/* Archivo: styles-landing-3d.css
   Landing principal — galería 3D inmersiva (Three.js + GSAP)
   Corredor de fotos reales de inmuebles + tipografía editorial legible. */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300..700;1,9..144,400..600&family=Inter:wght@400;500;600;700&display=swap');

.bb-root {
  --bb-cream: #f2eae0;
  --bb-cream-deep: #ece1d3;
  --bb-charcoal: #241f1b;
  --bb-terracotta: #d97a52;
  --bb-terracotta-deep: #c2603a;
  --bb-text: #2c2722;
  --bb-text-dim: #7a7062;

  background: var(--bb-cream);
  color: var(--bb-text);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
  position: relative;
}

/* Galería 3D: fondo fijo, fotos nítidas (sin blend mode que las apague). */
.bb-canvas-container { position: fixed; top: 0; left: 0; width: 100%; height: 100vh; z-index: 1; pointer-events: none; }

/* Velo que garantiza legibilidad del texto del hero sobre las fotos.
   Gradiente desde el crema (izquierda) hacia transparente (derecha). */
.bb-hero-veil {
  position: fixed; top: 0; left: 0; width: 100%; height: 100vh; z-index: 2; pointer-events: none;
  background:
    linear-gradient(90deg, var(--bb-cream) 0%, rgba(242,234,224,0.92) 26%, rgba(242,234,224,0.55) 46%, rgba(242,234,224,0) 66%),
    linear-gradient(180deg, rgba(242,234,224,0.85) 0%, rgba(242,234,224,0) 22%);
}

.bb-content { position: relative; z-index: 3; }

.bb-nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 6;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 5vw;
  background: rgba(242,234,224,0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.bb-logo { font-family: 'Fraunces', serif; font-weight: 600; font-size: 1.15rem; color: var(--bb-text); }
.bb-logo-sub { display: block; font-style: italic; font-size: 0.65rem; color: var(--bb-terracotta-deep); font-weight: 400; }
.bb-nav-links { display: flex; gap: 2rem; }
.bb-nav-link { font-size: 0.85rem; color: var(--bb-text); text-decoration: none; background: none; border: none; cursor: pointer; font-family: 'Inter', sans-serif; }
.bb-nav-actions { display: flex; align-items: center; gap: 0.6rem; }
.bb-btn-ghost {
  background: rgba(255,255,255,0.4); border: 1px solid rgba(0,0,0,0.15); color: var(--bb-text);
  padding: 0.5rem 1.1rem; border-radius: 999px; font-size: 0.8rem; cursor: pointer; font-family: 'Inter', sans-serif;
}

.bb-lang-switch {
  display: flex; gap: 0.2rem; padding: 0.2rem;
  background: rgba(255,255,255,0.4); border: 1px solid rgba(0,0,0,0.12); border-radius: 999px;
}
.bb-lang-btn {
  border: none; background: none; cursor: pointer; font-family: 'Inter', sans-serif;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em;
  padding: 0.32rem 0.6rem; border-radius: 999px; color: var(--bb-text-dim); transition: all 0.2s ease;
}
.bb-lang-btn.is-active { background: var(--bb-terracotta); color: #fff; }
.bb-lang-btn:not(.is-active):hover { color: var(--bb-text); }

.bb-section { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 12vh 6vw 8vh; position: relative; }

/* El hero alinea el contenido a la izquierda, sobre el velo. */
.bb-section-hero { align-items: flex-start; }
.bb-hero-inner { max-width: 620px; }

/* Paneles semitransparentes para que las secciones narrativas se lean
   por encima del corredor 3D sin taparlo del todo. */
.bb-panel, .bb-panel-wide {
  background: rgba(242,234,224,0.82);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 22px;
  padding: 3rem 2.6rem;
  box-shadow: 0 12px 40px rgba(44,39,34,0.08);
}
.bb-panel { max-width: 560px; }
.bb-panel-wide { max-width: 1140px; width: 100%; }

/* Sección de propiedades: fondo sólido para máxima claridad de las cards. */
.bb-section-solid { background: var(--bb-cream); }
.bb-section-solid .bb-panel-wide { background: transparent; backdrop-filter: none; border: none; box-shadow: none; padding: 0; }

.bb-eyebrow {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em; color: var(--bb-terracotta-deep);
  background: rgba(217,122,82,0.14); border-radius: 999px; padding: 0.4rem 1rem; width: fit-content; margin-bottom: 1.6rem;
}

.bb-root h1 {
  font-family: 'Fraunces', serif; font-weight: 500; font-size: clamp(2.6rem, 6.2vw, 5rem);
  line-height: 1.03; max-width: 16ch; margin: 0; color: var(--bb-text);
}
.bb-root h1 em { font-style: italic; color: var(--bb-terracotta-deep); font-weight: 400; }
.bb-root h2 {
  font-family: 'Fraunces', serif; font-weight: 500; font-size: clamp(1.8rem, 3.8vw, 2.8rem);
  line-height: 1.15; max-width: 22ch; margin: 0; color: var(--bb-text);
}
.bb-root h3 { font-family: 'Fraunces', serif; font-size: 1.05rem; font-weight: 600; margin: 0 0 0.3rem; line-height: 1.3; }

.bb-lede { font-size: clamp(0.98rem, 1.3vw, 1.12rem); color: var(--bb-text-dim); max-width: 44ch; margin-top: 1.3rem; line-height: 1.6; }

.bb-cta-row { display: flex; gap: 1rem; margin-top: 2.2rem; flex-wrap: wrap; }
.bb-btn-primary {
  background: var(--bb-terracotta); color: #fff; border: none; padding: 0.95rem 2rem;
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.88rem; border-radius: 999px; cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}
.bb-btn-primary:hover { background: var(--bb-terracotta-deep); transform: translateY(-2px); }
.bb-btn-secondary {
  background: rgba(255,255,255,0.5); border: 1px solid rgba(0,0,0,0.2); color: var(--bb-text);
  padding: 0.95rem 2rem; font-family: 'Inter', sans-serif; font-weight: 500; font-size: 0.88rem;
  border-radius: 999px; cursor: pointer;
}

.bb-stats-row { display: flex; gap: 3rem; margin-top: 3.5rem; flex-wrap: wrap; }
.bb-stat { font-family: 'Fraunces', serif; font-size: 2rem; font-weight: 600; color: var(--bb-text); }
.bb-stat span { display: block; font-family: 'Inter', sans-serif; font-size: 0.75rem; color: var(--bb-text-dim); font-weight: 500; margin-top: 0.3rem; }

.bb-marker {
  font-size: 0.72rem; color: var(--bb-terracotta-deep); letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 600; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.6rem;
}
.bb-marker::before { content: ''; width: 22px; height: 1px; background: var(--bb-terracotta-deep); }

.bb-type-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px,1fr)); gap: 1rem; margin-top: 2.4rem; }
.bb-type-card {
  background: #fff; border: none; border-radius: 16px; padding: 1.5rem 1rem;
  text-align: center; font-weight: 500; font-size: 0.9rem; box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem; cursor: pointer;
  font-family: 'Inter', sans-serif; color: var(--bb-text);
}
.bb-type-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(217,122,82,0.18); }

.bb-prop-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 1.4rem; margin-top: 2.8rem; width: 100%; }

.bb-cta-section { align-items: center; text-align: center; background: var(--bb-charcoal); color: var(--bb-cream); border-radius: 0; margin: 0 -6vw; padding: 16vh 6vw; }
.bb-cta-section h2 { color: var(--bb-cream); margin: 0 auto; }
.bb-cta-section .bb-lede { color: rgba(242,234,224,0.7); }
.bb-cta-section .bb-btn-secondary { color: var(--bb-cream); border-color: rgba(242,234,224,0.3); background: transparent; }

.bb-scroll-hint {
  position: fixed; bottom: 3vh; right: 4vw; z-index: 4; font-size: 0.65rem; letter-spacing: 0.2em;
  color: var(--bb-text-dim); writing-mode: vertical-rl; text-transform: uppercase; opacity: 0.7;
  pointer-events: none; transition: opacity 0.4s ease;
}
.bb-progress-bar { position: fixed; top: 0; left: 0; height: 2px; background: var(--bb-terracotta); z-index: 10; width: 0%; }

.bb-footer { position: relative; z-index: 3; background: var(--bb-charcoal); padding: 4vh 6vw 6vh; display: flex; justify-content: space-between; color: rgba(242,234,224,0.6); font-size: 0.78rem; flex-wrap: wrap; gap: 1rem; }

@media (max-width: 768px) {
  .bb-section { padding: 12vh 5vw 6vh; }
  .bb-nav-links { display: none; }
  .bb-nav-actions { gap: 0.4rem; }
  .bb-lang-btn { padding: 0.28rem 0.45rem; }
  .bb-stats-row { gap: 1.6rem; }
  .bb-panel, .bb-panel-wide { padding: 2rem 1.5rem; }
  /* En mobile los cuadros van más centrados: el velo refuerza la lectura
     del texto del hero (más opaco arriba, dejando ver la galería abajo). */
  .bb-hero-veil { background: linear-gradient(180deg, rgba(242,234,224,0.96) 0%, rgba(242,234,224,0.82) 42%, rgba(242,234,224,0.45) 72%, rgba(242,234,224,0.15) 100%); }
}