/**
 * Public /regolamento/ page — editorial layout aligned with rr-kit (task-291+).
 */

.reg-page {
  max-width: 960px;
  margin: 0 auto;
  padding: clamp(1.25rem, 3vw, 2rem) clamp(1rem, 3vw, 1.5rem) 4rem;
}

.reg-page__hero {
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #e2e8f0;
}

.reg-page__eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rr-accent, #138577);
}

.reg-page__title {
  margin: 0;
  font-family: var(--rr-display, 'Space Grotesk', 'Inter', system-ui, sans-serif);
  font-size: clamp(1.75rem, 4.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--rr-ink, #1e3a5f);
}

.reg-page__event {
  margin: 0.35rem 0 0;
  font-size: clamp(1.05rem, 2.5vw, 1.2rem);
  font-weight: 600;
  color: #334155;
}

.reg-page__tagline {
  margin: 0.25rem 0 0;
  font-size: 1rem;
  color: #64748b;
  line-height: 1.45;
}

.reg-page__lead {
  margin: 1rem 0 0;
  max-width: 52ch;
  font-size: 0.95rem;
  line-height: 1.55;
  color: #475569;
}

.reg-page__meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-top: 1rem;
}

.reg-page__version {
  margin: 0;
  font-size: 0.8125rem;
  color: #64748b;
}

.reg-page__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

.reg-page__actions .rr-btn {
  min-width: 0;
}

.reg-page__notice {
  margin: 0 0 1.25rem;
  padding: 0.875rem 1rem;
  border-left: 3px solid var(--rr-accent, #138577);
  background: var(--rr-accent-soft, #e8f5f3);
  color: #334155;
  font-size: 0.9375rem;
  line-height: 1.55;
  border-radius: 0 var(--rr-radius-btn, 6px) var(--rr-radius-btn, 6px) 0;
}

.reg-page__viewer {
  margin-top: 0.5rem;
}

.reg-page__viewer-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.reg-page__viewer-label {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: #475569;
}

.reg-page__pdf-shell {
  border: 1px solid #dde3ea;
  border-radius: var(--rr-radius-card, 10px);
  background: #f8fafc;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(30, 58, 95, 0.06);
}

.reg-page__pdf-frame {
  width: 100%;
  height: min(80vh, 900px);
  min-height: 480px;
  border: 0;
  display: block;
  background: #fff;
}

.reg-page__pdf-fallback {
  padding: 2rem 1.5rem;
  text-align: center;
  color: #64748b;
  font-size: 0.9375rem;
}

.reg-page__pdf-fallback a {
  color: var(--rr-accent, #138577);
  font-weight: 600;
}

.reg-page__body {
  color: #1e293b;
  line-height: 1.65;
  font-size: 0.98rem;
}

.reg-page__body h4 {
  margin: 1.5rem 0 0.5rem;
  font-family: var(--rr-display, 'Space Grotesk', 'Inter', system-ui, sans-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--rr-ink, #1e3a5f);
}

.reg-page__body ul,
.reg-page__body ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.reg-page__body p {
  margin: 0 0 0.875rem;
}

.reg-page__empty {
  padding: 2rem 1.5rem;
  border: 1px solid #e2e8f0;
  border-radius: var(--rr-radius-card, 10px);
  background: #f8fafc;
  color: #475569;
  line-height: 1.55;
}

/* Dark mode */
html.dark-mode .reg-page__hero {
  border-bottom-color: #1e2d40;
}

html.dark-mode .reg-page__title {
  color: #f1f5f9;
}

html.dark-mode .reg-page__event {
  color: #cbd5e1;
}

html.dark-mode .reg-page__tagline,
html.dark-mode .reg-page__lead,
html.dark-mode .reg-page__version,
html.dark-mode .reg-page__viewer-label {
  color: #94a3b8;
}

html.dark-mode .reg-page__notice {
  background: rgba(43, 179, 163, 0.12);
  color: #cbd5e1;
  border-left-color: var(--rr-accent-bright, #2bb3a3);
}

html.dark-mode .reg-page__pdf-shell {
  border-color: #1e2d40;
  background: #0f172a;
  box-shadow: none;
}

html.dark-mode .reg-page__pdf-frame {
  background: #111827;
}

html.dark-mode .reg-page__body {
  color: #e2e8f0;
}

html.dark-mode .reg-page__body h4 {
  color: #f1f5f9;
}

html.dark-mode .reg-page__empty {
  border-color: #1e2d40;
  background: #111827;
  color: #94a3b8;
}

html.dark-mode .reg-page .rr-btn--ghost {
  color: var(--rr-accent-bright, #2bb3a3);
  border-color: rgba(43, 179, 163, 0.45);
}

html.dark-mode .reg-page .rr-btn--ghost:hover {
  background: var(--rr-accent);
  color: #fff;
}

@media (max-width: 640px) {
  .reg-page__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .reg-page__actions .rr-btn {
    width: 100%;
    justify-content: center;
  }

  .reg-page__pdf-frame {
    min-height: 360px;
    height: 70vh;
  }
}