/* ------------------------------------------------------------------ *
 * Terra Sentinel
 * Dark-first, because the subject is a planet lit on one side. Every
 * surface is translucent over the globe rather than an opaque chrome,
 * so the imagery stays the loudest thing on screen.
 * ------------------------------------------------------------------ */

:root {
  --bg: #03060f;
  --ink: #e8eefc;
  --ink-2: #9aa8c4;
  --ink-3: #64738f;
  --line: rgba(150, 178, 230, 0.14);
  --line-2: rgba(150, 178, 230, 0.28);
  --glass: rgba(8, 14, 28, 0.62);
  --glass-2: rgba(10, 17, 34, 0.82);
  --accent: #38bdf8;
  --accent-2: #7dd3fc;
  --sb: 340px;
  --panel-w: 440px;
  --top: 66px;
  --r: 12px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: rgba(56, 189, 248, 0.28); }

/* Scrollbars: present, but not part of the design. */
* { scrollbar-width: thin; scrollbar-color: rgba(150,178,230,.22) transparent; }
*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-thumb { background: rgba(150,178,230,.22); border-radius: 8px; }
*::-webkit-scrollbar-thumb:hover { background: rgba(150,178,230,.4); }
*::-webkit-scrollbar-track { background: transparent; }

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

#globe {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  cursor: grab;
  touch-action: none;
}
#globe:active { cursor: grabbing; }

/* Pulls the eye to the centre and stops markers fighting the panel edges. */
.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 45%, transparent 40%, rgba(3, 6, 15, 0.55) 100%),
    linear-gradient(180deg, rgba(3, 6, 15, 0.72) 0%, transparent 16%, transparent 84%, rgba(3, 6, 15, 0.7) 100%);
  z-index: 1;
}

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

#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--top);
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 18px;
  background: linear-gradient(180deg, rgba(3, 6, 15, 0.9), rgba(3, 6, 15, 0.4) 70%, transparent);
  backdrop-filter: blur(3px);
}

.brand { display: flex; align-items: center; gap: 12px; min-width: var(--sb); }

.mark {
  width: 30px; height: 30px; border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, #1e4b8f, #06132a 70%);
  box-shadow: 0 0 0 1px rgba(120, 190, 255, 0.35), 0 0 22px rgba(56, 189, 248, 0.25);
  position: relative; flex: none;
}
.mark span {
  position: absolute; top: 5px; right: 5px;
  width: 8px; height: 8px; border-radius: 50%;
  background: #ff3355;
  box-shadow: 0 0 10px #ff3355;
  animation: blip 2.6s ease-in-out infinite;
}
@keyframes blip { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.78); } }

.wordmark h1 {
  font-size: 15px; font-weight: 700; letter-spacing: .19em; line-height: 1.1;
}
.wordmark p { font-size: 10.5px; color: var(--ink-3); letter-spacing: .05em; margin-top: 2px; }

.status {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-2);
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  white-space: nowrap;
}
.status .live { color: #4ade80; font-weight: 700; letter-spacing: .1em; }
.status .sep { color: var(--ink-3); opacity: .6; }
.status .nzc { color: var(--accent-2); }
.status .pulse {
  width: 7px; height: 7px; border-radius: 50%; background: #4ade80;
  box-shadow: 0 0 0 0 rgba(74, 222, 128, .7);
  animation: ring 2.2s ease-out infinite;
}
@keyframes ring {
  0% { box-shadow: 0 0 0 0 rgba(74,222,128,.6); }
  70% { box-shadow: 0 0 0 8px rgba(74,222,128,0); }
  100% { box-shadow: 0 0 0 0 rgba(74,222,128,0); }
}

.tools { margin-left: auto; display: flex; gap: 8px; }

.tool {
  display: inline-flex; align-items: center; gap: 8px;
  height: 36px; padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  color: var(--ink-2);
  font-size: 12.5px; font-weight: 500;
  transition: color .18s, border-color .18s, background .18s, transform .18s;
}
.tool svg { width: 16px; height: 16px; flex: none; }
.tool:hover { color: var(--ink); border-color: var(--line-2); transform: translateY(-1px); }
.tool.on {
  color: #06121f;
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  border-color: transparent;
  box-shadow: 0 4px 18px rgba(56, 189, 248, .3);
}
.tool.icon-only { padding: 0; width: 36px; justify-content: center; }
.tool.loading svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- sidebar ---------------- */

#sidebar {
  position: fixed;
  top: var(--top); left: 0; bottom: 0;
  width: var(--sb);
  z-index: 15;
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(5, 10, 22, .78), rgba(4, 8, 18, .86));
  backdrop-filter: blur(14px) saturate(1.25);
  border-right: 1px solid var(--line);
  transform: translateX(-102%);
  transition: transform .7s cubic-bezier(.16, 1, .3, 1);
}
body.ready #sidebar { transform: none; }

.filters { padding: 14px 14px 10px; border-bottom: 1px solid var(--line); }

.search {
  display: flex; align-items: center; gap: 9px;
  height: 38px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: 10px;
  background: rgba(255, 255, 255, .028);
  transition: border-color .18s, background .18s;
}
.search:focus-within { border-color: rgba(56,189,248,.5); background: rgba(56,189,248,.06); }
.search svg { width: 15px; height: 15px; color: var(--ink-3); flex: none; }
.search input { flex: 1; background: none; border: 0; outline: 0; font-size: 13px; min-width: 0; }
.search input::placeholder { color: var(--ink-3); }
.search input::-webkit-search-cancel-button { filter: invert(.6); }

.slider { margin-top: 14px; }
.slider-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 11px; color: var(--ink-3); letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 7px;
}
.slider-head b { font-family: var(--mono); font-size: 12px; color: var(--accent-2); }
input[type=range] { width: 100%; height: 4px; -webkit-appearance: none; appearance: none; border-radius: 4px;
  background: linear-gradient(90deg, #38bdf8, #ffd000 55%, #ff2d55); outline: 0; }
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: #fff; border: 2px solid #0b1426; box-shadow: 0 1px 8px rgba(0,0,0,.6); cursor: pointer;
}
input[type=range]::-moz-range-thumb {
  width: 15px; height: 15px; border-radius: 50%; background: #fff;
  border: 2px solid #0b1426; box-shadow: 0 1px 8px rgba(0,0,0,.6); cursor: pointer;
}

.switches { display: flex; gap: 14px; margin-top: 14px; font-size: 12.5px; color: var(--ink-2); }
.switches label { display: inline-flex; align-items: center; gap: 7px; cursor: pointer; }
.switches input { accent-color: var(--accent); width: 14px; height: 14px; cursor: pointer; }
.switches label:hover span { color: var(--ink); }

.rail-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 16px 0 8px;
}
.rail-head h3, .list-head h3 {
  font-size: 10.5px; font-weight: 600; letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-3);
}
#cats-all, #cats-none { font-size: 11px; color: var(--accent-2); }
#cats-all:hover, #cats-none:hover { text-decoration: underline; }

.rail { max-height: 58vh; overflow-y: auto; padding-right: 4px; }
.rail-group { margin-bottom: 7px; }
/* Sticky, because the key is taller than its box: scrolling past a heading
   should never leave you looking at rows you can no longer place. */
.rail-group h4 {
  position: sticky; top: 0; z-index: 1;
  font-size: 9.5px; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(100, 115, 143, .9); font-weight: 600;
  padding: 2px 0 5px 2px;
  background: linear-gradient(180deg, #060b18 62%, rgba(6, 11, 24, 0));
}

/* One panel per hazard type, lit along its edge in that layer's own colour.
   The name is tinted to match — every one of these has been checked to clear
   4.5:1 against this surface, which is why two of the palette entries are a
   shade brighter than a marker alone would need. */
.lyr {
  position: relative; display: flex; align-items: center; gap: 8px;
  width: 100%; min-width: 0; margin-bottom: 2px;
  padding: 5px 9px 5px 14px; border-radius: 8px;
  font-size: 11.5px; text-align: left; color: var(--c);
  background: linear-gradient(90deg, color-mix(in srgb, var(--c) 13%, transparent), transparent 72%);
  border: 1px solid color-mix(in srgb, var(--c) 20%, transparent);
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.lyr::before {
  content: ''; position: absolute; left: 0; top: 3px; bottom: 3px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--c);
  box-shadow: 0 0 7px var(--c), 0 0 17px color-mix(in srgb, var(--c) 55%, transparent);
  transition: box-shadow .16s ease, opacity .16s ease;
}
.lyr:hover {
  background: linear-gradient(90deg, color-mix(in srgb, var(--c) 24%, transparent), transparent 76%);
  border-color: color-mix(in srgb, var(--c) 42%, transparent);
}
.lyr:hover::before { box-shadow: 0 0 10px var(--c), 0 0 26px var(--c); }
.lyr-name { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lyr-name .drv { color: inherit; opacity: .6; font-style: normal; margin-left: 3px; }
.lyr-count {
  flex: none; font-family: var(--mono); font-size: 10.5px; font-weight: 500;
  padding: 1px 7px; border-radius: 999px; color: var(--c);
  background: color-mix(in srgb, var(--c) 16%, transparent);
}
/* Switched off: the row keeps its place and its name, but the light goes out —
   on and off are legible across the whole column without reading a single word. */
.lyr.off { color: var(--ink-3); background: none; border-color: var(--line); }
.lyr.off::before { box-shadow: none; opacity: .34; }
.lyr.off .lyr-count { color: var(--ink-3); background: rgba(255, 255, 255, .05); }
/* Nothing in this layer right now: still listed, so the key stays complete and
   stops moving about, just quieter than the layers carrying events. */
.lyr.empty:not(.off) { opacity: .62; }
.lyr.empty:not(.off)::before { box-shadow: none; }

.list-head { padding: 12px 14px 8px; }
.list { flex: 1; overflow-y: auto; list-style: none; padding: 0 8px 20px; }

.list li {
  position: relative;
  display: flex; align-items: stretch; gap: 10px;
  padding: 9px 10px 9px 12px;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s, transform .15s;
}
.list li:hover { background: rgba(255,255,255,.05); transform: translateX(2px); }
.list li.sel { background: rgba(56,189,248,.1); border-color: rgba(56,189,248,.32); }
.list li.empty { color: var(--ink-3); font-size: 12.5px; justify-content: center; cursor: default; padding: 22px 10px; }
.list li.empty:hover { background: none; transform: none; }

.bar { position: absolute; left: 3px; top: 10px; bottom: 10px; width: 3px; border-radius: 3px; opacity: .95; }
.li-main { flex: 1; min-width: 0; }
.li-top { display: flex; align-items: center; gap: 7px; margin-bottom: 3px; }
.li-cat { font-size: 9.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.li-nz {
  font-size: 8.5px; font-weight: 700; letter-spacing: .09em;
  padding: 1px 5px; border-radius: 4px;
  background: rgba(56,189,248,.16); color: var(--accent-2);
}
.li-age { margin-left: auto; font-size: 10px; color: var(--ink-3); font-family: var(--mono); }
.li-title {
  font-size: 12.5px; line-height: 1.34; color: var(--ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.li-head { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); margin-top: 3px; }
.li-sev {
  font-family: var(--mono); font-size: 17px; font-weight: 700;
  align-self: center; min-width: 30px; text-align: right;
}

/* ---------------- detail panel ---------------- */

.panel {
  position: fixed;
  top: var(--top); right: 0; bottom: 0;
  width: var(--panel-w);
  max-width: 100vw;
  z-index: 18;
  background: linear-gradient(180deg, rgba(6, 11, 24, .9), rgba(4, 8, 18, .94));
  backdrop-filter: blur(18px) saturate(1.3);
  border-left: 1px solid var(--line);
  transform: translateX(105%);
  transition: transform .5s cubic-bezier(.16, 1, .3, 1);
  box-shadow: -30px 0 70px rgba(0, 0, 0, .5);
}
.panel.open { transform: none; }

.panel-close {
  position: absolute; top: 12px; right: 14px; z-index: 3;
  width: 30px; height: 30px; border-radius: 50%;
  font-size: 20px; line-height: 1; color: var(--ink-2);
  border: 1px solid var(--line);
  /* Opaque, not translucent: the button floats above the scrolling body, so a
     glass fill leaves metric text legible straight through it. */
  background: #0b1220;
  box-shadow: 0 0 0 6px rgba(11, 18, 32, .82);
  transition: color .15s, border-color .15s, transform .15s;
}
.panel-close:hover { color: #fff; border-color: var(--line-2); transform: rotate(90deg); }

.panel-scroll { height: 100%; overflow-y: auto; padding: 18px 20px 40px; }

.panel-head { position: relative; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.panel-head::before {
  content: ''; position: absolute; left: -20px; top: -18px;
  width: 260px; height: 160px; pointer-events: none;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 26%, transparent), transparent);
  opacity: .55;
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; padding-right: 34px; }
.chip {
  font-size: 9.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 5px;
  border: 1px solid var(--line-2); color: var(--ink-2);
}
.chip.cat { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 55%, transparent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.chip.derived { color: #c4b5fd; border-color: rgba(196,181,253,.4); }
.chip.ended { color: var(--ink-3); }

.panel-head h2 { font-size: 20px; font-weight: 600; line-height: 1.26; letter-spacing: -.01em; }

.sev-row { display: flex; align-items: center; gap: 14px; margin-top: 14px; }
.sev-num { font-family: var(--mono); font-size: 34px; font-weight: 700; line-height: 1; }
.sev-meta { flex: 1; }
.sev-label { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.sev-bar { height: 4px; border-radius: 4px; background: rgba(255,255,255,.08); margin-top: 6px; overflow: hidden; }
.sev-bar i { display: block; height: 100%; border-radius: 4px; transition: width .6s cubic-bezier(.16,1,.3,1); }
.sev-peak { font-size: 10.5px; color: var(--ink-3); margin-top: 5px; font-family: var(--mono); }

.panel-facts {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  margin: 16px 0; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
}
.panel-facts > div {
  background: rgba(8, 14, 28, .9); padding: 9px 11px;
  font-size: 12.5px; color: var(--ink);
}
.panel-facts span {
  display: block; font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 3px;
}
.panel-facts em { display: block; font-style: normal; font-size: 10.5px; color: var(--ink-3); font-family: var(--mono); margin-top: 2px; }

.panel-summary { font-size: 13px; line-height: 1.62; color: #c3cee6; margin-bottom: 18px; }

/* Near-Earth object close approach: a miss distance drawn against the Moon's
   orbit, which is the only reference most people have for "how close is that". */
.approach {
  margin-bottom: 18px; padding: 14px;
  border: 1px solid rgba(200, 182, 255, .22); border-radius: 12px;
  background: linear-gradient(180deg, rgba(200,182,255,.07), rgba(200,182,255,.02));
}
.approach-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.approach-top b { font-size: 13.5px; color: #e9e2ff; }
.approach-top span { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); white-space: nowrap; }
.approach-scale {
  position: relative; height: 34px; margin: 16px 0 6px;
  border-bottom: 1px solid rgba(200,182,255,.2);
}
.approach-scale i { position: absolute; bottom: -4px; border-radius: 50%; transform: translateX(-50%); }
.approach-scale .earth {
  left: 0; width: 11px; height: 11px; bottom: -5px; transform: none;
  background: radial-gradient(circle at 32% 30%, #4d9bff, #0a2145 72%);
  box-shadow: 0 0 10px rgba(77,155,255,.55);
}
.approach-scale .moon { width: 6px; height: 6px; background: #b9c6dd; box-shadow: 0 0 8px rgba(185,198,221,.6); }
.approach-scale .obj {
  width: 9px; height: 9px; bottom: -5px; background: var(--c);
  box-shadow: 0 0 14px var(--c); border: 1px solid rgba(255,255,255,.5);
}
.approach-scale .tick {
  position: absolute; top: 0; transform: translateX(-50%);
  font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
}
.approach-scale .tick.end { left: auto; right: 0; transform: none; }
.approach-foot { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 11.5px; color: var(--ink-2); }
.approach-foot b { color: var(--ink); font-family: var(--mono); }
.approach-foot .pha { color: #ffb4c8; }

.metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 18px; }
.metric {
  padding: 9px 11px; border-radius: 9px;
  border: 1px solid var(--line); background: rgba(255,255,255,.022);
}
.metric span { display: block; font-size: 9.5px; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 4px; }
.metric strong { font-family: var(--mono); font-size: 15px; font-weight: 500; }
.metric strong i { font-style: normal; font-size: 10.5px; color: var(--ink-3); margin-left: 3px; }

.block { margin-bottom: 20px; }
.block h3 {
  display: flex; align-items: baseline; gap: 8px;
  font-size: 10.5px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 9px;
}
.block h3 em { font-style: normal; letter-spacing: .02em; text-transform: none; font-size: 10.5px; color: var(--ink-3); opacity: .8; margin-left: auto; font-family: var(--mono); }

.chart { border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.022); padding: 8px 8px 6px; }
.chart svg { width: 100%; height: 110px; display: block; }
.chart-axis {
  display: flex; justify-content: space-between; gap: 8px;
  font-family: var(--mono); font-size: 9.5px; color: var(--ink-3); padding: 4px 4px 0;
}
.chart-axis .mid { color: var(--ink-2); }

.seg { display: flex; gap: 4px; margin-bottom: 8px; flex-wrap: wrap; }
.seg button {
  font-size: 11px; padding: 4px 9px; border-radius: 7px;
  border: 1px solid var(--line); color: var(--ink-3); transition: all .15s;
}
.seg button:hover { color: var(--ink); border-color: var(--line-2); }
.seg button.on { color: #06121f; background: var(--accent-2); border-color: transparent; font-weight: 600; }

.sat { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #050a16; }
.sat img { display: block; width: 100%; aspect-ratio: 9 / 7; object-fit: cover; background: #050a16; }
.sat.failed img { display: none; }
.sat.failed::before {
  content: 'No cloud-free imagery for this footprint today.';
  display: block; padding: 26px 16px; text-align: center; font-size: 12px; color: var(--ink-3);
}
.sat figcaption { padding: 7px 10px; font-size: 10.5px; color: var(--ink-3); border-top: 1px solid var(--line); }

.sensors { list-style: none; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.sensors li { display: flex; align-items: center; gap: 9px; padding: 8px 11px; background: rgba(8,14,28,.9); font-size: 12.5px; }
.sensors .dot { width: 6px; height: 6px; border-radius: 50%; flex: none; opacity: .8; }
.sensors .sname { flex: 1; color: var(--ink-2); }
.sensors .sval { font-family: var(--mono); }
.sensors .sage { font-family: var(--mono); font-size: 10px; color: var(--ink-3); }

.brief p { font-size: 13px; line-height: 1.62; color: #c3cee6; }
.brief small { display: block; margin-top: 8px; font-size: 10.5px; color: var(--ink-3); }

/* Placeholder while the brief is being written — three lines of shimmer, the
   last one short, so the shape reads as prose rather than a loading bar. */
.brief.loading .skeleton { display: grid; gap: 8px; }
.brief.loading .skeleton i {
  display: block; height: 10px; border-radius: 3px;
  background: linear-gradient(90deg, rgba(255,255,255,.05) 0%, rgba(255,255,255,.13) 45%, rgba(255,255,255,.05) 90%);
  background-size: 220% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}
.brief.loading .skeleton i:nth-child(2) { animation-delay: .12s; }
.brief.loading .skeleton i:nth-child(3) { width: 62%; animation-delay: .24s; }
@keyframes shimmer { from { background-position: 120% 0; } to { background-position: -120% 0; } }

.news { list-style: none; display: grid; gap: 6px; }
.news a { display: block; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; color: inherit; transition: border-color .15s, background .15s; }
.news a:hover { border-color: var(--line-2); background: rgba(255,255,255,.03); text-decoration: none; }
.ntitle { display: block; font-size: 12.5px; line-height: 1.42; }
.nmeta { display: block; margin-top: 4px; font-size: 10px; color: var(--ink-3); font-family: var(--mono); }

.method { border-top: 1px solid var(--line); padding-top: 12px; margin-bottom: 18px; }
.method summary { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); cursor: pointer; }
.method summary:hover { color: var(--ink-2); }
.method p { margin-top: 9px; font-size: 12px; line-height: 1.6; color: var(--ink-2); }

.panel-actions { display: flex; gap: 8px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 34px; padding: 0 14px; border-radius: 9px;
  font-size: 12.5px; font-weight: 500;
  border: 1px solid var(--line-2); color: var(--ink-2);
  transition: all .15s;
}
.btn:hover { color: #fff; border-color: var(--accent); background: rgba(56,189,248,.1); text-decoration: none; }

/* ---------------- tooltip ---------------- */

.tooltip {
  position: fixed; top: 0; left: 0; z-index: 25;
  max-width: 300px; padding: 9px 12px;
  border: 1px solid var(--line-2); border-radius: 10px;
  background: var(--glass-2);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 34px rgba(0,0,0,.55);
  pointer-events: none;
  opacity: 0;
  transition: opacity .13s;
}
.tooltip.on { opacity: 1; }
.tt-cat { font-size: 9.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 3px; }
.tt-title { font-size: 12.5px; line-height: 1.38; }
.tt-foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 6px; font-family: var(--mono); font-size: 10px; color: var(--ink-3); }

/* ---------------- footer ---------------- */

#footer {
  position: fixed; left: calc(var(--sb) + 20px); bottom: 14px;
  z-index: 12; display: flex; flex-direction: column; gap: 6px;
  pointer-events: none;
  opacity: 0; transition: opacity .8s .5s;
}
body.ready #footer { opacity: 1; }

.legend { display: flex; align-items: center; gap: 12px; font-size: 10.5px; color: var(--ink-2); }
.legend b { font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); font-size: 9.5px; }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.legend i { width: 7px; height: 7px; border-radius: 50%; display: inline-block; box-shadow: 0 0 7px currentColor; }
.imagery-note, .credits { font-size: 10px; color: var(--ink-3); font-family: var(--mono); }
.credits { opacity: .68; }

/* ---------------- loader ---------------- */

.loader {
  position: fixed; inset: 0; z-index: 60;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  background: radial-gradient(circle at 50% 45%, #061024, #02040c 70%);
  transition: opacity .9s ease, visibility .9s;
}
.loader.fading { opacity: .0; }
.loader.done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader h2 { font-size: 14px; letter-spacing: .34em; font-weight: 600; color: var(--ink); }
.loader p { font-size: 11.5px; color: var(--ink-3); font-family: var(--mono); text-align: center; line-height: 1.6; }
.loader.error p { color: #fca5a5; }
/* A failure has to survive the fade-out that may already be under way, and the
   orb has to stop — a spinner under an error message still reads as loading. */
.loader.error { opacity: 1; visibility: visible; pointer-events: auto; transition: none; }
.loader.error .loader-orb span { animation-play-state: paused; border-color: rgba(252,165,165,.28); border-top-color: transparent; }
.loader p button {
  margin-top: 12px; padding: 7px 16px; border-radius: 999px; cursor: pointer;
  font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink); background: rgba(255,255,255,.06); border: 1px solid var(--line-2);
  transition: background .16s ease, border-color .16s ease;
}
.loader p button:hover { background: rgba(255,255,255,.12); border-color: var(--sky); }

.loader-orb { position: relative; width: 76px; height: 76px; }
.loader-orb span {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid rgba(56, 189, 248, .5);
  border-top-color: transparent; border-bottom-color: transparent;
  animation: orb 2.4s linear infinite;
}
.loader-orb span:nth-child(2) { inset: 10px; animation-duration: 1.7s; animation-direction: reverse; border-color: rgba(125,211,252,.34); border-left-color: transparent; border-right-color: transparent; }
.loader-orb span:nth-child(3) { inset: 21px; animation-duration: 3.1s; border-color: rgba(255,255,255,.22); border-top-color: transparent; }
@keyframes orb { to { transform: rotate(360deg); } }

/* ---------------- the Sun ----------------
   Everything solar is keyed off --c, which main.js sets from the health band,
   so one variable moves the chip, the panel edge and the corona together. */

.sun-chip { --c: #ffcb84; color: var(--c); border-color: color-mix(in srgb, var(--c) 40%, transparent); }
.sun-chip svg { filter: drop-shadow(0 0 6px color-mix(in srgb, var(--c) 60%, transparent)); }
.sun-chip:hover { color: var(--c); border-color: var(--c); }
.sun-chip.on {
  color: #180d02;
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 88%, #fff), var(--c));
  border-color: transparent;
  box-shadow: 0 4px 18px color-mix(in srgb, var(--c) 34%, transparent);
}
.sun-chip-val { font-variant-numeric: tabular-nums; }

#panel.solar { border-left-color: rgba(255, 190, 120, .22); }
.sun-head .chip.live-flare { color: #ff9448; border-color: rgba(255,148,72,.45); background: rgba(255,148,72,.12); animation: flarepulse 1.8s ease-in-out infinite; }
.sun-head .chip.storm { color: #ff7a3c; border-color: rgba(255,122,60,.45); }
@keyframes flarepulse { 50% { opacity: .55; } }

.sun-fig img, .sun-fig video { display: block; width: 100%; aspect-ratio: 1 / 1; object-fit: cover; background: #050a16; }
.sun-fig { position: relative; }
.sun-fig.failed img, .sun-fig.failed video { display: none; }
.sun-fig.failed::before { content: 'This instrument is not reporting right now.'; }
.sun-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 15px 8px 11px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(6, 11, 22, .62); backdrop-filter: blur(6px);
  color: #fff; font-size: 12px; font-weight: 500;
  opacity: 0; transition: opacity .18s, transform .18s;
}
.sun-play svg { width: 18px; height: 18px; }
.sun-fig:hover .sun-play, .sun-play:focus-visible { opacity: 1; transform: translate(-50%, -50%) scale(1.03); }
@media (hover: none) { .sun-play { opacity: 1; } }

/* NOAA's R/S/G scales are 0–5 ordinals, so they are pips, not bars: five boxes
   where three are lit says "3 of 5" in a way a fill percentage never does. */
.nscales { display: grid; gap: 8px; }
.nscale { padding: 9px 11px; border-radius: 9px; border: 1px solid var(--line); background: rgba(255,255,255,.022); }
.nscale.active { border-color: color-mix(in srgb, #ff8a00 34%, transparent); background: rgba(255,138,0,.05); }
.ns-head { display: flex; align-items: baseline; gap: 8px; }
.ns-head b { font-family: var(--mono); font-size: 13px; font-weight: 600; }
.ns-head span { font-size: 11px; color: var(--ink-2); }
.ns-pips { display: flex; gap: 3px; margin: 6px 0 5px; }
.ns-pips i { flex: 1; height: 4px; border-radius: 2px; background: rgba(255,255,255,.07); }
.ns-pips i.on { background: var(--c); }
.ns-text { font-size: 11px; color: var(--ink-3); }
.nsforecast { list-style: none; margin-top: 9px; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
.nsforecast li { display: flex; align-items: center; gap: 10px; padding: 7px 11px; background: rgba(8,14,28,.9); font-size: 11.5px; }
.nsforecast li span { font-family: var(--mono); color: var(--ink-3); width: 42px; }
.nsforecast li b { font-family: var(--mono); font-size: 12px; }
.nsforecast li em { font-style: normal; margin-left: auto; font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.nsforecast li em + em { margin-left: 0; }

.flares { list-style: none; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.flares li { display: flex; align-items: center; gap: 10px; padding: 7px 11px; background: rgba(8,14,28,.9); font-size: 11.5px; }
.fclass { font-family: var(--mono); font-size: 12px; font-weight: 600; width: 52px; flex: none; padding: 1px 0 1px 6px; border-left: 2px solid; }
.fbar { flex: 1; height: 4px; border-radius: 2px; background: rgba(255,255,255,.06); overflow: hidden; }
.fbar i { display: block; height: 100%; border-radius: 2px; }
.fwhen { font-family: var(--mono); font-size: 10.5px; color: var(--ink-2); width: 66px; text-align: right; }
.flen { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); width: 54px; text-align: right; }

.probs { display: grid; gap: 7px; margin-bottom: 10px; }
.prob { display: flex; align-items: center; gap: 10px; font-size: 11.5px; color: var(--ink-2); }
.prob span { width: 92px; flex: none; }
.prob i { flex: 1; height: 5px; border-radius: 3px; background: rgba(255,255,255,.06); overflow: hidden; }
.prob i b { display: block; height: 100%; border-radius: 3px; background: linear-gradient(90deg, #ffd000, #ff8a00); }
.prob em { font-style: normal; font-family: var(--mono); width: 34px; text-align: right; color: var(--ink); }

.aurora { display: grid; gap: 8px; }
.au-nz {
  --c: var(--ink-3);
  display: flex; align-items: center; gap: 13px; padding: 12px 13px;
  border-radius: 11px; border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
  background: linear-gradient(120deg, color-mix(in srgb, var(--c) 9%, transparent), transparent);
}
.au-nz b { font-family: var(--mono); font-size: 25px; font-weight: 500; color: var(--c); line-height: 1; }
.au-nz span { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.au-nz span em { display: block; margin-top: 4px; font-style: normal; letter-spacing: 0; text-transform: none; font-size: 12px; color: var(--ink-2); }
.au-glob { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.au-glob div { padding: 8px 11px; border-radius: 9px; border: 1px solid var(--line); background: rgba(255,255,255,.022); display: flex; justify-content: space-between; align-items: baseline; }
.au-glob span { font-size: 10.5px; color: var(--ink-3); }
.au-glob b { font-family: var(--mono); font-size: 14px; font-weight: 500; }

.swalerts { list-style: none; display: grid; gap: 7px; }
.swalerts li { padding: 9px 11px; border-radius: 9px; border: 1px solid var(--line); border-left-width: 2px; background: rgba(255,255,255,.022); }
.swalerts li.k-warning { border-left-color: #ff8a00; }
.swalerts li.k-alert { border-left-color: #ff4d14; }
.swalerts li.k-watch { border-left-color: #ffd000; }
.sa-top { display: flex; align-items: baseline; gap: 10px; }
.sa-top b { font-size: 12px; font-weight: 500; }
.sa-top span { margin-left: auto; flex: none; font-family: var(--mono); font-size: 10px; color: var(--ink-3); }
.swalerts p { margin-top: 5px; font-size: 11.5px; line-height: 1.5; color: var(--ink-3); }

.note { font-size: 11.5px; line-height: 1.55; color: var(--ink-3); margin-top: 9px; }
.note b { color: var(--ink-2); font-weight: 600; }
.credits-note { margin-top: 14px; font-size: 10.5px; }

/* ---------------- responsive ---------------- */

@media (max-width: 1180px) {
  :root { --sb: 300px; --panel-w: 380px; }
  .wordmark p { display: none; }
}

/* Between a phone and a laptop — a split screen, a docked window, a preview
   pane. The legend is the key to the globe, so it keeps its column here and
   the topbar gives up the room instead: tools go icon-only and the feed age
   drops off the status line. Losing the legend entirely is not a trade worth
   making until the screen is genuinely phone-width. */
@media (max-width: 1000px) {
  :root { --sb: 264px; --panel-w: 336px; }
  .tool span { display: none; }
  .tool { width: 36px; padding: 0; justify-content: center; }
  #topbar > .status .upd, #topbar > .status .sep.upd { display: none; }
  #footer .credits { display: none; }
}

/* The bottom-sheet handle exists only on phones; on every wider screen the
   sidebar is a permanent column and the status lives in the topbar. */
.sheet-handle { display: none; }

@media (max-width: 700px) {
  :root { --sb: 100vw; --panel-w: 100vw; --top: 58px; }
  .brand { min-width: 0; }
  #topbar > .status { display: none; }
  .tool span { display: none; }
  .tool { width: 36px; padding: 0; justify-content: center; }
  #sidebar {
    top: auto; bottom: 0; height: 68vh; width: 100vw;
    border-right: 0; border-top: 1px solid var(--line);
    border-radius: 16px 16px 0 0;
    transform: translateY(calc(100% - 64px));
  }
  body.ready #sidebar { transform: translateY(calc(100% - 64px)); }
  /* Needs the body.ready prefix to outrank the collapsed rule above it —
     without it the class toggles but the sheet never actually slides up. */
  body.ready #sidebar.open, #sidebar.open { transform: none; }

  .sheet-handle {
    display: grid; justify-items: center; gap: 4px;
    width: 100%; height: 64px; padding: 7px 12px 0;
    background: none; border: 0; color: inherit; cursor: pointer;
    /* The lip is the only part of the sheet on screen when collapsed, so it
       must not scroll away with the filters underneath it. */
    position: sticky; top: 0; z-index: 3;
  }
  .sheet-handle i {
    width: 38px; height: 4px; border-radius: 2px;
    background: rgba(255, 255, 255, .26);
  }
  /* A bare grab-pill reads as decoration, and the map legend hidden behind it
     never gets found. Name what is in there. */
  .sheet-label {
    display: flex; align-items: center; gap: 6px;
    font-size: 11px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase;
    color: var(--ink-2);
  }
  .sheet-label::after {
    content: ''; width: 7px; height: 7px; margin-top: -3px;
    border-right: 1.6px solid currentColor; border-bottom: 1.6px solid currentColor;
    transform: rotate(-135deg); transition: transform .3s;
  }
  #sidebar.open .sheet-label { color: var(--ink-1); }
  #sidebar.open .sheet-label::after { transform: rotate(45deg); margin-top: -6px; }
  /* The feed age is the first thing to go — the counts and the NZ tally are
     what make the line worth reading, and all three do not fit on a 390px lip. */
  .sheet-handle .status { display: flex; font-size: 11px; }
  .sheet-handle .status .upd { display: none; }
  #sidebar.open .sheet-handle i { background: rgba(255, 255, 255, .42); }

  .rail { max-height: 30vh; }
  /* Sit just above the collapsed lip. When the sheet is open it would be behind
     it anyway, so it steps out of the way instead of showing through. */
  #footer { left: 14px; bottom: 74px; }
  #sidebar.open ~ #footer { opacity: 0; pointer-events: none; }
  .credits { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .1ms !important; }
}