/* ==========================================================================
   Casa Lobadiz — landing page
   Hoja de estilos propia. Sin frameworks ni dependencias de build.
   ========================================================================== */

/* --- Tokens de diseño ----------------------------------------------------- */
:root {
  /* Color */
  --color-bg: #ffffff;
  --color-bg-alt: #f6f9fc;
  --color-bg-soft: #e3f5ff;
  --color-text: #4a5975;
  --color-text-muted: #7a7a7a;
  --color-heading: #1c244b;
  --color-ink: #14192e;
  --color-accent: #2f6fed;
  --color-accent-dark: #1f4fc4;
  --color-overlay-from: rgba(12, 16, 36, 0.35);
  --color-overlay-to: rgba(12, 16, 36, 0.78);

  /* Tipografía */
  --font-display: "Aboreto", serif;
  --font-base: "Poppins", sans-serif;
  --font-alt: "Roboto", sans-serif;

  /* Layout */
  --container-width: 1140px;
  --gutter: clamp(1rem, 5vw, 3rem);
  --radius: 0.6rem;
  --radius-lg: 1rem;
  --header-h: 108px;

  /* Espaciado */
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: clamp(2rem, 5vw, 3.5rem);
  --space-xl: clamp(3rem, 8vw, 6rem);

  /* Sombras */
  --shadow-sm: 0 2px 10px rgba(20, 25, 46, 0.08);
  --shadow-md: 0 16px 36px rgba(20, 25, 46, 0.14);
}

/* --- Reset mínimo ---------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-base);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

p {
  margin: 0 0 var(--space-sm);
}

h1,
h2 {
  margin: 0;
  font-weight: 400;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* --- Utilidades ------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

section {
  padding-block: var(--space-xl);
  scroll-margin-top: var(--header-h);
}

.kicker {
  margin: 0 0 var(--space-2xs);
  font-family: var(--font-alt);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.kicker--light {
  color: #9fc1ff;
}

.section-heading {
  font-family: var(--font-base);
  font-weight: 400;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  color: var(--color-heading);
  margin-bottom: var(--space-lg);
  max-width: 40ch;
}

.section-heading--light {
  color: #ffffff;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.85em 1.9em;
  border-radius: 999px;
  font-family: var(--font-base);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.btn--outline img {
  filter: invert(1) brightness(2);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  transform: translateY(-2px);
}

/* --- Cabecera / navegación --------------------------------------------------- */
.site-header {
  background-color: var(--color-bg);
}

.topbar {
  background-color: var(--color-heading);
  padding-block: 0.5rem;
}

.topbar__inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.topbar__contact {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: 0;
  font-family: var(--font-base);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  flex-wrap: wrap;
}

.topbar__contact a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

.topbar__contact a:hover,
.topbar__contact a:focus-visible {
  color: #ffffff;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.navbar__brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  text-decoration: none;
}

.navbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.lang-switch__link {
  display: flex;
  border-radius: 3px;
  overflow: hidden;
  line-height: 0;
  border: 1.5px solid transparent;
  opacity: 0.55;
  transition: opacity 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.lang-switch__link svg {
  display: block;
  width: 22px;
  height: 15px;
}

.lang-switch__link:hover,
.lang-switch__link:focus-visible {
  opacity: 1;
  transform: translateY(-1px);
}

.lang-switch__link[aria-current="page"] {
  opacity: 1;
  border-color: var(--color-accent);
}

.navbar__nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.navbar__nav a {
  text-decoration: none;
  color: var(--color-heading);
  font-size: 0.95rem;
  font-weight: 400;
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.navbar__nav a:hover,
.navbar__nav a:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.navbar__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.navbar__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.navbar__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Hero -------------------------------------------------------------------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(26rem, 70vh, 40rem);
  background-image: linear-gradient(180deg, var(--color-overlay-from), var(--color-overlay-to)),
    url("../images/dim-18.jpg");
  background-size: cover;
  background-position: center;
}

.hero__content {
  text-align: center;
  color: #ffffff;
  padding-block: var(--space-xl);
}

.hero__content .tagline {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #d9e6ff;
  margin: 0 0 var(--space-sm);
}

.hero__content .site-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  letter-spacing: 0.08em;
  color: #ffffff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.hero__lead {
  font-family: var(--font-alt);
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.9);
  margin: var(--space-md) 0 var(--space-lg);
}

/* --- Bienvenida / intro ------------------------------------------------------ */
.intro {
  background-color: var(--color-bg);
}

.intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.intro__col figure {
  margin: 0 0 var(--space-md);
}

.intro__col img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.intro__col p {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--color-text);
  margin: 0;
}

/* --- Ubicación --------------------------------------------------------------- */
.location {
  background-color: var(--color-bg-alt);
}

.location__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
}

.location__gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.location__gallery img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 3 / 2;
  object-fit: cover;
  width: 100%;
}

.location__heading {
  font-family: var(--font-base);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  color: var(--color-heading);
  line-height: 1.35;
  margin: 0;
}

/* --- Entorno y accesos -------------------------------------------------------- */
.features {
  background-color: var(--color-bg);
  text-align: center;
}

.features .section-heading {
  margin-inline: auto;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  text-align: left;
}

.feature-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  background-color: var(--color-bg-alt);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background-color: var(--color-bg-soft);
  color: var(--color-accent-dark);
}

.feature-card__icon svg {
  width: 1.6rem;
  height: 1.6rem;
}

.feature-card p {
  margin: 0;
  color: var(--color-ink);
  font-size: 1rem;
}

/* --- Galerías (zonas comunes / dormitorios) ----------------------------------- */
.gallery {
  background-color: var(--color-bg);
}

.bedrooms {
  background-color: var(--color-bg-alt);
  text-align: center;
}

.bedrooms .section-heading {
  margin-inline: auto;
  margin-bottom: var(--space-sm);
}

.bedrooms__lead {
  max-width: 46ch;
  margin: 0 auto var(--space-lg);
  color: var(--color-text);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  text-align: left;
}

.gallery__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.gallery__col figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 3 / 4;
}

.gallery__col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.gallery__col img:hover {
  transform: scale(1.04);
}

/* --- Estadísticas de la casa --------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  max-width: 640px;
  margin: 0 auto var(--space-xl);
}

.stats__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding: var(--space-md) var(--space-xs);
  background-color: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.stats__number {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  color: var(--color-accent-dark);
  line-height: 1;
}

.stats__label {
  font-family: var(--font-alt);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* --- Contacto ------------------------------------------------------------------ */
.contact {
  background-color: var(--color-ink);
  text-align: center;
}

.contact__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact .kicker,
.contact .section-heading {
  margin-inline: auto;
}

.contact__intro {
  font-family: var(--font-alt);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.75);
  margin: 0 0 var(--space-md);
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

.contact__actions img {
  width: 20px;
  height: 20px;
}

/* --- Pie de página --------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-heading);
  padding-block: var(--space-md);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
}

.site-footer p {
  margin: 0;
  font-family: var(--font-base);
  font-weight: 300;
  font-size: clamp(0.8rem, 2vw, 0.9rem);
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__brand {
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  color: #ffffff !important;
}

/* --- Foco visible para navegación por teclado ------------------------------------ */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* --- Responsive -------------------------------------------------------------------- */
@media (max-width: 900px) {
  .gallery__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features__grid {
    grid-template-columns: 1fr;
  }

  .location__grid {
    grid-template-columns: 1fr;
  }

  .location__gallery {
    order: 2;
  }
}

@media (max-width: 767px) {
  :root {
    --header-h: 140px;
  }

  .topbar__inner {
    justify-content: center;
    text-align: center;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #ffffff;
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .navbar__nav.is-open {
    max-height: 20rem;
  }

  .navbar__nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-sm) var(--gutter);
  }

  .navbar__nav li {
    border-bottom: 1px solid var(--color-bg-alt);
  }

  .navbar__nav a {
    display: block;
    padding-block: var(--space-sm);
  }

  .intro__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .gallery__grid {
    grid-template-columns: 1fr;
  }

  .location__gallery {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- Preferencia de movimiento reducido -------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .gallery__col img,
  .feature-card,
  .btn {
    transition: none;
  }
}