/* Untitled: Infra Tracker — dark, quiet, one idea at a time. */

:root {
  --bg: #05070c;
  --panel: rgba(11, 16, 26, 0.90);
  --panel-solid: #0b101a;
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.20);
  --ink: #e8edf6;
  --ink-2: #9fabc2;
  /* was #64708a — 4.06:1 on --bg, which fails AA at every size it was used. */
  --ink-3: #7b87a2;
  --amber: #f5a524;
  --bad: #ef4056;
  --radius: 12px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}

* { box-sizing: border-box; }

/* The HTML `hidden` attribute hides via the UA stylesheet's `display: none`,
   which ANY author `display` rule silently beats. Several components below set
   display, so without this they stay visible while the DOM reports hidden. */
[hidden] { display: none !important; }

html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--bg); color: var(--ink);
  font-family: var(--sans);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Starfield in CSS. Replaces a 904 KB night-sky.png that was pure decoration. */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(1.2px 1.2px at 18% 26%, rgba(255,255,255,.55) 50%, transparent 51%),
    radial-gradient(1px 1px at 62% 14%, rgba(255,255,255,.40) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 82% 62%, rgba(255,255,255,.50) 50%, transparent 51%),
    radial-gradient(1px 1px at 33% 72%, rgba(255,255,255,.35) 50%, transparent 51%),
    radial-gradient(1px 1px at 74% 86%, rgba(255,255,255,.30) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 9% 54%, rgba(255,255,255,.40) 50%, transparent 51%),
    radial-gradient(ellipse at 50% 45%, #0a1120 0%, #05070c 72%);
}

#globe { position: fixed; inset: 0; z-index: 0; display: block; }
#globe canvas { display: block; }

:where(button, a, input, [tabindex]):focus-visible {
  outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.sr-only button { font: inherit; }

/* ---------- boot: real text, no spinner ---------- */

.boot {
  position: fixed; inset: 0; z-index: 100;
  display: grid; place-items: center; padding: 1.5rem;
  background: radial-gradient(ellipse at 50% 45%, #0a1120 0%, #05070c 72%);
  transition: opacity .6s ease;
}
.boot.gone { opacity: 0; pointer-events: none; }
.boot-inner { max-width: 33rem; text-align: center; }
.boot-title { font-size: 1.15rem; font-weight: 650; letter-spacing: -0.01em; }
.boot-pitch { margin: .9rem 0 0; font-size: 1.02rem; line-height: 1.6; color: var(--ink); }
.boot-counts { display: block; margin-top: .35rem; color: var(--ink-2); }
.boot-sub { margin: .7rem 0 0; font-size: .82rem; color: var(--ink-3); }
.boot-rule { margin: 1.4rem auto 0; width: 8rem; height: 2px; background: rgba(255,255,255,.10); overflow: hidden; }
.boot-rule span { display: block; width: 40%; height: 100%; background: var(--amber); animation: slide 1.5s ease-in-out infinite; }
@keyframes slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(250%); } }

.fatal { position: fixed; inset: 0; z-index: 110; display: grid; place-items: center; background: var(--bg); padding: 1.5rem; }
.fatal h2 { margin: 0 0 .6rem; font-size: 1.1rem; color: var(--bad); }
.fatal p { margin: 0; color: var(--ink-2); font-size: .9rem; line-height: 1.6; max-width: 34rem; }
.fatal code { font-family: var(--mono); font-size: .85em; color: var(--ink); }

/* ---------- top bar ---------- */

.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20;
  display: flex; align-items: flex-start; gap: 1rem;
  padding: .85rem 1.1rem calc(.85rem + env(safe-area-inset-top, 0px));
  background: linear-gradient(180deg, rgba(5,7,12,.92) 0%, rgba(5,7,12,0) 100%);
  pointer-events: none;
}
.topbar > * { pointer-events: auto; }
.brand { min-width: 0; flex: 1 1 auto; }
.brand-name { margin: 0; font-weight: 650; font-size: 1.02rem; letter-spacing: -0.01em; }
/* never display:none — the product has to say what it is at every width */
.brand-tag { margin: .12rem 0 0; color: var(--ink-3); font-size: .76rem; }

.topbar-tools { display: flex; align-items: center; gap: .5rem; flex: 0 0 auto; }
.search-wrap { position: relative; width: 15rem; }
#search {
  width: 100%; padding: .5rem .7rem; min-height: 40px;
  background: rgba(12,18,30,.88); color: var(--ink);
  border: 1px solid var(--line); border-radius: 9px;
  font-size: .82rem; font-family: var(--sans);
}
#search::placeholder { color: var(--ink-3); }
.ghost-btn {
  padding: .5rem .7rem; min-height: 40px; white-space: nowrap;
  background: rgba(12,18,30,.88); border: 1px solid var(--line); border-radius: 9px;
  color: var(--ink-2); font-size: .78rem; font-family: var(--sans); cursor: pointer;
}
.ghost-btn:hover { color: var(--ink); border-color: var(--line-strong); }

.suggest {
  position: absolute; top: calc(100% + 5px); left: 0; right: 0;
  background: var(--panel-solid); border: 1px solid var(--line);
  border-radius: 9px; box-shadow: var(--shadow);
  max-height: 17rem; overflow-y: auto; z-index: 30;
}
.suggest button {
  display: block; width: 100%; text-align: left; padding: .55rem .7rem;
  background: none; border: 0; border-bottom: 1px solid var(--line);
  color: var(--ink); font-size: .78rem; cursor: pointer; font-family: var(--sans);
}
.suggest button:last-child { border-bottom: 0; }
.suggest button:hover { background: rgba(245,165,36,.12); }
.s-meta { display: flex; align-items: center; gap: .3rem; color: var(--ink-3); font-size: .68rem; margin-top: .15rem; }
.s-empty { padding: .6rem .7rem; color: var(--ink-3); font-size: .78rem; }

/* ---------- view bar: the only filter, and the whole legend ---------- */

.viewbar {
  position: fixed; left: 50%; transform: translateX(-50%); z-index: 20;
  bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
  width: min(38rem, calc(100vw - 2rem));
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  padding: .7rem .9rem;
  background: var(--panel); backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  text-align: center;
}
.key { display: flex; flex-wrap: wrap; justify-content: center; gap: .3rem .9rem; font-size: .73rem; color: var(--ink-2); }
.key-item { display: inline-flex; align-items: center; gap: .35rem; }
.key-item b { color: var(--ink); font-family: var(--mono); font-weight: 600; }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; display: inline-block; }

.seg { display: flex; border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
.seg button {
  display: flex; align-items: center; justify-content: center; gap: .35rem;
  padding: .45rem .8rem; min-height: 40px;
  background: none; border: 0; border-right: 1px solid var(--line);
  color: var(--ink-2); font-size: .8rem; font-family: var(--sans); cursor: pointer; white-space: nowrap;
}
.seg button:last-child { border-right: 0; }
.seg button.on { background: rgba(255,255,255,.10); color: var(--ink); }

.caveat { margin: 0; font-size: .71rem; line-height: 1.5; color: var(--ink-3); max-width: 32rem; }
.linky { background: none; border: 0; color: var(--ink-3); font-size: .73rem; font-family: var(--sans); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; padding: .25rem; }
.linky:hover { color: var(--ink); }

/* ---------- globe tooltips ---------- */

.tip {
  background: rgba(8,12,20,.95); border: 1px solid var(--line-strong);
  border-radius: 9px; padding: 8px 10px; max-width: 19rem; color: var(--ink);
  font: 13px var(--sans); box-shadow: 0 10px 30px rgba(0,0,0,.5);
}
.tip-h { font-weight: 600; line-height: 1.35; }
.tip-s { color: var(--ink-2); font-size: 11.5px; margin-top: 3px; line-height: 1.4; }

/* ---------- detail panel & about sheet ---------- */

.panel, .sheet {
  position: fixed; z-index: 40;
  background: var(--panel); backdrop-filter: blur(18px);
  border: 1px solid var(--line); box-shadow: var(--shadow);
  overflow-y: auto; padding: 1.1rem 1.2rem 3rem;
  animation: slide-in .22s ease;
}
.panel { top: 0; right: 0; bottom: 0; width: min(23rem, 100vw); border-width: 0 0 0 1px; }
.sheet { top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(34rem, calc(100vw - 2rem)); max-height: 82vh; max-height: 82dvh; border-radius: var(--radius); }
.scrim { position: fixed; inset: 0; z-index: 35; background: rgba(3,5,9,.6); }
@keyframes slide-in { from { opacity: 0; transform: translateY(6px); } }
.sheet { animation: none; }

.panel .close, .sheet .close {
  position: absolute; top: .6rem; right: .7rem;
  width: 34px; height: 34px; background: none; border: 0;
  color: var(--ink-3); font-size: 1.4rem; line-height: 1; cursor: pointer;
}
.panel .close:hover, .sheet .close:hover { color: var(--ink); }

.p-badges { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .55rem; }
.badge { display: inline-flex; padding: .2rem .5rem; border-radius: 999px; font-size: .64rem; letter-spacing: .04em; text-transform: uppercase; border: 1px solid currentColor; }
.badge.caution { color: var(--amber); background: rgba(245,165,36,.10); }

.panel h2, .sheet h2 { margin: 0 0 .3rem; font-size: 1.05rem; line-height: 1.35; padding-right: 2rem; }
.panel h2:focus-visible, .sheet h2:focus-visible { outline: none; }
.p-sub { color: var(--ink-3); font-size: .75rem; margin-bottom: .9rem; }

.p-figures { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-bottom: .9rem; }
.fig { padding: .55rem .6rem; border-radius: 9px; background: rgba(255,255,255,.035); border: 1px solid var(--line); }
.fig .k { color: var(--ink-3); font-size: .62rem; text-transform: uppercase; letter-spacing: .07em; }
.fig .k.sub { text-transform: none; letter-spacing: 0; margin-top: .2rem; }
.fig .v { font-family: var(--mono); font-size: .9rem; margin-top: .18rem; }
.fig.alarm .v { color: var(--amber); }

.p-block { padding: .7rem .75rem; border-radius: 9px; margin-bottom: .9rem; background: rgba(239,64,86,.09); border: 1px solid rgba(239,64,86,.30); }
.p-block .k { color: var(--bad); font-size: .64rem; text-transform: uppercase; letter-spacing: .07em; }
.p-block .v { font-size: .79rem; line-height: 1.55; margin-top: .3rem; }

.panel h3, .sheet h3 { margin: 1.2rem 0 .45rem; font-size: .66rem; color: var(--ink-3); text-transform: uppercase; letter-spacing: .09em; font-weight: 600; }
.sheet p, .sheet li { font-size: .82rem; line-height: 1.6; color: var(--ink-2); margin: 0 0 .5rem; }
.sheet ul { margin: 0 0 .5rem; padding-left: 1.1rem; }
.sheet a { color: var(--amber); }

.note { font-size: .75rem; line-height: 1.55; color: var(--ink-3); margin: 0 0 .9rem; padding: .55rem .6rem; border-left: 2px solid var(--line-strong); }
.note-sm { color: var(--ink-3); font-size: .68rem; line-height: 1.5; margin-top: .3rem; }

.kv { display: grid; grid-template-columns: 7.5rem 1fr; gap: .3rem .6rem; font-size: .77rem; margin: 0; }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; }

.prov { border: 1px solid var(--line); border-radius: 9px; padding: .6rem .7rem; margin-bottom: .5rem; font-size: .73rem; }
.prov.placeholder { color: var(--ink-3); min-height: 3.2rem; }
.prov a { color: var(--amber); text-decoration: none; word-break: break-all; }
.prov a:hover { text-decoration: underline; }
.prov .when { color: var(--ink-3); font-size: .66rem; font-family: var(--mono); margin-top: .25rem; }

.geo-note { font-size: .72rem; color: var(--ink-3); line-height: 1.55; padding: .5rem .6rem; border-radius: 8px; background: rgba(255,255,255,.03); border: 1px solid var(--line); margin: 0; }

.plist { list-style: none; margin: 0; padding: 0; }
.plist button {
  display: grid; grid-template-columns: auto 1fr; gap: .2rem .5rem; align-items: start;
  width: 100%; text-align: left; padding: .6rem .3rem; min-height: 44px;
  background: none; border: 0; border-bottom: 1px solid var(--line);
  color: var(--ink); font-size: .78rem; font-family: var(--sans); cursor: pointer;
}
.plist button:hover { background: rgba(255,255,255,.04); }
.pl-dot { width: 8px; height: 8px; border-radius: 50%; margin-top: .32rem; }
.pl-title { line-height: 1.4; }
.pl-meta { grid-column: 2; color: var(--ink-3); font-size: .68rem; }

/* ---------- narrow screens ---------- */

@media (max-width: 860px) {
  .topbar { flex-wrap: wrap; gap: .5rem; }
  .brand { flex: 1 1 100%; }
  .topbar-tools { flex: 1 1 100%; }
  .search-wrap { flex: 1 1 auto; width: auto; }

  .viewbar {
    left: 0; right: 0; bottom: 0; transform: none; width: 100%;
    border-radius: var(--radius) var(--radius) 0 0; border-width: 1px 0 0;
    padding: .6rem .8rem calc(.6rem + env(safe-area-inset-bottom, 0px));
    gap: .4rem;
  }
  .key { font-size: .68rem; gap: .25rem .7rem; }
  .seg { width: 100%; }
  .seg button { flex: 1; min-height: 44px; padding: .45rem .3rem; font-size: .76rem; }
  .caveat { font-size: .67rem; }

  /* bottom sheet, not a side rail */
  .panel {
    top: auto; left: 0; right: 0; bottom: 0; width: 100%;
    height: 84vh; height: 84dvh;
    border-width: 1px 0 0; border-radius: var(--radius) var(--radius) 0 0;
    padding-bottom: calc(3rem + env(safe-area-inset-bottom, 0px));
  }
  .panel .close { width: 44px; height: 44px; }
  .sheet { max-height: 86vh; max-height: 86dvh; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

.sheet ul.unlocated { max-height: 14rem; overflow-y: auto; padding-left: 1.1rem; }
.sheet ul.unlocated li { font-size: .76rem; line-height: 1.5; margin-bottom: .2rem; }