#intro,
#about {
  --accent: var(--orange);
  --accent-contrast: var(--ink);
  --paper: var(--cream);
  --surface: var(--cream);
  --text: var(--ink);
  --subtle: rgba(17, 19, 15, 0.62);
  --line: rgba(17, 19, 15, 0.34);
  --line-strong: var(--ink);
  background:
    radial-gradient(circle at 9% 12%, rgba(255, 255, 255, 0.65), transparent 30%),
    linear-gradient(115deg, #f5f0e4, #e9e3d7);
}

#first-projects {
  --accent: var(--gold);
  --accent-contrast: var(--ink);
  --surface: #161712;
  --text: var(--cream);
  --subtle: rgba(239, 234, 222, 0.62);
  --line: rgba(205, 178, 112, 0.38);
  --line-strong: #b69758;
  --results-bg: #10110e;
  --results-text: var(--cream);
  --metric: #eadcb7;
  --visual-bg: #23231d;
  --build-bg: #141510;
  background: #0d0e0b;
  color: var(--cream);
}

#warcities {
  --accent: var(--red);
  --accent-contrast: var(--ink);
  --surface: var(--cream);
  --text: var(--ink);
  --subtle: rgba(17, 19, 15, 0.62);
  --line: rgba(17, 19, 15, 0.34);
  --line-strong: var(--ink);
  --results-bg: var(--cream);
  --results-text: var(--ink);
  --metric: var(--ink);
  --visual-bg: #211a17;
  background: #0d0e0c;
}

#swarms {
  --accent: var(--acid);
  --accent-contrast: var(--ink);
  --surface: #151711;
  --text: var(--cream);
  --subtle: rgba(239, 234, 222, 0.64);
  --line: rgba(194, 243, 59, 0.34);
  --line-strong: #919f69;
  --results-bg: #0e100c;
  --results-text: var(--cream);
  --metric: var(--acid);
  --visual-bg: #1c2414;
  --build-bg: #141710;
  background: #0b0d0a;
  color: var(--cream);
}

#atomic-heart {
  --accent: var(--rust);
  --accent-contrast: var(--cream);
  --surface: var(--cream);
  --text: var(--ink);
  --subtle: rgba(17, 19, 15, 0.62);
  --line: rgba(17, 19, 15, 0.34);
  --line-strong: var(--ink);
  --results-bg: #171713;
  --results-text: var(--cream);
  --metric: var(--cream);
  --visual-bg: #292421;
  background: #111210;
}

#poker {
  --accent: var(--purple);
  --accent-contrast: var(--ink);
  --surface: #07111e;
  --text: #f3eadf;
  --subtle: rgba(243, 234, 223, 0.62);
  --line: rgba(155, 70, 245, 0.38);
  --line-strong: #7153a4;
  --results-bg: #050c16;
  --results-text: #f3eadf;
  --metric: var(--purple);
  --visual-bg: #0b1022;
  --build-bg: #07101c;
  background: #040a13;
  color: #f3eadf;
}

.hero { display: grid; align-items: center; }
.hero > .container { display: grid; grid-template-rows: minmax(0, 1fr) auto; gap: 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, 450px); align-items: stretch; gap: clamp(1.25rem, 2.2vw, 2.4rem); }
.hero-copy { min-width: 0; align-self: center; }
.hero-copy .eyebrow { position: relative; top: -0.35rem; margin-bottom: clamp(1.25rem, 2vh, 1.65rem); }
.hero h1 { max-width: 7.2ch; margin-bottom: clamp(1rem, 2vh, 1.6rem); }
.hero h1::after { color: var(--orange); content: " //"; font-size: 0.48em; letter-spacing: -0.16em; }
.hero-hook { max-width: none; margin-bottom: 0.8rem; font-size: clamp(1.08rem, 1.38vw, 1.45rem); font-weight: 800; letter-spacing: -0.015em; line-height: 1.15; }
.hero-intro-copy { max-width: 82ch; margin-bottom: 0; font-size: clamp(1.05rem, 1.12vw, 1.2rem); line-height: 1.38; text-wrap: pretty; }
.hero-character-module { display: grid; align-self: stretch; grid-template-rows: auto minmax(0, 1fr); gap: clamp(0.6rem, 1.15vh, 0.85rem); }
.intro-about-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  min-height: 3.25rem;
  padding: 0.25rem;
  border: 2px solid var(--ink);
  border-radius: 0 0 1.2rem 1.2rem;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--mono);
  text-decoration: none;
  text-transform: uppercase;
}
.intro-about-link strong { padding: 0.35rem 0.85rem; font-size: 0.82rem; }
.intro-about-link span { min-width: 9.5rem; padding: 0.48rem 0.9rem; border: 1px solid var(--orange); border-radius: 0.65rem; background: transparent; color: var(--cream); font-weight: 800; text-align: center; }
.build-card--intro { align-self: start; border: 1px solid var(--ink); border-radius: 0; overflow: hidden; }
.build-card--intro .build-card-header { grid-template-columns: 1fr; }
.build-card--intro .build-card-header > div:first-child { background: var(--cream); }
.build-card--intro .build-portrait {
  min-height: clamp(165px, 22vh, 225px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 48%),
    var(--visual-bg, #252823);
}
.build-card--intro .build-portrait--intro-final { padding: 0; isolation: isolate; }
.build-card--intro .build-portrait::before {
  inset: 0.9rem;
  z-index: 2;
  border-color: rgba(239, 234, 222, 0.38);
  clip-path: none;
  pointer-events: none;
}
.build-card--intro .build-portrait--intro-final img { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; object-fit: cover; object-position: 52% 50%; }
.build-card--intro .build-skills { background: var(--cream); }
.intro-skill-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.6rem 1rem; }
.intro-skill-group { padding-top: 0.42rem; border-top: 1px solid rgba(17, 19, 15, 0.52); }
.intro-skill-group h4 { margin-bottom: 0.28rem; color: var(--ink); font-family: var(--mono); font-size: 0.73rem; font-weight: 750; letter-spacing: 0.04em; }
.intro-skill-group span { display: block; color: rgba(17, 19, 15, 0.82); font-family: var(--mono); font-size: 0.72rem; font-weight: 500; line-height: 1.35; }
.hero-bottom-actions { display: flex; justify-content: center; }
.button.hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22rem;
  min-height: 4.5rem;
  padding: 1rem 1.6rem;
  background: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 1.2rem 1.2rem 0 0;
  color: var(--cream);
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
}

#first-projects .project-scene-card,
#swarms .project-scene-card,
#poker .project-scene-card { background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px); background-size: 32px 32px; }

#first-projects .level-one-info { grid-template-columns: 1fr; }
#first-projects .scene-header h2 { max-width: 100%; font-size: clamp(2.1rem, 3.5vw, 4rem); }
#first-projects .level-one-cases { grid-column: 1 / -1; }
#first-projects .scene-visual--level-one,
#first-projects .build-portrait--level-one { padding: 0; isolation: isolate; }
#first-projects .scene-visual--level-one::before,
#first-projects .build-portrait--level-one::before { z-index: 2; pointer-events: none; }
#first-projects .scene-visual--level-one img,
#first-projects .build-portrait--level-one img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#first-projects .scene-visual--level-one img { object-position: 50% 50%; }
#first-projects .build-portrait--level-one img { object-position: 64% 50%; }
.level-one-case-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.8rem; }
.level-one-case { display: flex; flex-direction: column; min-width: 0; padding: 1rem; border: 1px solid var(--line-strong); background: color-mix(in srgb, var(--surface) 93%, var(--accent)); }
.level-one-case-header h4 { margin-bottom: 0.45rem; }
.level-one-case-label { display: block; margin-bottom: 0.4rem; color: var(--accent); font-size: 0.68rem; }
.level-one-case-description { margin-bottom: 0.85rem; }
.level-one-support { margin: auto 0 0; color: var(--subtle); font-size: 0.68rem; }
.level-one-results-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: clamp(1.5rem, 3vw, 3rem); }
.level-one-result-title { color: var(--accent); font-size: 0.74rem; font-weight: 800; }
.level-one-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 0; padding: 0; list-style: none; }
.level-one-result-group:last-child .level-one-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.level-one-metrics li { padding-top: 0.5rem; border-top: 1px solid var(--line); }
.level-one-metrics strong { display: block; color: var(--metric); font-family: var(--display); font-size: clamp(1.8rem, 3vw, 3.2rem); line-height: 0.9; }
.level-one-metrics span { display: block; margin-top: 0.35rem; font-family: var(--mono); font-size: 0.72rem; }
.level-one-result-support { margin: 0.5rem 0 0; color: var(--subtle); font-size: 0.65rem; }

#warcities .scene-header,
#atomic-heart .scene-header { background: linear-gradient(105deg, var(--cream), color-mix(in srgb, var(--cream) 90%, var(--accent))); }
#warcities .scene-summary,
#warcities .scene-role p:last-child { color: var(--text); font-size: 1rem; font-weight: 400; line-height: 1.45; }
#warcities .scene-primary-metrics,
#atomic-heart .scene-primary-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
#warcities .scene-visual { background-color: #2c1713; }
#warcities .scene-visual--level-two,
#warcities .build-portrait--level-two { padding: 0; isolation: isolate; }
#warcities .scene-visual--level-two::before,
#warcities .build-portrait--level-two::before { z-index: 2; pointer-events: none; }
#warcities .scene-visual--level-two img,
#warcities .build-portrait--level-two img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#warcities .scene-visual--level-two img { object-position: 50% 50%; }
#warcities .build-portrait--level-two img { object-position: 66% 50%; }
#swarms .scene-visual { background-color: #15210f; }
#swarms .scene-visual--level-three,
#swarms .build-portrait--level-three { padding: 0; isolation: isolate; }
#swarms .scene-visual--level-three::before,
#swarms .build-portrait--level-three::before { z-index: 2; pointer-events: none; }
#swarms .scene-visual--level-three img,
#swarms .build-portrait--level-three img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#swarms .scene-visual--level-three img { object-position: 50% 50%; }
#swarms .build-portrait--level-three img { object-position: 62% 50%; }
#swarms .build-skills--level-three .build-skills-title {
  margin-bottom: 0.45rem;
  font-weight: 900;
  letter-spacing: 0.055em;
}
#atomic-heart .scene-role { background: var(--surface); color: var(--text); }
#atomic-heart .scene-role .scene-role-title { color: var(--text); }
#atomic-heart .scene-visual--level-four,
#atomic-heart .build-portrait--level-four { padding: 0; isolation: isolate; }
#atomic-heart .scene-visual--level-four::before,
#atomic-heart .build-portrait--level-four::before { z-index: 2; pointer-events: none; }
#atomic-heart .scene-visual--level-four img,
#atomic-heart .build-portrait--level-four img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#atomic-heart .scene-visual--level-four img { object-position: 50% 50%; }
#atomic-heart .build-portrait--level-four img { object-position: 62% 50%; }
#atomic-heart .build-skills--level-four .build-skills-title {
  margin-bottom: 0.45rem;
  font-weight: 900;
  letter-spacing: 0.055em;
}
#atomic-heart .scene-header h2 { max-width: 100%; font-size: clamp(2.1rem, 3.65vw, 4.25rem); }
#poker .scene-visual--level-five,
#poker .build-portrait--level-five { padding: 0; isolation: isolate; }
#poker .scene-visual--level-five::before,
#poker .build-portrait--level-five::before { z-index: 2; pointer-events: none; }
#poker .scene-visual--level-five img,
#poker .build-portrait--level-five img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#poker .scene-visual--level-five img { object-position: 50% 50%; }
#poker .build-portrait--level-five img { object-position: 62% 50%; transform: translateX(10px); }
#poker .build-skills--level-five .build-skills-title {
  margin-bottom: 0.45rem;
  font-weight: 900;
  letter-spacing: 0.055em;
}
#poker .scene-info { grid-template-columns: 1.35fr 0.65fr; }
#poker .scene-header h2 { max-width: 100%; font-size: clamp(2.1rem, 3.85vw, 4.5rem); }
#poker .scene-primary-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
#poker .project-scene-card { box-shadow: 0 0 0 1px rgba(83, 124, 255, 0.2), 0 24px 80px rgba(0, 0, 0, 0.35); }

#about { display: grid; align-items: center; }
.about-grid { display: grid; grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr); align-items: center; gap: clamp(2rem, 7vw, 8rem); }
.about-portrait { width: min(100%, 590px); aspect-ratio: 1; border: 2px solid var(--ink); border-radius: 1.5rem; justify-self: center; isolation: isolate; }
.about-portrait::before { z-index: 2; pointer-events: none; }
.about-portrait img { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%; }
.about-copy h2 { max-width: 26ch; margin-bottom: 1.5rem; font-size: clamp(2.6rem, 4.7vw, 5.2rem); line-height: 0.92; text-transform: none; text-wrap: balance; }
.about-story { display: grid; gap: 1rem; }
.about-story p { max-width: 68ch; margin: 0; font-size: clamp(1rem, 1.25vw, 1.25rem); text-wrap: pretty; }
.about-story .about-closing { max-width: 48ch; font-size: clamp(1.2rem, 1.6vw, 1.7rem); font-weight: 850; line-height: 1.2; text-wrap: balance; }
.about-eyebrow { margin: 2rem 0 0.7rem; }
.about-contact { max-width: 820px; border: 1px solid var(--ink); border-radius: 1.25rem; overflow: hidden; }
.about-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.about-links a { display: flex; align-items: center; min-height: 4.6rem; padding: 1rem 1.5rem; font-family: var(--mono); font-weight: 800; text-decoration: none; text-transform: uppercase; transition: background 150ms ease, color 150ms ease; }
.about-links a:nth-child(odd) { border-right: 1px solid var(--ink); }
.about-links a:nth-child(-n + 2) { border-bottom: 1px solid var(--ink); }
.about-links a:hover { background: var(--ink); color: var(--cream); }

.site-footer { padding: 1rem 0; background: var(--ink); color: var(--cream); }
.site-footer .container { display: flex; justify-content: space-between; gap: 1rem; font-family: var(--mono); font-size: 0.78rem; }
.site-footer a { color: var(--orange); }

@media (min-width: 621px) {
  #atomic-heart .ecosystem-map { row-gap: 0; }

  #atomic-heart .ecosystem-down-missions,
  #atomic-heart .ecosystem-down-arg {
    position: relative;
    align-self: stretch;
    justify-self: center;
    width: 1px;
    min-width: 0;
    min-height: 0;
    background: var(--accent);
    color: transparent;
    font-size: 0;
  }

  #atomic-heart .ecosystem-down-missions::after,
  #atomic-heart .ecosystem-down-arg::after {
    position: absolute;
    bottom: 1px;
    left: 50%;
    width: 0.34rem;
    height: 0.34rem;
    border-right: 1px solid var(--accent);
    border-bottom: 1px solid var(--accent);
    content: "";
    transform: translateX(-50%) rotate(45deg);
  }

  #swarms .retention-loop {
    grid-template-columns: minmax(0, 1fr) 1.35rem minmax(0, 1fr) 1.35rem minmax(0, 1fr) 1.35rem minmax(0, 1fr);
    grid-template-rows: auto 1.05rem auto;
    gap: 0;
  }

  #swarms .retention-loop .loop-arrow {
    position: relative;
    align-self: stretch;
    justify-self: stretch;
    min-width: 0;
    min-height: 0;
    color: transparent;
    font-size: 0;
  }

  #swarms .retention-loop .loop-entry-arrow,
  #swarms .retention-loop .loop-daily-arrow,
  #swarms .retention-loop .loop-team-arrow,
  #swarms .retention-loop .loop-back {
    align-self: center;
    height: 1px;
    background: var(--accent);
  }

  #swarms .retention-loop .loop-down,
  #swarms .retention-loop .loop-up {
    justify-self: center;
    width: 1px;
    background: var(--accent);
  }

  #swarms .retention-loop .loop-arrow::after {
    position: absolute;
    width: 0.34rem;
    height: 0.34rem;
    border-right: 1px solid var(--accent);
    border-bottom: 1px solid var(--accent);
    content: "";
  }

  #swarms .retention-loop .loop-entry-arrow::after,
  #swarms .retention-loop .loop-daily-arrow::after,
  #swarms .retention-loop .loop-team-arrow::after {
    top: 50%;
    right: 1px;
    transform: translateY(-50%) rotate(-45deg);
  }

  #swarms .retention-loop .loop-back::after {
    top: 50%;
    left: 1px;
    transform: translateY(-50%) rotate(135deg);
  }

  #swarms .retention-loop .loop-down::after {
    bottom: 1px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
  }

  #swarms .retention-loop .loop-up::after {
    top: 1px;
    left: 50%;
    transform: translateX(-50%) rotate(-135deg);
  }

  #poker .poker-loop {
    grid-template-columns: minmax(0, 1fr) 1.35rem minmax(0, 1fr) 1.35rem minmax(0, 1fr) 1.35rem minmax(0, 1fr);
    grid-template-rows: auto 1.05rem auto;
    gap: 0;
  }

  #poker .poker-connector {
    position: relative;
    align-self: stretch;
    justify-self: stretch;
    min-width: 0;
    min-height: 0;
  }

  #poker .poker-connector--right,
  #poker .poker-connector--left {
    align-self: center;
    height: 1px;
    background: var(--accent);
  }

  #poker .poker-connector--vertical {
    justify-self: center;
    width: 1px;
    height: auto;
    background: var(--accent);
  }

  #poker .poker-connector::after {
    position: absolute;
    width: 0.34rem;
    height: 0.34rem;
    border-right: 1px solid var(--accent);
    border-bottom: 1px solid var(--accent);
    content: "";
  }

  #poker .poker-connector--right::after {
    top: 50%;
    right: 1px;
    transform: translateY(-50%) rotate(-45deg);
  }

  #poker .poker-connector--left::after {
    top: 50%;
    left: 1px;
    transform: translateY(-50%) rotate(135deg);
  }

  #poker .poker-connector--down::after {
    bottom: 1px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
  }

  #poker .poker-connector--up::after {
    top: 1px;
    left: 50%;
    transform: translateX(-50%) rotate(-135deg);
  }
}

@media (min-width: 901px) {
  :root { --section-pad: clamp(0.625rem, 1.15vh, 1rem); }
  html { scroll-snap-type: y proximity; }
  .section { scroll-snap-align: start; }
  .project { padding-right: calc(var(--progression-control) + 0.75rem); }
  .section > .container { min-height: calc(100svh - (var(--section-pad) * 2)); }
  #intro { padding-block: 0; }
  #intro > .container {
    width: min(1720px, calc(100% - clamp(4rem, 9vw, 9rem)));
    min-height: 100svh;
  }
  .project > .container { display: flex; align-items: stretch; }

  .scene-header { padding: clamp(0.75rem, 1.35vh, 1rem) clamp(1rem, 1.35vw, 1.35rem); }
  .scene-header::after { height: 0.4rem; }
  .scene-header .eyebrow { margin-bottom: 0.35rem; }
  .scene-header h2 {
    max-width: 100%;
    margin-bottom: 0.35rem;
    font-size: clamp(2.15rem, 3.25vw, 3.7rem);
    line-height: 0.88;
  }
  .scene-meta { margin-bottom: 0.3rem; }
  .scene-summary { font-size: clamp(0.95rem, 1.02vw, 1.08rem); line-height: 1.3; }

  #first-projects .scene-title-pair { display: block; }
  #first-projects .scene-title-pair > span { display: block; white-space: normal; }
  #first-projects .scene-header h2 { max-width: 100%; font-size: clamp(2rem, 3vw, 3.45rem); }

  .scene-info-block { padding: clamp(0.65rem, 1vh, 0.85rem) clamp(0.9rem, 1.15vw, 1.15rem); }
  .scene-info-block h3 { margin-bottom: 0.42rem; }
  .scene-role-title { margin-bottom: 0.3rem; }
  .scene-context,
  .scene-proof { font-size: clamp(0.78rem, 0.77vw, 0.86rem); line-height: 1.35; }
  .scene-tags { gap: 0.32rem; }
  .scene-tags span { padding: 0.34rem 0.46rem; font-size: 0.68rem; }

  .scene-results { padding: clamp(0.65rem, 1vh, 0.85rem) clamp(0.9rem, 1.15vw, 1.15rem); }
  .scene-results h3 { margin-bottom: 0.45rem; }
  .scene-primary-metrics { gap: clamp(0.5rem, 0.9vh, 0.75rem) clamp(0.9rem, 1.35vw, 1.35rem); }
  .scene-primary-metrics li { padding-top: 0.34rem; }
  .scene-primary-metrics strong { font-size: clamp(1.8rem, 2.5vw, 2.9rem); }
  .scene-primary-metrics span { margin-top: 0.2rem; font-size: 0.7rem; line-height: 1.25; }
  .scene-secondary-metrics { gap: 0.7rem; margin-top: 0.52rem; }
  .scene-secondary-metrics li { padding-top: 0.34rem; }
  .scene-secondary-metrics strong { font-size: 1.15rem; }
  .scene-secondary-metrics span { font-size: 0.66rem; line-height: 1.25; }

  #warcities .scene-left { grid-template-rows: auto minmax(0, 1fr) minmax(clamp(16.25rem, 32vh, 18.75rem), auto); }
  #warcities .scene-info-block:not(.scene-role) { padding-block: clamp(0.45rem, 0.75vh, 0.65rem); }
  #warcities .war-flow { gap: 0.25rem; }
  #warcities .war-flow span { min-height: 2rem; padding: 0.28rem 0.36rem; }
  #warcities .scene-tags { gap: 0.28rem; }
  #warcities .scene-tags span { padding: 0.3rem 0.42rem; }
  #warcities .scene-results { display: grid; align-content: center; padding-block: clamp(0.9rem, 1.6vh, 1.15rem); }
  #warcities .scene-results h3 { margin-bottom: 0.55rem; }
  #warcities .scene-primary-metrics { row-gap: clamp(0.75rem, 1.35vh, 1rem); }
  #warcities .scene-primary-metrics li { padding-top: 0.45rem; }
  #warcities .scene-primary-metrics strong { font-size: clamp(2rem, 2.85vw, 3rem); }
  #warcities .scene-secondary-metrics { gap: 1rem; margin-top: 0.75rem; }
  #warcities .scene-secondary-metrics li { padding-top: 0.45rem; }
  #warcities .scene-secondary-metrics strong { font-size: 1.25rem; }

  #swarms .scene-left { grid-template-rows: auto minmax(0, 1fr) minmax(clamp(16.25rem, 33vh, 18.75rem), auto); }
  #swarms .scene-info-block:not(.scene-role) { padding-block: clamp(0.45rem, 0.7vh, 0.6rem); }
  #swarms .retention-loop .loop-step { min-height: 2rem; padding: 0.28rem 0.36rem; }
  #swarms .scene-tags { gap: 0.28rem; }
  #swarms .scene-tags span { padding: 0.3rem 0.42rem; }
  #swarms .scene-results {
    display: grid;
    align-content: start;
    padding-top: clamp(0.65rem, 1vh, 0.85rem);
    padding-bottom: clamp(0.9rem, 1.55vh, 1.15rem);
  }
  #swarms .scene-results h3 { margin-bottom: 0.6rem; }
  #swarms .scene-primary-metrics { row-gap: clamp(0.85rem, 1.45vh, 1.1rem); }
  #swarms .scene-primary-metrics li { padding-top: 0.46rem; }
  #swarms .scene-primary-metrics strong { font-size: clamp(2rem, 2.85vw, 3.05rem); }
  #swarms .build-card--level-three { grid-template-rows: auto minmax(170px, 1fr) auto; }
  #swarms .build-skills--level-three { padding-block: 0.58rem; }
  #swarms .build-skills--level-three .build-skills-title { font-size: 0.74rem; }

  #atomic-heart .scene-left { grid-template-rows: auto minmax(0, 1fr) minmax(clamp(15.5rem, 31vh, 18rem), auto); }
  #atomic-heart .scene-info-block:not(.scene-role) { padding-block: clamp(0.45rem, 0.7vh, 0.6rem); }
  #atomic-heart .scene-results {
    display: grid;
    align-content: start;
    padding-top: clamp(0.65rem, 1vh, 0.85rem);
    padding-bottom: clamp(0.9rem, 1.55vh, 1.15rem);
  }
  #atomic-heart .build-card--level-four { grid-template-rows: auto minmax(170px, 1fr) auto; }
  #atomic-heart .build-skills--level-four { padding-block: 0.58rem; }
  #atomic-heart .build-skills--level-four .build-skills-title { font-size: 0.74rem; }

  #poker .build-card--level-five { grid-template-rows: auto minmax(170px, 1fr) auto; }
  #poker .build-skills--level-five { padding-block: 0.58rem; }
  #poker .build-skills--level-five .build-skills-title { font-size: 0.74rem; }

  .scene-right { grid-template-rows: minmax(138px, 0.46fr) minmax(0, 1.54fr); }
  .scene-visual { min-height: 138px; }
  .build-card { grid-template-rows: auto minmax(112px, 1fr) auto; }
  .build-card-header > div { padding: 0.48rem 0.7rem; }
  .build-level { font-size: clamp(1.35rem, 1.9vw, 2rem); }
  .build-value { font-size: 0.82rem; }
  .build-progress-path { margin-top: 0.2rem; }
  .build-portrait { min-height: 112px; padding: 0.65rem; }
  .build-skills { padding: 0.48rem 0.7rem; }
  .build-skills-title { margin-bottom: 0.35rem; font-size: 0.7rem; }
  .build-skill-group + .build-skill-group { margin-top: 0.38rem; }
  .build-skill-group-title { margin-bottom: 0.26rem; }
  .build-existing-skills { gap: 0.2rem; }
  .build-existing-skills span { padding: 0.22rem 0.3rem; font-size: 0.63rem; }
  .build-skill-row {
    grid-template-columns: minmax(0, 1fr) 52px 1.1rem;
    gap: 0.35rem;
    padding: 0.27rem 0;
    font-size: 0.68rem;
  }

  .war-flow span,
  .swarms-flow span,
  .retention-loop .loop-step,
  .ecosystem-node,
  .poker-loop .loop-step {
    min-height: 2.15rem;
    padding: 0.32rem 0.42rem;
    font-size: 0.62rem;
  }
  .product-hypothesis { margin-top: 0.5rem; padding-top: 0.5rem; }

  .level-one-case-grid { gap: 0.55rem; }
  .level-one-case { padding: 0.68rem; }
  .level-one-case-header h4 { margin-bottom: 0.28rem; }
  .level-one-case-label { margin-bottom: 0.24rem; }
  .level-one-case-description { margin-bottom: 0.45rem; font-size: 0.88rem; line-height: 1.3; }
  .level-one-results-grid { gap: clamp(1rem, 2vw, 2rem); }
  .level-one-metrics { gap: 0.65rem; }
  .level-one-metrics li { padding-top: 0.32rem; }
  .level-one-metrics strong { font-size: clamp(1.65rem, 2.3vw, 2.55rem); }
  .level-one-metrics span { margin-top: 0.2rem; font-size: 0.66rem; }
  .level-one-result-support { margin-top: 0.3rem; }

  .hero > .container { gap: 0; }
  .hero-grid { gap: clamp(1.25rem, 2.2vw, 2.4rem); }
  .hero-copy { position: relative; top: clamp(0.55rem, 1.2vh, 0.75rem); }
  .hero h1 { margin-bottom: clamp(1.75rem, 3.6vh, 2.2rem); font-size: clamp(4.5rem, 8.5vw, 9.5rem); }
  .hero-hook { margin-bottom: 0.7rem; }
  .hero-character-module { position: relative; grid-template-rows: minmax(0, 1fr); gap: 0; }
  .intro-about-link { position: absolute; top: 0; right: 0; z-index: 1; width: 100%; }
  .build-card--intro { position: relative; top: 0.75rem; align-self: center; }
  .build-card--intro .build-level { white-space: nowrap; }
  .build-card--intro .build-card-header > div { padding: 0.52rem 0.72rem; }
  .build-card--intro .build-portrait { min-height: clamp(160px, 20vh, 210px); }
  .build-card--intro .build-skills { padding: 0.58rem 0.74rem; }
  .build-card--intro .build-skills-title { margin-bottom: 0.5rem; color: var(--ink); font-size: 0.82rem; font-weight: 900; letter-spacing: 0.055em; }
  .intro-skill-groups { gap: 0.42rem 0.78rem; }
  .button.hero-cta { min-height: 4.5rem; padding-block: 0.8rem; }

  .about-grid { gap: clamp(1.5rem, 5vw, 5rem); }
  .about-portrait { width: min(100%, 500px); }
  .about-copy h2 { margin-bottom: 0.85rem; font-size: clamp(2.35rem, 3.45vw, 4.15rem); }
  .about-story { gap: 0.65rem; }
  .about-eyebrow { margin-top: 1.1rem; }
  .about-links a { min-height: 3.7rem; padding: 0.75rem 1rem; }
}

@media (min-width: 1200px) {
  .hero-hook { white-space: nowrap; }
}

@media (min-width: 1200px) {
  .intro-about-link,
  .build-card--intro {
    width: calc(100% + 1.5rem);
    justify-self: end;
  }
}

@media (max-width: 1180px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(330px, 0.78fr); gap: 1.5rem; }
  .intro-skill-group span { font-size: 0.68rem; }
  .about-grid { grid-template-columns: 0.7fr 1.3fr; gap: 3rem; }
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(4.2rem, 17vw, 8rem); }
  .hero-character-module { max-width: 620px; gap: 1.5rem; }
  .hero-bottom-actions { justify-content: stretch; }
  .button.hero-cta { width: 100%; border-radius: 1.2rem; }
  .project-scene-card { box-shadow: none; }
  .about-grid { grid-template-columns: 1fr; }
  .about-portrait { max-width: 430px; justify-self: start; }
  .site-footer { padding-right: 0; }
}

@media (max-width: 620px) {
  .hero h1 { font-size: clamp(3.6rem, 19vw, 6rem); }
  .intro-about-link { grid-template-columns: 1fr; border-radius: 1.25rem; }
  .intro-about-link span { min-width: 0; }
  .level-one-case-grid,
  .level-one-results-grid,
  .about-links { grid-template-columns: 1fr; }
  .level-one-result-group:last-child .level-one-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #poker .scene-primary-metrics { grid-template-columns: 1fr; }
  #poker .scene-info { grid-template-columns: 1fr; }
  #poker .scene-role { grid-column: 1; }
  .about-links a:nth-child(odd) { border-right: 0; }
  .about-links a:nth-child(-n + 3) { border-bottom: 1px solid var(--ink); }
  .site-footer .container { flex-direction: column; }
}