/* Layout: estilo suizo sobre papel — hero oscuro a todo ancho con collage de fotos y el logo grande abajo; secciones claras con títulos grandes de interletrado cerrado; bandas bordó para la cinta y la reserva; barra lateral fija con redes. */
:root{
  --paper:#F4F3EF;      /* fondo papel */
  --paper-2:#E9E7E1;    /* banda gris */
  --ink:#111111;        /* texto y hero */
  --muted:#6b6763;      /* texto secundario */
  --line:#d3d0c9;       /* líneas */
  --wine:#AE0009;       /* rojo del logo */
  --gold:#D4A82B;       /* detalle sobre oscuro */
  --white:#ffffff;
  --f-sans:Arial, "Helvetica Neue", Helvetica, sans-serif;
  --f-serif:Georgia, "Times New Roman", serif;
  --side:max(16px, env(safe-area-inset-left, 0px));
  --side-r:max(16px, env(safe-area-inset-right, 0px));
  --rail:0px;
  --space:clamp(24px,5.3vw,88px);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--f-sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
:focus-visible{outline:2px solid var(--wine);outline-offset:3px}
.wrap{padding-left:calc(var(--side) + var(--rail));padding-right:var(--side-r)}
.inner{max-width:1240px;margin-inline:auto}
h1,h2,h3{font-weight:400;margin:0;text-wrap:balance}
h2{font-size:clamp(2.4rem,5.4vw,4.4rem);line-height:1.02;letter-spacing:-.065em}
h2 .dot{color:var(--wine)}
h2 i,.serif{font-family:var(--f-serif);font-style:italic;letter-spacing:-.02em}
h3{font-size:1.45rem;letter-spacing:-.04em}
p{margin:0}
.label{font-size:.78rem;letter-spacing:0}
.paren::before{content:"( "}.paren::after{content:" )"}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-size:.92rem;text-decoration:none;border-radius:99px;padding:1em 1.8em;background:var(--ink);color:var(--white);border:1px solid var(--ink);transition:background .25s,color .25s}
.btn:hover{background:transparent;color:var(--ink)}
.btn.light{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn.light:hover{background:transparent;color:var(--white)}
.ulink{text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px;font-size:.88rem}
.ulink:hover{color:var(--wine)}

/* Header */
.header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--ink);color:var(--white);transition:background .35s,color .35s,border-color .35s;border-bottom:1px solid transparent}
.header.solid{background:color-mix(in srgb,var(--paper) 94%,transparent);color:var(--ink);backdrop-filter:blur(8px);border-color:var(--line)}
.header .inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding-block:16px}
.brand{justify-self:start;display:block;line-height:0}
.brand img{height:46px;width:auto;display:block}
.brand .on-light{display:none}
.header.solid .brand .on-light{display:block}
.header.solid .brand .on-dark-img{display:none}
.nav{display:flex;gap:28px}
.nav a{font-size:.86rem;text-decoration:none;opacity:.85}
.nav a:hover{opacity:1}
.talk{justify-self:end;font-size:.86rem;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}
.burger{display:none;justify-self:end;background:none;border:0;color:inherit;font:inherit;font-size:.9rem;cursor:pointer;padding:6px 0}
.header .mobile-menu{display:none}

/* Barra lateral fija */
.rail{position:fixed;left:0;top:0;bottom:0;width:84px;z-index:40;display:none;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding-left:env(safe-area-inset-left,0px);color:#fff;mix-blend-mode:difference}
.rail .ring{width:30px;height:30px;border:1px solid currentColor;border-radius:50%;display:grid;place-items:center;opacity:.8}
.rail .ring span{width:6px;height:6px;border-radius:50%;background:currentColor}
.rail .track{width:1px;height:90px;background:rgba(255,255,255,.3);position:relative;overflow:hidden}
.rail .track i{position:absolute;inset:0;background:#fff;transform-origin:top;transform:scaleY(var(--p,0))}
.rail a{font-size:.74rem;font-weight:700;letter-spacing:.08em;text-decoration:none}
.rail .line{width:1px;height:46px;background:currentColor;opacity:.5}

/* Hero */
.hero{background:var(--ink);color:var(--white);padding-block:4px 0}
.hero-stage{position:relative;min-height:clamp(560px,86svh,860px);display:flex;flex-direction:column;justify-content:space-between;padding-block:16px 28px;isolation:isolate;overflow:hidden}
.collage{position:absolute;inset:0;z-index:-2;display:grid;grid-template-columns:1.1fr 1.6fr 1fr;grid-template-rows:1fr 1.15fr 1fr;gap:8px}
.tile{border-radius:4px;overflow:hidden;background:#1d1b19}
.tile img{width:100%;height:100%;object-fit:cover;display:block;filter:grayscale(1) contrast(1.18) brightness(.58)}
.tile:nth-child(1){grid-row:1/3}
.tile:nth-child(2){grid-column:2;grid-row:1}
.tile:nth-child(3){grid-column:3;grid-row:1/3}
.tile:nth-child(4){grid-column:2;grid-row:2/4}
.tile:nth-child(5){grid-column:1;grid-row:3}
.tile:nth-child(6){grid-column:3;grid-row:3}
.hero-stage::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(17,17,17,.55) 0%,rgba(17,17,17,.25) 40%,rgba(17,17,17,.9) 100%)}
.hero-top,.hero-bottom{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;font-size:.82rem}
.hero-bottom{align-items:flex-end}
.hero-logo{margin:0 0 28px;line-height:0}
.hero-logo img{width:clamp(230px,36vw,500px);height:auto;max-width:100%;display:block;opacity:0;transform:translateY(24px);animation:rise 1.1s cubic-bezier(.2,.7,.2,1) .5s forwards}
@keyframes rise{to{opacity:1;transform:none}}
.hero-bottom .btn{opacity:0;animation:rise .8s ease 1.8s forwards}

/* Cinta */
.ribbon{background:var(--wine);color:var(--paper);overflow:hidden;padding-block:20px}
.ribbon-track{display:flex;width:max-content;animation:marquee 42s linear infinite}
.ribbon-track span{font-size:clamp(1.5rem,3vw,2.3rem);letter-spacing:-.05em;white-space:nowrap;padding-right:.5em}
.ribbon-track i{font-family:var(--f-serif);font-style:italic;font-size:clamp(1.3rem,2.6vw,2rem);padding-right:.5em;color:var(--gold)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* Intro */
section.block{padding-block:clamp(80px,11vw,150px)}
.intro{text-align:center;display:grid;justify-items:center;gap:28px}
.intro p.body{max-width:46ch;font-size:1.12rem;line-height:1.6}
.triad{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);margin-top:clamp(56px,8vw,96px);padding-top:16px;font-size:.82rem}
.triad span:nth-child(2){text-align:center}.triad span:nth-child(3){text-align:right}

/* Encabezado de sección */
.sec-meta{display:flex;justify-content:space-between;gap:16px;font-size:.78rem;margin-bottom:28px}

/* Eventos */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:44px}
.card figure{margin:0}
.ph{aspect-ratio:4/5;width:100%;object-fit:cover;display:block;border-radius:6px;background:
  radial-gradient(70% 70% at 30% 30%, rgba(212,168,43,.18), transparent 70%),
  radial-gradient(70% 70% at 80% 85%, rgba(139,26,26,.18), transparent 70%),
  #dcd9d2;display:flex;align-items:flex-end;padding:12px;font-size:.64rem;text-transform:uppercase;letter-spacing:.08em;color:#8a857e;max-width:100%}
img.ph{padding:0;display:block;height:auto}
.card figcaption{display:grid;gap:2px;margin-top:12px;font-size:.88rem}
.card figcaption span{color:var(--muted)}
.cards-foot{display:flex;justify-content:flex-end;align-items:center;gap:16px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-block:26px;margin-top:20px;font-size:.92rem}

/* Servicio */
.service-band{background:var(--paper-2)}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(32px,6vw,110px);align-items:start}
.split>*{min-width:0}
.service-band h2{color:#a9a59e}
.service-band h2 b{font-weight:400;color:var(--ink)}
.items{border-top:1px solid var(--ink)}
.item{display:grid;grid-template-columns:44px minmax(0,1fr);gap:8px 16px;padding-block:24px;border-bottom:1px solid var(--line)}
.item small{font-size:.74rem;color:var(--muted);padding-top:6px}
.item p{grid-column:2;color:var(--muted);max-width:44ch}

/* Preguntas */
.faq{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:22px;font-size:clamp(1.1rem,2vw,1.35rem);letter-spacing:-.03em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;transition:transform .3s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding-bottom:24px;color:var(--muted);max-width:60ch}

/* Reservar */
.book{background:var(--wine);color:var(--white)}
.book .label{opacity:.8}
.book h2 .dot{color:var(--gold)}
.book .body{margin-top:22px;max-width:36ch;font-size:1.1rem;opacity:.9}
.preview{font-family:var(--f-serif);font-style:italic;font-size:1rem;line-height:1.55;margin-top:30px;padding-left:16px;border-left:1px solid rgba(255,255,255,.5);max-width:42ch;opacity:.9}
form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 24px}
.field{display:grid;gap:6px}
.field.full{grid-column:1/-1}
label{font-size:.76rem;opacity:.8}
input,select{font:inherit;font-size:1.15rem;color:var(--white);background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.45);border-radius:0;padding:.45em 0;width:100%;min-width:0}
input::placeholder{color:rgba(255,255,255,.45)}
select option{color:var(--ink)}
input:focus,select:focus{outline:none;border-color:var(--white)}
input[type=date]{color-scheme:dark}
.form-foot{grid-column:1/-1;display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:8px}
.form-foot small{font-size:.84rem;opacity:.8}

/* Menos aire entre Eventos y Preguntas (comparten fondo) */
#eventos{padding-bottom:clamp(36px,4.5vw,60px)}
#preguntas{padding-top:clamp(36px,4.5vw,60px)}

/* Footer */
footer{background:var(--ink);color:var(--white);padding-block:56px 32px}
.foot{display:grid;justify-items:center;gap:22px;text-align:center}
.foot-logo{display:block;line-height:0}
.foot-logo img{width:clamp(96px,10vw,128px);height:auto;display:block}
.foot-ig{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;color:var(--white);transition:color .2s,background .2s}
.foot-ig:hover{color:var(--ink);background:var(--white)}
.foot-ig svg{width:26px;height:26px}
.copy{font-size:.72rem;color:rgba(255,255,255,.45);margin-top:6px}

/* WhatsApp flotante */
.wa{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:45;display:flex;align-items:center;gap:10px;text-decoration:none}
.wa .bubble{font-size:.82rem;background:var(--white);color:var(--ink);padding:.7em 1.1em;border-radius:99px;box-shadow:0 6px 22px rgba(0,0,0,.18)}
.wa .dot{width:58px;height:58px;border-radius:50%;background:var(--ink);display:grid;place-items:center;box-shadow:0 8px 26px rgba(0,0,0,.25);position:relative}
.wa .dot::before{content:"";position:absolute;inset:0;border-radius:50%;border:1px solid var(--ink);animation:pulse 6s ease-out 3s infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.8}25%,100%{transform:scale(1.6);opacity:0}}
.wa svg{width:30px;height:30px;display:block}

/* Revelado (siempre visible; solo se desplaza) */
.reveal{transition:transform .9s cubic-bezier(.2,.7,.2,1),opacity .9s}
.reveal.pending{transform:translateY(28px);opacity:.35}

/* Responsive */
@media (min-width:1024px){:root{--rail:84px}.rail{display:flex}}
@media (max-width:900px){
  .split{grid-template-columns:minmax(0,1fr)}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cards .card:first-child{grid-column:1/-1}
  .cards .card:first-child .ph{aspect-ratio:16/10}
}
@media (max-width:820px){
  .header .inner{grid-template-columns:1fr auto}
  .nav,.talk{display:none}
  .burger{display:block}
  .header .mobile-menu{display:grid;grid-template-columns:minmax(0,1fr);gap:0;padding-block:8px 28px}
  .header .mobile-menu[hidden]{display:none!important}
  .mobile-menu a{font-size:1.9rem;letter-spacing:-.05em;text-decoration:none;padding-block:8px;border-bottom:1px solid rgba(127,127,127,.3)}
  .mobile-menu .socials{display:flex;gap:22px;padding-top:22px}
  .mobile-menu .socials a{font-size:.9rem;letter-spacing:0;border:0}
  .collage{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr 1fr}
  .tile:nth-child(n){grid-column:auto;grid-row:auto}
}
@media (max-width:620px){
  .cards{grid-template-columns:minmax(0,1fr)}
  form{grid-template-columns:minmax(0,1fr)}
  .triad{grid-template-columns:minmax(0,1fr);gap:6px}
  .triad span:nth-child(n){text-align:left}
  .wa .bubble{display:none}
  .hero-bottom{flex-direction:column;align-items:flex-start}
  .hero-top span:last-child{text-align:right}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;animation-delay:0s!important;transition:none!important}
  .ribbon-track{animation:none}
  html{scroll-behavior:auto}
}