/* ===== Publication reader (one issue in its own tab) ===== */

.pub-reader {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  background: #1e293b;
  font-family: 'Outfit', 'Inter', sans-serif;
}

/* --- Top bar --- */
.pub-reader-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 20px;
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  position: relative;
  z-index: 2;
}

.pub-reader-bar::before {
  /* the brand's green-to-orange rule, as on the navbar */
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, #16a34a, #eab308 55%, #ea580c);
}

.pub-reader-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 4px 4px;
  border: none;
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
  text-align: left;
  flex-shrink: 0;
  transition: background 0.15s ease;
}

.pub-reader-brand:hover {
  background: #f0fdf4;
}

.pub-reader-logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid #eef2e6;
  box-shadow: 0 3px 8px rgba(15, 23, 42, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5px;
}

.pub-reader-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.pub-reader-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.pub-reader-brand-text strong {
  font-size: 14px;
  font-weight: 800;
  color: #064e3b;
  letter-spacing: 0.2px;
}

.pub-reader-brand-text small {
  font-size: 11px;
  font-weight: 600;
  color: #5b7a5f;
  margin-top: 2px;
}

.pub-reader-heading {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}

.pub-reader-heading h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: #0f172a;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.pub-reader-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #64748b;
}

.pub-reader-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.pub-reader-lang {
  padding: 2px 10px;
  border-radius: 999px;
  background: #dcfce7;
  color: #166534;
  font-weight: 700;
}

.pub-reader-heading-skeleton {
  width: min(280px, 60%);
  height: 18px;
  border-radius: 6px;
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: pubReaderShimmer 1.2s ease-in-out infinite;
}

.pub-reader-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.pub-reader-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #1e293b;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.pub-reader-btn:hover {
  border-color: #16a34a;
  color: #15803d;
  background: #f0fdf4;
}

.pub-reader-btn.is-primary {
  border-color: transparent;
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
}

.pub-reader-btn.is-primary:hover {
  background: linear-gradient(135deg, #15803d, #166534);
  color: #ffffff;
  transform: translateY(-1px);
}

.pub-reader-btn:focus-visible,
.pub-reader-brand:focus-visible {
  outline: 3px solid rgba(22, 163, 74, 0.45);
  outline-offset: 2px;
}

/* --- Stage: the viewer fills whatever the bar leaves --- */
.pub-reader-stage {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.pub-reader-stage .pdf-viewer {
  flex: 1;
  min-height: 0;
  border-radius: 0;
  box-shadow: none;
}

.pub-reader-stage .react-pdf__Document {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.pub-reader-stage .pdf-canvas-area {
  flex: 1;
  min-height: 0;
  max-height: none;
}

/* --- Status panels (login, loading, errors) --- */
.pub-reader-panel {
  margin: auto;
  width: min(460px, calc(100% - 32px));
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 40px 28px;
  border-radius: 20px;
  background: #ffffff;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.25);
}

.pub-reader-panel.is-quiet {
  background: transparent;
  box-shadow: none;
  color: #cbd5e1;
}

.pub-reader-panel h2 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 800;
  color: #064e3b;
}

.pub-reader-panel p {
  margin: 0 0 8px;
  color: #64748b;
  line-height: 1.55;
}

.pub-reader-panel.is-quiet p {
  color: #cbd5e1;
  font-weight: 600;
}

.pub-reader-panel-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0fdf4;
  color: #16a34a;
}

.pub-reader-panel-icon.is-error {
  background: #fef2f2;
  color: #dc2626;
}

.pub-reader-panel-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.pub-reader-spin {
  animation: pubReaderSpin 0.9s linear infinite;
}

@keyframes pubReaderSpin {
  to { transform: rotate(360deg); }
}

@keyframes pubReaderShimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

@media (max-width: 720px) {
  .pub-reader-bar {
    gap: 10px;
    padding: 10px 12px;
  }
  .pub-reader-brand {
    padding: 0;
  }
  .pub-reader-brand-text {
    display: none;
  }
  /* zero basis: the title shrinks (and ellipsizes) so the action buttons always stay on screen */
  .pub-reader-heading {
    flex-basis: 0;
    align-items: flex-start;
    text-align: left;
  }
  .pub-reader-btn span {
    display: none;
  }
  .pub-reader-btn {
    padding: 0 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pub-reader-spin,
  .pub-reader-heading-skeleton {
    animation: none;
  }
}