/* =======================================================================
   Inyección vertical — escenario propio de la página (no afecta al resto)
   ========================================================================== */

/* ---------- Portada ---------- */
.iy-hero {
  position: relative;
  color: #fff;
  padding: 120px 0 110px;
  background: radial-gradient(1200px 500px at 85% 20%, rgba(240, 181, 143, .28), transparent 60%), linear-gradient(120deg, #081622 0%, #0f2739 55%, #5a3420 100%);
  overflow: hidden;
}
.iy-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 70%, rgba(0, 0, 0, .18) 100%);
}
.iy-hero .wrap { position: relative; }
.iy-hero .breadcrumb, .iy-hero .breadcrumb a { color: rgba(255, 255, 255, .7); }
.iy-hero .eyebrow { color: #f0b58f; }
.iy-hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.05; letter-spacing: -.02em; max-width: 18ch; }
.iy-hero .lead { color: rgba(255, 255, 255, .86); max-width: 62ch; }
.iy-hero .btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, .55); }
.iy-hero .btn-ghost:hover { border-color: #fff; color: #fff; }
.iy-hero-scroll {
  display: inline-block; margin-top: 44px; color: rgba(255, 255, 255, .6);
  font-size: .78rem; letter-spacing: .18em; text-transform: uppercase;
}
.iy-hero-scroll::after { content: " ↓"; }

/* ---------- Módulos ---------- */
.iym { padding: 96px 0; position: relative; }
.iym-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.iym-grid.rev .iym-stage { order: 2; }
.iym-stage {
  margin: 0; background: #fff; border-radius: 22px; padding: 28px;
  box-shadow: 0 24px 60px rgba(8, 22, 34, .18);
  aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center;
}
.iym-stage img { width: 100%; height: 100%; max-height: 100%; object-fit: contain; }
.iym-top { display: flex; align-items: baseline; gap: 14px; margin: 0 0 10px; }
.iym-num { font-size: 3rem; font-weight: 700; line-height: 1; opacity: .25; letter-spacing: -.03em; }
.iym-label { font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.iym h2, .iym h3, .iym p, .iym li { color: inherit; }
.iym-linea h2 { color: var(--navy); }
.iym h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); line-height: 1.12; letter-spacing: -.015em; margin: 0 0 14px; }
.iym-sub { font-size: 1.08rem; line-height: 1.6; margin: 0 0 22px; max-width: 54ch; }
.iym-list { list-style: none; padding: 0; margin: 0 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 22px; }
.iym-list li { padding-left: 16px; border-left: 2px solid currentColor; }
.iym-list strong { display: block; font-size: .95rem; }
.iym-list span { display: block; font-size: .86rem; opacity: .78; line-height: 1.45; margin-top: 2px; }
.iym .btn-row { margin: 0; }
.iym-pdf { background: #fff; color: var(--navy); border: 1px solid rgba(15, 39, 57, .2); }
.iym-pdf:hover { border-color: var(--navy); color: var(--navy); }
.iym-pdf::after { content: " ↗"; }

/* Fondos: cada módulo tiene su color */
.iym-navy    { background: #0f2739; color: #eef3f7; }
.iym-cobre   { background: #f6ece6; color: #3a2416; }
.iym-cielo   { background: #e6f0f8; color: #102a3c; }
.iym-bosque  { background: #143a2c; color: #e8f4ee; }
.iym-arena   { background: #fbf1da; color: #3b2f10; }
.iym-lavanda { background: #ecedfa; color: #1e2150; }
.iym-teja    { background: #b9663a; color: #fff7f2; }
.iym-menta   { background: #e5f4ec; color: #123526; }
.iym-grafito { background: #1b2029; color: #eceff3; }
.iym-rubor   { background: #fcebee; color: #4a1824; }
.iym-noche   { background: linear-gradient(120deg, #0f2739 0%, #23334a 60%, #6d4128 100%); color: #f3f5f8; }
.iym-navy .iym-label, .iym-grafito .iym-label, .iym-noche .iym-label { color: #f0b58f; }
.iym-bosque .iym-label { color: #9fe0bd; }
.iym-teja .iym-label { color: #ffe1cc; }
.iym-cobre .iym-label { color: var(--copper); }
.iym-teja .iym-stage, .iym-navy .iym-stage, .iym-grafito .iym-stage, .iym-bosque .iym-stage, .iym-noche .iym-stage { box-shadow: 0 24px 60px rgba(0, 0, 0, .35); }

/* Franja «Nuestra línea» */
.iym-linea { background: #fff; color: var(--ink); text-align: center; }
.iym-linea h2 { margin-bottom: 40px; }
.iym-models { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.iym-model { background: var(--bg-soft); border-radius: 18px; padding: 22px 22px 24px; }
.iym-model img { display: block; width: 100%; height: 260px; object-fit: contain; mix-blend-mode: multiply; }
.iym-model h3 { margin: 14px 0 4px; font-size: 1.25rem; }
.iym-model p { margin: 0; color: var(--muted); }

/* Banda que separa la ficha técnica */
.iy-ficha-band { background: var(--navy); color: #fff; padding: 26px 0; }
.iy-ficha-band .eyebrow { color: #f0b58f; margin: 0; }

/* Puntos de navegación lateral */
.iym-dots {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%); z-index: 40;
  display: flex; flex-direction: column; gap: 10px; opacity: 0; pointer-events: none; transition: opacity .3s ease;
}
.iym-dots.show { opacity: 1; pointer-events: auto; }
.iym-dots a { display: block; padding: 3px; }
.iym-dots span {
  display: block; width: 9px; height: 9px; border-radius: 50%;
  background: rgba(120, 130, 140, .45); border: 1px solid rgba(255, 255, 255, .7); transition: transform .2s ease, background .2s ease;
}
.iym-dots a.on span { background: var(--copper); transform: scale(1.5); }

/* Aparición al bajar */
.iym-anim .iym .iym-stage, .iym-anim .iym .iym-txt, .iym-anim .iym-model {
  opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s ease;
}
.iym-anim .iym .iym-txt { transition-delay: .12s; }
.iym-anim .iym.in .iym-stage, .iym-anim .iym.in .iym-txt, .iym-anim .iym.in .iym-model { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .iy-hero { padding: 80px 0 72px; }
  .iym { padding: 64px 0; }
  .iym-grid { grid-template-columns: 1fr; gap: 32px; }
  .iym-grid.rev .iym-stage { order: 0; }
  .iym-stage { max-width: 440px; width: 100%; margin: 0 auto; }
  .iym-list { grid-template-columns: 1fr; }
  .iym-models { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }
  .iym-dots { display: none; }
}