/* ==========================================================================
   Layout: header, hero, grillas de sección, footer
   ========================================================================== */

/* --------------------------------------------------------------- Header -- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  transition: background var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease),
              color var(--t-base) var(--ease);
}

/* Sobre el hero de la portada el header es transparente y se vuelve blanco al
   hacer scroll. Sólo se activa en rutas con hero oscuro (data-overlay). */
.site-header[data-overlay='true']:not(.is-scrolled) {
  background: transparent;
  border-bottom-color: transparent;
  color: #fff;
}

.site-header[data-overlay='true']:not(.is-scrolled) .nav-link { color: rgba(255,255,255,0.88); }
.site-header[data-overlay='true']:not(.is-scrolled) .nav-link::after { background: #fff; }
.site-header[data-overlay='true']:not(.is-scrolled) .nav-link[aria-current='page'] { color: #fff; }
.site-header[data-overlay='true']:not(.is-scrolled) .btn--outline {
  border-color: rgba(255,255,255,0.55);
  color: #fff;
}
.site-header[data-overlay='true']:not(.is-scrolled) .btn--outline:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink-900);
}
.site-header[data-overlay='true']:not(.is-scrolled) .menu-toggle { color: #fff; border-color: rgba(255,255,255,0.45); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
}

/* Marca */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
}
.brand__mark { width: 38px; height: 38px; flex: none; }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: 0.005em;
}
/* "VESACON" va en versales: con un poco de espaciado entre letras la palabra
   respira y se alinea ópticamente con el descriptor de abajo. */
.brand__name--marca {
  font-size: 1.1875rem;
  letter-spacing: 0.13em;
  font-weight: 500;
}
.brand__tag {
  font-size: 0.625rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-top: 2px;
}
.site-header[data-overlay='true']:not(.is-scrolled) .brand__tag { color: rgba(255,255,255,0.7); }

/* Navegación */
.site-nav { display: flex; align-items: center; gap: clamp(1.25rem, 2.2vw, 2.25rem); }

.nav-link {
  position: relative;
  font-size: 0.9375rem;
  color: var(--ink-700);
  padding-block: 0.35rem;
  transition: color var(--t-fast) var(--ease);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--ink-900);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--ease);
}
.nav-link:hover { color: var(--ink-900); }
.nav-link:hover::after,
.nav-link[aria-current='page']::after { transform: scaleX(1); }
.nav-link[aria-current='page'] { color: var(--ink-900); }

.header-actions { display: flex; align-items: center; gap: var(--space-4); }

.menu-toggle { display: none; }

/* ----------------------------------------------------------------- Hero -- */
.hero {
  position: relative;
  min-height: min(90vh, 820px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  isolation: isolate;
  padding-top: calc(var(--header-h) + var(--space-8));
  padding-bottom: var(--space-8);
}

.hero__media { position: absolute; inset: 0; z-index: -2; background: var(--ink-900); }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }

.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  /* Doble degradado: uno inferior para el texto y otro lateral para que el
     título mantenga contraste sobre fotografías claras. */
  background:
    linear-gradient(to top, rgba(16,15,14,0.88) 0%, rgba(16,15,14,0.60) 40%, rgba(16,15,14,0.34) 72%, rgba(16,15,14,0.48) 100%),
    linear-gradient(to right, rgba(16,15,14,0.48) 0%, rgba(16,15,14,0.12) 52%, rgba(16,15,14,0) 78%);
}

.hero__inner { width: 100%; }

.hero__eyebrow {
  font-size: var(--step--1);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: var(--step-6);
  max-width: 16ch;
  color: #fff;
}

.hero__lead {
  margin-top: var(--space-5);
  max-width: 52ch;
  font-size: clamp(1rem, 0.94rem + 0.3vw, 1.1875rem);
  color: rgba(255,255,255,0.86);
}

.hero__search { margin-top: clamp(2rem, 4vw, 3.25rem); }

.hero__hint {
  margin-top: var(--space-4);
  font-size: var(--step--1);
  color: rgba(255,255,255,0.68);
}

/* ------------------------------------------------------- Grilla de fichas -- */
.property-grid {
  display: grid;
  gap: clamp(1.5rem, 2.5vw, 2.25rem);
  /* `auto-fit` en vez de `auto-fill`: con dos o tres propiedades publicadas,
     las fichas se reparten el ancho en lugar de dejar huecos vacíos al lado. */
  grid-template-columns: repeat(auto-fit, minmax(278px, 1fr));
}

/* ------------------------------------------------------- Sobre nosotros --- */
.about {
  display: grid;
  gap: clamp(2rem, 5vw, 4.5rem);
  grid-template-columns: 1fr 1fr;
  align-items: center;
}

.about__media { position: relative; }
.about__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--paper-deep);
}
.about__quote {
  border-left: 2px solid var(--accent);
  padding-left: var(--space-5);
  margin-top: var(--space-6);
  color: var(--ink-700);
  font-family: var(--font-display);
  font-size: var(--step-2);
  line-height: 1.4;
}
.about__signature {
  margin-top: var(--space-5);
  font-size: var(--step--1);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--ink-500);
}

/* ------------------------------------------------------- Por qué elegirnos */
.reasons {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.reason {
  padding: var(--space-6) var(--space-5) var(--space-5) 0;
  border-right: 1px solid var(--line);
}
.reason:last-child { border-right: 0; }
.reason:not(:first-child) { padding-left: var(--space-5); }
.reason__num {
  font-family: var(--font-display);
  font-size: var(--step--1);
  color: var(--accent);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: var(--space-4);
}
.reason__title { font-size: var(--step-2); margin-bottom: var(--space-3); }
.reason__text { color: var(--ink-700); font-size: 0.9375rem; }

/* ------------------------------------------------------------- Contacto --- */
.contact {
  display: grid;
  gap: clamp(2rem, 5vw, 4.5rem);
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.contact__aside { align-self: stretch; }

.contact-card {
  border: 1px solid var(--line);
  background: var(--paper);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.contact-card + .contact-card { margin-top: var(--space-5); }
.contact-card__title { font-size: var(--step-2); margin-bottom: var(--space-3); }
.contact-card__text { color: var(--ink-700); font-size: 0.9375rem; margin-bottom: var(--space-5); }

.contact-list { display: grid; gap: var(--space-4); margin-top: var(--space-5); }
.contact-list__item { display: flex; flex-direction: column; gap: 2px; }
.contact-list__label {
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--ink-500);
}
.contact-list__value { color: var(--ink-900); }
a.contact-list__value:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* --------------------------------------------------------------- Footer --- */
.site-footer {
  background: var(--ink-900);
  color: rgba(255,255,255,0.78);
  padding-block: var(--space-8) var(--space-6);
  margin-top: auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.site-footer .brand__tag { color: rgba(255,255,255,0.6); }
.footer__about {
  margin-top: var(--space-5);
  max-width: 42ch;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.68);
}
.footer__heading {
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-4);
}
.footer__list { display: grid; gap: var(--space-3); font-size: 0.9375rem; }
.footer__list a:hover { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.footer__pending {
  color: rgba(255,255,255,0.42);
  font-size: 0.8125rem;
}

/* Identidad legal de la empresa, bajo los datos de contacto */
.footer__legal {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.14);
}
.footer__legal-nombre {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.86);
}
.footer__legal-dato {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.52);
  margin-top: 2px;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-5);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
}

/* ------------------------------------------------- Layout de la aplicación */
.page { padding-top: var(--header-h); }
.page--hero { padding-top: 0; }

body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1 0 auto; }