/* ==========================================================================
   VALOR · Editorial Design (paper report edition — live Design)
   Warm paper · running folio · TOC · soft curved cover panel
   ========================================================================== */
:root {
  --paper: #f4f0e8;
  --paper-2: #ebe4d6;
  --paper-3: #fffdf8;
  --ink: #0c1522;
  --ink-2: #1a2a3d;
  --muted: #5c6a7a;
  --rule: rgba(12, 21, 34, 0.18);
  --rule-strong: #0c1522;
  --brand: #00a3dd;
  --brand-soft: rgba(0, 163, 221, 0.16);
  --ok: #0f766e;
  --spine-w: 72px;
  --font-display: "Instrument Serif", "Times New Roman", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --max: 920px;
  --pad-x: clamp(1.25rem, 4vw, 3.5rem);
  --pad-y: clamp(2.5rem, 6vw, 4.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-left: var(--spine-w);
}
@media (max-width: 820px) {
  body { padding-left: 0; padding-top: 56px; }
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--brand); color: #fff; }

/* Subtle paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9990;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Running header */
.runhead {
  position: fixed;
  top: 0;
  left: var(--spine-w);
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem var(--pad-x);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(244, 240, 232, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
  pointer-events: none;
}
.runhead__mark { color: var(--ink); font-weight: 600; letter-spacing: 0.22em; }
.runhead__folio { color: var(--brand); font-weight: 600; min-width: 2ch; text-align: right; }
@media (max-width: 820px) {
  .runhead { left: 0; top: 56px; }
}

/* Left spine navigation */
.spine-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--spine-w);
  height: 100svh;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.9rem 0;
  background: var(--paper-3);
  border-right: 1.5px solid var(--rule-strong);
}
.spine-nav__logo img { width: 28px; height: auto; }
.spine-nav__lang {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-top: 0.75rem;
}
.spine-nav__lang button {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--muted);
  padding: 0.2rem;
}
.spine-nav__lang button.is-on { color: var(--brand); }
.spine-nav__links {
  margin: auto 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  align-items: center;
}
.spine-nav__links a {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  width: 1.85rem;
  height: 1.85rem;
  display: grid;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--muted);
  transition: 0.2s var(--ease);
}
.spine-nav__links a:hover,
.spine-nav__links a.is-active {
  color: var(--ink);
  border-color: var(--ink);
  background: #fff;
}
.spine-nav__editions {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.spine-nav__editions a,
.spine-nav__editions span {
  padding: 0.2rem 0.35rem;
  text-align: center;
  border: 1px solid var(--rule);
  color: var(--muted);
}
.spine-nav__editions a:hover { color: var(--ink); border-color: var(--ink); }
.spine-nav__editions .is-here {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
@media (max-width: 820px) {
  .spine-nav {
    width: 100%;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    padding: 0.55rem 0.85rem;
    border-right: 0;
    border-bottom: 1.5px solid var(--rule-strong);
  }
  .spine-nav__lang { flex-direction: row; margin: 0; }
  .spine-nav__links { flex-direction: row; margin: 0 0 0 auto; flex-wrap: wrap; gap: 0.25rem; }
  .spine-nav__editions { flex-direction: row; order: 5; width: 100%; justify-content: flex-end; }
}

/* Spreads = document sections */
.book { min-width: 0; }
.spread {
  position: relative;
  min-height: 100svh;
  padding: calc(var(--pad-y) + 1.75rem) var(--pad-x) var(--pad-y);
  border-bottom: 1.5px solid var(--rule-strong);
  max-width: 1100px;
  margin: 0 auto;
}
.spread--cover {
  max-width: none;
  min-height: 100svh;
  padding: 0;
  display: block;
  background: var(--paper);
  overflow: hidden;
}
.spread--ink {
  max-width: none;
  background: linear-gradient(160deg, #0a1524 0%, #122a45 55%, #0c1c32 100%);
  color: var(--paper);
}
.spread--ink .spread__eyebrow,
.spread--ink .spread__deck { color: #a8b9cb; }
.spread--band { background: var(--paper-2); max-width: none; }
.spread--signal {
  max-width: none;
  background: linear-gradient(145deg, #006fa8 0%, #00a3dd 52%, #0a8fc4 100%);
  color: #fff;
}
.spread--signal .spread__eyebrow,
.spread--signal .spread__deck { color: rgba(255, 255, 255, 0.88); }
.spread__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem 1.75rem;
  align-items: end;
  margin-bottom: 2rem;
  max-width: var(--max);
}
.spread__num {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 5.5rem);
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: var(--brand);
  font-weight: 400;
}
.spread--ink .spread__num,
.spread--signal .spread__num { color: rgba(255, 255, 255, 0.35); }
.spread__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.4rem;
}
.spread__head h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 18ch;
}
.spread__deck {
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 2rem;
  line-height: 1.65;
}
.spread__note {
  max-width: 36rem;
  margin-top: 2.5rem;
  font-size: 0.92rem;
  color: var(--muted);
  border-left: 2px solid var(--brand);
  padding-left: 1rem;
}

/* Page folio (bottom right of section) */
.folio {
  position: absolute;
  right: var(--pad-x);
  bottom: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.spread--ink .folio,
.spread--signal .folio { color: rgba(255, 255, 255, 0.45); }

/* Cover: paper left + soft curved navy right (no overlap on text) */
.cover-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.9fr);
  gap: 0 0.75rem;
  min-height: 100svh;
  position: relative;
  align-items: stretch;
  padding: 0.85rem 0.85rem 0.85rem 0;
}
@media (max-width: 900px) {
  .cover-stage {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 0;
    padding: 0;
  }
}

.cover-stage__paper {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--pad-y) + 1.5rem) clamp(1.25rem, 3vw, 2.5rem) var(--pad-y) var(--pad-x);
  position: relative;
  z-index: 1;
  background:
    linear-gradient(180deg, transparent 0%, rgba(0, 163, 221, 0.04) 100%),
    var(--paper);
  min-height: calc(100svh - 1.7rem);
  /* Keep paper copy clear of the blue panel */
  max-width: none;
}
@media (max-width: 900px) {
  .cover-stage__paper { min-height: auto; }
}

.cover-stage__ink {
  position: relative;
  background: linear-gradient(165deg, #0a1524 0%, #0f2a48 50%, #0c2038 100%);
  color: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(100svh - 1.7rem);
  z-index: 2;
  /* Soft curve only on the left; right corners square (top = bottom) */
  border-radius: 3.25rem 0 0 3.25rem;
  overflow: hidden;
  isolation: isolate;
  box-shadow:
    -8px 0 32px rgba(10, 21, 36, 0.08),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}
/* Soft cyan wash — stays behind content */
.cover-stage__ink::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 50% at 85% 18%, rgba(0, 163, 221, 0.2), transparent 58%),
    radial-gradient(ellipse 50% 40% at 70% 92%, rgba(0, 163, 221, 0.09), transparent 55%);
  z-index: 0;
}
@media (max-width: 900px) {
  .cover-stage__ink {
    min-height: auto;
    border-radius: 2.5rem 2.5rem 0 0;
    box-shadow: 0 -6px 28px rgba(10, 21, 36, 0.08);
  }
}

.cover-stage__ink-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.25rem;
  height: 100%;
  min-height: calc(100svh - 1.7rem);
  /* Extra left padding so white copy never sits under the curve */
  padding:
    clamp(2.25rem, 5vw, 3.5rem)
    clamp(1.75rem, 4vw, 2.75rem)
    clamp(2rem, 5vw, 3rem)
    clamp(2.5rem, 5.5vw, 3.5rem);
}
@media (max-width: 900px) {
  .cover-stage__ink-inner {
    min-height: auto;
    padding: 2.5rem 1.5rem 2.5rem;
  }
}

.cover-panel {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.8vw, 2.05rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0;
  font-weight: 400;
  max-width: 16ch;
  color: rgba(244, 240, 232, 0.92);
  /* Safe block: solid ink behind text if gradients bleed */
  position: relative;
}
.cover-panel strong {
  color: #fff;
  font-weight: 400;
  font-style: italic;
}

.cover-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.btn--solid {
  background: var(--brand);
  border-color: var(--brand);
  color: #04121b;
  font-weight: 600;
}
.btn--solid:hover {
  background: #33b8e5;
  border-color: #33b8e5;
  color: #04121b;
}
.btn--line {
  border-color: rgba(244, 240, 232, 0.55);
  color: var(--paper);
  background: transparent;
}
.btn--line:hover {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}

.cover-stats {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8a9aad;
  display: grid;
  gap: 0.85rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.cover-stats b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--paper);
  line-height: 1.1;
  margin-bottom: 0.2rem;
}

.cover-stamp {
  position: absolute;
  top: clamp(1.5rem, 3vw, 2.25rem);
  right: clamp(1.25rem, 3vw, 2rem);
  width: 6.5rem;
  height: 6.5rem;
  border: 1.5px solid rgba(244, 240, 232, 0.45);
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.35;
  transform: rotate(10deg);
  color: rgba(244, 240, 232, 0.9);
  background: rgba(10, 21, 36, 0.55);
  z-index: 2;
  /* Don’t cover the main panel lines on narrow panels */
  pointer-events: none;
}
@media (max-width: 1100px) {
  /* Stamp leaves absolute position so it never covers panel text */
  .cover-stamp {
    position: static;
    transform: rotate(8deg);
    margin: 0.25rem 0 0 auto;
    flex-shrink: 0;
  }
}
@media (max-width: 520px) {
  .cover-stamp { width: 5.5rem; height: 5.5rem; font-size: 0.48rem; }
}

.cover__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  width: 100%;
}
.cover__center {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  padding: 2rem 0;
  max-width: 32rem;
}
.cover__kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand);
  margin: 0 0 1.25rem;
}
.cover__logo {
  width: min(100%, 20rem);
  height: auto;
  margin-bottom: 1.35rem;
}
.cover__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 1.15rem;
  max-width: 14ch;
}
.cover__lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--muted);
  max-width: 26rem;
  line-height: 1.55;
  margin: 0;
}
.cover__foot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.5rem;
  width: 100%;
  max-width: 32rem;
  padding-top: 1.35rem;
  border-top: 1.5px solid var(--rule-strong);
  align-items: start;
}
@media (max-width: 520px) {
  .cover__foot { grid-template-columns: 1fr; }
}
.cover__foot .label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.35rem;
}
.cover__foot p { margin: 0; font-size: 0.92rem; max-width: 20rem; line-height: 1.45; }

.spread--cover > .folio {
  z-index: 5;
  color: var(--muted);
}
@media (min-width: 901px) {
  .spread--cover > .folio {
    right: clamp(1.5rem, 3vw, 2.75rem);
    bottom: 1.35rem;
    color: rgba(244, 240, 232, 0.5);
  }
}

/* Buttons */
.btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.15rem;
  border: 1.5px solid currentColor;
  display: inline-flex;
  align-items: center;
  transition: 0.2s var(--ease);
}
.btn--ink {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}
.btn--ink:hover { background: var(--ink); color: var(--paper); }
.btn--ghost {
  border-color: var(--rule);
  color: var(--muted);
}
.btn--ghost:hover { border-color: var(--ink); color: var(--ink); }
.spread--signal .btn--ink {
  border-color: #fff;
  color: #fff;
}
.spread--signal .btn--ink:hover {
  background: #fff;
  color: var(--ink);
}

/* TOC with leaders */
.toc {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--max);
}
.toc li a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
  transition: color 0.15s;
}
.toc li a:hover { color: var(--brand); }
.toc__t {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  letter-spacing: -0.02em;
}
.toc__dots {
  border-bottom: 1px dotted rgba(12, 21, 34, 0.35);
  transform: translateY(-0.35em);
  min-width: 2rem;
}
.toc__p {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* Manifesto */
.manifesto { max-width: 40rem; }
.manifesto__drop {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.2vw, 2.15rem);
  line-height: 1.4;
  letter-spacing: 0.005em;
  margin: 0 0 1.5rem;
  font-weight: 400;
}
.manifesto__drop::first-letter {
  float: left;
  font-size: 3.4em;
  line-height: 0.8;
  padding: 0.08em 0.12em 0 0;
  color: var(--brand);
  font-weight: 400;
}
.manifesto__drop em {
  font-style: italic;
  background: linear-gradient(180deg, transparent 62%, var(--brand-soft) 62%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.spread--ink .manifesto__drop em {
  background: linear-gradient(180deg, transparent 62%, rgba(0, 163, 221, 0.4) 62%);
  color: #fff;
}
.manifesto__deck {
  font-size: 1.1rem;
  color: #b0c0d0;
  margin: 0;
  line-height: 1.65;
  max-width: 34rem;
}

.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 3rem;
  max-width: 960px;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}
@media (max-width: 700px) { .facts { grid-template-columns: 1fr 1fr; } }
.facts article {
  padding: 1.25rem 1rem;
  border-right: 1.5px solid rgba(255, 255, 255, 0.15);
}
.facts article:last-child { border-right: 0; }
@media (max-width: 700px) {
  .facts article:nth-child(2n) { border-right: 0; }
  .facts article:nth-child(-n+2) { border-bottom: 1.5px solid rgba(255, 255, 255, 0.15); }
}
.facts b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #fff;
}
.facts span {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8fa3b8;
}

/* Domain entries */
.entry-list {
  border-top: 1.5px solid var(--rule-strong);
  max-width: 900px;
}
.entry {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  gap: 1rem;
  padding: 1.2rem 0.15rem;
  border-bottom: 1.5px solid var(--rule-strong);
  transition: background 0.2s;
}
.entry:hover { background: rgba(0, 0, 0, 0.02); }
.entry.is-open { background: var(--paper-3); }
.entry__n {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding-top: 0.4rem;
  color: var(--muted);
}
.entry__body h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 1.95rem);
  font-weight: 400;
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.entry__tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  margin-top: 0.3rem;
}
.entry__desc {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 38rem;
}
.entry__more {
  grid-column: 2 / -1;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s var(--ease), opacity 0.25s, margin 0.25s;
}
.entry.is-open .entry__more {
  max-height: 12rem;
  opacity: 1;
  margin-top: 0.65rem;
}
.entry__more ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 1.25rem;
}
@media (max-width: 560px) {
  .entry { grid-template-columns: 2.5rem 1fr auto; }
  .entry__more ul { grid-template-columns: 1fr; }
}
.entry__more li {
  font-size: 0.9rem;
  padding-left: 0.9rem;
  position: relative;
}
.entry__more li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--brand);
  font-family: var(--font-mono);
}
.entry__plus {
  width: 2.25rem;
  height: 2.25rem;
  border: 1.5px solid var(--ink);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  transition: 0.25s var(--ease);
}
.entry.is-open .entry__plus {
  transform: rotate(45deg);
  background: var(--brand);
  border-color: var(--brand);
  color: #04121b;
}

/* Lifecycle phases */
.phases {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.75rem;
  border-left: 2px solid var(--rule-strong);
  max-width: 640px;
  counter-reset: ph;
}
.phases li {
  position: relative;
  padding: 1.15rem 0 1.15rem 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.phases li:last-child { border-bottom: 0; }
.phases li::before {
  content: "";
  position: absolute;
  left: -1.75rem;
  top: 1.45rem;
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper-2);
  transform: translateX(-40%);
}
.phases li:hover::before { background: var(--brand); border-color: var(--brand); }
.phases .ph-n {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--brand);
}
.phases h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 400;
  margin: 0.2rem 0 0.35rem;
  letter-spacing: -0.02em;
}
.phases p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Compare */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1.5px solid var(--rule-strong);
  max-width: 900px;
  margin-bottom: 1.75rem;
}
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }
.compare__col { padding: 1.5rem 1.35rem; }
.compare__col + .compare__col { border-left: 1.5px solid var(--rule-strong); }
@media (max-width: 720px) {
  .compare__col + .compare__col { border-left: 0; border-top: 1.5px solid var(--rule-strong); }
}
.compare__col--valor {
  background: linear-gradient(165deg, #0a1524 0%, #122a45 100%);
  color: var(--paper);
}
.compare__col h3 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  margin: 0 0 1rem;
  opacity: 0.7;
}
.compare__col--valor h3 { color: var(--brand); opacity: 1; }
.compare__col ul { list-style: none; margin: 0; padding: 0; }
.compare__col li {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.015em;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--rule);
  line-height: 1.25;
}
.compare__col--valor li { border-bottom-color: rgba(255, 255, 255, 0.12); }
.compare__col li:last-child { border-bottom: 0; }
.compare__col .x { color: #9a9388; text-decoration: line-through; text-decoration-thickness: 1px; }
.compare__col .v::before {
  content: "■ ";
  color: var(--brand);
  font-size: 0.65em;
}

.matrix-wrap {
  overflow-x: auto;
  border: 1.5px solid var(--rule-strong);
  background: var(--paper-3);
  max-width: 900px;
}
.matrix {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
  font-size: 0.88rem;
}
.matrix th, .matrix td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--rule);
  text-align: center;
}
.matrix th:first-child, .matrix td:first-child { text-align: left; }
.matrix thead th {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--paper-2);
}
.matrix thead th.hi { background: var(--ink); color: var(--paper); }
.matrix td.hi { background: rgba(12, 21, 34, 0.04); font-weight: 600; }
.matrix .y { color: var(--ok); font-weight: 700; }
.matrix .n { color: #b0a99a; }
.matrix .p { color: #b45309; }

/* Tech columns */
.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1.5px solid var(--rule-strong);
  max-width: 900px;
  background: var(--paper-3);
}
@media (max-width: 700px) { .columns { grid-template-columns: 1fr; } }
.columns > div { padding: 1.5rem 1.35rem; }
.columns > div + div { border-left: 1.5px solid var(--rule-strong); }
@media (max-width: 700px) {
  .columns > div + div { border-left: 0; border-top: 1.5px solid var(--rule-strong); }
}
.columns h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 400;
  margin: 0 0 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1.5px solid var(--rule-strong);
  letter-spacing: -0.02em;
}
.defs { margin: 0; }
.defs > div { margin-bottom: 1rem; }
.defs dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}
.defs dd { margin: 0; color: var(--muted); font-size: 0.92rem; }

.tool-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 1.25rem;
  max-width: 900px;
}
.tool-line span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--rule-strong);
  background: var(--paper-3);
}

/* Gallery plates */
.plates {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  max-width: 960px;
}
@media (max-width: 700px) { .plates { grid-template-columns: 1fr 1fr; } }
.plates button {
  border: 1.5px solid var(--rule-strong);
  padding: 0;
  overflow: hidden;
  position: relative;
  background: #111;
  aspect-ratio: 16/10;
  transition: transform 0.25s var(--ease);
}
.plates button:hover { transform: translateY(-2px); }
.plates button:first-child {
  grid-column: span 2;
  grid-row: span 2;
  aspect-ratio: auto;
  min-height: 100%;
}
@media (max-width: 700px) {
  .plates button:first-child { grid-column: span 2; grid-row: span 1; min-height: 180px; }
}
.plates img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.3) contrast(1.05);
  transition: filter 0.25s;
}
.plates button:hover img { filter: none; }
.plates span {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0.35rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--paper);
}

/* Author */
.author {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 1.75rem;
  max-width: 820px;
  background: #fff;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  padding: 1.5rem;
}
@media (max-width: 600px) { .author { grid-template-columns: 1fr; } }
.author__photo {
  aspect-ratio: 3/4;
  border: 1.5px solid var(--ink);
  overflow: hidden;
  background: var(--paper-2);
  position: relative;
}
.author__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: grayscale(1) contrast(1.08);
}
.author__photo .ini {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
}
.author__body h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  margin: 0;
  letter-spacing: -0.02em;
}
.author__role {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand);
  margin: 0.35rem 0 0;
}
.author__bio {
  margin: 0.9rem 0 0;
  color: var(--muted);
  max-width: 36rem;
}
.author__bio strong { color: var(--ink); font-weight: 600; }
.author__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.1rem;
}
.certs {
  margin-top: 1.1rem;
  padding-top: 0.9rem;
  border-top: 1.5px solid var(--rule-strong);
}
.certs strong {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.45rem;
}
.certs div { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.certs span {
  font-size: 0.72rem;
  border: 1px solid var(--ink);
  padding: 0.28rem 0.5rem;
  background: var(--paper);
}

/* Site footer (copyright only — no colophon page) */
.site-foot {
  border-top: 1.5px solid var(--rule-strong);
  padding: 1.35rem var(--pad-x);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--paper-3);
  max-width: none;
}
.site-foot a:hover { color: var(--brand); }

/* Lightbox */
.lb {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10, 12, 16, 0.94);
  display: grid;
  place-items: center;
  padding: 2rem;
}
.lb[hidden] { display: none !important; }
.lb img { max-width: min(94vw, 1000px); max-height: 82vh; border: 1.5px solid #fff; }
.lb__x, .lb__nav {
  position: absolute;
  color: #fff;
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  border: 1.5px solid #fff;
  display: grid;
  place-items: center;
}
.lb__x { top: 1rem; right: 1rem; }
.lb__nav--p { left: 1rem; top: 50%; transform: translateY(-50%); }
.lb__nav--n { right: 1rem; top: 50%; transform: translateY(-50%); }
.lb__c {
  position: absolute;
  bottom: 1.1rem;
  font-family: var(--font-mono);
  color: #aaa;
  font-size: 0.75rem;
}

/* Reveal */
.rv {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.rv.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; }
}

/* Print: document mode */
@media print {
  body { padding: 0; background: #fff; font-size: 11pt; }
  body::before, .runhead, .spine-nav, .lb, .folio { display: none !important; }
  .spread {
    min-height: auto;
    max-width: none;
    page-break-after: always;
    border: 0;
    padding: 1.5cm;
  }
  .spread--ink, .spread--signal, .spread--band {
    background: #fff !important;
    color: #000 !important;
    -webkit-print-color-adjust: exact;
  }
  .btn { display: none; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.75em; color: #666; }
}