/* ValidX — hoja de estilos principal
   Benchmark: metamap.com. Tema único claro con secciones a sangre en azul discreto. */

:root {
  --blanco: #FFFFFF;
  --niebla: #EEF3FA;
  --tinta: #1B2430;
  --gris: #5B6675;
  --linea: #E4E9F0;
  --linea-fuerte: #C9D3E0;
  --azul: #2E5A97;
  --azul-profundo: #1E3F6E;
  --azul-claro: #DCE7F5;
  --azul-texto: #2E5A97;
  --azul-linea: #4D78B3;
  --dorado: #E9C36F;
  --verde: #2E8B5E;
  --verde-suave: #E4F3EA;
  --sobre-azul: #FFFFFF;
  --sobre-azul-suave: #D6E2F3;
  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Rubik", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --max: 1180px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  color-scheme: light;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body { margin: 0; background: var(--blanco); color: var(--tinta); font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg, canvas { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--azul); }
:focus-visible { outline: 3px solid var(--azul-linea); outline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; line-height: 1.15; letter-spacing: -0.01em; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 4.8vw, 3.75rem); line-height: 1.08; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.2rem; font-family: var(--font-body); font-weight: 500; }
p { margin: 0; }
.lede { font-size: 1.125rem; color: var(--gris); max-width: 56ch; line-height: 1.65; }
.lede b { color: var(--tinta); font-weight: 500; }
.eyebrow { font-family: var(--font-body); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--azul-texto); }
.container { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.section { padding-block: clamp(4rem, 8vw, 6.5rem); }
.section-head { display: grid; gap: 1rem; max-width: 46rem; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section-head.center { margin-inline: auto; text-align: center; justify-items: center; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* franjas azules */
.band { background: var(--azul); color: var(--sobre-azul); }
.band .eyebrow { color: var(--dorado); }
.band h2 { color: var(--sobre-azul); }
.band .lede { color: var(--sobre-azul-suave); }
.band .lede b { color: var(--sobre-azul); }

/* ---------- botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.5rem; border-radius: 3px;
  font-family: var(--font-body); font-weight: 500; font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; cursor: pointer; border: 1.5px solid transparent; white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--tinta); color: #FFFFFF; }
.btn-primary:hover { background: var(--azul-profundo); color: #FFFFFF; }
.btn-ghost { border-color: var(--tinta); color: var(--tinta); background: transparent; }
.btn-ghost:hover { background: var(--tinta); color: #FFFFFF; }
.band .btn-primary { background: var(--tinta); color: #FFFFFF; }
.band .btn-ghost { border-color: var(--sobre-azul); color: var(--sobre-azul); }
.band .btn-ghost:hover { background: var(--sobre-azul); color: var(--azul); }
.link-more { font-size: 0.8rem; font-weight: 500; text-decoration: none; letter-spacing: 0.02em; }
.link-more::after { content: " ›"; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, 0.94); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--linea); }
.nav { display: flex; align-items: center; gap: 2.5rem; height: 74px; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; font-family: var(--font-body); font-weight: 600; font-size: 1.3rem; letter-spacing: -0.01em; }
.brand:hover { color: inherit; }
.brand-mark { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; flex: 1; }
.nav-links a { text-decoration: none; font-weight: 400; font-size: 0.95rem; color: var(--tinta); }
.nav-links a:hover { color: var(--azul); }
.nav-cta { display: flex; gap: 1.25rem; align-items: center; margin-left: auto; }
.nav-cta .btn { padding: 0.6rem 1.1rem; font-size: 0.72rem; }
.nav-toggle { display: none; background: none; border: 1.5px solid var(--linea-fuerte); border-radius: 3px; width: 42px; height: 42px; cursor: pointer; color: var(--tinta); }
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .nav.is-open .nav-links { display: flex; flex-direction: column; align-items: flex-start; gap: 0.25rem; position: absolute; left: 0; right: 0; top: 74px; background: var(--blanco); border-bottom: 1px solid var(--linea); padding: 1rem var(--gutter) 1.25rem; }
  .nav.is-open .nav-links a { display: block; padding: 0.6rem 0; font-size: 1.1rem; }
}

/* ---------- hero ---------- */
.hero { padding-block: clamp(3rem, 6vw, 5rem) clamp(2.5rem, 5vw, 4rem); background: var(--blanco); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
.hero-copy { display: grid; gap: 1.5rem; }
.hero-copy h1 { max-width: 17ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.hero-art { position: relative; aspect-ratio: 1 / 0.9; max-width: 560px; margin-inline: auto; width: 100%; }
.hero-art canvas { width: 100%; height: 100%; }
.hero-art .hint { position: absolute; left: 0; bottom: -1.5rem; font-size: 0.7rem; color: var(--gris); letter-spacing: 0.08em; text-transform: uppercase; }

/* ---------- franja de instituciones ---------- */
.trust { border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); padding-block: 1.75rem; text-align: center; box-shadow: 0 12px 30px -24px rgba(27, 36, 48, 0.25); }
.trust p { font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gris); margin-bottom: 1.1rem; }
.trust ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem 3rem; list-style: none; margin: 0; padding: 0; }
.trust li { font-family: var(--font-display); font-size: 1.35rem; color: #9AA5B4; letter-spacing: 0.01em; }
.trust li small { display: block; font-family: var(--font-body); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: #B4BDC9; }

/* ---------- diferencia (franja azul) ---------- */
.diff-grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
@media (max-width: 900px) { .diff-grid { grid-template-columns: 1fr; } }
.diff-copy { display: grid; gap: 1.25rem; }

/* reporte de validación (tarjeta) */
.report { background: var(--blanco); color: var(--tinta); border-radius: 6px; font-size: 0.88rem; line-height: 1.5; box-shadow: 0 30px 60px -30px rgba(15, 30, 55, 0.5); overflow: hidden; }
.report-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.85rem 1.1rem; border-bottom: 1px solid var(--linea); font-size: 0.78rem; color: var(--gris); }
.report-bar strong { color: var(--tinta); font-weight: 500; }
.status-dot { display: inline-flex; align-items: center; gap: 0.4rem; }
.status-dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--verde); }
.report-body { padding: 1rem 1.1rem 0.6rem; display: grid; gap: 0.9rem; }
.report-req { color: var(--gris); display: grid; gap: 0.3rem; font-family: var(--font-mono); font-size: 0.76rem; }
.report-req .method { color: var(--azul); font-weight: 600; }
.report-req .json { color: var(--tinta); white-space: pre-wrap; word-break: break-word; background: var(--niebla); border-radius: 4px; padding: 0.5rem 0.65rem; }
.report-rows { display: grid; gap: 0.1rem; border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); padding-block: 0.5rem; }
.crow { display: grid; grid-template-columns: 5.6rem 1fr auto auto; gap: 0.6rem; align-items: center; padding: 0.3rem 0; transition: opacity 0.25s ease; }
.crow .src { font-family: var(--font-mono); color: var(--azul); font-weight: 600; font-size: 0.68rem; letter-spacing: 0.06em; }
.crow .what { color: var(--tinta); }
.crow .ms { font-family: var(--font-mono); color: var(--gris); font-size: 0.7rem; }
.crow .tick { width: 20px; height: 20px; border-radius: 50%; background: var(--verde-suave); color: var(--verde); display: inline-grid; place-items: center; font-size: 0.7rem; font-weight: 700; }
.crow.is-pending { opacity: 0.35; }
.crow.is-pending .tick { background: var(--niebla); color: var(--gris); }
.report-foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-bottom: 0.5rem; }
.verdict { display: inline-flex; align-items: center; gap: 0.5rem; }
.verdict b { background: var(--verde-suave); color: var(--verde); padding: 0.15rem 0.6rem; border-radius: 999px; font-weight: 500; font-size: 0.78rem; }
.verdict .folio { font-family: var(--font-mono); color: var(--gris); font-size: 0.7rem; }
.rerun { background: var(--blanco); border: 1px solid var(--linea-fuerte); color: var(--tinta); font-family: var(--font-body); font-size: 0.74rem; font-weight: 500; padding: 0.35rem 0.7rem; border-radius: 3px; cursor: pointer; }
.rerun:hover { border-color: var(--azul); color: var(--azul); }
.report-note { padding: 0.4rem 1.1rem 0.9rem; color: var(--gris); font-size: 0.72rem; }

/* ---------- cifras ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 860px) { .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.stat { border: 1px solid var(--azul-linea); padding: 2.25rem 1rem; text-align: center; display: grid; gap: 0.5rem; }
.stat b { font-family: var(--font-display); font-weight: 500; font-size: clamp(2.4rem, 4vw, 3.2rem); line-height: 1; color: var(--azul); font-variant-numeric: tabular-nums; }
.stat span { color: var(--azul-texto); font-size: 0.88rem; line-height: 1.35; }

/* ---------- plataforma (franja azul con collage) ---------- */
.platform-grid { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 6fr) minmax(0, 3fr); gap: clamp(1.5rem, 4vw, 3rem); align-items: center; }
@media (max-width: 960px) { .platform-grid { grid-template-columns: 1fr; } }
.side { display: grid; gap: 2.5rem; }
.side-item { display: grid; gap: 0.35rem; }
.side-item .ico { width: 22px; height: 22px; border: 1.5px solid var(--sobre-azul-suave); border-radius: 50%; display: grid; place-items: center; color: var(--sobre-azul); font-size: 0.7rem; margin-bottom: 0.3rem; }
.side-item h3 { color: var(--sobre-azul); font-size: 1rem; }
.side-item p { color: var(--sobre-azul-suave); font-size: 0.92rem; line-height: 1.5; }
.side-item .link-more { color: var(--sobre-azul); }
.collage { position: relative; aspect-ratio: 1 / 0.95; }
.collage::before { content: ""; position: absolute; inset: 8% 4% 4% 4%; border-radius: 50%; background: rgba(255, 255, 255, 0.08); }
.ui { position: absolute; background: var(--blanco); color: var(--tinta); border-radius: 6px; box-shadow: 0 20px 40px -18px rgba(10, 25, 50, 0.5); padding: 0.9rem 1rem; font-size: 0.78rem; line-height: 1.4; display: grid; gap: 0.45rem; }
.ui .ui-title { font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gris); }
.ui .ui-big { font-family: var(--font-mono); font-size: 0.95rem; font-weight: 600; }
.ui .chip { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.2rem 0.55rem; border-radius: 999px; font-size: 0.7rem; font-weight: 500; background: var(--verde-suave); color: var(--verde); width: fit-content; }
.ui .chip::before { content: "✓"; }
.ui .row { display: flex; justify-content: space-between; gap: 1rem; color: var(--gris); }
.ui .row b { color: var(--tinta); font-weight: 500; }
.ui-1 { left: 0; top: 6%; width: 52%; }
.ui-2 { right: 0; top: 0; width: 44%; }
.ui-3 { left: 8%; bottom: 8%; width: 46%; }
.ui-4 { right: 4%; bottom: 14%; width: 40%; }
.gauge { display: grid; place-items: center; }
.gauge svg { width: 110px; height: 66px; overflow: visible; }
.gauge .val { font-family: var(--font-mono); font-size: 1.4rem; font-weight: 600; color: var(--tinta); margin-top: -0.4rem; }
.gauge small { color: var(--gris); font-size: 0.66rem; }
.collage-cta { position: absolute; left: 50%; bottom: -1.1rem; transform: translateX(-50%); }
@media (max-width: 960px) { .collage { max-width: 560px; margin-inline: auto; width: 100%; } }
@media (max-width: 520px) { .ui { font-size: 0.7rem; padding: 0.7rem 0.75rem; } .gauge svg { width: 80px; height: 48px; } }

/* ---------- bloques alternos (cómo funciona, API) ---------- */
.alt { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
/* Sin esto, en una sola columna el bloque de codigo estira la rejilla y la pagina desborda en movil. */
.alt > * { min-width: 0; }
@media (max-width: 900px) { .alt { grid-template-columns: 1fr; } .alt .visual { order: -1; } }
.alt .copy { display: grid; gap: 1.25rem; }
.alt .copy h2 { max-width: 18ch; }
.steps { display: grid; gap: 0; counter-reset: paso; border-top: 1px solid var(--linea); }
.step { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--linea); }
.step::before { counter-increment: paso; content: counter(paso, decimal-leading-zero); font-family: var(--font-display); font-size: 1.6rem; color: var(--azul); line-height: 1; }
.step h3 { font-size: 1.05rem; }
.step p { color: var(--gris); font-size: 0.95rem; margin-top: 0.25rem; }
.step code { font-family: var(--font-mono); font-size: 0.78rem; background: var(--niebla); padding: 0.1rem 0.4rem; border-radius: 3px; color: var(--tinta); }
.flow { background: var(--niebla); border-radius: 6px; padding: clamp(1.5rem, 3vw, 2.5rem); display: grid; gap: 1rem; }
.flow-node { background: var(--blanco); border: 1px solid var(--linea); border-radius: 4px; padding: 0.8rem 1rem; font-size: 0.85rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.flow-node .k { font-family: var(--font-mono); font-size: 0.72rem; color: var(--azul); }
.flow-arrow { text-align: center; color: var(--azul-linea); font-size: 1.1rem; line-height: 1; }
.flow-sources { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
.flow-sources div { background: var(--blanco); border: 1px solid var(--linea); border-radius: 4px; padding: 0.6rem 0.4rem; text-align: center; font-size: 0.72rem; font-weight: 500; color: var(--azul-profundo); }
.flow-sources div small { display: block; color: var(--verde); font-weight: 600; margin-top: 0.15rem; }

.api-features { display: grid; gap: 1.1rem; }
.api-feature { display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: start; }
.api-feature svg { width: 22px; height: 22px; color: var(--azul); margin-top: 0.15rem; }
.api-feature h3 { font-size: 1rem; }
.api-feature p { color: var(--gris); font-size: 0.93rem; }
.code { background: var(--tinta); border-radius: 6px; overflow: hidden; color: #E6EBF2; box-shadow: 0 30px 60px -30px rgba(15, 30, 55, 0.5); }
.code-tabs { display: flex; border-bottom: 1px solid #2B3645; font-family: var(--font-mono); font-size: 0.72rem; background: #232D3B; }
.code-tabs button { background: none; border: 0; color: #93A0B3; padding: 0.7rem 1rem; cursor: pointer; border-bottom: 2px solid transparent; font-family: inherit; font-size: inherit; }
.code-tabs button[aria-selected="true"] { color: #FFFFFF; border-bottom-color: var(--dorado); }
.code pre { margin: 0; padding: 1.1rem 1.25rem; font-family: var(--font-mono); font-size: 0.78rem; line-height: 1.6; overflow-x: auto; }
.code pre[hidden] { display: none; }
.tok-k { color: #8FB8F0; }
.tok-s { color: #B7DDC4; }
.tok-c { color: #8391A5; }
.tok-n { color: var(--dorado); }

/* ---------- cobertura (tabla) ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--linea); border-radius: 6px; background: var(--blanco); }
table.coverage { width: 100%; border-collapse: collapse; min-width: 760px; }
.coverage th, .coverage td { text-align: left; padding: 1rem 1.25rem; vertical-align: top; border-bottom: 1px solid var(--linea); }
.coverage thead th { font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gris); font-weight: 500; background: var(--niebla); }
.coverage tbody tr:last-child td { border-bottom: 0; }
.coverage td.inst { font-family: var(--font-display); font-size: 1.2rem; white-space: nowrap; }
.coverage td.inst small { display: block; font-family: var(--font-body); font-size: 0.74rem; color: var(--gris); margin-top: 0.2rem; white-space: normal; max-width: 15rem; }
.coverage ul { margin: 0; padding-left: 1.05rem; color: var(--gris); display: grid; gap: 0.25rem; font-size: 0.95rem; }
.coverage td.time { font-family: var(--font-mono); font-size: 0.82rem; color: var(--azul); }
/* Estado primero y objetivo debajo: lo que un comprador necesita saber antes
   que la cifra es si puede usarlo hoy. */
.coverage td.time b { display: block; font-family: var(--font-sans); font-weight: 600; white-space: nowrap; }
.coverage td.time small { display: block; margin-top: 0.15rem; color: var(--gris); font-size: 0.74rem; line-height: 1.35; }
.coverage td.use { color: var(--gris); font-size: 0.93rem; }

/* ---------- casos ---------- */
.cases { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 960px) { .cases { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ---------- monitoreo ---------- */
.monitor { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 1px solid var(--linea); border-radius: 6px; overflow: hidden; background: var(--blanco); }
@media (max-width: 900px) { .monitor { grid-template-columns: 1fr; } }
.monitor-item { padding: 1.75rem; display: grid; gap: 0.5rem; align-content: start; border-bottom: 1px solid var(--linea); border-right: 1px solid var(--linea); }
.monitor-item:nth-child(3n) { border-right: 0; }
.monitor-item:nth-last-child(-n+3) { border-bottom: 0; }
@media (max-width: 900px) { .monitor-item { border-right: 0; } .monitor-item:nth-last-child(-n+3) { border-bottom: 1px solid var(--linea); } .monitor-item:last-child { border-bottom: 0; } }
.monitor-item .freq { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--azul); }
.monitor-item h3 { font-size: 1.05rem; }
.monitor-item p { color: var(--gris); font-size: 0.93rem; }
.alert-sample { margin-top: 2rem; background: var(--niebla); border-left: 3px solid var(--azul); border-radius: 0 6px 6px 0; padding: 1rem 1.25rem; font-size: 0.9rem; display: grid; gap: 0.25rem; max-width: 46rem; }
.alert-sample .k { font-family: var(--font-mono); font-size: 0.7rem; color: var(--gris); letter-spacing: 0.06em; }
.alert-sample b { font-weight: 500; }
@media (max-width: 560px) { .cases { grid-template-columns: 1fr; } }
.case { border: 1px solid var(--linea); border-radius: 6px; padding: 1.5rem; display: grid; gap: 0.6rem; align-content: start; background: var(--blanco); }
.case .eyebrow { font-size: 0.66rem; }
.case h3 { font-size: 1.05rem; }
.case p { color: var(--gris); font-size: 0.92rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; border-top: 1px solid var(--linea); max-width: 52rem; margin-inline: auto; }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1.5rem; padding: 1.2rem 0; font-weight: 500; font-size: 1.05rem; line-height: 1.35; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--azul); flex: none; font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq .answer { padding: 0 0 1.4rem; color: var(--gris); max-width: 65ch; }

/* ---------- demo (franja azul + formulario) ---------- */
.demo-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
@media (max-width: 960px) { .demo-grid { grid-template-columns: 1fr; } }
.demo-aside { display: grid; gap: 1.25rem; }
.demo-aside ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.6rem; color: var(--sobre-azul-suave); }
.demo-aside li::before { content: "✓"; color: var(--dorado); font-weight: 700; margin-right: 0.6rem; }
.contact-lines { display: grid; gap: 0.35rem; font-size: 0.92rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.25); color: var(--sobre-azul-suave); }
.contact-lines a { color: var(--sobre-azul); }
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem 1.25rem; background: var(--blanco); color: var(--tinta); border-radius: 6px; padding: clamp(1.25rem, 3vw, 2rem); box-shadow: 0 30px 60px -30px rgba(15, 30, 55, 0.5); }
@media (max-width: 640px) { .form { grid-template-columns: 1fr; } }
.field { display: grid; gap: 0.35rem; }
.field.wide { grid-column: 1 / -1; }
.field label { font-size: 0.82rem; font-weight: 500; }
.field label small { color: var(--gris); font-weight: 400; }
.field input, .field select, .field textarea { font: inherit; font-size: 1rem; color: var(--tinta); background: var(--blanco); border: 1px solid var(--linea-fuerte); border-radius: 3px; padding: 0.7rem 0.85rem; width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--azul); box-shadow: 0 0 0 3px rgba(46, 90, 151, 0.18); }
.field textarea { min-height: 6.5rem; resize: vertical; }
.form-foot { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.form-foot small { color: var(--gris); font-size: 0.78rem; max-width: 40ch; }
.form-status { grid-column: 1 / -1; font-size: 0.95rem; padding: 0.75rem 1rem; border-radius: 3px; }
.form-status.ok { background: var(--verde-suave); }
.form-status.err { background: #F8E9E7; }
.hp { position: absolute; left: -9999px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--linea); padding-block: 3rem 2rem; font-size: 0.9rem; color: var(--gris); background: var(--blanco); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { font-family: var(--font-body); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 500; color: var(--tinta); margin-bottom: 0.8rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.site-footer a { text-decoration: none; }
.footer-brand { display: grid; gap: 0.8rem; max-width: 34ch; }
.footer-legal { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid var(--linea); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem 1.5rem; font-size: 0.78rem; }
.footer-legal p { max-width: 70ch; }

/* ---------- páginas legales ---------- */
.legal { max-width: 68ch; padding-block: 3rem 5rem; display: grid; gap: 1.25rem; }
.legal h1 { font-size: clamp(2rem, 4vw, 3rem); }
.legal h2 { font-size: 1.4rem; margin-top: 1.5rem; }
.legal p, .legal li { color: var(--gris); }
.legal ul { padding-left: 1.2rem; }