:root{
  --wine:#7a1f2b;
  --wine-dark:#4e131b;
  --leather:#5a1520;
  --cream:#fbf4e6;
  --paper:#fffaf0;
  --sand:#f2e4c6;
  --mustard:#e8a41c;
  --gold:#e8c66a;
  --ink:#2a1a1c;
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"DM Sans",system-ui,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Fraunces",Georgia,serif;line-height:1.1;margin:0 0 .5em}
a{color:inherit}
[hidden]{display:none !important}
.wrap{max-width:1050px;margin:0 auto;padding:0 20px}

/* header */
.top{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 20px;
  background:rgba(78,19,27,.96);
  backdrop-filter:blur(6px);
  color:var(--cream);
}
.brand{font-family:"Fraunces",serif;font-weight:800;font-size:1.2rem;text-decoration:none}
.brand span{color:var(--mustard)}
.top nav{display:flex;gap:18px;font-weight:500;font-size:.95rem}
.top nav a{text-decoration:none;opacity:.9}
.top nav a:hover{opacity:1;color:var(--mustard)}

/* hero */
.hero{
  min-height:82vh;
  display:flex;align-items:center;
  padding:70px 20px;
  color:var(--cream);
  background:
    radial-gradient(circle at 85% 15%, rgba(232,164,28,.28), transparent 45%),
    linear-gradient(135deg,var(--wine) 0%,var(--wine-dark) 100%);
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 2px,transparent 2px 22px);
  pointer-events:none;
}
.hero-inner{max-width:1050px;margin:0 auto;width:100%;position:relative;z-index:1}
.hero h1{font-size:clamp(3rem,10vw,6.5rem);font-weight:800;margin-bottom:.3em}
.hero .lead{font-size:1.2rem;max-width:520px;opacity:.92}
.kicker{
  text-transform:uppercase;letter-spacing:.18em;font-size:.8rem;font-weight:700;
  color:var(--mustard);margin:0 0 14px;
}
.kicker.dark{color:var(--wine)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

.btn{
  display:inline-block;padding:14px 26px;border-radius:999px;
  font-weight:700;text-decoration:none;border:2px solid transparent;
  transition:transform .15s,background .15s;
}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--mustard);color:var(--wine-dark)}
.btn.primary:hover{background:#f3b73a}
.btn.ghost{border-color:rgba(251,244,230,.6);color:var(--cream)}
.btn.ghost:hover{background:rgba(251,244,230,.12)}
.btn.light{background:var(--cream);color:var(--wine-dark)}
.small{font-size:.9rem;opacity:.8}

/* ---------- carta (libro) ---------- */
.carta{background:var(--sand);padding:80px 0 70px;overflow:hidden}
.carta h2,.about h2,.gallery h2{font-size:clamp(2rem,5vw,3rem)}
.carta-intro{max-width:520px;margin:0 0 24px}

.tools{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.search{position:relative;flex:1 1 320px;max-width:520px}
.search input{
  width:100%;font:inherit;font-size:1.05rem;
  padding:15px 52px 15px 52px;border-radius:999px;
  border:2px solid transparent;background:#fff;color:var(--ink);
  box-shadow:0 8px 24px rgba(78,19,27,.12);
  -webkit-appearance:none;appearance:none;
}
.search input:focus{outline:none;border-color:var(--wine)}
.search input::-webkit-search-cancel-button,.search input::-webkit-search-decoration{-webkit-appearance:none;display:none}
.search .ico{position:absolute;left:20px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--wine);pointer-events:none}
.search button{
  position:absolute;right:10px;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border:0;border-radius:50%;
  background:var(--sand);color:var(--wine);font-size:1.2rem;line-height:1;cursor:pointer;display:none;
}
.search.has-text button{display:block}
#goto{
  font:inherit;font-weight:700;color:var(--wine);
  padding:14px 18px;border-radius:999px;border:2px solid var(--wine);background:transparent;cursor:pointer;
  max-width:100%;
}
.count{margin:10px 0 0;font-size:.92rem;opacity:.8;min-height:1.4em}

.book-wrap{margin:18px auto 0;max-width:1000px;perspective:2400px}
.book{position:relative;height:580px;transition:transform .9s cubic-bezier(.6,.05,.25,1)}
.book.closed{transform:translateX(-25%)}

/* páginas */
.pages{
  position:absolute;inset:0;display:grid;grid-template-columns:1fr 1fr;
  border-radius:12px;overflow:hidden;background:var(--paper);
  box-shadow:0 0 0 9px var(--leather),0 0 0 11px var(--gold),0 30px 60px rgba(78,19,27,.4);
  opacity:0;pointer-events:none;
  transition:opacity .4s ease .45s,transform .17s ease;
}
.book.open .pages{opacity:1;pointer-events:auto}
.pages::after{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:70px;transform:translateX(-50%);
  background:linear-gradient(90deg,transparent,rgba(60,20,20,.16) 50%,transparent);pointer-events:none;
}
.pages.single{grid-template-columns:1fr}
.pages.single::after,.pages.single .right{display:none}
.pages.out-left{transform:translateX(-18px);opacity:.15 !important;transition:opacity .15s,transform .15s}
.pages.out-right{transform:translateX(18px);opacity:.15 !important;transition:opacity .15s,transform .15s}

.page{position:relative;padding:30px 36px 44px;overflow:hidden}
.page.left{background:linear-gradient(90deg,#fffaf0 60%,#f4e9d0)}
.page.right{background:linear-gradient(270deg,#fffaf0 60%,#f4e9d0)}
.page h4{
  font-size:1.35rem;font-weight:800;color:var(--wine);
  margin:0 0 6px;padding-bottom:6px;border-bottom:3px solid var(--mustard);display:block;
}
.page ul{list-style:none;margin:0 0 12px;padding:0}
.page li{display:flex;align-items:baseline;gap:8px;padding:6px 0;font-size:1.02rem}
.page li .n{flex:0 1 auto}
.page li small{display:block;font-size:.82rem;opacity:.7}
.page li .dots{flex:1 1 20px;border-bottom:2px dotted rgba(122,31,43,.28);transform:translateY(-4px);min-width:14px}
.page li .pr{font-weight:700;color:var(--wine);white-space:nowrap}
.pnum{position:absolute;bottom:14px;left:0;right:0;text-align:center;font-family:"Fraunces",serif;font-size:.85rem;opacity:.55}
.page .blank{height:100%}
.nores{padding-top:30px;max-width:380px}
.nores p{margin:0 0 8px}

/* portada */
.cover{
  position:absolute;top:0;right:0;width:50%;height:100%;
  border:0;padding:0;background:none;cursor:pointer;
  transform-origin:left center;transform-style:preserve-3d;
  transition:transform 1s cubic-bezier(.6,.05,.25,1),opacity .1s;
  z-index:5;
}
.book.open .cover{
  transform:rotateY(-180deg);opacity:0;pointer-events:none;
  transition:transform 1s cubic-bezier(.6,.05,.25,1),opacity .3s ease 1s;
}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.face.front{
  border-radius:6px 16px 16px 6px;
  background:
    radial-gradient(ellipse at 30% 20%,rgba(255,255,255,.12),transparent 55%),
    repeating-linear-gradient(45deg,rgba(0,0,0,.07) 0 2px,transparent 2px 6px),
    linear-gradient(135deg,#8a2433,#5a1520 70%,#3e0e16);
  box-shadow:inset 8px 0 14px rgba(0,0,0,.35),0 0 0 3px var(--gold),0 30px 60px rgba(78,19,27,.45);
  display:flex;align-items:center;justify-content:center;padding:26px;
}
.face.front::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:22px;
  background:linear-gradient(90deg,rgba(0,0,0,.4),rgba(0,0,0,.05));border-radius:6px 0 0 6px;
}
.frame{
  position:relative;width:100%;height:100%;
  border:3px solid var(--gold);border-radius:10px;outline:1px solid rgba(232,198,106,.5);outline-offset:-9px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  color:var(--gold);text-align:center;padding:20px;
}
.frame small{letter-spacing:.35em;text-transform:uppercase;font-size:.8rem}
.frame strong{font-family:"Fraunces",serif;font-size:clamp(3rem,7vw,5rem);font-weight:800;line-height:1;text-shadow:0 2px 0 rgba(0,0,0,.35)}
.frame em{font-family:"Fraunces",serif;font-style:normal;font-size:1.3rem;font-weight:600}
.orn{font-size:1.4rem;opacity:.9}
.hint{margin-top:22px;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;padding:8px 16px;border:1px solid rgba(232,198,106,.6);border-radius:999px;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
.face.back{
  transform:rotateY(180deg);border-radius:16px 6px 6px 16px;
  background:linear-gradient(270deg,#5a1520,#3e0e16);
}
.cover:focus-visible{outline:3px solid var(--mustard);outline-offset:4px}

/* flechas */
.nav{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:34px}
.arrow{
  width:58px;height:58px;border-radius:50%;border:0;cursor:pointer;
  background:var(--wine);color:var(--cream);display:grid;place-items:center;
  box-shadow:0 8px 20px rgba(78,19,27,.3);transition:transform .15s,background .15s,opacity .15s;
}
.arrow svg{width:26px;height:26px}
.arrow:hover:not(:disabled){transform:scale(1.08);background:var(--wine-dark)}
.arrow:disabled{opacity:.3;cursor:default}
.pos{min-width:150px;text-align:center;font-weight:700;color:var(--wine)}
.close-row{text-align:center;margin:12px 0 0}
.linkbtn{font:inherit;background:none;border:0;color:var(--wine);text-decoration:underline;text-underline-offset:3px;cursor:pointer}

/* about */
.about{padding:80px 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.cards article{
  background:#fff;border-radius:var(--radius);padding:26px;
  border-top:5px solid var(--mustard);
  box-shadow:0 8px 24px rgba(78,19,27,.08);
}
.cards h3{font-size:1.35rem;color:var(--wine)}
.cards p{margin:0}

/* gallery */
.gallery{padding:0 0 80px}
.grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:14px;margin-top:26px;
}
.grid figure{margin:0;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;background:var(--sand)}
.grid img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.grid figure:hover img{transform:scale(1.05)}

/* visit */
.visit{background:var(--wine-dark);color:var(--cream);padding:80px 0}
.visit-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:stretch}
.visit h2{font-size:clamp(2rem,5vw,3rem)}
.info{margin:0 0 20px}
.info strong{color:var(--mustard)}
.info a{text-underline-offset:3px}
.map{border-radius:var(--radius);overflow:hidden;min-height:340px;background:#000}
.map iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

footer{background:#2f0b10;color:rgba(251,244,230,.7);text-align:center;padding:22px;font-size:.9rem}
footer p{margin:0}

@media (max-width:759px){
  .top nav{gap:12px;font-size:.85rem}
  .visit-grid,.cards{grid-template-columns:1fr}
  .hero{min-height:70vh}
  .book-wrap{max-width:420px}
  .book{height:560px}
  .book.closed{transform:none}
  .pages{grid-template-columns:1fr;box-shadow:0 0 0 7px var(--leather),0 0 0 9px var(--gold),0 24px 50px rgba(78,19,27,.4)}
  .pages::after{display:none}
  .page{padding:26px 24px 44px}
  .cover{width:100%}
  .book.open .cover{transform:rotateY(-110deg)}
  .face.front,.face.back{border-radius:6px 16px 16px 6px}
  .nav{gap:14px}
  .pos{min-width:120px;font-size:.92rem}
  .search{flex-basis:100%;max-width:none}
  #goto{width:100%}
}