:root {
  color-scheme: dark;
  --ink: #f8f2eb;
  --muted: #b8aab0;
  --paper: #160e13;
  --panel: rgba(38, 24, 31, .78);
  --panel-strong: #2c1721;
  --line: rgba(255, 235, 216, .13);
  --hot: #ff6a3d;
  --gold: #f5c66a;
  --rose: #ff8d8d;
  --cyan: #78d9d2;
  --max: 1440px;
  --companion-preview-background: rgba(26, 13, 19, .98);
  --companion-preview-color: var(--ink);
  --companion-preview-muted: var(--muted);
  --companion-preview-border: rgba(255, 106, 61, .68);
  --companion-preview-radius: 8px;
  --companion-preview-meta-font: ui-monospace, monospace;
  --companion-preview-reference-underline: var(--hot);
  --companion-preview-reference-active-color: var(--gold);
  --companion-preview-reference-active-background: rgba(255, 106, 61, .12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% -10%, rgba(190, 52, 28, .23), transparent 35rem),
    linear-gradient(145deg, #120a0e 0%, #1d1117 48%, #0e0a0d 100%);
  min-height: 100vh;
}
[data-configuration-selector] { width: fit-content; max-width: calc(100% - 32px); margin: 14px auto 0; padding: 4px; display: grid; grid-auto-flow: column; gap: 4px; position: relative; z-index: 50; border: 1px solid var(--line); border-radius: 999px; background: rgba(15, 9, 13, .94); box-shadow: 0 12px 34px rgba(0, 0, 0, .28); }
[data-configuration-selector] a { padding: 8px 14px; border-radius: 999px; color: var(--ink); font-size: .78rem; font-weight: 800; text-decoration: none; white-space: nowrap; }
[data-configuration-selector] a:hover, [data-configuration-selector] a:focus-visible { background: var(--panel); }
[data-configuration-selector] a[aria-current="page"] { background: var(--hot); color: #160b08; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
.ambient { position: fixed; z-index: -1; border-radius: 999px; filter: blur(100px); opacity: .12; pointer-events: none; }
.ambient--one { width: 28rem; height: 28rem; right: 3vw; top: 22vh; background: var(--hot); }
.ambient--two { width: 22rem; height: 22rem; left: 8vw; top: 65vh; background: var(--cyan); }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  min-height: 68px; padding: 0 3vw;
  background: rgba(16, 9, 13, .82); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; font-weight: 760; letter-spacing: -.02em; }
.brand__mark { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--hot); color: var(--hot); font-size: .78rem; transform: rotate(-5deg); }
.topbar nav { display: flex; gap: 1.35rem; }
.topbar nav a, .all-decks { color: var(--muted); text-decoration: none; font-size: .82rem; }
.topbar nav a:hover, .all-decks:hover { color: var(--ink); }
.all-decks { justify-self: end; }

.section { width: min(var(--max), 94vw); margin: 0 auto; padding: 7rem 2rem; border-bottom: 1px solid var(--line); }
.hero { min-height: calc(100vh - 68px); display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(300px, .65fr); grid-template-rows: 1fr auto; gap: 3rem 7vw; align-items: center; padding-top: 5rem; }
.eyebrow { margin: 0 0 1rem; color: var(--hot); font-size: .72rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 900px; margin-bottom: 1.6rem; font-family: Georgia, serif; font-size: clamp(4rem, 7vw, 8rem); font-weight: 450; line-height: .87; letter-spacing: -.065em; }
h1 em { color: var(--gold); font-weight: 450; }
h2 { margin-bottom: 0; font-family: Georgia, serif; font-size: clamp(2.4rem, 4vw, 4.8rem); font-weight: 450; line-height: .95; letter-spacing: -.045em; }
h3 { font-size: 1.08rem; }
.lede { max-width: 730px; color: #d8cdd0; font-size: clamp(1.05rem, 1.5vw, 1.35rem); line-height: 1.65; }
.hero__actions { display: flex; gap: .7rem; flex-wrap: wrap; margin: 2rem 0; }
.button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px;
  padding: .75rem 1rem; border: 1px solid var(--line); border-radius: 3px;
  color: var(--ink); background: rgba(255,255,255,.035); text-decoration: none; cursor: pointer;
}
.button:hover { border-color: rgba(255,255,255,.32); background: rgba(255,255,255,.08); }
.button--hot { border-color: var(--hot); background: var(--hot); color: #1a0c0a; font-weight: 800; }
.button--small { min-height: 34px; padding: .4rem .7rem; font-size: .78rem; }
.disclosure { display: flex; gap: .7rem; align-items: center; max-width: 720px; padding: 1rem 1.1rem; border: 1px solid rgba(255,106,61,.28); background: rgba(255,106,61,.06); color: var(--muted); font-size: .88rem; }
.pulse { width: 9px; height: 9px; flex: 0 0 9px; border-radius: 99px; background: var(--hot); box-shadow: 0 0 0 7px rgba(255,106,61,.1); }

.command-card { position: relative; min-height: 520px; overflow: hidden; border: 1px solid var(--line); border-radius: 4px; background: #25141c; transform: rotate(1.5deg); box-shadow: 0 40px 90px rgba(0,0,0,.35); }
.command-card__image { position: absolute; inset: 0; background-size: cover; background-position: center 20%; filter: saturate(.78) contrast(1.08); }
.command-card__image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 42%, #140b10 94%); }
.command-card__body { position: absolute; inset: auto 0 0; padding: 1.5rem; }
.command-card__body span { color: var(--hot); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; }
.command-card__body strong { display: block; margin-top: .45rem; font-family: Georgia, serif; font-size: 1.7rem; }
.command-card__body p { margin: .4rem 0 0; color: var(--muted); }

.metric-rail { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(6, 1fr); border: 1px solid var(--line); }
.metric { min-height: 108px; padding: 1.1rem; border-right: 1px solid var(--line); background: rgba(255,255,255,.018); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; font-family: Georgia, serif; font-size: 2.15rem; font-weight: 450; }
.metric span { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .11em; }

.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .65fr); gap: 3rem; align-items: end; margin-bottom: 3rem; }
.section-heading > p { color: var(--muted); line-height: 1.7; margin-bottom: 0; }
.section-heading--stacked { display: block; }
.section-heading--stacked > p { max-width: 700px; margin-top: 1.4rem; }
.axis-tabs, .role-filters, .line-tabs, .engine-switch { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1.5rem; }
.axis-tabs button, .role-filters button, .line-tabs button, .engine-switch button {
  padding: .55rem .8rem; border: 1px solid var(--line); border-radius: 99px;
  color: var(--muted); background: transparent; cursor: pointer; font-size: .78rem;
}
.axis-tabs button.is-active, .role-filters button.is-active, .line-tabs button.is-active, .engine-switch button.is-active {
  border-color: var(--hot); color: var(--ink); background: rgba(255,106,61,.12);
}

.upgrade-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.upgrade-card { display: grid; grid-template-columns: minmax(0, .9fr) 34px minmax(0, 1fr); gap: .8rem; align-items: center; min-height: 155px; padding: 1.2rem; border: 1px solid var(--line); background: var(--panel); }
.upgrade-card__out, .upgrade-card__in { min-width: 0; }
.upgrade-card__out span, .upgrade-card__in span { display: block; margin-bottom: .4rem; color: var(--muted); font-size: .66rem; text-transform: uppercase; letter-spacing: .13em; }
.upgrade-card__in span { color: var(--hot); }
.upgrade-card strong { display: block; overflow-wrap: anywhere; }
.upgrade-card__arrow { color: var(--hot); font-size: 1.5rem; text-align: center; }
.upgrade-card p { grid-column: 1 / -1; margin: .7rem 0 0; color: var(--muted); font-size: .82rem; line-height: 1.5; }
.upgrade-card__axis { color: var(--gold) !important; }

.boundary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.panel { padding: 2rem; border: 1px solid var(--line); background: var(--panel); }
.panel--signal { border-color: rgba(255,106,61,.34); background: linear-gradient(145deg, rgba(255,106,61,.1), var(--panel)); }
.panel__index { display: inline-block; margin-bottom: 2.4rem; color: var(--hot); font-size: .7rem; font-weight: 800; letter-spacing: .18em; }
.panel ul { padding-left: 1.1rem; color: var(--muted); line-height: 1.8; }
.fine { color: var(--muted); font-size: .76rem; line-height: 1.55; }

.engine-console { border: 1px solid var(--line); background: var(--panel); padding: 1.3rem; }
.engine-display { display: grid; grid-template-columns: .65fr 1fr 1fr; min-height: 320px; border-top: 1px solid var(--line); }
.engine-score { display: grid; place-items: center; border-right: 1px solid var(--line); text-align: center; }
.engine-score strong { display: block; font-family: Georgia, serif; font-size: 5rem; color: var(--gold); font-weight: 450; }
.engine-score span { color: var(--muted); font-size: .7rem; letter-spacing: .15em; text-transform: uppercase; }
.engine-column { padding: 2rem; border-right: 1px solid var(--line); }
.engine-column:last-child { border-right: 0; }
.engine-column ol, .engine-column ul { padding-left: 1.1rem; color: var(--muted); line-height: 1.75; }

.line-lab { min-height: 390px; display: grid; grid-template-columns: 1fr .9fr; gap: 3rem; padding: 2.5rem; border: 1px solid var(--line); background: linear-gradient(125deg, rgba(255,106,61,.08), rgba(255,255,255,.015)); }
.line-lab h3 { font-family: Georgia, serif; font-size: 2rem; font-weight: 450; }
.line-lab ol { padding-left: 1.2rem; color: #d8cdd0; line-height: 1.75; }
.line-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; align-content: start; }
.mini-card { min-height: 145px; padding: 1rem; border: 1px solid var(--line); background-size: cover; background-position: center; position: relative; overflow: hidden; }
.mini-card::after { content:""; position:absolute; inset:0; background: linear-gradient(transparent 20%, #130b0f 100%); }
.mini-card strong { position: absolute; z-index: 1; inset: auto .8rem .8rem; }

.response-desk { display: grid; grid-template-columns: 260px 1fr; min-height: 440px; border: 1px solid var(--line); }
.response-scenarios { border-right: 1px solid var(--line); }
.response-scenarios button { display: block; width: 100%; padding: 1rem; border: 0; border-bottom: 1px solid var(--line); color: var(--muted); background: transparent; text-align: left; cursor: pointer; }
.response-scenarios button.is-active { color: var(--ink); background: rgba(255,106,61,.1); box-shadow: inset 3px 0 var(--hot); }
.response-results { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; padding: 1rem; align-content: start; }
.response-card { padding: 1rem; border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.response-card span { color: var(--hot); font-size: .7rem; }
.response-card p { margin: .65rem 0 0; color: var(--muted); font-size: .78rem; line-height: 1.45; }

.split-section { display: grid; grid-template-columns: 1fr .9fr; gap: 4rem; }
.mulligan-rules { display: grid; gap: .7rem; }
.mulligan-rules article { display: grid; grid-template-columns: 44px 1fr; gap: 1rem; align-items: center; padding: .85rem; border-bottom: 1px solid var(--line); color: var(--muted); }
.mulligan-rules strong { color: var(--hot); font-family: Georgia, serif; font-size: 1.4rem; }
.hand-lab { align-self: start; padding: 1.2rem; border: 1px solid var(--line); background: var(--panel); position: sticky; top: 90px; }
.hand-lab__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.hand-lab__head span { display:block; color: var(--muted); font-size: .7rem; text-transform: uppercase; }
.hand-lab__head strong { color: var(--gold); }
.hand-cards { display: grid; grid-template-columns: repeat(7, minmax(0,1fr)); gap: .35rem; }
.hand-card { aspect-ratio: .72; border: 1px solid var(--line); border-radius: 3px; background-size: cover; background-position: center; position: relative; min-width: 0; }
.hand-card span { position: absolute; inset: auto 0 0; padding: .35rem; background: rgba(10,6,8,.86); font-size: clamp(.42rem,.65vw,.63rem); overflow-wrap:anywhere; }

.timeline { display: grid; grid-template-columns: repeat(4, 1fr); }
.timeline article { min-height: 280px; padding: 1.5rem; border: 1px solid var(--line); border-right: 0; background: rgba(255,255,255,.018); }
.timeline article:last-child { border-right: 1px solid var(--line); }
.timeline span { color: var(--hot); font-family: Georgia, serif; font-size: 2rem; }
.timeline h3 { margin-top: 3rem; }
.timeline p { color: var(--muted); line-height: 1.6; }

.library-tools { display: grid; grid-template-columns: minmax(260px, .7fr) 1fr auto; gap: 1rem; align-items: start; margin-bottom: 1.5rem; }
#card-search { width: 100%; padding: .78rem 1rem; border: 1px solid var(--line); border-radius: 2px; color: var(--ink); background: rgba(255,255,255,.035); outline: 0; }
#card-search:focus { border-color: var(--hot); }
.toggle { display:flex; align-items:center; gap:.55rem; min-height:42px; color:var(--muted); font-size:.8rem; white-space:nowrap; }
.toggle input { accent-color: var(--hot); }
.card-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .75rem; }
.card-tile { min-height: 250px; display: flex; flex-direction: column; justify-content: flex-end; padding: 1rem; border: 1px solid var(--line); background: var(--panel); background-size: cover; background-position: center; position: relative; overflow: hidden; cursor: pointer; }
.card-tile::before { content:""; position:absolute; inset:0; background: linear-gradient(transparent 20%, rgba(15,8,12,.97) 92%); }
.card-tile > * { position:relative; z-index:1; }
.card-tile__role { margin-bottom:.35rem; color:var(--hot); font-size:.62rem; letter-spacing:.12em; text-transform:uppercase; }
.card-tile strong { line-height:1.2; }
.card-tile p { max-height:0; opacity:0; overflow:hidden; margin:0; color:var(--muted); font-size:.72rem; line-height:1.45; transition:.25s ease; }
.card-tile.is-open p { max-height:180px; opacity:1; margin-top:.7rem; }
.card-tile__tags { display:flex; flex-wrap:wrap; gap:.25rem; margin-top:.55rem; }
.card-tile__tags span { padding:.2rem .38rem; border:1px solid var(--line); border-radius:99px; color:var(--muted); font-size:.56rem; }
.card-tile[data-upgrade="true"] { border-color: rgba(255,106,61,.55); box-shadow: inset 0 -3px var(--hot); }
.empty-state { color: var(--muted); }

.telemetry-grid { display:grid; grid-template-columns: 1fr 1fr; gap:1rem; }
.chart-panel { padding:1.5rem; border:1px solid var(--line); background:var(--panel); }
.bar-row { display:grid; grid-template-columns:150px 1fr 36px; gap:.75rem; align-items:center; margin:.7rem 0; color:var(--muted); font-size:.76rem; }
.bar-track { height:9px; background:rgba(255,255,255,.05); overflow:hidden; }
.bar-fill { height:100%; background:linear-gradient(90deg,var(--hot),var(--gold)); transform-origin:left; animation:grow .7s ease both; }
.table-talk { padding-bottom:3rem; }
.table-talk blockquote { max-width:1050px; margin:1.5rem 0 4rem; font-family:Georgia,serif; font-size:clamp(1.6rem,3vw,3rem); line-height:1.25; color:#eadfdc; }
.footer-row { display:flex; justify-content:space-between; gap:2rem; color:var(--muted); font-size:.72rem; }
.footer-row a { color:var(--ink); }

@keyframes grow { from { transform:scaleX(0); } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior:auto !important; animation-duration:.01ms !important; transition-duration:.01ms !important; }
}
@media (max-width: 1100px) {
  .topbar nav { display:none; }
  .topbar { grid-template-columns:1fr 1fr; }
  .hero { grid-template-columns:1fr .65fr; }
  .metric-rail { grid-template-columns:repeat(3,1fr); }
  .metric:nth-child(3) { border-right:0; }
  .metric:nth-child(-n+3) { border-bottom:1px solid var(--line); }
  .card-grid { grid-template-columns:repeat(3,1fr); }
  .library-tools { grid-template-columns:1fr; }
}
@media (max-width: 760px) {
  [data-configuration-selector] { width: calc(100% - 20px); max-width: none; grid-template-columns: 1fr 1fr; grid-auto-flow: row; border-radius: 4px; }
  [data-configuration-selector] a { padding-inline: 8px; text-align: center; white-space: normal; }
  .topbar { min-height:58px; padding:0 1rem; }
  .brand span:last-child { display:none; }
  .section { width:100%; padding:4.5rem 1rem; }
  .hero { min-height:auto; grid-template-columns:1fr; padding-top:4rem; }
  h1 { font-size:clamp(3.2rem,16vw,5.2rem); }
  .command-card { min-height:430px; width:min(100%,360px); margin:0 auto; }
  .metric-rail { grid-template-columns:repeat(2,1fr); }
  .metric:nth-child(2n) { border-right:0; }
  .metric:nth-child(3) { border-right:1px solid var(--line); }
  .metric:nth-child(-n+4) { border-bottom:1px solid var(--line); }
  .section-heading, .upgrade-grid, .boundary-grid, .split-section, .telemetry-grid, .line-lab { grid-template-columns:1fr; gap:1.5rem; }
  .engine-display { grid-template-columns:1fr; }
  .engine-score, .engine-column { border-right:0; border-bottom:1px solid var(--line); }
  .response-desk { grid-template-columns:1fr; }
  .response-scenarios { display:flex; overflow-x:auto; border-right:0; border-bottom:1px solid var(--line); }
  .response-scenarios button { min-width:160px; border-bottom:0; border-right:1px solid var(--line); }
  .response-results { grid-template-columns:1fr; }
  .timeline { grid-template-columns:1fr; }
  .timeline article { min-height:0; border-right:1px solid var(--line); border-bottom:0; }
  .timeline article:last-child { border-bottom:1px solid var(--line); }
  .timeline h3 { margin-top:1.5rem; }
  .hand-lab { position:static; }
  .hand-cards { grid-template-columns:repeat(4,1fr); }
  .card-grid { grid-template-columns:repeat(2,1fr); }
  .card-tile { min-height:220px; }
  .bar-row { grid-template-columns:105px 1fr 28px; }
  .footer-row { flex-direction:column; }
}