.reader-page-body { margin: 0; background: var(--pk-bg); color: var(--pk-text); overscroll-behavior: none; }
.reader-page-body .reader-page { display: grid; grid-template-rows: auto minmax(0, 1fr); height: 100vh; height: 100dvh; overflow: hidden; }
.reader-page-body .reader-topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 20px; padding-top: max(10px, env(safe-area-inset-top)); background: var(--pk-surface); border-bottom: 1px solid var(--pk-line); z-index: 5; }
.reader-page-body .brand { display: flex; align-items: center; gap: 20px; min-width: 0; }
.reader-page-body .brand > a { flex: none; line-height: 0; }
.reader-page-body .brand img { display: block; width: 160px; height: 32px; object-fit: contain; }
.reader-page-body .issue-heading { min-width: 0; }
.reader-page-body h1 { margin: 0; font-size: 20px; line-height: 1.4; overflow-wrap: anywhere; }
.reader-page-body .meta { margin-top: 2px; color: var(--pk-muted); font-size: 14px; }
.reader-page-body .actions { display: flex; align-items: center; gap: 8px; flex: none; }
.reader-page-body .actions:has(#pkUserEntry) [data-public-login] { display: none; }
.reader-page-body .btn, .reader-page-body .icon-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 7px 12px; border: 1px solid var(--pk-line); border-radius: 4px; background: var(--pk-surface); color: var(--pk-text); font: inherit; font-size: 14px; font-weight: 700; line-height: 1.4; text-decoration: none; cursor: pointer; }
.reader-page-body .icon-btn { flex: none; width: 38px; height: 38px; padding: 0; font: 22px/1 system-ui, sans-serif; }
.reader-page-body .btn:hover, .reader-page-body .icon-btn:hover { background: var(--pk-subtle); }
.reader-page-body .btn.primary { background: #c51e2a; border-color: #c51e2a; color: #fff; }
.reader-page-body button:disabled { opacity: .4; cursor: default; }
.reader-page-body .reader-shell { min-height: 0; padding: 0; }
.reader-page-body .pdf-reader { position: relative; height: 100%; display: grid; grid-template-rows: auto minmax(0, 1fr); overflow: hidden; background: var(--pk-bg); }
.reader-page-body .pdf-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding: 7px 20px; background: var(--pk-surface); border-bottom: 1px solid var(--pk-line); z-index: 3; }
.reader-page-body .page-nav, .reader-page-body .zoom-controls, .reader-page-body .reader-links { display: flex; align-items: center; gap: 6px; }
.reader-page-body .page-status { width: 96px; text-align: center; font-size: 14px; font-weight: 700; font-variant-numeric: tabular-nums; }
.reader-page-body .zoom-status { width: 48px; text-align: center; font-size: 14px; color: var(--pk-muted); font-variant-numeric: tabular-nums; }
.reader-page-body .pdf-viewport { min-width: 0; min-height: 0; overflow: auto; overscroll-behavior: contain; touch-action: pan-x pan-y pinch-zoom; scrollbar-color: var(--pk-muted) transparent; }
.reader-page-body .pdf-page { display: flex; align-items: flex-start; justify-content: center; width: max-content; min-width: 100%; min-height: 100%; padding: 18px; }
.reader-page-body .pdf-page canvas, .reader-page-body .pdf-page img { display: block; flex: none; max-width: none; height: auto; background: #fff; box-shadow: 0 2px 12px #0002; }
.reader-page-body .state { position: absolute; z-index: 4; inset: 54px 0 0; display: grid; place-items: center; padding: 20px; background: var(--pk-bg); text-align: center; overflow: auto; }
.reader-page-body .state.hidden { display: none; }
.reader-page-body .state-card { width: min(420px, 100%); }
.reader-page-body .state-title { margin: 0; color: var(--pk-text); font-size: 24px; line-height: 1.4; overflow-wrap: anywhere; }
.reader-page-body .state-text { margin: 8px 0 0; color: var(--pk-muted); font-size: 18px; line-height: 1.6; overflow-wrap: anywhere; }
.reader-page-body .state-actions { display: none; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.reader-page-body .state.error .state-actions { display: flex; }
.reader-page-body .state.error .spinner { display: none; }
.reader-page-body .spinner { width: 30px; height: 30px; margin: 0 auto 16px; border: 3px solid var(--pk-line); border-top-color: var(--pk-accent); border-radius: 50%; animation: reader-spin .8s linear infinite; }
.reader-page-body.embedded .reader-page { grid-template-rows: minmax(0, 1fr); }
.reader-page-body.embedded .reader-topbar { display: none; }
.reader-page-body.pk-auth-nudge-visible { padding-bottom: 0; }
.reader-page-body.pk-auth-nudge-visible .reader-page { height: calc(100dvh - 80px); }
@keyframes reader-spin { to { transform: rotate(360deg); } }
@media (max-width: 760px) {
  .reader-page-body .reader-topbar { flex-wrap: wrap; gap: 8px; padding: 8px 12px; padding-top: max(8px, env(safe-area-inset-top)); }
  .reader-page-body .brand { width: 100%; gap: 12px; }
  .reader-page-body .brand img { width: 120px; height: 24px; }
  .reader-page-body h1 { font-size: 18px; }
  .reader-page-body .meta { font-size: 14px; }
  .reader-page-body .actions { width: 100%; justify-content: flex-end; gap: 6px; }
  .reader-page-body .actions .btn { min-height: 34px; padding: 6px 10px; }
  .reader-page-body .actions .icon-btn { width: 34px; height: 34px; min-height: 34px; }
  .reader-page-body .pdf-toolbar { gap: 6px; padding: 6px 8px; }
  .reader-page-body .page-nav, .reader-page-body .zoom-controls { gap: 4px; }
  .reader-page-body .page-status { width: 78px; font-size: 14px; }
  .reader-page-body .zoom-status { width: 40px; }
  .reader-page-body .pdf-toolbar .icon-btn { width: 34px; height: 36px; min-height: 36px; }
  .reader-page-body .pdf-page { padding: 7px; }
  .reader-page-body .state { top: 49px; }
  .reader-page-body.pk-auth-nudge-visible .reader-page { height: calc(100dvh - 72px); }
}
@media (max-width: 360px) {
  .reader-page-body .zoom-status { display: none; }
}
@media (prefers-reduced-motion: reduce) { .reader-page-body .spinner { animation: none; } }