/* jose.morales.si — monochrome, flip-disc identity. Fonts are served from this site; nothing loads from third parties. */
@font-face { font-family: "Archivo"; font-weight: 400; font-display: swap; src: url("/assets/fonts/archivo-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Archivo"; font-weight: 600; font-display: swap; src: url("/assets/fonts/archivo-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Archivo"; font-weight: 700; font-display: swap; src: url("/assets/fonts/archivo-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url("/assets/fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 600; font-display: swap; src: url("/assets/fonts/jetbrains-mono-latin-600-normal.woff2") format("woff2"); }
:root {
  --bg: #ffffff;
  --surface: #f1f1ef;
  --ink: #111111;
  --ink-2: #5d5d59;
  --line: #d9d9d4;
  --accent: #111111;
  --accent-hover: #333333;
  --accent-ink: #ffffff;
  --tomato: #111111;
  --disc-on: #111111;
  --disc-off: #e2e2dd;
  --board: #f7f7f5;
  --sans: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
/* Dark: follows the device, unless the visitor picked a theme with the switch (stored in data-theme). */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e0e0e; --surface: #181817; --ink: #f0f0ec; --ink-2: #a2a29d; --line: #2c2c2a;
    --accent: #f0f0ec; --accent-hover: #d6d6d1; --accent-ink: #0e0e0e; --tomato: #f0f0ec;
    --disc-on: #f0f0ec; --disc-off: #242422; --board: #121211; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
    --bg: #0e0e0e; --surface: #181817; --ink: #f0f0ec; --ink-2: #a2a29d; --line: #2c2c2a;
    --accent: #f0f0ec; --accent-hover: #d6d6d1; --accent-ink: #0e0e0e; --tomato: #f0f0ec;
    --disc-on: #f0f0ec; --disc-off: #242422; --board: #121211; color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 18px/1.65 var(--sans); }
/* Body text grows with the screen: 18px on phones, up to 21px on large screens. */
main { font-size: clamp(18px, 15px + 0.45vw, 21px); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.wrap-wide { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
a { color: var(--ink); text-underline-offset: 3px; }
h1, h2, h3 { font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }

/* Hero */
.hero { background: var(--surface); border-bottom: 1px solid var(--line); padding: 64px 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.portrait { display: block; width: 96px; height: 96px; object-fit: cover; border-radius: 50%; margin-bottom: 20px; filter: grayscale(1) contrast(1.05); }
.eyebrow span { white-space: nowrap; }
.eyebrow { margin: 0 0 10px; font-family: var(--mono); font-size: 12.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }
h1 { font-size: clamp(38px, 5.5vw, 56px); margin: 0 0 20px; }
.lede { font-size: clamp(21px, 2.4vw, 25px); line-height: 1.4; margin: 0 0 32px; max-width: 26ch; color: var(--ink); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--accent-ink); border: 2px solid var(--accent);
  padding: 11px 22px; border-radius: 4px; text-decoration: none; font-weight: 600; font-size: 17px;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--bg); border-color: var(--ink-2); color: var(--ink); }

/* Automato cards beside the intro */
.side-k { margin: 6px 0 12px; font-family: var(--mono); font-size: 12.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.side-k a { color: var(--ink); }
.side-cards { display: flex; flex-direction: column; gap: 12px; }
.post {
  display: flex; flex-direction: column; gap: 4px; padding: 16px 18px;
  background: var(--bg); border: 1px solid var(--line); border-left: 4px solid var(--ink); border-radius: 4px;
  text-decoration: none; color: var(--ink);
}
.post:hover { border-color: var(--ink-2); border-left-color: var(--tomato); }
.post-t { font-weight: 700; font-size: 17px; line-height: 1.3; letter-spacing: -0.01em; }
.post-d { font-size: 15px; line-height: 1.45; color: var(--ink-2); }
.post-m { font-family: var(--mono); font-size: 12px; color: var(--ink-2); }

/* Body sections */
main section { padding: 48px 0 4px; max-width: 42em; margin-left: auto; margin-right: auto; }  /* centred reading column, ~75 characters per line */
h2 { font-size: clamp(26px, 20px + 0.8vw, 34px); margin: 0 0 16px; }
p { margin: 0 0 16px; }
.ticks { list-style: none; padding: 0; margin: 0 0 24px; }
.ticks li { padding-left: 28px; position: relative; margin-bottom: 6px; }
.ticks li::before { content: "→"; position: absolute; left: 0; color: var(--ink); font-weight: 700; }
.pull { background: var(--surface); border-left: 4px solid var(--ink); padding: 18px 22px; border-radius: 0 4px 4px 0; font-size: 1.1em; line-height: 1.5; }

.cta { margin-top: 32px; padding: 40px 28px !important; background: var(--ink); color: var(--bg); border-radius: 4px; text-align: center; }
.cta h2 { margin-bottom: 20px; color: var(--bg); }
.cta .btn { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.cta .btn:hover { background: var(--surface); border-color: var(--surface); }

.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.card {
  display: flex; flex-direction: column; gap: 4px; padding: 18px 20px;
  border: 1px solid var(--line); border-radius: 4px; text-decoration: none; color: var(--ink);
}
.card:hover { border-color: var(--ink); }
.card-k { font-family: var(--mono); font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); }
.card-t { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.card-d { font-size: 16px; color: var(--ink-2); line-height: 1.5; }

.latest-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
h3 { font-size: 18px; margin: 0 0 10px; }
.latest { list-style: none; padding: 0; margin: 0; }
.latest li { padding: 10px 0; border-top: 1px solid var(--line); font-size: 16px; line-height: 1.5; }
.latest small { display: block; color: var(--ink-2); font-family: var(--mono); font-size: 12px; }

footer { margin-top: 64px; border-top: 1px solid var(--line); padding: 28px 0 40px; font-size: 15px; color: var(--ink-2); }
.foot nav { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 10px; }

@media (max-width: 860px) {
  .hero { padding: 44px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .cards, .latest-grid { grid-template-columns: 1fr; }
  .portrait { width: 80px; height: 80px; }
}

.ai-note { font-size: 14px; margin-top: 6px; }

/* Data band: numbers on flip-disc boards, each framed like the "B4" in the B4Contact logo */
.data-band { border-bottom: 1px solid var(--line); padding: 36px 0; }
.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.tile { display: flex; align-items: center; gap: 18px; min-width: 0; }
.disc-box { flex: none; border: 3px solid var(--ink); padding: 8px; background: var(--board); line-height: 0; }
.disc-box svg { display: block; height: 64px; width: auto; }
.disc { fill: var(--disc-off); transform-box: fill-box; transform-origin: center; }
.disc.on { fill: var(--disc-on); }
.disc.flip { animation: flip .38s ease-in-out both; }
@keyframes flip {
  0%   { transform: scaleX(1); fill: var(--disc-off); }
  50%  { transform: scaleX(0); fill: var(--disc-off); }
  51%  { transform: scaleX(0); fill: var(--disc-on); }
  100% { transform: scaleX(1); fill: var(--disc-on); }
}
@media (prefers-reduced-motion: reduce) { .disc.flip { animation: none; fill: var(--disc-on); } }
.tile-t { display: block; font-size: 22px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
.tile-s { display: block; margin-top: 4px; font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
@media (max-width: 760px) { .tiles { grid-template-columns: 1fr; gap: 22px; } .disc-box svg { height: 52px; } .tile-t { font-size: 19px; } }

/* Light/dark switch, top right */
.theme-toggle { position: absolute; top: 16px; right: 16px; z-index: 5; width: 40px; height: 40px; display: grid; place-items: center;
  background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 50%; cursor: pointer; padding: 0; }
.theme-toggle:hover { border-color: var(--ink); }
.theme-toggle:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.theme-toggle svg { width: 18px; height: 18px; }

/* Research figures inside the text sections: a small disc board, one sentence, the source */
.stats { display: grid; gap: 14px; margin: 8px 0 24px; }
.stat { display: flex; align-items: center; gap: 16px; margin: 0; padding: 14px 16px; border: 1px solid var(--line); border-radius: 4px; }
.stat .disc-box { border-width: 2px; padding: 6px; width: 172px; display: flex; justify-content: center; }
.stat .disc-box svg { height: 34px; max-width: 100%; }
.stat-t { display: block; font-size: 0.85em; line-height: 1.45; }
.stat-s { display: block; margin-top: 4px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); }
@media (max-width: 640px) { .stat { align-items: flex-start; flex-direction: column; gap: 10px; } }