:root {
  color: #161a20;
  background: #f5f7fa;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --brand: #d4212f;
  --ink: #161a20;
  --muted: #607080;
  --line: #d9e0e7;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

a {
  color: var(--brand);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  border-top: 4px solid var(--brand);
  background: #171a1f;
  color: #fff;
}

.header-inner,
.page {
  width: min(calc(100% - 40px), 1120px);
  margin: 0 auto;
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0;
}

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

.brand span span {
  color: var(--brand);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 14px;
}

.nav a {
  color: #dfe6ee;
}

.page {
  padding: 56px 0 80px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 28px;
  align-items: stretch;
  margin-bottom: 32px;
}

.hero-main,
.summary-card,
.section {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 12px;
  box-shadow: 0 16px 45px rgb(18 28 38 / 0.08);
}

.hero-main {
  padding: 40px;
}

.kicker {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.98;
  letter-spacing: 0;
}

.lede {
  max-width: 68ch;
  margin: 22px 0 0;
  color: #334250;
  font-size: 19px;
  line-height: 1.65;
}

.summary-card {
  padding: 28px;
}

.summary-card h2,
.section h2 {
  margin: 0 0 16px;
  font-size: 24px;
  line-height: 1.15;
}

.summary-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.summary-list li {
  padding-left: 18px;
  border-left: 3px solid var(--brand);
  color: #334250;
  line-height: 1.55;
}

.notice {
  margin: 0 0 28px;
  padding: 18px 20px;
  border: 1px solid #f0c5ca;
  border-left: 5px solid var(--brand);
  background: #fff7f8;
  border-radius: 10px;
  color: #3b2630;
  line-height: 1.55;
}

.section {
  margin-top: 18px;
  padding: 30px;
}

.section p,
.section li {
  color: #394857;
  font-size: 16px;
  line-height: 1.7;
}

.section ul {
  margin: 14px 0 0;
  padding-left: 20px;
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.callout {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fafc;
}

.callout strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.footer-note {
  margin-top: 30px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

@media (max-width: 820px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

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

  .hero-main,
  .summary-card,
  .section {
    padding: 24px;
  }
}