@import url("https://fonts.googleapis.com/css2?family=Cinzel:wght@500;700&family=Cormorant+Garamond:ital,wght@0,500;0,600;1,500&display=swap");

:root{
  --lacquer:#1a110b; --lacquer-2:#2a1a10; --wood:#5a3a22;
  --parchment:#efe3c6; --parchment-2:#e3d2ab; --ink:#2b1d12; --ink-soft:#5b4630;
  --bronze:#b98a3e; --bronze-hi:#e2bd73; --cinnabar:#9b2c1e; --jade:#3d6b5c;
  --display:"Cinzel","Trajan Pro",Georgia,serif;
  --body:"Cormorant Garamond",Garamond,Georgia,serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  min-height:100vh;color:var(--parchment);font-family:var(--body);font-size:19px;line-height:1.5;
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(185,138,62,.18), transparent 60%),
    repeating-linear-gradient(92deg, rgba(255,255,255,.012) 0 2px, transparent 2px 9px),
    linear-gradient(180deg,var(--lacquer-2),var(--lacquer) 60%);
}
a{color:var(--bronze-hi)}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}

/* ---------- abacus ---------- */
.abacus{display:block;width:100%;height:auto;filter:drop-shadow(0 10px 18px rgba(0,0,0,.45))}
.abacus .bead{transition:transform .45s cubic-bezier(.3,1.4,.5,1)}

/* ---------- header ---------- */
header.top{padding:26px 0 8px;text-align:center;position:relative}
.toplinks{position:absolute;right:22px;top:26px;display:flex;gap:8px}
.top .logout{font-family:var(--display);font-size:13px;letter-spacing:.14em;
  text-decoration:none;color:var(--parchment-2);border:1px solid rgba(226,189,115,.4);padding:8px 14px;border-radius:2px}
.top .logout:hover{background:rgba(226,189,115,.12)}
.eyebrow{font-family:var(--display);letter-spacing:.32em;font-size:12px;color:var(--bronze-hi);text-transform:uppercase}
h1{font-family:var(--display);font-weight:700;font-size:clamp(30px,5vw,54px);letter-spacing:.06em;margin:6px 0 2px;
  background:linear-gradient(180deg,#f3d99b,#b98a3e 70%,#7d5622);-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{font-style:italic;color:var(--parchment-2);margin:0 0 18px;font-size:21px}
.top .abacus{max-width:640px;margin:8px auto 0}
.rule{display:flex;align-items:center;gap:14px;justify-content:center;color:var(--bronze);margin:26px 0}
.rule::before,.rule::after{content:"";height:1px;flex:1;max-width:320px;background:linear-gradient(90deg,transparent,var(--bronze),transparent)}

/* ---------- shelf ---------- */
.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px;margin-bottom:30px}
.tome{position:relative;background:linear-gradient(180deg,var(--parchment),var(--parchment-2));color:var(--ink);
  border-radius:3px;padding:16px 16px 18px;box-shadow:0 1px 0 #fff8 inset,0 18px 40px rgba(0,0,0,.5);
  border:1px solid #c9b27f}
.tome::after{content:"";position:absolute;inset:6px;border:1px solid rgba(91,70,48,.35);pointer-events:none;border-radius:2px}
.tome img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:2px;display:block;border:1px solid #b79e6a}
.tome h3{font-family:var(--display);font-size:20px;margin:14px 0 2px;letter-spacing:.04em}
.tome .meta{color:var(--ink-soft);font-style:italic;margin:0 0 14px}
.seal{position:absolute;top:24px;right:24px;width:58px;height:58px;border-radius:50%;background:var(--cinnabar);
  color:#f6e5c9;font-family:var(--display);font-size:11px;letter-spacing:.08em;display:grid;place-items:center;text-align:center;
  line-height:1.1;box-shadow:0 0 0 3px rgba(155,44,30,.35),0 4px 10px rgba(0,0,0,.4);transform:rotate(-8deg)}
.btns{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:1}
.btn{font-family:var(--display);font-size:13px;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;cursor:pointer;
  padding:11px 16px;border-radius:2px;border:1px solid var(--wood);background:transparent;color:var(--ink);display:inline-flex;gap:8px;align-items:center}
.btn:hover{background:rgba(90,58,34,.1)}
.btn.primary{background:linear-gradient(180deg,#6b4527,#3e2614);color:var(--parchment);border-color:#2a1a10}
.btn.primary:hover{filter:brightness(1.15)}
.btn.dark{color:var(--parchment);border-color:rgba(226,189,115,.45)}
.btn.dark:hover{background:rgba(226,189,115,.12)}

/* ---------- reader ---------- */
#reader{display:none;padding-bottom:60px}
#reader.on{display:block}
.reader-head{display:flex;flex-wrap:wrap;gap:14px;align-items:end;justify-content:space-between;margin-bottom:16px}
.reader-head h2{font-family:var(--display);margin:0;font-size:28px;color:var(--bronze-hi);letter-spacing:.05em}
.reader-head p{margin:2px 0 0;color:var(--parchment-2);font-style:italic}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 20px}
.chip{font-family:var(--display);font-size:12px;letter-spacing:.12em;text-transform:uppercase;padding:8px 13px;border-radius:20px;cursor:pointer;
  border:1px solid rgba(226,189,115,.4);background:transparent;color:var(--parchment-2)}
.chip.on{background:var(--bronze);color:var(--lacquer);border-color:var(--bronze)}
.leaves{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:18px}
.leaf{background:var(--parchment);color:var(--ink);padding:8px 8px 6px;border-radius:2px;cursor:pointer;border:1px solid #c9b27f;
  box-shadow:0 8px 20px rgba(0,0,0,.4);transition:transform .2s, box-shadow .2s;text-align:left;font:inherit}
.leaf:hover{transform:translateY(-3px) rotate(-.4deg);box-shadow:0 14px 28px rgba(0,0,0,.55)}
.leaf img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border:1px solid #b79e6a;background:#ddd}
.leaf .cap{display:flex;justify-content:space-between;gap:6px;font-size:16px;padding:6px 2px 0}
.leaf .cap b{font-family:var(--display);font-size:13px;letter-spacing:.06em}
.leaf .cap i{color:var(--ink-soft)}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;background:rgba(12,8,5,.94);display:none;flex-direction:column;z-index:50}
.lb.on{display:flex}
.lb-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;color:var(--parchment-2)}
.lb-bar .t{font-family:var(--display);letter-spacing:.08em}
.lb-stage{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;padding:0 56px 18px;position:relative}
.lb-stage img{max-width:100%;max-height:100%;box-shadow:0 20px 60px #000;border:1px solid #6b4e2c;background:#fff}
.nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:64px;border:1px solid rgba(226,189,115,.4);
  background:rgba(26,17,11,.7);color:var(--bronze-hi);font-size:26px;cursor:pointer;border-radius:2px}
.nav.prev{left:8px}.nav.next{right:8px}
.x{background:none;border:none;color:var(--parchment);font-size:30px;cursor:pointer;line-height:1}

/* ---------- login ---------- */
.gate{min-height:100vh;display:grid;place-items:center;padding:30px 18px}
.tablet{width:100%;max-width:440px;background:linear-gradient(180deg,var(--parchment),var(--parchment-2));color:var(--ink);
  padding:30px 30px 26px;border-radius:3px;border:1px solid #c9b27f;box-shadow:0 30px 70px rgba(0,0,0,.6);position:relative;text-align:center}
.tablet::after{content:"";position:absolute;inset:8px;border:1px solid rgba(91,70,48,.35);pointer-events:none}
.tablet h1{font-size:30px;margin:10px 0 0;background:linear-gradient(180deg,#8a5a24,#4a2e14);-webkit-background-clip:text;background-clip:text}
.tablet .sub{color:var(--ink-soft);font-size:18px;margin-bottom:18px}
.tablet label{display:block;text-align:left;font-family:var(--display);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);margin:12px 0 5px}
.tablet input{width:100%;padding:12px 14px;font:inherit;font-size:19px;border:1px solid #a88d5a;background:#fbf4e3;color:var(--ink);border-radius:2px;position:relative;z-index:1}
.tablet input:focus{outline:2px solid var(--bronze);outline-offset:1px}
.tablet button{margin-top:20px;width:100%;justify-content:center;position:relative;z-index:1}
.err{color:var(--cinnabar);font-style:italic;margin:10px 0 0;display:none}
.err.on{display:block}
footer{text-align:center;color:rgba(239,227,198,.45);font-size:15px;padding:30px 0 40px;font-style:italic}

@media (max-width:600px){
  .lb-stage{padding:0 4px 12px}.nav{width:36px;height:52px}
  .toplinks{position:static;justify-content:center;margin-bottom:12px}
  .leaves{grid-template-columns:repeat(2,1fr);gap:12px}
}