/* Farid Chaluja — faridchaluja.com — v3 claro */
:root {
  --papel: #ffffff;
  --hueso: #f6f5f2;
  --tinta: #14140f;
  --gris: #5c5c55;
  --gris-x: #8f8f87;
  --linea: #e4e3dd;
  --amarillo: #ffd500;
  --amarillo-hover: #f0c800;
  --oscuro: #14140f;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: "Poppins", -apple-system, "Segoe UI", sans-serif;
  background: var(--papel);
  color: var(--tinta);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 22px; }
.wrap-angosto { max-width: 720px; margin: 0 auto; padding: 0 22px; }

h1, h2, h3 { font-weight: 800; letter-spacing: -0.015em; line-height: 1.15; }
.titulo-seccion {
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.sub-amarillo {
  display: inline-block;
  box-shadow: inset 0 -0.34em 0 var(--amarillo);
  padding: 0 2px;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  background: var(--amarillo);
  color: var(--tinta);
  font-weight: 700;
  text-decoration: none;
  padding: 15px 30px;
  border-radius: 8px;
  box-shadow: 0 2px 0 rgba(0,0,0,.12);
  transition: transform .15s ease, background .15s ease;
}
.btn:hover, .btn:focus-visible { background: var(--amarillo-hover); transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid var(--tinta); outline-offset: 2px; }
.btn-chico { padding: 10px 20px; font-size: 0.92rem; }

/* ---------- Nav ---------- */
.nav {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--linea);
  position: sticky; top: 0; z-index: 50;
}
.nav-inner {
  max-width: 1040px; margin: 0 auto; padding: 14px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
}
.nav-logo { font-weight: 800; font-size: 1.02rem; text-decoration: none; white-space: nowrap; color: var(--tinta); }
.nav-logo span { box-shadow: inset 0 -0.35em 0 var(--amarillo); }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: .92rem; }
.nav-links a { text-decoration: none; color: var(--gris); }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--tinta); }
.nav-links a.activa { color: var(--tinta); font-weight: 600; }

/* ---------- Hero ---------- */
.hero { padding: 76px 0; background: var(--papel); }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 44px; align-items: center; }
.hero h1 { font-size: clamp(1.9rem, 5vw, 3.1rem); }
.hero .intro { margin-top: 20px; color: var(--gris); font-size: 1.06rem; max-width: 50ch; }
.hero .btn { margin-top: 30px; }
.hero-sub {
  font-size: .82rem; color: var(--gris); font-weight: 700;
  text-transform: uppercase; letter-spacing: .14em; margin-bottom: 16px;
}

/* Placeholders */
.ph {
  border: 2px dashed #cfcec7; border-radius: 14px; background: var(--hueso);
  color: var(--gris-x); display: grid; place-items: center;
  text-align: center; font-size: .9rem; padding: 18px;
}
.ph-foto { aspect-ratio: 4/5; }
.ph-video { aspect-ratio: 16/9; margin-top: 26px; }
.ph strong { color: var(--gris); display: block; margin-bottom: 4px; }

/* ---------- Secciones ---------- */
.seccion { padding: 72px 0; }
.seccion-carbon { background: var(--hueso); border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.seccion .intro-seccion { margin-top: 14px; color: var(--gris); max-width: 62ch; }

/* Historia */
.historia { margin-top: 26px; display: grid; gap: 18px; max-width: 68ch; }
.historia p { color: #3b3b34; }
.historia p strong { color: var(--tinta); font-weight: 700; }

/* Tarjetas de ofertas */
.ofertas { margin-top: 34px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.oferta {
  display: flex; flex-direction: column; gap: 10px;
  background: var(--papel);
  border: 1px solid var(--linea);
  border-radius: 14px;
  padding: 26px 24px;
  text-decoration: none;
  box-shadow: 0 1px 3px rgba(20,20,15,.05);
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.oferta:hover, .oferta:focus-visible {
  transform: translateY(-3px); border-color: var(--tinta);
  box-shadow: 0 10px 24px rgba(20,20,15,.09);
}
.oferta .num {
  font-weight: 800; font-size: 1rem; color: var(--tinta);
  background: var(--amarillo); width: 38px; height: 38px;
  border-radius: 9px; display: grid; place-items: center;
}
.oferta h3 { font-size: 1.18rem; text-transform: uppercase; letter-spacing: .02em; }
.oferta p { color: var(--gris); font-size: .95rem; flex: 1; }
.oferta span { font-weight: 700; font-size: .92rem; border-bottom: 2px solid var(--amarillo); align-self: flex-start; }

/* Estadísticas */
.stats { margin-top: 44px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; text-align: center; }
.stat { padding: 22px 12px; background: var(--hueso); border-radius: 14px; border: 1px solid var(--linea); }
.stat strong { display: block; font-size: clamp(1.9rem, 5vw, 2.7rem); font-weight: 800; line-height: 1; }
.stat span { display: block; margin-top: 8px; color: var(--gris); font-size: .9rem; }

/* Frase impacto (se mantiene oscura para contraste) */
.impacto {
  position: relative; background: var(--oscuro); color: #fff;
  padding: 92px 0; text-align: center;
}
.impacto p {
  font-size: clamp(1.5rem, 4.6vw, 2.6rem); font-weight: 800;
  text-transform: uppercase; letter-spacing: .03em; max-width: 22ch; margin: 0 auto;
}
.impacto p em { font-style: normal; color: var(--amarillo); }
.impacto small { display: block; margin-top: 16px; color: #9a9a92; font-size: .8rem; }

/* Proceso numerado */
.proceso { margin-top: 30px; counter-reset: paso; display: grid; gap: 0; }
.paso { counter-increment: paso; display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--linea); }
.paso:last-child { border-bottom: none; }
.paso::before {
  content: counter(paso, decimal-leading-zero);
  flex: 0 0 auto; font-weight: 800; font-size: 1.1rem;
  min-width: 42px; height: 42px;
  background: var(--amarillo); border-radius: 10px;
  display: grid; place-items: center; color: var(--tinta);
}
.paso div strong { display: block; font-size: 1.03rem; }
.paso div p { color: var(--gris); font-size: .95rem; margin-top: 3px; }

/* Testimonios */
.testimonios { margin-top: 26px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.testimonio {
  border: 2px dashed #cfcec7; border-radius: 12px; background: var(--hueso);
  padding: 20px; color: var(--gris-x); font-size: .9rem; min-height: 130px;
}
.testimonio strong { color: var(--gris); display: block; margin-bottom: 6px; }

/* Comparativas */
.comparativa { margin-top: 30px; display: grid; gap: 16px; }
.comp-2 { grid-template-columns: 1fr 1fr; }
.comp-3 { grid-template-columns: 1fr 1fr 1fr; }
.col-comp { background: var(--papel); border: 1px solid var(--linea); border-radius: 14px; padding: 24px 22px; }
.col-comp.destacada { border: 2px solid var(--tinta); box-shadow: 0 8px 22px rgba(20,20,15,.08); }
.col-comp h3 { font-size: 1rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 14px; color: var(--gris); }
.col-comp.destacada h3 { color: var(--tinta); display: inline-block; box-shadow: inset 0 -0.35em 0 var(--amarillo); }
.col-comp ul { list-style: none; display: grid; gap: 10px; }
.col-comp li { padding-left: 28px; position: relative; font-size: .93rem; color: #3b3b34; }
.col-comp li::before { position: absolute; left: 0; top: 0; font-weight: 800; }
.col-comp li.si::before { content: "✓"; color: var(--tinta); background: var(--amarillo); width: 19px; height: 19px; border-radius: 50%; font-size: .72rem; display: grid; place-items: center; top: 3px; }
.col-comp li.no::before { content: "✗"; color: var(--gris-x); }
.col-comp li.no { color: var(--gris); }

/* CTA final (oscuro, ancla visual) */
.cta-final { padding: 84px 0; text-align: center; background: var(--oscuro); color: #fff; }
.cta-final h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); text-transform: uppercase; max-width: 24ch; margin: 0 auto; }
.cta-final p { margin: 14px auto 0; color: #b9b9b1; max-width: 50ch; }
.cta-final .btn { margin-top: 28px; }

/* ---------- Footer ---------- */
.footer { background: var(--hueso); border-top: 1px solid var(--linea); padding: 34px 0; font-size: .9rem; color: var(--gris-x); }
.footer-inner { max-width: 1040px; margin: 0 auto; padding: 0 22px; display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
.footer a { color: var(--gris); text-decoration: none; margin-right: 16px; }
.footer a:hover { color: var(--tinta); }

/* ---------- WhatsApp flotante ---------- */
.wsp-flotante {
  position: fixed; bottom: 20px; right: 20px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center;
  box-shadow: 0 6px 18px rgba(20,20,15,.25);
  transition: transform .15s ease;
}
.wsp-flotante:hover { transform: scale(1.06); }
.wsp-flotante svg { width: 30px; height: 30px; fill: #fff; }

/* ---------- Animación ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visto { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Móvil ---------- */
@media (max-width: 760px) {
  .hero { padding: 52px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 26px; }
  .ofertas, .stats, .testimonios, .comp-2, .comp-3 { grid-template-columns: 1fr; }
  .seccion { padding: 54px 0; }
  .nav-links { gap: 14px; font-size: .8rem; }
  .nav-links .link-oculto-movil { display: none; }
}

/* ---------- Fotos y videos ---------- */
.foto-hero { border-radius: 14px; width: 100%; height: auto; box-shadow: 0 14px 34px rgba(20,20,15,.16); }
.video-embed { position: relative; aspect-ratio: 16/9; margin-top: 26px; border-radius: 14px; overflow: hidden; border: 1px solid var(--linea); background: #000; box-shadow: 0 8px 22px rgba(20,20,15,.1); }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-facade { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; padding: 0; cursor: pointer; background-size: cover; background-position: center; display: grid; place-items: center; }
.video-facade::after {
  content: ""; width: 68px; height: 48px; border-radius: 12px;
  background: rgba(20,20,15,.78);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  transition: background .15s ease;
}
.video-facade .play-tri {
  position: absolute; width: 0; height: 0;
  border-left: 19px solid #fff; border-top: 12px solid transparent; border-bottom: 12px solid transparent;
  margin-left: 5px; pointer-events: none; z-index: 2;
}
.video-facade:hover::after { background: #cc0000; }
.video-facade:focus-visible { outline: 3px solid var(--amarillo); outline-offset: -3px; }
.testimonio-real { border: 1px solid var(--linea); border-radius: 12px; background: var(--papel); overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 2px 8px rgba(20,20,15,.06); }
.testimonio-real img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.testimonio-real .t-cuerpo { padding: 18px; }
.testimonio-real .t-cuerpo strong { display: block; color: var(--tinta); margin-bottom: 6px; font-size: .98rem; }
.testimonio-real .t-cuerpo p { color: var(--gris); font-size: .9rem; }
.testimonio-real .t-cuerpo p q { color: var(--tinta); font-weight: 600; }
.impacto.con-fondo { background-image: linear-gradient(rgba(20,20,15,.74), rgba(20,20,15,.74)), url("/img/impacto-fondo.jpg"); background-size: cover; background-position: center 30%; }