/* Talmoka — hoja de estilo común */

:root {
  --bg: #eef0f2;
  --bg-alt: #dfe3e7;
  --bg-dark: #1b2733;
  --ink: #151a20;
  --ink-soft: #636d78;
  --ink-invert: #eef0f2;
  --accent: #2c4a7c;
  --accent-2: #a35a2a;
  --mono: ui-monospace, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --gap: 24px;
  --rhythm: 128px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- rejilla ---------- */

.grid {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
}

.col-text { grid-column: 4 / span 6; }
.col-list { grid-column: 4 / span 7; }
.col-wide { grid-column: 3 / span 8; }
.col-full { grid-column: 1 / -1; }

/* ---------- cabecera y navegación ---------- */

.site-header { padding: 40px 0 0; }

.nav-row {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 40px;
}

.nav-row a,
.brand {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
}

.brand { color: var(--ink); }

.nav-row a:hover { color: var(--accent); }
.nav-row a[aria-current="page"] { color: var(--accent); }

/* ---------- hero ---------- */

.hero {
  min-height: 78vh;
  display: grid;
  align-items: end;
  padding: 120px 0 96px;
}

.hero .grid { align-content: end; }

.hero-label {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin: 0 0 32px;
}

h1 {
  grid-column: 3 / span 8;
  margin: 0;
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.4;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
}

.hero-sub {
  grid-column: 4 / span 6;
  margin: 32px 0 0;
  text-align: center;
  color: var(--ink-soft);
  font-size: 18px;
}

.page-head { padding: 96px 0 0; }
.page-head h1 { text-align: center; }
.page-head .hero-sub { margin-top: 28px; }

/* ---------- secciones ---------- */

main section { padding: calc(var(--rhythm) / 2) 0; }

.band { background: var(--bg-alt); }
.band, .dark { padding: var(--rhythm) 0; margin: calc(var(--rhythm) / 2) 0; }

.dark {
  background: var(--bg-dark);
  color: var(--ink-invert);
}

.dark h2, .dark h3 { color: var(--ink-invert); }
.dark p { color: #c3ccd4; }
.dark .sec-num { color: #c98a5c; }
.dark .caption { color: #97a3ae; }
.dark a { color: #9db8e0; }

h2 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 28px;
}

h3 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 40px 0 14px;
}

.sec-num {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent-2);
  margin-bottom: 14px;
}

p { margin: 0 0 22px; max-width: 66ch; }

.lead { font-size: 21px; line-height: 1.7; }

ul, ol { margin: 0 0 22px; padding-left: 22px; }
li { margin-bottom: 10px; }
li::marker { color: var(--accent); }

.checklist { list-style: none; padding-left: 0; }
.checklist li {
  padding-left: 28px;
  position: relative;
}
.checklist li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ---------- imágenes ---------- */

.figure-main {
  grid-column: 3 / span 8;
  margin: 96px 0;
  text-align: center;
}

.caption {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 18px;
  line-height: 1.8;
}

.detail-figure { grid-column: 2 / span 4; margin: 0; }
.detail-text { grid-column: 7 / span 5; }
.detail-text h2 { margin-top: 0; }

/* ---------- separadores tipográficos (About) ---------- */

.tirette {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--accent-2);
  font-family: var(--mono);
  letter-spacing: 0.4em;
  margin: 72px 0;
}

/* ---------- pie ---------- */

.site-footer {
  background: var(--bg-alt);
  padding: 120px 0;
  margin-top: var(--rhythm);
  text-align: center;
}

.footer-inner { grid-column: 3 / span 8; }

.footer-name {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin: 0 0 36px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 40px;
  margin-bottom: 36px;
}

.footer-nav a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
}

.footer-nav a:hover { color: var(--accent); }

.footer-mail { margin: 0 auto 28px; }

.footer-note {
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 auto;
  max-width: 52ch;
}

/* ---------- adaptación ---------- */

@media (max-width: 900px) {
  :root { --rhythm: 72px; }

  .grid { padding: 0 20px; grid-template-columns: 1fr; column-gap: 0; }

  .col-text, .col-list, .col-wide, .col-full,
  h1, .hero-sub, .hero-label, .figure-main,
  .detail-figure, .detail-text, .footer-inner, .tirette,
  .nav-row {
    grid-column: 1 / -1;
  }

  .hero { min-height: 0; padding: 72px 0 56px; }
  .figure-main { margin: 56px 0; }
  .detail-text { margin-top: 40px; }
  .detail-figure img { margin: 0 auto; }
  .site-footer { padding: 72px 0; }
  .tirette { margin: 48px 0; }
  .nav-row { gap: 8px 24px; }
  .lead { font-size: 19px; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .nav-row a, .footer-nav a { font-size: 11px; letter-spacing: 0.16em; }
}