/* ============================================================
   Data Nexus · Phase 2 — deck
   Built on brand.css tokens. Dark keynote. Surface = business;
   Geist Mono "under the hood" panels = the technical layer.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
html { background: var(--blotout-black); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-body);
  color: var(--fg-1);
  overflow: hidden;
  /* layered dark atmosphere */
  background:
    radial-gradient(1100px 700px at 78% -10%, rgba(234,88,12,0.10), transparent 60%),
    radial-gradient(900px 700px at 8% 110%, rgba(67,56,202,0.14), transparent 55%),
    var(--blotout-black);
}
img { max-width: 100%; display: block; }
b, strong { color: var(--fg-1); font-weight: 600; }
.accent-text { color: var(--blotout-orange-glow); }
.dim { color: var(--fg-3); font-weight: 400; }
.mono { font-family: var(--font-mono); }
kbd {
  font-family: var(--font-mono); font-size: 0.82em;
  background: rgba(255,255,255,0.08); border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs); padding: 1px 6px; color: var(--fg-1);
}

/* ---------- fixed chrome ---------- */
.chrome {
  position: fixed; left: 0; right: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px; pointer-events: none;
}
.chrome-top { top: 0; }
.chrome * { pointer-events: auto; }
.brandmark { display: flex; align-items: center; gap: 10px; }
.monogram { width: 22px; height: auto; }
.monogram path { fill: var(--blotout-orange); }
.monogram.lg { width: 40px; }
.monogram.lg path { fill: #fff; }
.chrome-title { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 15px; }
.chrome-title em { color: var(--fg-3); font-style: normal; font-weight: 500; }
.chrome-right { display: flex; align-items: center; gap: 18px; }
.counter { font-family: var(--font-mono); font-size: 13px; color: var(--fg-3); }
.counter b { color: var(--fg-1); font-weight: 500; }

.depth-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.02em;
  color: var(--fg-3); background: rgba(255,255,255,0.04);
  border: 1px solid var(--border); border-radius: var(--radius-pill);
  padding: 6px 12px; cursor: pointer; transition: all var(--dur-base) var(--ease-out);
}
.depth-btn:hover { color: var(--fg-1); border-color: var(--border-strong); }
.depth-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--fg-4); transition: all var(--dur-base) var(--ease-out); }
body.deep-active .depth-btn { color: var(--blotout-orange-glow); border-color: rgba(234,88,12,0.5); background: rgba(234,88,12,0.10); }
body.deep-active .depth-dot { background: var(--blotout-orange-glow); box-shadow: 0 0 10px var(--blotout-orange-glow); }

/* ---------- deck / track ---------- */
.deck { position: fixed; inset: 0; overflow: hidden; }
.track {
  display: flex; height: 100%; width: 100%;
  transition: transform 620ms var(--ease-inout);
  will-change: transform;
}
.screen {
  position: relative; flex: 0 0 100vw; height: 100vh;
  display: flex; align-items: safe center;
  padding: 92px clamp(32px, 7vw, 132px) 84px;
  overflow-x: hidden; overflow-y: auto;
}
.screen-inner { width: 100%; max-width: 1180px; margin: 0 auto; }
.screen-inner.center { text-align: center; display: flex; flex-direction: column; align-items: center; }

/* backgrounds / atmosphere */
.bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.bg-mesh { background: url('assets/bg/mesh-signature.png') center/cover no-repeat; opacity: 0.30; mix-blend-mode: screen; }
.bg-mesh.dim { opacity: 0.16; }
.screen > .screen-inner { position: relative; z-index: 2; }
.orb {
  position: absolute; z-index: 1; width: 520px; height: 520px; right: -120px; top: -140px;
  background: var(--grad-orb); border-radius: 50%;
  filter: blur(90px); opacity: 0.45; pointer-events: none;
  animation: orbFloat 14s var(--ease-inout) infinite alternate;
}
.orb.small { width: 360px; height: 360px; left: -100px; bottom: -120px; right: auto; top: auto; opacity: 0.4; }
@keyframes orbFloat { from { transform: translateY(0) scale(1);} to { transform: translateY(36px) scale(1.08);} }

/* ---------- typography rhythm ---------- */
.eyebrow { color: var(--blotout-orange); margin: 0 0 18px; }
.screen h1, .screen h2 { margin: 0 0 22px; }
.screen h2 { font-size: clamp(34px, 4.6vw, 60px); }
.big { font-size: clamp(44px, 7vw, 84px) !important; }
.lede { max-width: 760px; margin: 22px 0 0; }
.center .lede { margin-inline: auto; }
.takeaway { font-family: var(--font-display); font-weight: 500; font-size: clamp(16px,1.6vw,20px);
  letter-spacing: var(--tracking-tight); color: var(--fg-2); margin: 26px 0 0; }
.takeaway::before { content: "↳ "; color: var(--blotout-orange); }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(18px); }
.screen.is-active .reveal { animation: rise 640ms var(--ease-out) forwards; }
.screen.is-active .reveal.d1 { animation-delay: 90ms; }
.screen.is-active .reveal.d1b { animation-delay: 140ms; }
.screen.is-active .reveal.d2 { animation-delay: 200ms; }
.screen.is-active .reveal.d3 { animation-delay: 290ms; }
.screen.is-active .reveal.d4 { animation-delay: 400ms; }
@keyframes rise { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; animation: none !important; }
  .track { transition: none; }
}

/* ============================================================ COVER */
.cover-inner { max-width: 920px; }
.lockup { height: 46px; width: auto; margin-bottom: 30px; }
.cover-title { font-size: clamp(52px, 8.5vw, 104px); line-height: 0.98; margin: 14px 0 8px; }
.cover-foot { margin-top: 40px; }
.kbd-hint { font-family: var(--font-mono); font-size: 13px; color: var(--fg-3); }

/* ============================================================ TODAY · two-store */
.diagram { margin: 34px 0 0; }
.two-store {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px 64px;
  max-width: 760px;
}
.node {
  display: flex; flex-direction: column; gap: 4px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 16px 18px;
}
.node-kicker { font-family: var(--font-mono); font-size: 11px; color: var(--fg-4); text-transform: uppercase; letter-spacing: 0.04em; }
.node-name { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 17px; }
.node-sub { font-size: 12.5px; color: var(--fg-3); }
.node-app { border-color: rgba(59,130,246,0.35); background: linear-gradient(180deg, rgba(59,130,246,0.10), rgba(255,255,255,0.02)); }
.node-store { border-color: var(--border-strong); }
.wire-pair { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; height: 26px; }
.wire { position: relative; display: block; }
.wire.w-down { width: 2px; height: 100%; margin: 0 auto; background: linear-gradient(var(--blotout-orange), transparent); }
.wire.w-down::after {
  content: ""; position: absolute; left: -2px; top: 0; width: 6px; height: 6px; border-radius: 50%;
  background: var(--blotout-orange-glow); box-shadow: 0 0 8px var(--blotout-orange-glow);
  animation: drip 1.8s linear infinite;
}
@keyframes drip { from { top: -2px; opacity: 0;} 15%{opacity:1;} 85%{opacity:1;} to { top: 100%; opacity: 0;} }

/* ============================================================ THE BREAK · fanout */
.fanout {
  position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  gap: 28px; max-width: 880px; margin-top: 30px;
}
.fan-src, .fan-target {
  display: flex; flex-direction: column; gap: 3px; padding: 16px 20px; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: rgba(255,255,255,0.04); white-space: nowrap;
}
.fan-src { border-color: rgba(234,88,12,0.5); background: rgba(234,88,12,0.10); }
.fan-target { border-color: rgba(239,68,68,0.4); }
.fan-rays { position: relative; height: 120px; }
.fan-rays .ray {
  position: absolute; left: 0; top: 50%; height: 2px; width: 100%; transform-origin: left center;
  background: linear-gradient(90deg, rgba(234,88,12,0.7), rgba(239,68,68,0.15));
}
.fan-rays .ray::after {
  content: ""; position: absolute; top: -2px; left: 0; width: 6px; height: 6px; border-radius: 50%;
  background: var(--blotout-orange-glow); box-shadow: 0 0 8px var(--blotout-orange-glow);
  animation: shoot 1.6s linear infinite;
}
@keyframes shoot { from { left: 0; opacity: 0;} 10%{opacity:1;} 90%{opacity:1;} to { left: 100%; opacity: 0;} }

/* pain list (deep) */
.pain-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.pain-list li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: start; }
.pk { font-family: var(--font-mono); font-weight: 700; color: var(--blotout-orange-glow);
  border: 1px solid rgba(234,88,12,0.4); border-radius: var(--radius-sm); text-align: center; padding: 4px 0; font-size: 13px; }
.pv { font-size: 14px; color: var(--fg-2); line-height: var(--lh-normal); }

/* ============================================================ PIVOT · collapse */
.collapse-viz {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px;
  margin: 40px auto; max-width: 900px;
}
.cv-many, .cv-fan { display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.cv-fan { gap: 8px; }
.cv-dot { height: 14px; border-radius: var(--radius-pill); background: rgba(255,255,255,0.10); border: 1px solid var(--border); }
.cv-funnel { display: none; }
.cv-one { display: grid; place-items: center; }
.cv-core {
  font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight);
  padding: 26px 24px; border-radius: var(--radius-2xl);
  background: var(--grad-data-nexus); color: #fff; box-shadow: 0 12px 50px -10px rgba(67,56,202,0.6);
  text-align: center; font-size: 18px; line-height: 1.1;
}
.cv-out {
  font-family: var(--font-display); font-weight: 600; font-size: 14px; text-align: center;
  padding: 9px 12px; border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
}
.cv-out:first-child { border-color: rgba(234,88,12,0.5); color: var(--blotout-orange-glow); }

/* ============================================================ PIPELINE */
.pipeline {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; margin: 38px 0 0;
  position: relative;
}
.pl-node {
  position: relative; display: flex; flex-direction: column; gap: 6px; align-items: flex-start;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 16px 12px; min-height: 132px;
  transition: border-color var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.pl-node:not(:last-child)::after {
  content: ""; position: absolute; right: -10px; top: 50%; width: 10px; height: 2px;
  background: var(--border-strong); z-index: 1;
}
.pl-i { font-family: var(--font-mono); font-size: 12px; color: var(--fg-4);
  width: 24px; height: 24px; display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: var(--radius-sm); }
.pl-t { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; }
.pl-d { font-size: 11.5px; color: var(--fg-3); line-height: var(--lh-normal); }
.pl-node.lit {
  border-color: var(--blotout-orange); background: rgba(234,88,12,0.12);
  transform: translateY(-4px); box-shadow: 0 10px 30px -12px rgba(234,88,12,0.6);
}
.pl-node.lit .pl-i { color: var(--blotout-orange-glow); border-color: var(--blotout-orange); }
.pl-flow-controls { display: flex; align-items: center; gap: 16px; margin-top: 24px; }
.flow-status { color: var(--fg-3); font-size: 13px; }

.ghost-btn {
  font-family: var(--font-display); font-weight: 600; font-size: 14px; letter-spacing: var(--tracking-tight);
  color: var(--fg-1); background: rgba(255,255,255,0.05); border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill); padding: 9px 18px; cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
}
.ghost-btn:hover { border-color: var(--blotout-orange); color: var(--blotout-orange-glow); }

/* ============================================================ MODEL */
.model-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.mcard {
  display: flex; flex-direction: column; gap: 10px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px;
}
.mcard-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; color: var(--blotout-orange-glow); }
.mcard p { margin: 0; font-size: 14px; }
.mcard ul.tight { margin: 0; padding-left: 18px; font-size: 14px; color: var(--fg-2); display: grid; gap: 4px; }
.mcard-tag { font-family: var(--font-mono); font-size: 11.5px; color: var(--fg-3); border-top: 1px solid var(--border); padding-top: 10px; margin-top: auto; line-height: var(--lh-normal); }

/* ============================================================ EXTENSIBILITY hero */
.ext-stage { display: flex; flex-direction: column; align-items: center; gap: 26px; margin: 28px 0 6px; }
.ext-rig {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  gap: clamp(24px, 6vw, 96px); width: min(940px, 92vw); margin: 0 auto;
}
.ext-col { display: flex; flex-direction: column; gap: 14px; }
.ext-col.left { align-items: flex-end; }
.ext-col.right { align-items: flex-start; }
.ext-core {
  position: relative;
  width: 176px; height: 176px; border-radius: 50%;
  display: grid; place-content: center; justify-items: center; gap: 4px; text-align: center;
  background: radial-gradient(circle at 50% 35%, #1b2440, #0a0f1f);
  border: 1px solid var(--border-strong);
  box-shadow: 0 0 0 8px rgba(255,255,255,0.02), 0 20px 60px -20px rgba(67,56,202,0.6);
  z-index: 3;
}
.ext-core::before, .ext-core::after {
  content: ""; position: absolute; top: 50%; width: clamp(24px,6vw,96px); height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong)); pointer-events: none;
}
.ext-core::before { right: 100%; }
.ext-core::after  { left: 100%; transform: scaleX(-1); }
.ext-core-label { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 15px; }
.ext-core-sub { font-size: 10.5px; color: var(--green-500); }
.ext-core.pulse { animation: corePulse 600ms var(--ease-spring); }
@keyframes corePulse { 0%{transform:translate(-50%,-50%) scale(1);} 40%{transform:translate(-50%,-50%) scale(1.05);} 100%{transform:translate(-50%,-50%) scale(1);} }

.ext-card {
  display: flex; flex-direction: column; gap: 2px; align-items: flex-start;
  font-family: var(--font-display); font-weight: 600; font-size: 13px; white-space: nowrap;
  background: rgba(255,255,255,0.05); border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md); padding: 9px 14px; cursor: pointer; color: var(--fg-2);
  transition: all var(--dur-slow) var(--ease-spring); min-width: 152px;
}
.ext-col.left .ext-card { align-items: flex-end; text-align: right; }
.ext-card:active { transform: scale(0.97); }
.ext-card .ext-cost { font-family: var(--font-mono); font-weight: 400; font-size: 10px; color: var(--fg-4); }
.ext-card:hover { border-color: var(--blotout-orange); color: var(--fg-1); }
.ext-card.added {
  border-style: solid; border-color: var(--blotout-orange);
  background: rgba(234,88,12,0.14); color: var(--blotout-orange-glow);
  box-shadow: 0 0 18px -4px rgba(234,88,12,0.6);
}
.ext-card.added .ext-cost { color: var(--blotout-orange-300); }
.ext-card[data-add="dimension"].added { border-color: var(--blue-500); background: rgba(59,130,246,0.14); color: #7fb0ff; box-shadow: 0 0 18px -4px rgba(59,130,246,0.6); }
.ext-card[data-add="capability"].added { border-color: var(--amethyst-400); background: rgba(168,85,247,0.14); color: #d2a8ff; box-shadow: 0 0 18px -4px rgba(168,85,247,0.6); }

.ext-readout { display: flex; align-items: baseline; gap: 14px; font-size: 15px; }
.ext-ro-k { color: var(--fg-3); font-size: 12px; }
.ext-ro-v b { font-family: var(--font-display); font-size: 26px; color: var(--blotout-orange-glow); }
.ext-ro-hint { font-size: 12px; color: var(--fg-4); font-family: var(--font-mono); }

/* ============================================================ BUILD vs BUY */
.bb-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
.bb-card { display: flex; flex-direction: column; gap: 12px; padding: 22px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.bb-card.rejected { border-color: rgba(239,68,68,0.3); }
.bb-card.chosen { border-color: var(--blotout-orange); background: rgba(234,88,12,0.08); box-shadow: 0 14px 50px -20px rgba(234,88,12,0.6); }
.bb-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 17px; }
.bb-card p { margin: 0; font-size: 14px; }
.bb-x, .bb-ok { font-size: 13px; line-height: var(--lh-normal); padding-top: 12px; border-top: 1px solid var(--border); margin-top: auto; }
.bb-x { color: #fda4af; }
.bb-ok { color: #86efac; }

/* ============================================================ COST */
.cost-wrap { display: grid; grid-template-columns: 280px 1fr; gap: 36px; margin-top: 34px; align-items: center; }
.cost-controls { display: flex; flex-direction: column; gap: 22px; }
.cost-slider { display: flex; flex-direction: column; gap: 10px; }
.cs-label { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--fg-2); letter-spacing: var(--tracking-tight); }
.cs-label b { color: var(--blotout-orange-glow); font-size: 18px; }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; border-radius: 2px;
  background: var(--border-strong); outline: none; cursor: pointer; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--blotout-orange); border: 3px solid #fff2; box-shadow: var(--shadow-orb); }
input[type=range]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--blotout-orange); border: 3px solid #fff2; }

.cost-bars { display: flex; flex-direction: column; gap: 18px; }
.cbar { display: flex; flex-direction: column; gap: 7px; }
.cbar-name { font-family: var(--font-display); font-weight: 600; font-size: 14px; letter-spacing: var(--tracking-tight); display: flex; align-items: center; gap: 10px; }
.cbar-tag { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; padding: 2px 7px; border-radius: var(--radius-pill); }
.cbar-tag.good { color: #86efac; background: rgba(37,174,106,0.16); }
.cbar-tag.warn { color: #fcd34d; background: rgba(245,158,11,0.16); }
.cbar-tag.bad  { color: #fca5a5; background: rgba(239,68,68,0.16); }
.cbar-track { position: relative; height: 30px; background: rgba(255,255,255,0.05); border-radius: var(--radius-sm); overflow: hidden; }
.cbar-fill { position: absolute; left: 0; top: 0; height: 100%; width: 0%; border-radius: var(--radius-sm);
  transition: width 360ms var(--ease-out); }
.cbar-fill.good { background: linear-gradient(90deg, #16a34a, #25AE6A); }
.cbar-fill.warn { background: linear-gradient(90deg, #d97706, #f59e0b); }
.cbar-fill.bad  { background: linear-gradient(90deg, #b91c1c, #ef4444); }
.cbar-val { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-family: var(--font-mono); font-size: 13px; color: #fff; text-shadow: 0 1px 2px #000a; }
.cost-foot { font-size: 11px; color: var(--fg-4); margin-top: 22px; line-height: var(--lh-normal); max-width: 880px; }

/* ============================================================ PROOF */
.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 36px auto 0; max-width: 920px; text-align: left; }
.proof-cell { position: relative; background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 18px 18px 18px 50px; font-size: 14px; color: var(--fg-2); min-height: 84px; }
.pc-n { position: absolute; left: 16px; top: 16px; font-family: var(--font-mono); font-size: 13px; color: var(--blotout-orange-glow);
  width: 22px; height: 22px; border: 1px solid rgba(234,88,12,0.5); border-radius: var(--radius-sm); display: grid; place-items: center; }

/* ============================================================ ASK */
.ask-title { font-size: clamp(44px, 6.5vw, 80px); line-height: 1.0; }
.spine { display: flex; align-items: stretch; justify-content: center; gap: 16px; margin: 38px 0 8px; flex-wrap: wrap; }
.spine-step { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight);
  font-size: 18px; padding: 16px 22px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.spine-step small { font-family: var(--font-body); font-weight: 400; font-size: 12px; color: var(--fg-3); }
.spine-step.accent { border-color: var(--blotout-orange); background: rgba(234,88,12,0.10); color: var(--blotout-orange-glow); box-shadow: 0 12px 44px -18px rgba(234,88,12,0.7); }
.spine-arrow { align-self: center; color: var(--fg-4); font-size: 22px; }

/* ============================================================ DEEP (under the hood) */
.deep-toggle {
  margin-top: 28px; font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.02em;
  color: var(--fg-3); background: none; border: none; cursor: pointer; padding: 0;
  border-bottom: 1px dashed var(--border-strong); transition: color var(--dur-base) var(--ease-out);
}
.deep-toggle:hover { color: var(--blotout-orange-glow); }
.deep {
  margin-top: 18px; max-height: 0; overflow: hidden; opacity: 0;
  border-left: 2px solid var(--blotout-orange);
  transition: max-height 420ms var(--ease-inout), opacity 320ms var(--ease-out), padding 320ms var(--ease-out);
  padding: 0 0 0 18px;
}
.deep.open { max-height: 560px; opacity: 1; padding: 4px 0 4px 18px; }
.deep-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.deep-grid.two { grid-template-columns: 1fr 1fr 1fr; }
.deep-cell { display: flex; flex-direction: column; gap: 4px; }
.dk { font-family: var(--font-mono); font-size: 11px; color: var(--blotout-orange-glow); text-transform: uppercase; letter-spacing: 0.03em; }
.dv { font-size: 13px; color: var(--fg-2); line-height: var(--lh-normal); }
.deep-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.deep-table th { text-align: left; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; color: var(--fg-4); font-weight: 500; padding: 6px 12px 6px 0; border-bottom: 1px solid var(--border); }
.deep-table td { padding: 7px 12px 7px 0; border-bottom: 1px solid var(--border-subtle); color: var(--fg-2); }
.deep-note { font-size: 13px; color: var(--fg-3); margin: 14px 0 0; line-height: var(--lh-normal); max-width: 880px; }

/* ---- pain points, surfaced (slide 02) ---- */
.pain-brief { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 8px; max-width: 920px; }
.pain-brief li { position: relative; padding: 9px 14px 9px 30px; font-size: 13.5px; color: var(--fg-2); line-height: var(--lh-normal); background: rgba(239,68,68,0.05); border: 1px solid rgba(239,68,68,0.14); border-radius: var(--radius-md, 8px); }
.pain-brief li::before { content: "✕"; position: absolute; left: 11px; top: 9px; color: #fca5a5; font-size: 12px; }

/* ---- the why, as a three-beat syllogism (slide 03) ---- */
.syllogism { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 0 14px; margin: 24px auto 0; max-width: 900px; font-family: var(--font-mono); font-size: 14px; color: var(--fg-2); }
.syllogism span { padding: 4px 0; }
.syllogism span + span::before { content: "→"; color: var(--blotout-orange-glow); margin-right: 14px; font-weight: 700; }
.syllogism b { color: var(--fg-1); }

/* ===== EXEC DECK (exec.html) — scoped classes, not used by index.html ===== */
/* architecture / flow diagram */
.exa { display: flex; flex-direction: column; align-items: center; gap: 12px; margin: 20px auto 0; max-width: 1000px; }
.exa-tier { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; }
.exa-box { border: 1px solid var(--border); border-radius: 12px; padding: 14px 22px; min-width: 210px; max-width: 320px; text-align: center; background: var(--bg-subtle); }
.exa-box .eb-k { display: block; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-4); margin-bottom: 4px; }
.exa-box .eb-n { display: block; font-weight: 600; font-size: 17px; color: var(--fg-1); }
.exa-box .eb-s { display: block; font-size: 12.5px; color: var(--fg-3); margin-top: 4px; line-height: 1.4; }
.exa-box.new { border-color: var(--blotout-orange); background: rgba(234,88,12,.08); box-shadow: 0 0 0 1px rgba(234,88,12,.25); }
.exa-box.dim2 { opacity: .6; }
.exa-arrow { color: var(--blotout-orange-glow); font-size: 20px; line-height: 1; display: flex; align-items: center; gap: 10px; }
.exa-only { font-family: var(--font-mono); font-size: 11px; color: var(--fg-4); text-transform: uppercase; letter-spacing: .04em; }
.exa-tag { display: inline-block; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: .03em; padding: 3px 9px; border-radius: var(--radius-pill); margin-top: 8px; }
.exa-tag.same { color: var(--fg-3); background: rgba(255,255,255,.06); }
.exa-tag.new { color: #fdba74; background: rgba(234,88,12,.18); }
/* hero variant for the sparse 2-tier slides (fills the empty space, projector-legible) */
.exa.big { gap: 26px; max-width: 1060px; margin-top: 34px; }
.exa.big .exa-tier { gap: 30px; }
.exa.big .exa-box { padding: 26px 34px; min-width: 320px; max-width: 460px; border-radius: 16px; }
.exa.big .exa-box .eb-k { font-size: 13px; margin-bottom: 8px; }
.exa.big .exa-box .eb-n { font-size: 27px; }
.exa.big .exa-box .eb-s { font-size: 16px; margin-top: 8px; }
.exa.big .exa-tag { font-size: 12px; padding: 5px 12px; margin-top: 12px; }
.exa.big .exa-arrow { font-size: 34px; }
/* AI <-> MCP loop */
.mcploop { display: flex; flex-wrap: wrap; align-items: stretch; justify-content: center; gap: 8px; margin: 18px 0 0; }
.ml-node { display: flex; flex-direction: column; justify-content: center; border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; min-width: 132px; max-width: 210px; text-align: center; background: var(--bg-subtle); font-weight: 600; font-size: 13px; color: var(--fg-1); }
.ml-node.hot { border-color: var(--blotout-orange); background: rgba(234,88,12,.08); }
.ml-node small { display: block; font-weight: 400; font-size: 10.5px; color: var(--fg-3); margin-top: 3px; line-height: 1.3; }
.ml-arr { display: flex; align-items: center; color: var(--blotout-orange-glow); font-size: 18px; font-weight: 700; }
.mcp-tools { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.mcp-tools .mt { font-size: 12px; color: var(--fg-2); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 5px 11px; }
.mcp-tools .mt b { color: var(--blotout-orange-glow); font-family: var(--font-mono); font-size: 11.5px; }
/* the ask — v1 scope / next / decisions */
.ask-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 18px auto 0; max-width: 1200px; text-align: left; }
.acol { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; background: var(--bg-subtle); }
.acol-h { display: block; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg-4); margin-bottom: 9px; }
.acol .tight { margin: 0; }
.acol .tight li { font-size: 12.5px; line-height: var(--lh-normal); }
.acol.decide { border-color: var(--blotout-orange); background: rgba(234,88,12,0.07); }
.acol.decide .acol-h { color: var(--blotout-orange-glow); }
/* exec cost calculator — cuboid toggles → DB-size gauge */
.calc { max-width: 1040px; margin: 14px 0 0; }
.calc-sliders { display: flex; flex-wrap: wrap; gap: 28px; margin-bottom: 8px; }
.cubrow { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 14px; }
.cubtog { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 1px; line-height: 1.15; font-family: var(--font-mono); font-size: 11.5px; color: var(--fg-2); background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: 10px; padding: 7px 12px; cursor: pointer; transition: .15s; }
.cubtog small { color: var(--fg-4); font-size: 9px; }
.cubtog i { font-style: normal; color: var(--fg-4); font-size: 10px; }
.cubtog.on { color: #fdba74; background: rgba(234,88,12,0.14); border-color: var(--blotout-orange); }
.cubtog.on i { color: var(--blotout-orange-glow); }
.cubtog.danger.on { color: #fca5a5; background: rgba(239,68,68,0.16); border-color: #ef4444; }
.cubtog.danger.on i { color: #fca5a5; }
.gauge { margin-top: 4px; }
.gauge-head { display: flex; align-items: baseline; gap: 10px; font-family: var(--font-mono); font-size: 11px; color: var(--fg-4); margin-bottom: 5px; }
.gauge-head b { font-size: 17px; color: var(--fg-1); font-family: var(--font-display); }
.costline { font-family: var(--font-mono); font-size: 12.5px; color: var(--fg-2); margin: 12px 0 0; }
.costline b { color: var(--fg-1); }
/* cuboids/rollups + cost columns (exec deck) */
.pcol-lead { font-size: 13px; color: var(--fg-2); margin: 0 0 8px; line-height: 1.5; }
.pcol-note { font-size: 12px; color: var(--fg-3); margin: 10px 0 0; line-height: 1.45; border-top: 1px solid var(--border); padding-top: 8px; }
.rollup-flow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 4px 0 0; font-family: var(--font-mono); font-size: 12px; color: var(--fg-3); }
.rollup-flow span { display: inline-flex; flex-direction: column; border: 1px solid var(--border); border-radius: 8px; padding: 6px 11px; color: var(--fg-1); background: var(--bg-subtle); }
.rollup-flow span small { color: var(--fg-4); font-size: 9.5px; margin-top: 2px; }
.rollup-flow span.exp { color: var(--fg-3); border-style: dashed; background: none; }
.rollup-flow b { color: var(--blotout-orange-glow); }
.ask-foot { font-size: 13.5px; color: var(--fg-3); margin: 18px auto 0; max-width: 680px; line-height: 1.5; }
.ask-foot b { color: var(--fg-1); }
/* plain-English callout (e.g. "governed raw" explainer) */
.callout { max-width: 1000px; margin: 14px 0 0; padding: 12px 16px; font-size: 13px; line-height: 1.5; color: var(--fg-2); background: rgba(234,88,12,0.06); border: 1px solid rgba(234,88,12,0.22); border-left: 3px solid var(--blotout-orange); border-radius: 8px; }
.callout b { color: var(--fg-1); }
.callout i { color: var(--fg-2); font-style: italic; }
/* columns & why */
.colwhy { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.colwhy li { display: grid; gap: 2px; }
.colwhy li b { font-family: var(--font-mono); font-size: 12px; color: var(--blotout-orange-glow); }
.colwhy li span { font-size: 12.5px; color: var(--fg-2); line-height: var(--lh-normal); }

/* ---- "Ask it anything" payoff table ---- */
.aia { margin-top: 8px; max-width: 1000px; }
.aia td { vertical-align: top; font-size: 13.5px; }
.aia tr.star td { background: rgba(124,58,237,0.07); }
.aia tr.bad-row td { color: var(--fg-3); }
.lane { display: inline-block; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; padding: 3px 8px; border-radius: var(--radius-pill); white-space: nowrap; }
.lane.cube      { color: #fdba74; background: rgba(234,88,12,0.18); }
.lane.intersect { color: #c4b5fd; background: rgba(124,58,237,0.22); }
.lane.ae        { color: #fcd34d; background: rgba(245,158,11,0.16); }
.lane.refuse    { color: #fca5a5; background: rgba(239,68,68,0.16); }

/* ---------- progress rail ---------- */
.rail { position: fixed; left: 0; right: 0; bottom: 18px; z-index: 40; display: flex; gap: 9px; justify-content: center; align-items: center; }
.rail-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.18); border: none; padding: 0; cursor: pointer; transition: all var(--dur-base) var(--ease-out); }
.rail-dot:hover { background: rgba(255,255,255,0.4); transform: scale(1.2); }
.rail-dot.active { background: var(--blotout-orange); width: 22px; border-radius: var(--radius-pill); box-shadow: 0 0 10px rgba(234,88,12,0.7); }

/* ---------- help overlay ---------- */
.help { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; background: rgba(2,6,23,0.72); backdrop-filter: blur(6px); }
.help[hidden] { display: none; }
.help-card { background: #0c1326; border: 1px solid var(--border-strong); border-radius: var(--radius-xl); padding: 30px 34px; max-width: 420px; }
.help-card h3 { margin: 0 0 16px; }
.help-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; font-size: 14px; color: var(--fg-2); }
.help-card .small { margin: 16px 0 0; }

/* ============================================================ SKETCHES (plain English) */
.sketch-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 30px; }
.skcard { display: flex; flex-direction: column; gap: 9px; padding: 18px; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.sk-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; color: var(--blotout-orange-glow);
  display: flex; flex-direction: column; gap: 4px; }
.sk-tag { font-family: var(--font-mono); font-weight: 400; font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg-4); }
.skcard p { margin: 0; font-size: 12.5px; line-height: var(--lh-normal); color: var(--fg-2); }
.sk-what { color: var(--fg-1) !important; font-size: 13px !important; }
.sk-k { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--blotout-orange); margin-right: 5px; }
.sk-why { border-top: 1px solid var(--border); padding-top: 9px; margin-top: auto !important; color: var(--fg-3) !important; }

/* ============================================================ STORAGE & SCALE */
.scale-cols { display: grid; grid-template-columns: 1fr 1.3fr 1fr; gap: 16px; margin-top: 30px; align-items: stretch; }
.scol { display: flex; flex-direction: column; gap: 10px; padding: 20px; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.scol.unit { border-color: rgba(59,130,246,0.35); background: linear-gradient(180deg, rgba(59,130,246,0.08), rgba(255,255,255,0.02)); }
.scol-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 15px; color: var(--blotout-orange-glow); }
.scol p { margin: 0; font-size: 13.5px; }
.scol ul.tight { margin: 0; padding-left: 18px; font-size: 13.5px; color: var(--fg-2); display: grid; gap: 6px; }
.scol-tag { font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); border-top: 1px solid var(--border); padding-top: 10px; margin-top: auto; line-height: var(--lh-normal); }
.unit-flow { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 0; flex-wrap: wrap; }
.uf-node { display: flex; flex-direction: column; align-items: center; gap: 2px; font-family: var(--font-display); font-weight: 600; font-size: 13px;
  padding: 10px 12px; border-radius: var(--radius-md); border: 1px solid var(--border-strong); background: rgba(255,255,255,0.05); text-align: center; }
.uf-node small { font-family: var(--font-mono); font-weight: 400; font-size: 9.5px; color: var(--fg-4); }
.uf-node.hot { border-color: var(--blotout-orange); background: rgba(234,88,12,0.12); color: var(--blotout-orange-glow); }
.uf-arrow { color: var(--fg-4); font-size: 16px; }
.svc-strip { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 22px; }
.svc-k { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg-4); margin-right: 4px; }
.svc { font-family: var(--font-display); font-weight: 600; font-size: 13px; padding: 6px 12px; border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong); background: rgba(255,255,255,0.05); color: var(--fg-1); }
.svc small { font-family: var(--font-mono); font-weight: 400; font-size: 9.5px; color: var(--fg-4); }
.svc.dimmed { opacity: 0.55; border-style: dashed; }

.cost-hint { font-size: 11px; color: var(--fg-4); margin-top: 4px; }

/* ============================================================ WHERE IT PLUGS IN */
.plugin-diagram { display: grid; grid-template-columns: auto 1fr; gap: 26px; align-items: center; margin-top: 28px; max-width: 1000px; }
.pd-source { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; border-radius: var(--radius-lg);
  border: 1px solid rgba(234,88,12,0.5); background: rgba(234,88,12,0.10); }
.pd-branches { display: flex; flex-direction: column; gap: 11px; }
.pd-branch { display: grid; grid-template-columns: 26px minmax(0,auto) auto 1fr auto; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: var(--radius-md); border: 1px solid var(--border); background: rgba(255,255,255,0.03); }
.pd-line { height: 2px; background: var(--border-strong); border-radius: 2px; }
.pd-branch.new { border-color: var(--blotout-orange); background: rgba(234,88,12,0.08); }
.pd-branch.new .pd-line { background: var(--blotout-orange); }
.pd-store { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 13.5px; white-space: nowrap; }
.pd-arrow { color: var(--fg-4); }
.pd-consumer { font-size: 13px; color: var(--fg-2); }
.pd-tag { justify-self: end; font-family: var(--font-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.03em; padding: 3px 8px; border-radius: var(--radius-pill); white-space: nowrap; }
.pd-tag.today { color: var(--fg-3); background: rgba(255,255,255,0.06); }
.pd-tag.new { color: var(--blotout-orange-glow); background: rgba(234,88,12,0.16); }

/* ============================================================ PARITY & ROLLOUT */
.parity-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.pcol { display: flex; flex-direction: column; gap: 12px; padding: 20px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.pcol-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; color: var(--blotout-orange-glow); }
.pcol ul.tight { margin: 0; padding-left: 18px; font-size: 13.5px; color: var(--fg-2); display: grid; gap: 9px; }
.rollout-steps { display: flex; flex-direction: column; gap: 11px; }
.rstep { display: grid; grid-template-columns: 26px 1fr; gap: 12px; align-items: start; font-size: 13.5px; color: var(--fg-2); line-height: var(--lh-normal); }
.rs-n { font-family: var(--font-mono); font-size: 12px; color: var(--blotout-orange-glow); width: 24px; height: 24px; border: 1px solid rgba(234,88,12,0.5); border-radius: var(--radius-sm); display: grid; place-items: center; }

/* ============================================================ INSIDE THE CUBE */
.cube-cols { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; margin-top: 26px; align-items: start; }
.cube-left { display: flex; flex-direction: column; gap: 12px; }
pre.code { margin: 0; background: #0a0f1f; border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 16px 18px; font-family: var(--font-mono); font-size: 12px; line-height: 1.5; color: var(--slate-100);
  overflow-x: auto; white-space: pre; }
.cell-eg { display: flex; flex-direction: column; gap: 5px; padding: 14px 16px; border-radius: var(--radius-md);
  border: 1px solid var(--blotout-orange); background: rgba(234,88,12,0.08); }
.ce-h { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--blotout-orange-glow); }
.ce-row { font-size: 12.5px; color: var(--fg-2); line-height: var(--lh-normal); }
.ce-row b { color: var(--fg-1); }
.cube-right { display: flex; flex-direction: column; gap: 10px; }
.cr-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 15px; color: var(--blotout-orange-glow); }
.qmap { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.qmap td { padding: 8px 10px 8px 0; border-bottom: 1px solid var(--border-subtle); color: var(--fg-2); vertical-align: top; }
.qmap td:last-child { text-align: right; color: var(--fg-1); white-space: nowrap; padding-right: 0; }

/* ============================================================ TODAY'S CONTRACTS → CUBE */
.contracts-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 26px; }
.ccard { display: flex; flex-direction: column; gap: 8px; padding: 18px 20px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: rgba(255,255,255,0.04); }
.ccard:first-child { border-color: rgba(59,130,246,0.35); }
.cc-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; }
.cc-meta { font-size: 12.5px; color: var(--fg-3); line-height: var(--lh-normal); }
.cc-read { font-size: 13px; color: var(--fg-2); margin-top: 4px; }
.cc-list { font-family: var(--font-mono); font-size: 12px; color: var(--blotout-orange-glow); }
.cube-absorb { display: flex; flex-direction: column; gap: 12px; align-items: center; margin-top: 20px; }
.ca-arrow { font-family: var(--font-display); font-weight: 600; font-size: 14px; letter-spacing: var(--tracking-tight); color: var(--accent-text, var(--blotout-orange-glow)); }
.ca-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; width: 100%; }
.ca-pill { font-size: 12.5px; line-height: var(--lh-normal); padding: 12px 16px; border-radius: var(--radius-md); border: 1px solid var(--border-strong); background: rgba(255,255,255,0.04); color: var(--fg-2); }
.ca-pill.head { border-color: var(--blotout-orange); background: rgba(234,88,12,0.08); }

/* ============================================================ COMPLETE SCHEMA */
.schema { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; align-items: start; }
.sch-col { display: flex; flex-direction: column; gap: 10px; }
.schema pre.code { font-size: 9.5px; line-height: 1.38; padding: 9px 12px; margin: 0; }
.schema pre.code:first-line { color: var(--blotout-orange-glow); }
.hero-screen .ext2 { margin-top: 18px; }

/* ============================================================ EXTENSIBILITY (redesigned hero) */
.ext2 { display: flex; flex-direction: column; gap: 18px; align-items: center; width: 100%; margin-top: 24px; }
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; width: min(940px, 92vw); }
.tier { display: flex; flex-direction: column; gap: 5px; align-items: flex-start; text-align: left;
  padding: 16px 18px; border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.04); cursor: pointer; transition: all var(--dur-base) var(--ease-out); }
.tier:hover { border-color: var(--blotout-orange); transform: translateY(-2px); }
.tier.added { border-color: var(--blotout-orange); background: rgba(234,88,12,0.12); box-shadow: 0 0 18px -4px rgba(234,88,12,0.6); }
.tier-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 18px; color: var(--blotout-orange-glow); }
.tier-sub { font-size: 12.5px; color: var(--fg-2); }
.tier-cost { font-family: var(--font-mono); font-size: 10.5px; color: var(--fg-3); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 3px 9px; margin-top: 4px; line-height: 1.5; }
.tier-cost.good { color: #86efac; border-color: rgba(37,174,106,0.4); }
.ext2-flow { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 16px; width: min(940px, 92vw); }
.engine-box { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong); background: radial-gradient(circle at 50% 30%, #1b2440, #0a0f1f); white-space: nowrap; }
.eb-h { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--fg-4); }
.eb-layers { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 15px; }
.eb-ok { font-size: 11px; color: var(--green-500); }
.eb-ok.pulse { animation: corePulse 600ms var(--ease-spring); }
.ext2-arrow { color: var(--blotout-orange); font-size: 11px; text-align: center; line-height: 1.3; }
.catalog { text-align: left; padding: 14px 16px; border-radius: var(--radius-lg); border: 1px solid var(--blotout-orange); background: rgba(234,88,12,0.06); }
.cat-h { display: block; font-size: 11px; color: var(--blotout-orange-glow); margin-bottom: 8px; line-height: var(--lh-normal); }
#catList { margin: 0; padding-left: 16px; font-size: 13px; color: var(--fg-2); columns: 2; column-gap: 24px; }
#catList li { padding: 1px 0; }
#catList li.new { color: var(--blotout-orange-glow); font-weight: 600; list-style: '✦ '; }

/* ============================================================ FLOW COMPARE (today vs layer) */
.flow-cmp { display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; align-items: stretch; margin-top: 26px; }
.fcol { display: flex; flex-direction: column; gap: 8px; padding: 18px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: rgba(255,255,255,0.03); }
.fcol.today { border-color: rgba(239,68,68,0.32); }
.fcol.layer { border-color: var(--blotout-orange); background: rgba(234,88,12,0.07); }
.fcol-h { font-family: var(--font-display); font-weight: 700; letter-spacing: var(--tracking-tight); font-size: 16px; }
.fcol.today .fcol-h { color: #fca5a5; }
.fcol.layer .fcol-h { color: var(--blotout-orange-glow); }
.fstep { font-size: 13px; color: var(--fg-2); line-height: var(--lh-normal); padding: 7px 10px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.03); }
.fstep.src { background: rgba(255,255,255,0.06); font-weight: 600; color: var(--fg-1); }
.fstep.good { border-left: 2px solid var(--green-500); }
.fstep.bad { border-left: 2px solid #ef4444; }
.fstep.dim { color: var(--fg-3); font-size: 12px; }
.fnote { display: block; font-family: var(--font-mono); font-size: 10.5px; color: var(--fg-4); margin-top: 2px; }
.ftags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 8px; }
.ftag { font-family: var(--font-mono); font-size: 10px; padding: 3px 8px; border-radius: var(--radius-pill); }
.ftag.bad { color: #fca5a5; background: rgba(239,68,68,0.14); }
.ftag.good { color: #86efac; background: rgba(37,174,106,0.16); }
.fmid { align-self: center; color: var(--blotout-orange); font-size: 26px; font-weight: 700; }

/* ---------- responsive guards ---------- */
@media (max-width: 860px) {
  .two-store, .model-cols, .bb-cols, .proof-grid, .cost-wrap, .deep-grid, .deep-grid.two,
  .sketch-grid, .scale-cols, .plugin-diagram, .parity-cols, .cube-cols,
  .contracts-cols, .ca-row, .flow-cmp, .schema, .tiers, .ext2-flow { grid-template-columns: 1fr; }
  .pipeline { grid-template-columns: repeat(2, 1fr); }
  .pl-node:not(:last-child)::after { display: none; }
  .fanout { grid-template-columns: 1fr; }
}