/* ===== Thaís Fotografía — estilo negro elegante ===== */
:root{
  --negro:#0a0a0a;
  --negro-2:#121212;
  --negro-3:#1b1b1b;
  --linea:#2a2622;
  --oro:#c8a96a;
  --oro-claro:#e3cc9a;
  --marfil:#f3eee6;
  --gris:#a39e96;
  --serif:'Cormorant Garamond', Georgia, serif;
  --sans:'Jost', 'Helvetica Neue', Arial, sans-serif;
  --script:'Pinyon Script', cursive;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--negro);color:var(--marfil);font-family:var(--sans);font-weight:300;line-height:1.7;font-size:16px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.contenedor{width:min(1200px,100% - 32px);margin-inline:auto}

/* ---------- Cabecera ---------- */
.cabecera{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .4s, padding .4s;padding:22px 0}
.cabecera.solida{background:rgba(10,10,10,.94);backdrop-filter:blur(8px);padding:12px 0;border-bottom:1px solid var(--linea)}
.cabecera .contenedor{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;flex-direction:column;line-height:1}
.logo img{height:54px;width:auto}
.logo .nombre{font-family:var(--script);font-size:2.4rem;color:var(--marfil)}
.logo .sub{font-family:var(--sans);font-size:.62rem;letter-spacing:.42em;text-transform:uppercase;color:var(--oro);margin-top:2px;padding-left:4px}
.menu{display:flex;gap:26px;list-style:none}
.menu a{white-space:nowrap}
.menu a{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;position:relative;padding:6px 0;color:#ddd6cb;transition:color .3s}
.menu a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--oro);transition:width .35s}
.menu a:hover,.menu a.activo{color:var(--oro-claro)}
.menu a:hover::after,.menu a.activo::after{width:100%}
.btn-menu{display:none;background:none;border:0;cursor:pointer;width:34px;height:24px;position:relative}
.btn-menu span{position:absolute;left:0;width:100%;height:1px;background:var(--marfil);transition:.3s}
.btn-menu span:nth-child(1){top:4px}.btn-menu span:nth-child(2){top:12px}.btn-menu span:nth-child(3){top:20px}
.menu-abierto .btn-menu span:nth-child(1){top:12px;transform:rotate(45deg)}
.menu-abierto .btn-menu span:nth-child(2){opacity:0}
.menu-abierto .btn-menu span:nth-child(3){top:12px;transform:rotate(-45deg)}

/* ---------- Portada ---------- */
.portada{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;overflow:hidden}
.portada .fondo{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.08);animation:zoomLento 18s ease-out forwards}
.portada::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.55),rgba(0,0,0,.35) 40%,rgba(10,10,10,1))}
.portada .texto{position:relative;z-index:2;padding:0 16px}
.portada .pre{font-size:.75rem;letter-spacing:.5em;text-transform:uppercase;color:var(--oro)}
.portada h1{font-family:var(--serif);font-weight:300;font-size:clamp(2.8rem,7vw,6rem);line-height:1.05;margin:18px 0}
.portada h1 em{font-family:var(--script);font-style:normal;color:var(--oro-claro);font-size:1.15em}
.portada p{max-width:560px;margin:0 auto 34px;color:#d9d2c7}
.portada.corta{min-height:62svh}
.flecha{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:2;font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gris)}
.flecha::after{content:"";display:block;width:1px;height:40px;background:var(--oro);margin:10px auto 0;animation:baja 2s infinite}
@keyframes zoomLento{to{transform:scale(1)}}
@keyframes baja{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- Botones ---------- */
.btn{display:inline-block;padding:15px 36px;border:1px solid var(--oro);color:var(--oro-claro);font-size:.72rem;letter-spacing:.25em;text-transform:uppercase;transition:.35s;cursor:pointer;background:transparent;font-family:var(--sans)}
.btn:hover{background:var(--oro);color:var(--negro)}
.btn.lleno{background:var(--oro);color:var(--negro)}
.btn.lleno:hover{background:var(--oro-claro)}

/* ---------- Secciones ---------- */
section{padding:110px 0}
.titulo{text-align:center;margin-bottom:60px}
.titulo .pre{font-size:.7rem;letter-spacing:.45em;text-transform:uppercase;color:var(--oro)}
.titulo h2{font-family:var(--serif);font-weight:300;font-size:clamp(2.2rem,4.5vw,3.6rem);line-height:1.1;margin-top:10px}
.titulo h2 em{font-family:var(--script);font-style:normal;color:var(--oro-claro)}
.titulo p{max-width:620px;margin:16px auto 0;color:var(--gris)}
.adorno{width:60px;height:1px;background:var(--oro);margin:22px auto 0}
.alt{background:var(--negro-2)}

/* ---------- Intro dos columnas ---------- */
.dos{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.dos .foto{position:relative}
.dos .foto img{aspect-ratio:4/5;object-fit:cover;width:100%}
.dos .foto::before{content:"";position:absolute;inset:-18px 18px 18px -18px;border:1px solid var(--oro);z-index:-1}
.dos h2{font-family:var(--serif);font-weight:300;font-size:clamp(2rem,3.6vw,3rem);line-height:1.15;margin:10px 0 22px}
.dos h2 em{font-family:var(--script);font-style:normal;color:var(--oro-claro)}
.dos p{color:#cfc8bd;margin-bottom:16px}
.firma{font-family:var(--script);font-size:2.6rem;color:var(--oro);margin-top:10px}

/* ---------- Tarjetas de servicios ---------- */
.servicios{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.servicio{position:relative;overflow:hidden;aspect-ratio:3/4;display:flex;align-items:flex-end}
.servicio img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s, filter .6s;filter:brightness(.7)}
.servicio:hover img{transform:scale(1.07);filter:brightness(.5)}
.servicio .info{position:relative;padding:30px;width:100%;background:linear-gradient(transparent,rgba(0,0,0,.85))}
.servicio h3{font-family:var(--serif);font-weight:400;font-size:2rem}
.servicio span{font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:var(--oro)}

/* ---------- Portafolio ---------- */
.filtros{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 26px;margin-bottom:44px}
.filtros button{background:none;border:0;color:var(--gris);font-family:var(--sans);font-size:.72rem;letter-spacing:.25em;text-transform:uppercase;cursor:pointer;padding:6px 0;border-bottom:1px solid transparent;transition:.3s}
.filtros button.activo,.filtros button:hover{color:var(--oro-claro);border-color:var(--oro)}
.galeria{columns:3 300px;column-gap:14px}
.galeria figure{break-inside:avoid;margin-bottom:14px;overflow:hidden;cursor:zoom-in;position:relative}
.galeria img{width:100%;transition:transform .9s, opacity .5s}
.galeria figure:hover img{transform:scale(1.04)}
.galeria figure.oculto{display:none}

/* Visor de fotos */
.visor{position:fixed;inset:0;background:rgba(0,0,0,.95);z-index:100;display:none;align-items:center;justify-content:center}
.visor.abierto{display:flex}
.visor img{max-width:92vw;max-height:86vh;object-fit:contain}
.visor button{position:absolute;background:none;border:0;color:var(--marfil);font-size:2.2rem;cursor:pointer;padding:16px;font-family:var(--serif)}
.visor .cerrar{top:10px;right:16px}
.visor .ant{left:10px}.visor .sig{right:10px}

/* ---------- Paquetes ---------- */
.pestanas{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:50px}
.pestanas button{background:transparent;border:1px solid var(--linea);color:var(--gris);padding:12px 26px;font-family:var(--sans);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;cursor:pointer;transition:.3s}
.pestanas button.activo,.pestanas button:hover{border-color:var(--oro);color:var(--oro-claro)}
.panel{display:none;animation:aparece .6s}
.panel.activo{display:block}
@keyframes aparece{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.paquetes{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:26px}
.paquete{border:1px solid var(--linea);background:var(--negro-3);padding:44px 36px;display:flex;flex-direction:column;position:relative;transition:border-color .4s, transform .4s}
.paquete:hover{border-color:var(--oro);transform:translateY(-4px)}
.paquete.destacado{border-color:var(--oro)}
.paquete .etiqueta{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--oro);color:var(--negro);font-size:.62rem;letter-spacing:.25em;text-transform:uppercase;padding:4px 14px;white-space:nowrap}
.paquete h3{font-family:var(--serif);font-weight:400;font-size:2rem;text-align:center}
.paquete .tipo{text-align:center;font-size:.66rem;letter-spacing:.3em;text-transform:uppercase;color:var(--oro)}
.paquete ul{list-style:none;margin:28px 0;flex:1}
.paquete li{padding:9px 0 9px 22px;border-bottom:1px solid var(--linea);font-size:.92rem;color:#d4cdc2;position:relative}
.paquete li::before{content:"";position:absolute;left:2px;top:19px;width:8px;height:1px;background:var(--oro)}
.precio{text-align:center;font-family:var(--serif);font-size:2.6rem;color:var(--oro-claro)}
.precio small{display:block;font-family:var(--sans);font-size:.75rem;color:var(--gris);letter-spacing:.05em}
.paquete .btn{margin-top:24px;text-align:center}
.nota{text-align:center;color:var(--gris);font-size:.85rem;margin-top:40px}

/* ---------- Impresos ---------- */
.impresos{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.impreso{text-align:center}
.impreso img{aspect-ratio:1;object-fit:cover;width:100%;margin-bottom:18px;filter:brightness(.85)}
.impreso h3{font-family:var(--serif);font-weight:400;font-size:1.5rem}
.impreso p{color:var(--gris);font-size:.88rem}

/* ---------- Descargas PDF ---------- */
.descargas{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.pdf{border:1px solid var(--linea);padding:34px 28px;display:flex;gap:20px;align-items:flex-start;transition:.35s;background:var(--negro-3)}
.pdf:hover{border-color:var(--oro)}
.pdf .icono{flex:none;width:46px;height:58px;border:1px solid var(--oro);display:grid;place-items:center;font-size:.62rem;letter-spacing:.15em;color:var(--oro);position:relative}
.pdf .icono::after{content:"";position:absolute;top:-1px;right:-1px;border-style:solid;border-width:0 12px 12px 0;border-color:transparent var(--negro) var(--oro) transparent}
.pdf h3{font-family:var(--serif);font-weight:400;font-size:1.45rem;line-height:1.2}
.pdf p{color:var(--gris);font-size:.86rem;margin:6px 0 14px}
.pdf a{font-size:.68rem;letter-spacing:.25em;text-transform:uppercase;color:var(--oro-claro);border-bottom:1px solid var(--oro);padding-bottom:3px}

/* ---------- Testimonios ---------- */
.testimonios{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.testimonio{text-align:center;padding:20px}
.testimonio .comillas{font-family:var(--serif);font-size:4rem;color:var(--oro);line-height:.6}
.testimonio p{font-family:var(--serif);font-size:1.3rem;font-style:italic;color:#ddd5ca;margin:16px 0}
.testimonio span{font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gris)}

/* ---------- Proceso ---------- */
.pasos{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;counter-reset:paso}
.paso{text-align:center}
.paso::before{counter-increment:paso;content:"0" counter(paso);display:block;font-family:var(--serif);font-size:3rem;color:var(--oro);line-height:1}
.paso h3{font-family:var(--serif);font-weight:400;font-size:1.5rem;margin:10px 0 6px}
.paso p{color:var(--gris);font-size:.9rem}

/* ---------- Preguntas frecuentes ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--linea);padding:22px 0}
.faq summary{cursor:pointer;list-style:none;font-family:var(--serif);font-size:1.35rem;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--oro);font-size:1.6rem;line-height:1;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--gris);margin-top:12px}

/* ---------- Llamado final ---------- */
.llamado{position:relative;text-align:center;padding:150px 0;overflow:hidden}
.llamado .fondo{position:absolute;inset:0;background-size:cover;background-position:center;background-attachment:fixed;filter:brightness(.32)}
.llamado .contenedor{position:relative}
.llamado h2{font-family:var(--serif);font-weight:300;font-size:clamp(2.2rem,5vw,4rem);line-height:1.1;margin-bottom:30px}
.llamado h2 em{font-family:var(--script);font-style:normal;color:var(--oro-claro)}

/* ---------- Contacto ---------- */
.contacto{display:grid;grid-template-columns:1fr 1.3fr;gap:70px}
.datos h3{font-family:var(--serif);font-weight:400;font-size:2rem;margin-bottom:20px}
.dato{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--linea)}
.dato svg{flex:none;width:20px;height:20px;stroke:var(--oro);fill:none;stroke-width:1.3;margin-top:4px}
.dato small{display:block;font-size:.64rem;letter-spacing:.28em;text-transform:uppercase;color:var(--oro)}
.formulario{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.formulario .ancho{grid-column:1/-1}
.formulario label{display:block;font-size:.64rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gris);margin-bottom:6px}
.formulario input,.formulario select,.formulario textarea{width:100%;background:transparent;border:0;border-bottom:1px solid var(--linea);color:var(--marfil);font-family:var(--sans);font-size:1rem;font-weight:300;padding:10px 0;outline:none;transition:border-color .3s}
.formulario select option{background:var(--negro-2)}
.formulario input:focus,.formulario select:focus,.formulario textarea:focus{border-color:var(--oro)}
.formulario textarea{resize:vertical;min-height:110px}
.mapa{margin-top:70px;filter:grayscale(1) invert(.92) contrast(.9);border:0;width:100%;height:340px}

/* ---------- Pie ---------- */
.pie{border-top:1px solid var(--linea);padding:70px 0 30px;background:#070707}
.pie .columnas{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px;margin-bottom:50px}
.pie h4{font-size:.66rem;letter-spacing:.3em;text-transform:uppercase;color:var(--oro);font-weight:400;margin-bottom:16px}
.pie li{list-style:none;margin-bottom:8px;color:var(--gris);font-size:.9rem}
.pie li a:hover{color:var(--oro-claro)}
.pie p{color:var(--gris);font-size:.9rem;max-width:330px;margin-top:14px}
.redes{display:flex;gap:12px;margin-top:20px}
.redes a{width:40px;height:40px;border:1px solid var(--linea);display:grid;place-items:center;transition:.3s}
.redes a:hover{border-color:var(--oro)}
.redes svg{width:17px;height:17px;fill:var(--marfil)}
.derechos{text-align:center;font-size:.72rem;letter-spacing:.15em;color:#6d6861;border-top:1px solid var(--linea);padding-top:26px}

/* ---------- WhatsApp flotante ---------- */
.whatsapp{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 6px 24px rgba(0,0,0,.5);transition:transform .3s}
.whatsapp:hover{transform:scale(1.08)}
.whatsapp svg{width:30px;height:30px;fill:#fff}

/* ---------- Aparecer al bajar ---------- */
.revelar{opacity:0;transform:translateY(30px);transition:opacity 1s, transform 1s}
.revelar.visible{opacity:1;transform:none}

/* ---------- Celular y tablet ---------- */
@media (max-width:1180px){
  .menu{position:fixed;inset:0;background:var(--negro);flex-direction:column;align-items:center;justify-content:center;gap:26px;opacity:0;pointer-events:none;transition:opacity .4s}
  .menu a{font-size:.95rem}
  .menu-abierto .menu{opacity:1;pointer-events:auto}
  .btn-menu{display:block;z-index:2}
  .servicios,.testimonios{grid-template-columns:1fr 1fr}
  .impresos,.pasos{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  section{padding:80px 0}
  .dos,.contacto{grid-template-columns:1fr;gap:50px}
  .dos .foto::before{inset:-10px 10px 10px -10px}
  .servicios,.testimonios,.impresos{grid-template-columns:1fr}
  .formulario{grid-template-columns:1fr}
  .pie .columnas{grid-template-columns:1fr;gap:34px}
  .llamado .fondo{background-attachment:scroll}
  .logo .nombre{font-size:2rem}
}

/* ---------- Carga y videos ---------- */
main{transition:opacity .6s}
body:not(.listo) main{opacity:0}
.galeria figure.es-video video{width:100%;display:block}
.galeria .play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border:1px solid var(--oro-claro);border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.35);transition:.3s}
.galeria .play svg{width:24px;height:24px;fill:var(--oro-claro);margin-left:3px}
.galeria figure:hover .play{background:var(--oro)}
.galeria figure:hover .play svg{fill:var(--negro)}
.video-link{aspect-ratio:4/3;display:grid;place-items:center;background:var(--negro-3);border:1px solid var(--linea);font-family:var(--serif);font-size:1.4rem;padding:20px;text-align:center}
.visor-caja{display:flex;align-items:center;justify-content:center}
.visor-caja img,.visor-caja video{max-width:92vw;max-height:86vh;object-fit:contain}
.visor-caja iframe{width:min(92vw,1100px);aspect-ratio:16/9;border:0}
.acceso{display:inline-flex;align-items:center;gap:6px;margin-left:10px;opacity:.35;transition:opacity .3s;vertical-align:middle}
.acceso:hover{opacity:1;color:var(--oro-claro)}
.acceso svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:1.6}

/* ---------- Logo en imagen ---------- */
.cabecera .logo img{height:66px;width:auto;transition:height .4s}
.cabecera.solida .logo img{height:48px}
.pie .logo img{height:120px;width:auto;margin-bottom:6px}
@media (max-width:720px){ .cabecera .logo img{height:52px} .cabecera.solida .logo img{height:42px} }
/* el logo nunca se estira: mantiene su forma */
.logo{align-items:flex-start;align-self:flex-start}
.logo img{width:auto!important;max-width:100%;object-fit:contain;flex:none}