/* Altaha — Strategy lab (strategy-lab.js). Site tokens, so both themes follow.
   Nothing here starts invisible: the entry motion moves things, it never
   fades them in, so a paused or disabled animation cannot leave a blank. */

.sl { --sl-up: var(--pass); --sl-dn: var(--fail); --sl-k1: #3567A6; --sl-k2: #8B4AA6; --sl-k3: #1E8A8A;
  max-width: 1120px; margin: 0 auto; padding: 8px 0 56px; color: var(--ink); }
:root[data-theme="dark"] .sl { --sl-k1: #7EA9E0; --sl-k2: #C792DD; --sl-k3: #5FC6C6; }
.sl * { box-sizing: border-box; }
.sl-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.sl-head { margin: 4px 0 18px; }
.sl-kick { font: 500 11px/1.5 'IBM Plex Mono', monospace; letter-spacing: .16em; text-transform: uppercase; color: var(--gold); margin: 0 0 6px; }
.sl-head h2 { font: 400 clamp(32px, 4.4vw, 50px)/1.05 'Instrument Serif', Georgia, serif; letter-spacing: -.02em; margin: 0; }
.sl-lede { color: var(--ink-2); font-size: 15.5px; line-height: 1.6; max-width: 700px; margin: 10px 0 0; }

/* The form */
.sl-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; padding: 14px 16px;
  background: var(--skin-card); border: 1px solid var(--rule); border-radius: 18px; box-shadow: var(--skin-shadow); }
.sl-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.sl-field > span { font: 500 10.5px/1.4 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.sl-sym { flex: 1 1 200px; }
.sl-field input { font: 500 16px Inter, system-ui, sans-serif; padding: 9px 13px; border-radius: 12px; border: 1px solid var(--rule);
  background: var(--paper); color: var(--ink); min-height: 42px; width: 100%; }
.sl-sym input { text-transform: uppercase; letter-spacing: .02em; }
.sl-cost { flex: 0 1 150px; }
.sl-field input:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.sl-seg { display: inline-flex; border: 1px solid var(--rule); border-radius: 12px; overflow: hidden; background: var(--paper); }
.sl-seg button { border: 0; background: none; color: var(--ink-2); font: 600 14px Inter, system-ui, sans-serif; padding: 0 14px; min-height: 42px; cursor: pointer; }
.sl-seg button + button { border-left: 1px solid var(--rule); }
.sl-seg button.on { background: var(--ink); color: var(--paper); }
.sl-seg button:focus-visible, .sl-go:focus-visible, .sl-try button:focus-visible, .sl-chips button:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.sl-go { border: 0; border-radius: 12px; background: linear-gradient(180deg, var(--gold-lt), var(--gold)); color: #17140E;
  font: 700 14.5px Inter, system-ui, sans-serif; padding: 0 20px; min-height: 42px; cursor: pointer; }
.sl-go[disabled] { opacity: .7; cursor: progress; }
.sl-try { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; margin: 10px 2px 18px; color: var(--mute); font-size: 13px; }
.sl-try button { border: 1px solid var(--rule); background: var(--skin-card); color: var(--ink-2); border-radius: 999px;
  font: 600 12.5px Inter, system-ui, sans-serif; padding: 5px 11px; cursor: pointer; min-height: 32px; }
.sl-try button:hover { border-color: var(--gold); color: var(--ink); }
.sl-try small { flex-basis: 100%; font-size: 12px; line-height: 1.5; }

/* States */
.sl-wait, .sl-err { padding: 22px 20px; border: 1px dashed var(--rule); border-radius: 18px; color: var(--ink-2); font-size: 15px; line-height: 1.6; }
.sl-wait small { display: block; color: var(--mute); font-size: 13px; }
.sl-spin { display: inline-block; width: 14px; height: 14px; margin-right: 8px; vertical-align: -2px; border-radius: 50%;
  border: 2px solid var(--rule); border-top-color: var(--gold); animation: sl-spin .8s linear infinite; }
@keyframes sl-spin { to { transform: rotate(360deg); } }
.sl-err { border-style: solid; border-color: color-mix(in srgb, var(--fail) 40%, var(--rule)); }
.sl-err button { margin-left: 6px; border: 0; background: none; color: var(--gold-dp); font: 600 14px Inter, sans-serif; text-decoration: underline; cursor: pointer; }
.sl-note, .sl-warn { font-size: 14px; line-height: 1.55; padding: 10px 14px; border-radius: 12px; margin: 0 0 12px; }
.sl-note { background: var(--paper-2); color: var(--ink-2); }
.sl-warn { background: color-mix(in srgb, var(--part) 14%, transparent); color: var(--ink); border: 1px solid color-mix(in srgb, var(--part) 35%, transparent); }

/* Verdict and stats */
.sl-verdict { font-size: 16px; line-height: 1.65; color: var(--ink-2); max-width: 820px; margin: 4px 0 16px;
  animation: sl-rise .5s cubic-bezier(.2, .9, .3, 1) backwards; }
.sl-verdict p { margin: 0 0 8px; }
.sl-verdict b { color: var(--ink); }
@keyframes sl-rise { from { transform: translateY(8px); } }
.sl-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 10px; margin: 0 0 16px; }
.sl-stat { background: var(--skin-card); border: 1px solid var(--rule); border-radius: 16px; padding: 14px 16px; box-shadow: var(--skin-shadow); min-width: 0; }
.sl-stat span { display: block; font: 500 10.5px/1.4 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.sl-stat b { display: block; font: 400 32px/1.15 'Instrument Serif', Georgia, serif; margin: 4px 0 2px; font-variant-numeric: tabular-nums; }
.sl-stat b i { font-style: normal; font-size: 20px; color: var(--mute); }
.sl-stat b.up { color: var(--sl-up); } .sl-stat b.dn { color: var(--sl-dn); }
.sl-stat small { color: var(--mute); font-size: 12.5px; line-height: 1.45; display: block; }

/* Cards */
.sl-card { background: var(--skin-card); border: 1px solid var(--rule); border-radius: 18px; padding: 16px 18px; margin: 0 0 16px;
  box-shadow: var(--skin-shadow); min-width: 0; }
.sl-card h3 { font: 400 26px/1.15 'Instrument Serif', Georgia, serif; margin: 0; }
.sl-card-h { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; justify-content: space-between; margin: 0 0 10px; }
.sl-sub { font: 500 10.5px/1.4 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); margin: 16px 0 6px; }
.sl-fine { font-size: 12.5px; line-height: 1.55; color: var(--mute); margin: 8px 0 0; }
.sl-link { border: 0; background: none; color: var(--gold-dp); font: 600 13.5px Inter, sans-serif; text-decoration: underline; cursor: pointer; }
.sl-toggle, .sl-sort { font-size: 13.5px; color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px; }
.sl-sort select { font: 500 14px Inter, system-ui, sans-serif; padding: 7px 10px; border-radius: 10px; border: 1px solid var(--rule);
  background: var(--paper); color: var(--ink); min-height: 36px; }

/* Charts */
.sl-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink-2); margin: 0 0 6px; }
.sl-legend span { display: inline-flex; align-items: center; gap: 6px; }
.sw { display: inline-block; width: 16px; height: 3px; border-radius: 2px; background: var(--rule); flex: none; }
.sw.hold { background: var(--ink); height: 3px; } .sw.sel { background: var(--gold); height: 4px; }
.sw.k1 { background: var(--sl-k1); } .sw.k2 { background: var(--sl-k2); } .sw.k3 { background: var(--sl-k3); }
.sw.faint { background: color-mix(in srgb, var(--ink) 22%, transparent); }
.sl-chart { position: relative; width: 100%; min-height: 210px; }
.sl-under { min-height: 100px; }
.sl-chart svg { display: block; max-width: 100%; overflow: visible; touch-action: pan-y; }
.sl-chart .ax text { font: 500 11px 'IBM Plex Mono', monospace; fill: var(--mute); }
.sl-chart .g { stroke: var(--rule-2); stroke-width: 1; vector-effect: non-scaling-stroke; }
.sl-chart .g.one { stroke: var(--rule); stroke-dasharray: 4 4; }
.sl-chart .ln { fill: none; stroke-linejoin: round; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.sl-chart .ln.faint { stroke: color-mix(in srgb, var(--ink) 16%, transparent); stroke-width: 1; }
.sl-chart .ln.hold { stroke: var(--ink); stroke-width: 2; }
.sl-chart .ln.sel { stroke: var(--gold); stroke-width: 2.6; }
.sl-chart .ln.k1 { stroke: var(--sl-k1); stroke-width: 1.8; } .sl-chart .ln.k2 { stroke: var(--sl-k2); stroke-width: 1.8; }
.sl-chart .ln.k3 { stroke: var(--sl-k3); stroke-width: 1.8; }
.sl-chart .cross { stroke: var(--ink-2); stroke-width: 1; stroke-dasharray: 3 3; vector-effect: non-scaling-stroke; }
.sl-chart .hit { fill: transparent; cursor: crosshair; }
.sl-chart .uw { stroke-width: 1.4; vector-effect: non-scaling-stroke; }
.sl-chart .uw.hold { fill: color-mix(in srgb, var(--ink) 12%, transparent); stroke: color-mix(in srgb, var(--ink) 45%, transparent); }
.sl-chart .uw.sel { fill: color-mix(in srgb, var(--gold) 22%, transparent); stroke: var(--gold); }
.sl-tip { position: absolute; top: 6px; z-index: 3; pointer-events: none; min-width: 180px; max-width: 260px; padding: 9px 11px;
  background: var(--paper); border: 1px solid var(--rule); border-radius: 12px; box-shadow: var(--skin-lift); font-size: 12.5px; }
.sl-tip b { display: block; font: 600 11px 'IBM Plex Mono', monospace; color: var(--mute); margin-bottom: 4px; }
.sl-tip span { display: flex; align-items: center; gap: 6px; line-height: 1.6; color: var(--ink-2); }
.sl-tip em { margin-left: auto; font-style: normal; font-variant-numeric: tabular-nums; color: var(--ink); padding-left: 10px; }

/* Family chips and the table */
.sl-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 10px; }
.sl-chips button { border: 1px solid var(--rule); background: var(--paper); color: var(--ink-2); border-radius: 999px;
  font: 600 12.5px Inter, system-ui, sans-serif; padding: 6px 12px; cursor: pointer; min-height: 34px; }
.sl-chips button small { color: var(--mute); font-weight: 500; margin-left: 2px; }
.sl-chips button.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.sl-chips button.on small { color: inherit; opacity: .7; }
.sl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -4px; padding: 0 4px; }
.sl-scroll:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 8px; }
.sl-table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; min-width: 820px; }
.sl-table th, .sl-table td { padding: 8px 7px; border-bottom: 1px solid var(--rule-2); text-align: left; vertical-align: middle; white-space: nowrap; }
.sl-table thead th { font: 500 10.5px/1.3 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--mute);
  border-bottom: 1px solid var(--rule); position: sticky; top: 0; background: var(--skin-card);
  white-space: normal; vertical-align: bottom; }
.sl-table .n { text-align: right; } .sl-table .c { text-align: center; }
.sl-table tbody th b { display: block; font-weight: 600; color: var(--ink); }
.sl-table tbody th small { color: var(--mute); font-size: 11.5px; }
.sl-table tbody tr { cursor: pointer; }
.sl-table tbody tr:hover { background: var(--paper-2); }
.sl-table tbody tr.on { background: color-mix(in srgb, var(--gold) 12%, transparent); box-shadow: inset 3px 0 0 var(--gold); }
.sl-table tbody tr.hold { cursor: default; background: var(--paper-2); }
.sl-table tbody tr.hold th b::after { content: 'benchmark'; margin-left: 8px; font: 600 9.5px 'IBM Plex Mono', monospace; letter-spacing: .08em;
  text-transform: uppercase; color: var(--gold-dp); border: 1px solid var(--rule); border-radius: 999px; padding: 2px 6px; vertical-align: 2px; }
.sl-table tbody tr:focus-visible { outline: 2px solid var(--gold); outline-offset: -2px; }
.sl-table .up { color: var(--sl-up); } .sl-table .dn { color: var(--sl-dn); }
.sl-table .few { color: var(--mute); font-style: italic; }
.sl-table .cmp { width: 30px; padding-right: 0; }
.sl-table .cmp input { width: 17px; height: 17px; accent-color: var(--gold); cursor: pointer; }
.sl-yes { color: var(--sl-up); font-weight: 700; } .sl-no { color: var(--mute); }
.sl-table small { color: var(--mute); }

/* Compare */
.sl-cmp-t { min-width: 560px; }
.sl-cmp-t td, .sl-cmp-t th { white-space: normal; vertical-align: top; }
.sl-cmp-t tbody th { font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .06em; text-transform: uppercase; color: var(--mute); width: 150px; }
.sl-cmp-t tbody tr { cursor: default; }
.sl-cmp-t tbody tr:hover { background: none; }
.sl-cmp-t small { display: block; max-width: 260px; line-height: 1.45; }
.sl-swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: 0; background: var(--ink); }
.sl-swatch.k1 { background: var(--sl-k1); } .sl-swatch.k2 { background: var(--sl-k2); } .sl-swatch.k3 { background: var(--sl-k3); }

/* Detail */
.sl-detail { animation: sl-rise .4s ease-out backwards; }
.sl-fam { font: 600 10.5px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--gold-dp);
  background: var(--paper-2); border: 1px solid var(--rule); padding: 5px 9px; border-radius: 999px; }
.sl-rule, .sl-idea { font-size: 15px; line-height: 1.6; color: var(--ink-2); margin: 0 0 8px; max-width: 760px; }
.sl-rule b, .sl-idea b { color: var(--ink); }
.sl-src { font-size: 12.5px; color: var(--mute); margin: 0 0 12px; }
.sl-kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr)); gap: 8px; margin: 0; }
.sl-kv div { background: var(--paper); border: 1px solid var(--rule-2); border-radius: 12px; padding: 9px 12px; min-width: 0; }
.sl-kv dt { font: 500 10px/1.4 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.sl-kv dd { margin: 3px 0 0; font-size: 17px; font-weight: 600; font-variant-numeric: tabular-nums; }
.sl-kv dd small { display: block; font-size: 11.5px; font-weight: 500; color: var(--mute); }
.sl-kv dd.up { color: var(--sl-up); } .sl-kv dd.dn { color: var(--sl-dn); }
.sl-kv .few, .sl-out .few { color: var(--part); }
.sl-halves { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 8px; }
.sl-half { border: 1px solid var(--rule-2); border-radius: 12px; padding: 10px 12px; background: var(--paper); }
.sl-half span { display: block; font-size: 13px; font-weight: 600; }
.sl-half span small { display: block; font-weight: 400; color: var(--mute); font-size: 11.5px; }
.sl-half b { display: block; font-size: 18px; margin: 4px 0 2px; font-variant-numeric: tabular-nums; }
.sl-half b.up { color: var(--sl-up); } .sl-half b.dn { color: var(--sl-dn); }
.sl-half > small { color: var(--mute); font-size: 12px; }

/* Calendar years: one row a year, the rule and holding as diverging bars. */
.sl-yb { display: grid; gap: 2px; font-size: 13px; font-variant-numeric: tabular-nums; }
.sl-yb-row { display: grid; grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1fr); gap: 10px; align-items: center; padding: 3px 0; }
.sl-yb-h { font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.sl-yb-row.partial { color: var(--mute); }
.sl-yb-row small { margin-left: 4px; font-size: 10px; color: var(--mute); }
.sl-yb-cell { display: flex; align-items: center; gap: 8px; min-width: 0; }
.sl-yb-bar { position: relative; flex: 1 1 auto; height: 12px; min-width: 40px; }
.sl-yb-bar::before { content: ''; position: absolute; left: 50%; top: -2px; bottom: -2px; width: 1px; background: var(--rule); }
.sl-yb-bar i { position: absolute; left: 50%; top: 0; bottom: 0; border-radius: 0 3px 3px 0; background: var(--gold); }
.sl-yb-bar i.h { background: color-mix(in srgb, var(--ink) 45%, transparent); }
.sl-yb-bar i.neg { left: auto; right: 50%; border-radius: 3px 0 0 3px; }
.sl-yb-cell em { font-style: normal; width: 52px; text-align: right; flex: none; }
.sl-yb-cell em.up { color: var(--sl-up); } .sl-yb-cell em.dn { color: var(--sl-dn); }

/* Prose cards, calculators, glossary */
.sl-prose p, .sl-prose li { font-size: 14.5px; line-height: 1.65; color: var(--ink-2); max-width: 820px; }
.sl-prose p { margin: 8px 0 0; }
.sl-prose b { color: var(--ink); }
.sl-assume ul { margin: 10px 0 0; padding-left: 20px; }
.sl-disc { font-weight: 600; color: var(--ink) !important; }
.sl-calcs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 12px; margin-top: 10px; }
.sl-calc { border: 1px solid var(--rule-2); border-radius: 14px; padding: 12px 14px; background: var(--paper); display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.sl-calc h4 { margin: 0; font: 600 15px Inter, system-ui, sans-serif; }
.sl-calc label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; color: var(--mute); }
.sl-calc input { font: 500 15px Inter, system-ui, sans-serif; padding: 8px 11px; border-radius: 10px; border: 1px solid var(--rule);
  background: var(--skin-card); color: var(--ink); min-height: 40px; width: 100%; }
.sl-calc input:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.sl-out { display: block; min-height: 44px; font-size: 14px; line-height: 1.5; color: var(--ink-2); padding: 8px 10px;
  border-radius: 10px; background: var(--paper-2); }
.sl-out b { color: var(--ink); }
.sl-gloss dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 10px 18px; margin: 10px 0 0; }
.sl-gloss dt { font-weight: 700; font-size: 14px; }
.sl-gloss dd { margin: 2px 0 0; font-size: 13.5px; line-height: 1.55; color: var(--ink-2); }
.sl-gloss code { display: block; margin-top: 4px; font: 500 11.5px/1.5 'IBM Plex Mono', monospace; color: var(--gold-dp);
  background: var(--paper-2); padding: 4px 8px; border-radius: 8px; white-space: normal; overflow-wrap: anywhere; }

@media (max-width: 640px) {
  .sl-form { padding: 12px; }
  .sl-go { flex: 1 1 100%; }
  .sl-cost { flex: 1 1 120px; }
  .sl-card { padding: 14px 12px; border-radius: 16px; }
  .sl-yb-row { grid-template-columns: 44px minmax(0, 1fr) minmax(0, 1fr); gap: 6px; }
  .sl-yb-cell em { width: 42px; font-size: 12px; }
  .sl-stat b { font-size: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  .sl-verdict, .sl-detail { animation: none; }
  .sl-spin { animation-duration: 2s; }
}
:root[data-motion="off"] .sl-verdict, :root[data-motion="off"] .sl-detail { animation: none; }