/* Mirko Casanova | paleta: muro de museo verde-negro, yeso, bronce */
:root{
  --wall:#0e1311; --wall2:#151c19; --plaster:#e7e2d6; --mute:#8f9a93; --rule:#28312d; --bronze:#b8956a;
  --serif:"Cormorant Garamond",Georgia,serif; --sans:"Inter",system-ui,sans-serif;
  --pad:clamp(1.25rem,5.5vw,5.5rem); --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:4.5rem}
body{margin:0;background:var(--wall);color:var(--plaster);font:300 1rem/1.75 var(--sans);-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration-color:var(--bronze);text-underline-offset:.25em}
:focus-visible{outline:1px solid var(--bronze);outline-offset:4px}
.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;background:var(--plaster);color:var(--wall);padding:.5rem 1rem;z-index:99}

.top{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:1.2rem var(--pad);mix-blend-mode:difference;color:#fff}
.brand{text-decoration:none;font:400 1.25rem var(--serif);letter-spacing:.04em}
.top nav{display:flex;gap:2rem}
.top nav a{text-decoration:none;font-size:.85rem;letter-spacing:.06em;position:relative}
.top nav a::after{content:"";position:absolute;left:0;bottom:-3px;height:1px;width:100%;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.top nav a:hover::after{transform:scaleX(1)}

/* Hero */
.hero{position:relative;min-height:100svh;display:grid;grid-template-columns:repeat(12,1fr);align-items:center;padding:6rem var(--pad) 3rem;overflow:hidden}
.hero-art{grid-column:6/13;grid-row:1;margin:0;justify-self:end;width:min(100%,82svh)}
.hero-art .piece{aspect-ratio:1;overflow:visible}
.hero-art figcaption,.masonry figcaption,.vid figcaption{display:flex;flex-direction:column;padding:.8rem 0 0;line-height:1.35}
figcaption em{font:italic 400 1.2rem var(--serif);color:var(--plaster)}
figcaption span{font-size:.78rem;color:var(--mute);letter-spacing:.02em}
.hero-title{grid-column:1/9;grid-row:1;align-self:end;margin:0 0 3.5rem;z-index:2;pointer-events:none;mix-blend-mode:difference;color:#fff;display:flex;flex-direction:column;font:300 clamp(4.2rem,15vw,14rem)/.82 var(--serif);letter-spacing:-.025em;animation:fade 2s .5s both}
.hero-title span:last-child{padding-left:.45em}
.hero-sub{grid-column:1/6;grid-row:1;align-self:start;margin:1.5rem 0 0;max-width:26ch;color:var(--mute);font-size:.95rem;animation:fade 2s 1s both}
@keyframes reveal{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0)}}
@keyframes fade{from{opacity:0}to{opacity:1}}

.piece{display:block;width:100%;padding:0;border:0;background:var(--wall2);cursor:zoom-in;overflow:hidden;position:relative}
.piece img{width:100%;height:100%;object-fit:cover;object-position:center}
.piece.missing{min-height:260px;background:repeating-linear-gradient(135deg,#121917 0 14px,#161e1b 14px 28px)}
.piece.missing img{opacity:0}
.piece.missing::after{content:attr(data-title);position:absolute;inset:0;display:grid;place-items:center;color:var(--mute);font:italic 400 1.2rem var(--serif);padding:1rem}
.loupe{position:absolute;width:190px;height:190px;border-radius:50%;border:1px solid var(--bronze);box-shadow:0 0 0 6px #0e131166,0 20px 50px #000a;background-repeat:no-repeat;pointer-events:none;opacity:0;transform:translate(-50%,-50%) scale(.6);transition:opacity .3s,transform .4s var(--ease);left:0;top:0}
.piece.looking{cursor:none}
.piece.looking .loupe{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* Secciones */
.section{padding:clamp(5rem,10vw,9rem) var(--pad);background:var(--wall);color:var(--plaster)}
.head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:1.2rem;padding-bottom:1.4rem;margin-bottom:3rem;border-bottom:1px solid var(--rule)}
h2{margin:0;font:300 clamp(2.8rem,7vw,6rem)/.95 var(--serif);letter-spacing:-.02em}
.lead{margin:0;color:var(--mute);max-width:36ch}
.filters{display:flex;gap:1.8rem}
.flt{background:none;border:0;border-bottom:1px solid transparent;padding:.2rem 0;color:var(--mute);font:400 .85rem var(--sans);letter-spacing:.06em;cursor:pointer;transition:color .3s,border-color .3s}
.flt:hover{color:var(--plaster)}
.flt.is-on{color:var(--plaster);border-color:var(--bronze)}

.masonry{list-style:none;margin:0;padding:0;columns:3 300px;column-gap:clamp(1.5rem,3vw,3rem)}
.masonry li{break-inside:avoid;margin-bottom:clamp(2rem,4vw,3.5rem)}
.masonry li[hidden]{display:none}
.masonry figure{margin:0}
.masonry .piece img{height:auto;transition:transform 1.2s var(--ease),filter .6s;filter:brightness(.94)}
.masonry .piece:hover img{transform:scale(1.025);filter:brightness(1.05)}

.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(1.5rem,3vw,3rem)}
.vid{margin:0}
.vid video{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:center;background:var(--wall2)}

.about{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(2rem,6vw,7rem);align-items:center}
.about img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:center 25%;background:var(--wall2);filter:saturate(.85)}
.about h2{margin-bottom:2rem}
.statement{font:300 clamp(1.6rem,3vw,2.5rem)/1.25 var(--serif);color:var(--plaster);margin:0 0 2rem}
.about p{max-width:56ch;opacity:.85}

.contact-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(2rem,6vw,7rem)}
.reach{margin:0;display:grid;gap:2rem;align-content:start}
.reach dt{font-size:.78rem;letter-spacing:.06em;color:var(--mute);margin-bottom:.2rem}
.reach dd{margin:0;font:300 clamp(1.3rem,2.2vw,1.8rem)/1.3 var(--serif);overflow-wrap:anywhere}
.reach a{text-decoration:none;border-bottom:1px solid var(--rule);transition:border-color .3s}
.reach a:hover{border-color:var(--bronze)}
form{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem 1.4rem}
.field{display:flex;flex-direction:column;gap:.3rem}
.wide{grid-column:1/-1}
label{font-size:.78rem;letter-spacing:.06em;color:var(--mute)}
input,textarea{width:100%;background:transparent;border:0;border-bottom:1px solid var(--rule);color:var(--plaster);padding:.7rem 0;font:300 1.05rem var(--sans);border-radius:0;transition:border-color .3s}
input:focus,textarea:focus{outline:none;border-color:var(--bronze)}
.field.bad input,.field.bad textarea{border-color:#c4584c}
.err{min-height:1.1em;color:#e08a7d;font-size:.8rem}
.hp{position:absolute;left:-9999px}
.btn{border:1px solid var(--bronze);color:var(--plaster);background:transparent;padding:.9rem 2.2rem;font:400 .85rem var(--sans);letter-spacing:.08em;cursor:pointer;transition:background .4s,color .4s}
.btn:hover{background:var(--bronze);color:var(--wall)}
.btn:disabled{opacity:.5}
#status{display:inline-block;margin:0 0 0 1rem;color:var(--mute);font-size:.9rem}
#status.ok{color:var(--bronze)}#status.fail{color:#e08a7d}

.foot{padding:2.2rem var(--pad);border-top:1px solid var(--rule);display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;color:var(--mute);font-size:.82rem}
.foot p{margin:0}

/* Visor */
.lb{position:fixed;inset:0;z-index:50;background:#070a09f5;display:grid;grid-template-columns:auto 1fr auto;align-items:center;padding:1rem}
.lb[hidden]{display:none}
.lb-stage{height:calc(100svh - 5rem);overflow:hidden;display:grid;place-items:center;cursor:zoom-in}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .4s var(--ease);will-change:transform}
.lb-stage.zoom{cursor:zoom-out}.lb-stage.zoom img{transform:scale(2.4)}
.lb-nav,.lb-close{background:none;border:0;color:var(--plaster);font:300 2.8rem/1 var(--serif);cursor:pointer;padding:.5rem 1rem;transition:color .3s}
.lb-nav:hover,.lb-close:hover{color:var(--bronze)}
.lb-close{position:absolute;top:.5rem;right:.8rem;z-index:2}
.lb-cap{position:absolute;left:0;right:0;bottom:1rem;margin:0;text-align:center;color:var(--mute);font:italic 400 1.05rem var(--serif)}

@media (max-width:860px){
  .top nav{gap:1.1rem}.top nav a{font-size:.75rem}
  .hero{grid-template-columns:1fr;align-content:center;padding-top:5.5rem}
  .hero-art{grid-column:1;grid-row:1;width:100%;justify-self:center}
  .hero-title{grid-column:1;grid-row:1;margin:0 0 6rem}
  .hero-sub{grid-column:1;grid-row:2;margin-top:2.5rem}
  .about,.contact-grid{grid-template-columns:1fr}
  form{grid-template-columns:1fr}
  .lb{grid-template-columns:1fr}.lb-nav{position:absolute;bottom:2.4rem;z-index:2}.lb-nav.prev{left:.5rem}.lb-nav.next{right:.5rem}
}
@media (hover:none){.loupe{display:none}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Fondos por sección */
.light{--wall:#ece8de;--wall2:#ddd7c9;--plaster:#141a17;--mute:#5d6862;--rule:#cdc7b8;--bronze:#8f6d3a}
.forest{--wall:#1d3a33;--wall2:#27493f;--plaster:#ece7da;--mute:#a9b9b1;--rule:#3a5c52;--bronze:#d2ad79}
.stone{--wall:#d9d3c4;--wall2:#cbc4b3;--plaster:#141a17;--mute:#58635d;--rule:#bbb4a2;--bronze:#7d5d2e}

/* Puzzle */
.puzzle{position:absolute;inset:0;pointer-events:none}
.tile{position:absolute;background-repeat:no-repeat;will-change:transform}
#heroPiece.puzzled>img{opacity:0}
#heroPiece .loupe{z-index:3}
.replay{align-self:flex-start;margin-top:.7rem;padding:.1rem 0;background:none;border:0;border-bottom:1px solid var(--bronze);color:var(--mute);font:400 .78rem var(--sans);letter-spacing:.06em;cursor:pointer;transition:color .3s}
.replay:hover{color:var(--plaster)}