/* =========================================================
   Nurashield — Landing
   Dirección: legal-tech editorial · papel + tinta + verde petróleo
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --ink:            #11161b;
  --ink-2:          #181f26;
  --paper:          #f4f1ea;
  --paper-2:        #ece7dc;
  --paper-card:     #fbfaf6;

  --accent:         #1f4e46;   /* verde petróleo */
  --accent-2:       #2c6a5e;   /* hover */
  --accent-light:   #8fb8ae;   /* acento sobre fondo oscuro */

  --text:           #1b2127;
  --muted:          #5e5a51;
  --muted-dark:     rgba(244,241,234,.66);

  --line:           rgba(17,22,27,.14);
  --line-strong:    rgba(17,22,27,.28);
  --line-dark:      rgba(244,241,234,.16);

  --danger:         #a23226;

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans:    'Hanken Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  --container: 1180px;
  --radius: 6px;
  --pad-section: clamp(4.5rem, 3rem + 7vw, 8rem);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

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

body {
  font-family: var(--font-sans);
  font-size: clamp(1rem, .96rem + .22vw, 1.125rem);
  line-height: 1.65;
  color: var(--text);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Textura de grano sutil sobre toda la página */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .045;
  mix-blend-mode: multiply;
  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='0.8' numOctaves='2' stitchTiles='stitch'/%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; }
button { font: inherit; color: inherit; cursor: pointer; }

::selection { background: var(--accent); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.section--dark :focus-visible { outline-color: var(--accent-light); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 4rem);
}

.section { padding-block: var(--pad-section); position: relative; }
.section--alt { background: var(--paper-2); }
.section--dark { background: var(--ink); color: var(--paper); }
section[id] { scroll-margin-top: 92px; }

.section__head { max-width: 760px; margin-bottom: clamp(2.5rem, 4vw, 4rem); }
.section__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.85rem, 1.3rem + 2.4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--ink);
  max-width: 20ch;
  text-wrap: balance;
}
.section--dark .section__title { color: var(--paper); }
.section__lead {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 1rem + .35vw, 1.25rem);
  max-width: 62ch;
}
.section--dark .section__lead { color: var(--muted-dark); }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.4rem;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.eyebrow--light { color: var(--accent-light); }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 1rem; top: -100px;
  z-index: 200;
  background: var(--ink);
  color: var(--paper);
  padding: .7rem 1.1rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: .98rem;
  letter-spacing: .005em;
  line-height: 1;
  padding: .85rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background-color .25s var(--ease), color .25s var(--ease),
              transform .25s var(--ease), box-shadow .25s var(--ease),
              border-color .25s var(--ease);
}
.btn--primary {
  background: var(--ink);
  color: var(--paper);
  box-shadow: 0 1px 2px rgba(17,22,27,.18);
}
.btn--primary:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -10px rgba(31,78,70,.6);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--ink); background: rgba(17,22,27,.04); }
.btn--ghost span { transition: transform .25s var(--ease); }
.btn--ghost:hover span { transform: translateX(4px); }

.btn--sm { padding: .58rem .95rem; font-size: .88rem; }
.btn--lg { padding: 1rem 1.5rem; font-size: 1.02rem; }
.btn--block { display: flex; width: 100%; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244,241,234,.82);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(244,241,234,.94);
  box-shadow: 0 8px 30px -22px rgba(17,22,27,.5);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 1rem;
}

.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); }
.brand__mark { color: var(--accent); flex: 0 0 auto; }
.brand__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.3rem;
  letter-spacing: -.01em;
  color: var(--ink);
}

.nav { display: flex; align-items: center; gap: clamp(1.2rem, 2.5vw, 2.2rem); }
.nav__list { display: flex; align-items: center; gap: clamp(1.1rem, 2.2vw, 2rem); list-style: none; }
.nav__link {
  position: relative;
  text-decoration: none;
  color: var(--ink);
  font-size: .95rem;
  font-weight: 500;
  padding-block: .35rem;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width .28s var(--ease);
}
.nav__link:hover::after, .nav__link:focus-visible::after { width: 100%; }

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 40px;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}
.nav__toggle-bar {
  width: 18px; height: 1.6px;
  background: var(--ink);
  margin-inline: auto;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(3.3px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { transform: translateY(-3.3px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(3rem, 2rem + 6vw, 6rem); padding-bottom: var(--pad-section); }
.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.45rem, 1.5rem + 4.3vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--ink);
  max-width: 16ch;
  margin-top: .2rem;
  text-wrap: balance;
}
.hero__lead {
  margin-top: 1.7rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 1rem + .45vw, 1.3rem);
  max-width: 54ch;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.hero__note {
  margin-top: 1.3rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--muted);
}

/* Dossier (expediente) */
.dossier {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 1rem + 1.5vw, 2.1rem);
  box-shadow: 0 30px 60px -45px rgba(17,22,27,.5);
}
.dossier__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: .4rem;
}
.dossier__list { list-style: none; }
.dossier__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: baseline;
  padding-block: .95rem;
  border-bottom: 1px solid var(--line);
}
.dossier__num { font-family: var(--font-mono); font-size: .8rem; color: var(--accent); }
.dossier__text { color: var(--ink); font-size: 1rem; line-height: 1.45; }
.dossier__foot { margin-top: 1.1rem; font-size: .88rem; color: var(--muted); line-height: 1.5; }

/* ---------- Contexto / puntos ciegos ---------- */
.blindspots { list-style: none; border-top: 1px solid var(--line); }
.blindspot {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1rem, 3vw, 2.2rem);
  align-items: start;
  padding-block: clamp(1.2rem, 2.5vw, 1.8rem);
  border-bottom: 1px solid var(--line);
}
.blindspot__num {
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--accent);
  padding-top: .25em;
}
.blindspot__text {
  font-size: clamp(1.1rem, 1rem + .5vw, 1.4rem);
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink);
  max-width: 50ch;
}

/* ---------- Tesis ---------- */
.thesis { text-align: center; }
.thesis .eyebrow { justify-content: center; }
.thesis__statement {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 1.1rem + 2.6vw, 2.9rem);
  line-height: 1.22;
  color: var(--paper);
  max-width: 28ch;
  margin: 0 auto;
  text-wrap: balance;
}
.thesis__statement em { font-style: italic; color: var(--accent-light); }
.thesis__support {
  margin: 1.6rem auto 0;
  color: var(--muted-dark);
  font-size: clamp(1.02rem, 1rem + .3vw, 1.2rem);
  max-width: 56ch;
}

/* ---------- Enfoque (pillars) ---------- */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3.5rem) clamp(2rem, 5vw, 5rem);
}
.pillar { position: relative; border-top: 1px solid var(--line); padding-top: 1.7rem; }
.pillar::before { content: ""; position: absolute; top: -1px; left: 0; width: 36px; height: 2px; background: var(--accent); }
.pillar__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.35rem;
  color: var(--ink);
  margin-bottom: .6rem;
}
.pillar__text { color: var(--muted); font-size: 1rem; max-width: 44ch; }

/* ---------- Método (steps) ---------- */
.steps { list-style: none; border-top: 1px solid var(--line); }
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: start;
  padding-block: clamp(1.6rem, 3vw, 2.6rem);
  border-bottom: 1px solid var(--line);
}
.step__num {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 1.4rem + 2.6vw, 3.4rem);
  line-height: .9;
  color: var(--accent);
}
.step__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.25rem, 1.1rem + .6vw, 1.5rem);
  color: var(--ink);
  margin-bottom: .5rem;
}
.step__text { color: var(--muted); max-width: 54ch; }

/* ---------- Qué revisamos (index) ---------- */
.index { border-top: 1px solid var(--line); }
.index__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .4rem clamp(2rem, 4vw, 4rem);
  padding-block: clamp(1.3rem, 2.5vw, 1.9rem);
  border-bottom: 1px solid var(--line);
}
.index__term { font-family: var(--font-display); font-weight: 500; font-size: 1.2rem; color: var(--ink); }
.index__desc { color: var(--muted); max-width: 58ch; }

/* ---------- Resultado (checklist) ---------- */
.result { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
.checklist { list-style: none; display: grid; gap: 0; }
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-block: 1.1rem;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.05rem, 1rem + .35vw, 1.22rem);
  color: var(--ink);
}
.checklist li:first-child { border-top: 1px solid var(--line); }
.checklist li::before {
  content: "";
  flex: 0 0 auto;
  width: 9px; height: 15px;
  margin-top: .35em;
  border: 2px solid var(--accent);
  border-top: 0; border-left: 0;
  transform: rotate(42deg);
}

/* ---------- Credibilidad ---------- */
.note {
  border-left: 2px solid var(--accent);
  padding-left: clamp(1.2rem, 3vw, 2.2rem);
  margin: clamp(2.5rem, 5vw, 4rem) 0;
  max-width: 64ch;
}
.note__quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 1.1rem + 1.2vw, 1.95rem);
  line-height: 1.32;
  color: var(--ink);
}
.note__cap { margin-top: 1.1rem; color: var(--muted); font-size: .98rem; }

.principles { list-style: none; display: grid; grid-template-columns: 1fr; gap: 1.5rem clamp(2rem, 4vw, 4rem); }
.principles li { border-top: 1px solid var(--line); padding-top: 1.1rem; }
.principles__k {
  display: block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .45rem;
}
.principles__v { color: var(--ink); font-size: 1rem; }

/* ---------- Fundador ---------- */
.founder { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.founder__monogram {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 5;
  max-width: 300px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(4.5rem, 14vw, 8rem);
  box-shadow: 0 40px 70px -50px rgba(17,22,27,.7);
}
.founder__photo { width: 100%; max-width: 300px; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius); }
.founder__text { color: var(--muted); margin-top: 1.2rem; max-width: 56ch; line-height: 1.7; }
.founder__text strong { color: var(--ink); font-weight: 600; }
.founder__sign { font-family: var(--font-display); font-style: italic; color: var(--muted); margin-top: 1.4rem; }

/* ---------- FAQ ---------- */
.faqs { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: clamp(1.15rem, 2.5vw, 1.6rem);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.12rem, 1rem + .5vw, 1.4rem);
  color: var(--ink);
  list-style: none;
  cursor: pointer;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--accent);
  transition: transform .3s var(--ease);
}
.faq__item[open] .faq__q::after { transform: rotate(45deg); }
.faq__a { padding-bottom: clamp(1.1rem, 2.5vw, 1.6rem); color: var(--muted); max-width: 66ch; }
.faq__item[open] .faq__a { animation: fadeUp .35s var(--ease); }

/* ---------- CTA final + formulario ---------- */
.cta__inner { display: grid; grid-template-columns: 1fr; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: start; }
.cta__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.85rem, 1.3rem + 2.4vw, 2.9rem);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--paper);
  max-width: 18ch;
  text-wrap: balance;
}
.cta__lead { margin-top: 1.3rem; color: var(--muted-dark); max-width: 46ch; font-size: 1.1rem; }
.cta__points { list-style: none; margin-top: 1.8rem; display: grid; gap: .7rem; }
.cta__points li { position: relative; padding-left: 1.5rem; color: var(--paper); opacity: .92; font-size: .98rem; }
.cta__points li::before { content: "—"; position: absolute; left: 0; color: var(--accent-light); }

.cta__form-wrap { position: relative; }
.contact-form {
  background: var(--paper-card);
  color: var(--text);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 1rem + 2.5vw, 2.6rem);
  box-shadow: 0 50px 90px -55px rgba(0,0,0,.75);
}
.form__title { font-family: var(--font-display); font-weight: 500; font-size: 1.35rem; color: var(--ink); margin-bottom: 1.4rem; }

.field { display: flex; flex-direction: column; margin-bottom: 1.05rem; }
.field__label { font-size: .85rem; font-weight: 600; color: var(--ink); margin-bottom: .45rem; }
.field__opt { color: var(--muted); font-weight: 400; }
.field__input {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  padding: .72rem .85rem;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field__input::placeholder { color: #9a958b; }
.field__input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31,78,70,.16); }
.field__textarea { resize: vertical; min-height: 96px; }
.field-row { display: grid; grid-template-columns: 1fr; gap: 0 1rem; }

.field--check { flex-direction: row; align-items: flex-start; gap: .65rem; margin-top: .2rem; }
.field__check { margin-top: .15rem; width: 1.1rem; height: 1.1rem; accent-color: var(--accent); flex: 0 0 auto; }
.field__check-label { font-size: .9rem; color: var(--muted); line-height: 1.45; }

.field__error { color: var(--danger); font-size: .8rem; margin-top: .4rem; }
.field.has-error .field__input { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(162,50,38,.12); }

.form__note { margin-top: 1.1rem; font-size: .82rem; color: var(--muted); line-height: 1.55; }
.link-inline { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.link-inline:hover { color: var(--accent-2); }

.contact-form .btn--primary { margin-top: .4rem; }

/* Estado de éxito */
.form-success {
  background: var(--paper-card);
  border-radius: var(--radius);
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
  box-shadow: 0 50px 90px -55px rgba(0,0,0,.75);
}
.form-success__title { font-family: var(--font-display); font-weight: 500; font-size: 1.5rem; color: var(--ink); margin-bottom: .7rem; }
.form-success__text { color: var(--muted); max-width: 40ch; margin-inline: auto; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: var(--paper); padding-block: clamp(3rem, 5vw, 4.5rem); }
.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line-dark);
}
.brand--footer { color: var(--paper); }
.brand--footer .brand__name { color: var(--paper); }
.brand--footer .brand__mark { color: var(--accent-light); }
.footer__tagline { margin-top: .9rem; color: var(--muted-dark); max-width: 34ch; font-size: .95rem; }

.footer__cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.footer__h {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 1rem;
}
.footer__link { display: block; color: var(--muted-dark); text-decoration: none; padding-block: .32rem; font-size: .95rem; transition: color .2s var(--ease); }
.footer__link:hover { color: var(--paper); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .6rem 1.5rem;
  padding-top: 1.6rem;
  font-size: .82rem;
  color: var(--muted-dark);
}

/* ---------- Reveal ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: var(--d, 0s);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* =========================================================
   Responsive
   ========================================================= */
@media (min-width: 600px) {
  .field-row { grid-template-columns: 1fr 1fr; }
  .principles { grid-template-columns: 1fr 1fr; }
  .footer__cols { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 720px) {
  .index__row { grid-template-columns: minmax(190px, 26%) 1fr; align-items: baseline; }
}

@media (min-width: 768px) {
  .pillars { grid-template-columns: 1fr 1fr; }
  .result { grid-template-columns: .85fr 1.15fr; }
  .founder { grid-template-columns: 280px 1fr; }
}

@media (min-width: 900px) {
  .cta__inner { grid-template-columns: 1fr 1fr; align-items: center; }
}

@media (min-width: 960px) {
  .hero__inner { grid-template-columns: 1.25fr .85fr; align-items: center; }
  .footer__inner { grid-template-columns: 1.3fr 2fr; }
}

/* Nav móvil */
@media (max-width: 859px) {
  .nav__toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 40px -28px rgba(17,22,27,.5);
    padding: 1rem clamp(1.25rem, 5vw, 4rem) 1.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; width: 100%; }
  .nav__link { padding-block: .9rem; border-bottom: 1px solid var(--line); }
  .nav__link::after { display: none; }
  .nav__cta { margin-top: 1.1rem; width: 100%; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}