:root {
  --paper: #f7f7f5;
  --white: #ffffff;
  --ink: #111111;
  --charcoal: #2b2b2b;
  --grey: #727272;
  --line: #d8d8d4;
  --blue: #2563eb;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding-top: 76px;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "Helvetica Neue", Arial, Helvetica, sans-serif;
}
.content-protected,
.content-protected * {
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}
.content-protected input,
.content-protected textarea,
.content-protected select {
  -webkit-user-select: text;
  user-select: text;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: min(1440px, calc(100% - 112px)); margin-inline: auto; }

.nav {
  height: 76px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 100;
  background: rgba(247, 247, 245, .94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transform: translateX(-50%);
  transition: opacity .32s ease, transform .32s cubic-bezier(.2, .8, .2, 1);
}
.nav.nav-idle { opacity: 0; pointer-events: none; transform: translate(-50%, -14px); }
.nav.nav-idle:focus-within { opacity: 1; pointer-events: auto; transform: translateX(-50%); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: -.02em; }
.brand-mark { width: 11px; height: 11px; background: var(--blue); border-radius: 50%; }
.nav .brand { position: relative; align-self: stretch; align-items: flex-start; padding-top: 23px; }
.nav .brand::after { content: "The Augmented Designer Framework"; position: absolute; left: 22px; top: 45px; color: var(--grey); font: 600 9px/1.2 "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; letter-spacing: .015em; white-space: nowrap; }
.nav-links { display: flex; gap: 34px; font-size: 13px; color: var(--grey); }
.nav-links a:hover { color: var(--ink); }
.nav-cta { justify-self: end; font-size: 13px; font-weight: 650; border-bottom: 1px solid var(--ink); padding-bottom: 3px; }

.hero { padding: 110px 0 0; min-height: 690px; }
.eyebrow, .section-label { color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(320px, .65fr); gap: 8vw; align-items: end; margin-top: 32px; }
h1 { margin: 0; font-size: clamp(58px, 7.5vw, 120px); line-height: .9; letter-spacing: -.068em; font-weight: 650; }
.hero-copy { padding-bottom: 7px; }
.hero-copy p { margin: 0 0 38px; color: var(--charcoal); font-size: 20px; line-height: 1.5; max-width: 31ch; }
.primary-action { display: flex; justify-content: space-between; align-items: center; background: var(--ink); color: white; padding: 18px 20px; font-size: 14px; }
.primary-action span { color: var(--blue); font-size: 22px; }
.signal-line { margin-top: 96px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: repeat(4, 1fr); }
.signal-line span { padding: 23px 0; color: var(--grey); font-size: 12px; border-right: 1px solid var(--line); }
.signal-line span:last-child { border-right: 0; padding-left: 24px; }
.signal-line span:not(:first-child) { padding-left: 24px; }
.signal-line b { color: var(--ink); font-size: 22px; margin-right: 6px; }

.onboarding, .system-preview { padding: 132px 0; }
.section-intro { display: grid; grid-template-columns: 1fr 1.15fr .85fr; gap: 48px; align-items: start; margin-bottom: 64px; }
.section-intro h2, .section-heading-row h2, .library-preview h2 { margin: 0; font-size: clamp(40px, 5vw, 72px); line-height: .98; letter-spacing: -.055em; font-weight: 610; }
.section-intro > p:last-child, .section-heading-row > p { margin: 0; color: var(--grey); line-height: 1.55; max-width: 34ch; }
.onboarding-grid { display: grid; grid-template-columns: .95fr 1.05fr; min-height: 440px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.step-list { border-right: 1px solid var(--ink); }
.step { width: 100%; min-height: 103px; display: grid; grid-template-columns: 52px 1fr 24px; align-items: center; gap: 10px; padding: 0 28px 0 0; background: transparent; border: 0; border-bottom: 1px solid var(--line); color: var(--grey); text-align: left; cursor: pointer; }
.step:last-child { border-bottom: 0; }
.step > span { font: 600 11px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.step strong { font-size: 18px; font-weight: 530; }
.step i { font-style: normal; font-size: 20px; text-align: right; }
.step.active { color: var(--ink); }
.step.active > span { color: var(--blue); }
.step-detail { background: var(--white); padding: 46px 54px; position: relative; }
.detail-number { position: absolute; right: 34px; top: 28px; color: var(--line); font-size: 88px; font-weight: 650; letter-spacing: -.08em; }
.detail-kicker { position: relative; color: var(--blue)!important; font-size: 11px!important; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; }
.step-detail h3 { position: relative; font-size: clamp(38px, 4vw, 62px); line-height: 1; letter-spacing: -.05em; max-width: 9ch; margin: 78px 0 24px; }
.step-detail > p:not(.detail-kicker) { color: var(--grey); font-size: 17px; line-height: 1.58; max-width: 49ch; }
.step-detail a { display: inline-block; margin-top: 22px; font-weight: 650; border-bottom: 1px solid var(--ink); padding-bottom: 3px; }

.system-preview { background: var(--ink); color: white; width: 100%; padding-inline: max(56px, calc((100vw - 1440px) / 2)); }
.section-heading-row { display: grid; grid-template-columns: 1.5fr .5fr; gap: 80px; align-items: end; margin: 35px 0 72px; }
.section-heading-row > p { color: #a6a6a6; }
.levels { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #555; }
.levels article { min-height: 280px; padding: 30px 36px 20px 0; border-right: 1px solid #444; }
.levels article:not(:first-child) { padding-left: 36px; }
.levels article:last-child { border-right: 0; }
.levels span { color: var(--blue); font: 600 11px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.levels h3 { font-size: 27px; margin: 92px 0 12px; letter-spacing: -.035em; }
.levels p { color: #a6a6a6; line-height: 1.55; font-size: 14px; max-width: 34ch; }

.library-preview { padding: 132px 0 150px; display: grid; grid-template-columns: 1fr 1.2fr .8fr; gap: 48px; align-items: start; }
.library-preview > p:last-child { margin: 0; color: var(--grey); line-height: 1.6; }

@media (max-width: 900px) {
  .shell { width: min(100% - 48px, 760px); }
  .nav { grid-template-columns: 1fr auto; }
  .nav-links { display: none; }
  .hero { min-height: 0; padding-top: 80px; }
  .hero-grid, .section-intro, .section-heading-row, .library-preview { grid-template-columns: 1fr; gap: 34px; }
  .hero-copy p { max-width: 46ch; }
  .signal-line { grid-template-columns: 1fr 1fr; margin-top: 64px; }
  .signal-line span { border-bottom: 1px solid var(--line); }
  .onboarding-grid { grid-template-columns: 1fr; }
  .step-list { border-right: 0; border-bottom: 1px solid var(--ink); }
  .system-preview { padding-inline: 24px; }
  .levels { grid-template-columns: 1fr; }
  .levels article, .levels article:not(:first-child) { padding: 28px 0; min-height: 0; border-right: 0; border-bottom: 1px solid #444; }
  .levels h3 { margin-top: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  .nav { transition: none; }
}

@media (max-width: 560px) {
  .shell { width: calc(100% - 32px); }
  .nav-cta { font-size: 11px; }
  .nav .brand::after { font-size: 8px; }
  .hero { padding-top: 60px; }
  h1 { font-size: 52px; }
  .hero-copy p { font-size: 17px; }
  .signal-line span, .signal-line span:not(:first-child), .signal-line span:last-child { padding: 17px 10px 17px 0; }
  .onboarding { padding: 92px 0; }
  .step { grid-template-columns: 36px 1fr 18px; padding-right: 12px; }
  .step strong { font-size: 15px; }
  .step-detail { padding: 34px 24px 50px; }
  .detail-number { font-size: 60px; }
  .step-detail h3 { margin-top: 72px; font-size: 42px; }
}

/* Shared pages */
.page-hero { padding: 112px 0 124px; border-bottom: 1px solid var(--ink); }
.page-hero.compact { padding-bottom: 92px; }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, .45fr); gap: 8vw; align-items: end; margin-top: 30px; }
.page-hero h1 { font-size: clamp(52px, 6.6vw, 104px); }
.page-hero-grid > p, .detail-title-grid > p, .detail-title-grid > div:last-child p { margin: 0; color: var(--grey); font-size: 18px; line-height: 1.58; max-width: 38ch; }
.section-heading-row.light-row { color: var(--ink); }
.section-heading-row.light-row > p { color: var(--grey); }
.section-heading-row.light-row > div h2 { margin: 28px 0 0; font-size: clamp(42px, 5vw, 72px); line-height: .98; letter-spacing: -.055em; font-weight: 610; }

.quick-run { padding: 100px 0 126px; }
.quick-run-grid { margin-top: 34px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.quick-run article { min-height: 250px; padding: 25px 34px 20px 0; border-right: 1px solid var(--line); }
.quick-run article:not(:first-child) { padding-left: 34px; }
.quick-run article:last-child { border-right: 0; }
.quick-run b { color: var(--blue); font: 650 11px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.quick-run h2 { font-size: 28px; letter-spacing: -.035em; margin: 82px 0 12px; }
.quick-run p { color: var(--grey); font-size: 14px; line-height: 1.55; max-width: 34ch; }

.stage-map { padding-bottom: 140px; }
.stage-index { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); margin-bottom: 62px; }
.stage-index a { min-height: 82px; display: flex; gap: 16px; align-items: center; padding: 16px 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 14px; font-weight: 600; }
.stage-index a:nth-child(3n) { border-right: 0; }
.stage-index a:nth-child(n+7) { border-bottom: 0; }
.stage-index a:hover { background: var(--white); }
.stage-index span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.stage-details { border-top: 1px solid var(--ink); }
.stage-details details { border-bottom: 1px solid var(--line); scroll-margin-top: 20px; }
.stage-details summary { list-style: none; display: grid; grid-template-columns: 70px 1fr 24px; gap: 20px; padding: 34px 0; cursor: pointer; align-items: start; }
.stage-details summary::-webkit-details-marker { display: none; }
.stage-details summary > span { color: var(--blue); font: 650 12px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; padding-top: 8px; }
.stage-details summary small { color: var(--grey); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.stage-details summary h3 { font-size: 32px; margin: 6px 0 8px; letter-spacing: -.035em; }
.stage-details summary p { color: var(--grey); max-width: 84ch; line-height: 1.5; margin: 0; font-size: 14px; }
.stage-details summary i { font-style: normal; font-size: 24px; }
.stage-details details[open] summary i { transform: rotate(45deg); }
.stage-body { margin-left: 90px; padding: 4px 0 54px; }
.stage-boundary { display: grid; grid-template-columns: 150px 1fr; gap: 30px; padding: 22px 24px; border-top: 1px solid var(--line); }
.stage-boundary.human { background: var(--ink); color: white; }
.stage-boundary.ai { background: #eef2ff; }
.stage-boundary b { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--blue); }
.stage-boundary p { margin: 0; line-height: 1.55; font-size: 14px; }
.stage-body dl { margin: 34px 0 0; }
.stage-body dl > div { display: grid; grid-template-columns: 170px 1fr; gap: 28px; padding: 17px 0; border-top: 1px solid var(--line); }
.stage-body dt { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--grey); font-weight: 700; }
.stage-body dd { margin: 0; line-height: 1.52; font-size: 14px; }
.stage-body .checkpoint { border-left: 3px solid var(--blue); padding-left: 17px; }
.stage-actions { display: flex; gap: 30px; margin-top: 28px; }
.stage-actions a, .inline-actions a, .levels a { font-size: 13px; font-weight: 650; border-bottom: 1px solid currentColor; padding-bottom: 3px; }

.quality-section, .command-section { background: var(--ink); color: white; padding: 130px 0; }
.quality-loop { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid #4a4a4a; }
.quality-loop div { min-height: 130px; padding: 20px; border-right: 1px solid #4a4a4a; border-bottom: 1px solid #4a4a4a; }
.quality-loop div:nth-child(4n) { border-right: 0; }
.quality-loop div:nth-child(n+5) { border-bottom: 0; }
.quality-loop span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.quality-loop b { display: block; margin-top: 56px; font-size: 17px; }
.quality-alerts { display: grid; grid-template-columns: 1fr 1fr; margin: 14px 0 50px; gap: 14px; }
.quality-alerts p { margin: 0; border: 1px solid #444; padding: 18px; color: #aaa; font-size: 13px; }
.quality-alerts b { color: white; text-transform: uppercase; font-size: 10px; margin-right: 10px; }
.quality-dimensions { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #4a4a4a; }
.quality-dimensions article { padding: 25px 30px 30px 0; border-right: 1px solid #4a4a4a; border-bottom: 1px solid #4a4a4a; }
.quality-dimensions article:not(:nth-child(3n+1)) { padding-left: 30px; }
.quality-dimensions article:nth-child(3n) { border-right: 0; }
.quality-dimensions b { font-size: 19px; }
.quality-dimensions p { color: #aaa; font-size: 13px; line-height: 1.5; max-width: 33ch; }

.principles, .learning-section { padding: 132px 0; }
.principle-list { border-top: 1px solid var(--ink); }
.principle-list article { display: grid; grid-template-columns: 70px minmax(260px, .75fr) 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); align-items: start; }
.principle-list span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; padding-top: 6px; }
.principle-list h3 { font-size: 22px; margin: 0; letter-spacing: -.025em; }
.principle-list p { color: var(--grey); margin: 0; line-height: 1.55; max-width: 60ch; }
.source-bar { margin-top: 56px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.source-bar p { margin: 0; color: var(--grey); }
.source-bar a { font-weight: 650; white-space: nowrap; }

/* Libraries */
.library { padding: 82px 0 132px; }
.library-controls { display: grid; grid-template-columns: 1fr 220px 220px; gap: 12px; align-items: end; }
.library-controls.agent-controls { grid-template-columns: 1fr 240px; }
.library-controls label > span { display: block; margin-bottom: 9px; font-size: 10px; color: var(--grey); text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.library-controls input, .library-controls select { width: 100%; height: 54px; border: 1px solid var(--line); border-radius: 0; background: var(--white); color: var(--ink); padding: 0 16px; outline: 0; }
.library-controls input:focus, .library-controls select:focus { border-color: var(--blue); }
.result-summary { padding: 28px 0; color: var(--grey); font-size: 13px; }
.result-summary b { color: var(--ink); font-size: 22px; margin-right: 4px; }
.result-summary span { margin: 0 5px; }
.skill-grid, .agent-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.skill-card, .agent-card { min-height: 330px; padding: 24px; background: var(--paper); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; transition: background .2s ease; }
.skill-card:hover, .agent-card:hover { background: var(--white); }
.skill-card > div, .agent-card > div { display: flex; justify-content: space-between; gap: 12px; color: var(--grey); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; }
.skill-card > div span, .agent-card > div span { color: var(--blue); }
.skill-card i, .agent-card i { font-style: normal; text-align: right; }
.skill-card h2, .agent-card h2 { font-size: 26px; line-height: 1.05; letter-spacing: -.04em; margin: 64px 0 15px; }
.skill-card > p, .agent-card > p { color: var(--grey); font-size: 13px; line-height: 1.55; margin: 0; }
.skill-card footer, .agent-card footer { margin-top: auto; padding-top: 26px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; font-size: 11px; color: var(--grey); }
.skill-card footer b { color: var(--blue); }
.skill-card footer strong, .agent-card footer strong { color: var(--ink); }
.empty-state { text-align: center; background: var(--white); padding: 80px 20px; }
.empty-state button { border: 0; background: var(--ink); color: white; padding: 14px 20px; cursor: pointer; }

/* Detail pages */
.detail-hero { padding: 74px 0 96px; border-bottom: 1px solid var(--ink); }
.breadcrumbs { display: flex; gap: 9px; font-size: 11px; color: var(--grey); margin-bottom: 64px; }
.breadcrumbs a:hover { color: var(--ink); }
.detail-title-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 8vw; align-items: end; }
.detail-title-grid h1 { font-size: clamp(50px, 6.4vw, 98px); max-width: 12ch; }
.anchor-badge { display: inline-block; color: var(--blue); border: 1px solid var(--blue); padding: 7px 10px; font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; margin-bottom: 18px; }
.skill-detail { display: grid; grid-template-columns: 210px 1fr; gap: 80px; padding: 88px 0 140px; }
.skill-detail > aside { position: sticky; top: 30px; height: max-content; display: flex; flex-direction: column; border-top: 1px solid var(--ink); padding-top: 18px; }
.side-label { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; margin: 0 0 18px; }
.skill-detail > aside a { color: var(--grey); font-size: 12px; padding: 7px 0; }
.skill-content { max-width: 900px; }
.skill-content > section { padding: 0 0 82px; scroll-margin-top: 30px; }
.skill-content > section > h2 { font-size: clamp(32px, 4vw, 54px); line-height: 1.05; letter-spacing: -.045em; font-weight: 570; margin: 24px 0 38px; }
.context-note { border-left: 3px solid var(--blue); padding: 16px 20px; background: var(--white); }
.context-note b { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.context-note p { color: var(--grey); line-height: 1.55; }
.check-list > div { display: grid; grid-template-columns: 52px 1fr; border-top: 1px solid var(--line); padding: 22px 0; }
.check-list span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.check-list p { margin: 0; font-size: 17px; line-height: 1.5; }
.failure-box { margin-top: 35px; border-top: 1px solid var(--ink); padding-top: 24px; }
.failure-box h3, .leader-questions h3 { font-size: 21px; margin: 0 0 22px; }
.failure-box ul { list-style: none; padding: 0; margin: 0; }
.failure-box li { color: var(--grey); line-height: 1.55; padding: 15px 0 15px 28px; border-top: 1px solid var(--line); position: relative; }
.failure-box li::before { content: '×'; color: var(--blue); position: absolute; left: 0; font-weight: 700; }
.practice-card { background: var(--ink); color: white; padding: 44px!important; margin-bottom: 82px; }
.practice-card > p:last-child { color: #bbb; font-size: 17px; line-height: 1.6; max-width: 64ch; }
.evidence-list { list-style: none; padding: 0; border-top: 1px solid var(--ink); }
.evidence-list li { padding: 22px 0 22px 36px; border-bottom: 1px solid var(--line); position: relative; }
.evidence-list li::before { content: '✓'; position: absolute; left: 0; color: var(--blue); }
.leader-questions { margin-top: 45px; }
.leader-questions > div { display: grid; grid-template-columns: 48px 1fr; gap: 15px; padding: 16px 0; border-top: 1px solid var(--line); }
.leader-questions span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.leader-questions p { margin: 0; line-height: 1.5; }
.maturity-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.maturity-list article { padding: 22px 26px 26px 0; border-right: 1px solid var(--line); }
.maturity-list article:not(:first-child) { padding-left: 26px; }
.maturity-list article:last-child { border-right: 0; }
.maturity-list b { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; }
.maturity-list p { color: var(--grey); font-size: 14px; line-height: 1.55; margin-top: 44px; }
.connection-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.connection-grid.connection-grid--single { grid-template-columns: 1fr; }
.connection-grid > div { padding: 24px 30px 20px 0; }
.connection-grid > div + div { border-left: 1px solid var(--line); padding-left: 30px; }
.connection-grid h3 { font-size: 18px; margin: 0 0 30px; }
.connection-grid a { display: block; color: var(--grey); border-top: 1px solid var(--line); padding: 12px 0; font-size: 13px; }
.connection-grid a:hover { color: var(--ink); }
.next-link { border-top: 1px solid var(--ink); padding-top: 30px; text-align: right; font-weight: 650; }

.framework-context { border-top: 1px solid var(--ink); padding-top: 28px!important; }
.framework-context h2 { margin: 22px 0 14px; font-size: clamp(30px, 3.5vw, 48px); line-height: 1.02; letter-spacing: -.048em; max-width: 17ch; }
.framework-context-intro { margin: 0 0 34px; color: var(--grey); font-size: 15px; line-height: 1.55; max-width: 58ch; }
.framework-context-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.framework-context-grid article { min-height: 178px; padding: 22px 24px 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.framework-context-grid b, .framework-risk b { display: block; color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; letter-spacing: .06em; text-transform: uppercase; }
.framework-context-grid p { margin: 54px 0 0; color: var(--grey); font-size: 13px; line-height: 1.55; max-width: 42ch; }
.framework-risk { display: grid; grid-template-columns: 170px 1fr; gap: 28px; margin-top: 14px; padding: 20px 22px; background: #eef2ff; border-left: 3px solid var(--blue); }
.framework-risk p { margin: 0; color: var(--charcoal); font-size: 14px; line-height: 1.55; max-width: 62ch; }
.framework-author-card { margin: 0 0 82px; padding: 26px 28px 28px; background: var(--ink); color: white; }
.framework-author-card .section-label { color: var(--blue); margin: 0 0 36px; }
.framework-author-card p:last-child { max-width: 58ch; margin: 0; color: #d6d6d6; font-size: 15px; line-height: 1.6; }
.framework-author-card a { color: white; border-bottom: 1px solid #8d8d8d; }
.framework-author-card a:hover { border-color: white; }

.agent-detail { padding: 90px 0 140px; }
.boundary-grid { display: grid; grid-template-columns: 1fr 1fr; }
.boundary-grid article { min-height: 350px; padding: 38px; }
.boundary-grid .does { background: var(--ink); color: white; }
.boundary-grid .never { background: #eef2ff; }
.boundary-grid h2 { font-size: 48px; letter-spacing: -.05em; margin: 85px 0 20px; }
.boundary-grid p:last-child { color: var(--grey); line-height: 1.6; max-width: 52ch; }
.boundary-grid .does p:last-child { color: #bbb; }
.agent-spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; padding: 80px 0; }
.agent-spec-grid dl { margin: 0; }
.agent-spec-grid dl div { border-top: 1px solid var(--line); padding: 20px 0; }
.agent-spec-grid dt { color: var(--blue); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.agent-spec-grid dd { margin: 10px 0 0; color: var(--grey); line-height: 1.55; }
.prompt-card { background: var(--white); padding: 36px; }
.prompt-card blockquote { margin: 75px 0 0; font-size: 24px; line-height: 1.4; letter-spacing: -.025em; }
.related-section { padding: 30px 0 70px; }
.related-skill-list { margin-top: 25px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.related-skill-list a { display: grid; grid-template-columns: 45px 1fr 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.related-skill-list a:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 24px; }
.related-skill-list a:nth-child(even) { padding-left: 24px; }
.related-skill-list span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.related-skill-list b { text-align: right; }

/* Platform */
.status-section { padding: 80px 0 130px; }
.status-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.status-grid article { min-height: 460px; padding: 28px 34px 28px 0; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.status-grid article:not(:first-child) { padding-left: 34px; }
.status-grid article:last-child { border-right: 0; }
.status-grid h2 { font-size: 46px; margin: 68px 0 25px; letter-spacing: -.05em; }
.status-grid ul { list-style: none; padding: 0; color: var(--grey); line-height: 1.8; }
.status-grid a { margin-top: auto; font-size: 13px; font-weight: 650; }
.command-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; }
.command-chain { border-top: 1px solid #555; }
.command-chain div { display: grid; grid-template-columns: 45px 1fr; padding: 12px 0; border-bottom: 1px solid #444; }
.command-chain span { color: var(--blue); font: 650 9px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.command-chain b { font-size: 14px; }
.checkpoint-demo { background: var(--paper); color: var(--ink); padding: 36px; }
.demo-head { display: flex; justify-content: space-between; color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; }
.demo-head i { font-style: normal; color: var(--grey); }
.checkpoint-demo h3 { font-size: 36px; line-height: 1.05; letter-spacing: -.045em; margin: 70px 0 36px; }
.confidence > div { display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding: 12px 0; font-size: 12px; }
.confidence b { color: var(--blue); text-transform: uppercase; font-size: 10px; }
.demo-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 28px 0; }
.demo-actions button { border: 1px solid var(--ink); background: transparent; padding: 14px; cursor: default; }
.demo-actions button:first-child { background: var(--ink); color: white; }
.checkpoint-demo > p { color: var(--grey); font-size: 12px; line-height: 1.5; }
.product-principles { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 70px; border-top: 1px solid #4a4a4a; }
.product-principles article { padding: 25px 30px 0 0; border-right: 1px solid #444; }
.product-principles article:not(:first-child) { padding-left: 30px; }
.product-principles article:last-child { border-right: 0; }
.product-principles p { color: #aaa; font-size: 13px; line-height: 1.5; }
.learning-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; }
.learning-grid > div { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.learning-grid article { padding: 22px 22px 20px 0; border-right: 1px solid var(--line); }
.learning-grid article:not(:first-child) { padding-left: 22px; }
.learning-grid article span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.learning-grid article h3 { margin: 68px 0 10px; font-size: 24px; }
.learning-grid article p, .learning-grid aside p:last-child { color: var(--grey); font-size: 13px; line-height: 1.55; }
.learning-grid aside { background: var(--white); padding: 34px; }
.learning-grid aside h3 { font-size: 34px; line-height: 1.05; letter-spacing: -.04em; margin: 80px 0 20px; }
.tier-list { margin-top: 90px; border-top: 1px solid var(--ink); }
.tier-list article { display: grid; grid-template-columns: 60px 220px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.tier-list span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.tier-list h3, .tier-list p { margin: 0; }
.tier-list p { color: var(--grey); line-height: 1.5; }

/* Sources and footer */
.sources { padding: 80px 0 140px; }
.source-list { border-top: 1px solid var(--ink); }
.source-list > a { display: grid; grid-template-columns: 70px 1fr 150px; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); align-items: center; }
.source-list > a > span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.source-list h2 { margin: 0 0 6px; font-size: 22px; }
.source-list p { margin: 0; color: var(--grey); font-size: 13px; line-height: 1.5; }
.source-list b { text-align: right; font-size: 12px; }
.source-notes { margin-top: 80px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.source-notes > div { background: var(--white); padding: 36px; min-height: 300px; }
.source-notes h2 { font-size: 38px; letter-spacing: -.045em; margin: 70px 0 14px; }
.source-notes p { color: var(--grey); line-height: 1.55; }
.source-notes a { display: inline-block; margin-top: 18px; font-weight: 650; }
.footer { background: var(--white); border-top: 1px solid var(--line); padding: 60px 0 42px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .7fr .7fr 1.2fr; gap: 60px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; }
.footer p, .footer a { color: var(--grey); font-size: 12px; line-height: 1.55; margin: 7px 0; }
.footer .footer-label { color: var(--ink); font-weight: 700; text-transform: uppercase; font-size: 9px; letter-spacing: .1em; margin-bottom: 14px; }
.footer-credit { justify-content: flex-end; }
.creator-credit-bar { margin-top: 48px; background: #111; color: #8f8f8f; }
.creator-credit-inner { min-height: 84px; display: flex; align-items: center; justify-content: center; gap: 28px; flex-wrap: wrap; padding: 20px 0; font-size: 15px; font-weight: 400; letter-spacing: -.015em; }
.creator-credit-inner span { white-space: nowrap; }
.creator-credit-inner a { color: #a7a7a7; text-decoration: none; border-bottom: 1px solid #686868; padding-bottom: 2px; }
.creator-credit-inner a:hover { color: white; border-color: white; }
.creator-brand { color: #a7a7a7; border-bottom: 1px solid #686868; padding-bottom: 2px; }
.creator-credit-separator { color: var(--blue); }
.inline-actions { display: flex; gap: 24px; margin-top: 28px; }

@media (max-width: 900px) {
  .page-hero-grid, .detail-title-grid { grid-template-columns: 1fr; gap: 35px; }
  .quick-run-grid, .status-grid, .skill-grid, .agent-grid, .quality-dimensions { grid-template-columns: 1fr 1fr; }
  .quick-run article:nth-child(2), .status-grid article:nth-child(2) { border-right: 0; }
  .quick-run article:last-child, .status-grid article:last-child { border-top: 1px solid var(--line); }
  .stage-index { grid-template-columns: 1fr 1fr; }
  .stage-index a, .stage-index a:nth-child(3n), .stage-index a:nth-child(n+7) { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .stage-index a:nth-child(2n) { border-right: 0; }
  .stage-index a:last-child { border-bottom: 0; }
  .quality-loop { grid-template-columns: 1fr 1fr; }
  .quality-loop div, .quality-loop div:nth-child(4n), .quality-loop div:nth-child(n+5) { border-right: 1px solid #4a4a4a; border-bottom: 1px solid #4a4a4a; }
  .quality-loop div:nth-child(2n) { border-right: 0; }
  .quality-loop div:nth-child(n+7) { border-bottom: 0; }
  .quality-dimensions article:nth-child(3n), .quality-dimensions article { border-right: 1px solid #4a4a4a; padding-left: 0; }
  .quality-dimensions article:nth-child(even) { border-right: 0; padding-left: 30px; }
  .library-controls { grid-template-columns: 1fr 1fr; }
  .library-controls .search-field { grid-column: 1 / -1; }
  .skill-detail { grid-template-columns: 1fr; }
  .skill-detail > aside { display: none; }
  .agent-spec-grid, .command-layout, .learning-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .page-hero { padding: 76px 0; }
  .quick-run-grid, .status-grid, .skill-grid, .agent-grid, .quality-dimensions, .quality-alerts, .boundary-grid, .maturity-list, .connection-grid, .related-skill-list, .product-principles, .source-notes { grid-template-columns: 1fr; }
  .quick-run article, .quick-run article:not(:first-child), .status-grid article, .status-grid article:not(:first-child) { padding: 25px 0; min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .quick-run h2, .status-grid h2 { margin-top: 48px; }
  .stage-index { grid-template-columns: 1fr; }
  .stage-index a, .stage-index a:nth-child(2n) { border-right: 0; }
  .stage-details summary { grid-template-columns: 42px 1fr 18px; }
  .stage-body { margin-left: 0; }
  .stage-boundary, .stage-body dl > div { grid-template-columns: 1fr; gap: 10px; }
  .quality-section, .command-section { padding: 90px 0; }
  .quality-dimensions article, .quality-dimensions article:nth-child(even), .quality-dimensions article:nth-child(3n) { border-right: 0; padding: 20px 0; }
  .principle-list article { grid-template-columns: 35px 1fr; }
  .principle-list article p { grid-column: 2; }
  .library-controls, .library-controls.agent-controls { grid-template-columns: 1fr; }
  .library-controls .search-field { grid-column: auto; }
  .skill-card, .agent-card { min-height: 290px; }
  .skill-detail, .agent-detail { padding-top: 60px; }
  .practice-card { padding: 28px!important; }
  .maturity-list article, .maturity-list article:not(:first-child) { border-right: 0; border-bottom: 1px solid var(--line); padding: 22px 0; }
  .connection-grid > div + div { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .framework-context-grid { grid-template-columns: 1fr; }
  .framework-context-grid article { min-height: 0; }
  .framework-context-grid p { margin-top: 30px; }
  .framework-risk { grid-template-columns: 1fr; gap: 14px; }
  .agent-spec-grid { gap: 30px; }
  .related-skill-list a:nth-child(odd), .related-skill-list a:nth-child(even) { border-right: 0; padding: 18px 0; }
  .product-principles article, .product-principles article:not(:first-child) { border-right: 0; border-bottom: 1px solid #444; padding: 22px 0; }
  .learning-grid > div { grid-template-columns: 1fr; }
  .learning-grid article, .learning-grid article:not(:first-child) { border-right: 0; border-bottom: 1px solid var(--line); padding: 20px 0; }
  .tier-list article { grid-template-columns: 35px 1fr; }
  .tier-list p { grid-column: 2; }
  .source-list > a { grid-template-columns: 40px 1fr; }
  .source-list b { grid-column: 2; text-align: left; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* Static enterprise edition */
.static-nav .nav-links { gap: 22px; }
.static-nav .nav-links a { padding: 29px 0 26px; border-bottom: 2px solid transparent; }
.static-nav .nav-links a.active { color: var(--ink); border-bottom-color: var(--blue); }
.executive-hero { min-height: 760px; }
.executive-hero h1 { font-size: clamp(62px, 7.2vw, 112px); }
.proposition-section, .audience-section, .layers-section, .executive-problem, .differentiation, .decision-section, .maturity-section, .role-pathways, .readiness-section, .pilot-section, .measurement-section, .evidence-status, .validation-section, .version-section { padding: 132px 0; }
.problem-grid, .cost-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); }
.problem-grid article, .cost-grid article { min-height: 310px; padding: 24px 26px 24px 0; border-right: 1px solid var(--line); }
.problem-grid article:not(:first-child), .cost-grid article:not(:first-child) { padding-left: 26px; }
.problem-grid article:last-child, .cost-grid article:last-child { border-right: 0; }
.problem-grid span, .cost-grid span, .outcome-list span, .validation-roadmap span, .leadership-list span, .maturity-large span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.problem-grid h3, .cost-grid h3 { margin: 94px 0 12px; font-size: 23px; letter-spacing: -.035em; }
.problem-grid p, .cost-grid p { color: var(--grey); font-size: 13px; line-height: 1.55; }
.cost-grid b { display: block; margin-top: 24px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 10px; color: var(--blue); line-height: 1.45; text-transform: uppercase; }
.transformation-section, .executive-outcomes, .capability-map-section, .skills-overview, .roadmap-section, .leadership-section, .research-section, .limitations-section { background: var(--ink); color: white; padding: 132px 0; }
.transformation-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #555; }
.transformation-grid > div { padding: 30px 50px 30px 0; min-height: 510px; border-right: 1px solid #444; }
.transformation-grid > div:last-child { padding-left: 50px; border-right: 0; }
.transformation-grid span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; }
.transformation-grid h2 { font-size: clamp(42px,4.5vw,66px); line-height: 1; letter-spacing: -.055em; max-width: 11ch; margin: 92px 0 42px; }
.transformation-grid ul, .status-grid ul, .roadmap-grid ul, .pilot-grid ul { list-style: none; padding: 0; margin: 0; }
.transformation-grid li { color: #b2b2b2; border-top: 1px solid #3f3f3f; padding: 13px 0; }
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 34px; border-top: 1px solid var(--ink); }
.audience-grid article { min-height: 360px; padding: 28px 42px 28px 0; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.audience-grid article:last-child { border-right: 0; padding-left: 42px; }
.audience-grid h2 { font-size: 52px; letter-spacing: -.05em; margin: 70px 0 16px; }
.audience-grid p { color: var(--grey); line-height: 1.55; max-width: 48ch; }
.audience-grid a { margin-top: auto; font-weight: 650; font-size: 13px; }
.six-layer-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); }
.six-layer-grid a { min-height: 330px; padding: 24px 30px 25px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; }
.six-layer-grid a:nth-child(3n) { border-right: 0; }
.six-layer-grid a:not(:nth-child(3n+1)) { padding-left: 30px; }
.six-layer-grid span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.six-layer-grid h3 { margin: 78px 0 14px; font-size: 28px; letter-spacing: -.04em; }
.six-layer-grid p { color: var(--grey); font-size: 13px; line-height: 1.55; max-width: 35ch; }
.six-layer-grid b { margin-top: auto; font-size: 12px; }
.adoption-path-section, .risk-section { background: var(--white); padding: 122px 0; }
.path-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); margin-top: 30px; }
.path-grid article { min-height: 390px; padding: 25px 34px 25px 0; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.path-grid article:not(:first-child) { padding-left: 34px; }
.path-grid article:last-child { border-right: 0; }
.path-grid > article > b { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; }
.path-grid h2 { font-size: 38px; line-height: 1.05; letter-spacing: -.045em; margin: 80px 0 14px; }
.path-grid p { color: var(--grey); line-height: 1.55; }
.path-grid a { margin-top: auto; font-size: 13px; font-weight: 650; }
.closing-case { padding: 150px 0; }
.closing-case h2 { font-size: clamp(48px,6vw,88px); line-height: .98; letter-spacing: -.06em; max-width: 18ch; margin: 35px 0 70px; }
.closing-case > div { display: flex; align-items: center; gap: 35px; }

.outcome-list { border-top: 1px solid #4a4a4a; }
.outcome-list article { display: grid; grid-template-columns: 55px 260px 1fr 300px; gap: 28px; padding: 28px 0; border-bottom: 1px solid #444; align-items: start; }
.outcome-list h2, .outcome-list p, .outcome-list b { margin: 0; }
.outcome-list h2 { font-size: 25px; }
.outcome-list p { color: #aaa; line-height: 1.55; }
.outcome-list b { color: var(--blue); font-size: 11px; line-height: 1.5; }
.difference-grid, .risk-grid, .limitation-grid, .measure-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); }
.difference-grid > div, .risk-grid article, .limitation-grid article, .measure-grid article { padding: 28px 34px 42px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.difference-grid > div:nth-child(even), .risk-grid article:nth-child(even), .limitation-grid article:nth-child(even), .measure-grid article:nth-child(even) { border-right: 0; padding-left: 34px; }
.difference-grid b { font-size: 22px; }
.difference-grid p, .risk-grid p, .limitation-grid p, .measure-grid p { color: var(--grey); line-height: 1.55; }
.risk-grid h3, .limitation-grid h3 { font-size: 28px; letter-spacing: -.04em; margin: 10px 0 45px; }
.risk-grid span { display: block; margin-top: 30px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 11px; color: var(--blue); }
.decision-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 8vw; align-items: end; margin-top: 42px; }
.decision-grid h2 { font-size: clamp(46px,5.5vw,80px); line-height: 1; letter-spacing: -.055em; margin: 0; }
.decision-grid > div > p { color: var(--grey); line-height: 1.6; margin-bottom: 30px; }

.linked-strip { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--ink); margin-top: 35px; }
.linked-strip > div { padding: 22px 28px 0 0; display: flex; flex-direction: column; }
.linked-strip > div:last-child { border-left: 1px solid var(--line); padding-left: 28px; }
.linked-strip b { color: var(--blue); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 16px; }
.linked-strip a { border-top: 1px solid var(--line); padding: 10px 0; color: var(--grey); font-size: 12px; }
.linked-strip .all-link { color: var(--ink); font-weight: 650; }
.static-stage { scroll-margin-top: 20px; }

.maturity-large { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); }
.maturity-large article { min-height: 360px; padding: 24px 34px 24px 0; border-right: 1px solid var(--line); }
.maturity-large article:not(:first-child) { padding-left: 34px; }
.maturity-large article:last-child { border-right: 0; }
.maturity-large h2 { font-size: 36px; letter-spacing: -.045em; margin: 88px 0 14px; }
.maturity-large p { color: var(--grey); line-height: 1.55; }
.maturity-large b { display: block; color: var(--blue); margin-top: 35px; font-size: 11px; text-transform: uppercase; }
.heatmap { border-top: 1px solid #555; }
.heat-head, .heat-row { display: grid; grid-template-columns: 1.7fr repeat(3,.55fr) .55fr; gap: 18px; align-items: center; min-height: 56px; border-bottom: 1px solid #444; }
.heat-head { color: #999; font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.heat-row span { font-size: 13px; }
.heat-row i { height: 12px; background: #333; }
.heat-row .heat-1 { width: 38%; }
.heat-row .heat-2 { width: 68%; background: #777; }
.heat-row .heat-3 { width: 92%; background: var(--blue); }
.heat-row b { color: var(--blue); }
.illustrative-note { color: #8c8c8c; font-size: 11px; margin-top: 18px; }
.role-grid { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--ink); }
.role-grid article { min-height: 280px; padding: 28px 34px 25px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; }
.role-grid article:nth-child(even) { border-right: 0; padding-left: 34px; }
.role-grid h3 { font-size: 30px; letter-spacing: -.04em; }
.role-grid p { color: var(--grey); line-height: 1.55; }
.role-grid a { margin-top: auto; font-size: 13px; font-weight: 650; }
.stage-skill-counts { border-top: 1px solid #555; }
.stage-skill-counts a { display: grid; grid-template-columns: 55px 1fr 30px; gap: 18px; align-items: center; padding: 16px 0; border-bottom: 1px solid #444; }
.stage-skill-counts span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.stage-skill-counts h3, .stage-skill-counts p { margin: 0; }
.stage-skill-counts h3 { font-size: 17px; }
.stage-skill-counts p { color: #888; font-size: 11px; margin-top: 4px; }
.stage-skill-counts b { text-align: right; }
.compact-action { margin-top: 50px; max-width: 360px; }

.diagnostic-form { border-top: 1px solid var(--ink); }
.diagnostic-form fieldset { border: 0; border-bottom: 1px solid var(--line); padding: 24px 0; margin: 0; display: grid; grid-template-columns: 1.1fr .9fr; gap: 35px; }
.diagnostic-form legend { display: contents; }
.diagnostic-form legend span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; margin-right: 22px; }
.diagnostic-form fieldset > div { display: grid; grid-template-columns: repeat(4,1fr); gap: 7px; }
.diagnostic-form label { border: 1px solid var(--line); background: var(--white); padding: 12px 8px; font-size: 10px; text-align: center; cursor: pointer; }
.diagnostic-form input { display: block; margin: 0 auto 7px; accent-color: var(--blue); }
.diagnostic-form > button { margin-top: 30px; border: 0; background: var(--ink); color: white; padding: 17px 24px; font-weight: 650; cursor: pointer; }
.diagnostic-result { margin-top: 30px; padding: 42px; background: var(--ink); color: white; }
.diagnostic-result > span { color: var(--blue); font-size: 10px; text-transform: uppercase; }
.diagnostic-result strong { float: right; color: var(--blue); font-size: 42px; }
.diagnostic-result h2 { font-size: 42px; letter-spacing: -.045em; margin: 70px 0 14px; }
.diagnostic-result p { color: #aaa; max-width: 65ch; line-height: 1.55; }
.roadmap-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid #555; margin-top: 35px; }
.roadmap-grid article { min-height: 520px; padding: 25px 35px 25px 0; border-right: 1px solid #444; display: flex; flex-direction: column; }
.roadmap-grid article:not(:first-child) { padding-left: 35px; }
.roadmap-grid article:last-child { border-right: 0; }
.roadmap-grid > article > span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.roadmap-grid h2 { font-size: 42px; margin: 80px 0 25px; }
.roadmap-grid li, .pilot-grid li { color: #aaa; border-top: 1px solid #3e3e3e; padding: 10px 0; font-size: 13px; line-height: 1.4; }
.roadmap-grid b { margin-top: auto; color: var(--blue); font-size: 11px; }
.pilot-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--ink); }
.pilot-grid > div { padding: 27px 35px 30px 0; border-right: 1px solid var(--line); }
.pilot-grid > div:not(:first-child) { padding-left: 35px; }
.pilot-grid > div:last-child { border-right: 0; }
.pilot-grid h3 { font-size: 28px; margin: 10px 0 55px; }
.pilot-grid > div > p { color: var(--blue); font-weight: 650; }
.pilot-grid li { color: var(--grey); border-color: var(--line); }
.leadership-list { border-top: 1px solid #555; }
.leadership-list article { display: grid; grid-template-columns: 55px 300px 1fr; gap: 25px; padding: 26px 0; border-bottom: 1px solid #444; }
.leadership-list h3, .leadership-list p { margin: 0; }
.leadership-list p { color: #aaa; line-height: 1.55; }
.measure-grid article > b { color: var(--blue); font-size: 18px; }

.claim-register { border-top: 1px solid var(--ink); }
.claim-register article { display: grid; grid-template-columns: 170px 1fr 1fr; gap: 35px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.claim-register article > span { width: max-content; height: max-content; padding: 7px 9px; border: 1px solid currentColor; color: var(--blue); font-size: 9px; text-transform: uppercase; letter-spacing: .06em; }
.claim-register h3, .claim-register p { margin: 0; }
.claim-register h3 { font-size: 20px; line-height: 1.35; }
.claim-register p { color: var(--grey); font-size: 13px; line-height: 1.55; }
.research-list { border-top: 1px solid #555; margin-top: 35px; }
.research-list a { display: grid; grid-template-columns: 55px 1fr 150px; gap: 25px; padding: 22px 0; border-bottom: 1px solid #444; align-items: center; }
.research-list span { color: var(--blue); font: 650 10px "IBM Plex Mono", "SFMono-Regular", Consolas, monospace; }
.research-list h3, .research-list p { margin: 0; }
.research-list p { color: #999; font-size: 12px; line-height: 1.45; margin-top: 4px; }
.research-list b { text-align: right; font-size: 11px; }
.validation-roadmap { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); }
.validation-roadmap article { min-height: 360px; padding: 24px 26px 22px 0; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.validation-roadmap article:not(:first-child) { padding-left: 26px; }
.validation-roadmap article:last-child { border-right: 0; }
.validation-roadmap h3 { font-size: 23px; margin: 75px 0 12px; }
.validation-roadmap p { color: var(--grey); font-size: 13px; line-height: 1.5; }
.validation-roadmap b { margin-top: auto; color: var(--blue); font-size: 10px; line-height: 1.45; }
.limitations-section .limitation-grid { border-color: #555; }
.limitations-section .limitation-grid article { border-color: #444; }
.limitations-section .limitation-grid p { color: #999; }
.version-log { border-top: 1px solid var(--ink); }
.version-log > div { display: grid; grid-template-columns: 100px 280px 1fr 140px; gap: 25px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.version-log span { color: var(--blue); font-weight: 700; }
.version-log h3, .version-log p, .version-log b { margin: 0; }
.version-log p { color: var(--grey); line-height: 1.5; }
.version-log b { text-align: right; font-size: 10px; text-transform: uppercase; }

.filter-item[hidden] { display: none; }

@media(max-width:1000px){
  .static-nav .nav-links { display:none; }
  .problem-grid,.cost-grid,.validation-roadmap { grid-template-columns:1fr 1fr; }
  .problem-grid article:nth-child(2),.cost-grid article:nth-child(2),.validation-roadmap article:nth-child(2){border-right:0}
  .problem-grid article:nth-child(n+3),.cost-grid article:nth-child(n+3),.validation-roadmap article:nth-child(n+3){border-top:1px solid var(--line)}
  .outcome-list article { grid-template-columns:45px 200px 1fr; }
  .outcome-list article b { grid-column:3; }
  .six-layer-grid { grid-template-columns:1fr 1fr; }
  .six-layer-grid a:nth-child(3n){border-right:1px solid var(--line)}
  .six-layer-grid a:nth-child(even){border-right:0}
  .decision-grid { grid-template-columns:1fr; }
  .diagnostic-form fieldset { grid-template-columns:1fr; }
  .claim-register article { grid-template-columns:150px 1fr; }
  .claim-register article p { grid-column:2; }
}

@media(max-width:700px){
  .executive-hero { min-height:0; }
  .problem-grid,.cost-grid,.six-layer-grid,.path-grid,.transformation-grid,.audience-grid,.difference-grid,.risk-grid,.maturity-large,.role-grid,.roadmap-grid,.pilot-grid,.measure-grid,.limitation-grid,.validation-roadmap { grid-template-columns:1fr; }
  .problem-grid article,.problem-grid article:not(:first-child),.cost-grid article,.cost-grid article:not(:first-child),.six-layer-grid a,.six-layer-grid a:not(:nth-child(3n+1)),.path-grid article,.path-grid article:not(:first-child),.transformation-grid>div,.transformation-grid>div:last-child,.audience-grid article,.audience-grid article:last-child,.maturity-large article,.maturity-large article:not(:first-child),.role-grid article,.role-grid article:nth-child(even),.roadmap-grid article,.roadmap-grid article:not(:first-child),.pilot-grid>div,.pilot-grid>div:not(:first-child),.validation-roadmap article,.validation-roadmap article:not(:first-child){padding:24px 0;border-right:0;border-bottom:1px solid var(--line);min-height:0}
  .transformation-grid>div,.roadmap-grid article{border-color:#444}
  .problem-grid h3,.cost-grid h3,.six-layer-grid h3,.path-grid h2,.transformation-grid h2,.maturity-large h2,.roadmap-grid h2,.validation-roadmap h3{margin-top:48px}
  .closing-case>div { align-items:flex-start; flex-direction:column; }
  .outcome-list article,.leadership-list article,.claim-register article,.version-log>div,.research-list a { grid-template-columns:40px 1fr; }
  .outcome-list article p,.outcome-list article b,.leadership-list article p,.claim-register article p,.version-log>div p,.version-log>div b,.research-list a b{grid-column:2;text-align:left}
  .linked-strip { grid-template-columns:1fr; }
  .linked-strip>div:last-child { border-left:0;border-top:1px solid var(--line);padding-left:0; }
  .heat-head,.heat-row { grid-template-columns:1fr repeat(3,.35fr); }
  .heat-head b:last-child,.heat-row b { display:none; }
  .diagnostic-form fieldset>div { grid-template-columns:1fr 1fr; }
  .research-list a div { grid-column:2; }
  .creator-credit-inner { justify-content: flex-start; align-items: flex-start; flex-direction: column; gap: 9px; font-size: 14px; }
  .creator-credit-separator { display: none; }
}