:root {
  --paper: #e9dfcf;
  --ink: #111;
  --muted: #4a443b;
  --red: #c8342b;
  --split: 54%;
  --serif-display: "Playfair Display", "Bodoni MT", Didot, Georgia, serif;
  --serif-body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --side: 76px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:focus-visible { outline: 2px solid var(--red); outline-offset: 4px; }

.skip {
  position: absolute; left: 1rem; top: -4rem;
  background: var(--ink); color: var(--paper);
  padding: .5rem 1rem; font-family: var(--sans); font-size: .8rem; z-index: 10;
}
.skip:focus { top: 1rem; }

/* ---------- Stage ---------- */
.frame { padding-right: var(--side); position: relative; }
.stage {
  position: relative;
  min-height: max(100vh, 800px);
  overflow: hidden;
}

.cell { position: absolute; }

/* ---------- Shared type ---------- */
.label {
  margin: 0 0 1rem;
  font-family: var(--serif-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.label.big { font-size: clamp(1.5rem, 2.2vw, 2.1rem); letter-spacing: .08em; margin-bottom: 1.25rem; }

.badge {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--red); color: var(--ink);
}

/* ---------- Hero ---------- */
.hero {
  left: 0; top: 0;
  width: var(--split);
  height: 54%;
  padding: 2.25rem 3rem 0 clamp(1.5rem, 4vw, 4rem);
}
.hero .badge { margin-bottom: 1rem; }
.title {
  margin: 0;
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 5.4vw, 5rem);
  line-height: .96;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.rule { border: 0; border-top: 1px solid var(--ink); width: 4.5rem; margin: 1.1rem 0 1rem; }
.hero .label { font-size: .8rem; font-family: var(--sans); font-weight: 500; letter-spacing: .28em; margin-bottom: .6rem; }
.lede { margin: 0; max-width: 35rem; }

.dropcap::first-letter {
  float: left;
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 3.6em;
  line-height: .8;
  padding: .08em .1em 0 0;
}

.cta-row { display: flex; align-items: center; gap: 2rem; margin-top: 1.25rem; flex-wrap: wrap; }
/* One single pill button: label + arrow together */
.more {
  display: inline-flex; align-items: center; gap: 1.1rem;
  padding: 1rem 1.35rem 1rem 1.9rem;
  border: 1px solid var(--ink); border-radius: 999px;
  text-decoration: none;
  transition: background .2s, color .2s;
}
.more-icon { order: 2; display: grid; place-items: center; transition: transform .2s; }
.more-icon svg { display: block; }
.more:hover, .more:focus-visible { background: var(--ink); color: var(--paper); }
.more:hover .more-icon, .more:focus-visible .more-icon { transform: translate(2px, -2px); }
.more-text, .text-link {
  font-family: var(--sans); font-size: .75rem; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase;
}
.text-link { text-decoration: none; border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
.text-link:hover { color: var(--red); border-color: var(--red); }

/* ---------- Problem ---------- */
.problem {
  left: var(--split); right: 0; top: 0;
  height: 50%;
  padding: 3.5rem clamp(1.5rem, 3vw, 3.5rem) 0 clamp(1.5rem, 3vw, 3.5rem);
}
.numbered { list-style: none; margin: 0; padding: 0; max-width: 26rem; counter-reset: n; }
.numbered li {
  display: grid; grid-template-columns: 2.6rem 1fr; gap: .25rem;
  padding: .7rem 0; border-top: 1px solid rgba(17,17,17,.35);
  font-size: 1rem; line-height: 1.5;
}
.numbered li:last-child { border-bottom: 1px solid rgba(17,17,17,.35); }
.numbered span { font-family: var(--serif-display); font-weight: 700; color: var(--red); }

/* ---------- Lower blocks ---------- */
.proof {
  left: 0; top: 58%; bottom: 0; width: var(--split);
}
.does {
  left: var(--split); right: 0; top: 58%; bottom: 0;
}
.skewed { padding: 0 clamp(1.5rem, 3vw, 3.5rem) 2rem clamp(1.5rem, 4vw, 4rem); }

.proof .badge { margin-bottom: .6rem; width: 30px; height: 30px; }
.proof .label { font-family: var(--sans); font-size: .75rem; font-weight: 500; letter-spacing: .28em; margin-bottom: .25rem; }
.award {
  margin: 0; font-family: var(--serif-display); font-weight: 900;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem); line-height: 1.05; text-transform: uppercase;
}
.caption { margin: .4rem 0 .9rem; max-width: 22rem; font-style: italic; font-size: .98rem; line-height: 1.45; color: var(--muted); }

.video {
  position: relative; display: grid; place-items: center;
  width: min(100%, 17rem); aspect-ratio: 16 / 7;
  background: var(--ink); color: var(--paper); text-decoration: none;
  overflow: hidden;
}
.video::before {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(115deg, transparent 52%, rgba(233,223,207,.09) 52%, rgba(233,223,207,.09) 70%, transparent 70%),
    linear-gradient(65deg, transparent 30%, rgba(233,223,207,.06) 30%, rgba(233,223,207,.06) 48%, transparent 48%);
}
.play {
  position: relative; display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%; background: var(--red); color: var(--ink);
  transition: transform .2s;
}
.video:hover .play { transform: scale(1.12); }
.video-label {
  position: absolute; left: .7rem; bottom: .5rem;
  font-family: var(--sans); font-size: .62rem; letter-spacing: .24em; text-transform: uppercase;
}

.dots { list-style: none; margin: 0; padding: 0; max-width: 29rem; }
.dots li {
  position: relative; padding: .42rem 0 .42rem 1.5rem; line-height: 1.45;
}
.dots li::before {
  content: ""; position: absolute; left: 0; top: .95em;
  width: 7px; height: 7px; border-radius: 50%; background: var(--red);
}
.dots em { color: var(--muted); }

/* ---------- Figures (photography stand-ins) ---------- */
.figure { position: absolute; overflow: visible; pointer-events: none; }
.figure .body { fill: var(--ink); }
.figure .shadow { fill: var(--ink); opacity: .16; }
.lean {
  right: 12%; bottom: 0; height: 30%; max-height: 210px; width: auto;
  transform: rotate(6deg); transform-origin: 50% 100%;
  view-transition-name: human; /* glides to the figure at the top of the About page */
}
.walk { right: 7%; top: 23%; height: 100px; width: 40px; }

/* ---------- Links sidebar ---------- */
.links {
  position: fixed; top: 0; right: 0; bottom: 0; width: var(--side);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2.5rem;
}
.links a {
  writing-mode: vertical-rl;
  font-family: var(--sans); font-size: .72rem; font-weight: 500;
  letter-spacing: .28em; text-transform: uppercase; text-decoration: none;
  padding: .4rem;
  transition: color .2s;
}
.links a:hover, .links a[aria-current="page"] { color: var(--red); }
.links a:first-child::before {
  content: ""; display: block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--red); margin: 0 auto .9rem;
}

/* ---------- Smaller screens: stack the planes ---------- */
@media (max-width: 900px) {
  :root { --side: 0px; }
  .frame { padding-right: 0; padding-bottom: 4.5rem; }
  .stage { min-height: 0; display: flex; flex-direction: column; overflow: visible; }
  .cell { position: relative; left: auto; right: auto; top: auto; bottom: auto; width: auto; height: auto; }
  .hero { padding: 1.75rem 1.5rem 2.5rem; }
  .problem { padding: 2rem 1.5rem 3rem; }
  .proof { padding-top: 2rem; }
  .does { padding: 2rem 0 1rem; }
  .skew-left, .skew-right { padding: 0 1.5rem 2rem; }
  .skew-right { padding-top: 0; }
  .figure { display: none; }
  .title { font-size: clamp(2.8rem, 14vw, 4.5rem); }
  .links {
    top: auto; left: 0; right: 0; bottom: 0; width: auto; height: 3.5rem;
    flex-direction: row; justify-content: center; gap: .5rem; padding: 0 .25rem;
    background: var(--paper); z-index: 5;
  }
  .links a { writing-mode: horizontal-tb; padding: .5rem .2rem; letter-spacing: .1em; font-size: .6rem; white-space: nowrap; }
  .links a:first-child::before { display: none; }
}

@media (max-width: 420px) {
  .links { gap: .3rem; padding: 0 .15rem; }
  .links a { letter-spacing: .06em; font-size: .56rem; padding: .5rem .15rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}