display:inline-flex;align-items:center;justify-content:center;min-width:46px;padding:.34rem .6rem;border:1px solid rgba(80,189,255,.5);border-radius:8px;font-family:var(--font-mono);font-size:.82rem;color:var(--sky-soft);background:rgba(80,189,255,.08)}

.cs-strip{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(16px,2.4vw,32px);align-items:center;background:var(--sky-tint);border:1px solid var(--sky-soft);border-radius:14px;padding:clamp(16px,2vw,24px) clamp(18px,2.4vw,30px);margin-top:clamp(20px,2.6vw,32px)}
.cs-strip__fig{margin:0;font-family:var(--font-display);font-weight:800;font-size:clamp(1.45rem,2.5vw,2rem);letter-spacing:-.035em;color:var(--ink);white-space:nowrap;padding-right:clamp(16px,2.4vw,30px);border-right:1px solid var(--sky-soft)}
.cs-strip__fig span{font-size:.45em;font-weight:700;color:var(--muted)}
.cs-strip p:last-child{margin:0;font-size:1.02rem;color:var(--ink-2)}
.cs-source{margin:clamp(18px,2.2vw,28px) 0 0;font-size:.9rem;line-height:1.5;color:var(--muted);max-width:88ch}

/* ---------- Why it worked ---------- */
.cs-em{font-style:normal;color:var(--sky-deep);font-weight:600}
.cs-chorus{margin:clamp(24px,3vw,40px) 0;gap:clamp(24px,3.4vw,56px)}
.cs-chorus h3{font-size:clamp(1.08rem,1.55vw,1.32rem);padding-bottom:.55rem;border-bottom:2px solid var(--sky);margin-bottom:.8rem;display:inline-block}
.cs-chorus p{margin:0;color:var(--ink-2)}
.cs-art{margin:0 0 clamp(18px,2.4vw,30px);border-radius:var(--r-card);overflow:hidden;border:1px solid var(--rule);background:#fff;line-height:0}
.cs-art img{width:100%;height:auto;display:block}
.cs-questions{justify-content:center;margin-bottom:clamp(24px,3vw,40px)}

.cs-takeaway{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(0,.85fr);gap:clamp(20px,3vw,44px);align-items:center;background:var(--ink);color:#fff;border-radius:var(--r-card);padding:clamp(24px,3vw,40px)}
.cs-takeaway .mono{color:var(--sky)}
.cs-takeaway__lead{margin:.7rem 0 .8rem;font-family:var(--font-display);font-weight:700;font-size:clamp(1.15rem,1.9vw,1.62rem);line-height:1.25;letter-spacing:-.02em;color:#fff}
.cs-takeaway p:last-child{margin:0;color:#B7C6DB;line-height:1.5}
.cs-takeaway__mark{text-align:center;border-left:1px solid rgba(255,255,255,.16);padding-left:clamp(18px,2.6vw,40px)}
.cs-takeaway__mark img{width:72px;height:72px;object-fit:contain;margin-bottom:.7rem}
.cs-takeaway__mark p{margin:0;font-family:var(--font-display);font-weight:700;font-size:1rem;line-height:1.35;color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1040px){
  .cs-open,.cs-split,.cs-impact,.cs-takeaway{grid-template-columns:minmax(0,1fr)}
  .cs-obj{position:static}
  .cs-frame{grid-template-columns:minmax(0,1fr);gap:1.4rem}
  .cs-impact__money{border-right:0;border-bottom:1px solid rgba(255,255,255,.16);padding-right:0;padding-bottom:1.2rem}
  .cs-takeaway__mark{border-left:0;border-top:1px solid rgba(255,255,255,.16);padding-left:0;padding-top:1.4rem}
}
@media (max-width:980px){
  .cs-charts{grid-template-columns:minmax(0,1fr)}
  .cs-pillar{grid-template-columns:minmax(0,1fr);gap:1rem}
}
@media (max-width:640px){
  .cs-kpis{grid-template-columns:minmax(0,1fr)}
  .cs-pillar__list{grid-template-columns:minmax(0,1fr)}
  .cs-tool,.cs-spec{grid-template-columns:minmax(0,1fr);gap:.15rem}
  .cs-strip,.cs-onesystem{grid-template-columns:minmax(0,1fr)}
  .cs-strip__fig{border-right:0;border-bottom:1px solid var(--sky-soft);padding-right:0;padding-bottom:.6rem}
  .cs-onesystem .mono{border-right:0;border-bottom:1px solid var(--sky-soft);padding-right:0;padding-bottom:.6rem}
  .cs-hero h1{font-size:clamp(1.6rem,6.9vw,2.35rem)}
}