/* Ferraro & Asociados — demo para profesionales (Core Vibe)
   Marfil, azul tinta y oro viejo. Serif clásica (Cormorant Garamond) + sans precisa (Manrope).
   Estilo editorial: filetes finos, numerales romanos y esquinas rectas. */

@font-face { font-family: "Cormorant"; src: url("/demos/_base/fonts/cormorant-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Cormorant"; src: url("/demos/_base/fonts/cormorant-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Cormorant"; src: url("/demos/_base/fonts/cormorant-500-italic.woff2") format("woff2"); font-weight: 500; font-style: italic; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("/demos/_base/fonts/manrope-var.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }

:root {
  --marfil: #f6f3ec;
  --marfil-2: #efeadf;
  --piedra: #e6e1d6;
  --blanco: #fffdf9;
  --tinta: #13233a;
  --tinta-2: #1d3150;
  --oro: #a8834b;
  --oro-claro: #c9a46a;
  --oro-texto: #7d5e2b;
  --texto-2: #55606e;
  --linea: rgba(19, 35, 58, 0.13);
  --linea-fuerte: rgba(19, 35, 58, 0.24);
  --linea-clara: rgba(246, 243, 236, 0.14);
  --serif: "Cormorant", "Cormorant Garamond", Garamond, Georgia, serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

body {
  background: var(--marfil);
  color: var(--tinta);
  font: 400 1.03rem/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}
:focus-visible { outline: 2px solid var(--oro); outline-offset: 3px; }
a { color: inherit; }

.wrap { width: min(100% - 2 * clamp(16px, 4vw, 40px), 1160px); margin-inline: auto; }
.kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  color: var(--oro-texto);
  font: 700 0.72rem/1.2 var(--sans);
  letter-spacing: 0.24em;
  text-transform: uppercase;
}
.kicker::before { content: ""; width: 30px; height: 1px; background: currentColor; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.05; letter-spacing: -0.01em; }
h2 { font-size: clamp(2.3rem, 2.8vw + 1.1rem, 3.5rem); }
h3 { font-weight: 600; }
h1 em, h2 em { color: var(--oro-texto); font-style: italic; }

/* ---------- Botones (rectos, como un membrete) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 1.15em 1.9em;
  border: 1px solid transparent;
  font: 700 0.76rem/1 var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background-color 0.25s, color 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--tinta { background: var(--tinta); color: var(--marfil); }
.btn--tinta:hover { background: var(--tinta-2); }
.btn--linea { border-color: var(--tinta); color: var(--tinta); }
.btn--linea:hover { background: var(--tinta); color: var(--marfil); }
.btn--oro { background: var(--oro); color: var(--tinta); }
.btn--oro:hover { background: var(--oro-claro); }
.btn--sm { padding: 0.95em 1.4em; }

/* ---------- Franja superior y encabezado ---------- */
.franja { background: var(--tinta); color: rgba(246, 243, 236, 0.75); font-size: 0.8rem; letter-spacing: 0.04em; }
.franja__in { display: flex; justify-content: space-between; gap: 16px; padding: 9px 0; }

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 243, 236, 0.86);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--linea);
  transition: background-color 0.3s, box-shadow 0.3s;
}
.header.is-scrolled { background: rgba(246, 243, 236, 0.97); box-shadow: 0 10px 30px -24px rgba(19, 35, 58, 0.45); }
.header__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 78px; }

.logo { display: inline-flex; align-items: center; gap: 14px; color: var(--tinta); text-decoration: none; }
.logo__mono {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border: 1px solid var(--oro);
  box-shadow: inset 0 0 0 3px var(--marfil), inset 0 0 0 4px rgba(168, 131, 75, 0.55);
  font: 600 1.6rem/1 var(--serif);
}
.logo__texto { display: block; font: 600 1.4rem/1 var(--serif); white-space: nowrap; }
.logo__texto em { color: var(--oro-texto); font-style: italic; font-weight: 500; }
.logo__texto small { display: block; margin-top: 6px; color: var(--texto-2); font: 700 0.6rem/1 var(--sans); letter-spacing: 0.26em; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a:not(.btn) {
  padding: 0.5em 0.85em;
  color: var(--texto-2);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  background: linear-gradient(var(--oro), var(--oro)) no-repeat center bottom / 0 1px;
  transition: color 0.2s, background-size 0.3s var(--ease);
}
.nav a:not(.btn):hover { color: var(--tinta); background-size: calc(100% - 1.7em) 1px; }
.nav .btn { margin-left: 10px; }
.nav-btn { display: none; place-items: center; align-content: center; gap: 6px; width: 46px; height: 46px; padding: 0 12px; border: 1px solid var(--linea-fuerte); background: transparent; }
.nav-btn i { display: block; width: 100%; height: 1.5px; background: var(--tinta); transition: transform 0.3s var(--ease); }
.nav-btn[aria-expanded="true"] i:first-of-type { transform: translateY(3.75px) rotate(45deg); }
.nav-btn[aria-expanded="true"] i:last-of-type { transform: translateY(-3.75px) rotate(-45deg); }

/* ---------- Portada ---------- */
.hero {
  position: relative;
  overflow: hidden;
  overflow: clip;
  padding: clamp(70px, 10vw, 140px) 0 clamp(60px, 7vw, 100px);
  background: radial-gradient(ellipse 70% 60% at 50% 40%, var(--blanco), var(--marfil) 70%);
  isolation: isolate;
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  top: clamp(24px, 4vw, 44px);
  bottom: clamp(24px, 4vw, 44px);
  z-index: -1;
  width: 1px;
  background: linear-gradient(transparent, var(--linea-fuerte) 20%, var(--linea-fuerte) 80%, transparent);
}
.hero::before { left: max(16px, calc(50% - 620px)); }
.hero::after { right: max(16px, calc(50% - 620px)); }
.hero__signo {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: -1;
  color: var(--oro);
  font: 500 clamp(26rem, 58vw, 50rem)/1 var(--serif);
  opacity: 0.09;
  transform: translate(-50%, -54%);
  pointer-events: none;
  user-select: none;
}
.hero__in { display: flex; flex-direction: column; align-items: center; text-align: center; }
.hero .kicker::after { content: ""; width: 30px; height: 1px; background: currentColor; }
.hero h1 { max-width: 18ch; font-size: clamp(3.2rem, 6.2vw + 0.8rem, 6.6rem); line-height: 0.96; letter-spacing: -0.025em; }
.hero h1 em { display: block; }
.hero__lead { max-width: 54ch; margin-top: 28px; color: var(--texto-2); font-size: clamp(1.05rem, 0.35vw + 1rem, 1.18rem); }
.hero__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 38px; }
.hero__cifras {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(100%, 720px);
  margin-top: clamp(56px, 7vw, 84px);
  border-top: 1px solid var(--linea-fuerte);
  border-bottom: 1px solid var(--linea);
}
.hero__cifras div { display: flex; flex-direction: column-reverse; gap: 6px; padding: 22px 12px; }
.hero__cifras div + div { border-left: 1px solid var(--linea); }
.hero__cifras dt { color: var(--texto-2); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.hero__cifras dd { font: 500 clamp(2.2rem, 2vw + 1.4rem, 3rem)/1 var(--serif); }

/* ---------- Secciones ---------- */
.seccion { padding: clamp(84px, 9vw, 136px) 0; }
.seccion--tinta { background: var(--tinta); color: var(--marfil); }
.seccion--tinta .kicker { color: var(--oro-claro); }
.seccion--piedra { background: var(--piedra); }
.cabecera { max-width: 660px; margin-bottom: clamp(44px, 5vw, 64px); }
.cabecera > p:not(.kicker) { margin-top: 18px; color: var(--texto-2); font-size: 1.08rem; }
.cabecera--centro { margin-inline: auto; text-align: center; }
.cabecera--centro .kicker { justify-content: center; }
.cabecera--centro .kicker::after { content: ""; width: 30px; height: 1px; background: currentColor; }

/* ---------- Áreas de práctica ---------- */
.areas { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.area {
  position: relative;
  padding: 34px 30px 30px;
  border-top: 3px solid var(--oro);
  background: var(--blanco);
  box-shadow: 0 1px 0 var(--linea);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.area:hover { transform: translateY(-5px); box-shadow: 0 30px 60px -36px rgba(19, 35, 58, 0.45); }
.area__num {
  display: block;
  margin-bottom: 20px;
  color: var(--oro);
  font: italic 500 3.1rem/0.8 var(--serif);
  transition: color 0.3s;
}
.area:hover .area__num { color: var(--tinta); }
.area h3 { font-size: 1.95rem; }
.area > p { margin-top: 10px; color: var(--texto-2); }
.area ul { margin-top: 22px; border-top: 1px solid var(--linea); }
.area li { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--linea); font-size: 0.93rem; }
.area li::before { content: ""; flex-shrink: 0; width: 6px; height: 6px; border: 1px solid var(--oro); transform: rotate(45deg); }

/* ---------- El estudio ---------- */
.estudio { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr); gap: clamp(40px, 7vw, 110px); align-items: start; }
.cita { position: sticky; top: 130px; padding-left: clamp(22px, 3vw, 40px); border-left: 1px solid var(--oro-claro); }
.cita blockquote { font: italic 500 clamp(1.9rem, 2.2vw + 1rem, 2.9rem)/1.18 var(--serif); }
.cita figcaption { margin-top: 28px; color: var(--oro-claro); font-size: 0.76rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; }
.estudio__pasos h2 { margin-bottom: 30px; }
.pasos li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 22px; padding: 26px 0; border-top: 1px solid var(--linea-clara); }
.pasos li:last-child { border-bottom: 1px solid var(--linea-clara); }
.pasos span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid var(--oro-claro);
  border-radius: 50%;
  color: var(--oro-claro);
  font: italic 500 1.35rem/1 var(--serif);
}
.pasos h3 { font-size: 1.6rem; }
.pasos p { margin-top: 6px; color: rgba(246, 243, 236, 0.72); }

/* ---------- Calculadora ---------- */
.calculadora { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 100px); align-items: center; }
.calculadora__copy > p:not(.kicker):not(.aviso) { margin-top: 20px; color: var(--texto-2); font-size: 1.08rem; }
.aviso { margin-top: 26px; padding: 14px 18px; border-left: 2px solid var(--oro); background: var(--marfil-2); color: var(--texto-2); font-size: 0.88rem; }

.calc,
.consulta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 18px;
  padding: clamp(24px, 3.5vw, 40px);
  border-top: 3px solid var(--oro);
  background: var(--blanco);
  box-shadow: 0 40px 80px -50px rgba(19, 35, 58, 0.45);
}
.campo--full { grid-column: 1 / -1; }
.campo label,
.modalidad legend {
  display: block;
  margin-bottom: 9px;
  padding: 0;
  color: var(--texto-2);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.campo input,
.campo select,
.campo textarea {
  width: 100%;
  min-height: 50px;
  padding: 0.8em 1em;
  border: 1px solid var(--linea-fuerte);
  border-radius: 0;
  background: var(--marfil);
  transition: border-color 0.2s, background-color 0.2s;
}
.campo input:hover,
.campo select:hover,
.campo textarea:hover { border-color: var(--tinta); }
.campo input:focus,
.campo select:focus,
.campo textarea:focus { border-color: var(--tinta); background: var(--blanco); }
.campo textarea { resize: vertical; min-height: 120px; }
.campo textarea::placeholder { color: #8a8f98; }
.campo--select { position: relative; }
.campo--select select { appearance: none; padding-right: 2.6em; cursor: pointer; }
.campo--select::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 21px;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--tinta);
  border-bottom: 1.5px solid var(--tinta);
  transform: rotate(45deg);
  pointer-events: none;
}
.campo__pesos { position: relative; }
.campo__pesos span { position: absolute; left: 1em; top: 50%; color: var(--texto-2); font-weight: 600; transform: translateY(-50%); }
.campo__pesos input { padding-left: 2em; font-weight: 600; }

.check { display: flex; align-items: center; gap: 12px; font-size: 0.95rem; cursor: pointer; }
.check input { flex-shrink: 0; width: 20px; height: 20px; margin: 0; accent-color: var(--tinta); }

.resultado { display: grid; gap: 6px; padding: 24px 26px; background: var(--tinta); color: var(--marfil); }
.resultado__label { color: var(--oro-claro); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; }
.resultado__total { font: 600 clamp(2.3rem, 2.4vw + 1.4rem, 3.2rem)/1.05 var(--serif); font-variant-numeric: lining-nums tabular-nums; }
.resultado__detalle { color: rgba(246, 243, 236, 0.72); font-size: 0.9rem; }

/* ---------- Equipo ---------- */
.equipo { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.persona { padding: 38px 22px 32px; border: 1px solid var(--linea); background: var(--marfil); text-align: center; transition: border-color 0.3s; }
.persona:hover { border-color: var(--oro); }
.persona__mono {
  display: grid;
  place-items: center;
  width: 104px;
  height: 104px;
  margin: 0 auto 24px;
  border: 1px solid var(--oro);
  border-radius: 50%;
  background: var(--marfil-2);
  box-shadow: inset 0 0 0 6px var(--marfil), inset 0 0 0 7px rgba(168, 131, 75, 0.5);
  font: italic 500 2.1rem/1 var(--serif);
  letter-spacing: 0.02em;
  transition: transform 0.6s var(--ease);
}
.persona:hover .persona__mono { transform: rotate(-8deg); }
.persona h3 { font-size: 1.5rem; }
.persona__rol { margin: 8px 0 10px; color: var(--oro-texto); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; }
.persona p:last-child { color: var(--texto-2); font-size: 0.92rem; }
.nota-ficticia { margin-top: 30px; color: var(--texto-2); font-size: 0.84rem; font-style: italic; text-align: center; }

/* ---------- Testimonios ---------- */
.testimonios { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.testimonios li { padding: 6px clamp(20px, 3vw, 40px); }
.testimonios li + li { border-left: 1px solid var(--linea); }
.testimonios li::before { content: "«"; display: block; height: 0.6em; margin-bottom: 14px; color: var(--oro); font: 500 3.4rem/1 var(--serif); }
.testimonios blockquote { font: italic 500 1.5rem/1.35 var(--serif); }
.testimonios p { margin-top: 20px; color: var(--oro-texto); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }

/* ---------- Preguntas frecuentes ---------- */
.faq { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(30px, 6vw, 90px); align-items: start; }
.faq .cabecera { margin-bottom: 0; }
.faq__lista details { border-top: 1px solid var(--linea-fuerte); }
.faq__lista details:last-child { border-bottom: 1px solid var(--linea-fuerte); }
.faq__lista summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  font: 600 1.4rem/1.25 var(--serif);
  list-style: none;
  cursor: pointer;
}
.faq__lista summary::-webkit-details-marker { display: none; }
.faq__lista summary::after {
  content: "+";
  flex-shrink: 0;
  color: var(--oro-texto);
  font: 300 1.7rem/1 var(--sans);
  transition: transform 0.3s var(--ease);
}
.faq__lista details[open] summary::after { transform: rotate(45deg); }
.faq__lista summary:hover { color: var(--tinta-2); }
.faq__lista details p { max-width: 62ch; padding-bottom: 24px; color: var(--texto-2); }

/* ---------- Contacto ---------- */
.contacto { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(40px, 7vw, 100px); align-items: start; }
.contacto__info > p:not(.kicker) { margin-top: 18px; color: var(--texto-2); font-size: 1.08rem; }
.datos { margin-top: 36px; }
.datos div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px; padding: 15px 0; border-top: 1px solid var(--linea); }
.datos div:last-child { border-bottom: 1px solid var(--linea); }
.datos dt { padding-top: 3px; color: var(--oro-texto); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }

.modalidad { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; padding: 0; border: 0; min-width: 0; }
.modalidad legend { grid-column: 1 / -1; float: left; width: 100%; }
.modalidad label { position: relative; cursor: pointer; }
.modalidad label + label span { border-left: 0; }
.modalidad input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.modalidad span { display: grid; place-items: center; min-height: 50px; padding: 0 0.6em; border: 1px solid var(--linea-fuerte); font-size: 0.92rem; font-weight: 600; text-align: center; transition: background-color 0.2s, color 0.2s; }
.modalidad label:hover span { background: var(--marfil-2); }
.modalidad input:checked + span { border-color: var(--tinta); background: var(--tinta); color: var(--marfil); }
.modalidad input:focus-visible + span { outline: 2px solid var(--oro); outline-offset: 2px; }
.consulta .btn { min-height: 54px; }
.form-nota { color: var(--texto-2); font-size: 0.8rem; text-align: center; }

/* ---------- Pie ---------- */
.footer { padding: 60px 0 36px; background: var(--tinta); color: rgba(246, 243, 236, 0.7); font-size: 0.92rem; }
.footer__in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 40px; }
.logo--claro { color: var(--marfil); }
.logo--claro .logo__mono { border-color: var(--oro-claro); box-shadow: inset 0 0 0 3px var(--tinta), inset 0 0 0 4px rgba(201, 164, 106, 0.55); }
.logo--claro .logo__texto em { color: var(--oro-claro); }
.logo--claro .logo__texto small { color: rgba(246, 243, 236, 0.6); }
.footer__legal { flex-basis: 100%; padding-top: 24px; border-top: 1px solid var(--linea-clara); font-size: 0.82rem; }
.footer__legal a { color: var(--oro-claro); }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .areas { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .equipo { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .estudio, .calculadora, .faq, .contacto { grid-template-columns: minmax(0, 1fr); }
  .cita { position: static; }
  .testimonios { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .testimonios li { padding: 0; }
  .testimonios li + li { padding-top: 34px; border-left: 0; border-top: 1px solid var(--linea); }
}
@media (max-width: 880px) {
  .nav-btn { display: grid; }
  .js .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    height: calc(100dvh - 78px);
    padding: 20px clamp(16px, 4vw, 40px) 32px;
    border-top: 1px solid var(--linea);
    background: var(--marfil);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0s linear 0.3s;
  }
  .js .nav.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }
  .js .nav a:not(.btn) { padding: 0.55em 0; border-bottom: 1px solid var(--linea); background: none; color: var(--tinta); font: 500 2rem/1.2 var(--serif); }
  .js .nav .btn { margin: 26px 0 0; }
  html:not(.js) .nav a:not(.btn) { display: none; }
}
@media (max-width: 640px) {
  .hero::before, .hero::after { display: none; }
  .franja__in span + span { display: none; }
  .franja__in { justify-content: center; }
  .areas, .equipo { grid-template-columns: minmax(0, 1fr); }
  .consulta { grid-template-columns: minmax(0, 1fr); }
  .hero__ctas { width: 100%; }
  .hero__ctas .btn { flex: 1 1 100%; }
  .hero__cifras div { padding: 18px 6px; }
  .hero__cifras dt { font-size: 0.64rem; letter-spacing: 0.08em; }
  .area { padding: 28px 22px 24px; }
  .datos div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}
@media (max-width: 400px) {
  .logo__texto { font-size: 1.22rem; }
  .logo__mono { width: 40px; height: 40px; }
}