:root{
  --bg:#f5f3ef; --ink:#151412; --muted:#77736c; --line:#e2ded6; --card:#fff;
  --accent:#e0452b; --dark:#0d0d0c;
  --serif:"Instrument Serif",Georgia,serif; --sans:"Inter",system-ui,sans-serif;
  --gap:6px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 15px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}

/* Portada */
.hero{position:relative;height:100svh;min-height:520px;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.hero-img{position:absolute;inset:0;background:center/cover no-repeat;transform:scale(1.04);animation:settle 2.4s ease-out forwards}
@keyframes settle{to{transform:scale(1)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 30%,rgba(0,0,0,.65))}
.hero-text{position:relative;padding:0 clamp(20px,6vw,80px) clamp(56px,10vh,110px);max-width:900px}
.eyebrow{font:500 12px/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;opacity:.85;margin:0 0 18px}
.hero h1{font:400 clamp(64px,13vw,168px)/.9 var(--serif);margin:0;letter-spacing:-.02em}
.hero h1 em{font-style:italic}
.lede{font:300 clamp(17px,2vw,21px)/1.45 var(--sans);max-width:520px;margin:20px 0 8px;opacity:.92}
.by{font:500 13px var(--sans);letter-spacing:.06em;margin:0;opacity:.8}
.scroll-cue{position:absolute;right:clamp(20px,6vw,80px);bottom:clamp(56px,10vh,110px);color:#fff;font:500 12px var(--sans);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.6);padding-bottom:4px}
@media (max-width:640px){.scroll-cue{display:none}}

/* Navegación de capítulos */
.chapters{position:sticky;top:0;z-index:5;display:flex;gap:6px;overflow-x:auto;padding:12px clamp(12px,4vw,48px);background:rgba(245,243,239,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);scrollbar-width:none}
.chapters::-webkit-scrollbar{display:none}
.chapters a{flex:none;font:500 13px var(--sans);color:var(--muted);text-decoration:none;padding:7px 14px;border-radius:999px;transition:background .2s,color .2s}
.chapters a:hover{color:var(--ink)}
.chapters a.on{background:var(--ink);color:#fff}

/* Galería */
main{padding:0 clamp(8px,2.4vw,32px)}
.chapter{padding-top:clamp(48px,8vw,96px);scroll-margin-top:40px}
.chapter-head{display:flex;align-items:baseline;gap:16px;padding:0 4px 22px}
.chapter-num{font:500 12px var(--sans);letter-spacing:.16em;color:var(--muted)}
.chapter-head h2{font:400 clamp(34px,5vw,56px)/1 var(--serif);margin:0;letter-spacing:-.01em}
.chapter-head .n{margin-left:auto;font-size:13px;color:var(--muted)}
.rows{display:flex;flex-direction:column;gap:var(--gap)}
.row{display:flex;gap:var(--gap)}
.tile{position:relative;flex:none;overflow:hidden;background:#dcd7ce;cursor:zoom-in;border:0;padding:0;border-radius:2px}
.tile img{display:block;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s,transform .6s cubic-bezier(.2,.7,.2,1)}
.tile img.in{opacity:1}
.tile:hover img{transform:scale(1.03)}
.tile:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.badge{position:absolute;left:8px;bottom:8px;display:flex;gap:10px;font:500 12px var(--sans);color:#fff;background:rgba(0,0,0,.45);backdrop-filter:blur(6px);padding:4px 9px;border-radius:999px;pointer-events:none}
.badge:empty{display:none}
.badge svg{width:12px;height:12px;vertical-align:-1px;margin-right:3px;fill:#fff}

.foot{text-align:center;padding:96px 20px 64px;color:var(--ink)}
.foot p{margin:4px 0}
.muted{color:var(--muted);font-size:13px}

/* Visor */
.lb{position:fixed;inset:0;z-index:20;display:grid;grid-template-columns:1fr 380px;background:var(--dark);color:#eee;animation:fade .2s}
.lb[hidden]{display:none}
@keyframes fade{from{opacity:0}}
.lb-stage{position:relative;display:flex;align-items:center;justify-content:center;min-height:0;padding:56px 72px}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 20px 60px rgba(0,0,0,.4);user-select:none;-webkit-user-drag:none}
.lb-btn{position:absolute;background:none;border:0;color:#fff;cursor:pointer;opacity:.7;transition:opacity .2s}
.lb-btn:hover{opacity:1}
.lb-close{top:10px;left:14px;font-size:36px;line-height:1;padding:6px 10px}
.lb-prev,.lb-next{top:50%;transform:translateY(-50%);font-size:56px;padding:20px 18px}
.lb-prev{left:6px}.lb-next{right:6px}
.lb-count{position:absolute;top:22px;right:24px;font:500 12px var(--sans);letter-spacing:.1em;opacity:.6}
.lb-panel{background:#fff;color:var(--ink);display:flex;flex-direction:column;padding:28px 26px;overflow-y:auto}
.lb-actions{display:flex;align-items:center;gap:14px}
.like{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 18px;font-weight:500;cursor:pointer;transition:border-color .2s,background .2s}
.like svg{width:20px;height:20px;fill:none;stroke:var(--ink);stroke-width:1.8;transition:transform .25s}
.like:hover{border-color:var(--ink)}
.like[aria-pressed="true"]{background:#fff3f0;border-color:var(--accent);color:var(--accent)}
.like[aria-pressed="true"] svg{fill:var(--accent);stroke:var(--accent)}
.like.pop svg{transform:scale(1.35)}
.like-count{font-size:14px;color:var(--muted)}
.liked-by{font-size:13px;color:var(--muted);margin:12px 0 0;min-height:1em}
.liked-by b{color:var(--ink);font-weight:500}
.panel-title{font:400 28px var(--serif);margin:26px 0 10px;padding-top:22px;border-top:1px solid var(--line)}
.comments{list-style:none;margin:0;padding:0;flex:1}
.comments li{padding:12px 0;border-bottom:1px solid var(--line)}
.comments .who{font-weight:600;font-size:14px}
.comments .when{font-size:12px;color:var(--muted);margin-left:6px}
.comments .txt{margin:3px 0 0;white-space:pre-wrap;word-wrap:break-word;font-size:14px}
.comments .empty{color:var(--muted);font-size:14px;border:0}
.cform{margin-top:18px}
.as{font-size:12px;color:var(--muted);margin:0 0 8px}
.as button{background:none;border:0;padding:0;color:var(--ink);text-decoration:underline;cursor:pointer;font-size:12px}
textarea,.modal input{width:100%;font:inherit;border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:#fafaf8;resize:vertical;outline:none;transition:border-color .2s}
textarea:focus,.modal input:focus{border-color:var(--ink);background:#fff}
.send{margin-top:10px;background:var(--ink);color:#fff;border:0;border-radius:999px;padding:10px 20px;font-weight:500;cursor:pointer}
.send:disabled{opacity:.5;cursor:default}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

@media (max-width:900px){
  .lb{grid-template-columns:1fr;grid-template-rows:auto 1fr;overflow-y:auto}
  .lb-stage{padding:52px 0 12px;height:auto;min-height:55svh}
  .lb-stage img{max-height:70svh}
  .lb-prev,.lb-next{font-size:44px;padding:16px 10px}
  .lb-panel{padding:22px 18px 40px}
}

/* Modal de nombre */
.modal{position:fixed;inset:0;z-index:30;display:grid;place-items:center;background:rgba(10,10,10,.55);padding:16px;animation:fade .2s}
.modal[hidden]{display:none}
.modal-card{background:#fff;border-radius:16px;padding:28px;width:min(400px,100%);box-shadow:0 30px 80px rgba(0,0,0,.3)}
.modal-card h2{font:400 32px var(--serif);margin:0 0 6px}
.modal-card p{margin:0 0 18px;color:var(--muted);font-size:14px}
.modal-row{display:flex;justify-content:flex-end;gap:8px;margin-top:6px}
.ghost{margin-top:10px;background:none;border:0;padding:10px 14px;cursor:pointer;color:var(--muted)}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:40}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}