:root {
  --paper: #f1f2ef;
  --card: #ffffff;
  --ink: #10110f;
  --muted: #6d706a;
  --line: #d7d9d3;
  --acid: #bdff25;
  --dark: #0b0c0b;
  --radius: 26px;
  --shadow: 0 18px 60px rgba(10, 12, 8, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "Noto Sans SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  z-index: 200;
  left: 18px;
  top: 16px;
  padding: 10px 14px;
  background: var(--acid);
  border-radius: 999px;
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 0 38px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(18px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: clamp(19px, 2vw, 28px);
  font-weight: 900;
  letter-spacing: -0.055em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  border-radius: 9px;
  color: var(--ink);
  background: linear-gradient(145deg, #ff8cec, #79d9ff 55%, var(--acid));
  font-size: 17px;
  font-weight: 900;
}
.nav { display: flex; gap: 30px; font-size: 14px; font-weight: 700; }
.nav a { position: relative; }
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -7px;
  height: 2px;
  background: var(--ink);
  transition: right 180ms ease;
}
.nav a:hover::after, .nav a:focus-visible::after { right: 0; }
.menu-button, .mobile-nav { display: none; }

main { min-height: 80vh; }
.page-shell { padding: 34px 34px 96px; }
.hero {
  min-height: min(690px, calc(100svh - 122px));
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  gap: 18px;
  align-items: stretch;
}
.hero-copy, .hero-aside {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(30px, 5.3vw, 78px);
  color: white;
  background: var(--dark);
}
.hero-copy::after {
  content: "";
  position: absolute;
  width: 46vw;
  height: 46vw;
  right: -15vw;
  bottom: -28vw;
  background: radial-gradient(circle at 35% 28%, #d6ff67, #76d6d0 30%, #5e55ce 60%, transparent 71%);
  filter: blur(8px);
  opacity: 0.9;
  border-radius: 50%;
}
.eyebrow {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 22px;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 12px;
  font-weight: 800;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--acid); }
.hero h1 {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0;
  font-size: clamp(50px, 8.6vw, 138px);
  line-height: 0.86;
  letter-spacing: -0.075em;
  font-weight: 900;
}
.hero h1 span { color: var(--acid); font-size: .62em; letter-spacing: -.06em; }
.hero-bottom {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(260px, 560px) auto;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
}
.hero-lead { margin: 0; color: #d7dad4; font-size: clamp(16px, 1.55vw, 22px); line-height: 1.6; }
.hero-target { margin: 18px 0 0; color: var(--acid); font-size: 13px; font-weight: 800; letter-spacing: .02em; }
.round-link {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  transition: transform 180ms ease;
}
.round-link:hover { transform: rotate(-5deg) scale(1.04); }
.hero-aside { display: grid; grid-template-rows: 1fr auto; background: var(--card); }
.hero-aside-media { position: relative; min-height: 410px; }
.hero-aside-media img { width: 100%; height: 100%; object-fit: cover; }
.image-label {
  position: absolute;
  top: 18px;
  left: 18px;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  font-size: 11px;
  font-weight: 800;
}
.hero-aside-copy { padding: 24px 24px 28px; }
.hero-aside-copy h2 { margin: 0 0 8px; font-size: 21px; letter-spacing: -.04em; }
.hero-aside-copy p { margin: 0; color: var(--muted); line-height: 1.6; font-size: 14px; }

.impact-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255,255,255,.56);
}
.impact-strip > div { min-height: 132px; padding: 24px; border-right: 1px solid var(--line); display: flex; flex-direction: column; justify-content: space-between; }
.impact-strip > div:last-child { border-right: 0; }
.impact-strip strong { font-size: clamp(27px, 3vw, 48px); letter-spacing: -.06em; }
.impact-strip span { color: var(--muted); font-size: 12px; line-height: 1.45; }

.section { padding-top: 112px; scroll-margin-top: 80px; }
.section-head {
  display: grid;
  grid-template-columns: 1fr minmax(270px, 500px);
  gap: 30px;
  align-items: end;
  margin-bottom: 32px;
}
.kicker {
  display: inline-flex;
  align-items: center;
  width: max-content;
  padding: 9px 13px;
  border-radius: 999px;
  background: var(--acid);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.section-title { margin: 18px 0 0; font-size: clamp(46px, 6vw, 86px); line-height: .95; letter-spacing: -.065em; }
.section-intro { margin: 0 0 6px; color: var(--muted); line-height: 1.75; font-size: 15px; }

.project-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.flagship-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.flagship-card { min-width: 0; overflow: hidden; border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
.flagship-link { display: grid; grid-template-rows: minmax(360px, 48vw) auto; height: 100%; }
.flagship-media { overflow: hidden; background: #d7d8d5; }
.flagship-media-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.flagship-media-pair figure { position: relative; min-width: 0; margin: 0; overflow: hidden; }
.flagship-media-pair figure span { position: absolute; left: 14px; bottom: 14px; z-index: 2; padding: 7px 9px; border-radius: 999px; background: rgba(10,11,10,.68); color: white; font-size: 10px; font-weight: 800; letter-spacing: .08em; backdrop-filter: blur(10px); }
.flagship-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 700ms cubic-bezier(.2,.8,.2,1); }
.flagship-card:hover .flagship-media img { transform: scale(1.025); }
.flagship-copy { padding: clamp(24px, 3.2vw, 46px); }
.case-no { color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .13em; }
.flagship-copy h3 { margin: 18px 0 12px; font-size: clamp(42px, 5vw, 72px); line-height: .94; letter-spacing: -.065em; }
.flagship-copy h3 small { display: block; margin-top: 10px; color: var(--muted); font-size: 12px; letter-spacing: .08em; }
.flagship-copy > p { max-width: 570px; min-height: 54px; margin: 0 0 28px; color: var(--muted); line-height: 1.7; }
.flagship-stats { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.flagship-stats span { padding: 18px 12px 18px 0; color: var(--muted); font-size: 10px; line-height: 1.35; }
.flagship-stats strong { display: block; margin-bottom: 7px; color: var(--ink); font-size: clamp(22px, 2.2vw, 34px); letter-spacing: -.055em; }
.case-cta { display: inline-block; margin-top: 24px; font-size: 12px; font-weight: 800; border-bottom: 1px solid; padding-bottom: 4px; }
.project-card {
  grid-column: span 4;
  min-height: 430px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--card);
  isolation: isolate;
  cursor: pointer;
}
.project-card.featured { grid-column: span 8; min-height: 640px; }
.project-card.wide { grid-column: span 8; min-height: 500px; }
.project-card.tall { min-height: 620px; }
.card-link { position: absolute; inset: 0; display: flex; flex-direction: column; }
.card-media { position: absolute; inset: 0; overflow: hidden; background: #d7d8d5; }
.card-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 38%, rgba(0,0,0,.78) 100%); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms cubic-bezier(.2,.8,.2,1); }
.project-card:hover img { transform: scale(1.035); }
.card-meta { position: relative; z-index: 1; margin-top: auto; padding: 24px; color: white; }
.card-index { position: absolute; top: 20px; right: 20px; z-index: 2; padding: 8px 10px; border-radius: 999px; background: rgba(255,255,255,.88); color: var(--ink); font-size: 11px; font-weight: 800; }
.card-meta h3 { margin: 7px 0 8px; font-size: clamp(25px, 3vw, 45px); line-height: 1.02; letter-spacing: -.055em; }
.card-meta p { margin: 0; color: rgba(255,255,255,.77); font-size: 13px; }
.card-topline { display: flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.card-topline::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--acid); }

.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.capability {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: rgba(255,255,255,.45);
}
.capability:nth-child(2) { background: var(--acid); border-color: var(--acid); }
.capability:nth-child(4) { background: var(--dark); border-color: var(--dark); color: white; }
.capability:nth-child(4) p { color: #b9bdb4; }
.capability-index { font-size: 12px; font-weight: 800; }
.capability h3 { margin: 42px 0 9px; font-size: 22px; letter-spacing: -.04em; }
.capability p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.capability:nth-child(2) p { color: #414935; }

.profile-card {
  padding: clamp(30px, 6vw, 88px);
  border-radius: var(--radius);
  color: white;
  background: var(--dark);
  display: grid;
  grid-template-columns: .65fr 1.35fr;
  gap: clamp(30px, 7vw, 120px);
}
.profile-card h2 { margin: 0; font-size: clamp(48px, 7vw, 98px); line-height: .92; letter-spacing: -.065em; }
.profile-copy { align-self: end; }
.profile-copy > p { margin: 0 0 28px; color: #c8ccc4; font-size: clamp(17px, 1.7vw, 24px); line-height: 1.62; }
.profile-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.profile-tags span { padding: 9px 12px; border: 1px solid #3b3d39; border-radius: 999px; font-size: 12px; }

.timeline { border-top: 1px solid var(--line); }
.timeline article { display: grid; grid-template-columns: 170px 1fr minmax(230px, 320px); gap: 28px; align-items: start; padding: 26px 0; border-bottom: 1px solid var(--line); }
.timeline time { font-size: 12px; font-weight: 800; letter-spacing: .04em; }
.timeline h3 { margin: 0 0 7px; font-size: clamp(21px, 2.3vw, 32px); letter-spacing: -.04em; }
.timeline p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.timeline article > span { color: var(--muted); font-size: 12px; line-height: 1.55; text-align: right; }

.ai-section { display: grid; grid-template-columns: 1.05fr .95fr; gap: 18px; }
.ai-intro { padding: clamp(30px, 5vw, 72px); border-radius: var(--radius); background: var(--dark); color: white; }
.ai-intro h2 { margin: 26px 0 24px; font-size: clamp(42px, 6vw, 80px); line-height: .98; letter-spacing: -.06em; }
.ai-intro p { max-width: 720px; margin: 0; color: #c8ccc4; line-height: 1.75; }
.workflow { margin: 0; padding: 0; list-style: none; border-radius: var(--radius); overflow: hidden; background: var(--acid); }
.workflow li { min-height: 94px; display: grid; grid-template-columns: 56px 1fr; align-items: center; gap: 18px; padding: 18px 30px; border-bottom: 1px solid rgba(16,17,15,.18); font-size: clamp(18px, 2vw, 28px); font-weight: 800; letter-spacing: -.03em; }
.workflow li:last-child { border-bottom: 0; }
.workflow span { font-size: 11px; letter-spacing: .1em; }

.contact-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  padding: clamp(30px, 6vw, 78px);
  border-radius: var(--radius);
  background: var(--acid);
}
.contact-card h2 { margin: 15px 0 0; font-size: clamp(46px, 8vw, 118px); line-height: .88; letter-spacing: -.075em; }
.contact-card p { margin: 0 0 7px; max-width: 460px; line-height: 1.65; }
.contact-email { display: inline-block; margin-top: 20px; font-weight: 800; border-bottom: 2px solid; }
.contact-phone { display: block; width: max-content; margin-top: 16px; font-size: 21px; font-weight: 800; letter-spacing: -.02em; }

.site-footer { display: flex; justify-content: space-between; padding: 28px 38px 40px; color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }

/* Project player */
.player-page { min-height: calc(100svh - 86px); background: var(--dark); color: white; }
.player-topbar {
  position: sticky;
  top: 86px;
  z-index: 30;
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 34px;
  border-bottom: 1px solid #2c2e2a;
  background: rgba(11,12,11,.88);
  backdrop-filter: blur(16px);
}
.back-button, .icon-button {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-weight: 700;
}
.back-button { display: inline-flex; align-items: center; gap: 9px; }
.player-counter { color: #9ea199; font-size: 12px; letter-spacing: .1em; }
.player-layout { min-height: calc(100svh - 152px); display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(340px, .45fr); }
.player-stage { position: sticky; top: 152px; height: calc(100svh - 152px); display: grid; place-items: center; overflow: hidden; background: #060706; }
.player-media { position: absolute; inset: 0; display: grid; place-items: center; }
.player-media img { width: 100%; height: 100%; object-fit: contain; background: #060706; }
.player-media-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px; place-items: stretch; background: #060706; }
.player-media-pair img { min-width: 0; }
.player-stage.fit-cover img { object-fit: cover; }
.player-chrome { position: absolute; inset: 0; pointer-events: none; }
.player-tag { position: absolute; top: 22px; left: 22px; max-width: calc(100% - 44px); padding: 8px 11px; border-radius: 999px; background: rgba(13,14,12,.64); border: 1px solid rgba(255,255,255,.16); font-size: 10px; font-weight: 800; line-height: 1.45; backdrop-filter: blur(12px); }
.player-controls { position: absolute; left: 22px; right: 22px; bottom: 22px; display: flex; align-items: center; gap: 11px; pointer-events: auto; }
.control-button {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(11,12,11,.66);
  color: white;
  cursor: pointer;
  backdrop-filter: blur(10px);
}
.control-button:hover { background: var(--acid); color: var(--ink); }
.progress { position: relative; flex: 1; height: 4px; border-radius: 99px; background: rgba(255,255,255,.26); overflow: hidden; }
.progress-fill { height: 100%; width: 0; background: var(--acid); transition: width 300ms ease; }
.player-details { padding: clamp(34px, 5vw, 76px) clamp(25px, 4vw, 60px); background: #121311; }
.project-number { color: var(--acid); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.player-details h1 { margin: 19px 0 13px; font-size: clamp(48px, 5.6vw, 88px); line-height: .9; letter-spacing: -.065em; }
.project-subtitle { margin: 0 0 42px; color: #aeb1aa; font-size: 15px; line-height: 1.6; }
.detail-block { padding: 22px 0; border-top: 1px solid #32342f; }
.detail-block h2 { margin: 0 0 11px; font-size: 11px; text-transform: uppercase; letter-spacing: .13em; color: #858980; }
.detail-block p { margin: 0; color: #d7dad4; line-height: 1.78; font-size: 14px; }
.detail-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.fact span { display: block; color: #858980; font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.fact strong { display: block; margin-top: 7px; font-size: 13px; line-height: 1.45; }
.next-project { display: block; margin-top: 42px; padding: 22px; border-radius: 18px; background: var(--acid); color: var(--ink); }
.next-project small { display: block; font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.next-project strong { display: block; margin-top: 10px; font-size: 23px; letter-spacing: -.04em; }

/* Flagship case study */
.case-page { background: var(--paper); }
.case-hero { display: grid; grid-template-columns: .9fr 1.1fr; min-height: calc(100svh - 152px); }
.case-hero-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(36px, 6vw, 100px); background: var(--dark); color: white; }
.case-hero-copy h1 { margin: 24px 0 18px; font-size: clamp(62px, 9vw, 142px); line-height: .84; letter-spacing: -.075em; }
.case-hero-copy > p { max-width: 680px; margin: 0; color: #c8ccc4; font-size: clamp(18px, 2.1vw, 30px); line-height: 1.5; }
.case-meta { display: grid; gap: 13px; margin-top: 48px; padding-top: 24px; border-top: 1px solid #343630; color: #aeb2aa; font-size: 12px; line-height: 1.65; }
.case-hero-media { min-height: 620px; background: #dedfdc; }
.case-hero-media-pair { display: grid; grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 2px; }
.case-hero-media figure { position: relative; min-height: 0; margin: 0; overflow: hidden; }
.case-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.case-hero-media figcaption { position: absolute; left: 16px; right: 16px; bottom: 16px; display: flex; align-items: center; gap: 10px; width: max-content; max-width: calc(100% - 32px); padding: 9px 12px; border-radius: 999px; background: rgba(10,11,10,.76); color: white; font-size: 10px; line-height: 1.4; backdrop-filter: blur(12px); }
.case-hero-media figcaption span { color: var(--acid); font-weight: 900; letter-spacing: .08em; }
.case-body { max-width: 1420px; margin: 0 auto; padding: 0 34px 100px; }
.case-summary { display: grid; grid-template-columns: .52fr 1.48fr; gap: 40px; align-items: start; padding: clamp(70px, 9vw, 140px) 0; }
.case-summary h2 { grid-column: 2; margin: 0; font-size: clamp(38px, 5.5vw, 78px); line-height: 1.05; letter-spacing: -.06em; }
.case-summary p { grid-column: 2; max-width: 900px; margin: 18px 0 0; color: var(--muted); line-height: 1.8; }
.case-block, .case-results { display: grid; grid-template-columns: .2fr 1.8fr; gap: 30px; padding: clamp(45px, 6vw, 86px) 0; border-top: 1px solid var(--line); }
.case-step { color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.case-block h2, .case-results h2 { margin: 0 0 32px; font-size: clamp(34px, 4vw, 58px); letter-spacing: -.05em; }
.case-block ul { margin: 0; padding: 0; list-style: none; }
.case-block li { max-width: 1000px; position: relative; padding: 20px 0 20px 42px; border-top: 1px solid var(--line); font-size: clamp(16px, 1.7vw, 22px); line-height: 1.7; }
.case-block li::before { content: '→'; position: absolute; left: 0; top: 22px; color: #5d8f00; font-weight: 900; }
.case-result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.case-result-grid article { min-height: 190px; padding: 24px; border-radius: 20px; background: white; display: flex; flex-direction: column; }
.case-result-grid article:nth-child(2), .case-result-grid article:nth-child(5) { background: var(--acid); }
.case-result-grid strong { font-size: clamp(30px, 4vw, 55px); letter-spacing: -.065em; }
.case-result-grid span { margin-top: auto; font-size: 13px; font-weight: 800; }
.case-result-grid small { margin-top: 7px; color: var(--muted); font-size: 10px; line-height: 1.4; }
.case-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 40px 0 70px; border-top: 1px solid var(--line); }
.case-gallery figure { margin: 0; border-radius: 20px; overflow: hidden; background: white; }
.case-gallery img { width: 100%; height: clamp(320px, 43vw, 680px); object-fit: contain; background: #e7e8e5; }
.gallery-pair-media { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px; background: #e7e8e5; }
.gallery-pair-media img { min-width: 0; }
.case-gallery figcaption { padding: 13px 16px; color: var(--muted); font-size: 10px; line-height: 1.5; }
.disclosure { display: grid; grid-template-columns: 180px 1fr; gap: 30px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.5); }
.disclosure strong { font-size: 12px; }
.disclosure p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.case-next { display: flex; align-items: end; justify-content: space-between; margin-top: 22px; padding: 30px; border-radius: 20px; background: var(--dark); color: white; }
.case-next small { color: var(--acid); text-transform: uppercase; letter-spacing: .1em; }
.case-next strong { font-size: clamp(30px, 4vw, 52px); letter-spacing: -.055em; }

:focus-visible { outline: 3px solid #75a6ff; outline-offset: 3px; }

@media (max-width: 1050px) {
  .hero { grid-template-columns: 1fr; }
  .hero-aside { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
  .hero-aside-media { min-height: 320px; }
  .hero-aside-copy { align-self: center; }
  .project-card, .project-card.featured, .project-card.wide { grid-column: span 6; min-height: 520px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .impact-strip { grid-template-columns: repeat(3, 1fr); }
  .impact-strip > div:nth-child(3) { border-right: 0; }
  .impact-strip > div:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
  .flagship-grid { grid-template-columns: 1fr; }
  .flagship-link { grid-template-rows: minmax(480px, 65vw) auto; }
  .ai-section { grid-template-columns: 1fr; }
  .player-layout { grid-template-columns: 1fr; }
  .player-stage { position: relative; top: 0; height: min(68svh, 740px); }
  .case-hero { grid-template-columns: 1fr; }
  .case-hero-media { min-height: 60svh; }
}

@media (max-width: 720px) {
  .site-header { height: 70px; padding: 0 18px; background: var(--paper); backdrop-filter: none; }
  .nav { display: none; }
  .menu-button { display: grid; place-content: center; gap: 6px; width: 43px; height: 43px; border: 1px solid var(--line); border-radius: 50%; background: white; cursor: pointer; }
  .menu-button span { width: 18px; height: 2px; background: var(--ink); }
  .mobile-nav { position: fixed; left: 12px; right: 12px; top: 78px; display: none; max-height: calc(100dvh - 96px); overflow-y: auto; padding: 16px; border-radius: 18px; background: var(--card); box-shadow: 0 12px 32px rgba(10, 12, 8, .14); }
  .mobile-nav.open { display: grid; }
  .mobile-nav a { padding: 15px 9px; border-bottom: 1px solid var(--line); font-weight: 800; }
  .mobile-nav a:last-child { border-bottom: 0; }
  .page-shell { padding: 14px 12px 70px; }
  .hero { min-height: 0; }
  .hero-copy { min-height: min(580px, calc(100svh - 98px)); }
  .hero h1 { font-size: clamp(56px, 18vw, 94px); }
  .hero h1 span { font-size: .56em; }
  .hero-bottom { grid-template-columns: 1fr; }
  .round-link { width: 90px; height: 90px; }
  .hero-aside { grid-template-columns: 1fr; }
  .section { padding-top: 80px; }
  .section-head { grid-template-columns: 1fr; }
  .impact-strip { grid-template-columns: 1fr 1fr; }
  .impact-strip > div { min-height: 108px; padding: 18px; border-bottom: 1px solid var(--line); }
  .impact-strip > div:nth-child(odd) { border-right: 1px solid var(--line); }
  .impact-strip > div:nth-child(even) { border-right: 0; }
  .impact-strip > div:last-child { grid-column: 1 / -1; border-bottom: 0; }
  .flagship-link { grid-template-rows: 58vw auto; }
  .flagship-copy { padding: 24px 20px 28px; }
  .flagship-stats { grid-template-columns: 1fr; }
  .flagship-stats span { border-bottom: 1px solid var(--line); }
  .flagship-stats span:last-child { border-bottom: 0; }
  .project-grid { gap: 12px; }
  .project-card, .project-card.featured, .project-card.wide, .project-card.tall { grid-column: 1 / -1; min-height: min(500px, 132vw); }
  .capability-grid { grid-template-columns: 1fr; }
  .profile-card { grid-template-columns: 1fr; }
  .timeline article { grid-template-columns: 1fr; gap: 10px; }
  .timeline article > span { text-align: left; }
  .ai-intro { padding: 32px 22px; }
  .workflow li { min-height: 76px; padding: 15px 20px; }
  .contact-card { grid-template-columns: 1fr; }
  .site-footer { padding: 26px 18px; }
  .player-topbar { top: 70px; height: 58px; padding: 0 16px; }
  .player-stage { height: min(56svh, 560px); }
  .player-media-pair { grid-template-columns: 1fr 1fr; }
  .player-controls { left: 12px; right: 12px; bottom: 12px; }
  .player-details { padding: 34px 20px 60px; }
  .detail-facts { grid-template-columns: 1fr; }
  .case-hero-copy { padding: 52px 20px; }
  .case-hero-media { min-height: 50svh; }
  .case-hero-media-pair { min-height: 92svh; grid-template-rows: repeat(2, minmax(0, 1fr)); }
  .case-hero-media figcaption { left: 10px; right: 10px; bottom: 10px; max-width: calc(100% - 20px); border-radius: 14px; }
  .case-body { padding: 0 14px 70px; }
  .case-summary { grid-template-columns: 1fr; gap: 22px; padding: 70px 0; }
  .case-summary h2, .case-summary p { grid-column: 1; }
  .case-block, .case-results { grid-template-columns: 1fr; gap: 16px; }
  .case-result-grid { grid-template-columns: 1fr 1fr; }
  .case-result-grid article { min-height: 150px; padding: 18px; }
  .case-gallery { grid-template-columns: 1fr; }
  .case-gallery img { height: 78vw; }
  .gallery-pair-media img { height: 78vw; }
  .disclosure { grid-template-columns: 1fr; gap: 8px; }
  .case-next { align-items: start; flex-direction: column; gap: 14px; }
  .flagship-card, .project-card { box-shadow: 0 10px 28px rgba(10, 12, 8, .07); }
  .flagship-card:hover .flagship-media img { transform: none; }
  .image-label, .flagship-media-pair figure span, .player-tag, .case-hero-media figcaption { backdrop-filter: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; }
}