.presentation_section__xdiBi{padding:2.5rem 1.25rem 4rem}.presentation_inner___Hj6D{max-width:960px;margin:0 auto}.presentation_stateText__Va_cy{text-align:center;color:var(--color-text-muted);font-size:.95rem}.presentation_emptyState__SMaef{text-align:center;padding:3.5rem 1.5rem;border:1px dashed var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-alt)}.presentation_emptyTitle__Au2V2{font-size:1.15rem;font-weight:700;color:var(--color-text);margin:0 0 .5rem}.presentation_emptyText__NA_as{font-size:.92rem;color:var(--color-text-muted);margin:0}.presentation_actions__ejQtS{display:flex;flex-wrap:wrap;justify-content:center;gap:.75rem;margin-bottom:1.5rem}.presentation_primaryButton__xghxB{display:inline-flex;align-items:center;justify-content:center;background:var(--color-primary);color:#fff;text-decoration:none;font-weight:700;font-size:.88rem;padding:.75rem 1.5rem;border-radius:999px;transition:background-color .15s ease,transform .15s ease}.presentation_primaryButton__xghxB:hover{background:var(--color-primary-strong);transform:translateY(-1px)}.presentation_secondaryButton__56ir9{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:var(--color-text);border:1px solid var(--color-border);text-decoration:none;font-weight:700;font-size:.88rem;padding:.75rem 1.5rem;border-radius:999px;transition:border-color .15s ease,color .15s ease,transform .15s ease}.presentation_secondaryButton__56ir9:hover{border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-1px)}.presentation_primaryButton__xghxB:focus-visible,.presentation_secondaryButton__56ir9:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.presentation_languageToggle__AJBMX{display:inline-flex;gap:.35rem;padding:.3rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:999px;margin:0 auto 1.75rem}.presentation_languageOption__MU86T{padding:.45rem 1.1rem;border-radius:999px;border:none;background:transparent;color:var(--color-text-muted);font-size:.85rem;font-weight:700;cursor:pointer}.presentation_languageOptionActive__I5cRu{background:var(--color-bg);color:var(--color-primary);box-shadow:var(--shadow-sm)}.presentation_languageToggleWrapper__bCCj_{display:flex;justify-content:center}.presentation_viewerWrapper__hfdm_{width:100%;aspect-ratio:4/3;border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;background:var(--color-bg-alt)}.presentation_viewer__RCEVr{width:100%;height:100%;border:none}.presentation_hint__Nbuik{text-align:center;font-size:.82rem;color:var(--color-text-subtle);margin:1rem 0 0}@media (max-width:640px){.presentation_viewerWrapper__hfdm_{aspect-ratio:3/4}}