/* ==========================================================================
   PROMETHEUS — brand system
   Fire in the dark. Classical serif (the myth) × technical mono (the future).
   ========================================================================== */

/* Metric-matched fallbacks: keep layout stable while web fonts swap in (CLS ≈ 0) */
@font-face { font-family: "Instrument Serif Fallback"; src: local("Times New Roman"), local("TimesNewRomanPSMT"), local("Times"); size-adjust: 83%; ascent-override: 119%; descent-override: 37%; line-gap-override: 0%; }
@font-face { font-family: "Instrument Serif Fallback"; font-style: italic; src: local("Times New Roman Italic"), local("TimesNewRomanPS-ItalicMT"), local("Times-Italic"); size-adjust: 83%; ascent-override: 119%; descent-override: 37%; line-gap-override: 0%; }
@font-face { font-family: "Geist Fallback"; src: local("Arial"), local("ArialMT"), local("Helvetica"); size-adjust: 103.3%; }

:root {
  /* Darks — warm, never blue-black */
  --obsidian: #0b0907;
  --char: #120e0b;
  --ash: #1b1612;
  --line: rgba(241, 234, 223, 0.11);
  --line-strong: rgba(241, 234, 223, 0.22);

  /* Lights — bone paper */
  --bone: #f1eadf;
  --bone-2: #ddd3c5;
  --muted: #ada396;
  --ink: #16110d;
  --ink-muted: #5b5249;
  --ink-line: rgba(22, 17, 13, 0.15);

  /* Fire */
  --ember: #ff5a1f;
  --ember-deep: #c2380a; /* AA on bone */
  --flare: #ffb547;
  --blaze: linear-gradient(100deg, #ff3d00 0%, #ff6a1a 38%, #ffb547 72%, #ffd89a 100%);

  --serif: "Instrument Serif", "Instrument Serif Fallback", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Geist", "Geist Fallback", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --wrap: 1320px;
  --gutter: clamp(16px, 4vw, 48px);
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
  --header-h: 72px;

  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  background: var(--obsidian);
  color: var(--bone);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

/* Film grain — warmth and texture over everything */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .92 0 0 0 0 .85 0 0 0 .7 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--ember); color: var(--obsidian); }
:focus-visible { outline: 2px solid var(--flare); outline-offset: 3px; border-radius: 4px; }

.wrap { width: min(var(--wrap), 100% - 2 * var(--gutter)); margin-inline: auto; }

.skip {
  position: absolute; left: 16px; top: -100px; z-index: 200;
  background: var(--ember); color: var(--obsidian);
  padding: 10px 16px; border-radius: 6px; font-weight: 600; text-decoration: none;
}
.skip:focus { top: 16px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Type ---------- */
h1, h2, h3 { font-weight: 400; margin: 0; }

h2 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 1.6rem + 3.6vw, 5.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
h2 em { font-style: italic; color: var(--ember); }

.label {
  display: flex; align-items: center; gap: 14px;
  margin: 0 0 28px;
  font-family: var(--mono); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--flare);
}
.label::before { content: ""; width: 28px; height: 1px; background: currentColor; }

.intro { color: var(--muted); font-size: 1.125rem; max-width: 44ch; margin: 24px 0 0; }

/* ---------- Buttons ---------- */
.btn {
  --h: 54px;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.7em;
  height: var(--h); padding: 0 26px;
  border-radius: 999px; border: 0;
  font-family: var(--mono); font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; white-space: nowrap;
  text-decoration: none; cursor: pointer;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background-color 0.35s, color 0.35s;
}
.btn .arrow { transition: transform 0.35s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-fire {
  background: var(--ember); color: var(--obsidian);
  box-shadow: 0 0 0 1px rgba(255, 90, 31, 0.6), 0 12px 40px -12px rgba(255, 90, 31, 0.75);
}
.btn-fire:hover {
  background: #ff6b30; transform: translateY(-2px);
  box-shadow: 0 0 0 1px var(--flare), 0 20px 60px -14px rgba(255, 120, 40, 0.95);
}
.btn-ghost { color: var(--bone); box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--bone); transform: translateY(-2px); }
.btn-sm { --h: 40px; padding: 0 18px; font-size: 0.7rem; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background-color 0.4s, border-color 0.4s, backdrop-filter 0.4s;
}
.site-header.is-scrolled,
.site-header.is-solid {
  background: rgba(11, 9, 7, 0.78);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}
/* Over bone-paper sections the header turns to paper too */
.site-header.on-paper,
.article-page .site-header {
  background: rgba(241, 234, 223, 0.88);
  border-bottom-color: var(--ink-line);
  color-scheme: light;
}
.site-header.on-paper .brand,
.site-header.on-paper .nav-links a:hover,
.article-page .site-header .brand,
.article-page .site-header .nav-links a:hover { color: var(--ink); }
.site-header.on-paper .nav-links a,
.article-page .site-header .nav-links a { color: var(--ink-muted); }
.brand, .nav-links a { transition: color 0.4s; }

.nw { white-space: nowrap; }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--bone); text-decoration: none; }
.brand .mark { width: 30px; height: 30px; flex: none; }
.brand-word { font-family: var(--serif); font-size: 1.4rem; letter-spacing: 0.16em; text-transform: uppercase; line-height: 1; padding-top: 2px; }

.nav-links { display: flex; gap: clamp(20px, 2.6vw, 36px); list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted); text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--bone); }

@media (max-width: 900px) { .nav-links { display: none; } }
@media (max-width: 420px) { .brand-word { font-size: 1.15rem; letter-spacing: 0.12em; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: calc(var(--header-h) + 56px) 0 clamp(40px, 6vw, 64px);
}
.embers { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hearth {
  position: absolute; z-index: -2; left: 50%; bottom: -42vh;
  width: 160vw; height: 80vh;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(255, 90, 31, 0.6), rgba(255, 61, 0, 0.22) 45%, rgba(255, 61, 0, 0) 100%);
  animation: breathe 7s ease-in-out infinite;
}
.hero::before { /* top vignette so nav stays legible */
  content: ""; position: absolute; inset: 0 0 auto; height: 30%; z-index: -1;
  background: linear-gradient(var(--obsidian), transparent);
}
@keyframes breathe {
  0%, 100% { opacity: 0.85; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.05); }
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 1rem + 10.5vw, 11.5rem);
  line-height: 0.88;
  letter-spacing: -0.025em;
  margin: 0 0 clamp(32px, 4vw, 56px);
}
.kicker {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: clamp(24px, 3vw, 36px);
  font-family: var(--mono); font-size: 0.78rem; font-weight: 500; line-height: 1;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--flare);
}
.dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--ember); flex: none;
  box-shadow: 0 0 12px 2px rgba(255, 90, 31, 0.8);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 22px 6px rgba(255, 90, 31, 0.5); transform: scale(1.15); } }

.h1-line { display: block; animation: ignite 1.3s var(--ease) both; }
.h1-line:nth-of-type(2) { animation-delay: 0.12s; }
.h1-line:nth-of-type(3) { animation-delay: 0.24s; }
@keyframes ignite { from { transform: translateY(0.18em); filter: blur(14px); } to { transform: none; filter: blur(0); } }

.fire {
  font-style: italic; padding-right: 0.08em;
  background: var(--blaze); background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 28px rgba(255, 90, 31, 0.4));
  animation: burn 5s ease-in-out infinite alternate;
}
@keyframes burn { from { background-position: 0% 50%; } to { background-position: 100% 50%; } }

.hero-foot {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px 48px; align-items: end;
  padding-top: 32px; border-top: 1px solid var(--line);
}
.lede { margin: 0; max-width: 50ch; font-size: clamp(1.05rem, 0.92rem + 0.45vw, 1.3rem); line-height: 1.55; color: var(--bone-2); }
.lede strong { color: var(--bone); font-weight: 500; }

.hero-proof {
  display: flex; flex-wrap: wrap; gap: 12px 32px;
  list-style: none; padding: 0; margin: 28px 0 0;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.hero-proof li { display: flex; align-items: center; gap: 10px; }
.hero-proof li::before { content: ""; width: 6px; height: 6px; background: var(--ember); transform: rotate(45deg); }

@media (max-width: 860px) {
  .hero-foot { grid-template-columns: 1fr; }
}

/* ---------- Marquee ---------- */
.marquee { background: var(--ember); color: var(--obsidian); overflow: hidden; }
.marquee-track { display: flex; width: max-content; animation: marquee 60s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee ul { display: flex; list-style: none; margin: 0; padding: 18px 0; }
.marquee li {
  display: flex; align-items: center; gap: 30px; padding-right: 30px; white-space: nowrap;
  font-family: var(--mono); font-size: 0.8rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase;
}
.marquee li::after { content: ""; width: 7px; height: 7px; background: currentColor; transform: rotate(45deg); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { position: relative; padding: clamp(88px, 11vw, 168px) 0; }
.section + .section.dark-continue { border-top: 1px solid var(--line); }

.paper { background: var(--bone); color: var(--ink); color-scheme: light; }
.paper .label { color: var(--ember-deep); }
.paper h2 em { color: var(--ember-deep); }
.paper .intro { color: var(--ink-muted); }
.paper .btn-ghost { color: var(--ink); box-shadow: inset 0 0 0 1px rgba(22, 17, 13, 0.28); }
.paper .btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--ink); }
.paper ::selection { background: var(--ink); color: var(--bone); }

.section-head {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px 64px; align-items: end;
}
.section-head .intro { margin: 0; }
@media (max-width: 900px) { .section-head { grid-template-columns: 1fr; } }

.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px clamp(48px, 7vw, 112px); }
.split-head { align-self: start; position: sticky; top: calc(var(--header-h) + 40px); }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .split-head { position: static; }
}

/* 01 — The shift */
.statement { font-size: clamp(2.2rem, 1.4rem + 3.6vw, 4.75rem); line-height: 1.03; max-width: 19ch; }
.shift-body {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px;
  margin-top: clamp(48px, 6vw, 88px);
}
.shift-body .prose-col { grid-column: 6 / span 7; columns: 2; column-gap: 40px; }
.shift-body p { margin: 0 0 1.2em; color: var(--ink-muted); break-inside: avoid; }
.shift-body p:first-child::first-letter {
  float: left; font-family: var(--serif); font-size: 4.4em; line-height: 0.82; padding: 0.06em 0.1em 0 0; color: var(--ember-deep);
}
@media (max-width: 900px) {
  .shift-body .prose-col { grid-column: 1 / -1; columns: 1; }
}

/* Definition */
.definition { border-top: 1px solid var(--ink-line); padding-top: clamp(64px, 8vw, 112px); margin-top: clamp(64px, 8vw, 112px); }
.definition h2 { font-size: clamp(2.4rem, 1.5rem + 3.4vw, 4.5rem); }
.answer { margin: 0; font-size: clamp(1.2rem, 1rem + 0.6vw, 1.55rem); line-height: 1.5; color: var(--ink); text-wrap: pretty; }
.aka {
  margin: 24px 0 0; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted);
}
.spectrum { margin: 56px 0 0; }
.spectrum figcaption { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 20px; }
.spectrum dl { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0; padding-top: 30px; }
.spectrum dl::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; border-radius: 4px;
  background: linear-gradient(90deg, #c4bbae, #e9a04b 50%, #ff4a12);
}
.spec { padding-right: 24px; }
.spec dt {
  display: flex; align-items: center; gap: 10px; margin-bottom: 10px;
  font-family: var(--mono); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
}
.spec dt::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c); flex: none; }
.spec dd { margin: 0; font-size: 0.95rem; line-height: 1.55; color: var(--ink-muted); }
.spec-cold { --c: #b5ab9e; }
.spec-warm { --c: #e9a04b; }
.spec-hot { --c: #ff4a12; }
.spec-hot dt { color: var(--ember-deep); }
.spec-hot dt::before { box-shadow: 0 0 0 4px rgba(255, 74, 18, 0.18), 0 0 16px rgba(255, 74, 18, 0.8); }
.spec-hot dd { color: var(--ink); }
@media (max-width: 700px) {
  .spectrum dl { grid-template-columns: 1fr; gap: 24px; padding-top: 0; }
  .spectrum dl::before { display: none; }
}

/* 02 — Spark Index */
.sparks { list-style: none; margin: 0; padding: 0; }
.spark { position: relative; display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 8px 24px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.spark:first-child { border-top: 1px solid var(--line); }
.spark::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: var(--blaze); transform-origin: left; transition: transform 1.6s var(--ease) 0.2s;
}
.js .spark:not(.is-in)::after { transform: scaleX(0); }
.spark-num { padding-top: 14px; font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.1em; color: var(--flare); }
.spark h3 { font-family: var(--serif); font-size: clamp(2rem, 1.5rem + 1.8vw, 2.9rem); line-height: 1; margin: 0 0 12px; transition: color 0.3s; }
.spark:hover h3 { color: var(--flare); }
.spark p { margin: 0; color: var(--muted); max-width: 50ch; }

/* 03 — Disciplines */
.disciplines { background: var(--char); border-block: 1px solid var(--line); }
.cards {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px;
  margin-top: clamp(48px, 6vw, 80px);
  background: var(--line); border: 1px solid var(--line);
}
.card { position: relative; overflow: hidden; display: flex; flex-direction: column; padding: 32px 30px 30px; background: var(--char); }
.card > * { position: relative; }
.card::before {
  content: ""; position: absolute; left: -20%; right: -20%; bottom: -55%; height: 90%;
  background: radial-gradient(closest-side, rgba(255, 90, 31, 0.3), transparent);
  opacity: 0; transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); transform: translateY(20%);
}
.card:hover::before { opacity: 1; transform: none; }
.card-idx { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; color: var(--muted); }
.card h3 { font-family: var(--serif); font-size: clamp(1.9rem, 1.5rem + 1vw, 2.35rem); line-height: 1.02; margin: clamp(40px, 5vw, 64px) 0 14px; }
.card p { margin: 0 0 28px; color: var(--muted); font-size: 0.98rem; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: auto 0 0; padding: 0; }
.tags li {
  padding: 6px 11px; border: 1px solid var(--line-strong); border-radius: 999px;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bone-2);
  transition: border-color 0.3s, color 0.3s;
}
.card:hover .tags li { border-color: rgba(255, 140, 70, 0.45); }
@media (max-width: 1040px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .cards { grid-template-columns: 1fr; } }

/* 04 — For companies */
.offers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px clamp(24px, 3vw, 40px); margin-top: clamp(48px, 6vw, 88px); }
.offer { display: flex; flex-direction: column; padding-top: 28px; border-top: 2px solid var(--ink); }
.offer-tag { margin: 0 0 20px; font-family: var(--mono); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ember-deep); }
.offer h3 { font-family: var(--serif); font-size: clamp(2.3rem, 1.8rem + 1.6vw, 3.2rem); line-height: 1; margin: 0 0 18px; }
.offer p { margin: 0 0 24px; color: var(--ink-muted); }
.offer .offer-fit { margin: auto 0 0; padding-top: 20px; border-top: 1px solid var(--ink-line); color: var(--ink); font-size: 0.94rem; }
.offer-fit span { display: block; margin-bottom: 6px; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-muted); }
.offers-cta { margin-top: clamp(48px, 5vw, 72px); display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.offers-cta p { margin: 0; color: var(--ink-muted); font-size: 0.95rem; }
@media (max-width: 900px) { .offers { grid-template-columns: 1fr; gap: 48px; } }

/* 05 — Method */
.steps { position: relative; list-style: none; margin: clamp(56px, 6vw, 88px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px 32px; }
.steps::before {
  content: ""; position: absolute; top: 22px; left: 22px; right: 0; height: 1px;
  background: linear-gradient(90deg, var(--ember), rgba(255, 181, 71, 0.5) 55%, var(--line));
}
.step-num {
  position: relative; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--obsidian); border: 1px solid var(--ember);
  font-family: var(--mono); font-size: 0.75rem; color: var(--flare);
  box-shadow: 0 0 26px rgba(255, 90, 31, 0.35);
}
.step h3 { font-family: var(--serif); font-size: clamp(1.8rem, 1.5rem + 0.8vw, 2.1rem); line-height: 1.05; margin: 28px 0 12px; }
.step p { margin: 0; color: var(--muted); font-size: 0.98rem; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } .steps::before { display: none; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

.compare { margin-top: clamp(88px, 10vw, 140px); }
.compare-title { font-family: var(--serif); font-size: clamp(2rem, 1.5rem + 2vw, 3.2rem); line-height: 1.02; letter-spacing: -0.015em; }
.compare table { width: 100%; margin-top: 36px; border-collapse: collapse; border-top: 1px solid var(--line-strong); }
.compare th, .compare td { padding: 20px 24px 20px 0; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.compare thead th { font-family: var(--mono); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.compare thead th.us { color: var(--flare); }
.compare tbody th { width: 24%; font-family: var(--mono); font-size: 0.72rem; font-weight: 400; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-top: 24px; }
.compare td.them { width: 34%; color: #8f857a; }
.compare td.us { color: var(--bone); }
.compare td.us::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 12px; vertical-align: 2px; background: var(--ember); transform: rotate(45deg); box-shadow: 0 0 10px rgba(255, 90, 31, 0.8); }
@media (max-width: 680px) {
  .compare table, .compare tbody, .compare tr, .compare th, .compare td { display: block; width: auto !important; }
  .compare thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .compare tr { padding: 20px 0; border-bottom: 1px solid var(--line); }
  .compare th, .compare td { padding: 4px 0; border: 0; }
  .compare tbody th { padding-bottom: 10px; }
  .compare td::before { content: attr(data-label) " · "; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
  .compare td.us::before { content: attr(data-label) " · "; display: inline; width: auto; height: auto; margin: 0; background: none; transform: none; box-shadow: none; color: var(--flare); vertical-align: baseline; }
}

/* 06 — For talent */
.talent {
  overflow: hidden; border-top: 1px solid var(--line);
  background: radial-gradient(55% 70% at 82% 55%, rgba(255, 90, 31, 0.17), transparent 70%), var(--char);
}
.talent-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 56px; align-items: center; }
.talent p.intro { max-width: 52ch; }
.checks { list-style: none; margin: 36px 0 44px; padding: 0; max-width: 60ch; }
.checks li { position: relative; padding: 16px 0 16px 34px; border-bottom: 1px solid var(--line); color: var(--bone-2); }
.checks li:first-child { border-top: 1px solid var(--line); }
.checks li::before {
  content: ""; position: absolute; left: 4px; top: 25px; width: 8px; height: 8px;
  background: var(--ember); transform: rotate(45deg); box-shadow: 0 0 12px rgba(255, 90, 31, 0.85);
}
.torch { width: 100%; max-width: 400px; justify-self: center; filter: drop-shadow(0 0 70px rgba(255, 90, 31, 0.35)); }
.torch .flame { transform-box: fill-box; transform-origin: 50% 100%; animation: flicker 2.8s ease-in-out infinite; }
.torch .core { transform-box: fill-box; transform-origin: 50% 100%; animation: flicker 1.9s ease-in-out infinite reverse; }
.torch-cap { margin: 20px 0 0; text-align: center; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
@keyframes flicker {
  0%, 100% { transform: scale(1, 1) skewX(0deg); }
  20% { transform: scale(0.97, 1.05) skewX(-2deg); }
  45% { transform: scale(1.02, 0.96) skewX(1.5deg); }
  70% { transform: scale(0.98, 1.03) skewX(-1deg); }
}
@media (max-width: 860px) {
  .talent-grid { grid-template-columns: 1fr; }
  .torch-fig { order: -1; justify-self: start; }
  .torch { max-width: 160px; }
  .torch-cap { text-align: left; }
}

/* 07 — FAQ */
.faq-list { border-bottom: 1px solid var(--ink-line); }
.faq-list details { border-top: 1px solid var(--ink-line); }
.faq-list summary { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; padding: 26px 0; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary h3 { font-family: var(--serif); font-size: clamp(1.45rem, 1.2rem + 0.9vw, 1.95rem); line-height: 1.12; transition: color 0.25s; }
.faq-list summary:hover h3 { color: var(--ember-deep); }
.plus { position: relative; flex: none; width: 22px; height: 22px; margin-top: 6px; }
.plus::before, .plus::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1.5px; margin-top: -0.75px; background: currentColor; transition: transform 0.4s var(--ease); }
.plus::after { transform: rotate(90deg); }
details[open] .plus::after { transform: rotate(0deg); }
.faq-a { padding: 0 48px 30px 0; max-width: 68ch; color: var(--ink-muted); font-size: 1.04rem; }
.faq-a p { margin: 0; }

/* Final CTA */
.final { overflow: hidden; isolation: isolate; text-align: center; padding: clamp(120px, 15vw, 220px) 0; }
.final::before {
  content: ""; position: absolute; z-index: -1; left: 50%; bottom: -55%; width: 130%; height: 110%;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(255, 90, 31, 0.5), rgba(255, 61, 0, 0.14) 50%, transparent);
  animation: breathe 7s ease-in-out infinite;
}
.final h2 { font-size: clamp(3.3rem, 1rem + 8.5vw, 9.5rem); line-height: 0.9; letter-spacing: -0.025em; }
.final p { max-width: 42ch; margin: 28px auto 44px; color: var(--bone-2); font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.25rem); }
.final .cta-row { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { position: relative; overflow: hidden; padding-top: 72px; border-top: 1px solid var(--line); background: var(--obsidian); }
.foot-grid { display: grid; grid-template-columns: minmax(0, 5fr) repeat(2, minmax(0, 2fr)); gap: 48px; }
.foot-about { max-width: 40ch; margin: 20px 0 0; color: var(--muted); font-size: 0.95rem; }
.foot-h { margin: 0 0 16px; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.foot-links { display: grid; gap: 10px; list-style: none; margin: 0; padding: 0; }
.foot-links a { color: var(--bone-2); text-decoration: none; transition: color 0.2s; }
.foot-links a:hover { color: var(--flare); }
.legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px;
  margin-top: 64px; padding: 22px 0; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted);
}
.legal p { margin: 0; }
.wordmark {
  margin: 8px 0 -0.2em; text-align: center; white-space: nowrap; user-select: none;
  font-family: var(--serif); font-size: clamp(4rem, 24.4vw, 26rem); line-height: 0.8; letter-spacing: -0.03em;
  background: linear-gradient(180deg, rgba(255, 120, 50, 0.32), rgba(241, 234, 223, 0.04) 75%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
@media (max-width: 760px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }

/* ---------- Reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--ease), transform 1s var(--ease); transition-delay: var(--d, 0s); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ==========================================================================
   Article pages (/insights/<slug>/) — used by the content engine template
   ========================================================================== */
.article-page { background: var(--bone); color: var(--ink); color-scheme: light; }
.article-page ::selection { background: var(--ink); color: var(--bone); }
.article { padding: calc(var(--header-h) + clamp(48px, 7vw, 96px)) 0 clamp(64px, 8vw, 120px); }
.article-head, .takeaways, .prose, .article-foot { width: min(760px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.article-head { width: min(980px, 100% - 2 * var(--gutter)); }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin: 0 0 36px; padding: 0; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted); }
.crumbs li + li::before { content: "/"; margin-right: 10px; opacity: 0.5; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--ember-deep); }
.article-kicker { margin: 0 0 20px; font-family: var(--mono); font-size: 0.74rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ember-deep); }
.article h1 { font-family: var(--serif); font-size: clamp(2.7rem, 1.6rem + 4.4vw, 5.6rem); line-height: 0.96; letter-spacing: -0.022em; margin: 0 0 28px; text-wrap: balance; }
.dek { margin: 0 0 36px; max-width: 54ch; font-size: clamp(1.15rem, 1rem + 0.5vw, 1.45rem); line-height: 1.45; color: var(--ink-muted); }
.byline { display: flex; flex-wrap: wrap; gap: 8px 24px; padding: 18px 0; border-block: 1px solid var(--ink-line); font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); }
.byline strong { color: var(--ink); font-weight: 500; }

.takeaways { margin-top: 48px; margin-bottom: 56px; padding: 30px 34px; background: var(--ink); color: var(--bone); border-radius: 2px; }
.takeaways h2 { margin: 0 0 14px; font-family: var(--mono); font-size: 0.74rem; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--flare); }
.takeaways ul { margin: 0; padding-left: 1.1em; }
.takeaways li { margin: 0.5em 0; }
.takeaways li::marker { color: var(--ember); }

.prose { font-size: 1.125rem; line-height: 1.75; }
.prose > :first-child { margin-top: 0; }
.prose h2 { font-size: clamp(2rem, 1.6rem + 1.6vw, 2.8rem); line-height: 1.04; letter-spacing: -0.015em; margin: 2.2em 0 0.55em; }
.prose h2 em { color: var(--ember-deep); }
.prose h3 { font-family: var(--sans); font-size: 1.3rem; font-weight: 600; letter-spacing: -0.01em; line-height: 1.3; margin: 1.9em 0 0.5em; }
.prose p { margin: 0 0 1.2em; }
.prose a { color: var(--ember-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.prose a:hover { text-decoration-thickness: 2px; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.3em; }
.prose li { margin: 0.45em 0; }
.prose li::marker { color: var(--ember-deep); }
.prose strong { font-weight: 600; }
.prose blockquote { margin: 2em 0; padding-left: 24px; border-left: 2px solid var(--ember); font-family: var(--serif); font-size: 1.65rem; line-height: 1.3; }
.prose blockquote p { margin: 0; }
.prose figure { margin: 2em 0; }
.prose img { width: 100%; height: auto; border-radius: 2px; }
.prose figcaption { margin-top: 10px; font-size: 0.85rem; color: var(--ink-muted); }
.prose code { font-family: var(--mono); font-size: 0.88em; padding: 0.1em 0.35em; border-radius: 3px; background: rgba(22, 17, 13, 0.07); }
.prose pre { margin: 0 0 1.4em; padding: 20px; overflow: auto; border-radius: 2px; background: var(--ink); color: var(--bone); font-size: 0.88rem; line-height: 1.6; }
.prose pre code { background: none; padding: 0; }
.prose .table-wrap { margin: 2em 0; overflow-x: auto; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.98rem; line-height: 1.5; }
.prose th, .prose td { padding: 14px 16px 14px 0; text-align: left; vertical-align: top; border-bottom: 1px solid var(--ink-line); }
.prose thead th { font-family: var(--mono); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-muted); border-bottom: 2px solid var(--ink); }
.prose hr { border: 0; border-top: 1px solid var(--ink-line); margin: 3em 0; }
.callout { margin: 2em 0; padding: 22px 26px; border: 1px solid var(--ink-line); border-left: 3px solid var(--ember); background: rgba(255, 255, 255, 0.35); }
.callout p:last-child { margin-bottom: 0; }

.article .faq-list { margin-top: 1em; }
.article .faq-list summary h3 { font-size: clamp(1.3rem, 1.15rem + 0.5vw, 1.6rem); margin: 0; font-family: var(--serif); font-weight: 400; }
.article .faq-a { font-size: 1.05rem; }

.article-cta { margin: 72px auto 0; padding: clamp(36px, 5vw, 56px); background: var(--obsidian); color: var(--bone); border-radius: 2px; position: relative; overflow: hidden; isolation: isolate; }
.article-cta::before { content: ""; position: absolute; z-index: -1; left: 50%; bottom: -70%; width: 140%; height: 120%; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(255, 90, 31, 0.45), transparent); }
.article-cta h2 { font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.4rem); margin: 0 0 14px; }
.article-cta p { margin: 0 0 28px; color: var(--bone-2); max-width: 46ch; }

.author { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: start; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--ink-line); }
.author-mark { width: 52px; height: 52px; border-radius: 50%; background: var(--obsidian); display: grid; place-items: center; }
.author-mark svg { width: 28px; height: 28px; color: var(--bone); }
.author p { margin: 0; color: var(--ink-muted); font-size: 0.95rem; }
.author strong { display: block; color: var(--ink); font-weight: 600; margin-bottom: 4px; }

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .marquee-track { flex-wrap: wrap; width: auto; }
  .marquee ul[aria-hidden="true"] { display: none; }
}