:root {
    --bg: #0a0a0a;
    --bg-deep: #000000;
    --surface: #131313;
    --border: #232323;
    --ink: #f4f4f2;
    --ink-dim: #9a9a96;
    --ink-faint: #5c5c58;
    --accent: #c93030;
    --accent-dim: #7a2020;
    --green: #35b06a;
    --sans: 'Poppins', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--sans);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  a { color: inherit; }
  .wrap {
    max-width: 74rem;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 3rem);
  }
  .eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent);
  }

  /* ── Header ── */
  header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10,10,10,0.86);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.3rem clamp(1.5rem, 5vw, 3rem);
    max-width: 74rem;
    margin: 0 auto;
  }
  .wordmark {
    font-weight: 800;
    font-size: 1.02rem;
    letter-spacing: 0.02em;
  }
  .wordmark .dot { color: var(--accent); }
  .nav-links {
    display: flex;
    align-items: center;
    gap: 2.1rem;
    font-size: 0.86rem;
    color: var(--ink-dim);
  }
  .nav-links a { text-decoration: none; transition: color 0.2s; }
  .nav-links a:hover { color: var(--ink); }
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--sans);
    font-weight: 600;
    font-size: 0.84rem;
    letter-spacing: 0.01em;
    color: var(--bg);
    background: var(--accent);
    padding: 0.68rem 1.35rem;
    border-radius: 999px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
  }
  .btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px -8px rgba(201,48,48,0.55); }
  .btn-ghost {
    color: var(--ink);
    background: transparent;
    border: 1px solid var(--border);
  }
  .btn-ghost:hover { border-color: var(--ink-faint); box-shadow: none; }

  /* ── Hero ── */
  .hero {
    padding: 5.5rem 0 5rem;
    position: relative;
  }
  .hero::before {
    content: '';
    position: absolute;
    inset: -10% -10% auto -10%;
    height: 32rem;
    background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(201,48,48,0.16), transparent 70%);
    pointer-events: none;
    z-index: 0;
  }
  .hero-inner { position: relative; z-index: 1; }
  .hero .eyebrow { margin-bottom: 1.3rem; }
  h1 {
    font-weight: 800;
    font-size: clamp(2.3rem, 5.6vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.01em;
    max-width: 42rem;
  }
  h1 .map { color: var(--ink-faint); }
  .lede {
    margin-top: 1.6rem;
    font-size: clamp(1.05rem, 1.6vw, 1.22rem);
    line-height: 1.6;
    color: var(--ink-dim);
    max-width: 40rem;
  }
  .tagline {
    margin-top: 1.1rem;
    font-family: var(--mono);
    font-size: 0.95rem;
    color: var(--accent);
    letter-spacing: 0.01em;
  }
  .hero-ctas {
    display: flex;
    gap: 1rem;
    margin-top: 2.3rem;
    flex-wrap: wrap;
  }
  .hero-visual {
    margin-top: 3.6rem;
    border-radius: 1.1rem;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 40px 90px -40px rgba(0,0,0,0.9);
  }
  .hero-visual img { display: block; width: 100%; }
  .hero-visual-caption {
    margin-top: 1rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--ink-faint);
    text-align: center;
  }

  /* ── Sections ── */
  section { padding: 5.2rem 0; border-top: 1px solid var(--border); }
  .section-head { max-width: 46rem; margin-bottom: 3rem; }
  .section-head h2 {
    font-weight: 700;
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    line-height: 1.24;
    margin-top: 0.9rem;
  }
  .section-head p {
    margin-top: 1.1rem;
    font-size: 1.02rem;
    line-height: 1.65;
    color: var(--ink-dim);
  }

  /* Map vs. territory */
  .split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: start;
  }
  .stat-badge {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 0.6rem;
    padding: 1.6rem 1.8rem;
  }
  .stat-badge + .stat-badge { margin-top: 1.1rem; }
  .stat-badge .num {
    font-family: var(--mono);
    font-weight: 700;
    font-size: 2.1rem;
    color: var(--ink);
  }
  .stat-badge .num span { color: var(--accent); }
  .stat-badge .lbl {
    margin-top: 0.5rem;
    font-size: 0.92rem;
    color: var(--ink-dim);
    line-height: 1.5;
  }

  /* Eval-vs-production example cards */
  .example-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    padding: 1.4rem 1.6rem;
  }
  .example-card + .example-card { margin-top: 1.1rem; }
  .example-card--eval { border-left: 3px solid var(--green); }
  .example-card--prod { border-left: 3px solid var(--accent); }
  .example-tag {
    font-family: var(--mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-faint);
  }
  .example-prompt {
    margin-top: 0.7rem;
    font-size: 0.96rem;
    color: var(--ink);
    line-height: 1.5;
    font-style: italic;
  }
  .example-result {
    margin-top: 0.8rem;
    font-family: var(--mono);
    font-size: 0.82rem;
    font-weight: 700;
  }
  .example-result--pass { color: var(--green); }
  .example-result--fail { color: var(--accent); }
  .example-note {
    margin-top: 0.5rem;
    font-size: 0.82rem;
    color: var(--ink-dim);
    line-height: 1.5;
  }

  /* Architecture cards */
  .arch-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.6rem;
  }
  .arch-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    padding: 2rem 1.7rem;
    position: relative;
  }
  .arch-card .n {
    font-family: var(--mono);
    color: var(--accent);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
  }
  .arch-card h3 {
    margin-top: 0.9rem;
    font-size: 1.18rem;
    font-weight: 700;
  }
  .arch-card p {
    margin-top: 0.75rem;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--ink-dim);
  }
  .arch-arrow {
    display: none;
  }

  /* Evidence */
  .evidence {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
  }
  .evidence-visual {
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--border);
  }
  .evidence-visual img { display: block; width: 100%; }
  .evidence-copy .eyebrow { margin-bottom: 1rem; }
  .evidence-copy h2 {
    font-weight: 700;
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    line-height: 1.3;
  }
  .evidence-copy p {
    margin-top: 1.1rem;
    color: var(--ink-dim);
    line-height: 1.65;
    font-size: 1rem;
  }
  .evidence-copy .source {
    margin-top: 1.2rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--ink-faint);
  }
  .mono-line {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--mono);
    font-size: 0.88rem;
    color: var(--ink);
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 0.55rem 0.9rem;
    margin-top: 1.2rem;
  }
  .mono-line .ok { color: var(--green); }
  .mono-line .bad { color: var(--accent); }

  /* Terrain visual */
  .terrain-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
  }
  .terrain-panel {
    background: #000;
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    overflow: hidden;
  }
  .terrain-panel-title {
    padding: 0.9rem 1.1rem 0.5rem;
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--ink);
    text-align: center;
  }
  .terrain-map {
    position: relative;
    height: 260px;
    margin: 0 0.8rem 0.9rem;
    border-radius: 0.5rem;
    overflow: hidden;
    background: #050505;
  }
  .terrain-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(28px);
    opacity: 0.85;
    background: radial-gradient(circle, rgba(255,150,60,0.9), rgba(201,48,48,0.35) 55%, transparent 75%);
  }
  .terrain-blob--a {
    width: 70%; height: 85%;
    left: -10%; top: -20%;
    transform: rotate(-18deg);
  }
  .terrain-blob--b {
    width: 26%; height: 30%;
    right: 6%; bottom: 8%;
    background: radial-gradient(circle, rgba(255,196,90,0.95), rgba(201,48,48,0.5) 60%, transparent 80%);
    filter: blur(14px);
    opacity: 0.95;
  }
  .terrain-blob--wide.terrain-blob--a { width: 92%; height: 95%; left: -6%; top: -14%; transform: rotate(-10deg); }
  .terrain-blob--wide.terrain-blob--b { width: 20%; height: 24%; }
  .terrain-dot {
    position: absolute;
    width: 9px; height: 9px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
  }
  .terrain-dot--pass {
    background: var(--green);
    box-shadow: 0 0 8px 1px rgba(53,176,106,0.7);
  }
  .terrain-dot--fail {
    background: var(--accent);
    box-shadow: 0 0 8px 1px rgba(201,48,48,0.7);
  }
  .terrain-note {
    position: absolute;
    left: 0.7rem; bottom: 0.6rem;
    font-family: var(--mono);
    font-size: 0.66rem;
    color: rgba(255,255,255,0.34);
  }
  .terrain-zone {
    position: absolute;
    box-sizing: border-box;
  }
  .terrain-zone--good {
    left: 3%; top: 5%; width: 88%; height: 88%;
    border: 1.5px dashed rgba(53,176,106,0.55);
    background: rgba(53,176,106,0.06);
    border-radius: 46% 54% 58% 42% / 50% 46% 54% 50%;
  }
  .terrain-zone--bad {
    left: 40%; top: 30%; width: 50%; height: 38%;
    border: 1.5px dashed rgba(201,48,48,0.65);
    background: rgba(201,48,48,0.1);
    border-radius: 55% 45% 60% 40% / 45% 55% 40% 60%;
  }
  .terrain-zone--bad-core {
    left: 58%; top: 40%; width: 20%; height: 18%;
    border: 1.5px solid rgba(255,120,90,0.75);
    border-radius: 50%;
  }
  .terrain-label {
    position: absolute;
    transform: translate(-50%, -50%);
    font-family: var(--mono);
    font-size: 0.62rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 0.25rem;
    white-space: nowrap;
    border: 1px solid;
  }
  .terrain-label--stuck { color: #f2b705; border-color: rgba(242,183,5,0.5); background: rgba(242,183,5,0.12); }
  .terrain-label--degrading { color: var(--accent); border-color: rgba(201,48,48,0.55); background: rgba(201,48,48,0.14); }
  .terrain-label--fast { color: var(--green); border-color: rgba(53,176,106,0.5); background: rgba(53,176,106,0.12); }
  .terrain-label--moderate { color: #5b9bd5; border-color: rgba(91,155,213,0.5); background: rgba(91,155,213,0.12); }
  .terrain-caption {
    margin-top: 1.2rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--ink-faint);
    text-align: center;
  }

  /* CTA */
  .cta-section {
    text-align: center;
    padding: 6rem 0 5.5rem;
  }
  .cta-section h2 {
    font-weight: 800;
    font-size: clamp(2rem, 4.4vw, 3.1rem);
    line-height: 1.15;
    max-width: 40rem;
    margin: 0 auto;
  }
  .cta-section p {
    margin-top: 1.2rem;
    color: var(--ink-dim);
    font-size: 1.05rem;
  }
  .cta-section .hero-ctas { justify-content: center; margin-top: 2.2rem; }

  footer {
    border-top: 1px solid var(--border);
    padding: 2.2rem 0;
  }
  .footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--ink-faint);
  }
  .footer-inner .eq {
    font-family: var(--mono);
  }
  .footer-links {
    display: flex;
    gap: 1.4rem;
  }
  .footer-links a {
    color: var(--ink-faint);
    text-decoration: none;
    transition: color 0.2s;
  }
  .footer-links a:hover {
    color: var(--ink);
  }

  /* Hero with side visual */
  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.2rem;
    align-items: center;
  }
  .hero-grid h1 { font-size: clamp(2rem, 4vw, 3.1rem); }
  .hero-grid .hero-visual { margin-top: 0; }
  .hero-grid .hero-visual-caption { text-align: left; }
  @media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; gap: 2.4rem; }
  }

  /* Case study images */
  .case-feature + .case-feature { margin-top: 1.6rem; }
  .case-feature > p { max-width: 46rem; }
  .case-img {
    display: block;
    width: 100%;
    margin-top: 1.8rem;
    border-radius: 0.7rem;
    border: 1px solid var(--border);
  }

  /* Outcome pillars */
  .pillar-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
  }
  @media (max-width: 1100px) {
    .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  }

  /* Controller failure modes */
  .mode-list { margin-top: 1.8rem; display: grid; gap: 0.2rem; }
  .mode {
    display: grid;
    grid-template-columns: 2.2rem 1fr;
    gap: 0.4rem 0.8rem;
    padding: 1rem 0;
    border-top: 1px solid var(--border);
  }
  .mode .k {
    font-family: var(--mono);
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--accent);
    padding-top: 0.15rem;
  }
  .mode h3 { font-size: 1.02rem; font-weight: 700; }
  .mode p { margin-top: 0.3rem; font-size: 0.88rem; line-height: 1.55; color: var(--ink-dim); }
  .fine {
    margin-top: 1.4rem;
    font-family: var(--mono);
    font-size: 0.76rem;
    line-height: 1.5;
    color: var(--ink-faint);
  }

  /* Case studies */
  .case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.6rem;
    margin-bottom: 1.6rem;
  }
  .case-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    padding: 2rem 1.9rem;
  }
  .case-card .n {
    font-family: var(--mono);
    color: var(--accent);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
  .case-card h3 { margin-top: 0.8rem; font-size: 1.28rem; font-weight: 700; line-height: 1.3; }
  .case-card p { margin-top: 0.8rem; font-size: 0.92rem; line-height: 1.6; color: var(--ink-dim); }
  .case-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.3rem;
    border-top: 1px solid var(--border);
  }
  .case-stats .num { font-family: var(--mono); font-weight: 700; font-size: 1.45rem; color: var(--ink); }
  .case-stats .lbl { margin-top: 0.3rem; font-size: 0.76rem; line-height: 1.4; color: var(--ink-dim); }
  .case-feature { padding: 2rem; background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; }
  .case-feature .eyebrow { margin-bottom: 1rem; }
  .case-feature h3 { font-weight: 700; font-size: clamp(1.3rem, 2.2vw, 1.7rem); line-height: 1.3; }
  .case-feature p { margin-top: 1rem; color: var(--ink-dim); line-height: 1.65; font-size: 0.96rem; }
  .chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }
  .chip {
    font-family: var(--mono);
    font-size: 0.74rem;
    color: var(--ink);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.35rem 0.8rem;
    background: var(--bg-deep);
  }
  .chip--hot { background: var(--accent); border-color: var(--accent); color: var(--bg); font-weight: 700; }

  @media (max-width: 900px) {
    .case-grid { grid-template-columns: 1fr; }
    .pillar-grid { grid-template-columns: 1fr; }
    .case-stats { grid-template-columns: 1fr; }
  }

  @media (max-width: 900px) {
    .split, .evidence, .terrain-grid { grid-template-columns: 1fr; }
    .arch-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
  }

  /* ── Shared nav tweaks ── */
  .nav-links { gap: 1.5rem; }
  @media (max-width: 1100px) { .nav-links { gap: 1rem; font-size: 0.78rem; } }

  /* ── Inner page hero ── */
  .page-hero { padding: 5rem 0 3.6rem; position: relative; border-top: none; }
  .page-hero::before {
    content: ''; position: absolute; inset: -10% -10% auto -10%; height: 26rem;
    background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(201,48,48,0.16), transparent 70%);
    pointer-events: none;
  }
  .page-hero .wrap { position: relative; }
  .page-hero h1 {
    margin-top: 1.1rem; font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 800; line-height: 1.1; max-width: 46rem;
  }
  .page-hero .lede { max-width: 44rem; }

  /* ── Prose, lists, figures ── */
  .prose p { margin-top: 1.1rem; color: var(--ink-dim); line-height: 1.7; font-size: 1.04rem; max-width: 46rem; }
  .prose p:first-child { margin-top: 0; }
  .prose p strong { color: var(--ink); font-weight: 600; }
  .bullets { margin-top: 1.4rem; display: grid; gap: 0.95rem; max-width: 46rem; list-style: none; }
  .bullets li { padding-left: 1.4rem; position: relative; color: var(--ink); line-height: 1.55; }
  .bullets li::before {
    content: ''; position: absolute; left: 0; top: 0.62rem; width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  }
  .bullets li span { color: var(--ink-dim); }
  .figure { margin-top: 2.4rem; }
  .figure img { display: block; width: 100%; border-radius: 1rem; border: 1px solid var(--border); }
  .figure figcaption { margin-top: 0.85rem; font-family: var(--mono); font-size: 0.78rem; line-height: 1.5; color: var(--ink-faint); }
  .two-up { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
  .two-up .figure { margin-top: 0; }

  /* ── Six shapes ── */
  .shape-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
  .shape-card { background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 1.8rem 1.7rem; }
  .shape-card .n { font-family: var(--mono); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.1em; color: var(--accent); }
  .shape-card h3 { margin-top: 0.7rem; font-size: 1.5rem; font-weight: 800; }
  .shape-card p { margin-top: 0.6rem; font-size: 0.95rem; line-height: 1.55; color: var(--ink-dim); }
  .shape-card .eg {
    margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--border);
    font-family: var(--mono); font-size: 0.78rem; line-height: 1.55; color: var(--ink-faint);
  }

  /* ── Problems we solve ── */
  .problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
  .problem {
    display: block; text-decoration: none; background: var(--surface); border: 1px solid var(--border);
    border-left: 3px solid var(--accent); border-radius: 0.6rem; padding: 1.4rem 1.6rem; transition: border-color 0.2s;
  }
  .problem:hover { border-color: var(--ink-faint); border-left-color: var(--accent); }
  .problem h3 { font-size: 1.05rem; font-weight: 700; line-height: 1.35; }
  .problem p { margin-top: 0.5rem; font-size: 0.88rem; line-height: 1.55; color: var(--ink-dim); }
  .problem .tag { margin-top: 0.8rem; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--accent); }
  .chip-links { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.6rem; }
  .chip-links a {
    font-size: 0.9rem; text-decoration: none; color: var(--ink); border: 1px solid var(--border);
    border-radius: 999px; padding: 0.5rem 1.1rem; background: var(--surface); transition: border-color 0.2s;
  }
  .chip-links a:hover { border-color: var(--accent); }
  .card-link { display: inline-block; margin-top: 1.1rem; font-size: 0.86rem; font-weight: 600; color: var(--accent); text-decoration: none; }
  .card-link:hover { text-decoration: underline; }

  /* ── Steps ── */
  .steps { list-style: none; display: grid; grid-template-columns: repeat(7, 1fr); gap: 1rem; margin-top: 2.2rem; counter-reset: step; }
  .steps li { counter-increment: step; border-top: 2px solid var(--border); padding-top: 1rem; }
  .steps li::before { content: counter(step); font-family: var(--mono); font-weight: 700; color: var(--accent); font-size: 0.82rem; }
  .steps.five { grid-template-columns: repeat(5, 1fr); }
  .steps li strong { display: block; margin-top: 0.4rem; font-size: 1rem; }
  .steps li span { display: block; margin-top: 0.4rem; font-size: 0.82rem; line-height: 1.5; color: var(--ink-dim); }

  /* ── FAQ ── */
  .faq { max-width: 50rem; }
  .faq details { border-top: 1px solid var(--border); padding: 1.15rem 0; }
  .faq details:last-child { border-bottom: 1px solid var(--border); }
  .faq summary { cursor: pointer; font-weight: 600; font-size: 1.02rem; line-height: 1.4; }
  .faq p { margin-top: 0.8rem; color: var(--ink-dim); line-height: 1.7; }

  /* ── Banded call-out ── */
  .band {
    background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--accent);
    border-radius: 0.8rem; padding: 2rem 2.2rem;
  }
  .band h3 { font-size: 1.3rem; font-weight: 700; line-height: 1.3; }
  .band p { margin-top: 0.7rem; color: var(--ink-dim); line-height: 1.65; max-width: 46rem; }
  .band .hero-ctas { margin-top: 1.4rem; }

  @media (max-width: 900px) {
    .shape-grid, .problem-grid, .two-up { grid-template-columns: 1fr; }
    .steps, .steps.five { grid-template-columns: repeat(2, 1fr); }
  }


/* ── Plain-story additions ── */
.big-lines { display: grid; gap: 0.5rem; margin-top: 1.6rem; }
.big-lines p { font-size: clamp(1.3rem, 2.6vw, 1.9rem); font-weight: 600; line-height: 1.3; color: var(--ink-dim); }
.big-lines p.hot { color: var(--ink); font-weight: 700; }
.job-card { background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 2rem; }
.job-card + .job-card { margin-top: 1.6rem; }
.job-card .n { font-family: var(--mono); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.job-card h3 { margin-top: 0.7rem; font-size: clamp(1.3rem, 2.2vw, 1.7rem); font-weight: 800; line-height: 1.25; }
.job-card p { margin-top: 0.6rem; color: var(--ink-dim); line-height: 1.55; max-width: 44rem; }
.job-card .fine { margin-top: 0.9rem; }
.job-card .case-stats { max-width: 46rem; }
.job-card img { display: block; width: 100%; margin-top: 1.5rem; border-radius: 0.7rem; border: 1px solid var(--border); }
.shape-card p { margin-top: 0.5rem; }


/* ── Hero heading lines ── */
.hero h1 .l { display: block; }
.hero h1 .hot { color: var(--accent); }
.hero-grid h1 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); line-height: 1.15; }


/* ── Rhythm: one consistent spacing and picture treatment ── */
section { padding: 3.6rem 0; }
.hero { padding: 3.6rem 0 3.2rem; }
.section-head { margin-bottom: 1.8rem; }
.page-hero { padding: 4rem 0 2.6rem; }
.big-lines { margin-top: 0; }
.figure { margin-top: 1.8rem; }
.figure img { max-width: 62rem; margin: 0 auto; }
.figure figcaption { max-width: 62rem; margin-left: auto; margin-right: auto; }

.job-row {
  display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 2.4rem; align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 1.6rem;
}
.job-row + .job-row { margin-top: 1.2rem; }
.job-row .n { font-family: var(--mono); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.job-row h3 { margin-top: 0.6rem; font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 800; line-height: 1.25; }
.job-row p { margin-top: 0.6rem; color: var(--ink-dim); line-height: 1.55; }
.job-row .case-stats { margin-top: 1.1rem; padding-top: 1rem; gap: 0.8rem; }
.job-row .case-stats .num { font-size: 1.2rem; }
.job-row .fine { margin-top: 0.9rem; }
.job-row .shot {
  display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover;
  border-radius: 0.6rem; border: 1px solid var(--border);
}
.job-row .shot.foam { object-position: center 82%; }
@media (max-width: 900px) { .job-row { grid-template-columns: 1fr; } }


/* ══ Story system ══ */
/* Two layouts only: .story (statement left, visual right) and a plain grid.
   One motif everywhere: a track, a line with a dot at each end. */
:root { --accent-dim: #5a1d1d; --tint: #0d0d0d; }
section { padding: 4.4rem 0; }
.tint { background: var(--tint); }
.eyebrow { margin-bottom: 0; }

.story { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 4rem; align-items: center; }
.story h2 { margin-top: 0.9rem; font-weight: 800; font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1.12; }
.story .lead { margin-top: 1.1rem; font-size: 1.12rem; line-height: 1.55; color: var(--ink-dim); max-width: 26rem; }
.center-head { text-align: center; max-width: 44rem; margin: 0 auto 2.6rem; }
.center-head h2 { margin-top: 0.9rem; font-weight: 800; font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1.12; }
.center-head .lead { margin-top: 1rem; font-size: 1.1rem; color: var(--ink-dim); line-height: 1.55; }
.note { margin-top: 1rem; font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); }

/* Hero */
.hero h1 { font-size: clamp(2rem, 3.8vw, 3.1rem); line-height: 1.12; max-width: none; }
.hero h1 .l { display: block; }
.hero h1 .hot { color: var(--accent); }
.hero .hero-ctas { margin-top: 2rem; }
.hero-grid { grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }

/* The quote flow card (hero visual) */
.flow-card { position: relative; display: grid; gap: 0.9rem; padding-left: 2.4rem; }
.flow-card::before { content: ''; position: absolute; left: 0.62rem; top: 1.6rem; bottom: 1.6rem; width: 2px; background: var(--accent-dim); }
.fc { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: 0.8rem; padding: 1.1rem 1.3rem; }
.fc::before { content: ''; position: absolute; left: -2.12rem; top: 1.45rem; width: 14px; height: 14px; border-radius: 50%; background: #f4f4f2; }
.fc .k { font-family: var(--mono); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.18em; color: var(--ink-faint); }
.fc .v { margin-top: 0.4rem; font-size: 1.12rem; font-weight: 600; line-height: 1.35; }
.fc .t { margin-top: 0.35rem; font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); }
.fc.hot { background: #f4f4f2; border-color: #f4f4f2; color: #111; border-top: 5px solid var(--accent); }
.fc.hot::before { background: var(--accent); width: 18px; height: 18px; left: -2.28rem; top: 1.55rem; }
.fc.hot .k { color: var(--accent); }
.fc.hot .v { font-size: 1.7rem; font-weight: 800; }
.fc.hot .t { color: #666; }

/* Meters (problem) */
.meters { border: 1px solid var(--border); border-radius: 1rem; background: var(--surface); padding: 0.4rem 1.6rem; }
.mrow { display: grid; grid-template-columns: 11rem 1fr 11rem; gap: 1.3rem; align-items: center; padding: 1.15rem 0; border-top: 1px solid var(--border); }
.mrow:first-child { border-top: none; }
.mname { font-weight: 700; font-size: 1.05rem; }
.mname small { display: block; margin-top: 0.2rem; font-family: var(--mono); font-size: 0.66rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }
.mtrack { position: relative; height: 2px; background: var(--accent); }
.mtrack::before { content: ''; position: absolute; left: 0; top: -4px; width: 10px; height: 10px; border-radius: 50%; background: #f4f4f2; }
.mtrack::after { content: ''; position: absolute; right: 0; top: -7px; width: 16px; height: 16px; border-radius: 50%; background: var(--accent); }
.mout { font-weight: 600; font-size: 1.02rem; line-height: 1.3; }
.mrow.broken { margin: 0.4rem -1.6rem 0; padding: 1.15rem 1.6rem; background: rgba(201,48,48,0.1); border: 1px solid var(--accent); border-radius: 0.8rem; }
.mrow.broken .mname { color: var(--accent); }
.mrow.broken .mtrack { background: repeating-linear-gradient(90deg, rgba(255,255,255,0.55) 0 12px, transparent 12px 22px); -webkit-mask-image: linear-gradient(90deg, #000 30%, transparent); mask-image: linear-gradient(90deg, #000 30%, transparent); }
.mrow.broken .mtrack::after { background: transparent; border: 2px solid var(--accent); }
.mrow.broken .mout { font-family: var(--mono); font-size: 1.7rem; font-weight: 700; letter-spacing: 0.15em; color: var(--accent); }

/* Three-step track (the turn) */
.triptych { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); position: relative; max-width: 60rem; margin: 0 auto; }
.triptych::before { content: ''; position: absolute; top: 1.15rem; left: 16.6%; right: 16.6%; height: 2px; background: var(--accent-dim); }
.triptych li { position: relative; text-align: center; padding: 0 1rem; }
.triptych .dot { position: relative; z-index: 1; display: inline-flex; align-items: center; justify-content: center; width: 2.3rem; height: 2.3rem; border-radius: 50%; background: #f4f4f2; color: #111; font-family: var(--mono); font-weight: 700; font-size: 0.9rem; }
.triptych li:last-child .dot { background: var(--accent); color: #fff; }
.triptych strong { display: block; margin-top: 1.1rem; font-size: clamp(1.15rem, 2vw, 1.5rem); font-weight: 700; line-height: 1.3; }
.triptych li:last-child strong { color: var(--accent); }

/* Four parts converging on one quote */
.parts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.part { position: relative; display: block; text-decoration: none; margin-bottom: 2.2rem; background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 1.5rem 1.4rem 1.6rem; transition: border-color 0.2s; }
.part:hover { border-color: var(--ink-faint); }
.part::after { content: ''; position: absolute; left: 50%; bottom: -2.2rem; height: 2.2rem; border-left: 2px solid var(--accent-dim); }
.part h3 { margin-top: 1.1rem; font-size: 1.2rem; font-weight: 800; }
.part p { margin-top: 0.45rem; font-size: 0.95rem; line-height: 1.5; color: var(--ink-dim); }
.part .more { display: inline-block; margin-top: 0.9rem; font-size: 0.82rem; font-weight: 600; color: var(--accent); }
.pi { display: block; width: 100%; height: 56px; }
.pi .s { stroke: #f4f4f2; fill: none; stroke-width: 2; stroke-linecap: round; }
.pi .d { stroke: #6b6b6b; fill: none; stroke-width: 2; stroke-linecap: round; }
.pi .f { fill: var(--accent); stroke: none; }
.pi .a { stroke: var(--accent); fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.parts-rail { height: 2px; background: var(--accent-dim); margin: 0 12.5%; }
.quote-pill { position: relative; width: fit-content; margin: 1.7rem auto 0; background: #f4f4f2; color: #111; border-top: 5px solid var(--accent); border-radius: 0.8rem; padding: 0.9rem 2.6rem 1rem; text-align: center; }
.quote-pill::before { content: ''; position: absolute; left: 50%; top: -1.7rem; height: 1.7rem; border-left: 2px solid var(--accent-dim); }
.quote-pill .k { display: block; font-family: var(--mono); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.2em; color: var(--accent); }
.quote-pill strong { display: block; margin-top: 0.2rem; font-size: 1.6rem; font-weight: 800; }

/* Six shapes */
.shapes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.shape { background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 1.5rem 1.5rem 1.6rem; }
.shape svg { display: block; width: 100%; height: 70px; margin-bottom: 1.1rem; }
.shape svg .s { stroke: #f4f4f2; fill: none; stroke-width: 2; stroke-linecap: round; }
.shape svg .g { stroke: #6b6b6b; fill: none; stroke-width: 1.5; stroke-linecap: round; }
.shape svg .f { fill: var(--accent); stroke: none; }
.shape svg .w { fill: #f4f4f2; stroke: none; }
.shape svg .m { fill: #4a4a4a; stroke: none; }
.shape svg .x { stroke: var(--accent); fill: none; stroke-width: 2.5; stroke-linecap: round; }
.shape svg .dot { stroke: #f4f4f2; fill: none; stroke-width: 3.5; stroke-linecap: round; stroke-dasharray: 0.1 6; }
.shape h3 { font-size: 1.3rem; font-weight: 800; }
.shape p { margin-top: 0.4rem; font-size: 0.95rem; line-height: 1.5; color: var(--ink-dim); }

/* Sample jobs: three identical cards that show which parts did the work */
.jobs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.job { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: 0.9rem; padding: 1.7rem 1.6rem; }
.job-tag { font-family: var(--mono); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.job h3 { margin-top: 0.7rem; font-size: 1.35rem; font-weight: 800; line-height: 1.25; }
.job-stat { margin-top: 1.4rem; height: 5.4rem; display: flex; flex-direction: column; justify-content: center; }
.job-stat b { font-family: var(--mono); font-size: 2.3rem; font-weight: 700; line-height: 1; }
.job-stat span { margin-top: 0.4rem; font-size: 0.82rem; color: var(--ink-dim); }
.job-stat svg { width: 120px; height: 62px; }
.job-shapes { margin-top: 0.9rem; font-size: 0.86rem; color: var(--ink-dim); }
.job-parts { margin-top: 1.3rem; padding-top: 1.1rem; border-top: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; gap: 0.55rem 0.8rem; }
.job-parts .h { grid-column: 1 / -1; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); }
.job-parts span { display: flex; align-items: center; gap: 0.55rem; font-size: 0.86rem; color: #4d4d4a; }
.job-parts span::before { content: ''; width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid #4d4d4a; }
.job-parts span.on { color: var(--ink); font-weight: 600; }
.job-parts span.on::before { background: var(--accent); border-color: var(--accent); }
.job .fine { margin-top: auto; padding-top: 1.2rem; }

/* Component pages: bullets beside their picture */
.split-2 { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start; }
.split-2 .figure { margin-top: 0; }
.split-2 .figure img { max-width: none; }

@media (max-width: 960px) {
  section { padding: 3.2rem 0; }
  .story, .hero-grid, .split-2 { grid-template-columns: 1fr; gap: 2.2rem; }
  .story .lead { max-width: none; }
  .mrow { grid-template-columns: 1fr; gap: 0.6rem; }
  .mrow.broken { margin: 0.4rem 0 0; }
  .triptych { grid-template-columns: 1fr; gap: 1.6rem; }
  .triptych::before { display: none; }
  .parts { grid-template-columns: repeat(2, 1fr); }
  .part { margin-bottom: 0; }
  .part::after, .parts-rail, .quote-pill::before { display: none; }
  .quote-pill { margin-top: 1.4rem; }
  .shapes, .jobs { grid-template-columns: 1fr; }
}

/* ── Polish ── */
.cta-section h2 { max-width: 56rem; }


/* ══ Native visuals ══ */
.vis { background: var(--surface); border: 1px solid var(--border); border-radius: 1rem; padding: 1.5rem 1.6rem; }
.vis + .note, .vis-cap { margin-top: 0.85rem; font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); line-height: 1.5; }
.vis-label { font-family: var(--mono); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); }

/* controller run */
.rc-chips { display: flex; gap: 0.5rem; margin-bottom: 1.1rem; flex-wrap: wrap; }
.rc-chips span { font-family: var(--mono); font-size: 0.72rem; border: 1px solid var(--border); border-radius: 999px; padding: 0.25rem 0.75rem; color: var(--ink-dim); }
.rc-chart { display: block; width: 100%; height: auto; margin-top: 0.8rem; }
.rc-axis { display: flex; justify-content: space-between; margin-top: 0.4rem; font-family: var(--mono); font-size: 0.7rem; color: var(--ink-faint); }
.rc-axis .hot { color: var(--accent); font-weight: 700; }
.rc-verdict { margin-top: 1.2rem; border: 1.5px solid var(--accent); border-radius: 0.7rem; padding: 1rem 1.2rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.rc-verdict b { font-size: 1.7rem; font-weight: 800; color: var(--accent); letter-spacing: 0.01em; }
.rc-verdict span { font-family: var(--mono); font-size: 0.76rem; color: var(--ink-dim); text-align: right; }
.rc-actions { margin-top: 0.8rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.rc-actions div { border: 1px solid var(--border); border-radius: 0.6rem; padding: 0.7rem 0.9rem; font-size: 0.86rem; font-weight: 600; }
.rc-actions div small { display: block; margin-bottom: 0.25rem; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.16em; color: var(--ink-faint); }
.rc-actions .kill { border-color: var(--accent); background: rgba(201,48,48,0.08); }
.rc-actions .kill small { color: var(--accent); }

/* board log */
.log { font-family: var(--mono); font-size: 0.76rem; }
.log-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 0.9rem; border-bottom: 1px solid var(--border); }
.log-head b { letter-spacing: 0.16em; font-size: 0.7rem; }
.log-head b::before { content: ''; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-right: 0.6rem; }
.log-head span { color: var(--ink-faint); }
.lrow { display: grid; grid-template-columns: 4.3rem 3.4rem 1fr; gap: 0.2rem 0.9rem; padding: 0.55rem 0; border-bottom: 1px solid #1b1b1b; align-items: baseline; }
.lrow .tm { color: var(--ink-faint); }
.lrow .ag { font-weight: 700; }
.lrow .ag.a1 { color: var(--accent); } .lrow .ag.a2 { color: #f4f4f2; } .lrow .ag.a3 { color: #9a9a9a; } .lrow .ag.a4 { color: #e49a9a; }
.lrow .tx { color: var(--ink-dim); line-height: 1.5; }
.lrow .tx em { display: block; margin-top: 0.15rem; font-style: normal; color: #f4f4f2; font-family: var(--sans); font-size: 0.82rem; border-left: 2px solid var(--accent-dim); padding-left: 0.6rem; }
.lrow .tx i { font-style: normal; float: right; color: var(--ink-faint); }
.log-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.8rem; margin-top: 1.1rem; }
.log-stats div { font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); }
.log-stats b { display: block; font-size: 1.6rem; color: var(--accent); letter-spacing: 0; font-weight: 700; }

/* model pack steps */
.pk { position: relative; display: grid; gap: 0.4rem; padding-left: 2rem; }
.pk::before { content: ''; position: absolute; left: 0.45rem; top: 1.1rem; bottom: 1.1rem; width: 2px; background: var(--accent-dim); }
.pk-step { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; padding: 0.95rem 0; border-bottom: 1px solid var(--border); }
.pk-step:last-child { border-bottom: none; }
.pk-step::before { content: ''; position: absolute; left: -1.82rem; top: 1.25rem; width: 12px; height: 12px; border-radius: 50%; background: #f4f4f2; }
.pk-step:last-child::before { background: var(--accent); }
.pk-step strong { font-size: 1.02rem; }
.pk-step span { display: block; margin-top: 0.15rem; font-size: 0.86rem; color: var(--ink-dim); }
.pk-step em { font-style: normal; font-family: var(--mono); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; border: 1px solid var(--border); border-radius: 999px; padding: 0.3rem 0.8rem; color: var(--ink); white-space: nowrap; }
.pk-step.code em { border-color: var(--accent); color: var(--accent); }

/* dag */
.dag { display: block; width: 100%; height: auto; }
.dag .e { stroke: #5a5a5a; stroke-width: 2; fill: none; }
.dag .n { fill: #141414; stroke: #f4f4f2; stroke-width: 2; }
.dag .hot { fill: var(--accent); stroke: var(--accent); }
.dag text { font-family: var(--mono); font-size: 12px; fill: #f4f4f2; text-anchor: middle; dominant-baseline: central; }
.dag .ck { fill: var(--accent); }
.dag-legend { display: flex; gap: 1.4rem; margin-top: 0.9rem; font-family: var(--mono); font-size: 0.7rem; color: var(--ink-dim); }
.dag-legend span::before { content: ''; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-right: 0.5rem; }
@media (max-width: 960px) { .log-stats { grid-template-columns: repeat(2, 1fr); } }

/* ── Job card alignment ── */
.job h3 { min-height: 2.5em; }