/* ==========================================================================
   Invitame · Sitio maestro (landing comercial)
   ========================================================================== */

/* ---------- Fondo ambiental ---------- */
.ambiente{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.ambiente .mancha{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.ambiente .m1{width:720px;height:520px;top:-180px;left:-140px;background:radial-gradient(circle,#1B2C4C,transparent 70%)}
.ambiente .m2{width:640px;height:640px;top:12%;right:-220px;background:radial-gradient(circle,rgba(198,162,101,.30),transparent 70%)}
.ambiente .m3{width:900px;height:600px;bottom:-260px;left:20%;background:radial-gradient(circle,#132039,transparent 70%)}
.ambiente .grano{position:absolute;inset:0;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}
.capa{position:relative;z-index:1}

/* ---------- Navegación ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:var(--transicion)}
.nav.compacta{background:rgba(4,7,15,.78);backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--linea)}
.nav-interior{display:flex;align-items:center;justify-content:space-between;padding:15px 0}
.marca{display:flex;align-items:center;gap:13px}
.marca-icono{width:46px;height:46px;flex:none;border-radius:50%;filter:drop-shadow(0 5px 14px rgba(0,0,0,.6))}
.marca-texto{display:flex;flex-direction:column;line-height:1}
.marca-texto b{font-family:var(--f-display);font-size:24px;font-weight:400;letter-spacing:.02em;text-transform:lowercase}
.marca-texto span{font-size:7.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--hueso-50);margin-top:3px}
.nav-menu{display:flex;align-items:center;gap:30px}
.nav-menu a{font-size:13px;font-weight:300;color:var(--hueso-70);transition:var(--transicion);position:relative}
.nav-menu a::after{content:"";position:absolute;left:0;right:100%;bottom:-5px;height:1px;background:var(--oro);transition:right .35s}
.nav-menu a:hover{color:var(--hueso)}
.nav-menu a:hover::after{right:0}
.nav-linea{height:1px;background:linear-gradient(90deg,transparent,var(--linea),transparent)}
.nav-burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-burger span{display:block;width:22px;height:1.5px;background:var(--hueso);margin:5px 0;transition:var(--transicion)}

/* ---------- Hero ---------- */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:120px 0 30px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-titulo{font-family:var(--f-display);font-size:clamp(52px,7.4vw,104px);font-weight:400;letter-spacing:-.015em;line-height:.98;margin:20px 0 0}
.hero-titulo em{font-style:normal;display:block}
.hero-sub{color:var(--hueso-70);font-size:17px;line-height:1.75;max-width:44ch;margin-top:24px}
.hero-acciones{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-datos{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap}
.hero-datos div b{display:block;font-family:var(--f-display);font-size:32px;font-weight:600;color:var(--oro);line-height:1}
.hero-datos div span{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--hueso-50)}

/* ---------- Marquesina ---------- */
.marquesina{margin-top:56px;display:flex;align-items:center;gap:40px}
.marquesina > p{font-size:12px;color:var(--hueso-50);max-width:150px;line-height:1.5;flex:none}
.marquesina-pista{overflow:hidden;flex:1;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquesina-fila{display:flex;gap:14px;width:max-content;animation:desliza 34s linear infinite}
.marquesina:hover .marquesina-fila{animation-play-state:paused}
@keyframes desliza{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marca-diseno{display:flex;align-items:center;gap:10px;padding:10px 18px 10px 10px;border-radius:999px;cursor:pointer;
  background:rgba(255,255,255,.03);border:1px solid var(--linea);transition:var(--transicion);white-space:nowrap}
.marca-diseno:hover{border-color:rgba(198,162,101,.5)}
.marca-diseno i{width:26px;height:26px;border-radius:8px;flex:none;box-shadow:inset 0 1px 1px rgba(255,255,255,.3)}
.marca-diseno span{font-size:13px;font-weight:400;color:var(--hueso-70)}

/* ---------- Teléfono ---------- */
.telefono-zona{display:flex;justify-content:center;position:relative}
.telefono-zona::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,162,101,.22),transparent 68%);filter:blur(50px)}
.telefono{
  position:relative;width:298px;aspect-ratio:9/19;border-radius:44px;padding:9px;flex:none;
  background:linear-gradient(160deg,#2b3245,#0c111d);
  box-shadow:0 42px 90px -34px rgba(0,0,0,.95),inset 0 1px 1px rgba(255,255,255,.22);
}
.telefono::after{content:"";position:absolute;top:20px;left:50%;transform:translateX(-50%);
  width:84px;height:20px;border-radius:999px;background:#0c111d;z-index:8}
.telefono-pantalla{position:relative;height:100%;border-radius:36px;overflow:hidden;background:#fff}
.telefono-flotante{animation:flota 7s ease-in-out infinite}
@keyframes flota{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@media (prefers-reduced-motion:reduce){.telefono-flotante{animation:none}.marquesina-fila{animation:none}}

/* ---------- Secciones ---------- */
.seccion{padding:110px 0;position:relative}
.seccion-cabeza{max-width:640px;margin-bottom:52px}
.seccion-cabeza.centro{margin-inline:auto;text-align:center}
.seccion-cabeza h2{font-family:var(--f-display);font-size:clamp(36px,4.6vw,60px);font-weight:400;letter-spacing:-.01em;margin-top:14px}
.seccion-cabeza p{color:var(--hueso-70);margin-top:18px;font-size:16px}

/* ---------- Personalizador ---------- */
.personalizador{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.panel{padding:30px}
.panel h3{font-family:var(--f-display);font-size:26px;font-weight:600;margin-bottom:4px}
.panel > p.pista{font-size:13px;color:var(--hueso-50);margin-bottom:26px}
.panel-bloque{border-top:1px solid var(--linea);padding-top:22px;margin-top:22px}
.panel-bloque > h4{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--oro);margin-bottom:16px;font-weight:400}
.subir-foto{display:flex;align-items:center;gap:14px;padding:14px;border:1px dashed var(--linea);border-radius:12px;cursor:pointer;transition:var(--transicion)}
.subir-foto:hover{border-color:var(--oro);background:rgba(198,162,101,.05)}
.subir-foto svg{width:22px;height:22px;color:var(--oro);flex:none}
.subir-foto div{font-size:12.5px;line-height:1.4}
.subir-foto small{display:block;color:var(--hueso-30);font-size:11px}
.subir-foto input{display:none}
.acciones-preview{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.telefono-pegajoso{position:sticky;top:110px}
.pie-preview{text-align:center;font-size:11.5px;color:var(--hueso-30);margin-top:20px;line-height:1.6}

/* ---------- Galería de diseños ---------- */
.rejilla-disenos{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tarjeta-diseno{cursor:pointer;transition:var(--transicion);text-align:left;background:none;border:0;padding:0;font:inherit}
.tarjeta-diseno:hover{transform:translateY(-6px)}
.tarjeta-diseno .lienzo{
  aspect-ratio:3/4;border-radius:var(--radio);overflow:hidden;position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:flex-end;text-align:center;
  padding:22px 16px 28px;
  box-shadow:0 26px 50px -28px rgba(0,0,0,.9);
}
.tarjeta-diseno .lienzo > .l-foto{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  mix-blend-mode:luminosity;opacity:.88;z-index:0}
.tarjeta-diseno .lienzo::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(0,0,0,.10),rgba(0,0,0,.18) 45%,rgba(0,0,0,.62))}
.tarjeta-diseno .lienzo > *{position:relative;z-index:2}
.tarjeta-diseno .l-kicker{font-size:7.5px;letter-spacing:.34em;text-transform:uppercase;opacity:.88;margin-bottom:10px;
  text-shadow:0 1px 8px rgba(0,0,0,.6)}
.tarjeta-diseno .l-nombres{font-size:27px;line-height:1.12;text-shadow:0 2px 14px rgba(0,0,0,.55)}
.tarjeta-diseno .l-fecha{font-size:10px;letter-spacing:.26em;margin-top:12px;opacity:.92;
  text-shadow:0 1px 8px rgba(0,0,0,.6)}
.tarjeta-diseno .pie-tarjeta{display:flex;align-items:center;justify-content:space-between;margin-top:14px}
.tarjeta-diseno .pie-tarjeta b{font-size:14px;font-weight:400;font-family:var(--f-display);letter-spacing:.04em}
.tarjeta-diseno .pie-tarjeta span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--oro);opacity:0;transition:var(--transicion)}
.tarjeta-diseno:hover .pie-tarjeta span{opacity:1}

/* ---------- Módulos ---------- */
.rejilla-modulos{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.modulo{padding:26px 24px}
.modulo .ico{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:rgba(198,162,101,.13);color:var(--oro);margin-bottom:16px}
.modulo .ico svg{width:19px;height:19px}
.modulo h4{font-family:var(--f-display);font-size:21px;font-weight:600;margin-bottom:7px}
.modulo p{font-size:13.5px;color:var(--hueso-50);line-height:1.6}

/* ---------- Proceso ---------- */
.pasos{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.paso{padding:28px 24px}
.paso b{font-family:var(--f-display);font-size:40px;font-weight:600;color:rgba(198,162,101,.35);line-height:1;display:block;margin-bottom:12px}
.paso h4{font-family:var(--f-display);font-size:21px;font-weight:600;margin-bottom:7px}
.paso p{font-size:13.5px;color:var(--hueso-50);line-height:1.6}

/* ---------- Paquetes ---------- */
.rejilla-paquetes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.paquete{padding:34px 30px;display:flex;flex-direction:column;height:100%}
.paquete.destacado{background:rgba(198,162,101,.07)}
.paquete .etiqueta{position:absolute;top:0;right:26px;font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;
  background:var(--oro);color:var(--azul-950);padding:5px 13px;border-radius:0 0 8px 8px}
.paquete h3{font-family:var(--f-display);font-size:29px;font-weight:600}
.paquete .precio{font-family:var(--f-display);font-size:44px;font-weight:600;color:var(--oro);line-height:1;margin:16px 0 4px}
.paquete .precio small{font-size:14px;color:var(--hueso-50);font-family:var(--f-ui);font-weight:300}
.paquete .desc{font-size:13px;color:var(--hueso-50);min-height:40px}
.paquete ul{list-style:none;padding:0;margin:24px 0 28px;display:grid;gap:11px}
.paquete li{display:flex;gap:10px;font-size:13.5px;color:var(--hueso-70);line-height:1.45}
.paquete li svg{width:15px;height:15px;flex:none;margin-top:3px;color:var(--oro)}
.paquete li.no{color:var(--hueso-30)}
.paquete li.no svg{color:var(--hueso-30)}
.paquete .btn{margin-top:auto;width:100%}
.nota-precios{text-align:center;font-size:12.5px;color:var(--hueso-30);margin-top:26px}
.extras{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}
.extra{padding:16px 22px;font-size:13px;display:flex;align-items:center;gap:12px}
.extra b{color:var(--oro);font-weight:500}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-inline:auto;display:grid;gap:12px}
.faq-item{padding:0 24px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{width:22px;height:22px;flex:none;border-radius:50%;border:1px solid var(--linea);display:grid;place-items:center;
  font-style:normal;font-size:15px;color:var(--oro);transition:var(--transicion)}
.faq-item[open] summary i{transform:rotate(45deg);border-color:var(--oro)}
.faq-item p{padding:0 0 24px;font-size:14px;color:var(--hueso-50);line-height:1.75;max-width:64ch}

/* ---------- CTA final + pie ---------- */
.cta-final{text-align:center;padding:76px 40px;border-radius:var(--radio-lg)}
.cta-final h2{font-family:var(--f-display);font-size:clamp(34px,4.6vw,58px);font-weight:400;margin-bottom:18px}
.cta-final p{color:var(--hueso-70);max-width:52ch;margin-inline:auto;margin-bottom:32px}
footer.pie{border-top:1px solid var(--linea);padding:44px 0 34px;margin-top:90px}
.pie-grid{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;flex-wrap:wrap}
.pie p{font-size:12.5px;color:var(--hueso-30);max-width:38ch;margin-top:14px;line-height:1.7}
.pie-enlaces{display:flex;gap:26px;font-size:13px;color:var(--hueso-50);flex-wrap:wrap}
.pie-enlaces a:hover{color:var(--oro)}
.pie-legal{margin-top:34px;padding-top:20px;border-top:1px solid var(--linea);font-size:11.5px;color:var(--hueso-30);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

/* ---------- Botón flotante de WhatsApp ---------- */
.wa-flotante{position:fixed;right:22px;bottom:22px;z-index:70;width:54px;height:54px;border-radius:50%;
  display:grid;place-items:center;background:#25D366;color:#04070F;box-shadow:0 16px 34px -12px rgba(37,211,102,.6);
  transition:var(--transicion)}
.wa-flotante:hover{transform:scale(1.08)}
.wa-flotante svg{width:27px;height:27px}

/* ---------- Responsivo ---------- */
@media (max-width:1040px){
  .rejilla-disenos{grid-template-columns:repeat(2,1fr)}
  .rejilla-modulos,.pasos{grid-template-columns:repeat(2,1fr)}
  .rejilla-paquetes{grid-template-columns:1fr;max-width:520px;margin-inline:auto}
  .hero-grid,.personalizador{grid-template-columns:1fr;gap:48px}
  .telefono-pegajoso{position:static}
  .hero{padding-top:104px}
  .nav-menu{display:none}
  .nav-burger{display:block}
  .nav-menu.abierto{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(4,7,15,.97);backdrop-filter:blur(18px);padding:8px 20px 20px;border-bottom:1px solid var(--linea)}
  .nav-menu.abierto a{padding:14px 0;border-bottom:1px solid var(--linea);width:100%}
  .nav-menu.abierto .btn{margin-top:16px}
}
@media (max-width:720px){
  .seccion{padding:78px 0}
  .marquesina{flex-direction:column;align-items:flex-start;gap:18px;margin-top:44px}
  .marquesina > p{max-width:none}
  .marquesina-pista{width:100%}
  .rejilla-modulos,.pasos{grid-template-columns:1fr}
  /* El catálogo se queda en dos columnas: 15 tarjetas a pantalla completa
     serían 9000px de scroll antes de llegar a los paquetes. */
  .rejilla-disenos{grid-template-columns:repeat(2,1fr);gap:14px}
  .tarjeta-diseno .lienzo{padding:16px 10px 18px}
  .tarjeta-diseno .l-kicker{font-size:6.5px;letter-spacing:.28em;margin-bottom:7px}
  .tarjeta-diseno .l-nombres{font-size:17px;line-height:1.15}
  .tarjeta-diseno .l-fecha{font-size:8px;letter-spacing:.2em;margin-top:8px}
  .tarjeta-diseno .pie-tarjeta{margin-top:10px}
  .tarjeta-diseno .pie-tarjeta b{font-size:12.5px}
  .tarjeta-diseno .pie-tarjeta span{display:none}
  .hero-datos{gap:24px}
  .hero-datos div b{font-size:26px}
  .cta-final{padding:52px 24px}
  .panel{padding:24px 20px}
  .dupla{grid-template-columns:1fr}
  .telefono{width:min(288px,86vw)}
  .marca-icono{width:42px;height:42px}
  .marca-texto b{font-size:22px}
}

/* ---------- Invitaciones de ejemplo ---------- */
.rejilla-ejemplos{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.ejemplo{display:flex;flex-direction:column;overflow:hidden;transition:var(--transicion)}
.ejemplo:hover{transform:translateY(-6px)}
.ejemplo-lienzo{
  aspect-ratio:4/3;display:grid;place-items:center;text-align:center;padding:20px;position:relative;color:#fff;
}
.ejemplo-lienzo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.18),rgba(0,0,0,.40))}
.ejemplo-lienzo .e-nombres{position:relative;z-index:2;font-size:25px;line-height:1.15;text-shadow:0 2px 14px rgba(0,0,0,.4)}
.ejemplo-pie{display:block;padding:18px 20px 22px}
.ejemplo-pie b{display:block;font-family:var(--f-display);font-size:19px;font-weight:600;letter-spacing:.03em}
.ejemplo-pie small{display:block;font-size:12px;color:var(--hueso-50);margin-top:4px;line-height:1.5;min-height:36px}
.ejemplo-cta{display:block;margin-top:12px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--oro)}
@media (max-width:1040px){ .rejilla-ejemplos{grid-template-columns:repeat(2,1fr)} }
@media (max-width:620px){
  .rejilla-ejemplos{grid-template-columns:1fr;gap:16px}
  .ejemplo-lienzo{aspect-ratio:16/9}
  .ejemplo-pie small{min-height:0}
}