*{box-sizing:border-box}
:root{
  --portada:url("https://i.postimg.cc/rm9yMnhp/file-00000000adc871f5be2bb3faa4b67dd6(3).png");
  --contraportada:url("https://i.postimg.cc/L8ZHn6yv/file-00000000adc871f5be2bb3faa4b67dd6(4)(1).png");
  --papel:#ead8b0; --papel2:#d9c08d; --tinta:#26150f; --rojo:#7d1c12; --dorado:#c28a3a;
}
html,body{margin:0;width:100%;min-height:100%}
body{
  min-height:100vh; overflow:hidden; color:#eee;
  font-family:Georgia,"Times New Roman",serif;
  background:
    radial-gradient(circle at 50% 38%,rgba(124,42,24,.28),transparent 30%),
    radial-gradient(circle at center,#2b0d07 0%,#0d0302 58%,#000 100%);
}
.reader{
  width:100%;min-height:100vh;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:8px;padding:10px;
}
.reader-title{margin:0;font-size:clamp(15px,2vw,22px);color:#e7c27c;letter-spacing:.05em;text-align:center}
.hint{margin:0;font-size:12px;color:#bd9554;text-align:center}
.book-area{width:100%;min-height:0;display:flex;justify-content:center;align-items:center}
.flip-book{
  width:720px;height:540px;max-width:calc(100vw - 24px);max-height:620px;
  filter:drop-shadow(0 20px 28px rgba(0,0,0,.6));
}
.page{width:360px;height:540px;overflow:hidden;position:relative;border:1px solid rgba(60,30,15,.75)}
.cover-front,.cover-back{background-color:#080302;background-size:cover;background-position:center;background-repeat:no-repeat}
.cover-front{background-image:var(--portada)}
.cover-back{background-image:var(--contraportada)}
.paper{
  color:var(--tinta);
  background:
    radial-gradient(circle at 20% 10%,rgba(255,255,255,.28),transparent 20%),
    radial-gradient(circle at 80% 90%,rgba(101,61,25,.10),transparent 28%),
    linear-gradient(90deg,rgba(78,42,17,.06),transparent 12%,transparent 88%,rgba(79,39,16,.06)),
    linear-gradient(180deg,var(--papel),var(--papel2));
}
.paper::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.22;
  background:repeating-linear-gradient(0deg,rgba(70,36,14,.02) 0px,rgba(70,36,14,.02) 1px,transparent 1px,transparent 4px)
}
.page-content{position:relative;z-index:2;height:100%;padding:30px 30px 40px;display:flex;flex-direction:column}
.chapter-kicker{margin:0 0 6px;color:var(--rojo);text-transform:uppercase;font-size:10px;letter-spacing:.22em;font-weight:700}
.chapter-title{margin:0 0 14px;color:#32160f;font-size:26px;line-height:1.08}
.chapter-rule{width:64px;height:2px;margin:0 0 18px;background:linear-gradient(90deg,var(--rojo),var(--dorado))}
.story{
  font-size:14px;line-height:1.48;text-align:left;
  hyphens:none;-webkit-hyphens:none;-ms-hyphens:none;
  overflow-wrap:normal;word-break:normal;
}
.story p{margin:0 0 10px}
.dialogue{text-align:left;padding-left:10px;border-left:2px solid rgba(125,28,18,.35);font-style:italic}
.emphasis{text-align:center;font-weight:700;color:#541c14}
.final-line{margin:auto 0!important;text-align:center!important;color:#4d1911;font-size:16px;line-height:1.5;font-weight:700;font-style:italic}
.page-number{position:absolute;bottom:13px;left:0;width:100%;text-align:center;color:rgba(57,31,18,.58);font-size:10px;letter-spacing:.14em}
.blank-page .page-content{justify-content:center;align-items:center;text-align:center}
.blank-symbol{font-size:36px;color:rgba(113,36,21,.45)}
.blank-text{margin-top:10px;font-size:11px;color:rgba(62,34,19,.62);letter-spacing:.15em;text-transform:uppercase}
.controls{display:flex;gap:10px;align-items:center;justify-content:center;position:relative;z-index:80}
.control-btn{
  border:1px solid rgba(194,138,58,.45);color:#e2bd73;background:rgba(16,5,3,.78);
  border-radius:999px;min-width:52px;height:36px;padding:0 15px;font-family:Georgia,serif;font-size:14px;cursor:pointer
}
.page-status{min-width:110px;text-align:center;font-size:12px;color:#a88654}
.touch-left,.touch-right{position:fixed;top:0;width:15vw;height:100vh;z-index:50}
.touch-left{left:0}.touch-right{right:0}
@media(max-height:780px){
  .reader{justify-content:flex-start;padding-top:8px}
  .flip-book,.page{height:min(540px,calc(100vh - 118px))}
  .page-content{padding-top:27px;padding-bottom:37px}
  .story{font-size:13.5px;line-height:1.46}
}
@media(max-width:720px){
  .reader-title{font-size:15px}.hint{font-size:10.5px}
  .flip-book,.page{
    width:min(92vw,360px);height:min(138vw,540px);max-height:calc(100vh - 110px)
  }
  .page-content{padding:25px 24px 37px}
  .story{font-size:clamp(12px,3.3vw,13.5px);line-height:1.45}
  .chapter-title{font-size:22px}
  .touch-left,.touch-right{width:23vw}
}