/* ============================================================
   JERZY CARSON — Sistema de diseño (rediseño)
   Premium editorial · Blanco & Negro · Acento latón tenue
   Tipografía: Fraunces (títulos) + Inter (texto)
   Base estructural del sitio de referencia, adaptada a la marca.
   ============================================================ */

:root {
  /* Paleta monocroma */
  --ink:        #0b0b0c;   /* negro principal (texto / fondos oscuros) */
  --ink-soft:   #16171a;   /* negro suave para superficies */
  --graphite:   #54565c;   /* gris texto secundario */
  --mist:       #86868d;   /* gris tenue / metadatos */
  --line:       #e5e4e0;   /* líneas finas sobre blanco */
  --line-dark:  #2a2a2e;   /* líneas finas sobre negro */
  --paper:      #ffffff;   /* blanco base */
  --paper-2:    #f7f6f2;   /* hueso / secciones claras */

  /* Acento latón (uso muy contenido) */
  --accent:        #8c6f3f;  /* latón sobre blanco (contraste AA) */
  --accent-warm:   #a3854f;  /* latón medio */
  --accent-light:  #c7a86d;  /* latón claro para fondos oscuros */

  /* Tipografía */
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Escala / ritmo */
  --container: 1180px;
  --radius: 2px;
  --transition: 220ms cubic-bezier(.2, .6, .2, 1);
}

/* ---------- Reset ligero ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  font-size: 1.0625rem;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }

/* Salto de accesibilidad */
.skip-link { position: absolute; left: -999px; top: 0; z-index: 2000; background: var(--ink); color: #fff; padding: .6rem 1rem; }
.skip-link:focus { left: 0; }

/* ---------- Tipografía ---------- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 .5em;
  font-optical-sizing: auto;
  color: var(--ink);
}
h1 { font-size: clamp(2.5rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
h4 { font-size: 1.15rem; }
p { margin: 0 0 1.1rem; }
strong { font-weight: 600; }
.lead { font-size: clamp(1.15rem, 1.6vw, 1.4rem); line-height: 1.55; color: var(--graphite); }

.eyebrow {
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);            /* acento latón: el hilo de color del sitio */
  margin-bottom: 1.1rem;
  display: inline-block;
}
.eyebrow--light { color: var(--accent-light); }

/* Énfasis serif itálica para POV / frases ancla */
.accent-quote { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--accent); }
.section--dark .accent-quote { color: var(--accent-light); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 1.5rem; }
.container--narrow { max-width: 820px; }
section { position: relative; }
.section { padding: clamp(4rem, 9vw, 7.5rem) 0; }
.section--tight { padding: clamp(3rem, 6vw, 5rem) 0; }

.section--dark { background: var(--ink); color: var(--paper); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: var(--paper); }
.section--dark .lead { color: rgba(255,255,255,.72); }
.section--paper2 { background: var(--paper-2); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.nav__brand { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; letter-spacing: .02em; line-height: 1; }
.nav__brand span { color: var(--accent); }            /* el punto en latón */
.nav__brand small { display:block; font-family: var(--sans); font-size: .54rem; letter-spacing: .3em; text-transform: uppercase; color: var(--mist); margin-top: 4px; font-weight: 600; }
.nav__menu { display: flex; align-items: center; gap: 1.9rem; list-style: none; margin: 0; padding: 0; }
.nav__link { font-size: .92rem; font-weight: 500; color: var(--graphite); position: relative; background: none; border: 0; font-family: var(--sans); cursor: pointer; }
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--ink); }
.nav__link[aria-current="page"]::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 1.5px; background: var(--accent); }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: var(--transition); }

/* Dropdown (Servicios / Sectores) */
.has-dd { position: relative; }
.dd { display: flex; align-items: center; gap: .35rem; }
.dd__caret { width: 8px; height: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: var(--transition); }
.has-dd[aria-expanded="true"] .dd__caret { transform: rotate(225deg) translateY(-1px); }
.dd__panel {
  position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%) translateY(6px);
  min-width: 268px; background: var(--paper); border: 1px solid var(--line);
  box-shadow: 0 24px 60px -28px rgba(0,0,0,.4); padding: .5rem; opacity: 0; visibility: hidden;
  transition: opacity var(--transition), transform var(--transition); border-radius: var(--radius);
}
.has-dd:hover .dd__panel, .has-dd[aria-expanded="true"] .dd__panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dd__panel li { width: auto; }
.dd__panel a { display: block; padding: .6rem .8rem; font-size: .9rem; color: var(--graphite); border-radius: var(--radius); }
.dd__panel a:hover { background: var(--paper-2); color: var(--ink); }
.dd__head { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); padding: .5rem .8rem .2rem; font-weight: 600; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--sans); font-size: .95rem; font-weight: 600;
  padding: .85rem 1.6rem; border-radius: var(--radius);
  border: 1.5px solid var(--ink); cursor: pointer; line-height: 1;
  transition: all var(--transition);
}
.btn--primary { background: var(--ink); color: var(--paper); }
.btn--primary:hover { background: transparent; color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--light { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--light:hover { background: transparent; color: var(--paper); }
.btn--outline-light { background: transparent; color: var(--paper); border-color: rgba(255,255,255,.4); }
.btn--outline-light:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--lg { padding: 1.05rem 2rem; font-size: 1rem; }
.btn--sm { padding: .6rem 1.1rem; font-size: .88rem; }

/* WhatsApp flotante */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 1100;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center; border: 1.5px solid var(--ink);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.wa-float:hover { transform: translateY(-3px); background: var(--accent); border-color: var(--accent); }
.wa-float svg { width: 28px; height: 28px; }

/* ---------- Hero ---------- */
.hero { padding: clamp(4.5rem, 10vw, 8rem) 0 clamp(3.5rem, 7vw, 6rem); }
.hero__title { max-width: 20ch; }
.hero__sub { max-width: 58ch; margin-top: 1.5rem; }
.hero__cta { margin-top: 2.4rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__quote { margin-top: 2rem; font-family: var(--serif); font-style: italic; font-size: clamp(1.3rem,2.4vw,1.9rem); color: var(--ink); padding-left: 1.1rem; border-left: 2px solid var(--accent); max-width: 30ch; }

/* ---------- Respuesta directa (GEO) ---------- */
.answer { border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--radius); padding: 1.8rem 2rem; background: var(--paper); }
.answer__label { font-family: var(--sans); font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); margin-bottom: .7rem; display: block; }
.answer p { font-size: 1.18rem; line-height: 1.6; margin: 0; color: var(--ink); }
.answer p strong { font-weight: 600; }

/* ---------- Grid de tarjetas ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem 1.8rem; background: var(--paper);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  display: flex; flex-direction: column; height: 100%;
}
.card:hover { border-color: var(--ink); transform: translateY(-3px); box-shadow: 0 22px 50px -34px rgba(0,0,0,.45); }
.card__k { font-family: var(--sans); font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .9rem; }
.card__num { font-family: var(--serif); font-size: 1.5rem; color: var(--accent); margin-bottom: .4rem; }
.card h3 { margin-bottom: .6rem; }
.card p { color: var(--graphite); font-size: .98rem; margin-bottom: 1.2rem; }
.card__link { margin-top: auto; font-weight: 600; font-size: .92rem; display: inline-flex; align-items: center; gap: .4rem; color: var(--ink); }
.card__link::after { content: "→"; transition: transform var(--transition); color: var(--accent); }
.card:hover .card__link::after { transform: translateX(4px); }
.card--accent { border-color: var(--accent); }
.card--dark { background: var(--ink); border-color: var(--ink); }
.card--dark h3 { color: var(--paper); }
.card--dark p { color: rgba(255,255,255,.68); }
.card--dark .card__link { color: var(--accent-light); }

/* ---------- Banda de cifras factuales (alcance) ---------- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.metric { text-align: left; padding: 1.6rem 0 0; border-top: 1px solid var(--line-dark); }
.metric__n { font-family: var(--serif); font-size: clamp(2.4rem, 4.5vw, 3.4rem); line-height: 1; display: block; color: var(--paper); }
.metric__n em { color: var(--accent-light); font-style: normal; }
.metric__l { font-size: .9rem; color: rgba(255,255,255,.62); margin-top: .7rem; display: block; }

/* ---------- Lista "¿esto te suena?" ---------- */
.pain-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.pain-list li {
  font-size: 1.15rem; padding: 1.3rem 1.5rem; border: 1px solid var(--line);
  border-radius: var(--radius); display: flex; gap: .9rem; align-items: flex-start;
  font-family: var(--serif); font-style: italic; color: var(--ink); background: var(--paper);
}
.pain-list li::before { content: "\201D"; font-family: var(--serif); font-size: 1.9rem; line-height: 1; color: var(--accent); }

/* ---------- POV / banda de cita ---------- */
.pov { text-align: center; max-width: 24ch; margin-inline: auto; }
.pov__line { font-family: var(--serif); font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.12; }

/* ---------- Pasos / proceso ---------- */
.steps { counter-reset: step; display: grid; gap: 1.5rem; margin: 0; padding: 0; list-style: none; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: start; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.step::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-family: var(--serif); font-size: 1.6rem; color: var(--accent); }
.step h3 { font-size: 1.25rem; margin-bottom: .3rem; }
.step p { color: var(--graphite); margin: 0; }

/* ---------- Listas de checks ---------- */
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: .9rem; }
.checklist li { display: flex; gap: .8rem; align-items: flex-start; color: var(--graphite); }
.checklist li::before { content: "—"; color: var(--accent); font-weight: 700; }

/* ---------- Hechos verificables ---------- */
.facts { border-top: 1px solid var(--line); margin: 0; }
.facts .fact { display: grid; grid-template-columns: 190px 1fr; gap: 1.2rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.facts .fact dt { font-weight: 600; color: var(--ink); font-size: .95rem; }
.facts .fact dd { margin: 0; color: var(--graphite); }
.facts .fact .cite { color: var(--accent); font-weight: 600; }
@media (max-width: 640px){ .facts .fact { grid-template-columns: 1fr; gap: .2rem; } }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q { width: 100%; text-align: left; background: none; border: 0; cursor: pointer; padding: 1.5rem 0; font-family: var(--serif); font-size: 1.25rem; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq__q::after { content: "+"; font-family: var(--sans); font-size: 1.5rem; color: var(--accent); transition: var(--transition); }
.faq__item[open] .faq__q::after { content: "\2013"; }
.faq__a { padding: 0 0 1.5rem; color: var(--graphite); max-width: 72ch; }

/* ---------- Byline / meta ---------- */
.byline { display: inline-flex; align-items: center; gap: .6rem; font-size: .85rem; color: var(--mist); border: 1px solid var(--line); border-radius: 100px; padding: .35rem .9rem; }
.byline .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* ---------- CTA final ---------- */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 20ch; margin-inline: auto; }
.cta-band .lead { max-width: 52ch; margin-inline: auto; }
.cta-band__btns { margin-top: 2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.7); padding: 4.5rem 0 2rem; }
.site-footer h4 { color: var(--paper); font-family: var(--sans); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer__brand { font-family: var(--serif); font-size: 1.5rem; color: var(--paper); margin-bottom: .2rem; }
.footer__brand span { color: var(--accent); }
.footer__brand small { display:block; font-family: var(--sans); font-size: .54rem; letter-spacing: .3em; text-transform: uppercase; color: var(--mist); margin: 6px 0 .8rem; font-weight: 600; }
.footer__local { color: rgba(255,255,255,.5); font-size: .85rem; }
.footer__links { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.footer__links a { color: rgba(255,255,255,.7); font-size: .92rem; }
.footer__links a:hover { color: var(--accent-light); }
.footer__bottom { margin-top: 3.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line-dark); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: .82rem; color: var(--mist); }
.footer__bottom a:hover { color: var(--accent-light); }

/* ---------- Utilidades ---------- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.divider { height: 1px; background: var(--line); border: 0; margin: 0; }
.todo { outline: 1px dashed var(--accent); outline-offset: 2px; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav__menu {
    position: fixed; inset: 74px 0 auto 0; background: var(--paper);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 1rem 1.5rem 2rem; border-bottom: 1px solid var(--line);
    transform: translateY(-130%); transition: transform var(--transition); height: auto; max-height: calc(100vh - 74px); overflow-y: auto;
  }
  .nav__menu.open { transform: translateY(0); }
  .nav__menu li { width: 100%; padding: .5rem 0; border-bottom: 1px solid var(--line); }
  .nav__menu li:last-child { border: 0; padding-top: 1rem; }
  .nav__toggle { display: block; }
  .dd__panel { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; padding: .2rem 0 .2rem 1rem; min-width: 0; }
  .has-dd:hover .dd__panel { transform: none; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: .4rem; }
}
/* ---------- Imágenes / media (tratamiento monocromo + tinte latón) ---------- */
.media-frame { position: relative; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--paper-2); }
.media-frame img, .media-frame > svg { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-frame img { filter: grayscale(100%) contrast(1.03); transition: filter var(--transition); }
.media-frame:hover img { filter: grayscale(55%); }
.media-frame::after { content:""; position:absolute; inset:0; background: linear-gradient(160deg, rgba(140,111,63,.14), rgba(11,11,12,.05)); mix-blend-mode: multiply; pointer-events:none; }
.media-frame--tall { aspect-ratio: 4 / 5; height: 100%; }
.media-cap { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mist); margin-top: .7rem; display: block; }

/* Banda con fotografía de fondo (oscurecida para legibilidad) */
.band-photo { position: relative; overflow: hidden; }
.band-photo .band-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: grayscale(100%); opacity: .55; z-index: 0; }
.band-photo::before { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(11,11,12,.82), rgba(11,11,12,.9)); z-index: 1; }
.band-photo > .container { position: relative; z-index: 2; }

@media (max-width: 991px){ .media-frame--tall { aspect-ratio: 16 / 10; margin-top: 1.8rem; } }

/* ---------- Páginas internas: breadcrumb ---------- */
.breadcrumb-bar { border-bottom: 1px solid var(--line); background: var(--paper); }
.breadcrumb-bar .crumbs { padding: .9rem 0; margin: 0; }
.crumbs { font-size: .82rem; color: var(--mist); }
.crumbs a { color: var(--mist); }
.crumbs a:hover { color: var(--accent); }
.crumbs .sep { padding: 0 .45rem; color: var(--line); }
.crumbs .current { color: var(--graphite); }

/* Hero de página interna (más compacto) */
.hero--page { padding: clamp(3rem, 6vw, 4.5rem) 0 clamp(2rem, 4vw, 3rem); }

/* ---------- ¿Para quién sí / no? ---------- */
.fit { display: grid; gap: 1.5rem; }
@media (min-width: 768px){ .fit { grid-template-columns: 1fr 1fr; } }
.fit__col { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.9rem; background: var(--paper); height: 100%; }
.fit__col--yes { border-top: 3px solid var(--accent); }
.fit__col--no { border-top: 3px solid var(--line); }
.fit__title { font-family: var(--sans); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mist); margin-bottom: 1rem; }
.checklist--no li::before { content: "\00d7"; color: var(--mist); }

/* ---------- Prosa de artículo ---------- */
.prose { max-width: 720px; }
.prose h2 { margin-top: 2.2rem; }
.prose h3 { margin-top: 1.6rem; }
.prose ul, .prose ol { padding-left: 1.2rem; color: var(--graphite); }
.prose li { margin-bottom: .5rem; }
.article-meta { color: var(--mist); font-size: .9rem; margin-bottom: 1.4rem; }
.tag { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--line); border-radius: 100px; padding: .32rem .8rem; }

/* ---------- Lista de recursos / posts ---------- */
.post { border-bottom: 1px solid var(--line); padding: 1.8rem 0; }
.post__k { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.post h3 { margin: .5rem 0 .4rem; }
.post p { color: var(--graphite); margin-bottom: .6rem; }

/* ---------- Formularios y contacto ---------- */
.form-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; }
.form { display: grid; gap: 1rem; }
.form label { font-size: .85rem; font-weight: 600; color: var(--ink); display: grid; gap: .35rem; }
.form input, .form select, .form textarea { padding: .8rem .9rem; border: 1px solid var(--line); border-radius: var(--radius); font-family: var(--sans); font-size: 1rem; width: 100%; background: #fff; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.2rem; }
.contact-list dt { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mist); margin-bottom: .2rem; }
.contact-list dd { margin: 0; font-size: 1.05rem; }

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Refuerzos de compatibilidad ---------- */
.lead { font-weight: 400; }
.m-0 { margin: 0 !important; }