/* =====================================================
   CABAÑAS ABUELO OCTAVIO - HOJA DE ESTILOS (diseño moderno)
   Cambiá colores, tipografía y bordes desde las
   variables de abajo (:root) y se actualiza todo el sitio.
   ===================================================== */

:root {
  /* Colores */
  --color-bg: #ffffff;
  --color-surface: #f3f5f2;        /* fondo de secciones alternas */
  --color-line: #e2e7e1;           /* líneas y bordes suaves */
  --color-text: #111713;
  --color-muted: #5b665f;
  --color-primary: #1f5c43;        /* verde principal (botones, detalles) */
  --color-primary-dark: #174733;
  --color-dark: #0e1a13;           /* panel de contacto */
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #1fbd5c;

  /* Tipografía */
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;

  /* Bordes y sombras */
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --shadow: 0 12px 40px rgba(14, 26, 19, 0.08);
  --transition: 0.25s ease;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

.container { width: min(1160px, 100% - 32px); margin-inline: auto; }
.wide { width: min(1280px, 100% - 24px); margin-inline: auto; }

/* Íconos de línea */
.icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px;
  font-family: var(--font-main); font-size: 0.95rem; font-weight: 600;
  border: 1px solid transparent; border-radius: 999px;
  background: var(--color-primary); color: #fff;
  cursor: pointer; transition: var(--transition);
}
.btn:hover { background: var(--color-primary-dark); transform: translateY(-1px); }
.btn--small { padding: 10px 20px; font-size: 0.9rem; }
.btn--primary { background: var(--color-primary); }
.btn--light { background: #fff; color: var(--color-text); }
.btn--light:hover { background: #eef2ee; }
.btn--glass { background: rgba(255, 255, 255, 0.16); border-color: rgba(255, 255, 255, 0.4); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.btn--glass:hover { background: rgba(255, 255, 255, 0.28); }
.btn--whatsapp { background: var(--color-whatsapp); color: #06210f; }
.btn--whatsapp:hover { background: var(--color-whatsapp-dark); }
.btn--block { width: 100%; }

/* ---------- Encabezado (barra flotante) ---------- */
.header { position: sticky; top: 12px; z-index: 50; margin-top: 12px; }
.header__inner {
  position: relative;
  display: flex; align-items: center; gap: 20px;
  height: 64px; padding: 0 12px 0 20px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  transition: var(--transition);
}
.header.scrolled .header__inner { box-shadow: var(--shadow); }

.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo__img { width: 36px; height: 36px; }
.logo__text { font-weight: 700; font-size: 1.02rem; letter-spacing: -0.01em; }

.nav { margin-left: auto; }
.nav__list { display: flex; gap: 6px; }
.nav__list a { display: block; padding: 8px 14px; font-size: 0.92rem; font-weight: 500; color: var(--color-muted); border-radius: 999px; transition: var(--transition); }
.nav__list a:hover { color: var(--color-text); background: var(--color-surface); }

.nav-toggle { display: none; position: relative; width: 44px; height: 44px; margin-left: auto; background: var(--color-surface); border: 0; border-radius: 50%; cursor: pointer; }
.nav-toggle span { position: absolute; left: 13px; width: 18px; height: 2px; background: var(--color-text); border-radius: 2px; transition: var(--transition); }
.nav-toggle span:nth-child(1) { top: 17px; }
.nav-toggle span:nth-child(2) { top: 25px; }
.nav-toggle.open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle.open span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

/* ---------- Portada (imagen central) ---------- */
.hero {
  position: relative; display: flex; align-items: flex-end;
  min-height: clamp(540px, 82vh, 780px);
  margin-top: 12px;
  border-radius: var(--radius-lg); overflow: hidden;
  color: #fff;
}
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(14,26,19,0.18) 0%, rgba(14,26,19,0) 38%, rgba(14,26,19,0.8) 100%); }
.hero__content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: flex-start; gap: 18px; padding: clamp(24px, 5vw, 56px); max-width: 780px; }
.hero__kicker { font-size: 0.85rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.9; }
.hero__title { font-size: clamp(2.4rem, 6.2vw, 4.6rem); font-weight: 800; line-height: 1.03; letter-spacing: -0.035em; text-wrap: balance; }
.hero__text { max-width: 520px; font-size: 1.05rem; opacity: 0.92; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip { padding: 7px 14px; font-size: 0.82rem; font-weight: 500; background: rgba(255, 255, 255, 0.16); border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 999px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }

/* ---------- Secciones ---------- */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section--tight { padding-top: 0; }
.section--surface { background: var(--color-surface); }
.section__head { max-width: 640px; margin-bottom: 48px; }
.section__tag { margin-bottom: 12px; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.04em; color: var(--color-primary); }
.section__tag--light { color: #8fd3b0; }
.section__title { font-size: clamp(1.9rem, 4vw, 2.9rem); font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; text-wrap: balance; margin-bottom: 14px; }
.section__title--light { color: #fff; }
.section__subtitle { color: var(--color-muted); font-size: 1.05rem; }

/* ---------- Información ---------- */
.about { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.about__text { display: grid; gap: 16px; color: var(--color-muted); }
.about__list { display: grid; gap: 10px; margin-top: 8px; color: var(--color-text); font-weight: 500; }
.about__list li { position: relative; padding-left: 28px; }
.about__list li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 14px; height: 8px; border-left: 2px solid var(--color-primary); border-bottom: 2px solid var(--color-primary); transform: rotate(-45deg) translateY(-50%); }

.facts { border-top: 1px solid var(--color-line); }
.facts__row { display: grid; grid-template-columns: 40px 1fr; column-gap: 16px; align-items: start; padding: 22px 0; border-bottom: 1px solid var(--color-line); }
.facts__row .icon { grid-row: span 2; color: var(--color-primary); margin-top: 2px; }
.facts__row dt { font-weight: 600; }
.facts__row dd { color: var(--color-muted); font-size: 0.95rem; }

/* ---------- Galería (mosaico) ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: clamp(180px, 22vw, 260px); gap: 14px; }
.gallery__item { overflow: hidden; border-radius: var(--radius-md); background: var(--color-line); cursor: zoom-in; }
.gallery__item:first-child { grid-column: span 2; grid-row: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.gallery__item:hover img { transform: scale(1.04); }

/* ---------- Servicios ---------- */
.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 44px 32px; }
.service__icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 16px; color: var(--color-primary); background: var(--color-surface); border-radius: 50%; }
.service h3 { font-size: 1.02rem; font-weight: 600; margin-bottom: 4px; }
.service p { color: var(--color-muted); font-size: 0.93rem; }

/* ---------- Ubicación (mapa) ---------- */
.map { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.map__frame { overflow: hidden; height: clamp(300px, 42vw, 440px); background: var(--color-line); border-radius: var(--radius-md); }
.map__frame iframe { display: block; width: 100%; height: 100%; border: 0; }
.map__side { display: grid; gap: 14px; justify-items: start; }
.map__side h3 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.map__side p { color: var(--color-muted); }
.map__side .btn { margin-top: 6px; }

/* ---------- Contacto ---------- */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: start; padding: clamp(24px, 5vw, 56px); background: var(--color-dark); color: #fff; border-radius: var(--radius-lg); }
.contact__lead { color: rgba(255, 255, 255, 0.72); margin-bottom: 28px; max-width: 460px; }
.contact__list { display: grid; gap: 0; margin-top: 36px; border-top: 1px solid rgba(255, 255, 255, 0.14); }
.contact__list > div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.contact__list dt { color: rgba(255, 255, 255, 0.55); font-size: 0.9rem; }
.contact__list dd { min-width: 0; overflow-wrap: anywhere; }
.contact__list a:hover { color: #8fd3b0; }

.contact__form { display: grid; gap: 16px; padding: clamp(22px, 3vw, 34px); background: #fff; color: var(--color-text); border-radius: var(--radius-md); }
.contact__form h3 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.contact__form label { display: grid; gap: 6px; font-size: 0.85rem; font-weight: 600; }
.contact__form input, .contact__form select, .contact__form textarea {
  width: 100%; padding: 13px 14px;
  font-family: var(--font-main); font-size: 0.95rem; color: var(--color-text);
  background: var(--color-surface); border: 1px solid transparent; border-radius: var(--radius-sm);
  transition: var(--transition);
}
.contact__form input:focus, .contact__form select:focus, .contact__form textarea:focus { outline: none; background: #fff; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(31, 92, 67, 0.15); }
.contact__form small { color: var(--color-muted); text-align: center; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- Pie de página ---------- */
.footer { border-top: 1px solid var(--color-line); padding: 28px 0; color: var(--color-muted); font-size: 0.9rem; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer .logo { color: var(--color-text); }

/* ---------- Botón flotante WhatsApp ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  display: grid; place-items: center; width: 56px; height: 56px;
  color: #fff; background: var(--color-whatsapp); border-radius: 50%;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  transition: var(--transition);
}
.wa-float:hover { transform: scale(1.08); background: var(--color-whatsapp-dark); }

/* ---------- Visor de fotos ---------- */
.lightbox { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: 24px; background: rgba(8, 14, 10, 0.92); }
.lightbox.open { display: flex; }
.lightbox img { max-width: 94vw; max-height: 88vh; border-radius: var(--radius-md); }
.lightbox__close { position: absolute; top: 16px; right: 22px; background: none; border: 0; color: #fff; font-size: 2.4rem; line-height: 1; cursor: pointer; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .about, .contact { grid-template-columns: 1fr; }
  .services { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header__cta { display: none; }
  .nav-toggle { display: block; }
  .header__inner { padding: 0 10px 0 16px; }
  .nav {
    display: none; position: absolute; top: calc(100% + 8px); left: 0; right: 0;
    margin: 0; padding: 10px;
    background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-md); box-shadow: var(--shadow);
  }
  .nav.open { display: block; }
  .nav__list { flex-direction: column; gap: 2px; }
  .nav__list a { padding: 14px 16px; font-size: 1rem; }
}

@media (max-width: 640px) {
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 170px; gap: 10px; }
  .gallery__item:first-child { grid-column: span 2; grid-row: span 1; }
  .gallery__item:last-child { grid-column: span 2; }
  .hero { min-height: 560px; border-radius: 22px; }
  .contact { border-radius: 22px; }
  .contact__list > div { grid-template-columns: 1fr; gap: 2px; }
}

@media (max-width: 520px) {
  .services { gap: 32px 20px; }
  .form-row { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media (max-width: 960px) {
  .map { grid-template-columns: 1fr; }
}

/* ---------- Redes sociales ---------- */
.social { display: flex; gap: 10px; }
.social a { display: grid; place-items: center; width: 44px; height: 44px; color: var(--color-text); border: 1px solid var(--color-line); border-radius: 50%; transition: var(--transition); }
.social a:hover { color: #fff; background: var(--color-primary); border-color: var(--color-primary); }
.social a[hidden] { display: none; }