/* ═══════════════════════════════════════════════════════════════
   PAPIROS — componentes del sitio
   Se carga después de base.css. Aquí van header, hero, secciones,
   footer y el botón flotante de WhatsApp.
   ═══════════════════════════════════════════════════════════════ */

/* ─────────── ENCABEZADO ─────────── */
.top{position:sticky;top:0;z-index:80;background:rgba(11,31,59,.95);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(216,164,59,.16);transition:box-shadow .2s,background .2s}
.top.fijo{box-shadow:0 8px 30px rgba(0,0,0,.32);background:rgba(11,31,59,.99)}
.barra{display:flex;align-items:center;height:var(--alto-header);gap:12px}
.marca{flex:none;display:block}
.marca img{height:34px;width:auto}

.nav{display:flex;align-items:center;gap:4px;margin-left:auto;list-style:none;padding:0;margin-block:0}
.nav>li{position:relative}
.nav>li>a,.nav>li>button{display:flex;align-items:center;gap:6px;background:none;border:0;cursor:pointer;
  color:var(--plata);text-decoration:none;font:600 14.5px var(--sans);
  padding:9px 14px;border-radius:3px;transition:color .16s,background .16s}
.nav>li>a:hover,.nav>li>button:hover,.nav>li>a[aria-current=page]{color:#fff;background:rgba(255,255,255,.07)}
.nav .flecha{width:8px;height:8px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .2s;opacity:.75}
.nav>li.abierto>button .flecha{transform:rotate(-135deg) translateY(-2px)}
.nav>li.abierto>button{color:#fff;background:rgba(255,255,255,.07)}

.panel{position:absolute;top:calc(100% + 4px);left:50%;transform:translateX(-50%) translateY(-6px);
  width:540px;background:var(--azul-2);border:1px solid rgba(216,164,59,.24);border-radius:4px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);padding:12px;display:grid;grid-template-columns:1fr 1fr;gap:2px;
  opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s}
/* puente invisible entre el botón y el panel, para que el mouse no caiga en zona muerta */
.panel::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.nav>li.abierto .panel{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.panel a{display:block;padding:13px 14px;border-radius:3px;text-decoration:none;transition:background .16s}
.panel a:hover{background:rgba(216,164,59,.12)}
.panel b{display:block;font:600 14.5px var(--sans);color:#fff;margin-bottom:3px}
.panel span{display:block;font-size:12.5px;line-height:1.5;color:#8D97A8}

.cta-top{flex:none;margin-left:14px;white-space:nowrap;padding:11px 22px;font-size:14px}

/* ícono de carrito en el header */
.carrito-icono{flex:none;margin-left:12px;position:relative;display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;color:var(--oro-claro);border:1px solid rgba(216,164,59,.4);border-radius:8px;
  transition:background .16s,color .16s,border-color .16s}
.carrito-icono:hover{background:rgba(216,164,59,.14);color:#fff;border-color:var(--oro)}
.carrito-icono svg{width:22px;height:22px}
.carrito-n{position:absolute;top:-7px;right:-7px;min-width:20px;height:20px;padding:0 5px;
  background:var(--oro);color:var(--azul);border-radius:10px;font:700 12px var(--sans);
  display:flex;align-items:center;justify-content:center;line-height:1;border:2px solid var(--azul)}

.burger{display:none;margin-left:auto;background:none;border:0;cursor:pointer;
  width:42px;height:42px;padding:10px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:var(--plata);border-radius:2px;transition:transform .22s,opacity .18s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ─────────── HERO ─────────── */
.hero{background:var(--azul);color:var(--plata);position:relative;overflow:hidden;padding:92px 0 98px}
.hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(115% 78% at 80% 10%,rgba(216,164,59,.17),transparent 58%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero h1{font-size:clamp(34px,4.6vw,54px);font-weight:700;color:#fff;margin:0 0 8px;line-height:1.08}
.hero .bajada{font-size:clamp(19px,2.3vw,26px);font-weight:300;color:var(--oro-claro);margin:0 0 22px;line-height:1.3}
.hero p.lead{font-size:18px;line-height:1.62;color:#B9C2D0;max-width:52ch;margin:0 0 34px}
.acciones{display:flex;flex-wrap:wrap;gap:14px}

.ficha{background:var(--azul-2);border:1px solid rgba(216,164,59,.28);padding:30px 30px 26px;border-radius:4px}
.ficha .rotulo{font:600 12.5px var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--oro);margin:0 0 18px}
.ficha ul{list-style:none;margin:0;padding:0}
.ficha li{padding:13px 0;border-top:1px solid rgba(216,221,227,.14);display:flex;justify-content:space-between;gap:16px;align-items:baseline}
.ficha li:first-of-type{border-top:0;padding-top:0}
.ficha b{font:600 16px var(--sans);color:#fff}
.ficha span{font-size:13px;color:#8D97A8;text-align:right;flex:none}

/* ─────────── CINTA ─────────── */
.cinta{background:var(--oro);overflow:hidden;padding:16px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.riel{display:flex;width:max-content;animation:correr 46s linear infinite}
.cinta:hover .riel{animation-play-state:paused}
.riel ul{display:flex;align-items:center;gap:34px;list-style:none;margin:0;padding:0 17px}
.riel li{font:600 16px var(--sans);color:var(--azul);white-space:nowrap;display:flex;align-items:center;gap:34px}
.riel li::after{content:"";width:5px;height:5px;background:var(--azul);transform:rotate(45deg);flex:none;opacity:.5}
@keyframes correr{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.riel{animation:none}}

/* ─────────── SECCIONES ─────────── */
section{padding:86px 0}
.claro{background:var(--papel)}
.medio{background:var(--papel-2)}
.oscuro{background:var(--azul);color:var(--plata)}
.cabeza{max-width:66ch;margin:0 0 46px}
.cabeza h2{font-size:clamp(30px,4vw,46px);font-weight:700;margin:0 0 14px;line-height:1.12}
.oscuro .cabeza h2{color:#fff}
.cabeza p{margin:0;color:var(--tinta-media);font-size:17px}
.oscuro .cabeza p{color:#9AA4B5}

.tres{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea)}
.tres article{background:var(--papel);padding:0 0 34px;display:flex;flex-direction:column}
.tres .foto{aspect-ratio:16/10;overflow:hidden}
.tres .foto img{width:100%;height:100%;object-fit:cover}
.tres .cont{padding:24px 28px 0}
.tres h3{font-size:21px;font-weight:600;margin:0 0 10px}
.tres .etq{font:600 11.5px var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--oro-oscuro);margin:0 0 14px}
.tres p{margin:0;font-size:15.5px;line-height:1.65;color:var(--tinta-media)}

.dos{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.dos.inv .txt{order:2}
.dos p{color:var(--tinta-media);font-size:16.5px;margin:0 0 20px;max-width:54ch}
.oscuro .dos p{color:#9AA4B5}
.lista{list-style:none;padding:0;margin:0 0 26px;display:grid;grid-template-columns:1fr 1fr;gap:8px 20px}
.lista li{font-size:15px;padding-left:16px;position:relative;color:var(--tinta-media)}
.oscuro .lista li{color:#B9C2D0}
.lista li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:1px;background:var(--oro)}
.enlace{display:inline-flex;align-items:center;gap:7px;font:600 15px var(--sans);color:var(--tinta);
  text-decoration:none;border-bottom:2px solid var(--oro);padding-bottom:3px;transition:color .16s}
.oscuro .enlace{color:#fff}
.enlace:hover{color:var(--oro-oscuro)}

/* galería de 4 fotos */
.galeria4{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.galeria4 .celda{aspect-ratio:1;overflow:hidden;border-radius:4px}
.galeria4 .celda img{width:100%;height:100%;object-fit:cover}
.visual{aspect-ratio:4/3;overflow:hidden;border:1px solid var(--linea);border-radius:4px}
.visual img{width:100%;height:100%;object-fit:cover}
.oscuro .visual{border-color:rgba(216,221,227,.18)}

.promo{text-align:center;max-width:60ch;margin:0 auto}

/* bloque "cotiza en segundos" — tarjetas de plataforma */
.plataforma-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.plat-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--linea);
  border-radius:10px;padding:26px 22px;text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s}
.plat-card:hover{transform:translateY(-4px);box-shadow:var(--sombra);border-color:var(--oro)}
.plat-ico{width:48px;height:48px;border-radius:10px;background:var(--azul);color:var(--oro-claro);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.plat-ico svg{width:24px;height:24px}
.plat-card h3{font-size:18px;font-weight:600;color:var(--tinta);margin:0 0 8px;line-height:1.25}
.plat-card p{font-size:14px;color:var(--tinta-media);line-height:1.55;margin:0 0 18px;flex:1}
.plat-cta{font:600 14.5px var(--sans);color:var(--oro-oscuro)}
.plat-card:hover .plat-cta{color:var(--azul)}
@media (max-width:900px){.plataforma-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.plataforma-grid{grid-template-columns:1fr}}

/* cabecera de presentación (dos columnas, editorial) */
.presenta-cabeza{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:end;
  padding-bottom:34px;border-bottom:1px solid var(--linea)}
.presenta-cabeza h2{font-size:clamp(28px,3.6vw,42px);font-weight:700;line-height:1.12;margin:0}
.presenta-texto{color:var(--tinta-media);font-size:17px;line-height:1.6;margin:0}
@media (max-width:800px){
  .presenta-cabeza{grid-template-columns:1fr;gap:18px;align-items:start}
}
.promo h2{font-size:clamp(27px,3.5vw,38px);font-weight:700;margin:0 0 16px}
.promo p{font-size:17px;margin:0 0 30px;color:var(--tinta-media)}

/* ═══ carrusel de CAMPAÑAS (rota entre campañas completas) ═══ */
.campanas{position:relative;background:var(--azul)}
.campana{display:none;padding:52px 0}
.campana.activa{display:block;animation:campana-in .6s ease}
@keyframes campana-in{from{opacity:0}to{opacity:1}}
.campana .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:30px 44px}
.campana .txt{flex:1 1 440px}
.campana h2{font-size:clamp(25px,3.2vw,36px);font-weight:300;color:#fff;margin:0 0 10px;line-height:1.2}
.campana p{margin:0 0 4px;color:#9AA4B5;font-size:16.5px;max-width:56ch}
.campana .btn{flex:none}
.campana.con-fotos .txt{flex:1 1 420px}

/* imágenes que rotan dentro de una campaña */
.campana-carrusel{flex:1 1 380px;position:relative;aspect-ratio:16/10;border-radius:10px;
  overflow:hidden;box-shadow:0 16px 40px rgba(0,0,0,.35);min-width:280px}
.campana-carrusel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .8s ease}
.campana-carrusel img.activa{opacity:1}

/* puntos para cambiar de campaña */
.campana-puntos{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  display:flex;gap:9px;z-index:2}
.campana-puntos .punto{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.3);
  cursor:pointer;padding:0;transition:background .2s,width .2s}
.campana-puntos .punto.activo{background:var(--oro);width:24px;border-radius:5px}
@media (max-width:760px){
  .campana-carrusel{flex:1 1 100%;aspect-ratio:16/9}
}

/* diferenciadores */
.cuatro{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea)}
.cuatro>div{background:var(--papel);padding:34px 28px 36px}
.cuatro h3{font-size:clamp(21px,2.3vw,26px);font-weight:600;margin:0 0 12px;color:var(--tinta)}
.cuatro p{margin:0;font-size:15px;color:var(--tinta-media);line-height:1.62}
/* variante de 3 tarjetas ("Su centro creativo completo" en el inicio).
   Antes iba como style="" en index.php y eso bloqueaba las reglas de celular. */
.cuatro.cuatro-3{grid-template-columns:repeat(3,1fr)}

/* cierre / contacto */
.cierre{background:var(--azul);color:var(--plata);padding:80px 0}
.cierre .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:start}
.cierre h2{font-size:clamp(28px,3.6vw,42px);font-weight:300;color:#fff;margin:0 0 16px;line-height:1.15}
.cierre p{color:#9AA4B5;margin:0 0 28px;max-width:48ch}
.datos{list-style:none;padding:0;margin:0}
.datos li{padding:15px 0;border-top:1px solid rgba(216,221,227,.15);display:flex;gap:14px;align-items:flex-start}
.datos li:first-child{border-top:0}
.datos .ico{flex:none;width:20px;height:20px;color:var(--oro);margin-top:2px}
.datos b{display:block;font:600 11.5px var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--oro);margin-bottom:3px}
.datos a,.datos span{color:var(--plata);text-decoration:none;font-size:15.5px}
.datos a:hover{color:#fff}

/* ─────────── FOOTER ─────────── */
.pie{background:#070E1C;color:#8D97A8;padding:52px 0 28px}
.pie-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px;padding-bottom:32px;border-bottom:1px solid rgba(216,221,227,.1)}
.pie-logo{height:34px;width:auto;margin-bottom:14px}
.pie-tag{font-size:14px;line-height:1.6;max-width:36ch;margin:0}
.pie-nav{display:flex;flex-direction:column;gap:9px}
.pie-nav b{color:#fff;font-size:13px;font-weight:600;margin-bottom:4px}
.pie-nav a,.pie-nav span{color:#8D97A8;text-decoration:none;font-size:14px}
.pie-nav a:hover{color:var(--oro)}
.pie-legal{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:22px;font-size:13px}
.pie-legal a{color:#8D97A8}.pie-legal a:hover{color:var(--oro)}

/* ─────────── WHATSAPP FLOTANTE ─────────── */
.wa-flotante{position:fixed;right:22px;bottom:22px;z-index:70;width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.4);transition:transform .18s}
.wa-flotante:hover{transform:scale(1.08)}

/* ─────────── MÓVIL ─────────── */
@media (max-width:960px){
  .top,.top.fijo{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--azul)}
  .burger{display:flex}
  .cta-top{display:none}
  .nav{position:fixed;top:var(--alto-header);left:0;right:0;bottom:0;
    height:calc(100dvh - var(--alto-header));background:var(--azul);
    flex-direction:column;align-items:stretch;gap:0;padding:14px 26px 60px;margin:0;
    overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;
    transform:translateX(100%);transition:transform .26s ease;visibility:hidden}
  .nav.ver{transform:translateX(0);visibility:visible}
  .nav>li>a,.nav>li>button{width:100%;justify-content:space-between;padding:16px 4px;font-size:17px;
    border-radius:0;border-bottom:1px solid rgba(216,221,227,.1)}
  .panel{position:static;transform:none;width:auto;opacity:1;visibility:visible;pointer-events:auto;
    grid-template-columns:1fr;box-shadow:none;border:0;background:transparent;padding:0;display:none}
  .nav>li.abierto .panel{display:grid;padding:6px 0 10px}
  .panel a{background:rgba(255,255,255,.04);margin-bottom:2px}
  .hero .wrap,.dos,.cierre .wrap{grid-template-columns:1fr;gap:40px}
  .dos.inv .txt{order:0}
  .tres,.cuatro{grid-template-columns:1fr}
  .cuatro{grid-template-columns:1fr 1fr}
  .pie-grid{grid-template-columns:1fr 1fr;gap:28px}
  section{padding:62px 0}
  .hero{padding:60px 0 70px}
}
@media (max-width:560px){
  .cuatro,.lista,.galeria4,.pie-grid{grid-template-columns:1fr}
}
/* tarjetas de "Su centro creativo completo": 3 columnas hasta tableta, 1 columna en celular */
@media (max-width:760px){
  .cuatro.cuatro-3{grid-template-columns:1fr}
  .cuatro.cuatro-3>div{padding:26px 22px 28px}
}