/* This leaf stylesheet is used only by the two cooling-signal guide pages. */
.cooling-signal-guide {
  --bg: #080b0c;
  --panel: #12191b;
  --panel-soft: #0d1214;
  --text: #eff3f2;
  --muted: #b6c6ca;
  --gold: #e7c77d;
  --line: #37494e;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.cooling-signal-guide *,
.cooling-signal-guide *::before,
.cooling-signal-guide *::after { box-sizing: border-box; }
.cooling-signal-guide a { color: var(--gold); text-underline-offset: .2em; }
.cooling-signal-guide a:hover { text-decoration-thickness: 2px; }
.cooling-signal-guide a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.cooling-signal-guide .skip { position: absolute; left: 16px; top: -120px; z-index: 2; padding: 8px 14px; background: var(--panel); }
.cooling-signal-guide .skip:focus { top: 12px; }
.cooling-signal-guide .masthead,
.cooling-signal-guide main,
.cooling-signal-guide footer { max-width: 1100px; margin-inline: auto; padding-inline: 24px; }
.cooling-signal-guide .masthead { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding-block: 24px; border-bottom: 1px solid var(--line); }
.cooling-signal-guide .brand { font-weight: 800; letter-spacing: .06em; text-decoration: none; }
.cooling-signal-guide .languages { display: flex; gap: 10px; }
.cooling-signal-guide .languages a { display: inline-flex; min-width: 44px; min-height: 44px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 8px; }
.cooling-signal-guide [aria-current="page"] { color: var(--text); background: var(--panel); text-decoration: none; }
.cooling-signal-guide .intro { padding-block: 48px 26px; }
.cooling-signal-guide .eyebrow { margin: 0 0 12px; color: var(--gold); font-size: .82rem; font-weight: 700; letter-spacing: .06em; }
.cooling-signal-guide h1 { max-width: 23ch; margin: 0 0 22px; font-size: clamp(2rem, 5vw, 3.55rem); line-height: 1.13; letter-spacing: -.025em; }
.cooling-signal-guide h2 { margin: 0 0 14px; font-size: clamp(1.45rem, 3vw, 2rem); line-height: 1.25; }
.cooling-signal-guide h3 { margin: 0 0 10px; font-size: 1.08rem; line-height: 1.4; }
.cooling-signal-guide p { margin: 0 0 16px; }
.cooling-signal-guide .lead { max-width: 70ch; font-size: 1.25rem; }
.cooling-signal-guide .scope { max-width: 90ch; color: var(--muted); font-size: .92rem; }
.cooling-signal-guide .contents { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; padding: 18px 0; border-block: 1px solid var(--line); font-size: .9rem; }
.cooling-signal-guide .contents span { color: var(--muted); }
.cooling-signal-guide article > section,
.cooling-signal-guide .related { margin-top: 42px; scroll-margin-top: 22px; }
.cooling-signal-guide .control-map { margin: 24px 0 0; }
.cooling-signal-guide .lane { margin-bottom: 20px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel-soft); }
.cooling-signal-guide .lane h3 { margin-bottom: 18px; }
.cooling-signal-guide .signal-path { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; padding: 0; margin: 0; list-style: none; }
.cooling-signal-guide .signal-path li { position: relative; min-width: 0; padding: 15px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.cooling-signal-guide .signal-path li + li::before { content: "→"; position: absolute; inset-inline-start: -24px; top: calc(50% - 16px); color: var(--gold); font-size: 22px; }
.cooling-signal-guide .signal-path p { margin: 8px 0 0; font-size: .91rem; }
.cooling-signal-guide .step-label { color: var(--gold); font-size: .82rem; font-weight: 800; }
.cooling-signal-guide .protection { padding: 18px 22px; border: 1px solid var(--gold); border-inline-start-width: 5px; border-radius: 9px; background: var(--panel); }
.cooling-signal-guide .protection p { margin: 0; font-size: .93rem; }
.cooling-signal-guide figcaption { padding: 16px 0 0; color: var(--muted); font-size: .9rem; }
.cooling-signal-guide .source { margin-top: 16px; font-size: .84rem; }
.cooling-signal-guide table { width: 100%; table-layout: fixed; border-collapse: collapse; font-size: .93rem; }
.cooling-signal-guide caption { text-align: start; padding: 0 0 12px; color: var(--muted); }
.cooling-signal-guide th,
.cooling-signal-guide td { vertical-align: top; text-align: start; padding: 15px 17px; border: 1px solid var(--line); overflow-wrap: anywhere; hyphens: auto; }
.cooling-signal-guide th { width: 35%; background: var(--panel); }
.cooling-signal-guide thead th { color: var(--gold); }
.cooling-signal-guide .role { display: block; margin-top: 7px; color: var(--muted); font-size: .76rem; font-weight: 400; }
.cooling-signal-guide .locations { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cooling-signal-guide .locations > div { padding: 20px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.cooling-signal-guide .locations p { margin: 0; font-size: .92rem; }
.cooling-signal-guide .reading-rule { margin-top: 20px; padding-inline-start: 16px; border-inline-start: 3px solid var(--gold); }
.cooling-signal-guide .record { padding: 22px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); white-space: pre-wrap; overflow-wrap: anywhere; font-size: .88rem; line-height: 1.9; }
.cooling-signal-guide .faq { border-top: 1px solid var(--line); }
.cooling-signal-guide .faq > div { padding-block: 20px; border-bottom: 1px solid var(--line); }
.cooling-signal-guide .faq p { margin: 0; }
.cooling-signal-guide .related { padding: 24px; border: 1px solid var(--line); border-radius: 12px; }
.cooling-signal-guide footer { margin-top: 45px; padding-block: 24px 40px; color: var(--muted); font-size: .8rem; }
@media (max-width: 720px) {
  .cooling-signal-guide .signal-path,
  .cooling-signal-guide .locations { grid-template-columns: minmax(0, 1fr); }
  .cooling-signal-guide .signal-path li + li::before { content: "↓"; top: -31px; inset-inline-start: calc(50% - 6px); }
  .cooling-signal-guide .intro { padding-top: 34px; }
}
@media (max-width: 420px) {
  .cooling-signal-guide .masthead,
  .cooling-signal-guide main,
  .cooling-signal-guide footer { padding-inline: 16px; }
  .cooling-signal-guide .lane,
  .cooling-signal-guide .protection,
  .cooling-signal-guide .related { padding: 16px; }
  .cooling-signal-guide th,
  .cooling-signal-guide td { padding: 11px 9px; }
  .cooling-signal-guide table { font-size: .86rem; }
  .cooling-signal-guide .record { padding: 15px; font-size: .79rem; }
}
@media print {
  .cooling-signal-guide { --bg: #fff; --panel: #fff; --panel-soft: #fff; --text: #000; --muted: #333; --gold: #333; --line: #777; font-size: 11pt; }
  .cooling-signal-guide .skip,
  .cooling-signal-guide .contents,
  .cooling-signal-guide .languages { display: none; }
  .cooling-signal-guide .intro { padding-block: 20px; }
  .cooling-signal-guide h1 { font-size: 25pt; }
  .cooling-signal-guide .lane,
  .cooling-signal-guide .protection,
  .cooling-signal-guide tr,
  .cooling-signal-guide .record { break-inside: avoid; }
  .cooling-signal-guide .signal-path { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cooling-signal-guide .signal-path li + li::before { content: "→"; inset-inline-start: -24px; top: calc(50% - 16px); }
}