/* cn: pale path, huge numbered strides */
html { scroll-behavior: auto; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Trebuchet MS", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 17px;
  line-height: 1.72;
  color: #0F172A;
  background: #F4F6F8;
}
svg { display: block; max-width: 100%; }
a { color: #1B4B8A; text-decoration: none; }
a:hover { color: #0F172A; }

.banner {
  background: #FFFFFF;
  box-shadow: 0 1px 0 #d8dee8;
}
.banner-row {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.sigil {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 19px;
  color: #0F172A;
}
.sigil svg { width: 34px; height: 34px; }
.route-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.route-nav a {
  background: #E8EEF6;
  color: #1B4B8A;
  font-size: 13px;
  padding: 7px 12px;
  border-radius: 6px;
}
.route-nav a:hover {
  background: #1B4B8A;
  color: #fff;
}

.brief-hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 24px 12px;
}
.brief-hero h1 {
  font-size: 36px;
  line-height: 1.3;
  color: #0F172A;
  margin-bottom: 14px;
  font-weight: 800;
}
.brief-hero p {
  max-width: 46em;
  margin-bottom: 10px;
  color: #334155;
}

.path-sec {
  max-width: 1180px;
  margin: 0 auto;
  padding: 36px 24px 8px;
}
.path-sec h2 {
  font-size: 24px;
  color: #1B4B8A;
  margin-bottom: 12px;
  font-weight: 750;
}
.path-lead { margin-bottom: 20px; color: #1e293b; }

.ready-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.ready-box {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}
.ready-box h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: #1B4B8A;
}
.ready-box ul { padding-left: 18px; }
.ready-box li { margin: 8px 0; }

.mega-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 8px;
}
.mega-dot {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 18px 14px 20px;
  text-align: left;
  min-height: 220px;
}
.mega-no {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #1B4B8A;
  color: #fff;
  font-size: 26px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.mega-dot h3 { font-size: 16px; margin-bottom: 8px; }
.grid-hint {
  width: 48px;
  height: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  margin: 8px 0;
}
.grid-hint i {
  background: #cbd5e1;
  display: block;
  border-radius: 1px;
}

.look-three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.look-card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 20px;
}
.look-card svg { width: 40px; height: 40px; color: #1B4B8A; }
.look-card h3 { font-size: 17px; margin: 10px 0 8px; }

.miss-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #FFFFFF;
  border-radius: 16px;
  overflow: hidden;
}
.miss-table th,
.miss-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #e5eaf0;
}
.miss-table th {
  background: #1B4B8A;
  color: #fff;
  font-size: 15px;
}

.hold-note {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 26px 28px;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
}
.hold-note svg { width: 56px; height: 56px; color: #1B4B8A; }

.faster-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.faster-card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 20px;
}
.faster-card h3 { font-size: 17px; margin-bottom: 8px; color: #1B4B8A; }

.ask-stack details {
  background: #FFFFFF;
  border-radius: 12px;
  padding: 4px 18px;
  margin-bottom: 10px;
}
.ask-stack summary {
  cursor: pointer;
  font-weight: 700;
  padding: 12px 0;
}
.ask-stack summary:hover { color: #1B4B8A; }
.ask-stack p { padding-bottom: 14px; }

.pale-end {
  margin-top: 48px;
  background: #0F172A;
  color: #cbd5e1;
  padding: 32px 24px;
  font-size: 14px;
}
.pale-end-inner { max-width: 1180px; margin: 0 auto; }
.pale-end p { margin: 8px 0; }

@media (max-width: 980px) {
  .ready-pair, .mega-steps, .look-three, .faster-wrap, .hold-note {
    grid-template-columns: 1fr;
  }
  .brief-hero h1 { font-size: 28px; }
}