:root {
  --yellow: #f2d900;
  --black: #101010;
  --white: #f8f8f4;
  --line: rgba(16,16,16,.24);
  --muted: #67675f;
  --pad: clamp(22px, 4vw, 70px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--black); font-family: Arial, Helvetica, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
button { color: inherit; font: inherit; }
::selection { background: var(--yellow); }

.skip-link { position: fixed; left: 20px; top: -80px; z-index: 1000; background: var(--yellow); padding: 12px 18px; }
.skip-link:focus { top: 20px; }
.site-header { position: sticky; top: 0; z-index: 100; height: 82px; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--pad); background: rgba(248,248,244,.93); border-bottom: 1px solid var(--line); backdrop-filter: blur(15px); }
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 19px; letter-spacing: -.04em; font-weight: 900; }
.brand strong { background: var(--yellow); padding: 7px 9px 6px; font-size: 13px; letter-spacing: .02em; }
.main-nav { display: flex; gap: clamp(18px, 2.5vw, 42px); align-items: center; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.main-nav a { position: relative; }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 2px; background: var(--yellow); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { border: 1px solid var(--black); padding: 11px 14px; }
.menu-toggle { display: none; border: 0; background: transparent; text-transform: uppercase; }
.language-switcher { display: inline-flex; align-items: center; border: 1px solid rgba(16,16,16,.35); padding: 3px; gap: 2px; }
.main-nav .language-switcher a { min-width: 31px; padding: 7px 6px; text-align: center; font-size: 10px; font-weight: 900; line-height: 1; letter-spacing: .06em; }
.main-nav .language-switcher a::after { display: none; }
.language-switcher a:hover, .language-switcher a.is-active { background: var(--black); color: var(--yellow); }

.eyebrow { margin: 0; font-size: 11px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.cases-hero { padding: clamp(70px, 10vw, 150px) var(--pad) clamp(65px, 8vw, 120px); border-bottom: 1px solid var(--black); }
.cases-hero h1 { max-width: 1320px; margin: 34px 0 0; font-size: clamp(72px, 12vw, 190px); line-height: .79; letter-spacing: -.085em; text-transform: uppercase; }
.cases-hero h1 em { display: inline-block; color: var(--yellow); font-family: Georgia, serif; font-weight: 400; text-transform: none; transform: rotate(-2deg); }
.cases-intro { display: grid; grid-template-columns: 1fr minmax(300px, 500px); gap: 60px; align-items: end; margin-top: clamp(65px, 9vw, 130px); }
.cases-intro p { margin: 0; font-size: clamp(19px, 1.7vw, 27px); line-height: 1.42; }
.case-count { justify-self: end; padding: 10px 13px; background: var(--yellow); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.filters { display: flex; gap: 9px; overflow-x: auto; padding: 24px var(--pad); border-bottom: 1px solid var(--black); scrollbar-width: none; }
.filters::-webkit-scrollbar { display: none; }
.filter { flex: 0 0 auto; border: 1px solid var(--black); background: transparent; padding: 12px 17px; font-size: 12px; font-weight: 800; text-transform: uppercase; cursor: pointer; }
.filter.is-active, .filter:hover { background: var(--yellow); }

.case-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding: var(--pad); }
.empty-cases { margin: 0; padding: clamp(70px, 10vw, 150px) 0; border-top: 1px solid var(--black); border-bottom: 1px solid var(--black); font-size: clamp(28px, 4vw, 62px); line-height: 1; letter-spacing: -.05em; }
.empty-cases { grid-column: 1 / -1; }
.case-tile { display: flex; min-width: 0; flex-direction: column; border: 1px solid var(--black); background: var(--white); transition: transform .25s ease, box-shadow .25s ease; }
.case-tile:hover { transform: translateY(-5px); box-shadow: 7px 7px 0 var(--yellow); }
.tile-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #161616; }
.tile-media img { transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .4s; filter: saturate(.9); }
.case-tile:hover .tile-media img { transform: scale(1.025); filter: saturate(1.08); }
.tile-number { position: absolute; top: 0; left: 0; padding: 10px 12px; background: var(--yellow); font-size: 11px; font-weight: 900; }
.tile-arrow { position: absolute; right: 12px; bottom: 12px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); font-size: 19px; transition: transform .3s; }
.case-tile:hover .tile-arrow { transform: rotate(-45deg); }
.tile-copy { display: flex; flex: 1; flex-direction: column; padding: clamp(22px, 2.25vw, 34px); }
.tile-copy h2 { margin: 15px 0 0; font-size: clamp(34px, 3.15vw, 52px); line-height: .9; letter-spacing: -.06em; }
.tile-copy > p:not(.eyebrow) { max-width: 620px; margin: 20px 0 0; color: #353530; font-size: clamp(15px, 1.1vw, 18px); line-height: 1.42; }
.tile-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 24px; }
.tile-tags span { border: 1px solid var(--black); padding: 7px 8px; font-size: 9px; font-weight: 800; text-transform: uppercase; }
.source-label { display: block; margin-top: 18px; padding-top: 13px; border-top: 1px solid var(--line); font-size: 10px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.archive-note { display: flex; min-height: 100%; flex-direction: column; justify-content: space-between; padding: 24px; background: var(--yellow); border: 1px solid var(--black); }
.archive-note strong { max-width: 280px; font-size: clamp(27px, 2.3vw, 42px); line-height: .95; letter-spacing: -.05em; }
.archive-note a { font-size: 11px; font-weight: 900; text-transform: uppercase; }

.case-hero { min-height: calc(100svh - 82px); position: relative; display: grid; align-items: end; color: white; background: #111; }
.case-hero-media, .case-hero-shade { position: absolute; inset: 0; }
.case-hero-media img { object-position: center 58%; }
.case-hero-shade { background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.19) 62%), linear-gradient(0deg, rgba(0,0,0,.56), transparent 54%); }
.case-hero-copy { position: relative; z-index: 2; padding: clamp(80px, 11vw, 165px) var(--pad) clamp(45px, 6vw, 85px); }
.case-hero h1 { max-width: 920px; margin: 24px 0 26px; font-size: clamp(76px, 12vw, 190px); line-height: .78; letter-spacing: -.09em; }
.case-hero .dek { max-width: 760px; margin: 0; font-size: clamp(20px, 2vw, 31px); line-height: 1.25; letter-spacing: -.025em; }
.case-scroll { position: absolute; right: var(--pad); bottom: 48px; z-index: 3; width: 68px; height: 68px; display: grid; place-items: center; border: 1px solid white; border-radius: 50%; font-size: 24px; }

.case-facts { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--black); }
.case-facts div { min-height: 155px; padding: 28px var(--pad); border-right: 1px solid var(--black); }
.case-facts div:last-child { border-right: 0; }
.case-facts span, .case-facts strong { display: block; }
.case-facts span { margin-bottom: 21px; color: var(--muted); font-size: 10px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.case-facts strong { font-size: clamp(18px, 1.6vw, 25px); letter-spacing: -.035em; }

.story { padding: clamp(80px, 10vw, 160px) var(--pad); }
.story-title { display: grid; grid-template-columns: .75fr 1.25fr; gap: 8vw; }
.story-title h2 { margin: 0; max-width: 1020px; font-size: clamp(55px, 7.8vw, 125px); line-height: .88; letter-spacing: -.075em; }
.story-title h2 em { font-family: Georgia, serif; font-weight: 400; }
.story-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(70px, 9vw, 140px); border-top: 1px solid var(--black); border-left: 1px solid var(--black); }
.story-card { min-height: 390px; padding: clamp(26px, 3vw, 48px); border-right: 1px solid var(--black); border-bottom: 1px solid var(--black); }
.story-card:nth-child(2) { background: var(--yellow); }
.story-card span { display: block; margin-bottom: 72px; font-size: 11px; font-weight: 900; }
.story-card h3 { margin: 0 0 24px; font-size: clamp(30px, 3vw, 48px); line-height: .95; letter-spacing: -.05em; }
.story-card p { margin: 0; font-size: 17px; line-height: 1.52; }

.visual-break { height: min(72vw, 900px); position: relative; overflow: hidden; background: #111; }
.visual-break img { object-position: center 60%; transform: scale(1.08); }
.visual-break blockquote { position: absolute; left: var(--pad); bottom: var(--pad); width: min(850px, calc(100% - 2 * var(--pad))); margin: 0; color: white; font-size: clamp(38px, 5vw, 78px); line-height: .96; letter-spacing: -.055em; }
.visual-break blockquote mark { background: var(--yellow); padding: 0 .08em; }

.outcome { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 560px; }
.outcome-label { padding: var(--pad); background: var(--yellow); }
.outcome-copy { padding: clamp(55px, 8vw, 130px) var(--pad); background: var(--black); color: white; }
.outcome-copy h2 { margin: 0; font-size: clamp(48px, 6vw, 95px); line-height: .92; letter-spacing: -.065em; }
.outcome-copy p { max-width: 760px; margin: 42px 0 0; color: #d7d7d0; font-size: clamp(18px, 1.5vw, 24px); line-height: 1.5; }

.next-case { display: flex; justify-content: space-between; align-items: center; gap: 40px; padding: clamp(55px, 7vw, 100px) var(--pad); border-bottom: 1px solid var(--black); }
.next-case h2 { margin: 10px 0 0; font-size: clamp(40px, 5vw, 80px); letter-spacing: -.06em; }
.round-link { flex: 0 0 auto; width: 110px; height: 110px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); font-size: 32px; }
.site-footer { display: flex; justify-content: space-between; gap: 30px; padding: 32px var(--pad); background: var(--black); color: white; font-size: 11px; text-transform: uppercase; letter-spacing: .07em; }
.site-footer a { color: var(--yellow); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) and (min-width: 821px) {
  .site-header { padding-inline: 24px; }
  .main-nav { gap: 12px; }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .site-header { height: 68px; }
  .menu-toggle { display: flex; gap: 10px; }
  .main-nav { position: fixed; inset: 68px 0 0; overflow-y: auto; background: var(--yellow); display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 30px var(--pad); transform: translateX(100%); transition: transform .35s; }
  body.menu-open { overflow: hidden; }
  .menu-open .main-nav { transform: translateX(0); }
  .main-nav a { padding: 20px 0; border-bottom: 1px solid var(--black); font-size: 26px; }
  .language-switcher { width: max-content; margin: 22px 0 16px; border-color: var(--black); }
  .main-nav .language-switcher a { min-width: 52px; padding: 12px 9px; border: 0; font-size: 13px; }
  .cases-intro, .story-title, .outcome { grid-template-columns: 1fr; }
  .case-count { justify-self: start; }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .case-hero { min-height: calc(100svh - 68px); }
  .case-scroll { display: none; }
  .case-facts { grid-template-columns: 1fr 1fr; }
  .case-facts div { min-height: 125px; border-bottom: 1px solid var(--black); }
  .story-title { gap: 35px; }
  .story-grid { grid-template-columns: 1fr; }
  .story-card { min-height: auto; }
  .story-card span { margin-bottom: 45px; }
  .visual-break { height: 82svh; }
}

@media (max-width: 520px) {
  .cases-hero h1 { font-size: 19vw; }
  .case-grid { grid-template-columns: 1fr; }
  .case-facts { grid-template-columns: 1fr; }
  .case-facts div { border-right: 0; }
  .case-hero h1 { font-size: 22vw; }
  .next-case { align-items: flex-end; }
  .round-link { width: 76px; height: 76px; }
  .site-footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}