/* Homepage signal explorer. Static articles remain readable without JavaScript. */
.signals-inner {
  width: min(calc(100vw - 48px), 1120px);
  margin-left: 50%;
  transform: translateX(-50%);
  --signal-line: #344047;
  --signal-panel: #0d1316;
}
.signals-inner [hidden] { display: none !important; }
.signals-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.signals-heading-row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.signals-heading-row .section-kicker { margin: 0; }
.signals-updated { color: var(--muted); font: 11px/1.6 var(--font-mono); }
.signals-updated time { margin-left: 8px; color: var(--text); }
.signals-title { margin-top: 22px; font: 700 clamp(30px, 4vw, 48px)/1.15 var(--font-body); letter-spacing: -.04em; }
.signals-intro { max-width: 66ch; margin: 18px 0 32px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.signals-inner button, .signals-inner input, .signals-inner select { font: inherit; }
.signals-inner button { cursor: pointer; }
.signals-inner :is(button, input, select):focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.signals-controls { margin-bottom: 22px; }
.signals-categories { display: flex; gap: 4px 24px; flex-wrap: wrap; padding-bottom: 14px; border-bottom: 1px solid var(--signal-line); }
.signals-categories button { min-height: 44px; padding: 8px 0; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--muted); font-size: 13px; }
.signals-categories button:hover { color: var(--text); }
.signals-categories button[aria-pressed="true"] { border-bottom-color: var(--accent); color: var(--accent); }
.signals-fields { display: flex; align-items: end; flex-wrap: wrap; gap: 16px; margin-top: 18px; }
.signals-fields label { display: grid; gap: 7px; color: var(--muted); font: 11px/1.4 var(--font-mono); }
.signals-search { flex: 1 1 260px; }
.signals-region { flex: 0 1 185px; }
.signals-fields :is(input, select) { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #45525a; border-radius: 0; background: var(--signal-panel); color: var(--text); font: 13px/1.5 var(--font-body); color-scheme: dark; }
.signals-fields input::placeholder { color: #9baab3; opacity: 1; }
.signals-reset { min-height: 44px; padding: 8px 4px; border: 0; background: transparent; color: var(--muted); font-size: 12px !important; text-decoration: underline; text-underline-offset: 4px; }
.signals-reset:hover { color: var(--text); }
.signals-explorer { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(300px, 1fr); border: 1px solid var(--signal-line); border-top-color: #a795e080; background: #080e11; }
.signals-map { position: relative; isolation: isolate; display: flex; flex-direction: column; justify-content: space-between; min-width: 0; padding: 22px; margin: 0; overflow: hidden; background: #090d16; }
.signals-map::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: linear-gradient(#080c0db8, #080c0ded), url("images/scanlines.jpg") center / cover; opacity: .65; }
.signals-map-top { display: flex; justify-content: space-between; gap: 12px; color: #aebcc3; font: 10px/1.5 var(--font-mono); letter-spacing: .025em; }
.signals-map-canvas { position: relative; width: 100%; aspect-ratio: 1000 / 383; margin: 40px 0; }
.signals-map-canvas img { display: block; width: 100%; height: 100%; filter: grayscale(1) brightness(1.5); opacity: .8; }
.signals-pins { position: absolute; inset: 0; }
.signal-pin { position: absolute; display: grid; place-items: center; width: 44px; height: 44px; padding: 0; transform: translate(-50%, -50%); border: 0; border-radius: 50%; background: transparent; color: var(--text); }
.signal-pin span { display: grid; place-items: center; width: 26px; height: 26px; border: 1px solid #94b1c2; border-radius: 50%; background: #101d24; box-shadow: 0 0 0 4px #080e11aa; font: 12px/1 var(--font-mono); }
.signal-pin[aria-pressed="true"] { z-index: 2; }
.signal-pin[aria-pressed="true"] span { color: #080c0d; background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 5px #a6edf024; }
.signal-pin:hover span { border-color: var(--accent); }
.signals-map figcaption { max-width: 42ch; color: #aebcc3; font: 11px/1.65 var(--font-mono); }
.signal-detail { display: flex; flex-direction: column; min-width: 0; min-height: 420px; padding: 24px; border-left: 1px solid var(--signal-line); background: var(--signal-panel); scroll-margin-top: 100px; }
.signal-detail:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.signal-detail-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 12px; color: var(--accent); font: 10px/1.6 var(--font-mono); }
.signal-detail-meta time { color: var(--muted); white-space: nowrap; }
.signal-detail h3 { margin-top: 18px; font: 500 clamp(21px, 2.3vw, 26px)/1.25 var(--font-body); letter-spacing: -.025em; text-wrap: pretty; }
.signal-detail-place { margin-top: 12px; color: #c0ccd3; font: 11px/1.5 var(--font-mono); }
.signal-detail-summary { margin-top: 20px; color: #e0e7eb; font-size: 14px; line-height: 1.75; }
.signal-detail-context { margin-top: 18px; padding-left: 12px; border-left: 2px solid #687b87; color: #acbac3; font-size: 12px; line-height: 1.7; }
.signal-detail-source { display: inline-flex; align-items: center; min-height: 44px; margin-top: 14px; color: var(--accent); font-size: 12px; line-height: 1.5; text-underline-offset: 4px; }
.signal-detail-source:hover { color: #d1f7f8; }
.signal-detail-nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: auto; padding-top: 20px; color: var(--muted); font: 10px/1.5 var(--font-mono); }
.signal-detail-nav > div { display: flex; gap: 6px; }
.signal-detail-nav button { width: 44px; height: 44px; border: 1px solid #45525a; background: transparent; color: var(--text); font-size: 20px; }
.signal-detail-nav button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.signal-detail-nav button:disabled { opacity: .35; cursor: default; }
.signal-nearby { margin-bottom: 22px; padding-bottom: 16px; border-bottom: 1px solid var(--signal-line); }
.signal-nearby p { color: var(--muted); font: 10px/1.5 var(--font-mono); }
.signal-nearby > div { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 6px; }
.signal-nearby button { min-height: 44px; padding: 5px 0; border: 0; border-bottom: 1px solid transparent; color: var(--muted); background: transparent; font-size: 11px; }
.signal-nearby button[aria-pressed="true"] { color: var(--accent); border-bottom-color: var(--accent); }
.signals-list-heading { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 20px; margin-top: 30px; padding-bottom: 14px; border-bottom: 1px solid var(--signal-line); }
.signals-list-heading h3 { font: 500 14px/1.5 var(--font-body); }
.signals-list-heading p { color: var(--muted); font: 11px/1.5 var(--font-mono); }
.signals-feed { margin: 0; padding: 0; list-style: none; }
.signals-feed > li { border-bottom: 1px solid var(--signal-line); }
.signals-feed article { padding: 24px 0; }
.signal-meta { display: flex; flex-wrap: wrap; gap: 16px; color: var(--accent); font: 11px/1.5 var(--font-mono); }
.signal-meta time { color: var(--muted); }
.signals-feed h3 { margin-top: 12px; font-size: 19px; line-height: 1.4; font-weight: 500; }
.signal-place { margin: 8px 0; color: var(--muted); font: 11px/1.6 var(--font-mono); }
.signal-summary { max-width: 80ch; color: #e0e7eb; font-size: 14px; }
.signal-context { max-width: 90ch; margin-top: 12px; color: var(--muted); font-size: 12px; }
.signal-row { display: grid; grid-template-columns: 156px minmax(0, 1fr) 180px 20px; align-items: center; gap: 20px; width: 100%; min-height: 88px; padding: 18px 12px; border: 0; border-left: 2px solid transparent; background: transparent; color: var(--text); text-align: left; }
.signal-row-meta { display: grid; gap: 5px; color: var(--muted); font: 10px/1.5 var(--font-mono); }
.signal-row-meta time { color: #d3dce2; }
.signal-row-title { font-size: 14px; font-weight: 500; line-height: 1.5; }
.signal-row-place { color: var(--muted); font: 11px/1.6 var(--font-mono); }
.signal-row-arrow { color: #94a8b6; }
.signal-row:hover { background: #142028; }
.signal-row[aria-pressed="true"] { border-left-color: var(--accent); background: var(--accent-soft); }
.signal-row[aria-pressed="true"] .signal-row-arrow { color: var(--accent); }
.signals-empty { padding: 36px 0; color: var(--muted); font-size: 14px; }
.signals-method { max-width: 88ch; margin-top: 22px; color: #a5b4bd; font-size: 11px; line-height: 1.8; }
/* Keep topic labels explicit; colour is an additional cue from the scanline artwork. */
/* One accent: topics are told apart by their label, not by a rainbow of colours. */
.signals-inner [data-category] { --topic-colour: #a6edf0; }
.signals-categories button[aria-pressed="true"] { color: var(--topic-colour, var(--accent)); border-bottom-color: var(--topic-colour, var(--accent)); }
.signal-row-meta > span, .signal-meta > span { color: var(--topic-colour, var(--accent)); }
.signal-pin[data-category] span { border-color: var(--topic-colour, var(--accent)); }
.signal-detail-meta > span { color: var(--topic-colour, var(--accent)); }
@media (max-width: 820px) {
  .signals-explorer { grid-template-columns: 1fr; }
  .signals-map { padding: 22px; }
  .signals-map-canvas { margin-block: 34px; }
  .signal-detail { min-height: 0; border-left: 0; border-top: 1px solid var(--signal-line); }
  .signal-detail h3 { max-width: 35ch; font-size: 25px; }
  .signal-row { grid-template-columns: 130px minmax(0, 1fr) 20px; gap: 16px; }
  .signal-row-place { grid-column: 2; grid-row: 2; }
  .signal-row-meta { grid-row: 1 / 3; }
  .signal-row-arrow { grid-column: 3; grid-row: 1 / 3; }
}
@media (max-width: 480px) {
  .signals-inner { width: calc(100vw - 40px); }
  .signals-heading-row { gap: 10px; }
  .signals-updated { font-size: 10px; }
  .signals-updated time { margin-left: 3px; }
  .signals-categories { gap: 2px 18px; }
  .signals-categories button { font-size: 12px; }
  .signals-fields { gap: 14px; }
  .signals-fields label { min-width: 0; }
  .signals-fields :is(input, select) { font-size: 16px; }
  .signals-region { flex: 1 1 185px; }
  .signals-map { padding: 16px; }
  .signals-map-top { font-size: 9px; }
  .signals-map-canvas { margin-block: 32px; }
  .signal-detail { padding: 20px; }
  .signal-row { grid-template-columns: minmax(0, 1fr) 20px; gap: 8px 12px; padding: 18px 12px; }
  .signal-row-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; grid-row: 1; grid-column: 1; }
  .signal-row-title { grid-row: 2; grid-column: 1; }
  .signal-row-place { grid-row: 3; grid-column: 1; }
  .signal-row-arrow { grid-column: 2; grid-row: 1 / 4; }
}

/* Luxury register: sans labels instead of monospace, hairlines instead of boxes, one soft card for the map. */
.signals-inner { --signal-line: #1f2a2f; --signal-panel: transparent; }
.signals-updated { color: #667a83; font: 12px/1.6 var(--font-body); letter-spacing: .04em; }
.signals-updated time { color: #9aabb3; }
.signals-title { margin-top: 28px; font: 500 clamp(32px, 4.2vw, 54px)/1.1 var(--font-body); letter-spacing: -.04em; }
.signals-intro { max-width: 52ch; margin: 22px 0 56px; color: #9aabb3; font-size: 16px; line-height: 1.8; }
.signals-controls { margin-bottom: 36px; }
.signals-categories { gap: 4px 32px; padding-bottom: 0; border-bottom: 1px solid var(--signal-line); }
.signals-categories button { padding: 10px 0 14px; margin-bottom: -1px; color: #7f9199; font-size: 14px; }
.signals-categories button[aria-pressed="true"] { border-bottom-width: 1px; }
.signals-fields { gap: 16px; margin-top: 28px; }
.signals-fields label { color: #667a83; font: 11px/1.4 var(--font-body); letter-spacing: .1em; text-transform: uppercase; }
.signals-fields :is(input, select) { min-height: 48px; padding: 10px 20px; border: 1px solid #26333a; border-radius: 999px; background: transparent; font-size: 14px; }
.signals-fields :is(input, select):hover { border-color: #3a4a52; }
.signals-fields select { padding-right: 36px; }
.signals-reset { color: #7f9199; text-underline-offset: 6px; text-decoration-color: #3a4a52; }
.signals-explorer { grid-template-columns: minmax(0, 1.75fr) minmax(300px, 1fr); border: 1px solid #1f2a2f; border-radius: 22px; overflow: hidden; background: radial-gradient(120% 90% at 30% 0%, #0e171b, #070b0d 70%); }
.signals-map { padding: 32px; background: transparent; }
.signals-map::before { background: radial-gradient(60% 55% at 50% 45%, rgb(166 237 240 / 7%), transparent 70%); opacity: 1; }
.signals-map-top { color: #667a83; font: 11px/1.5 var(--font-body); letter-spacing: .12em; text-transform: uppercase; }
.signals-map-canvas { margin: 40px 0; }
.signals-map-canvas img { filter: grayscale(1) brightness(1.3); opacity: .6; }
.signal-pin span { width: 22px; height: 22px; border-width: 1px; background: #0b1418; box-shadow: 0 0 0 6px rgb(166 237 240 / 6%); font: 500 11px/1 var(--font-body); }
.signal-pin[aria-pressed="true"] span { box-shadow: 0 0 0 7px rgb(166 237 240 / 16%), 0 0 24px rgb(166 237 240 / 40%); }
.signals-map figcaption { color: #667a83; font: 12px/1.7 var(--font-body); }
.signal-detail { padding: 36px 36px 28px; border-left: 1px solid #1f2a2f; background: transparent; }
.signal-detail-meta { font: 11px/1.6 var(--font-body); letter-spacing: .12em; text-transform: uppercase; }
.signal-detail-meta time { color: #667a83; }
.signal-detail h3 { margin-top: 22px; font-weight: 500; letter-spacing: -.03em; }
.signal-detail-place { margin-top: 14px; color: #7f9199; font: 13px/1.5 var(--font-body); }
.signal-detail-summary { margin-top: 24px; color: #cfd9de; font-size: 15px; line-height: 1.8; }
.signal-detail-context { margin-top: 22px; padding-left: 16px; border-left: 1px solid #33424a; color: #8a9ca4; font-size: 13px; }
.signal-detail-nav { color: #667a83; font: 12px/1.5 var(--font-body); }
.signal-detail-nav button { width: 44px; height: 44px; border: 1px solid #26333a; border-radius: 50%; font-size: 17px; }
.signal-nearby p { color: #667a83; font: 11px/1.5 var(--font-body); letter-spacing: .12em; text-transform: uppercase; }
.signals-list-heading { margin-top: 56px; padding-bottom: 18px; }
.signals-list-heading h3 { font: 500 16px/1.5 var(--font-body); letter-spacing: -.01em; }
.signals-list-heading p { color: #667a83; font: 12px/1.5 var(--font-body); }
.signal-row { min-height: 96px; padding: 24px 12px; border-left: 0; border-bottom: 0; }
.signal-row-meta { color: #667a83; font: 11px/1.5 var(--font-body); letter-spacing: .1em; text-transform: uppercase; }
.signal-row-meta time { color: #9aabb3; }
.signal-row-title { font-size: 16px; font-weight: 400; letter-spacing: -.01em; }
.signal-row-place { color: #7f9199; font: 13px/1.6 var(--font-body); }
.signal-row-arrow { color: #4d5f68; transition: color .2s ease, transform .2s ease; }
.signal-row:hover { background: rgb(255 255 255 / 2.5%); }
.signal-row:hover .signal-row-arrow { color: #edf2f4; transform: translate(2px, -2px); }
.signal-row[aria-pressed="true"] { background: rgb(255 255 255 / 3.5%); }
.signals-method { color: #667a83; font-size: 12px; }
@media (max-width: 820px) { .signals-map { padding: 22px; } .signal-detail { padding: 28px 24px; } }

/* Globe: dotted land on a canvas, pins and the selected signal's callout positioned from the same projection. */
.signals-map { min-height: 580px; padding: 0; }
.signals-map-top { position: absolute; top: 32px; left: 32px; right: 32px; z-index: 2; }
.signals-map figcaption { position: absolute; left: 32px; bottom: 28px; z-index: 2; }
.signals-map-canvas { position: absolute; inset: 0; width: auto; aspect-ratio: auto; margin: 0; }
.signals-globe { display: block; width: 100%; height: 100%; }
.signals-map-canvas img { display: none; }
.signal-pin { transition: opacity .3s ease; }
.signal-pin span { width: 11px; height: 11px; border: 0; background: var(--topic-colour, #a6edf0); box-shadow: 0 0 0 5px rgb(166 237 240 / 14%); font: 500 11px/1 var(--font-body); color: #080c0d; }
.signal-pin span:not(:empty) { width: 24px; height: 24px; border: 1px solid var(--topic-colour, #a6edf0); background: #0b1418; color: #edf2f4; box-shadow: 0 0 0 6px rgb(166 237 240 / 8%); }
.signal-pin[data-category] span { border-color: var(--topic-colour, #a6edf0); }
.signal-pin[aria-pressed="true"] span { box-shadow: 0 0 0 7px rgb(255 255 255 / 16%), 0 0 26px var(--topic-colour, #a6edf0); }
.signal-pin[aria-pressed="true"] span:empty { background: #fff; }
.signals-pins.is-moving .signal-pin, .signals-pins.is-moving .signal-callout { opacity: 0; }
.signal-callout { position: absolute; z-index: 3; display: flex; align-items: center; gap: 10px; max-width: 340px; padding: 9px 16px 9px 11px; transform: translate(-50%, calc(-100% - 20px)); border-radius: 14px; background: #edf2f4; color: #080c0d; box-shadow: 0 18px 40px -12px rgb(0 0 0 / 70%); pointer-events: none; transition: opacity .3s ease; }
.signal-callout::after { content: ""; position: absolute; left: 50%; bottom: -5px; width: 10px; height: 10px; transform: translateX(-50%) rotate(45deg); border-radius: 2px; background: #edf2f4; }
.signal-callout svg { flex: none; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.signal-callout-copy { display: grid; min-width: 0; gap: 1px; }
.signal-callout-title { overflow: hidden; font: 500 13px/1.3 var(--font-body); text-overflow: ellipsis; white-space: nowrap; }
.signal-callout-place { color: #5d6e76; font: 11px/1.3 var(--font-body); }
@media (max-width: 820px) {
  .signals-map { min-height: 440px; }
  .signals-map-top { top: 22px; left: 22px; right: 22px; }
  .signals-map figcaption { left: 22px; bottom: 20px; }
  .signal-callout { max-width: 220px; }
}
@media (prefers-reduced-motion: reduce) { .signal-pin, .signal-callout { transition: none; } }

/* Mobile: the explorer stacks (the luxury block above re-declared the two-column grid after the earlier
   media query, so it must be restated here), and the globe gets a comfortable square-ish stage. */
@media (max-width: 820px) {
  .signals-explorer { grid-template-columns: minmax(0, 1fr); border-radius: 20px; }
  .signal-detail { min-height: 0; border-left: 0; border-top: 1px solid #1f2a2f; }
  .signals-map { min-height: 400px; }
  .signals-intro { margin-bottom: 40px; }
  .signals-list-heading { margin-top: 40px; }
}
@media (max-width: 480px) {
  .signals-title { margin-top: 22px; }
  .signals-categories { gap: 0 22px; }
  .signals-map { min-height: 360px; }
  .signals-map-top { top: 18px; left: 18px; right: 18px; }
  .signals-map figcaption { left: 18px; bottom: 16px; right: 18px; max-width: none; }
  .signal-detail { padding: 24px 20px 20px; }
  .signal-callout { max-width: 230px; padding: 8px 12px 8px 9px; }
  .signal-callout-title { font-size: 12px; }
  .signal-row { padding: 20px 4px; }
}
@media (max-width: 480px) {
  .signal-callout { max-width: 250px; }
  .signal-callout-title { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; white-space: normal; }
}

/* Live globe: every signal gets a pin and a callout that ride the rotation; the selected one is emphasised. */
.signal-pin { transition: none; }
.signal-callout { transition: opacity .35s ease; }
.signal-callout.is-selected { z-index: 4; box-shadow: 0 0 0 2px rgb(166 237 240 / 55%), 0 18px 40px -12px rgb(0 0 0 / 70%); }
.signals-map { min-height: 620px; }
@media (max-width: 820px) { .signals-map { min-height: 460px; } }
.signal-callout { width: max-content; }
.signal-callout:not(.is-selected) { background: rgb(237 242 244 / 88%); }

/* Full-screen globe: the explorer breaks out to the viewport; the detail panel floats over it. */
.signals-explorer { position: relative; display: block; width: 100vw; margin-left: calc(50% - 50vw); height: max(640px, calc(100svh - 76px)); border-radius: 0; border-left: 0; border-right: 0; }
.signals-map { position: absolute; inset: 0; min-height: 0; }
.signals-map-top { left: max(24px, calc((100vw - 1120px) / 2)); right: max(24px, calc((100vw - 1120px) / 2)); }
.signals-map figcaption { left: max(24px, calc((100vw - 1120px) / 2)); }
.signal-detail { position: absolute; z-index: 5; top: 50%; right: max(24px, calc((100vw - 1120px) / 2)); width: min(380px, calc(100% - 48px)); min-height: 0; max-height: calc(100% - 96px); overflow: auto; transform: translateY(-50%); padding: 28px; border: 1px solid #26333a; border-radius: 22px; background: rgb(8 12 13 / 82%); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); }
@media (max-width: 820px) {
  .signals-explorer { height: auto; display: flex; flex-direction: column; }
  .signals-map { position: relative; height: 72svh; min-height: 440px; }
  .signal-detail { position: relative; top: auto; right: auto; width: auto; max-height: none; transform: none; margin: -48px 16px 0; z-index: 5; }
  .signals-map-top, .signals-map figcaption { left: 20px; right: 20px; }
}

.signals-heading-row { align-items: center; }
.signals-header-filters { display: flex; align-items: center; gap: 14px; margin-left: auto; margin-right: 28px; }
.signals-header-filters .signals-region { display: block; flex: none; }
.signals-header-filters select { width: auto; min-height: 40px; padding: 6px 34px 6px 18px; font-size: 13px; }
.signals-header-filters .signals-reset { min-height: 40px; font-size: 12px; }
@media (max-width: 600px) { .signals-header-filters { order: 3; width: 100%; margin: 6px 0 0; justify-content: space-between; } }
.signals-header-filters select { border: 1px solid #26333a; border-radius: 999px; background: transparent; color: var(--text); font: 13px/1.5 var(--font-body); color-scheme: dark; }
.signals-header-filters select:hover { border-color: #3a4a52; }

/* Region filter sits on the tabs line, right-aligned. */
.signals-controls { position: relative; }
.signals-controls .signals-header-filters { position: absolute; top: 0; right: 0; margin: 0; z-index: 2; }
.signals-controls .signals-categories { padding-right: 260px; }
@media (max-width: 700px) {
  .signals-controls .signals-header-filters { position: static; width: auto; justify-content: space-between; margin: 0 0 14px; }
  .signals-controls .signals-categories { padding-right: 0; }
}