/* BCNLayer3D · hoja de estilo común */

@font-face {
  font-family: "Poppins";
  src: url("/fonts/poppins-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Poppins";
  src: url("/fonts/poppins-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --negro: #0b0b0b;
  --grafito: #1c1c1c;
  --tinta: #1a1a1a;
  --texto: #3a3a3a;
  --suave: #6b6b6b;
  --linea: #dcdcd8;
  --fondo: #f3f3f1;
  --papel: #ffffff;
  --ambar: #f2b632;
  --ambar-osc: #c98f0c;
  --whatsapp: #1f9d55;
  --radio: 10px;
  --ancho: 1120px;
  --titulos: "Poppins", system-ui, sans-serif;
  --cuerpo: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--cuerpo);
  font-size: 1.0625rem;
  line-height: 1.65;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--tinta); text-decoration-color: var(--ambar); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--ambar-osc); }
:focus-visible { outline: 3px solid var(--ambar); outline-offset: 2px; }

h1, h2, h3 { font-family: var(--titulos); color: var(--tinta); line-height: 1.2; margin: 0 0 .6em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); font-weight: 700; letter-spacing: -.01em; }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }

.contenedor { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 16px; }
.salto { position: absolute; left: -9999px; }
.salto:focus { left: 16px; top: 8px; background: var(--ambar); color: var(--negro); padding: 8px 12px; z-index: 10; }

/* Cabecera */
.cabecera { background: var(--negro); color: #fff; position: sticky; top: 0; z-index: 5; }
.cabecera .contenedor { display: flex; align-items: center; justify-content: flex-start; gap: 16px; min-height: 64px; }
.marca img { height: 36px; width: auto; }
.menu { display: flex; gap: 4px; flex-wrap: wrap; }
.menu a { color: #e8e8e8; text-decoration: none; font-size: .95rem; padding: 8px 11px; white-space: nowrap; border-radius: 6px; }
.menu a:hover { background: var(--grafito); color: #fff; }
.menu a[aria-current="page"] { color: var(--ambar); }
.menu a.menu-cta { background: var(--ambar); color: var(--negro); font-weight: 600; }
.menu a.menu-cta:hover { background: #ffc94d; }
.menu-movil { display: none; }
.cabecera-dcha { display: flex; align-items: center; gap: 8px; margin-left: 8px; }
.menu { margin-left: auto; }
.idiomas { display: flex; gap: 4px; }
.idioma { display: inline-flex; align-items: center; gap: 5px; color: #9a9a9a; text-decoration: none; font-family: var(--titulos); font-weight: 600; font-size: .78rem; border: 1px solid #333; border-radius: 6px; padding: 5px 7px; opacity: .65; transition: opacity .15s, border-color .15s; }
.idioma:hover { opacity: 1; color: #fff; border-color: #666; }
.idioma.activo { opacity: 1; color: #fff; border-color: var(--ambar); }
.bandera { width: 21px; height: 14px; border-radius: 2px; flex: none; box-shadow: 0 0 0 1px rgba(255,255,255,.15); }
@media (max-width: 400px) { .idioma span { display: none; } }

@media (max-width: 960px) {
  .menu { display: none; }
  .cabecera-dcha { margin-left: auto; }
  .menu-movil { display: block; position: relative; }
  .menu-movil summary { list-style: none; cursor: pointer; color: #fff; border: 1px solid #444; border-radius: 6px; padding: 6px 12px; font-size: .95rem; }
  .menu-movil summary::-webkit-details-marker { display: none; }
  .menu-movil[open] summary { border-color: var(--ambar); }
  .menu-movil nav { position: absolute; right: 0; top: calc(100% + 8px); background: var(--negro); border: 1px solid #333; border-radius: var(--radio); padding: 8px; min-width: 230px; display: flex; flex-direction: column; }
  .menu-movil nav a { color: #eee; text-decoration: none; padding: 10px 12px; border-radius: 6px; }
  .menu-movil nav a:hover { background: var(--grafito); }
  .menu-movil nav a[aria-current="page"] { color: var(--ambar); }
}

/* Botones */
.botones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.boton { display: inline-flex; align-items: center; gap: 8px; font-family: var(--titulos); font-weight: 600; font-size: 1rem; text-decoration: none; padding: 12px 20px; border-radius: 8px; border: 2px solid transparent; transition: background .15s, transform .15s; }
.boton:hover { transform: translateY(-1px); }
.boton-whatsapp { background: var(--whatsapp); color: #fff; }
.boton-whatsapp:hover { background: #188046; color: #fff; }
.boton-ambar { background: var(--ambar); color: var(--negro); }
.boton-ambar:hover { background: #ffc94d; color: var(--negro); }
.boton-linea { border-color: currentColor; color: var(--tinta); background: transparent; }
.boton-linea:hover { color: var(--ambar-osc); }
.oscuro .boton-linea { color: #fff; }
.oscuro .boton-linea:hover { color: var(--ambar); }
.boton svg { width: 20px; height: 20px; flex: none; }

/* Portada */
.portada { background: var(--negro); color: #d6d6d6; padding: 56px 0 64px; position: relative; overflow: hidden; }
.portada::after { content: ""; position: absolute; inset: 0; background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 6px); pointer-events: none; }
.portada .contenedor { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.portada h1 { color: #fff; }
.portada h1 em { font-style: normal; color: var(--ambar); }
.portada .entradilla { font-size: 1.15rem; max-width: 34em; }
.portada figure { margin: 0; }
.portada figure img { border-radius: var(--radio); aspect-ratio: 4/5; object-fit: cover; width: 100%; }
.portada figcaption { font-size: .85rem; color: #9a9a9a; margin-top: 8px; }
.datos-rapidos { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: .95rem; }
.datos-rapidos li::before { content: "■ "; color: var(--ambar); font-size: .7em; vertical-align: middle; }
@media (max-width: 800px) {
  .portada .contenedor { grid-template-columns: 1fr; }
  .portada figure { max-width: 380px; }
  .portada figure img { aspect-ratio: 4/3; }
}

.portada-interior { background: var(--negro); color: #cfcfcf; padding: 40px 0 44px; }
.portada-interior h1 { color: #fff; margin-bottom: .3em; }
.portada-interior p { max-width: 42em; font-size: 1.1rem; margin: 0; }
.migas { font-size: .9rem; margin-bottom: 12px; color: #9a9a9a; }
.migas a { color: #cfcfcf; }

/* Secciones */
.seccion { padding: 56px 0; }
.seccion-blanca { background: var(--papel); border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.intro { max-width: 46em; margin-bottom: 28px; }
.etiqueta { display: inline-block; font-family: var(--titulos); font-weight: 600; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ambar-osc); margin-bottom: 8px; }
.oscuro .etiqueta, .portada .etiqueta { color: var(--ambar); }

/* Pestañas */
.pestanas { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.pestanas-lista { display: flex; border-bottom: 1px solid var(--linea); background: #fafaf8; overflow-x: auto; }
.pestanas-lista button { flex: 1 1 0; min-width: 160px; font: inherit; font-family: var(--titulos); font-weight: 600; font-size: 1rem; color: var(--suave); background: none; border: 0; border-bottom: 3px solid transparent; padding: 16px 18px; cursor: pointer; text-align: left; }
.pestanas-lista button span { display: block; font-family: var(--cuerpo); font-weight: 400; font-size: .85rem; }
.pestanas-lista button[aria-selected="true"] { color: var(--tinta); border-bottom-color: var(--ambar); background: var(--papel); }
.pestanas-lista button:hover { color: var(--tinta); }
.pestana { padding: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.pestana[hidden] { display: none; }
.pestana h3 { margin-top: 0; }
.pestana ul { margin: 0 0 1em; padding-left: 1.2em; }
.pestana li { margin-bottom: .35em; }
.sin-js .pestana[hidden] { display: grid; }
.sin-js .pestanas-lista { display: none; }
@media (max-width: 720px) {
  .pestana { grid-template-columns: 1fr; padding: 22px 18px; gap: 8px; }
  .pestanas-lista { flex-direction: column; overflow: visible; }
  .pestanas-lista button { min-width: 0; padding: 12px 16px; border-bottom: 1px solid var(--linea); border-left: 4px solid transparent; }
  .pestanas-lista button[aria-selected="true"] { border-bottom-color: var(--linea); border-left-color: var(--ambar); }
}

/* Pasos */
.pasos { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: paso; }
.pasos li { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); padding: 20px; counter-increment: paso; }
.pasos li::before { content: counter(paso); display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--negro); color: var(--ambar); font-family: var(--titulos); font-weight: 700; margin-bottom: 12px; }
.pasos h3 { margin-bottom: .3em; }
.pasos p { margin: 0; font-size: .97rem; }
@media (max-width: 900px) { .pasos { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .pasos { grid-template-columns: 1fr; } }

/* Tarjetas de trabajos */
.rejilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.tarjeta { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; text-decoration: none; color: inherit; display: flex; flex-direction: column; transition: border-color .15s, transform .15s; }
.tarjeta:hover { border-color: var(--ambar); transform: translateY(-2px); color: inherit; }
.tarjeta img { aspect-ratio: 4/3; object-fit: cover; width: 100%; background: #e9e9e6; }
.tarjeta div { padding: 16px 18px 20px; }
.tarjeta h3 { margin-bottom: .3em; }
.tarjeta p { margin: 0; font-size: .95rem; color: var(--suave); }

/* Bloques de texto + aviso */
.dos-columnas { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 800px) { .dos-columnas { grid-template-columns: 1fr; gap: 16px; } }
.caja { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); padding: 24px; }
.caja-ambar { border-left: 5px solid var(--ambar); }
.lista-marcas { list-style: none; padding: 0; margin: 0 0 1em; }
.lista-marcas li { padding-left: 1.6em; position: relative; margin-bottom: .5em; }
.lista-marcas li::before { content: ""; position: absolute; left: 0; top: .55em; width: .7em; height: .7em; background: var(--ambar); border-radius: 2px; }
.lista-no li::before { background: transparent; border: 2px solid var(--suave); }

/* Tablas */
.tabla-envoltorio { overflow-x: auto; background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); }
table { border-collapse: collapse; width: 100%; min-width: 560px; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--linea); vertical-align: top; font-size: .97rem; }
th { font-family: var(--titulos); font-weight: 600; color: var(--tinta); background: #fafaf8; }
tr:last-child td { border-bottom: 0; }

/* Galería de caso */
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin: 0; }
.galeria figure { margin: 0; }
.galeria img { border-radius: 8px; aspect-ratio: 4/5; object-fit: cover; width: 100%; background: #e9e9e6; }
@media (max-width: 540px) { .galeria { grid-template-columns: 1fr 1fr; } }
.galeria figcaption { font-size: .88rem; color: var(--suave); margin-top: 6px; }
.ficha { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
.ficha dt { font-weight: 600; color: var(--tinta); }
.ficha dd { margin: 0; }
@media (max-width: 540px) { .ficha { grid-template-columns: 1fr; } .ficha dd { margin-bottom: 8px; } }

/* Preguntas */
.preguntas details { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); margin-bottom: 10px; }
.preguntas summary { cursor: pointer; padding: 16px 20px; font-family: var(--titulos); font-weight: 600; color: var(--tinta); }
.preguntas details[open] summary { border-bottom: 1px solid var(--linea); }
.preguntas details > div { padding: 16px 20px 6px; }

/* Llamada final */
.llamada { background: var(--negro); color: #cfcfcf; padding: 48px 0; }
.llamada h2 { color: #fff; }
.llamada .contenedor { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.llamada p { margin: 0; max-width: 36em; }

/* Pie */
.pie { background: #050505; color: #9a9a9a; padding: 40px 0 28px; font-size: .95rem; }
.pie a { color: #d6d6d6; }
.pie .contenedor { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.pie h2 { color: #fff; font-size: 1rem; margin-bottom: .7em; }
.pie ul { list-style: none; padding: 0; margin: 0; }
.pie li { margin-bottom: .4em; }
.pie .legal { grid-column: 1 / -1; border-top: 1px solid #222; padding-top: 16px; font-size: .85rem; }
@media (max-width: 720px) { .pie .contenedor { grid-template-columns: 1fr; } }

/* Botón flotante de WhatsApp en móvil */
.wa-flotante { display: none; }
@media (max-width: 720px) {
  .wa-flotante { display: grid; place-items: center; position: fixed; right: 16px; bottom: 16px; width: 56px; height: 56px; border-radius: 50%; background: var(--whatsapp); color: #fff; box-shadow: 0 6px 18px rgba(0,0,0,.25); z-index: 6; }
  .wa-flotante svg { width: 28px; height: 28px; }
  .pie { padding-bottom: 90px; }
}

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