/* ============================================================
   Notes from a CISO — editorial stylesheet
   Warm-paper journal in light, true-black in dark. Type-driven,
   minimal chrome. Built on classie-tokens.css.
   ============================================================ */

:root {
  --measure: 660px;        /* reading column                  */
  --wide: 980px;           /* sheet width / figure cap        */
  --gutter: 24px;
  --pad: clamp(26px, 4.5vw, 60px);  /* sheet side padding     */
  /* dark frame is constant; the sheet + ink swap per theme    */
  --frame: #09090B;        /* Classie black canvas (always)   */
  --sheet: #F4F1EA;        /* warm paper sheet                */
  --ink: #1A1A1F;          /* primary text                    */
  --ink-2: #45454D;        /* body                            */
  --ink-3: #8A8A93;        /* captions / meta                 */
  --rule: #E1DCD1;         /* hairlines on paper              */
  --accent: var(--brand-primary);
  --sheet-border: rgba(0,0,0,.04);
  --sheet-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 2px 6px rgba(0,0,0,.45), 0 40px 90px -36px rgba(0,0,0,.8);
}

html.classie-dark {
  --sheet: #101015;        /* raised dark panel               */
  --ink: #FFFFFF;
  --ink-2: #B1C0D2;
  --ink-3: #79849A;
  --rule: #23232A;
  --sheet-border: #1F1F28;
  --sheet-shadow: 0 0 0 1px #1F1F28, 0 40px 90px -40px rgba(0,0,0,.9);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--frame);
  color: var(--ink-2);
  font-family: "Satoshi", ui-sans-serif, system-ui, sans-serif;
  font-size: 20px;
  line-height: 1.78;
  font-weight: 450;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
/* the one atmospheric wash on the frame */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(ellipse 64% 36% at 50% -8%, rgba(0,173,255,.14), transparent 60%);
}
.wrap { position: relative; z-index: 1; padding: 0 clamp(12px, 2vw, 28px); }

/* ---- the journal sheet ---- */
.sheet {
  max-width: var(--wide);
  margin: 22px auto 40px;
  background: var(--sheet);
  color: var(--ink-2);
  border: 1px solid var(--sheet-border);
  border-radius: 16px;
  box-shadow: var(--sheet-shadow);
  padding: clamp(40px, 6vw, 80px) var(--pad) clamp(8px, 3vw, 24px);
  transition: background 220ms var(--ease-out), color 220ms var(--ease-out);
}

.geist { font-family: "Geist", ui-sans-serif, system-ui, sans-serif; }
.mono  { font-family: "Geist Mono", ui-monospace, monospace; }

/* ---- shared helpers ---- */
.eyebrow {
  font-family: "Geist Mono", monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.accent { color: var(--accent); }

.col {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.wrap { position: relative; }

/* ============================================================
   Masthead
   ============================================================ */
.masthead {
  max-width: 1320px;
  margin: 0 auto;
  padding: 18px clamp(8px, 1.5vw, 20px) 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
/* official Classie lockup (always the dark-mode mark — nav sits on the dark frame) */
.cl-lockup { display: inline-flex; align-items: center; line-height: 0; }
.cl-lockup img { display: block; width: auto; }
/* frame chrome — always sits on the dark canvas */
.masthead .toggle { color: #AEBCCD; border-color: rgba(255,255,255,.16); }
.masthead .toggle:hover { color: #fff; border-color: rgba(255,255,255,.34); }
.masthead .demo-link { color: #fff; }
.masthead .demo-link:hover { color: var(--accent); }
.masthead__brand { display: flex; align-items: center; gap: 12px; }
.masthead__brand img { height: 22px; display: block; }
.masthead__title {
  font-family: "Geist Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #C7D0DC;
  padding-left: 14px;
  border-left: 1px solid rgba(255,255,255,.16);
  white-space: nowrap;
}
.masthead__right { display: flex; align-items: center; gap: 14px; }

/* site-matching nav (sits on the dark frame, above the cream sheet) */
.masthead__brand { gap: 24px; }
.bnav-brand { display: flex; align-items: center; flex: none; text-decoration: none; }
.bnav-brand img { height: 24px; display: block; }
.bnav-links { display: flex; gap: 32px; }
.bnav-links a { font-family: "Satoshi", ui-sans-serif, system-ui, sans-serif; font-size: 14.5px; font-weight: 500;
  color: #79849A; text-decoration: none; white-space: nowrap; transition: color .15s var(--ease-out); }
.bnav-links a:hover, .bnav-links a.on { color: #fff; }
.bnav-back { font-family: "Geist Mono", ui-monospace, monospace; font-size: 12px; letter-spacing: .04em;
  color: #AEBCCD; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
  transition: color .15s var(--ease-out); }
.bnav-back:hover { color: #fff; }
.bnav-cta { font-family: "Geist", ui-sans-serif, system-ui, sans-serif; font-weight: 600; font-size: 14.5px;
  color: #041420; background: var(--accent); border-radius: 8px; padding: 10px 18px; text-decoration: none;
  white-space: nowrap; box-shadow: 0 0 0 1px rgba(0,173,255,.45), 0 14px 30px -14px rgba(0,173,255,.5);
  transition: background .16s var(--ease-out), transform .16s var(--ease-out); }
.bnav-cta:hover { background: #30BDFF; transform: translateY(-1px); }
@media (max-width: 760px) { .bnav-links { display: none; } }
@media (max-width: 560px) { .bnav-back { display: none; } }

.toggle {
  width: 34px; height: 34px;
  border-radius: var(--radius-full);
  display: grid; place-items: center;
  background: transparent;
  border: 1px solid var(--rule);
  cursor: pointer;
  color: var(--ink-2);
  transition: all 150ms var(--ease-out);
}
.toggle:hover { color: var(--ink); border-color: var(--ink-3); }
.toggle svg { width: 17px; height: 17px; }
.toggle .icon-sun  { display: none; }
.toggle .icon-moon { display: block; }
html.classie-light .toggle .icon-sun  { display: block; }
html.classie-light .toggle .icon-moon { display: none; }

.demo-link {
  font-family: "Geist", sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.demo-link:hover { color: var(--accent); }

/* ============================================================
   Title block
   ============================================================ */
.title-block {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0;
}
.title-block .kicker {
  font-family: "Geist Mono", monospace;
  font-size: 12.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 26px;
}
.title-block h1 {
  font-family: "Geist", sans-serif;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.0;
  color: var(--ink);
  margin: 0;
  font-size: clamp(42px, 7.4vw, 58px);
  max-width: 16ch;
}
.title-block h1 .imag { color: var(--ink-3); }
.title-block .standfirst {
  font-family: "Satoshi", sans-serif;
  font-weight: 500;
  font-size: clamp(19px, 2.3vw, 24px);
  line-height: 1.5;
  color: var(--ink-2);
  margin: 30px 0 0;
  max-width: 40ch;
}

.byline {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  max-width: 540px;
}
.byline__avatar {
  width: 42px; height: 42px;
  border-radius: var(--radius-full);
  background: #081943;
  display: grid; place-items: center;
  font-family: "Geist", sans-serif;
  font-weight: 700;
  color: var(--brand-primary);
  font-size: 14px;
  flex: none;
  overflow: hidden;
}
.byline__avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
.byline__meta { display: flex; flex-direction: column; gap: 2px; }
.byline__name {
  font-family: "Geist", sans-serif;
  font-weight: 600;
  color: var(--ink);
  font-size: 15px;
}
.byline__detail {
  font-family: "Geist Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
}

/* ============================================================
   Article body
   ============================================================ */
.article { padding: clamp(40px, 6vw, 64px) 0 0; }
.article p {
  margin: 0 0 30px;
  color: var(--ink-2);
  text-wrap: pretty;
}
.article .lede {
  font-size: 23px;
  line-height: 1.55;
  color: var(--ink);
  font-weight: 500;
}
.article strong { color: var(--ink); font-weight: 700; }
.article em { font-style: italic; }
.article a { color: var(--accent); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }

.aside { color: var(--ink-3); font-style: italic; }
.aside em { font-style: normal; font-weight: 700; color: var(--accent); }

/* Section heading: mono kicker + grotesque head */
.h-section { margin: 64px 0 24px; }
.h-section .num {
  font-family: "Geist Mono", monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}
.h-section h2 {
  font-family: "Geist", sans-serif;
  font-weight: 600;
  font-size: clamp(25px, 3.4vw, 33px);
  letter-spacing: -0.022em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0;
}

/* ============================================================
   TL;DR callout
   ============================================================ */
.tldr {
  max-width: var(--measure);
  margin: 8px auto 12px;
  background: color-mix(in srgb, var(--accent) 7%, var(--sheet));
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 16px;
  padding: 28px 32px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 22px;
}
.tldr__icon {
  width: 40px; height: 40px; flex: none;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
}
.tldr__icon svg { width: 22px; height: 22px; }
.tldr__eyebrow {
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.tldr ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.tldr li {
  font-family: "Satoshi", sans-serif;
  font-size: 16.5px; line-height: 1.5; color: var(--ink-2);
  padding-left: 20px; position: relative;
}
.tldr li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}
.tldr li b { color: var(--ink); font-weight: 700; }
@media (max-width: 560px) {
  .tldr { grid-template-columns: 1fr; gap: 16px; }
}

/* ============================================================
   Pull quote — large, inline, NO box
   ============================================================ */
.pq {
  max-width: var(--measure);
  margin: 60px auto;
  padding: 0;
}
.pq__rule { display: none; }
.pq blockquote {
  margin: 0;
  position: relative;
  font-family: "Geist", sans-serif;
  font-weight: 500;
  font-size: clamp(25px, 3.3vw, 37px);
  line-height: 1.24;
  letter-spacing: -0.022em;
  color: var(--ink);
  text-wrap: balance;
}
.pq blockquote::before {
  content: "";
  position: absolute;
  left: -30px; top: 0.18em; bottom: 0.18em;
  width: 3px; border-radius: 3px;
  background: var(--accent);
}
.pq blockquote .hl { color: inherit; }
@media (max-width: 720px) {
  .pq blockquote { padding-left: 20px; }
  .pq blockquote::before { left: 0; }
}

/* ============================================================
   Inline questions — quiet, italic, set in the flow
   ============================================================ */
.qset {
  max-width: var(--measure);
  margin: 0 auto 28px;
  padding: 0 var(--gutter);
}
.qset ul { list-style: none; margin: 0; padding: 0; }
.qset li {
  font-family: "Geist", sans-serif;
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.4;
  color: var(--ink);
  padding: 14px 0 14px 28px;
  border-top: 1px solid var(--rule);
  position: relative;
}
.qset li:last-child { border-bottom: 1px solid var(--rule); }
.qset li::before {
  content: "→";
  position: absolute; left: 0; top: 14px;
  color: var(--accent);
  font-family: "Geist Mono", monospace;
}

/* ============================================================
   Two failure modes — clean columns, hairline divider, no fill
   ============================================================ */
.figure { max-width: 100%; margin: 16px auto 44px; padding: 0; }

/* native vector graphics — theme-adaptive line art, single cyan accent */
.gfx-fig { margin: 18px auto 42px; text-align: center; }
.gfx { display: block; width: 100%; height: auto; overflow: visible; }
.gfx--hero { max-width: 680px; margin: 4px auto 0; }
.gfx--spot { max-width: 430px; margin: 0 auto; }
.gfx .ink   { fill: none; stroke: var(--ink-2); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.gfx .faint { fill: none; stroke: var(--ink-3); stroke-width: 1.6; stroke-linecap: round; opacity: .55; }
.gfx .cy    { fill: none; stroke: var(--accent); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.gfx .cyf   { fill: var(--accent); }
.gfx .am    { fill: none; stroke: var(--warning); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.gfx-R { font-family: "Geist", sans-serif; font-weight: 800; fill: var(--accent); }
.das__ic { margin-bottom: 13px; }
.das__ic svg { width: 30px; height: 30px; display: block; }
.das__ic .cy { fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.das__ic .cyf { fill: var(--accent); stroke: none; }

/* processed engravings — ink-on-transparent, light/dark swap */
.eng-fig { margin: 20px auto 44px; text-align: center; }
.eng-fig img, .pq__img, .eng-l, .eng-d { width: 100%; height: auto; margin: 0 auto; }
.eng-l { display: block; }
.eng-d { display: none; }
html.classie-dark .eng-l { display: none; }
html.classie-dark .eng-d { display: block; }

/* Google search recreation (hero) — a dark "screenshot" card */
.gsearch {
  border-radius: 16px; background: #1f1f1f; border: 1px solid #303134;
  box-shadow: 0 24px 60px -30px rgba(0,0,0,.6), 0 2px 8px -2px rgba(0,0,0,.35);
  padding: 24px 28px 28px; font-family: Arial, "Helvetica Neue", system-ui, sans-serif;
  text-align: left; overflow: hidden;
}
.gsearch__top { display: flex; align-items: center; gap: 22px; }
.gsearch__logo { font-size: 26px; font-weight: 500; letter-spacing: -1px; flex: none; }
.gsearch__logo .b{color:#4285F4}.gsearch__logo .r{color:#EA4335}.gsearch__logo .y{color:#FBBC05}.gsearch__logo .g{color:#34A853}
.gsearch__bar { flex: 1; display: flex; align-items: center; gap: 16px; background: #2d2e30; border: 1px solid #5f6368; border-radius: 999px; padding: 11px 18px; min-width: 0; }
.gsearch__bar .q { flex: 1; color: #e8eaed; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gsearch__icons { display: flex; align-items: center; gap: 15px; flex: none; }
.gsearch__icons svg { width: 18px; height: 18px; display: block; }
.gsearch__icons .div { width: 1px; height: 22px; background: #5f6368; }
.gsearch__tabs { display: flex; align-items: center; gap: 24px; margin-top: 18px; font-size: 13.5px; color: #9aa0a6; }
.gsearch__tabs .t { padding-bottom: 11px; white-space: nowrap; }
.gsearch__tabs .t.on { color: #a8c7fa; border-bottom: 3px solid #a8c7fa; }
.gsearch__rule { height: 1px; background: #303134; }
.gsearch__ai { display: flex; align-items: center; gap: 10px; margin-top: 22px; font-size: 15px; font-weight: 700; color: #e3e3e3; }
.gsearch__ai svg { width: 19px; height: 19px; flex: none; }
.gsearch__ans { margin-top: 15px; font-size: 20px; line-height: 1.5; color: #e8eaed; }
.gsearch__hl { background: #1a73e8; color: #fff; border-radius: 3px; padding: 1px 6px; }
.gsearch__lk { display: inline-grid; place-items: center; width: 17px; height: 17px; border-radius: 50%; background: #3c4043; color: #9aa0a6; font-size: 9px; vertical-align: middle; margin-left: 5px; }
@media (max-width: 560px) { .gsearch__tabs .hide { display: none; } .gsearch__tabs { gap: 16px; } .gsearch__ans { font-size: 17px; } }
/* pull quote with companion art */
.pq--img { max-width: 820px; display: flex; align-items: center; gap: 44px; }
.pq--img .pq__text { flex: 1; }
.pq__img { width: 210px; flex: none; }
@media (max-width: 640px) {
  .pq--img { flex-direction: column-reverse; align-items: flex-start; gap: 20px; }
  .pq__img { width: 150px; }
}
.figure--measure { max-width: var(--measure); }
.article .col, .qset { padding-left: 0; padding-right: 0; }
.qset { max-width: var(--measure); }
.h-section, .article .col { max-width: var(--measure); margin-left: auto; margin-right: auto; }

.dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.dual__cell { padding: 28px 32px 8px 0; }
.dual__cell + .dual__cell { padding-left: 40px; border-left: 1px solid var(--rule); }
.dual__tag {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: "Geist Mono", monospace;
  font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 16px;
}
.dual__tag .pip { width: 8px; height: 8px; border-radius: 2px; }
.dual--model .dual__tag { color: var(--accent); }
.dual--model .pip { background: var(--accent); }
.dual--data  .dual__tag { color: var(--warning); }
.dual--data  .pip { background: var(--warning); }
.dual__cell h4 {
  font-family: "Geist", sans-serif;
  font-weight: 600; font-size: 20px; letter-spacing: -0.01em;
  color: var(--ink); margin: 0 0 12px;
}
.dual__cell p { font-size: 16.5px; line-height: 1.6; color: var(--ink-2); margin: 0; }

/* ============================================================
   Chain — borderless editorial figure
   ============================================================ */
.chain { padding: 14px 0; }
.chain__cap {
  font-family: "Geist Mono", monospace;
  font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 22px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.chain__row {
  display: grid;
  grid-template-columns: 140px 1fr 56px;
  align-items: center;
  gap: 18px;
  padding: 10px 0;
  border-top: 1px solid var(--rule);
}
.chain__row:last-child { border-bottom: 1px solid var(--rule); }
.chain__label { font-family: "Geist Mono", monospace; font-size: 13.5px; color: var(--ink-2); }
.chain__row--flag .chain__label { color: var(--warning); font-weight: 500; }
.chain__track { height: 10px; border-radius: 999px; background: color-mix(in srgb, var(--ink-3) 16%, transparent); position: relative; }
.chain__bar { position: absolute; top: 0; bottom: 0; border-radius: 999px; }
.bar-cyan  { background: var(--accent); }
.bar-mint  { background: var(--accent-mint); }
.bar-amber { background: var(--warning); }
html.classie-light .bar-mint { background: #15B886; }
.chain__t { font-family: "Geist Mono", monospace; font-size: 12.5px; color: var(--ink-3); text-align: right; }

/* ============================================================
   Discover / Analyze / Supervise — clean columns
   ============================================================ */
.das { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule); }
.das__c { padding: 28px 24px 8px 0; }
.das__c + .das__c { padding-left: 28px; border-left: 1px solid var(--rule); }
.das__step {
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: 0.14em; color: var(--ink-3);
  margin-bottom: 16px;
}
.das__name {
  font-family: "Geist", sans-serif; font-weight: 600; font-size: 21px;
  letter-spacing: -0.01em; color: var(--accent); margin-bottom: 11px;
}
.das__body { font-size: 15.5px; line-height: 1.55; color: var(--ink-2); }

/* ============================================================
   Closing
   ============================================================ */
.close {
  max-width: var(--wide);
  margin: 80px auto 0;
  padding: 0 var(--gutter);
}
.close__inner { border-top: 1px solid var(--rule); padding: clamp(48px, 7vw, 88px) 0; text-align: center; }
.close__lines {
  font-family: "Geist", sans-serif;
  font-weight: 700;
  font-size: clamp(34px, 6vw, 62px);
  letter-spacing: -0.035em;
  line-height: 1.02;
  color: var(--ink);
}
.close__lines .imag { color: var(--ink-3); }
.close__sub {
  display: inline-block;
  margin-top: 18px;
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.close__cta {
  margin-top: 38px;
  display: flex; gap: 14px; justify-content: center; align-items: center; flex-wrap: wrap;
}
.btn-primary {
  font-family: "Geist", sans-serif; font-weight: 600; font-size: 15px;
  background: var(--accent); color: #041420;
  border: none; border-radius: var(--radius-sm);
  padding: 12px 22px; cursor: pointer;
  transition: background 150ms var(--ease-out);
}
.btn-primary:hover { background: var(--brand-primary-hover); }
.btn-primary, a.btn-primary { display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
a.demo-link { text-decoration: none; }
.btn-secondary {
  font-family: "Geist", sans-serif; font-weight: 500; font-size: 15px;
  color: var(--ink-2); cursor: pointer; background: none; border: none;
}
.btn-secondary:hover { color: var(--accent); }

.foot {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 28px var(--pad) 64px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px;
}
.foot img { height: 20px; opacity: .9; }
.foot__note {
  font-family: "Geist Mono", monospace;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: #5C6679;
}

/* ---- site-matching footer (full-bleed dark, below the cream sheet) ---- */
.sfoot { width: 100vw; margin-left: calc(50% - 50vw); margin-top: 24px;
  border-top: 1px solid #2A2A33; background: #121216; position: relative; z-index: 1; }
.sfoot-inner { max-width: 1180px; margin: 0 auto; padding: 56px var(--pad) 36px;
  display: grid; grid-template-columns: 1.1fr 2.4fr; gap: 48px; }
.sfoot-brand .bnav-brand { margin-bottom: 16px; }
.sfoot-brand .bnav-brand img { height: 26px; }
.sfoot-tag { font-family: "Satoshi", ui-sans-serif, system-ui, sans-serif; font-size: 14px; line-height: 1.55;
  color: #79849A; max-width: 300px; margin: 0 0 22px; }
.sfoot-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.sfoot-ct { font-family: "Geist", ui-sans-serif, system-ui, sans-serif; font-weight: 700; font-size: 14px;
  color: #fff; margin-bottom: 14px; }
.sfoot-col a { display: block; font-family: "Satoshi", ui-sans-serif, system-ui, sans-serif; font-size: 13.5px;
  color: #79849A; text-decoration: none; padding: 6px 0; transition: color .13s var(--ease-out); }
.sfoot-col a:hover { color: #30BDFF; }
.sfoot-base { max-width: 1180px; margin: 0 auto; padding: 22px var(--pad) 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  border-top: 1px solid #1F1F28; font-family: "Geist Mono", monospace; font-size: 12.5px;
  color: #63748A; letter-spacing: .02em; }
.sfoot-base-r { display: flex; gap: 20px; }
.sfoot-base-r a { color: #63748A; text-decoration: none; }
.sfoot-base-r a:hover { color: #B1C0D2; }
@media (max-width: 860px) { .sfoot-inner { grid-template-columns: 1fr; gap: 32px; } .sfoot-cols { grid-template-columns: repeat(2, 1fr); } }

/* ============================================================
   Classie console detection artifact — STAYS DARK in both themes
   (a console screenshot embedded in the article, Notion-style)
   ============================================================ */
.artifact {
  --a-surface: #17171C;
  --a-raised: #1F1F26;
  --a-border: #2A2A33;
  --a-ink: #FFFFFF;
  --a-ink2: #B1C0D2;
  --a-ink3: #79849A;
  --a-muted: #5C6679;
  border: 1px solid var(--a-border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(ellipse 70% 60% at 12% -10%, rgba(0,173,255,.10), transparent 58%),
    var(--a-surface);
  box-shadow: 0 24px 60px -24px rgba(0,0,0,.5), 0 2px 8px -2px rgba(0,0,0,.3);
  overflow: hidden;
  color: var(--a-ink2);
}
.artifact__chrome {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px;
  background: rgba(23,23,28,.7);
  border-bottom: 1px solid var(--a-border);
}
.artifact__brand { display: flex; align-items: center; gap: 9px; }
.artifact__brand img { height: 19px; width: 19px; display: block; }
.artifact__brand span { font-family: "Geist Mono", monospace; font-size: 12px; letter-spacing: 0.05em; color: var(--a-ink2); }
.artifact__crumb { display: flex; align-items: center; gap: 8px; font-family: "Geist Mono", monospace; font-size: 12px; color: var(--a-ink3); }
.artifact__crumb .sep { color: var(--a-muted); }
.artifact__crumb a { color: var(--brand-primary); text-decoration: none; }
.artifact__sev {
  margin-left: auto; flex: none;
  display: inline-flex; align-items: center; gap: 7px;
  font-family: "Geist Mono", monospace;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--warning);
  background: rgba(249,115,22,.13);
  border: 1px solid rgba(249,115,22,.45);
  padding: 4px 10px; border-radius: var(--radius-sm); white-space: nowrap;
}
.artifact__sev .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--warning); box-shadow: 0 0 8px var(--warning); }

.detect__head { padding: 22px 26px 6px; }
.detect__id {
  font-family: "Geist Mono", monospace;
  font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--a-muted); margin-bottom: 8px;
}
.detect__title {
  font-family: "Geist", sans-serif;
  font-weight: 600; font-size: 18px; letter-spacing: -0.01em;
  color: var(--a-ink); line-height: 1.3;
}

.overview { position: relative; padding: 16px 26px 22px; }
.overview__head {
  display: flex; align-items: center; gap: 10px;
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--brand-primary); margin-bottom: 18px;
}
.overview__head .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-primary); box-shadow: 0 0 10px var(--brand-primary); }
.overview__q { font-family: "Geist Mono", monospace; font-size: 14px; color: var(--a-ink3); margin-bottom: 14px; }
.overview__a {
  font-family: "Geist", sans-serif; font-weight: 600;
  font-size: clamp(21px, 3.2vw, 30px); line-height: 1.32;
  color: var(--a-ink); letter-spacing: -0.01em;
}
.overview__a .wrong { color: var(--warning); position: relative; white-space: nowrap; }
.overview__a .wrong::after { content: ""; position: absolute; left: -2px; right: -2px; bottom: 2px; height: 2px; background: var(--warning); opacity: .55; }
.overview__spell { display: inline-flex; gap: 6px; margin-left: 4px; white-space: nowrap; }
.overview__spell .ltr { font-family: "Geist Mono", monospace; color: var(--a-ink3); }

.meta-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--a-border);
  border-top: 1px solid var(--a-border); border-bottom: 1px solid var(--a-border);
}
.meta-strip .mk { background: var(--a-surface); padding: 14px 18px; }
.meta-strip .k { font-family: "Geist Mono", monospace; font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--a-muted); margin-bottom: 5px; }
.meta-strip .v { font-family: "Geist Mono", monospace; font-size: 13px; color: var(--a-ink2); }
.meta-strip .v.warn { color: var(--warning); }

.verdict { display: flex; align-items: center; gap: 16px; padding: 16px 26px; flex-wrap: wrap; }
.verdict__icon {
  width: 34px; height: 34px; flex: none; border-radius: var(--radius-sm);
  display: grid; place-items: center; background: rgba(249,115,22,.14); color: var(--warning);
}
.verdict__icon svg { width: 18px; height: 18px; }
.verdict__body { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.verdict__label { font-family: "Geist Mono", monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--a-muted); }
.verdict__rule { font-family: "Geist Mono", monospace; font-size: 13.5px; color: var(--a-ink2); }
.verdict__rule b { color: var(--warning); font-weight: 600; }
.verdict__action {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 7px;
  font-family: "Geist", sans-serif; font-weight: 600; font-size: 13.5px;
  padding: 9px 16px; border-radius: var(--radius-sm);
  background: rgba(0,173,255,.16); color: var(--brand-primary);
  border: 1px solid rgba(0,173,255,.28); cursor: pointer; white-space: nowrap;
  transition: background 150ms var(--ease-out);
}
.verdict__action:hover { background: rgba(0,173,255,.26); }

.figcaption {
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: 0.04em; color: var(--ink-3);
  margin-top: 16px; text-align: center;
}

/* ============================================================
   Reveal
   ============================================================ */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 640ms var(--ease-out), transform 640ms var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 720px) {
  body { font-size: 18px; }
  .dual, .das { grid-template-columns: 1fr; }
  .dual__cell + .dual__cell, .das__c + .das__c { padding-left: 0; border-left: none; border-top: 1px solid var(--rule); }
  .meta-strip { grid-template-columns: 1fr 1fr; }
  .masthead__title { display: none; }
  .chain__row { grid-template-columns: 96px 1fr 48px; gap: 12px; }
}

/* ============================================================
   Video embeds
   ============================================================ */
.video {
  max-width: var(--wide);          /* full talk: wide. highlight clips: set inline max-width */
  margin: 28px auto 40px;
}
.video__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--sheet-border);
  box-shadow: var(--sheet-shadow);
}
.video__frame iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%; border: 0;
}
.video__frame video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; border: 0;
  object-fit: cover; background: #000; display: block;
}
.video__cap {                      /* mono caption, like .figcaption */
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: .04em;
  color: var(--ink-3);
  margin-top: 14px; text-align: center;
}
/* highlight reel: narrower, sits in the reading flow */
.video--clip { max-width: 620px; }
.video--clip .video__cap { text-align: left; }

/* feature clip: carries a section's narrative beat — wider than the text column */
.video--feature { max-width: 820px; }
.video--feature .video__cap { text-align: left; }

/* ============================================================
   Interview chrome — credits strip, chapters, Q&A exchange
   (same family as the essay components, lighter cadence)
   ============================================================ */
.creds {
  max-width: var(--measure);
  margin: 18px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 48px;
  padding: 20px 0 0;
  border-top: 1px solid var(--rule);
}
@media (max-width: 560px) { .creds { grid-template-columns: 1fr; } }
.creds__item { display: flex; flex-direction: column; gap: 4px; }
.creds__k {
  font-family: "Geist Mono", monospace;
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-3);
}
.creds__v { font-family: "Geist", sans-serif; font-weight: 600; font-size: 15px; color: var(--ink); }
.creds__v small { font-weight: 500; color: var(--ink-2); font-size: 13.5px; }

.chapters { max-width: var(--measure); margin: 26px auto 8px; }
.chapters__head {
  font-family: "Geist Mono", monospace;
  font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 4px;
}
.chapter {
  display: flex; align-items: baseline; gap: 18px; width: 100%;
  background: none; border: none; border-top: 1px solid var(--rule);
  text-align: left; cursor: pointer; padding: 13px 0; text-decoration: none;
  color: var(--ink-2); font-family: inherit;
  transition: color 150ms var(--ease-out);
}
.chapter:last-child { border-bottom: 1px solid var(--rule); }
.chapter:hover { color: var(--ink); }
.chapter__t {
  font-family: "Geist Mono", monospace; font-size: 13px;
  color: var(--accent); flex: none; width: 46px;
}
.chapter__label {
  font-family: "Geist", sans-serif; font-weight: 500;
  font-size: clamp(16px, 2vw, 18px); line-height: 1.4;
}

.qa { max-width: var(--measure); margin: 40px auto; }
.qa__turn { display: grid; grid-template-columns: 92px 1fr; gap: 20px; padding: 13px 0; }
.qa__turn + .qa__turn { border-top: 1px solid var(--rule); }
.qa__who {
  font-family: "Geist Mono", monospace;
  font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-3); padding-top: 7px;
}
.qa__turn--a .qa__who { color: var(--accent); }
.qa__line {
  font-family: "Geist", sans-serif; font-weight: 500;
  font-size: clamp(19px, 2.4vw, 23px); line-height: 1.4;
  color: var(--ink); text-wrap: pretty;
}
@media (max-width: 560px) {
  .qa__turn { grid-template-columns: 1fr; gap: 5px; }
  .qa__who { padding-top: 0; }
}

/* ---- video poster (links out to YouTube; embedding-safe) ---- */
.vfig { max-width: var(--wide); margin: 28px auto 40px; }
.vfig--clip { max-width: 620px; }
.vposter {
  position: relative; display: block; width: 100%; aspect-ratio: 16 / 9;
  border-radius: 14px; overflow: hidden; text-decoration: none;
  background: #0c0c10; border: 1px solid var(--sheet-border);
  box-shadow: var(--sheet-shadow);
  transition: transform 150ms var(--ease-out);
}
.vposter:hover { transform: translateY(-2px); }
.vposter:hover .vposter__play { background: var(--accent); }
.vposter__thumb { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.vposter__shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.12) 30%, rgba(0,0,0,.62)); }
.vposter__play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 74px; height: 74px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(0,173,255,.94); color: #04141f;
  box-shadow: 0 8px 30px rgba(0,0,0,.45);
  transition: background 150ms var(--ease-out);
}
.vposter__play svg { width: 32px; height: 32px; margin-left: 3px; }
.vposter__bar {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 18px;
  font-family: "Geist Mono", monospace; font-size: 12.5px; letter-spacing: .04em;
}
.vposter__lbl { color: #fff; font-weight: 500; }
.vposter__url { color: #8ab4f8; white-space: nowrap; }
@media (max-width: 560px) { .vposter__url { display: none; } }

/* ---- pull-quote attribution (webinar recap: credit the speaker) ---- */
.pq__who {
  display: block; margin-top: 18px; padding-left: 38px;
  font-family: "Geist Mono", monospace;
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-3);
}
.pq__who b { color: var(--ink-2); font-weight: 600; }
@media (max-width: 720px) { .pq__who { padding-left: 20px; } }