/* civ5decomp — "atlas" theme: ink-navy chart paper, brass rules, parchment type. */
:root {
  --bg: #0c1422;
  --bg-2: #0f1a2c;
  --panel: #121f33;
  --panel-2: #172840;
  --ink: #efe6cf;
  --muted: #a9a58f;
  --faint: #6f7a83;
  --rule: #3a4a5e;
  --brass: #d1a94f;
  --brass-2: #f0cf7e;
  --sea: #5db3a5;
  --bad: #d8735b;
  --grid: rgba(209, 169, 79, .06);
  --mono: ui-monospace, "Cascadia Mono", "Cascadia Code", Consolas, "SFMono-Regular", Menlo, monospace;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  /* categorical colours for models (same order everywhere) */
  --m0: #d1a94f; --m1: #5db3a5; --m2: #c77b8f; --m3: #8ea6e0; --m4: #a7c46a; --m5: #d98b52; --m6: #b49be0; --m7: #7d8a96;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #efe7d4; --bg-2: #e9dfc8; --panel: #f7f1e3; --panel-2: #f2e9d4; --ink: #1f2a3a; --muted: #5d5a4c;
    --faint: #8b8574; --rule: #cdbf9e; --brass: #9b7420; --brass-2: #7d5c12; --sea: #2d7f73; --bad: #b0472e;
    --grid: rgba(155, 116, 32, .08);
    --m0: #9b7420; --m1: #2d7f73; --m2: #a3485f; --m3: #3d5fae; --m4: #5f7f1f; --m5: #b0602a; --m6: #6f53a8; --m7: #5b6670;
    color-scheme: light;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0; color: var(--ink); font: 16px/1.6 var(--sans);
  background-color: var(--bg);
  /* faint graticule: latitude / longitude lines */
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  background-attachment: fixed;
}
a { color: var(--brass-2); text-underline-offset: 3px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}
.topbar .wrap { display: flex; align-items: center; gap: 18px; min-height: 60px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.brand { font: 600 19px/1 var(--serif); color: var(--ink); text-decoration: none; letter-spacing: .01em; white-space: nowrap; }
.brand .mark { display: inline-block; width: 18px; height: 18px; margin-right: 8px; vertical-align: -3px;
  border: 1.5px solid var(--brass); border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, var(--brass) 0 2px, transparent 3px),
              linear-gradient(var(--brass), var(--brass)) center/1.5px 100% no-repeat,
              linear-gradient(var(--brass), var(--brass)) center/100% 1.5px no-repeat; }
.brand b { color: var(--brass-2); font-weight: 600; }
nav.sections, nav.pages { display: flex; gap: 4px; flex-wrap: wrap; }
nav a { font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--muted);
  text-decoration: none; padding: 8px 9px; border-radius: 6px; }
nav a:hover, nav a[aria-current="page"] { color: var(--ink); background: var(--panel-2); }
nav.pages { margin-left: auto; }
.updated { font: 11px/1.3 var(--mono); color: var(--faint); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
@media (max-width: 860px) { nav.pages { margin-left: 0; } .updated { width: 100%; } }

/* ---------- hero ---------- */
.hero { padding: 44px 0 10px; }
.kicker { font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .16em; color: var(--brass); }
.hero h1 { font: 600 clamp(34px, 6.4vw, 64px)/1.04 var(--serif); margin: 12px 0 14px; letter-spacing: -.01em; }
.hero h1 em { font-style: italic; color: var(--brass-2); }
.hero p { color: var(--muted); max-width: 640px; margin: 0; }

/* ---------- stat cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 28px 0 8px; }
.card { background: var(--panel); border: 1px solid var(--rule); border-radius: 10px; padding: 16px 18px; position: relative; }
.card::before { content: ""; position: absolute; inset: 0 auto auto 0; width: 32px; height: 2px; background: var(--brass); border-radius: 10px 0 0 0; }
.card .label { font: 11px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.card .value { font: 600 clamp(28px, 4vw, 36px)/1.15 var(--mono); margin: 8px 0 4px; color: var(--ink); }
.card .value.up { color: var(--sea); }
.card .foot { font-size: 13px; color: var(--muted); }
.meter { height: 6px; background: var(--bg-2); border-radius: 99px; overflow: hidden; margin-top: 10px; }
.meter i { display: block; height: 100%; width: 0; background: var(--brass); border-radius: 99px; transition: width .7s ease; }

/* ---------- sections ---------- */
section.block { margin: 48px 0 0; }
.block-head { display: flex; align-items: baseline; gap: 14px; border-bottom: 1px solid var(--rule); padding-bottom: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.block-head h2 { font: 600 28px/1.1 var(--serif); margin: 0; }
.block-head .tag { font: 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .16em; color: var(--brass); }
.block-head p { margin: 0; color: var(--muted); font-size: 14px; flex-basis: 100%; }
.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
@media (max-width: 860px) { .grid.two { grid-template-columns: 1fr; } }
@media (max-width: 380px) { .grid.three { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--rule); border-radius: 10px; padding: 16px 18px; min-width: 0; }
.panel h3 { font: 11px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin: 0 0 12px; font-weight: 500; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font: 500 11px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
  border-bottom: 1px solid var(--rule); padding: 8px 6px; white-space: nowrap; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--ink); }
th[aria-sort="descending"]::after { content: " ▾"; color: var(--brass); }
th[aria-sort="ascending"]::after { content: " ▴"; color: var(--brass); }
td { padding: 8px 6px; border-bottom: 1px solid color-mix(in srgb, var(--rule) 55%, transparent); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
.num { text-align: right; font-family: var(--mono); white-space: nowrap; }
.mono { font-family: var(--mono); }
.rank { color: var(--faint); font-family: var(--mono); width: 2.5em; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 8px; vertical-align: 0; }
.empty { color: var(--faint); font-size: 14px; padding: 12px 0; }

/* ---------- charts ---------- */
svg.chart { width: 100%; height: auto; display: block; overflow: visible; }
svg.chart .axis { stroke: var(--rule); stroke-width: 1; }
svg.chart .gridline { stroke: var(--rule); stroke-width: 1; stroke-dasharray: 2 4; opacity: .7; }
svg.chart text { fill: var(--faint); font: 10px var(--mono); }
svg.chart .line { fill: none; stroke: var(--brass); stroke-width: 2; }
svg.chart .area { fill: var(--brass); opacity: .12; }
svg.chart .dot { fill: var(--brass-2); }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; font-size: 13px; color: var(--muted); }

/* map bars */
.tierbar { display: grid; grid-template-columns: 110px 1fr 200px; gap: 12px; align-items: center; margin: 10px 0; font-size: 14px; }
.tierbar .stack { display: flex; height: 14px; border-radius: 4px; overflow: hidden; background: var(--bg-2); }
.tierbar .stack span { display: block; height: 100%; }
.tierbar .figs { font: 12px var(--mono); color: var(--muted); text-align: right; }
.k-matched { background: var(--brass); } .k-open { background: var(--bad); } .k-untried { background: var(--rule); }
@media (max-width: 560px) { .tierbar { grid-template-columns: 1fr; gap: 4px; } .tierbar .figs { text-align: left; } }

/* log */
ol.log { list-style: none; margin: 0; padding: 0; }
ol.log li { display: grid; grid-template-columns: 110px 1fr; gap: 14px; padding: 10px 0; border-bottom: 1px dashed var(--rule); }
ol.log li:last-child { border-bottom: 0; }
ol.log time { font: 12px/1.6 var(--mono); color: var(--brass); }

/* ---------- prose pages ---------- */
.prose { max-width: 760px; padding: 36px 0 24px; }
.prose h1 { font: 600 clamp(32px, 5vw, 46px)/1.1 var(--serif); margin: 8px 0 14px; }
.prose h2 { font: 600 24px/1.2 var(--serif); margin: 34px 0 8px; }
.prose code, .prose pre { font-family: var(--mono); font-size: 14px; }
.prose code { background: var(--panel-2); padding: 1px 5px; border-radius: 4px; }
.prose pre { background: var(--panel); border: 1px solid var(--rule); border-radius: 8px; padding: 12px 14px; overflow-x: auto; }
.prose pre code { background: none; padding: 0; }
.prose li { margin: 4px 0; }
.note { border-left: 3px solid var(--bad); background: var(--panel); padding: 10px 14px; border-radius: 0 8px 8px 0; color: var(--muted); }
.sub { color: var(--muted); font-size: 14px; }

.btn { display: inline-block; border: 1px solid var(--brass); background: var(--brass); color: var(--bg);
  font: 600 14px/1 var(--sans); padding: 11px 16px; border-radius: 8px; cursor: pointer; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--brass-2); }
button.link { background: none; border: 0; padding: 0; font: inherit; color: var(--brass-2);
  text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.row-gap > * { margin: 0 8px 8px 0; }
input[type=text] { font: 15px var(--sans); padding: 10px 12px; border: 1px solid var(--rule); border-radius: 8px;
  background: var(--panel); color: var(--ink); width: min(320px, 100%); }
.token { font-family: var(--mono); word-break: break-all; background: var(--panel); border: 1px dashed var(--brass); padding: 10px; border-radius: 8px; }
.copy-row { display: flex; gap: 8px; align-items: stretch; margin: 6px 0 14px; }
.copy-row .token { flex: 1; min-width: 0; display: block; font-size: 14px; }
.copy-row .copy { flex: none; white-space: nowrap; }
@media (max-width: 560px) { .copy-row { flex-direction: column; } }
.hidden { display: none !important; }

footer.site { border-top: 1px solid var(--rule); color: var(--faint); font-size: 13px; padding: 22px 0 36px; margin-top: 56px; }
footer.site a { color: var(--muted); }

.mt { margin-top: 14px; }
.sw-m0 { background: var(--m0); } .sw-m1 { background: var(--m1); } .sw-m7 { background: var(--m7); }
.prose h3 { font: 600 17px/1.3 var(--sans, inherit); margin: 22px 0 6px; }
.prose .lede { font-size: 18px; color: var(--muted); margin: 0 0 6px; }
.prose .updated { font: 12px/1.4 var(--mono); color: var(--faint); margin: 0 0 18px; }
.toc { display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 12px 0; margin: 18px 0 6px;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); font-size: 14px; }
.prose h2[id] { scroll-margin-top: 80px; }
.back { font-size: 14px; }