.bpap-reader {
  --bpap-accent: #7c3aed;
  --bpap-bg: #f7f7f9;
  --bpap-surface: #fff;
  --bpap-surface-2: #f2f1f5;
  --bpap-text: #18171b;
  --bpap-text-2: #55515d;
  --bpap-border: #dedce3;
  --bpap-shadow: 0 20px 55px rgba(24, 23, 27, .1), 0 1px 2px rgba(24, 23, 27, .06);
  color: var(--bpap-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  margin: 0 auto;
  max-width: 920px;
  padding: clamp(20px, 5vw, 56px);
  border-radius: 24px;
  background: var(--bpap-bg);
  box-sizing: border-box;
}
.bpap-reader *, .bpap-reader *::before, .bpap-reader *::after { box-sizing: border-box; }
.bpap-reader,
.bpap-reader :where(h1,h2,h3,h4,h5,h6,p,a,span,strong,small,label,input,button,textarea,select) {
  font-family: "Avenir Next", Avenir, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
  font-weight: 500 !important;
}
.bpap-reader .bpap-title,
.bpap-reader .bpap-genre,
.bpap-reader .bpap-section-heading h2,
.bpap-reader .bpap-eyebrow,
.bpap-reader .bpap-track-copy strong,
.bpap-reader .bpap-gate-copy h2,
.bpap-reader .bpap-gate-form label:not(.bpap-consent):not(.bpap-honeypot),
.bpap-reader .bpap-submit,
.bpap-reader .bpap-buy,
.bpap-reader .bpap-now-title,
.bpap-reader .bpap-site-logo {
  font-weight: 600 !important;
}
.bpap-reader .bpap-site-logo-mark,
.bpap-reader .bpap-controls svg text {
  font-weight: 700 !important;
}
.bpap-reader button, .bpap-reader input { font: inherit; }
.bpap-reader button, .bpap-reader a { touch-action: manipulation; }
.bpap-reader :focus-visible { outline: 3px solid color-mix(in srgb, var(--bpap-accent) 45%, transparent); outline-offset: 3px; }
.bpap-hero { display: grid; grid-template-columns: minmax(220px, 320px) 1fr; align-items: center; gap: clamp(28px, 6vw, 64px); margin-bottom: 56px; }
.bpap-cover { aspect-ratio: 1; border-radius: 20px; overflow: hidden; background: var(--bpap-surface-2); box-shadow: var(--bpap-shadow); display: grid; place-items: center; }
.bpap-cover-image { width: 100%; height: 100%; object-fit: cover; }
.bpap-cover-placeholder svg { width: 72px; height: 72px; fill: none; stroke: var(--bpap-text-2); stroke-width: 1.2; }
.bpap-genre { display: inline-flex; color: var(--bpap-accent); background: color-mix(in srgb, var(--bpap-accent) 10%, transparent); border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 700; margin-bottom: 12px; }
.bpap-title { color: var(--bpap-text); font-size: clamp(30px, 5vw, 50px); line-height: 1.08; letter-spacing: -.03em; margin: 0 0 10px; font-weight: 700; }
.bpap-author { color: var(--bpap-text-2); font-size: 18px; margin: 0 0 20px; }
.bpap-description { color: var(--bpap-text-2); max-width: 65ch; }
.bpap-description p { margin: 0 0 16px; }
.bpap-buy, .bpap-submit { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 10px; padding: 0 20px; background: var(--bpap-accent); color: #fff !important; text-decoration: none; font-weight: 700; cursor: pointer; transition: filter .18s ease, transform .18s ease; }
.bpap-buy:hover, .bpap-submit:hover { filter: brightness(.9); }
.bpap-buy:active, .bpap-submit:active { transform: scale(.98); }
.bpap-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 16px; }
.bpap-section-heading h2 { color: var(--bpap-text); font-size: 24px; line-height: 1.2; margin: 4px 0 0; }
.bpap-eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 12px; color: var(--bpap-accent); font-weight: 800; }
.bpap-track-count { color: var(--bpap-text-2); font-size: 14px; }
.bpap-track-list { display: grid; gap: 10px; }
.bpap-track { display: flex; gap: 14px; align-items: center; background: var(--bpap-surface); border: 1px solid var(--bpap-border); border-radius: 14px; padding: 12px 16px; min-height: 72px; transition: border-color .18s ease, background .18s ease; }
.bpap-track.is-playing { border-color: var(--bpap-accent); background: color-mix(in srgb, var(--bpap-accent) 7%, var(--bpap-surface)); }
.bpap-track.is-locked { opacity: .68; }
.bpap-track-play, .bpap-controls button { width: 48px; height: 48px; flex: 0 0 48px; border-radius: 999px; border: 1px solid var(--bpap-border); color: var(--bpap-text); background: var(--bpap-surface); display: grid; place-items: center; cursor: pointer; }
.bpap-track-play:not(:disabled), .bpap-main-play { background: var(--bpap-accent) !important; border-color: var(--bpap-accent) !important; color: #fff !important; }
.bpap-track-play:disabled { cursor: not-allowed; }
.bpap-track-play svg, .bpap-controls svg, .bpap-gate-icon svg, .bpap-unlocked-notice svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.bpap-track-play svg path:first-child, .bpap-main-play svg path:first-child { fill: currentColor; stroke: currentColor; }
.bpap-track-copy { min-width: 0; flex: 1; display: grid; }
.bpap-track-copy strong { color: var(--bpap-text); overflow-wrap: anywhere; }
.bpap-track-number, .bpap-track-duration { color: var(--bpap-text-2); font-size: 13px; }
.bpap-gate { margin-top: 24px; padding: clamp(22px, 4vw, 36px); border-radius: 18px; border: 1px solid color-mix(in srgb, var(--bpap-accent) 25%, var(--bpap-border)); background: color-mix(in srgb, var(--bpap-accent) 6%, var(--bpap-surface)); }
.bpap-gate-icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--bpap-accent); background: color-mix(in srgb, var(--bpap-accent) 12%, transparent); margin-bottom: 16px; }
.bpap-gate-copy h2 { color: var(--bpap-text); font-size: 24px; margin: 0 0 6px; }
.bpap-gate-copy p { color: var(--bpap-text-2); margin: 0 0 20px; }
.bpap-form-row { display: grid; grid-template-columns: 1fr 1.35fr; gap: 12px; }
.bpap-gate-form label:not(.bpap-consent):not(.bpap-honeypot) { color: var(--bpap-text); display: grid; gap: 6px; font-weight: 650; font-size: 14px; }
.bpap-gate-form small { color: var(--bpap-text-2); font-weight: 400; }
.bpap-gate-form input[type="text"], .bpap-gate-form input[type="email"] { width: 100%; min-height: 48px; border: 1px solid var(--bpap-border); border-radius: 9px; background: var(--bpap-surface); color: var(--bpap-text); padding: 0 13px; }
.bpap-consent { display: flex; align-items: flex-start; gap: 10px; margin: 16px 0; color: var(--bpap-text-2); font-size: 13px; }
.bpap-consent input { margin-top: 3px; width: 18px; height: 18px; flex: 0 0 18px; accent-color: var(--bpap-accent); }
.bpap-consent a { color: var(--bpap-accent); }
.bpap-honeypot { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.bpap-submit { width: 100%; }
.bpap-submit:disabled { opacity: .55; cursor: wait; }
.bpap-form-status { min-height: 24px; margin: 10px 0 0; color: var(--bpap-text-2); font-size: 14px; text-align: center; }
.bpap-unlocked-notice { margin-top: 20px; min-height: 48px; border-radius: 12px; color: #166534; background: #dcfce7; display: flex; justify-content: center; align-items: center; gap: 8px; font-weight: 700; }
.bpap-unlocked-notice svg { width: 20px; }
.bpap-player { position: sticky; bottom: 16px; z-index: 20; display: grid; grid-template-columns: minmax(130px, 1fr) minmax(180px, 2fr) auto; align-items: center; gap: 20px; margin-top: 28px; padding: 14px 18px; border: 1px solid var(--bpap-border); border-radius: 16px; background: color-mix(in srgb, var(--bpap-surface) 92%, transparent); box-shadow: var(--bpap-shadow); backdrop-filter: blur(16px); }
.bpap-player[hidden] { display: none; }
.bpap-now { min-width: 0; display: grid; }
.bpap-now-label { color: var(--bpap-accent); text-transform: uppercase; letter-spacing: .08em; font-weight: 700; font-size: 11px; }
.bpap-now-title { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; color: var(--bpap-text); }
.bpap-progress { width: 100%; accent-color: var(--bpap-accent); }
.bpap-times { display: flex; justify-content: space-between; color: var(--bpap-text-2); font-size: 12px; font-variant-numeric: tabular-nums; }
.bpap-controls { display: flex; gap: 5px; align-items: center; }
.bpap-controls button { width: 44px; height: 44px; flex-basis: 44px; }
.bpap-controls svg text { font: 700 5.5px sans-serif; fill: currentColor; stroke: none; }
.bpap-empty { color: var(--bpap-text-2); padding: 28px; background: var(--bpap-surface); border-radius: 14px; text-align: center; }
[hidden] { display: none !important; }

.bpap-scheme-dark { --bpap-bg: #17151c; --bpap-surface: #211e27; --bpap-surface-2: #2b2732; --bpap-text: #f8f7fa; --bpap-text-2: #c4bfcb; --bpap-border: #403a49; --bpap-shadow: 0 20px 55px rgba(0,0,0,.35); }
@media (prefers-color-scheme: dark) { .bpap-scheme-system { --bpap-bg: #17151c; --bpap-surface: #211e27; --bpap-surface-2: #2b2732; --bpap-text: #f8f7fa; --bpap-text-2: #c4bfcb; --bpap-border: #403a49; --bpap-shadow: 0 20px 55px rgba(0,0,0,.35); } }
.bpap-landing-page { margin: 0; background: #efedf3; }
.bpap-landing-header { height: 64px; display: flex; align-items: center; padding: 0 24px; background: rgba(255,255,255,.86); border-bottom: 1px solid #dedce3; backdrop-filter: blur(14px); }
.bpap-landing-header a { display: flex; align-items: center; gap: 10px; color: #18171b; text-decoration: none; font: 700 15px -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
.bpap-brand-mark { width: 30px; height: 30px; background: #7c3aed; color: #fff; border-radius: 8px; display: grid; place-items: center; }
.bpap-landing-main { padding: 32px 16px 64px; }
.bpap-landing-main .bpap-reader { box-shadow: 0 20px 55px rgba(24,23,27,.09); }
.bpap-landing-footer { color: #686271; text-align: center; padding: 0 16px 32px; font: 14px -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }

@media (max-width: 760px) {
  .bpap-reader { border-radius: 16px; padding-bottom: 28px; }
  .bpap-hero { grid-template-columns: 1fr; text-align: center; gap: 24px; margin-bottom: 40px; }
  .bpap-cover { width: min(280px, 85vw); margin: 0 auto; }
  .bpap-description { margin-inline: auto; }
  .bpap-form-row { grid-template-columns: 1fr; }
  .bpap-player { grid-template-columns: 1fr; gap: 10px; bottom: 8px; }
  .bpap-controls { justify-content: center; }
}
@media (max-width: 480px) {
  .bpap-reader { padding-inline: 14px; }
  .bpap-track { padding: 10px; gap: 10px; }
  .bpap-track-duration { display: none; }
  .bpap-section-heading { align-items: start; }
  .bpap-track-count { white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) { .bpap-reader *, .bpap-reader *::before, .bpap-reader *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }

/* BookPages parity layer: mirrors the Next.js reader's shared design system. */
.bpap-reader {
  --bpap-bg: #f7f7f8;
  --bpap-surface: #fff;
  --bpap-surface-2: #fbfbfc;
  --bpap-text: #18181b;
  --bpap-text-2: #3f3f46;
  --bpap-border: #e7e7ea;
  --bpap-border-strong: #d4d4d8;
  --bpap-shadow: 0 1px 2px rgba(15,15,20,.04), 0 0 0 1px rgba(15,15,20,.03);
  max-width: 700px;
  padding: 0 24px 40px;
  border-radius: 0;
  background: var(--bpap-bg);
  font-family: "Avenir Next", Avenir, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  font-weight: 500;
}
.bpap-site-header { height: 52px; display: flex; align-items: center; margin: 0 -24px 40px; padding: 0 24px; background: var(--bpap-surface); border-bottom: 1px solid var(--bpap-border); }
.bpap-site-logo { display: inline-flex; align-items: center; gap: 8px; color: var(--bpap-text); font-size: 14px; font-weight: 600; text-decoration: none; }
.bpap-site-logo-mark { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 6px; background: var(--bpap-accent); color: #fff; font-size: 13px; font-weight: 700; }
.bpap-hero { grid-template-columns: 1fr; justify-items: center; gap: 10px; margin-bottom: 40px; text-align: center; }
.bpap-cover { width: min(400px, 100%); border-radius: 8px; box-shadow: 0 10px 28px rgba(24,24,27,.14); }
.bpap-book-copy { display: grid; justify-items: center; }
.bpap-title { font-size: 28px; line-height: 1.2; letter-spacing: -.02em; margin: 12px 0 4px; }
.bpap-author { margin: 0 0 8px; font-size: 15px; }
.bpap-genre { padding: 3px 10px; border-radius: 999px; font-size: 12px; }
.bpap-description { max-width: 620px; text-align: center; }
.bpap-buy { min-height: 44px; border-radius: 6px; font-size: 15px; }
.bpap-section-heading { margin-bottom: 16px; }
.bpap-section-heading h2 { font-size: 18px; }
.bpap-eyebrow { font-size: 11px; letter-spacing: .08em; }
.bpap-track-list { gap: 10px; }
.bpap-track { min-height: 64px; padding: 16px; border-radius: 8px; box-shadow: var(--bpap-shadow); }
.bpap-track-copy strong { font-weight: 650; }
.bpap-gate { border-radius: 8px; padding: 24px; background: var(--bpap-surface); border-color: var(--bpap-border); box-shadow: var(--bpap-shadow); }
.bpap-gate-copy h2 { font-size: 18px; }
.bpap-gate-form input[type="text"], .bpap-gate-form input[type="email"] { min-height: 44px; border: 1.5px solid var(--bpap-border-strong); border-radius: 6px; }
.bpap-submit { min-height: 44px; border-radius: 6px; }
.bpap-player { border-radius: 8px; box-shadow: 0 4px 12px rgba(15,15,20,.06), 0 0 0 1px rgba(15,15,20,.04); }
.bpap-scheme-dark { --bpap-bg: #18181b; --bpap-surface: #27272a; --bpap-surface-2: #3f3f46; --bpap-text: #fafafa; --bpap-text-2: #d4d4d8; --bpap-border: #52525b; }
@media (max-width: 760px) { .bpap-reader { padding-inline: 16px; } .bpap-site-header { margin-inline: -16px; padding-inline: 16px; } }

/* Exact reader-shell port from designs/audiobook-reader.html. */
.bpap-landing-page { background: #f7f7f8; padding-bottom: 118px; }
.bpap-landing-header { height: 52px; padding: 0 24px; background: #fff; border-bottom: 1px solid #e7e7ea; backdrop-filter: none; }
.bpap-landing-header a { font-family: "Avenir Next",Avenir,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; font-size: 14px; }
.bpap-brand-mark { width: 28px; height: 28px; border-radius: 6px; }
.bpap-landing-main { padding: 0; }
.bpap-landing-main .bpap-reader { box-shadow: none; }
.bpap-reader { max-width: 700px; padding: 44px 24px 150px; }
.bpap-site-header { display: none; }
.bpap-hero { margin-bottom: 42px; }
.bpap-cover { width: 400px; max-width: 100%; height: 400px; aspect-ratio: 1; border-radius: 12px; box-shadow: 0 16px 36px rgba(24,24,27,.18); }
.bpap-cover-image { display: block; width: 100%; height: 100%; object-fit: cover; }
.bpap-title { margin-top: 18px; font-size: 28px; font-weight: 700; }
.bpap-author { color: #71717a; font-size: 15px; }
.bpap-genre { order: 3; margin: 5px 0 10px; padding: 3px 10px; text-transform: uppercase; letter-spacing: .04em; }
.bpap-description { max-width: 560px; color: #3f3f46; line-height: 1.65; }
.bpap-section-heading { margin-bottom: 12px; }
.bpap-section-heading h2 { display: none; }
.bpap-eyebrow { color: #a1a1aa; font-size: 11px; letter-spacing: .08em; }
.bpap-track-count { color: #a1a1aa; font-size: 11px; text-transform: uppercase; }
.bpap-track-list { gap: 0; overflow: hidden; border: 1px solid #e7e7ea; border-radius: 10px; background: #fff; }
.bpap-track { position: relative; min-height: 68px; padding: 12px 18px; border: 0; border-bottom: 1px solid #e7e7ea; border-radius: 0; box-shadow: none; }
.bpap-track:last-child { border-bottom: 0; }
.bpap-track:hover { background: #fbfbfc; }
.bpap-track.is-playing { background: #faf7ff; }
.bpap-track.is-playing::before { content:""; position:absolute; inset:0 auto 0 0; width:3px; background:var(--bpap-accent); }
.bpap-track.is-locked { opacity: 1; color: #a1a1aa; }
.bpap-track-play { width: 40px; height: 40px; flex-basis: 40px; border: 0; background: #f4f4f5; }
.bpap-track-play:not(:disabled) { background: var(--bpap-accent)!important; }
.bpap-track-copy { gap: 2px; }
.bpap-track-number { color: #a1a1aa; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.bpap-track-copy strong { font-size: 14px; }
.bpap-track-duration { margin-left: auto; color: #71717a; font-size: 13px; font-variant-numeric: tabular-nums; }
.bpap-gate { margin-top: 18px; padding: 28px; border: 1.5px solid #ded0ff; border-radius: 10px; background: #faf7ff; box-shadow: none; text-align: center; }
.bpap-gate-icon { margin: 0 auto 12px; background: #f1eaff; }
.bpap-gate-copy h2 { font-size: 16px; }
.bpap-gate-copy p { max-width: 480px; margin: 0 auto 20px; font-size: 14px; }
.bpap-gate-form { max-width: 500px; margin: 0 auto; text-align: left; }
.bpap-player { position: fixed; left: 0; right: 0; bottom: 0; z-index: 9999; width: 100%; max-width: none; min-height: 106px; grid-template-columns: minmax(220px,1fr) minmax(280px,2fr) minmax(260px,1fr); margin: 0; padding: 12px 32px; border: 0; border-top: 1px solid #e7e7ea; border-radius: 0; background: rgba(255,255,255,.98); box-shadow: 0 -8px 30px rgba(15,15,20,.06); backdrop-filter: blur(14px); }
.bpap-progress-wrap { grid-column: 1/-1; grid-row: 1; }
.bpap-progress { height: 18px; margin: 0; appearance: none; -webkit-appearance: none; background: transparent; cursor: pointer; }
.bpap-progress::-webkit-slider-runnable-track { height: 3px; border-radius: 999px; background: linear-gradient(to right,var(--bpap-accent) 0,var(--bpap-accent) calc(var(--bpap-progress,0) * 1%),#e7e7ea calc(var(--bpap-progress,0) * 1%),#e7e7ea 100%); }
.bpap-progress::-webkit-slider-thumb { width: 13px; height: 13px; margin-top: -5px; appearance: none; -webkit-appearance: none; border: 2px solid #fff; border-radius: 50%; background: var(--bpap-accent); box-shadow: 0 0 0 1px var(--bpap-accent); }
.bpap-progress::-moz-range-track { height: 3px; border-radius: 999px; background: #e7e7ea; }
.bpap-progress::-moz-range-progress { height: 3px; border-radius: 999px; background: var(--bpap-accent); }
.bpap-progress::-moz-range-thumb { width: 11px; height: 11px; border: 2px solid #fff; border-radius: 50%; background: var(--bpap-accent); box-shadow: 0 0 0 1px var(--bpap-accent); }
.bpap-now { grid-column: 1; grid-row: 2; display: flex; align-items: center; gap: 10px; }
.bpap-player-thumb { width: 36px; height: 36px; flex: 0 0 36px; border-radius: 4px; object-fit: cover; }
.bpap-now > span { min-width: 0; display: grid; }
.bpap-controls { grid-column: 3; grid-row: 2; justify-content: flex-end; }
.bpap-now-label { color: #a1a1aa; }
.bpap-controls button { border: 0; background: transparent; }
.bpap-controls button.is-muted { color: #a1a1aa; }
.bpap-main-play { width: 48px!important; height: 48px!important; flex-basis: 48px!important; }
.bpap-reader-footer { padding: 56px 0 0; color: #a1a1aa; font-size: 12px; text-align: center; }
.bpap-reader-footer a { color: var(--bpap-accent); text-decoration: none; }
.bpap-reader-footer span { margin: 0 5px; }
.bpap-landing-footer { display: none; }
@media(max-width:760px){.bpap-reader{padding-top:28px}.bpap-cover{width:min(360px,100%);height:auto}.bpap-player{grid-template-columns:1fr auto;padding:10px 14px}.bpap-progress-wrap{grid-column:1/-1}.bpap-now{grid-column:1}.bpap-controls{grid-column:2}.bpap-controls button[data-action="previous"],.bpap-controls button[data-action="next"]{display:none}.bpap-gate{padding:22px 16px}}