/* ================================================
   BILOBA — CSS GLOBAL
   Variables, tipografías, utilidades compartidas
   ================================================ */

:root {
  --c-deep:    #0d2218;
  --c-forest:  #1a3d2e;
  --c-sage:    #3a6b52;
  --c-mist:    #8aada0;
  --c-parch:   #f7f3ec;
  --c-linen:   #efe9dc;
  --c-warm:    #e6dcc8;
  --c-gold:    #b8975a;
  --c-gold-lt: #d4b47a;
  --c-ink:     #1c1c18;
  --c-muted:   #6a6a5e;
  --c-white:   #ffffff;

  --f-serif: 'Cormorant Garamond', Georgia, serif;
  --f-sans:  'Jost', system-ui, sans-serif;

  --ease:    cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-in: cubic-bezier(0.55, 0, 1, 0.45);

  --sp-xs:  8px;
  --sp-sm:  16px;
  --sp-md:  32px;
  --sp-lg:  64px;
  --sp-xl:  96px;
  --sp-2xl: 140px;

  --max-w:   1200px;
  --pad-x:   clamp(20px, 5vw, 64px);
}

/* ── Reset básico ── */
.biloba-landing *,
.biloba-landing *::before,
.biloba-landing *::after {
  box-sizing: border-box;
}

.biloba-landing img { display: block; width: 100%; }
.biloba-landing a   { text-decoration: none; color: inherit; }

/* ── Contenedor ── */
.biloba-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ── Tipografía utilitaria ── */
.biloba-eyebrow {
  font-family: var(--f-sans);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 14px;
  display: block;
}

.biloba-display {
  font-family: var(--f-serif);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.3px;
  color: var(--c-deep);
}

.biloba-display em {
  font-style: italic;
  font-weight: 300;
}

.biloba-body-copy {
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.85;
  color: var(--c-muted);
}

.biloba-rule {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--c-gold);
  margin-bottom: 24px;
}

/* ── Scroll reveal ── */
.biloba-r {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}
.biloba-r.biloba-show { opacity: 1; transform: none; }
.biloba-r.d1 { transition-delay: 0.10s; }
.biloba-r.d2 { transition-delay: 0.22s; }
.biloba-r.d3 { transition-delay: 0.34s; }
.biloba-r.d4 { transition-delay: 0.46s; }
.biloba-r.d5 { transition-delay: 0.58s; }

/* ── Botones globales ── */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  border: 1.5px solid white;
  color: var(--c-deep);
  font-family: var(--f-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  transition: background 0.25s;
  cursor: pointer;
  background: white;
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.88);
  border-color: white;
  color: var(--c-deep);
}

.btn-solid {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  background: var(--c-gold);
  color: var(--c-deep);
  font-family: var(--f-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  transition: background 0.25s;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-solid:hover { background: var(--c-gold-lt); }

.btn-forest {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  background: var(--c-forest);
  color: var(--c-white);
  font-family: var(--f-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  transition: background 0.25s;
  cursor: pointer;
  border: none;
}
.btn-forest:hover { background: var(--c-gold); color: var(--c-deep); }