:root {
  color-scheme: dark;
  --expedition-ink: #f1efe9;
  --expedition-muted: #c5c8ca;
  --expedition-surface: #171d22;
  --expedition-surface-raised: #20282f;
  --expedition-line: #3d494f;
  --expedition-accent: #d6ad68;
  --expedition-green: #84b497;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--expedition-ink);
  background: #101519;
  font: 17px/1.72 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: #b9d7c3;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #fff0ce;
}

.wrap {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0 18px;
  border-bottom: 1px solid var(--expedition-line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--expedition-ink);
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 34px;
  height: 34px;
}

.top nav,
.locale-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.top nav a,
.locale-links a {
  color: var(--expedition-muted);
  font-size: 0.9rem;
}

.locale-links {
  padding: 12px 0 18px;
}

.locale-links [aria-current="page"] {
  color: var(--expedition-accent);
  font-weight: 750;
}

main {
  padding: 12px 0 58px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  color: var(--expedition-muted);
  font-size: 0.9rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  align-items: center;
  gap: clamp(28px, 5vw, 64px);
  padding: clamp(24px, 5vw, 58px);
  border: 1px solid var(--expedition-line);
  border-radius: 24px;
  background: radial-gradient(circle at 15% 0, #354036 0, #1b2224 38%, #151b20 100%);
}

.kicker {
  color: var(--expedition-accent);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
  text-wrap: balance;
}

h1 {
  margin: 12px 0 18px;
  font-size: clamp(2rem, 4vw, 3.3rem);
}

h2 {
  margin: 44px 0 18px;
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
}

h3 {
  font-size: 1.2rem;
}

.lead {
  max-width: 67ch;
  color: #e0e1de;
  font-size: 1.13rem;
}

.updated,
.figure-caption,
figcaption {
  color: var(--expedition-muted);
  font-size: 0.9rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid #d5b16f;
  border-radius: 999px;
  color: #181b1b;
  background: var(--expedition-accent);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
}

.btn.secondary {
  color: var(--expedition-ink);
  background: transparent;
}

.hero__media {
  margin: 0;
  padding: 12px;
  border: 1px solid #67716e;
  border-radius: 18px;
  background: #090d10;
}

.hero__media img {
  display: block;
  width: 100%;
  max-height: 500px;
  object-fit: contain;
  border-radius: 10px;
}

.hero__media figcaption {
  padding: 12px 5px 2px;
}

.quick-answer,
section:not(.hero) {
  margin: 30px 0;
}

.quick-answer {
  padding: 23px clamp(20px, 4vw, 38px);
  border-left: 5px solid var(--expedition-accent);
  border-radius: 0 14px 14px 0;
  background: var(--expedition-surface-raised);
}

.quick-answer h2 {
  margin-top: 0;
}

article > section p,
.visual-section > p,
.video-section > p {
  max-width: 82ch;
}

.flow-figure,
.choice-card,
.visual-section,
.video-section,
.related-section,
.faq-section,
.sources-section {
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--expedition-line);
  border-radius: 18px;
  background: var(--expedition-surface);
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-step {
  position: relative;
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 172px;
  padding: 18px;
  border: 1px solid #475650;
  border-radius: 14px;
  background: linear-gradient(160deg, #29352f, #1c2529 70%);
}

.flow-step:not(:last-child)::after {
  position: absolute;
  z-index: 1;
  top: 43px;
  right: -14px;
  width: 14px;
  color: var(--expedition-accent);
  content: "›";
  font-size: 1.5rem;
  font-weight: 900;
  text-align: center;
}

.flow-step__marker {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--expedition-accent);
  border-radius: 50%;
  color: #1c201d;
  background: var(--expedition-accent);
  font-size: 0.8rem;
  font-weight: 900;
}

.flow-step strong {
  color: #f3deb3;
}

.flow-figure figcaption {
  margin-top: 16px;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.choice-card {
  margin: 0;
  background: linear-gradient(160deg, #242e30, #171d22 72%);
}

.choice-card__eyebrow {
  margin: 0;
  color: var(--expedition-green);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.choice-card h3 {
  color: #f3deb3;
}

.choice-card__tradeoff {
  padding-top: 12px;
  border-top: 1px solid var(--expedition-line);
  color: var(--expedition-muted);
}

.figure-caption {
  margin-top: 14px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--expedition-line);
  border-radius: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #151b1f;
}

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--expedition-line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #f3deb3;
  background: #222d2c;
}

tr:last-child td {
  border-bottom: 0;
}

.video-frame {
  overflow: hidden;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid #58645f;
  border-radius: 14px;
  background: #050809;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-section figure {
  margin: 18px 0 0;
}

.video-section figcaption {
  margin-top: 10px;
}

.related-section ul,
.sources-section ul {
  display: grid;
  gap: 9px;
  padding-left: 22px;
}

.faq-section details {
  margin: 10px 0;
  padding: 14px 16px;
  border: 1px solid var(--expedition-line);
  border-radius: 12px;
  background: #151b1f;
}

.faq-section summary {
  color: #f3deb3;
  cursor: pointer;
  font-weight: 750;
}

.faq-section details p {
  margin-bottom: 0;
}

footer {
  padding: 26px 0 40px;
  border-top: 1px solid var(--expedition-line);
  color: var(--expedition-muted);
  font-size: 0.9rem;
}

@media (max-width: 840px) {
  .top {
    align-items: flex-start;
    flex-direction: column;
  }

  .top nav {
    width: 100%;
    min-width: 0;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .hero__media {
    width: min(100%, 430px);
  }

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

  .flow-step:nth-child(2)::after {
    content: "";
  }
}

@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .wrap {
    width: min(100% - 24px, 1120px);
  }

  .top nav,
  .locale-links {
    gap: 9px 13px;
  }

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

  .hero {
    padding: 20px;
    border-radius: 16px;
  }

  .flow-grid,
  .choice-grid {
    grid-template-columns: 1fr;
  }

  .flow-step {
    min-height: 0;
  }

  .flow-step::after {
    display: none;
  }

  th,
  td {
    min-width: 180px;
    padding: 12px;
  }
}