/* ── Seasonal Index · almanac-terminal ─────────────────────────────── */
:root {
  --bg: #0d0f14;
  --surface: #14171f;
  --card: #161a23;
  --card-edge: rgba(242, 239, 230, 0.07);
  --hairline: rgba(242, 239, 230, 0.10);
  --grid: #232733;
  --ink: #f2efe6;
  --ink-2: #b9b5a7;
  --ink-3: #7f7c72;
  --gold: #b97f24;          /* mark gold — validated on dark surface */
  --gold-bright: #d9a13d;   /* text/accent gold */
  --blue: #4f8fdd;
  --up: #2aa876;
  --down: #e06666;
  --up-text: #4cc492;
  --down-text: #ef8585;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --serif: "Fraunces", Georgia, serif;
  color-scheme: dark;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  background-image:
    radial-gradient(1200px 500px at 50% -10%, rgba(185, 127, 36, 0.07), transparent 70%),
    radial-gradient(900px 400px at 90% 0%, rgba(79, 143, 221, 0.04), transparent 70%);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--gold-bright); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── masthead ── */
.masthead { border-bottom: 1px solid var(--hairline); }
.masthead-inner {
  max-width: 1180px; margin: 0 auto; padding: 28px 24px 20px;
  display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
  flex-wrap: wrap;
}
.wordmark { display: flex; gap: 16px; align-items: baseline; }
.wordmark-glyph {
  font-size: 34px; color: var(--gold-bright); line-height: 1;
  transform: translateY(4px); display: inline-block;
}
.wordmark h1 {
  font-family: var(--serif);
  font-weight: 700; font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.015em; line-height: 1;
}
.tagline {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  color: var(--ink-2); font-size: 15px; margin-top: 6px;
}
.masthead-meta { text-align: right; font-family: var(--mono); font-size: 12px; }
.meta-line { display: block; color: var(--ink-2); }
.meta-line.dim { color: var(--ink-3); }

.events-strip {
  max-width: 1180px; margin: 0 auto; padding: 0 24px 14px;
  display: flex; gap: 10px 22px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
}
.events-strip .ev { white-space: nowrap; }
.events-strip .ev b { color: var(--gold-bright); font-weight: 500; }
.events-strip .ev.soon b { color: var(--ink); background: rgba(185,127,36,.22); padding: 1px 6px; border-radius: 3px; }

/* ── instrument nav ── */
.instruments {
  max-width: 1180px; margin: 0 auto; padding: 18px 24px 0;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px;
}
.inst-tab {
  background: var(--surface); border: 1px solid var(--card-edge);
  border-radius: 10px; padding: 12px 14px; cursor: pointer; text-align: left;
  color: var(--ink-2); font-family: var(--sans); transition: border-color .15s, background .15s;
}
.inst-tab:hover { border-color: rgba(217, 161, 61, 0.4); }
.inst-tab.active {
  background: linear-gradient(180deg, rgba(185,127,36,.14), rgba(185,127,36,.05));
  border-color: rgba(217, 161, 61, 0.55); color: var(--ink);
}
.inst-tab .t-name { font-weight: 600; font-size: 14px; display: block; }
.inst-tab .t-row { display: flex; justify-content: space-between; margin-top: 4px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }
.inst-tab.active .t-row { color: var(--ink-2); }
.t-row .pos { color: var(--up-text); } .t-row .neg { color: var(--down-text); }

/* ── layout ── */
main { max-width: 1180px; margin: 0 auto; padding: 26px 24px 60px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }

/* ── hero ── */
.hero {
  display: grid; grid-template-columns: minmax(280px, 1.1fr) 2fr; gap: 24px;
  align-items: end; padding: 6px 2px 24px;
}
.hero-id h2 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(30px, 4.5vw, 46px); letter-spacing: -0.02em; line-height: 1.05;
}
.hero-id .hero-full { color: var(--ink-3); font-family: var(--mono); font-size: 12px; margin-top: 8px; }
.hero-badge {
  display: inline-flex; gap: 8px; align-items: center; margin-top: 14px;
  font-family: var(--mono); font-size: 11.5px; color: var(--gold-bright);
  border: 1px solid rgba(217,161,61,.35); border-radius: 999px; padding: 4px 12px;
}
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.tile {
  background: var(--card); border: 1px solid var(--card-edge); border-radius: 12px;
  padding: 14px 16px 12px;
}
.tile .k { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); }
.tile .v { font-family: var(--mono); font-size: 24px; font-weight: 600; margin-top: 6px; font-variant-numeric: tabular-nums; }
.tile .s { font-family: var(--mono); font-size: 11px; color: var(--ink-2); margin-top: 3px; }
.v.pos { color: var(--up-text); } .v.neg { color: var(--down-text); } .v.gold { color: var(--gold-bright); }

/* ── cards ── */
.card {
  background: var(--card); border: 1px solid var(--card-edge); border-radius: 14px;
  padding: 20px 22px 18px; margin-top: 0;
}
.card-path { margin-top: 0; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 10px; flex-wrap: wrap; }
.card-title { font-family: var(--serif); font-weight: 600; font-size: 21px; letter-spacing: -0.01em; }
.card-sub { color: var(--ink-3); font-size: 12.5px; font-family: var(--mono); margin-top: 4px; }

.pills { display: flex; gap: 6px; }
.pill {
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
  background: transparent; border: 1px solid var(--hairline); border-radius: 999px;
  padding: 4px 12px; cursor: pointer; transition: all .12s;
}
.pill:hover { border-color: rgba(217,161,61,.45); color: var(--ink); }
.pill.active { background: rgba(185,127,36,.18); border-color: rgba(217,161,61,.6); color: var(--gold-bright); }
.pill .star { color: var(--gold-bright); }

.chart-wrap { position: relative; }
.chart-wrap svg { display: block; width: 100%; height: auto; }

.legend { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 10px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); }
.legend .li { display: inline-flex; align-items: center; gap: 7px; }
.legend .sw { width: 18px; height: 0; border-top: 2px solid; border-radius: 2px; }
.legend .sw.band { height: 10px; border: none; border-radius: 2px; }

/* ── tables ── */
table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
th { text-align: right; font-weight: 500; color: var(--ink-3); font-size: 10.5px; text-transform: uppercase; letter-spacing: .07em; padding: 6px 8px; border-bottom: 1px solid var(--hairline); }
th:first-child, td:first-child { text-align: left; padding-left: 2px; }
td { text-align: right; padding: 7px 8px; border-bottom: 1px solid rgba(242,239,230,.05); color: var(--ink-2); }
td.name { color: var(--ink); }
td .bar-cell { display: inline-block; height: 8px; border-radius: 2px; vertical-align: middle; }
tr.now td { background: rgba(185,127,36,.10); }
tr.now td:first-child { box-shadow: inset 3px 0 0 var(--gold-bright); }
.now-flag { color: var(--gold-bright); font-size: 10px; letter-spacing: .06em; margin-left: 8px; }
td.pos, span.pos { color: var(--up-text); } td.neg, span.neg { color: var(--down-text); }
.sig { color: var(--gold-bright); letter-spacing: 1px; }

.table-view { margin-top: 12px; }
.table-view summary { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); cursor: pointer; }
.table-view[open] summary { color: var(--gold-bright); margin-bottom: 8px; }

/* ── heatmap ── */
.heat-grid { display: grid; gap: 2px; font-family: var(--mono); font-size: 10.5px; }
.heat-cell { border-radius: 2.5px; aspect-ratio: auto; min-height: 16px; cursor: default; }
.heat-cell:hover { outline: 1.5px solid var(--ink); outline-offset: 0; }
.heat-lbl { color: var(--ink-3); display: flex; align-items: center; justify-content: flex-end; padding-right: 6px; }
.heat-lbl.col { justify-content: center; padding: 0 0 3px; }
.heat-scale { display: flex; align-items: center; gap: 8px; margin-top: 12px; font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.heat-scale .ramp { flex: 0 0 140px; height: 8px; border-radius: 4px; background: linear-gradient(90deg, var(--down), var(--grid), var(--up)); }

/* ── minis ── */
.minis { display: grid; grid-template-columns: 1fr 1.4fr; gap: 16px; }
.mini h3 { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); font-weight: 500; margin-bottom: 6px; }

/* ── reversal map ── */
.mpath-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.mpath-cell {
  background: var(--surface); border: 1px solid var(--card-edge); border-radius: 10px;
  padding: 10px 10px 6px; transition: border-color .15s;
}
.mpath-cell:hover { border-color: rgba(217,161,61,.35); }
.mpath-cell.now { border-color: rgba(217,161,61,.55); background: linear-gradient(180deg, rgba(185,127,36,.10), var(--surface)); }
.mp-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 4px; gap: 6px; }
.mp-name { font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--ink); }
.mp-stats { font-family: var(--mono); font-size: 10px; color: var(--ink-2); white-space: nowrap; }
@media (max-width: 980px) { .mpath-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .mpath-grid { grid-template-columns: repeat(2, 1fr); } }

/* ── event study ── */
.ev-row { display: grid; grid-template-columns: 150px 1fr 118px; gap: 12px; align-items: center; padding: 7px 0; border-bottom: 1px solid rgba(242,239,230,.05); }
.ev-row .lbl { font-family: var(--mono); font-size: 12px; color: var(--ink); line-height: 1.3; }
.ev-row .lbl small { display: block; color: var(--ink-3); font-size: 10.5px; }
.ev-track { position: relative; height: 14px; }
.ev-track .zero { position: absolute; left: 50%; top: -2px; bottom: -2px; width: 1px; background: var(--hairline); }
.ev-track .bar { position: absolute; top: 3px; height: 8px; border-radius: 2px; }
.ev-row .num { font-family: var(--mono); font-size: 12px; text-align: right; font-variant-numeric: tabular-nums; color: var(--ink-2); }

/* ── method ── */
.method { margin-top: 34px; border-top: 1px solid var(--hairline); padding-top: 26px; }
.method h2 { font-family: var(--serif); font-size: 22px; font-weight: 600; margin-bottom: 14px; }
.method-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 28px; color: var(--ink-2); font-size: 13.5px; }
.method-cols strong { color: var(--ink); }
.colophon { margin-top: 22px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }

/* ── tooltip ── */
.tooltip {
  position: fixed; pointer-events: none; z-index: 50; opacity: 0;
  background: #1e232f; border: 1px solid var(--hairline); border-radius: 8px;
  padding: 8px 11px; font-family: var(--mono); font-size: 11.5px; line-height: 1.5;
  color: var(--ink); box-shadow: 0 8px 24px rgba(0,0,0,.45);
  transition: opacity .08s; max-width: 260px;
}
.tooltip.on { opacity: 1; }
.tooltip .tt-h { color: var(--gold-bright); }
.tooltip .muted { color: var(--ink-3); }

/* ── svg text ── */
text { font-family: var(--mono); fill: var(--ink-3); }

/* ── load animation ── */
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.card, .hero, .instruments, .masthead-inner, .events-strip { animation: rise .5s ease-out both; }
.hero { animation-delay: .05s; } .card-path { animation-delay: .1s; }
.grid-2:nth-of-type(1) .card { animation-delay: .15s; }
.grid-2:nth-of-type(2) .card { animation-delay: .2s; }
.grid-2:nth-of-type(3) .card { animation-delay: .25s; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ── responsive ── */
@media (max-width: 980px) {
  .instruments { grid-template-columns: repeat(3, 1fr); }
  .hero { grid-template-columns: 1fr; gap: 18px; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .method-cols { grid-template-columns: 1fr; }
  .minis { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .instruments { grid-template-columns: repeat(2, 1fr); }
  .masthead-inner { align-items: flex-start; flex-direction: column; }
  .masthead-meta { text-align: left; }
  .ev-row { grid-template-columns: 110px 1fr 96px; }
}