:root {
  --paper: #f6f2ea;
  --ink: #102126;
  --muted: #526369;
  --line: rgba(16, 33, 38, 0.15);
  --teal: #0b6f73;
  --teal-dark: #073f44;
  --amber: #c9862c;
  --red: #9f3b33;
  --white: #ffffff;
  --soft: #ece5d9;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.hero {
  min-height: 100svh;
  padding: 22px clamp(18px, 4vw, 56px) 42px;
  background:
    linear-gradient(90deg, rgba(246, 242, 234, 0.98), rgba(246, 242, 234, 0.72) 44%, rgba(246, 242, 234, 0.96)),
    radial-gradient(circle at 80% 10%, rgba(201, 134, 44, 0.18), transparent 32%);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}

.brand {
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.navLinks {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 30px);
  color: var(--muted);
  font-size: 0.95rem;
}

.navLinks a:hover,
.sourceList a:hover {
  color: var(--teal-dark);
}

.heroGrid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  max-width: 1420px;
  margin: 0 auto;
  padding-top: clamp(34px, 7vh, 82px);
}

.heroCopy {
  max-width: 690px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.1rem, 7vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
  max-width: 860px;
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 4.8vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: 0;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.05rem;
  letter-spacing: 0;
  margin-bottom: 10px;
}

.lede {
  color: #31464c;
  font-size: clamp(1.05rem, 1.5vw, 1.32rem);
  max-width: 760px;
}

.heroActions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.primaryAction,
.secondaryAction {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border: 1px solid var(--ink);
  font-weight: 800;
}

.primaryAction {
  background: var(--ink);
  color: var(--white);
}

.secondaryAction {
  color: var(--ink);
}

.heroVisual {
  margin: 0;
  border: 1px solid rgba(16, 33, 38, 0.22);
  box-shadow: 0 28px 70px rgba(16, 33, 38, 0.22);
  overflow: hidden;
}

.heroVisual img {
  aspect-ratio: 16 / 9;
  height: 100%;
  object-fit: cover;
}

.section {
  padding: clamp(64px, 9vw, 128px) clamp(18px, 4vw, 56px);
}

.sectionIntro {
  max-width: 760px;
  margin: 0 auto 34px;
}

.sectionIntro.wide {
  max-width: 1040px;
}

.sectionIntro p:not(.eyebrow),
.split > div > p,
.closing {
  color: var(--muted);
  font-size: clamp(1.02rem, 1.35vw, 1.2rem);
}

.compact {
  padding-top: 58px;
}

.signalGrid,
.timeline,
.scenarioGrid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 1220px;
  margin: 0 auto;
}

.signal,
.timelineItem,
.lever,
.future {
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid var(--line);
  padding: 22px;
}

.signal span,
.time {
  display: block;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 900;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.signal p,
.timelineItem p,
.lever p,
.future p {
  color: var(--muted);
  margin-bottom: 0;
}

.band {
  background:
    linear-gradient(180deg, rgba(16, 33, 38, 0.04), rgba(16, 33, 38, 0)),
    var(--soft);
  border-block: 1px solid var(--line);
}

.timeline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.timelineItem {
  min-height: 250px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(28px, 5vw, 72px);
  max-width: 1240px;
  margin: 0 auto;
}

.leverGrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.controlPanel {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: 28px;
  max-width: 1220px;
  margin: 0 auto;
  align-items: stretch;
}

.riskMeter {
  display: grid;
  align-content: space-between;
  min-height: 330px;
  padding: 26px;
  background: var(--ink);
  color: var(--white);
}

.meterTop,
.meterBottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  font-size: 0.92rem;
}

.meterTop strong,
.meterBottom strong {
  color: #f0be67;
}

.meterBar {
  height: 12px;
  background: rgba(255, 255, 255, 0.17);
  overflow: hidden;
}

.meterBar span {
  display: block;
  width: 78%;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--amber), var(--red));
}

.controlList {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.controlList li {
  position: relative;
  padding: 20px 20px 20px 48px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line);
  color: #31464c;
}

.controlList li::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 25px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--amber);
}

.scenario {
  background: var(--ink);
  color: var(--white);
}

.scenario .eyebrow {
  color: #f0be67;
}

.scenario .sectionIntro p,
.scenario .closing {
  color: rgba(255, 255, 255, 0.74);
}

.scenarioGrid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.future {
  min-height: 300px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.future p {
  color: rgba(255, 255, 255, 0.76);
}

.future.bright {
  border-top: 5px solid var(--teal);
}

.future.dark {
  border-top: 5px solid var(--red);
}

.closing {
  max-width: 980px;
  margin: 34px auto 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.45rem, 2.5vw, 2.25rem);
  line-height: 1.25;
}

.sources {
  padding-bottom: 72px;
}

.sourceList {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  max-width: 1220px;
  margin: 0 auto;
}

.sourceList a {
  min-height: 72px;
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
  color: var(--muted);
  font-weight: 750;
}

@media (max-width: 980px) {
  .hero {
    min-height: auto;
  }

  .heroGrid,
  .split,
  .controlPanel {
    grid-template-columns: 1fr;
  }

  .signalGrid,
  .timeline,
  .sourceList {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .heroVisual {
    order: -1;
  }
}

@media (max-width: 680px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .navLinks {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  h1 {
    font-size: clamp(2.55rem, 14vw, 4rem);
  }

  .signalGrid,
  .timeline,
  .leverGrid,
  .controlList,
  .scenarioGrid,
  .sourceList {
    grid-template-columns: 1fr;
  }

  .section {
    padding-block: 54px;
  }

  .heroVisual img {
    height: auto;
    min-height: 0;
    object-fit: contain;
  }
}