/* ============================================================
   EverPage v3 — "The Living Book"  (page-turning experience)
   ============================================================ */
:root{
  --cream:#EAE4D7; --paper:#F6F1E7; --paper2:#efe7d6;
  --ink:#234E52; --ink-soft:#3c6468; --muted:#8a8073;
  --accent:#7C2020; --accent-deep:#5f1717;
  --gold:#b6924e; --sky:#A9CAD8;
  --line:rgba(35,78,82,.14);
  --shadow:0 30px 70px -30px rgba(30,24,16,.6);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body.v3{margin:0;font-family:var(--sans);color:var(--ink);overflow:hidden;
  background:radial-gradient(130% 100% at 50% 0%,#efe9dd,#ddd3c0 70%,#cfc4ad);
  transition:background .8s}
img{display:block;max-width:100%}
button{font-family:inherit}

#fx{position:fixed;inset:0;z-index:0;pointer-events:none}
#cursor{position:fixed;top:0;left:0;width:36px;height:36px;margin:-18px 0 0 -18px;border-radius:50%;z-index:78;
  pointer-events:none;opacity:0;mix-blend-mode:multiply;background:radial-gradient(circle,rgba(124,32,32,.18),transparent 70%);
  transition:opacity .4s,width .25s,height .25s,margin .25s}
body.has-cursor #cursor{opacity:1}
#cursor.big{width:80px;height:80px;margin:-40px 0 0 -40px}

/* ---------- top control rail ---------- */
#rail{position:fixed;top:16px;right:18px;z-index:56;display:flex;align-items:center;gap:10px;
  background:rgba(246,241,231,.8);backdrop-filter:blur(8px);border:1px solid var(--line);
  padding:8px 12px;border-radius:100px;box-shadow:var(--shadow)}
.ctl{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--paper);
  color:var(--ink);cursor:pointer;display:grid;place-items:center;transition:transform .15s,background .2s}
.ctl:hover{transform:translateY(-2px)}
.lamp{position:relative;overflow:visible}
.lamp .lamp-shade{width:16px;height:9px;background:linear-gradient(#c6a35a,#8a6a2e);border-radius:3px 3px 8px 8px;display:block}
.lamp .lamp-glow{position:absolute;inset:-8px;border-radius:50%;background:radial-gradient(circle,rgba(255,210,140,.6),transparent 66%);opacity:0;transition:opacity .4s}
body.night .lamp .lamp-glow{opacity:1}
.genre-swatches{display:flex;gap:6px;padding-left:6px;border-left:1px solid var(--line)}
.swatch{width:20px;height:20px;border-radius:50%;border:2px solid rgba(255,255,255,.6);background:var(--s);cursor:pointer;
  padding:0;transition:transform .15s;box-shadow:0 2px 5px rgba(0,0,0,.2)}
.swatch:hover{transform:scale(1.18)}
.swatch.on{outline:2px solid var(--ink);outline-offset:2px}
@media (max-width:600px){.genre-swatches{display:none}#rail{top:10px;right:10px;padding:6px 9px}}

/* ---------- night mode ---------- */
#candleGlow{position:fixed;inset:0;z-index:2;pointer-events:none;opacity:0;transition:opacity 1s;
  background:radial-gradient(50vw 40vw at 50% 0%,rgba(255,190,120,.28),transparent 60%)}
body.night{background:radial-gradient(130% 100% at 50% 0%,#2a1d12,#160f09 75%)}
body.night #stage{filter:brightness(.76) sepia(.28) saturate(1.15) hue-rotate(-6deg)}
body.night #candleGlow{opacity:1}
body.night #rail,body.night #scrubber{background:rgba(40,28,18,.8);border-color:rgba(255,220,160,.2);color:#f3e6cf}

/* ---------- stage + book ---------- */
#stage{position:fixed;inset:0;z-index:5;display:grid;place-items:center;padding:70px 20px 84px;perspective:2600px}
#book{position:relative;width:min(1080px,95vw);height:min(680px,74vh);transform-style:preserve-3d;
  transition:none;will-change:transform}
.book-edge{position:absolute;top:4px;bottom:4px;width:17px;z-index:1;
  background:repeating-linear-gradient(0deg,#fdfaf2 0 2px,#e6dcc6 2px 3px);box-shadow:0 12px 30px rgba(0,0,0,.3)}
.book-edge.left{left:-15px;border-radius:3px 0 0 3px}
.book-edge.right{right:-15px;border-radius:0 3px 3px 0}

.page{position:absolute;inset:0;z-index:3;border-radius:6px;overflow:hidden;background:var(--paper);
  box-shadow:var(--shadow),inset 0 0 60px rgba(120,90,50,.05)}
.page[hidden]{display:none}
.page.flip{transition:transform .82s cubic-bezier(.5,0,.2,1),box-shadow .82s;backface-visibility:hidden;z-index:20}
.page::before{content:"";position:absolute;top:0;bottom:0;left:0;width:46px;pointer-events:none;z-index:4;
  background:linear-gradient(90deg,rgba(80,60,35,.18),transparent)}   /* spine shade */
.page-face{position:relative;z-index:2;height:100%;padding:clamp(26px,4vw,56px);display:flex;flex-direction:column;justify-content:center}
.page-face.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.page-face.center-page{text-align:center;align-items:center}
.col{min-width:0}.col.center{display:grid;place-items:center}
.page.dark{background:linear-gradient(160deg,#20474b,#173438)}
.page.dark::before{background:linear-gradient(90deg,rgba(0,0,0,.28),transparent)}

/* paper grain */
#book::after{content:"";position:absolute;inset:0;z-index:6;pointer-events:none;border-radius:6px;
  background-image:radial-gradient(rgba(120,90,50,.04) 1px,transparent 1px);background-size:4px 4px;mix-blend-mode:multiply}

/* ---------- flipping leaf ---------- */
#leaf{position:absolute;top:0;left:0;width:50%;height:100%;z-index:20;transform-origin:right center;
  transform:rotateY(0deg);transform-style:preserve-3d;pointer-events:none;display:none;
  will-change:transform}
#leaf.turn{display:block}
.leaf-front,.leaf-back{position:absolute;inset:0;border-radius:6px 3px 3px 6px;backface-visibility:hidden;
  background:linear-gradient(90deg,var(--paper2),var(--paper) 70%);
  box-shadow:inset -18px 0 30px rgba(120,90,50,.12),0 10px 30px rgba(0,0,0,.25)}
.leaf-back{transform:rotateY(180deg);background:linear-gradient(270deg,var(--paper2),var(--paper) 70%)}
/* right-side book: leaf sits on right half, origin at spine (left of leaf = center of book) */
#leaf{left:50%;transform-origin:left center}

/* ---------- nav arrows (small, edge-centered) ---------- */
.nav-zone{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:92px;z-index:16;border:none;cursor:pointer;
  display:grid;place-items:center;border-radius:100px;color:#fff;background:rgba(35,45,40,.28);backdrop-filter:blur(4px);
  opacity:0;transition:opacity .25s,background .2s,transform .2s}
.nav-zone.left{left:10px}.nav-zone.right{right:10px}
#book:hover .nav-zone{opacity:.85}
.nav-zone:hover{background:var(--accent);transform:translateY(-50%) scale(1.06);opacity:1}
.nav-hint{font-size:30px;font-family:var(--serif);line-height:1}
@media (max-width:820px){.nav-zone{opacity:.7;width:40px;height:74px}}

/* ---------- cover page ---------- */
.cover-page{background:linear-gradient(135deg,#8a2626 0%,var(--accent) 46%,var(--accent-deep) 100%)}
.cover-page[data-page="0"]{background:linear-gradient(135deg,#8a2626 0%,var(--accent) 46%,var(--accent-deep) 100%)}
.cover-page .page-face{color:#f3e6cf;text-align:center;align-items:center}
.cover-art{display:flex;flex-direction:column;align-items:center;gap:8px;max-width:520px}
.cover-art::after{content:"";position:absolute;inset:24px;border:1.5px solid rgba(226,193,132,.45);border-radius:6px;pointer-events:none}
.foil-emboss{font-size:11px;letter-spacing:.34em;color:rgba(226,193,132,.85);margin-bottom:6px}
.wordmark{font-family:var(--serif);font-weight:900;font-size:clamp(44px,9vw,84px);line-height:.9;margin:0;
  background:linear-gradient(100deg,#e4c184,#f8efd4 25%,#ca9a52 45%,#f0d79a 62%,#fff5df 80%,#d6a860);
  background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:foil 5.5s linear infinite}
@keyframes foil{to{background-position:250% 0}}
.cover-rule{width:60px;height:2px;background:rgba(226,193,132,.6);margin:14px 0}
.cover-tag{font-family:var(--serif);font-style:italic;font-size:clamp(15px,2.4vw,20px);line-height:1.5;margin:0 0 12px;color:#f0e2c9}
.cover-hint{margin-top:12px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(240,226,201,.6)}
.back .cover-art blockquote{font-family:var(--serif);font-style:italic;font-size:clamp(18px,2.6vw,28px);line-height:1.4;margin:0;color:#f3e6cf}
.back cite{display:block;font-style:normal;font-size:15px;color:rgba(240,226,201,.8);margin-top:14px}
.back .cover-art{gap:18px}
.bc-mark{font-family:var(--serif);font-weight:900;font-size:24px;color:#e4c184}

/* ---------- typography / shared ---------- */
.eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);font-weight:700;margin:0 0 14px}
.eyebrow.center{text-align:center}
.display{font-family:var(--serif);font-weight:800;font-size:clamp(28px,4.4vw,54px);line-height:1.03;letter-spacing:-.02em;margin:0 0 16px}
.display em{font-style:italic;font-weight:500;color:var(--accent)}
.display.center{text-align:center}
.lede{font-size:clamp(14px,1.5vw,18px);line-height:1.6;color:var(--ink-soft);margin:0 0 16px;max-width:38ch}
.lede.center{margin:0 auto 16px;text-align:center;max-width:48ch}
mark.hl{background:linear-gradient(180deg,transparent 58%,rgba(182,146,78,.6) 58%);color:inherit;padding:0 .05em;
  background-size:0% 100%;background-repeat:no-repeat;transition:background-size 1.1s cubic-bezier(.6,0,.2,1) .3s}
.page.showing mark.hl{background-size:100% 100%}
.mini-note{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.mini-note b{color:var(--ink)}
.dot{width:8px;height:8px;border-radius:50%;background:#4bb67a;animation:live 2s infinite}
@keyframes live{70%{box-shadow:0 0 0 8px rgba(75,182,122,0)}}
.chapter-no{font-family:var(--serif);font-weight:900;font-size:clamp(40px,6vw,66px);color:transparent;
  -webkit-text-stroke:1.5px var(--gold);display:block;line-height:.8;opacity:.5;margin-bottom:4px}
.feat-title{font-family:var(--serif);font-weight:800;font-size:clamp(24px,3.4vw,42px);line-height:1.05;margin:0 0 14px}
.feat-title.light{color:#f3ecda}
.feat-copy{font-size:clamp(14px,1.5vw,17px);line-height:1.6;color:var(--ink-soft);margin:0;max-width:38ch}
.feat-copy.light{color:#cddcda}

.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border:none;border-radius:100px;cursor:pointer;
  font-weight:700;color:#fff;background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 82%,#fff 18%),var(--accent));
  box-shadow:0 14px 26px -12px var(--accent);transition:transform .15s;will-change:transform}
.btn:hover{transform:translateY(-2px)}
.btn.cta{background:linear-gradient(180deg,#f3e6cf,#e6d3af);color:var(--accent-deep);box-shadow:0 12px 22px -10px rgba(0,0,0,.5)}
.btn.ghost{background:transparent;border:1.5px solid currentColor;color:inherit;box-shadow:none}
.cover-page .btn.ghost{color:#f3e6cf;margin-top:14px}

/* phone */
.phone{position:relative;width:min(40vw,210px);aspect-ratio:1206/2458;border-radius:30px;background:#12181a;padding:7px;
  box-shadow:var(--shadow),0 0 0 2px rgba(0,0,0,.35);transform-style:preserve-3d;will-change:transform}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:24px}
.phone-notch{position:absolute;top:7px;left:50%;transform:translateX(-50%);width:34%;height:18px;background:#12181a;border-radius:0 0 12px 12px;z-index:4}
.phone-glare{position:absolute;inset:7px;border-radius:24px;pointer-events:none;background:linear-gradient(120deg,rgba(255,255,255,.25),transparent 32%);mix-blend-mode:screen}

/* genre chips */
.genre-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.genre{padding:8px 14px;border-radius:100px;font-size:12px;font-weight:600;background:var(--paper);border:1.5px solid var(--line);color:var(--ink);transition:.3s}
.genre.on{background:var(--accent);color:#f3e6cf;border-color:transparent}

/* ring + flame */
.ring-wrap{position:relative;width:min(38vw,240px);display:grid;place-items:center}
.goal-ring{width:100%;transform:rotate(-90deg)}
.ring-track{fill:none;stroke:rgba(35,78,82,.14);stroke-width:12}
.ring-fill{fill:none;stroke:var(--accent);stroke-width:12;stroke-linecap:round;stroke-dasharray:327;stroke-dashoffset:327;transition:stroke-dashoffset 1.5s cubic-bezier(.5,0,.2,1)}
.ring-center{position:absolute;text-align:center}
.ring-center b{font-family:var(--serif);font-weight:900;font-size:clamp(34px,5vw,52px);color:var(--ink);display:block;line-height:1}
.ring-center span{font-size:13px;color:var(--muted)}
.flame{position:absolute;top:-4%;right:14%;width:36px;height:44px;filter:drop-shadow(0 6px 10px rgba(200,60,20,.35))}
.flame-core{position:absolute;inset:0;background:radial-gradient(50% 60% at 50% 70%,#ffd25a,#ff9d2e 40%,#e5451f 75%,transparent 78%);
  border-radius:50% 50% 50% 50%/60% 60% 40% 40%;transform-origin:50% 90%;animation:flick .5s ease-in-out infinite alternate}
@keyframes flick{from{transform:scale(1) rotate(-3deg)}to{transform:scale(1.12,1.18) rotate(4deg)}}
.freeze-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.freeze{padding:7px 13px;border-radius:100px;background:rgba(169,202,216,.35);border:1.5px solid #6f9fb2;font-size:12px;font-weight:600;color:var(--ink)}
.freeze.used{opacity:.5;text-decoration:line-through}

/* compare */
.compare{margin-top:22px;max-width:400px}
.cmp-row{display:grid;grid-template-columns:64px 1fr 40px;align-items:center;gap:10px;margin-bottom:10px}
.cmp-name{font-size:12px;color:#cddcda}
.cmp-bar{height:13px;border-radius:100px;background:rgba(255,255,255,.12);overflow:hidden}
.cmp-bar i{display:block;height:100%;width:0;border-radius:100px;transition:width 1.2s cubic-bezier(.4,0,.1,1)}
.cmp-bar i.me{background:linear-gradient(90deg,#7fc7d8,#e4c184)}
.cmp-bar i.them{background:var(--gold)}
.page.showing .cmp-bar i{width:var(--w)}
.cmp-row b{font-size:13px;font-weight:700;color:#f3ecda;text-align:right}
.cmp-badge{display:inline-block;margin-top:4px;padding:7px 14px;border-radius:100px;font-weight:700;font-size:12px;background:rgba(127,199,216,.2);color:#bfe0ea;border:1px solid rgba(127,199,216,.4)}

/* wrapped generator */
.field-label{display:block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:16px 0 6px}
.w-input{width:100%;max-width:320px;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:var(--paper);font:inherit;font-size:16px;color:var(--ink)}
.w-input:focus{outline:none;border-color:var(--ink)}
.w-controls{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
#wrapped{width:min(38vw,260px);height:auto;border-radius:16px;box-shadow:var(--shadow);background:#2a1d12}

/* waitlist */
.join-inner{max-width:560px;margin:0 auto}
.launch-cta{display:flex;justify-content:center;margin:16px 0 6px}
.btn.appstore{background:#111;color:#fff;padding:12px 26px;gap:12px;text-decoration:none;
  box-shadow:0 16px 30px -14px rgba(0,0,0,.7)}
.btn.appstore:hover{transform:translateY(-2px);background:#000}
.as-text{display:flex;flex-direction:column;align-items:flex-start;line-height:1.06;text-align:left}
.as-text small{font-size:10px;letter-spacing:.02em;opacity:.85}
.as-text b{font-size:19px;font-weight:600}
.join-form{margin:12px auto 0;max-width:480px}
.jf-field{display:flex;gap:8px;background:var(--paper);padding:8px;border-radius:16px;border:1.5px solid var(--line);box-shadow:var(--shadow)}
.jf-field input{flex:1;min-width:0;border:none;background:transparent;font:inherit;font-size:16px;padding:12px 14px;color:var(--ink)}
.jf-field input:focus{outline:none}
.jf-fine{font-size:12px;color:var(--muted);margin:12px 0 0;text-align:center}
.join-success{margin-top:18px;display:flex;justify-content:center;animation:rise .6s both}
.join-success[hidden]{display:none}   /* keep hidden until signup (class was overriding [hidden]) */
@keyframes rise{from{opacity:0;transform:translateY(14px)}}
.ticket{display:flex;background:var(--paper);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);max-width:430px;text-align:left}
.ticket-stub{display:grid;place-items:center;font-size:26px;background:var(--accent);padding:0 18px}
.ticket-body{padding:14px 18px;display:flex;flex-direction:column;gap:3px}
.ticket-body b{font-family:var(--serif);font-size:17px}.ticket-body span{font-size:13px;color:var(--ink-soft)}
.ticket-body i{font-style:normal;font-weight:700;color:var(--accent)}
.socials{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:26px}
.soc{padding:11px 18px;border-radius:100px;text-decoration:none;font-weight:600;font-size:14px;color:var(--ink);background:var(--paper);border:1.5px solid var(--line);transition:transform .18s,background .18s,color .18s}
.soc:hover{transform:translateY(-3px);background:var(--ink);color:#f3ecda;border-color:transparent}

/* ---------- scrubber ---------- */
#scrubber{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:14px;
  background:rgba(246,241,231,.85);backdrop-filter:blur(8px);border:1px solid var(--line);padding:8px 16px;border-radius:100px;box-shadow:var(--shadow)}
.scrub-btn{width:30px;height:30px;border-radius:50%;border:none;background:var(--paper);color:var(--ink);font-size:18px;cursor:pointer;transition:transform .15s,background .2s}
.scrub-btn:hover{transform:scale(1.1);background:var(--accent);color:#fff}
.dots{display:flex;gap:8px}
.dots i{width:9px;height:9px;border-radius:3px;background:rgba(35,78,82,.25);cursor:pointer;transition:.25s}
.dots i.on{background:var(--accent);width:20px}
.folio{font-family:var(--serif);font-size:13px;color:var(--ink);opacity:.7;min-width:44px;text-align:right}
body.night .scrub-btn{background:rgba(60,44,28,.7);color:#f3e6cf}
body.night .dots i{background:rgba(235,210,165,.3)}body.night .folio{color:#f3e6cf}

/* v badge */
#v-badge{position:fixed;left:14px;top:14px;z-index:56;font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);background:rgba(246,241,231,.7);border:1px solid var(--line);padding:6px 11px;border-radius:100px}
body.night #v-badge{background:rgba(40,28,18,.7);color:#e8c987;border-color:rgba(255,220,160,.2)}

#confetti{position:fixed;inset:0;z-index:70;pointer-events:none}

/* is-closed: only cover interactive, hide scrubber until opened */
body.is-closed #scrubber{opacity:0;pointer-events:none}

/* ---------- responsive ---------- */
@keyframes pageIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media (max-width:820px){
  /* mobile: pages flow to natural height and the page scrolls; dvh keeps the
     iOS toolbar from clipping the phone mockups; flip becomes a clean fade */
  html{height:auto}
  body.v3{height:auto;overflow-x:hidden;overflow-y:auto}
  #stage{position:static;display:block;perspective:none;padding:62px 12px 100px;min-height:100vh}
  #book{width:100%;max-width:520px;height:auto;min-height:calc(100dvh - 168px);margin:0 auto;transition:none}
  .book-edge{display:none}
  #book::after{display:none}
  .page{position:relative;inset:auto;overflow:visible}
  .page.flip{transition:none;backface-visibility:visible;z-index:auto;box-shadow:var(--shadow)}
  .page-face{position:relative;min-height:calc(100dvh - 190px);justify-content:center;padding:34px 22px}
  .cover-page .page-face{min-height:calc(100dvh - 190px)}
  .page-face.split{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:26px;text-align:center}
  .page-face.split .col{width:100%}
  .lede,.feat-copy{margin-left:auto;margin-right:auto}
  .genre-row,.freeze-row,.compare,.w-controls{justify-content:center}
  .phone{width:min(60vw,190px)}
  #wrapped{width:min(70vw,250px)}
  .nav-zone{opacity:.75;width:40px;height:70px}
  .display br{display:block}
}
@media (max-width:520px){
  .jf-field{flex-direction:column;padding:10px}
  .jf-field input{text-align:center}
  .jf-field .btn{width:100%;justify-content:center}
}
/* ===================== BOOK RICHNESS ===================== */
/* stacked-page thickness toward the bottom-right + deep ambient shadow */
#book{box-shadow:
  3px 4px 0 rgba(236,227,207,.9), 6px 8px 0 rgba(227,216,191,.9),
  9px 12px 0 rgba(214,203,171,.92), 12px 16px 0 rgba(201,190,155,.95),
  15px 20px 0 rgba(190,178,142,.95), 0 46px 84px -34px rgba(30,24,16,.66)}

/* gold bookmark ribbon peeking from the top, tucked by the spine */
.ribbon-mark{position:absolute;top:-36px;left:26px;width:22px;height:82px;z-index:14;pointer-events:none;
  background:linear-gradient(180deg,#e6c07a,var(--gold));
  clip-path:polygon(0 0,100% 0,100% 100%,50% 82%,0 100%);
  box-shadow:2px 2px 7px rgba(0,0,0,.3);transform-origin:top center;animation:ribbonSway 5.5s ease-in-out infinite}
.ribbon-mark::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.4),transparent 45%)}
@keyframes ribbonSway{0%,100%{transform:rotate(-1deg)}50%{transform:rotate(1.4deg)}}

/* richer cover: leather grain + slow sheen sweep + flourish */
.cover-page{background:
  repeating-linear-gradient(122deg, rgba(0,0,0,.05) 0 3px, transparent 3px 7px),
  radial-gradient(130% 90% at 26% 14%, rgba(255,255,255,.09), transparent 55%),
  linear-gradient(135deg,#8a2626 0%, var(--accent) 46%, var(--accent-deep) 100%)}
.cover-page::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;
  background:linear-gradient(115deg,transparent 32%,rgba(255,240,210,.16) 48%,transparent 64%);
  transform:translateX(-120%);animation:coverSheen 7.5s ease-in-out infinite}
@keyframes coverSheen{28%,100%{transform:translateX(120%)}}
.foil-emboss::before,.foil-emboss::after{content:"❦";color:rgba(226,193,132,.7);margin:0 .55em;font-size:.9em}

/* small printer's ornament at the foot of paper pages */
.page:not(.cover-page):not(.dark) .page-face::after{content:"❧";position:absolute;bottom:14px;left:50%;
  transform:translateX(-50%);color:rgba(120,90,50,.26);font-size:15px;pointer-events:none;z-index:1}

@media (max-width:820px){
  #book{box-shadow:0 26px 52px -22px rgba(30,24,16,.55)}
  .ribbon-mark{left:18px;top:-30px;height:66px;width:20px}
  .page:not(.cover-page):not(.dark) .page-face::after{bottom:8px}
}

/* ===================== PAGE DETAILS ===================== */
/* faint ruled lines on paper pages (whisper-subtle, reads as texture) */
.page:not(.cover-page):not(.dark){
  background:
    repeating-linear-gradient(180deg, transparent 0 33px, rgba(90,66,38,.035) 33px 34px),
    var(--paper);
}
/* drop-cap on each chapter's body copy (desktop, where text is left-aligned) */
@media (min-width:821px){
  .page:not(.cover-page) .feat-copy::first-letter{
    font-family:var(--serif);font-weight:900;font-size:3.3em;line-height:.72;float:left;
    margin:6px 10px 0 0;color:var(--accent)}
  .page.dark .feat-copy::first-letter{color:var(--gold)}
}

/* ambient warm glow on the book edges + ribbon in night mode */
body.night .book-edge{box-shadow:0 12px 30px rgba(0,0,0,.3),0 0 22px rgba(255,200,130,.32)}
body.night .ribbon-mark{filter:drop-shadow(0 0 9px rgba(255,200,130,.55))}
body.night #book{box-shadow:
  3px 4px 0 rgba(120,96,60,.5), 6px 8px 0 rgba(110,88,54,.5),
  9px 12px 0 rgba(100,80,48,.5), 12px 16px 0 rgba(92,72,42,.5),
  0 46px 84px -34px rgba(0,0,0,.7), 0 0 70px rgba(255,190,120,.14)}

/* ===================== EXTRA LIFE ===================== */
/* ink-reveal: headlines wipe in like fresh writing when a page appears */
.page .display,.page .feat-title{clip-path:inset(0 100% 0 0)}
.page.showing .display,.page.showing .feat-title{animation:inkReveal .9s cubic-bezier(.5,0,.2,1) forwards}
@keyframes inkReveal{to{clip-path:inset(0 0 0 0)}}

/* the streak flame leans toward the cursor (JS sets transform) */
.flame{transition:transform .2s ease-out}

/* chapter-name tooltips on the scrubber dots */
.dots i{position:relative}
.dots i::after{content:attr(data-ch);position:absolute;bottom:22px;left:50%;
  transform:translateX(-50%) translateY(4px);white-space:nowrap;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;font-weight:600;color:var(--ink);background:var(--paper);padding:4px 9px;
  border-radius:7px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .18s,transform .18s}
.dots i:hover::after{opacity:1;transform:translateX(-50%) translateY(0)}
body.night .dots i::after{background:rgba(40,28,18,.94);color:#f3e6cf}
@media (max-width:520px){.dots i::after{display:none}}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.2s!important}
  .ribbon-mark{animation:none}
  .page .display,.page .feat-title{clip-path:none!important;animation:none!important}
}