:root {
  --ink: #092a38;
  --ink-soft: #42606a;
  --paper: #fbfcf8;
  --paper-tint: #edf4f0;
  --navy: #082a3a;
  --teal: #168d88;
  --aqua: #56d6c4;
  --orange: #f2ad5c;
  --orange-soft: #fff2df;
  --line: #d6e4df;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(8, 42, 58, .10);
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:where(a, button, summary):focus-visible { outline: 3px solid var(--orange); outline-offset: 4px; }
.skip-link { position: fixed; left: 1rem; top: -4rem; z-index: 20; background: var(--orange); padding: .6rem .9rem; border-radius: 7px; font-weight: 700; }
.skip-link:focus { top: 1rem; }
.section-shell { width: min(calc(100% - 3rem), var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(251,252,248,.91); border-bottom: 1px solid rgba(214,228,223,.8); backdrop-filter: blur(14px); }
.header-inner { width: min(calc(100% - 3rem), var(--max)); min-height: 72px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; gap: .7rem; align-items: center; text-decoration: none; color: var(--navy); font-size: .72rem; letter-spacing: .12em; font-weight: 800; line-height: 1.2; }
.brand > span:last-child > span { display: block; color: var(--teal); font-size: .64rem; letter-spacing: .16em; }
.brand-mark { display: inline-flex; gap: 3px; align-items: end; height: 25px; }
.brand-mark i { display: block; width: 5px; background: var(--teal); border-radius: 3px; }
.brand-mark i:nth-child(1) { height: 12px; }.brand-mark i:nth-child(2) { height: 21px; background: var(--orange); }.brand-mark i:nth-child(3) { height: 16px; }
.main-nav { display: flex; align-items: center; gap: 1.15rem; font-size: .78rem; font-weight: 700; color: var(--ink-soft); }
.main-nav a { position: relative; text-decoration: none; padding-block: .4rem; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--orange); transition: right .2s ease; }
.main-nav a:hover::after, .main-nav a.is-active::after, .main-nav a[aria-current="location"]::after { right: 0; }
.main-nav a.is-active, .main-nav a[aria-current="location"] { color: var(--ink); }
.nav-toggle { display: none; background: none; border: 0; color: var(--ink); font: inherit; font-weight: 750; }
.hero { min-height: 720px; display: grid; grid-template-columns: minmax(0, .94fr) minmax(420px, 1.06fr); gap: 3rem; align-items: center; padding-block: 6rem 5rem; }
.eyebrow { margin: 0 0 .85rem; color: var(--teal); font-size: .72rem; font-weight: 850; letter-spacing: .16em; line-height: 1.3; text-transform: uppercase; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.035em; line-height: 1.08; }
h1 { max-width: 700px; margin-bottom: 1.4rem; font-size: clamp(3.2rem, 6.1vw, 5.9rem); font-weight: 780; }
h1 em { color: var(--teal); font-family: Georgia, serif; font-weight: 500; }
.hero-lead { max-width: 580px; color: var(--ink-soft); font-size: clamp(1.1rem, 1.6vw, 1.32rem); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 2.2rem 0 1.7rem; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: .7rem; min-height: 45px; padding: .7rem 1.05rem; border-radius: 999px; border: 1px solid transparent; cursor: pointer; font: inherit; font-size: .82rem; font-weight: 800; text-decoration: none; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }.button-primary { background: var(--navy); color: white; }.button-primary:hover { background: var(--teal); }.button-ghost { border-color: var(--line); color: var(--ink); }.button-ghost:hover { border-color: var(--teal); color: var(--teal); }
.hero-note { max-width: 470px; padding-left: 1rem; border-left: 3px solid var(--orange); color: var(--ink-soft); font-size: .82rem; }
.hero-visual { position: relative; min-height: 480px; border-radius: 35% 15% 34% 12%; background: linear-gradient(140deg, #0a3445 0%, #0a4050 55%, #126b6c 100%); overflow: hidden; box-shadow: 20px 30px 80px rgba(8, 42, 58, .22); }
.hero-visual::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 36px 36px; mask-image: linear-gradient(135deg, black, transparent 72%); }
.orb { position: absolute; border: 1px solid rgba(86,214,196,.5); border-radius: 50%; }.orb-large { width: 360px; height: 360px; left: -130px; top: -110px; box-shadow: 0 0 0 20px rgba(86,214,196,.04), 0 0 0 52px rgba(86,214,196,.03); }.orb-small { width: 220px; height: 220px; right: -80px; bottom: -90px; border-color: rgba(242,173,92,.45); }
.island-network { position: absolute; inset: 10% 4% 5%; width: 92%; height: 85%; overflow: visible; }.network-line { fill: none; stroke: url(#lineGradient); stroke-width: 2.2; opacity: .8; }.network-line.dashed { stroke-dasharray: 5 8; opacity: .35; }.network-node circle { fill: #0a4050; stroke: var(--aqua); stroke-width: 2; }.network-node .node-core { fill: var(--orange); stroke: none; filter: url(#glow); }.network-node text { fill: rgba(255,255,255,.8); font: 600 12px Inter, sans-serif; text-anchor: middle; }.hero-stamp { position: absolute; right: 1.5rem; top: 1.4rem; padding: .8rem 1rem; border: 1px solid rgba(255,255,255,.23); border-radius: 13px; color: #fff; background: rgba(4, 31, 43, .35); backdrop-filter: blur(7px); }.hero-stamp strong { display: block; color: var(--orange); font-size: 1.6rem; line-height: 1; }.hero-stamp span { display: block; margin-top: .35rem; color: rgba(255,255,255,.7); font-size: .66rem; line-height: 1.25; }
.section { padding-block: 7rem; }.section-tint { background: var(--paper-tint); }.section-dark { background: var(--navy); color: white; }.section-heading { max-width: 820px; margin-bottom: 2.8rem; }.section-heading.compact { margin-bottom: 2rem; }.section-heading h2 { margin-bottom: 1rem; font-size: clamp(2.2rem, 4vw, 4rem); }.section-heading > p:not(.eyebrow) { color: var(--ink-soft); font-size: 1.08rem; }.section-dark .section-heading > p:not(.eyebrow) { color: rgba(255,255,255,.65); }
.metric-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 1rem; }.metric-card { min-height: 200px; padding: 1.45rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.66); }.metric-card.metric-featured { background: var(--navy); color: white; border-color: var(--navy); }.metric-kicker { display: block; max-width: 150px; color: var(--orange); font-size: .75rem; font-weight: 800; line-height: 1.25; }.metric-card strong { display: block; margin: 1.5rem 0 .5rem; font-size: clamp(2.2rem, 4.3vw, 4rem); letter-spacing: -.07em; line-height: .9; }.metric-card small { font-size: .43em; letter-spacing: 0; }.metric-card p { margin: 0; color: var(--ink-soft); font-size: .84rem; line-height: 1.4; }.metric-featured p { color: rgba(255,255,255,.65); }.metric-icon { color: var(--teal); font-size: 1.6rem; }.summary-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 4rem; align-items: center; padding: 5rem 0; }.summary-statement { position: relative; padding-left: 2rem; }.quote-mark { position: absolute; top: -2.3rem; left: -.4rem; color: var(--orange); font-family: Georgia, serif; font-size: 7rem; line-height: 1; opacity: .85; }.summary-statement p { position: relative; max-width: 590px; margin: 0; font-family: Georgia, serif; font-size: clamp(1.45rem, 2.7vw, 2.2rem); line-height: 1.25; }.summary-list { display: grid; gap: 1.3rem; }.summary-list div { display: grid; grid-template-columns: 40px 1fr; gap: 1rem; align-items: start; padding-bottom: 1.3rem; border-bottom: 1px solid var(--line); }.summary-list span { color: var(--orange); font-size: .76rem; font-weight: 850; }.summary-list p { margin: 0; color: var(--ink-soft); font-size: .91rem; }.systems-panel { padding: clamp(1.3rem, 3vw, 2.3rem); border-radius: 22px; background: var(--white); box-shadow: var(--shadow); }.panel-heading { display: flex; align-items: start; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }.panel-heading h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 1.8rem); }.panel-tag { padding: .4rem .65rem; border-radius: 999px; background: var(--orange-soft); color: #8e5a1e; font-size: .68rem; font-weight: 800; white-space: nowrap; }.systems-chart { display: grid; gap: 1rem; }.system-row { display: grid; grid-template-columns: minmax(150px, 1.1fr) 2fr; align-items: center; gap: 1rem; }.system-label { color: var(--ink-soft); font-size: .82rem; }.system-label span { float: right; color: var(--ink); font-weight: 800; }.bar-track { height: 10px; overflow: hidden; border-radius: 999px; background: #e7efec; }.bar { display: block; width: var(--bar); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--teal), var(--aqua)); }.data-note { max-width: 800px; margin: 1.7rem 0 0; padding-top: 1.1rem; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: .76rem; }
.map-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }.map-card { display: grid; grid-template-columns: 46px 1fr 24px; gap: 1rem; align-items: start; padding: 1.45rem; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; background: var(--white); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }.map-card:hover { border-color: var(--teal); transform: translateY(-3px); box-shadow: var(--shadow); }.map-card > span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--navy); color: white; font-size: .8rem; font-weight: 800; }.map-card h3 { margin: .1rem 0 .4rem; font-size: 1.14rem; }.map-card p { margin: 0; color: var(--ink-soft); font-size: .82rem; line-height: 1.45; }.map-card b { color: var(--teal); font-size: 1.2rem; }
.chapter-band { color: white; }.band-blue { background: #11516a; }.band-teal { background: #08716e; }.band-navy { background: var(--navy); }.band-orange { background: #ad6b25; }.chapter-band-inner { display: flex; align-items: center; gap: 1.4rem; min-height: 220px; }.chapter-band .eyebrow { color: var(--aqua); }.band-orange .eyebrow { color: #ffe0ad; }.chapter-band h2 { max-width: 700px; margin: 0; font-size: clamp(2.25rem, 4vw, 4rem); }.chapter-number { display: grid; place-items: center; width: 84px; height: 84px; flex: 0 0 84px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; font-family: Georgia, serif; font-size: 2.2rem; }.chapter-caption { align-self: end; margin-left: auto; padding-bottom: .35rem; color: rgba(255,255,255,.58); font-size: .75rem; white-space: nowrap; }.chapter-content { padding-block: 5rem 7rem; }.prose-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem; }.prose-block { padding: 1.7rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }.prose-block.prose-wide { grid-column: 1 / -1; }.prose-block h3 { margin: .2rem 0 1rem; font-size: 1.45rem; }.prose-block h4 { margin: 1.5rem 0 .35rem; color: var(--teal); font-size: .86rem; letter-spacing: .03em; text-transform: uppercase; }.prose-block p, .reader-content p { color: var(--ink-soft); font-size: .91rem; }.prose-block p:last-child { margin-bottom: 0; }.section-number { display: block; margin-bottom: .8rem; color: var(--orange); font-size: .71rem; font-weight: 850; letter-spacing: .13em; }.callout { margin-top: 1.5rem; padding: 1.1rem 1.2rem; border-left: 4px solid var(--orange); border-radius: 0 12px 12px 0; background: var(--orange-soft); }.callout-blue { border-color: var(--aqua); background: #e9f8f5; }.callout strong { display: block; margin-bottom: .2rem; font-size: .82rem; }.callout p { margin: 0; font-size: .85rem; }.island-cards { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.5rem 0; }.island-cards div { display: flex; align-items: center; gap: .5rem; padding: .5rem .7rem; border: 1px solid var(--line); border-radius: 999px; background: var(--paper-tint); }.island-cards b { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--navy); color: white; font-size: .65rem; }.island-cards span { font-size: .73rem; font-weight: 700; }.check-list { display: grid; gap: .48rem; margin: 1rem 0 1.2rem; padding: 0; list-style: none; color: var(--ink-soft); font-size: .9rem; }.check-list li { position: relative; padding-left: 1.45rem; }.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 900; }.pillar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }.pillar-card { min-height: 240px; padding: 1.45rem; border-radius: var(--radius); background: var(--navy); color: white; }.pillar-card:nth-child(2) { background: #075953; }.pillar-card:nth-child(3) { background: #186d70; }.pillar-card:nth-child(4) { background: #8c5b25; }.pillar-index { display: block; margin-bottom: 2.7rem; color: var(--aqua); font-size: .72rem; font-weight: 850; }.pillar-card h3 { margin-bottom: .65rem; font-size: 1rem; }.pillar-card strong { display: block; color: white; font-size: .91rem; line-height: 1.3; }.pillar-card p { margin: .8rem 0 0; color: rgba(255,255,255,.66); font-size: .78rem; line-height: 1.4; }.center-note { max-width: 700px; margin: 2.5rem auto; text-align: center; color: var(--ink-soft); font-family: Georgia, serif; font-size: 1.25rem; }
.comparison-table { width: 100%; margin: 1.3rem 0; border-collapse: collapse; font-size: .8rem; }.comparison-table th { padding: .75rem; background: var(--navy); color: white; text-align: left; }.comparison-table td { padding: .75rem; border-bottom: 1px solid var(--line); color: var(--ink-soft); }.comparison-table tr:last-child td { border-bottom: 0; }.question-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; margin: 1.5rem 0; }.question-grid > div { display: flex; flex-direction: column; gap: .55rem; min-height: 180px; padding: 1rem; border-radius: 13px; background: var(--paper-tint); }.question-grid b { color: var(--orange); font-size: .72rem; }.question-grid strong { font-size: .85rem; line-height: 1.25; }.question-grid span { margin-top: auto; color: var(--ink-soft); font-size: .73rem; line-height: 1.35; }
.governance { margin-bottom: 1.5rem; }.roadmap { margin: 1.5rem 0; padding: clamp(1.4rem, 3vw, 2.5rem); border-radius: 22px; background: var(--navy); color: white; }.roadmap-heading h3 { margin-bottom: 2.4rem; font-size: clamp(1.7rem, 3vw, 2.4rem); }.roadmap-heading .eyebrow { color: var(--orange); }.roadmap-line { display: grid; grid-template-columns: repeat(7, 1fr); gap: .35rem; border-top: 2px solid rgba(86,214,196,.45); }.road-step { position: relative; padding: 1.4rem .45rem 0; }.road-step::before { content: ""; position: absolute; top: -7px; left: .45rem; width: 11px; height: 11px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 5px rgba(242,173,92,.15); }.road-step span { display: block; margin-bottom: .7rem; color: var(--aqua); font-size: .68rem; font-weight: 850; }.road-step strong { display: block; color: rgba(255,255,255,.82); font-size: .76rem; line-height: 1.35; }.roadmap-footer { margin: 2rem 0 0; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.15); color: var(--orange); font-family: Georgia, serif; font-size: 1.25rem; }.principles-wrap { margin-top: 4rem; }.principles-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }.principles-grid div { display: grid; grid-template-columns: 48px 1fr; gap: .9rem; align-items: center; padding: .8rem 1rem; border: 1px solid var(--line); border-radius: 10px; background: var(--white); }.principles-grid b { color: white; text-align: center; padding: .4rem; border-radius: 6px; background: var(--navy); font-size: .7rem; }.principles-grid span { color: var(--ink-soft); font-size: .82rem; line-height: 1.3; }.final-thesis { margin-top: 4rem; padding: clamp(1.5rem, 4vw, 3.2rem); border-radius: 24px; background: var(--orange-soft); }.final-thesis h2 { max-width: 600px; margin-bottom: 1.2rem; font-size: clamp(2rem, 4vw, 3.5rem); }.final-thesis p { max-width: 800px; color: var(--ink-soft); font-size: 1rem; }.final-quote { max-width: 850px; margin: 2rem 0; padding: 1.4rem 1.6rem; border-left: 4px solid var(--teal); color: var(--ink); font-family: Georgia, serif; font-size: clamp(1.35rem, 2.3vw, 1.9rem); line-height: 1.3; }.final-line { display: block; color: var(--teal); font-family: Georgia, serif; font-size: 1.5rem; }
.section-dark .eyebrow { color: var(--aqua); }.reader-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-bottom: 1rem; }.reader-actions span { margin-left: auto; color: rgba(255,255,255,.55); font-size: .75rem; }.button-light { background: var(--aqua); color: var(--navy); }.button-dark-ghost { border-color: rgba(255,255,255,.25); color: white; }.button-dark-ghost:hover { border-color: var(--aqua); color: var(--aqua); }.reader-list { display: grid; gap: .75rem; }.reader-list details { border: 1px solid rgba(255,255,255,.14); border-radius: 13px; background: rgba(255,255,255,.055); overflow: hidden; }.reader-list summary { display: grid; grid-template-columns: 44px 1fr auto; gap: 1rem; align-items: center; padding: 1.2rem 1.3rem; cursor: pointer; list-style: none; }.reader-list summary::-webkit-details-marker { display: none; }.reader-list summary > span { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; background: var(--orange); color: var(--navy); font-size: .72rem; font-weight: 900; }.reader-list summary strong { font-size: 1rem; }.reader-list summary small { color: rgba(255,255,255,.55); font-size: .78rem; }.reader-list summary::after { content: "+"; color: var(--aqua); font-size: 1.4rem; }.reader-list details[open] summary::after { content: "−"; }.reader-content { max-width: 850px; padding: 0 1.3rem 1.4rem 5.3rem; }.reader-content p { color: rgba(255,255,255,.68); }.reader-content p:last-child { margin-bottom: 0; }.reference-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }.reference-grid a { min-height: 160px; display: flex; flex-direction: column; gap: .55rem; padding: 1rem; border: 1px solid var(--line); border-radius: 13px; background: var(--white); text-decoration: none; transition: transform .2s ease, border-color .2s ease; }.reference-grid a:hover { border-color: var(--teal); transform: translateY(-2px); }.reference-grid span { color: var(--teal); font-size: .65rem; font-weight: 850; letter-spacing: .13em; }.reference-grid strong { font-size: .84rem; line-height: 1.25; }.reference-grid small { margin-top: auto; color: var(--ink-soft); font-size: .71rem; line-height: 1.35; }.source-note { margin: 2rem 0 0; color: var(--ink-soft); font-size: .76rem; }.site-footer { padding-block: 2rem; background: #061e2a; color: white; }.site-footer > div { display: flex; align-items: center; gap: 1.5rem; }.site-footer p { margin: 0; color: rgba(255,255,255,.55); font-size: .78rem; }.site-footer a { margin-left: auto; color: var(--aqua); font-size: .78rem; text-decoration: none; }
@media (max-width: 980px) { .hero { grid-template-columns: 1fr; padding-top: 4.5rem; }.hero-visual { min-height: 430px; }.metric-grid { grid-template-columns: repeat(2, 1fr); }.metric-featured { grid-column: span 2; }.pillar-grid { grid-template-columns: repeat(2, 1fr); }.question-grid { grid-template-columns: repeat(2, 1fr); }.roadmap-line { grid-template-columns: repeat(4, 1fr); row-gap: 1rem; }.reference-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 720px) { .section-shell, .header-inner { width: min(calc(100% - 2rem), var(--max)); }.header-inner { min-height: 64px; }.nav-toggle { display: inline-flex; gap: .55rem; align-items: center; }.main-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; padding: .7rem 1rem 1rem; flex-direction: column; align-items: stretch; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 15px 30px rgba(8,42,58,.08); }.main-nav.is-open { display: flex; }.main-nav a { padding: .65rem .5rem; }.hero { min-height: auto; padding-block: 4rem 3rem; gap: 2rem; }.hero-visual { min-height: 360px; border-radius: 22px; }.island-network { inset: 10% 0 2%; width: 100%; }.network-node text { font-size: 10px; }.hero-stamp { right: 1rem; top: 1rem; }.section { padding-block: 4.5rem; }.metric-grid, .map-grid, .prose-grid, .principles-grid { grid-template-columns: 1fr; }.metric-featured, .prose-block.prose-wide { grid-column: auto; }.metric-card { min-height: 160px; }.summary-grid { grid-template-columns: 1fr; gap: 2.2rem; padding: 3.5rem 0; }.panel-heading { flex-direction: column; }.system-row { grid-template-columns: 1fr; gap: .4rem; }.system-label span { float: right; }.chapter-band-inner { min-height: 180px; gap: .9rem; }.chapter-number { width: 58px; height: 58px; flex-basis: 58px; font-size: 1.65rem; }.chapter-caption { display: none; }.chapter-content { padding-block: 3rem 4.5rem; }.prose-block { padding: 1.25rem; }.pillar-grid, .question-grid, .reference-grid { grid-template-columns: 1fr; }.pillar-card { min-height: 190px; }.pillar-index { margin-bottom: 1.8rem; }.roadmap-line { grid-template-columns: 1fr; border-top: 0; border-left: 2px solid rgba(86,214,196,.45); padding-left: .8rem; }.road-step { padding: .15rem 0 1.4rem 1rem; }.road-step::before { left: -1.25rem; top: .15rem; }.reader-actions { align-items: stretch; }.reader-actions span { width: 100%; margin: .4rem 0 0; }.reader-list summary { grid-template-columns: 35px 1fr 20px; padding: 1rem; }.reader-list summary small { display: block; margin-top: .2rem; }.reader-content { padding: 0 1rem 1.2rem 1rem; }.site-footer > div { flex-wrap: wrap; }.site-footer p { width: 100%; order: 3; }.site-footer a { margin-left: auto; } }

/* Correcciones de legibilidad, navegación e integridad visual */
.chapter-section, main section[id] { scroll-margin-top: 88px; }
.chapter-disclosure { display: none; }
.system-legend { fill: rgba(255,255,255,.58); font: 750 10px Inter, sans-serif; letter-spacing: 1.7px; text-anchor: middle; }
.network-node .system-zone { fill: rgba(86,214,196,.025); stroke: rgba(86,214,196,.38); stroke-width: 1.5; stroke-dasharray: 4 6; }
.network-node circle:not(.system-zone):not(.node-core) { fill: #0a4050; stroke: var(--aqua); stroke-width: 2; }
.network-node text { fill: rgba(255,255,255,.84); }
.hero-stamp { background: rgba(4,31,43,.48); }
.hero-stamp span { color: rgba(255,255,255,.78); font-size: .68rem; }
.prose-block p { font-size: 1rem; }
.check-list { font-size: .98rem; }
.callout p { font-size: .94rem; }
.pillar-card p { color: rgba(255,255,255,.76); font-size: .86rem; }
.data-note { font-size: .84rem; }
.roadmap-line { grid-template-columns: repeat(4, 1fr); gap: 1.5rem .7rem; border-top: 0; }
.road-step { min-height: 120px; padding: 1.3rem .75rem .5rem; border-top: 2px solid rgba(86,214,196,.45); }
.road-step::before { left: .75rem; }
.road-step span { font-size: .74rem; }
.road-step strong { font-size: .82rem; line-height: 1.4; }
.principles-grid span { font-size: .9rem; line-height: 1.35; }
.final-thesis p { max-width: 850px; }
.section-dark .section-heading > p:not(.eyebrow) { color: rgba(255,255,255,.78); }
.source-panel { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.5rem 4rem; align-items: end; }
.source-panel .section-heading { margin-bottom: 0; }
.source-actions { display: flex; flex-direction: column; gap: .75rem; align-items: stretch; }
.button-dark-ghost { border-color: rgba(255,255,255,.38); background: rgba(255,255,255,.06); color: white; }
.button-dark-ghost:hover { border-color: var(--aqua); background: rgba(86,214,196,.08); color: var(--aqua); }
.source-meta { grid-column: 1 / -1; margin: .5rem 0 0; padding-top: 1.2rem; border-top: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.68); font-size: .86rem; }
.reference-grid span { font-size: .72rem; }
.reference-grid strong { font-size: .9rem; line-height: 1.3; }
.reference-grid small { font-size: .8rem; line-height: 1.4; }
.source-note, .site-footer p, .site-footer a { font-size: .82rem; }
.site-footer p { color: rgba(255,255,255,.68); }

@media (max-width: 980px) {
  .roadmap-line { grid-template-columns: repeat(2, 1fr); }
  .source-panel { grid-template-columns: 1fr; }
  .source-actions { align-items: flex-start; }
  .source-meta { grid-column: auto; }
}

@media (max-width: 720px) {
  .chapter-section, main section[id] { scroll-margin-top: 72px; }
  .chapter-content.is-collapsed { padding-block: 1.25rem; }
  .chapter-content.is-collapsed > :not(.chapter-disclosure) { display: none; }
  .chapter-disclosure { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; padding: .85rem 1rem; border: 1px solid var(--line); border-radius: 12px; background: var(--white); color: var(--ink); font: inherit; font-size: .92rem; font-weight: 800; cursor: pointer; }
  .chapter-content.is-collapsed .chapter-disclosure { margin-bottom: 0; }
  .chapter-disclosure span { color: var(--teal); font-size: 1.3rem; line-height: 1; }
  .island-network { inset: 12% 0 1%; }
  .system-legend { font-size: 8px; }
  .metric-card p, .map-card p, .data-note { font-size: .88rem; }
  .summary-list p, .prose-block p, .check-list { font-size: 1rem; }
  .system-label { font-size: .9rem; }
  .roadmap-line { grid-template-columns: 1fr; }
  .road-step { min-height: 0; border-top: 0; }
  .source-actions, .source-actions .button { width: 100%; }
  .reference-grid small { font-size: .84rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; } }