* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: #fff;
  color: #243044;
  font-family: "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

a {
  color: #2c5aa0;
  text-decoration: none;
}

a:hover {
  color: #e67e22;
}

.shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  background: #2c5aa0;
  color: #fff;
  padding: 22px 16px 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  overflow: auto;
}

.rail a {
  color: #fff;
}

.rail-brand {
  display: block;
  padding: 12px 10px 14px;
  border-bottom: 2px solid #e67e22;
}

.rail-brand strong {
  display: block;
  font-size: 28px;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.rail-brand span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  opacity: 0.88;
}

.rail nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rail nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.06);
}

.rail nav a svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.rail nav a:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

.rail nav a.now {
  background: #e67e22;
  color: #fff;
}

.rail-stamp {
  margin-top: auto;
  font-size: 12px;
  line-height: 1.5;
  opacity: 0.85;
  padding: 10px 8px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.stage {
  min-width: 0;
  background: #fff;
}

.mast {
  background: #2c5aa0;
  color: #fff;
  padding: 22px 36px 24px;
}

.mast h1 {
  margin: 0 0 10px;
  font-size: 26px;
  line-height: 1.35;
  font-weight: 700;
}

.mast p {
  margin: 0 0 14px;
  max-width: 72em;
  color: #fff;
}

.mast time {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  background: rgba(255, 255, 255, 0.12);
  padding: 2px 8px;
}

.orange-cta {
  display: inline-block;
  background: #e67e22;
  color: #fff;
  padding: 10px 20px;
  font-weight: 700;
  border: 2px solid #e67e22;
}

.orange-cta:hover {
  background: #cf6d17;
  color: #fff;
  border-color: #cf6d17;
}

.inner {
  padding: 28px 36px 40px;
  max-width: 1120px;
}

.inner h2 {
  margin: 32px 0 12px;
  padding-left: 12px;
  border-left: 4px solid #e67e22;
  font-size: 22px;
  line-height: 1.4;
  color: #243044;
}

.inner h2:first-child {
  margin-top: 0;
}

.inner p {
  margin: 0 0 12px;
}

.tiles {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin: 16px 0 8px;
}

.tile {
  background: #fff;
  border: 1px solid #c8d3e0;
  border-top: 4px solid #2c5aa0;
  padding: 14px 14px 12px;
}

.tile strong {
  display: block;
  margin-bottom: 6px;
  color: #2c5aa0;
}

.tile p {
  margin: 0;
  font-size: 15px;
}

.duo-cmp {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0;
}

.duo-cmp article {
  padding: 16px 16px 12px;
  border: 1px solid #c8d3e0;
}

.duo-cmp article:first-child {
  background: #eaf0f8;
}

.duo-cmp article:last-child {
  background: #fdf3e9;
}

.duo-cmp h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: #2c5aa0;
}

.duo-cmp article:last-child h3 {
  color: #e67e22;
}

.news-cards {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin: 16px 0 8px;
}

.news-cards article {
  border: 1px solid #c8d3e0;
  padding: 14px;
  background: #fff;
}

.news-cards time {
  display: block;
  color: #e67e22;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 8px;
}

.news-cards p {
  margin: 0;
  font-size: 15px;
}

.ingress {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  counter-reset: ask;
}

.ingress li {
  counter-increment: ask;
  margin: 0 0 12px;
  padding: 12px 14px 12px 56px;
  border: 1px solid #c8d3e0;
  position: relative;
  background: #fff;
}

.ingress li::before {
  content: counter(ask, decimal-leading-zero);
  position: absolute;
  left: 12px;
  top: 12px;
  width: 32px;
  height: 32px;
  background: #2c5aa0;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ingress h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.ingress p {
  margin: 0;
}

.risk-box {
  margin: 16px 0;
  padding: 14px 16px;
  border: 2px solid #e67e22;
  background: #fff8f1;
}

.risk-box strong {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #e67e22;
  margin-bottom: 6px;
}

.risk-box svg {
  width: 18px;
  height: 18px;
}

.pack-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0;
}

.pack-row .tile {
  border-top-color: #e67e22;
}

.end-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0;
}

.end-grid .tile a {
  display: inline-block;
  margin-top: 8px;
  font-weight: 700;
}

.note {
  font-size: 15px;
  padding: 10px 12px;
  background: #eaf0f8;
  border-left: 4px solid #2c5aa0;
  margin: 12px 0 16px;
}

.colophon {
  background: #243044;
  color: #fff;
  padding: 22px 36px 28px;
}

.colophon p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
}

.colophon a {
  color: #fff;
  text-decoration: underline;
}

.colophon a:hover {
  color: #e67e22;
}

.ico {
  display: inline-block;
  vertical-align: -3px;
}

@media (max-width: 980px) {
  .tiles,
  .news-cards {
    grid-template-columns: 1fr;
  }

  .duo-cmp,
  .pack-row,
  .end-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .rail {
    position: relative;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
  }

  .rail-brand {
    border-bottom: none;
    border-right: 2px solid #e67e22;
    padding: 4px 16px 4px 4px;
  }

  .rail nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .rail-stamp {
    width: 100%;
    margin-top: 0;
  }

  .mast,
  .inner,
  .colophon {
    padding-left: 18px;
    padding-right: 18px;
  }

  .mast h1 {
    font-size: 22px;
  }
}