:root {
  --blue: #101113;
  --paper: #f4f0e7;
  --orange: #ff5a1f;
  --ink: #101113;
  --muted: #5d5e5a;
  --rule: #8f908a;
  --focus: #b43a16;
  --cols: 12;
  --bl: 8px;
  --gutter: clamp(12px, 2vw, 28px);
  --page: clamp(18px, 3.2vw, 48px);
  --maxw: 1600px;
  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --bg: var(--paper);
  --text: var(--ink);
  --border: var(--rule);
  --accent: var(--orange);
  --surface-hover: rgba(255, 78, 25, .1);
  --surface-inverted: var(--blue);
  --surface-inverted-text: var(--paper);
  --surface-inverted-border: rgba(242, 237, 223, .35);
  --hero-bg: var(--blue);
  --hero-text: var(--paper);
  --hero-muted: rgba(242, 237, 223, .8);
  --hero-subtle: rgba(242, 237, 223, .58);
  --hero-faint: rgba(242, 237, 223, .48);
  --hero-mid: rgba(242, 237, 223, .88);
  --hero-border: rgba(244, 240, 231, .25);
}

html[data-theme="work"] { --orange: #29d9ff; --focus: #087e9b; }
html[data-theme="books"] { --orange: #ff4fa3; --focus: #a43b70; }
html[data-theme="photos"] { --orange: #8deb37; --focus: #3f7d1f; }

html { background: var(--paper); scroll-behavior: smooth; }
body { background: var(--paper); color: var(--ink); font-family: var(--font-sans); line-height: 1.55; }
::selection { background: var(--orange); color: var(--ink); }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--focus, var(--orange)); outline-offset: 4px; }

/* Shared action geometry: every compact CTA gets the same deliberate hit area. */
.button,
.btn,
.play-cta,
.work-cta,
.work-view-all,
.read-link {
  box-sizing: border-box;
  min-height: 44px;
  max-width: 100%;
  padding: 12px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font: 800 .7rem/1.2 var(--font-mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: normal;
}

body > header {
  min-height: 72px;
  padding: 0 var(--page);
  border: 0;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  grid-column: 1 / 8;
  min-height: 72px;
  display: flex;
  align-items: center;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.logo::after { content: " / Creative direction"; color: var(--orange); }
.back-link {
  grid-column: 8 / 13;
  min-height: 72px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  color: var(--ink);
  font: 700 .68rem/1 var(--font-mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.case-hero {
  position: relative;
  overflow: hidden;
  min-height: min(780px, calc(100svh - 72px));
  padding: clamp(48px, 8vw, 120px) var(--page) 48px;
  background: var(--blue);
  color: var(--paper);
  border-bottom: 24px solid var(--orange);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  align-content: space-between;
  gap: 32px var(--gutter);
}
.case-hero::before,
.case-hero::after {
  content: "+";
  position: absolute;
  color: var(--orange);
  font: 700 24px/1 var(--font-mono);
}
.case-hero::before { top: 24px; left: var(--page); }
.case-hero::after { right: var(--page); bottom: 24px; }
.case-hero .num {
  grid-column: 1 / 4;
  margin: 0;
  color: var(--paper);
  font: 700 .7rem/1.3 var(--font-mono);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.case-hero h1 {
  grid-column: 1 / 13;
  max-width: 1300px;
  margin: 0;
  font-size: clamp(3.25rem, 9.5vw, 9.5rem);
  line-height: .82;
  letter-spacing: -.075em;
  text-transform: uppercase;
  text-wrap: balance;
}
.case-hero .lede {
  grid-column: 6 / 12;
  max-width: 62ch;
  margin: 0;
  color: var(--paper);
  font-size: clamp(1rem, 1.55vw, 1.35rem);
  line-height: 1.45;
}
.case-hero .meta-row {
  grid-column: 1 / 13;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
  margin: 32px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(242, 237, 223, .55);
}
.case-hero .meta-item { font: .72rem/1.4 var(--font-mono); }
.case-hero .meta-item .label { color: var(--orange); letter-spacing: .1em; }
.case-hero .meta-item .value { color: var(--paper); }

.case-content {
  width: min(100%, var(--maxw));
  max-width: none;
  margin: 0 auto;
  padding: clamp(72px, 10vw, 152px) var(--page);
  overflow: visible;
  counter-reset: section;
}
.case-section {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0 var(--gutter);
  margin: 0;
  padding: clamp(40px, 6vw, 88px) 0;
  border-top: 2px solid var(--ink);
  counter-increment: section;
}
.case-section h2 {
  grid-column: 1 / 4;
  margin: 0;
  padding: 0;
  border: 0;
  color: var(--ink);
  font: 800 clamp(1rem, 1.8vw, 1.45rem)/1.05 var(--font-sans);
  letter-spacing: -.025em;
  text-transform: uppercase;
}
.case-section h2::before {
  content: counter(section, decimal-leading-zero) " / ";
  display: block;
  margin-bottom: 16px;
  color: var(--orange);
  font: 700 .67rem/1 var(--font-mono);
  letter-spacing: .1em;
}
.case-section > p,
.case-section > figure,
.case-section > .timeline,
.case-section > .changelog,
.case-section > .screenshot-placeholder,
.case-section > .play-cta { grid-column: 5 / 11; }
.case-content p { font-size: clamp(1.04rem, 1.25vw, 1.22rem); line-height: 1.7; margin: 0 0 24px; }
.case-content strong { font-weight: 750; }
.case-figure { margin: 16px 0 40px; }
.case-figure img { border: 2px solid var(--ink); border-radius: 0; }
.case-figure figcaption { margin-top: 8px; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; }

.outcome-box,
.highlight-box {
  position: relative;
  width: calc(100% + (2 * var(--page)));
  margin: 48px calc(-1 * var(--page)) 0;
  padding: clamp(56px, 8vw, 112px) var(--page);
  background: var(--orange);
  color: var(--ink);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}
.outcome-box::before,
.highlight-box::before { content: "RESULT / REGISTERED"; grid-column: 1 / 4; font: 700 .67rem/1.2 var(--font-mono); letter-spacing: .1em; }
.outcome-box h2,
.highlight-box h2 { grid-column: 1 / 4; align-self: start; margin: 32px 0 0; padding: 0; border: 0; color: var(--ink); opacity: 1; font-size: clamp(1.1rem, 2vw, 1.6rem); }
.outcome-box p,
.highlight-box p { grid-column: 5 / 12; margin: 0; font-size: clamp(1.35rem, 2.65vw, 2.5rem); line-height: 1.2; letter-spacing: -.035em; }

.case-nav { border: 0; border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); background: var(--paper); }
.case-nav a { min-height: 176px; padding: 32px var(--page); display: flex; flex-direction: column; justify-content: space-between; transition: background .18s, color .18s; }
.case-nav a:hover { background: var(--blue); color: var(--paper); }
.case-nav a:first-child { border-right: 2px solid var(--ink); }
.case-nav .label { color: var(--orange); font-size: .67rem; }
.case-nav .title { max-width: 25ch; font-size: clamp(1.1rem, 2vw, 1.65rem); line-height: 1.05; }

body > footer {
  padding: 40px var(--page);
  border: 0;
  background: var(--blue);
  color: var(--paper);
  text-align: left;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px var(--gutter);
  font: .68rem/1.4 var(--font-mono);
  letter-spacing: .06em;
  text-transform: uppercase;
}
.footer-nav { grid-column: 1 / 8; justify-content: flex-start; gap: 12px 28px; margin: 0; }
.footer-nav a, .footer-social a { color: var(--paper); min-height: 44px; display: inline-flex; align-items: center; }
.footer-social { grid-column: 8 / 13; justify-content: flex-end; margin: 0; }
body > footer > :last-child { grid-column: 1 / 13; padding-top: 24px; border-top: 1px solid rgba(242,237,223,.4); }

.timeline-entry { grid-template-columns: 120px 1fr; border-color: var(--rule); }
.screenshot-break { background: var(--blue); }
.btn, .play-cta { background: var(--orange); color: var(--ink); }

@media (max-width: 767px) {
  body > header { min-height: 64px; grid-template-columns: 1fr auto; gap: 12px; }
  .logo { grid-column: 1; min-height: 64px; }
  .logo::after { display: none; }
  .back-link { grid-column: 2; min-height: 64px; }
  .case-hero { min-height: 720px; padding-top: 72px; border-bottom-width: 16px; }
  .case-hero .num { grid-column: 1 / 8; }
  .case-hero .lede { grid-column: 2 / 13; }
  .case-hero .meta-row { grid-template-columns: 1fr; gap: 16px; }
  .case-section { display: block; }
  .case-section h2 { margin-bottom: 40px; }
  .case-section > p, .case-section > figure { width: 100%; }
  .outcome-box, .highlight-box { display: block; }
  .outcome-box::before, .highlight-box::before { display: block; margin-bottom: 48px; }
  .outcome-box h2, .highlight-box h2 { margin: 0 0 24px; }
  .case-nav { grid-template-columns: 1fr; }
  .case-nav a { min-height: 144px; }
  .case-nav a:first-child { border-right: 0; border-bottom: 2px solid var(--ink); }
  body > footer { display: block; }
  .footer-nav, .footer-social { justify-content: flex-start; margin-bottom: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}