.usecases-overview .nav-links .is-current { color: var(--blue); }

.cases-hero { padding: clamp(34px, 5vw, 72px) 0 clamp(72px, 8vw, 112px); overflow: clip; }
.cases-hero-stage { position: relative; min-height: clamp(600px, 48vw, 690px); }
.cases-hero-copy { position: relative; z-index: 2; width: min(52%, 620px); padding: clamp(64px, 7vw, 96px) 46px 46px 0; }
.cases-hero-copy h1 { max-width: 10.8ch; font-size: clamp(50px, 5.4vw, 76px); }
.cases-lead { max-width: 47ch; margin: 0 0 30px; color: var(--ink-soft); font-size: clamp(17px, 1.35vw, 19px); line-height: 1.55; }
.cases-hero-media { position: absolute; top: 0; right: 0; bottom: 0; left: 39%; margin: 0; overflow: hidden; background: var(--surface-2); animation: hero-stage-in 900ms cubic-bezier(.2,.78,.2,1) both; }
.cases-hero-media::after { position: absolute; inset: 0; border: 1px solid var(--line); content: ""; pointer-events: none; }
.cases-hero-media video { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.cases-hero-media figcaption { position: absolute; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); background: rgba(255,255,255,.93); }
.cases-hero-media figcaption span { padding: 12px 14px; border-right: 1px solid var(--line); color: var(--ink-muted); font-family: var(--mono); font-size: 9.5px; letter-spacing: .05em; text-align: center; text-transform: uppercase; }
.cases-hero-media figcaption span:last-child { border-right: 0; color: var(--blue); }

.cases-intro { border-top: 1px solid var(--line); background: var(--surface); }
.cases-intro-grid { display: grid; grid-template-columns: minmax(0,.83fr) minmax(360px,.8fr); gap: clamp(48px,10vw,158px); align-items: start; }
.cases-intro .section-intro h2 { max-width: 14ch; }
.cases-intro-copy { padding-top: 38px; }
.cases-intro-copy p { max-width: 52ch; color: var(--ink-soft); font-size: 17px; }
.cases-intro-copy p + p { margin-top: 22px; }

.cases-list { border-top: 1px solid var(--line); }
.case-band { padding: clamp(74px,9vw,124px) 0; border-bottom: 1px solid var(--line); }
.case-band:nth-child(even) { background: var(--surface); }
.case-band-grid { display: grid; grid-template-columns: minmax(420px,.92fr) minmax(0,.8fr); gap: clamp(50px,9vw,140px); align-items: center; }
.case-band-grid-reverse .case-band-media { order: 2; }
.case-band-grid-reverse .case-band-copy { order: 1; }
.case-band-media { margin: 0; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--surface-2); }
.case-band-media img { width: 100%; aspect-ratio: 1.4 / 1; object-fit: cover; }
.case-band-media-contain { padding: clamp(16px,2vw,28px); background: var(--night); }
.case-band-media-contain img { aspect-ratio: 16 / 10; object-fit: contain; }
.case-band-copy h2 { max-width: 13ch; }
.case-band-copy > p:not(.kicker) { max-width: 49ch; margin-bottom: 27px; color: var(--ink-soft); font-size: 17px; }
.case-outcomes { display: grid; gap: 0; margin: 0 0 27px; padding: 0; border-top: 1px solid var(--line-strong); list-style: none; }
.case-outcomes li { position: relative; padding: 13px 0 13px 22px; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 14px; }
.case-outcomes li::before { position: absolute; top: 20px; left: 1px; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); content: ""; }
.case-link { display: inline-flex; min-height: 42px; align-items: center; border-bottom: 1px solid var(--ink); color: var(--ink); font-size: 14px; font-weight: 700; transition: color 180ms ease,border-color 180ms ease; }
.case-link:hover { border-color: var(--blue); color: var(--blue); }
.case-links { display: flex; flex-wrap: wrap; gap: 14px 24px; }
.case-link-secondary { color: var(--ink-soft); border-bottom-color: var(--line-strong); }

.cases-pattern { background: var(--night); color: #fff; }
.cases-pattern h2 { color: #fff; }
.cases-pattern .kicker { color: #9db2ff; }
.cases-pattern .usecase-heading > p { color: var(--white-muted); }
.pattern-rail { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 42px; border: 1px solid rgba(255,255,255,.18); }
.pattern-rail article { min-height: 186px; padding: 25px 20px; border-right: 1px solid rgba(255,255,255,.14); }
.pattern-rail article:last-child { border-right: 0; }
.pattern-rail span { color: #9db2ff; font-family: var(--mono); font-size: 10px; }
.pattern-rail strong { display: block; margin-top: 29px; color: #fff; font-size: 17px; line-height: 1.25; }
.pattern-rail p { margin: 9px 0 0; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.5; }

.cases-cta { background: var(--surface); }
.cases-cta-grid { display: grid; grid-template-columns: minmax(0,.9fr) minmax(360px,.63fr); gap: clamp(52px,10vw,160px); align-items: start; }
.cases-cta h2 { max-width: 14ch; }
.cases-cta-copy { padding-top: 38px; }
.cases-cta-copy p { max-width: 48ch; margin-bottom: 26px; color: var(--ink-soft); font-size: 17px; }
.cases-cta-copy small { display: block; max-width: 45ch; margin-top: 15px; color: var(--ink-muted); font-size: 12px; line-height: 1.5; }

@media (max-width: 900px) {
  .cases-hero-stage { display: grid; min-height: 0; gap: 34px; }
  .cases-hero-copy { width: 100%; max-width: 650px; padding: 24px 0 0; }
  .cases-hero-media { position: relative; left: auto; min-height: 470px; }
  .cases-intro-grid,.case-band-grid,.cases-cta-grid { grid-template-columns: 1fr; gap: 38px; }
  .case-band-grid-reverse .case-band-media,.case-band-grid-reverse .case-band-copy { order: initial; }
  .cases-intro-copy,.cases-cta-copy { padding-top: 0; }
  .pattern-rail { grid-template-columns: repeat(2,1fr); }
  .pattern-rail article { border-bottom: 1px solid rgba(255,255,255,.14); }
  .pattern-rail article:nth-child(2n) { border-right: 0; }
}

@media (max-width: 560px) {
  .cases-hero { padding: 38px 0 64px; }
  .cases-hero-copy h1 { max-width:calc(100vw - 40px); font-size:clamp(38px,10.2vw,41px); line-height:1.05; overflow-wrap:anywhere; word-break:normal; hyphens:auto; }
  .cases-lead { font-size: 16.5px; }
  .cases-hero-media { min-height: 430px; }
  .cases-hero-media video { object-position: 58% center; }
  .cases-hero-media figcaption { grid-template-columns: 1fr 1fr; }
  .cases-hero-media figcaption span:nth-child(2) { border-right: 0; }
  .cases-hero-media figcaption span:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .case-band { padding: 66px 0; }
  .case-band-media img { aspect-ratio: 1 / .86; }
  .case-band-media-contain img { aspect-ratio: 1 / 1; }
  .case-band-copy > p:not(.kicker),.cases-intro-copy p,.cases-cta-copy p { font-size: 16px; }
  .pattern-rail { grid-template-columns: 1fr; }
  .pattern-rail article { min-height: 0; border-right: 0; padding: 20px; }
  .pattern-rail strong { margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .cases-hero-media { animation: none; }
}