.detail-main { min-height: 70vh; }
.detail-hero {
  position: relative;
  display: grid;
  min-height: 590px;
  padding-block: clamp(72px, 9vw, 118px) 90px;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, .72fr);
  align-items: center;
  gap: clamp(42px, 7vw, 92px);
}
.detail-hero::before {
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -14%;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(34,211,238,.09);
  border-radius: 50%;
  box-shadow: inset 0 0 100px rgba(34,211,238,.035), 0 0 120px rgba(34,211,238,.035);
  content: "";
}
.detail-hero h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(48px, 6vw, 76px);
  font-weight: 790;
  line-height: .99;
  letter-spacing: -.062em;
}
.detail-hero h1 em { color: var(--cyan); font-style: normal; }
.detail-lede { max-width: 720px; margin-bottom: 30px; color: #b2bdcc; font-size: clamp(16px, 1.5vw, 19px); }
.detail-note { margin: 22px 0 0; color: var(--dim); font-size: 12px; }
.detail-signal {
  position: relative;
  padding: 32px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 30px;
  background: linear-gradient(150deg, rgba(34,211,238,.08), rgba(255,255,255,.025));
  box-shadow: 0 32px 80px rgba(0,0,0,.28);
}
.detail-signal::after { position: absolute; right: -50px; bottom: -70px; width: 210px; height: 210px; border: 1px solid rgba(34,211,238,.15); border-radius: 50%; content: ""; }
.signal-label { margin-bottom: 38px; color: var(--cyan); font-size: 10px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.signal-flow { position: relative; z-index: 1; display: grid; gap: 10px; }
.signal-flow span { display: flex; min-height: 54px; padding: 0 16px; border: 1px solid rgba(255,255,255,.08); border-radius: 14px; align-items: center; gap: 13px; color: #c5cfdb; background: rgba(5,9,14,.46); font-size: 12px; font-weight: 750; }
.signal-flow span b { display: grid; width: 25px; height: 25px; flex: 0 0 auto; place-items: center; border-radius: 8px; color: #071016; background: var(--cyan); font-size: 9px; }
.detail-section { padding-block: 96px; border-top: 1px solid rgba(255,255,255,.07); }
.detail-heading { display: grid; margin-bottom: 42px; grid-template-columns: .8fr 1.2fr; align-items: end; gap: 46px; }
.detail-heading h2 { margin: 0; font-size: clamp(32px, 4.5vw, 54px); line-height: 1.03; letter-spacing: -.052em; }
.detail-heading > p { max-width: 620px; margin: 0; color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.feature-grid article { min-height: 230px; padding: 28px; border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(145deg, rgba(255,255,255,.035), rgba(255,255,255,.012)); }
.feature-grid small { color: var(--cyan); font-size: 10px; font-weight: 900; letter-spacing: .14em; }
.feature-grid h3 { margin: 56px 0 12px; font-size: 23px; line-height: 1.13; letter-spacing: -.035em; }
.feature-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.detail-steps { margin: 0; padding: 0; list-style: none; counter-reset: flow; }
.detail-steps li { display: grid; padding: 30px 0; border-top: 1px solid var(--line); grid-template-columns: 86px 1fr; gap: 26px; counter-increment: flow; }
.detail-steps li::before { color: var(--cyan); content: "0" counter(flow); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.detail-steps h3 { margin-bottom: 8px; font-size: 21px; letter-spacing: -.03em; }
.detail-steps p { max-width: 780px; margin: 0; color: var(--muted); }
.detail-boundary { padding: 34px; border: 1px solid rgba(255,173,82,.2); border-radius: 26px; background: linear-gradient(120deg, rgba(255,173,82,.075), rgba(255,255,255,.018)); }
.detail-boundary h2 { margin-bottom: 14px; font-size: clamp(27px, 3vw, 38px); line-height: 1.08; letter-spacing: -.04em; }
.detail-boundary p { max-width: 900px; margin: 0; color: #baa996; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.related-card { display: flex; min-height: 176px; padding: 24px; border: 1px solid var(--line); border-radius: 22px; flex-direction: column; text-decoration: none; background: var(--panel); }
.related-card small { color: var(--dim); font-size: 9px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.related-card strong { margin: auto 0 10px; font-size: 20px; line-height: 1.15; letter-spacing: -.035em; }
.related-card span { color: var(--cyan); font-size: 12px; font-weight: 800; }
.related-card:hover { border-color: rgba(34,211,238,.35); transform: translateY(-2px); }
.detail-faq { display: grid; grid-template-columns: .72fr 1.28fr; gap: 80px; }
.detail-closing { margin-block: 8px 104px; }

@media (max-width: 900px) {
  .detail-hero { grid-template-columns: 1fr; }
  .detail-signal { max-width: 560px; }
  .detail-heading, .detail-faq { grid-template-columns: 1fr; gap: 26px; }
  .related-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .detail-hero { min-height: 0; padding-block: 60px 72px; }
  .detail-hero h1 { font-size: clamp(43px, 13vw, 60px); }
  .detail-signal { padding: 24px; }
  .detail-section { padding-block: 76px; }
  .feature-grid, .related-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 200px; }
  .feature-grid h3 { margin-top: 38px; }
  .detail-steps li { grid-template-columns: 52px 1fr; gap: 12px; }
  .detail-boundary { padding: 25px; }
  .detail-closing { margin-bottom: 86px; }
}