:root {
  --bg: #f7f4ee;
  --bg-alt: #efe9df;
  --fg: #16181d;
  --muted: #5d6068;
  --border: #ddd5c8;
  --red: #b3202c;
  --red-deep: #8a1620;
  --navy: #16233f;
  --card: #fffdf9;
  --shadow: 0 1px 2px rgba(22, 35, 63, 0.06), 0 8px 24px rgba(22, 35, 63, 0.07);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101319;
    --bg-alt: #161a22;
    --fg: #ecebe7;
    --muted: #9ba1ad;
    --border: #2a303c;
    --red: #e2545f;
    --red-deep: #b3202c;
    --navy: #c9d4ec;
    --card: #171b23;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---------- ticker ---------- */

.ticker {
  overflow: hidden;
  background: var(--red-deep);
  color: #fff;
  border-bottom: 3px solid var(--navy);
  padding: 0.5rem 0;
}

.ticker-track {
  display: flex;
  gap: 1.5rem;
  white-space: nowrap;
  width: max-content;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  animation: scroll 48s linear infinite;
}

.ticker .dot {
  opacity: 0.5;
}

@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .ticker-track {
    animation: none;
  }
}

/* ---------- hero ---------- */

.hero {
  max-width: 52rem;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 3.5rem;
  text-align: center;
}

.eyebrow {
  margin: 0 0 1.5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
}

h1 {
  margin: 0 0 1.75rem;
  font-size: clamp(3rem, 11vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--navy);
}

.to-fall {
  color: var(--red);
  font-style: italic;
}

.lede {
  max-width: 38rem;
  margin: 0 auto 1.1rem;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--muted);
}

.lede-punch {
  color: var(--fg);
  font-weight: 600;
}

.cta-row {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.25rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  border: 1.5px solid var(--red);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.12s ease, filter 0.12s ease;
}

.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.btn-primary {
  background: var(--red);
  color: #fff;
}

.btn-ghost {
  color: var(--red);
}

.hero-note {
  margin: 2rem 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- sections ---------- */

.section {
  padding: 4rem 1.5rem;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section > *,
.quote-section > * {
  max-width: 52rem;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.25rem);
  letter-spacing: -0.02em;
  color: var(--navy);
  margin: 0 0 0.9rem;
}

.section-intro {
  margin: 0 0 2.5rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 40rem;
}

/* ---------- formula ---------- */

.formula-card {
  background: var(--navy);
  color: #f3f0ea;
  border-radius: 14px;
  padding: 2.25rem 1.75rem;
  text-align: center;
  box-shadow: var(--shadow);
  margin-bottom: 2.5rem;
}

@media (prefers-color-scheme: dark) {
  .formula-card {
    background: #1b2233;
    border: 1px solid var(--border);
    color: var(--fg);
  }
}

.formula-label {
  margin: 0 0 1.25rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.7;
}

.formula {
  margin: 0 0 1.25rem;
  font-size: clamp(1.6rem, 5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.formula-key,
.formula-result {
  margin: 0 auto;
  max-width: 34rem;
  font-size: 0.95rem;
  opacity: 0.85;
}

.formula-result {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

@media (prefers-color-scheme: dark) {
  .formula-result {
    border-top-color: var(--border);
  }
}

/* ---------- cards ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow);
}

.card-num {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: var(--navy);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- threat ---------- */

.figure-card {
  margin: 0 auto 2.5rem;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow);
}

.figure-card img {
  display: block;
  width: 100%;
  height: auto;
  /* The source is a wide news graphic; crop it to a banner rather than let it
     dominate the section. */
  aspect-ratio: 21 / 7;
  object-fit: cover;
}

/* Photos with a subject that a banner crop would decapitate. */
.figure-tall img {
  aspect-ratio: auto;
}

.figure-card figcaption {
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

.figure-card figcaption strong {
  color: var(--fg);
}

.threat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 1.25rem;
}

.threat-stat {
  text-align: center;
  padding: 1.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
}

.stat-num {
  display: block;
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--red);
  margin-bottom: 0.6rem;
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- roster ---------- */

.roster {
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.5rem 1.75rem;
  box-shadow: var(--shadow);
}

.roster-num {
  margin: 0;
  font-size: clamp(4rem, 14vw, 7rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--navy);
  font-variant-numeric: tabular-nums;
}

.roster-label {
  margin: 0.5rem 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.roster-delta {
  margin: 0.75rem 0 0;
  font-weight: 700;
  color: var(--red);
}

.roster-note {
  max-width: 34rem;
  margin: 1.75rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--muted);
}

/* ---------- calculator ---------- */

.calc {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.calc-label {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.calc-value {
  display: block;
  font-size: clamp(2rem, 6vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--navy);
  font-variant-numeric: tabular-nums;
  margin-bottom: 1.5rem;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--red);
  cursor: pointer;
  margin-bottom: 2rem;
}

.meter {
  height: 12px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.meter-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #2f9e5f, #d8a24b 45%, var(--red));
  transition: width 0.25s ease;
}

.calc-verdict {
  margin: 0 0 0.5rem;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--red);
  letter-spacing: -0.01em;
}

.calc-note {
  margin: 0;
  min-height: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- proposals ---------- */

.proposals {
  list-style: none;
  counter-reset: phase;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--border);
}

.proposals li {
  position: relative;
  padding: 0 0 2.25rem 2rem;
}

.proposals li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 0.6rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--red);
  border: 2px solid var(--bg);
}

.proposals li:last-child {
  padding-bottom: 0;
}

.proposals h3 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
  color: var(--navy);
}

.proposals p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* ---------- faq ---------- */

.faq details {
  border-bottom: 1px solid var(--border);
  padding: 1.1rem 0;
}

.faq details:first-child {
  border-top: 1px solid var(--border);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  color: var(--red);
  font-size: 1.35rem;
  line-height: 1;
  flex-shrink: 0;
}

.faq details[open] summary::after {
  content: "\2212";
}

.faq details p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 42rem;
}

/* ---------- quote ---------- */

.quote-section {
  padding: 4.5rem 1.5rem;
  text-align: center;
}

blockquote {
  margin: 0 auto;
  max-width: 40rem;
}

blockquote p {
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 4.5vw, 2.5rem);
  font-style: italic;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--navy);
}

blockquote cite {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-style: normal;
  color: var(--red);
}

/* ---------- footer ---------- */

.footer {
  background: var(--navy);
  color: #e8e5df;
  padding: 3.5rem 1.5rem 2.5rem;
  text-align: center;
}

@media (prefers-color-scheme: dark) {
  .footer {
    background: #0b0e13;
    border-top: 1px solid var(--border);
    color: var(--fg);
  }
}

.footer-brand {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.footer-tag {
  margin: 0 0 2.5rem;
  font-size: 0.95rem;
  opacity: 0.65;
}

.disclaimer {
  max-width: 44rem;
  margin: 0 auto 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.8rem;
  line-height: 1.65;
  opacity: 0.7;
}

@media (prefers-color-scheme: dark) {
  .disclaimer {
    border-top-color: var(--border);
  }
}

.disclaimer strong {
  opacity: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.build-stamp {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  opacity: 0.4;
  overflow-wrap: anywhere;
}