.flipbook-page{-webkit-user-select:none;user-select:none;background:radial-gradient(circle at 100% 0,#2abbdf1a,#0000 20%),radial-gradient(circle at 0 100%,#2abbdf14,#0000 25%),#f5f1ea;border-radius:10px;min-height:calc(100vh - 90px);margin-top:90px;padding:70px 20px 30px;overflow:hidden}[data-theme=dark] .flipbook-page{background:radial-gradient(circle at 100% 0,#2abbdf1a,#0000 20%),radial-gradient(circle at 0 100%,#2abbdf14,#0000 25%),#111}.flipbook-shell{width:100%;max-width:1280px;margin:0 auto;position:relative}.flipbook-toolbar{z-index:5;direction:rtl;flex-flow:wrap;justify-content:center;align-items:center;gap:14px;margin-bottom:18px;display:flex;position:relative}.fb-btn{--fb-btn-size:50px;width:var(--fb-btn-size);height:var(--fb-btn-size);min-width:var(--fb-btn-size);min-height:var(--fb-btn-size);color:#fff;cursor:pointer;vertical-align:middle;-webkit-appearance:none;appearance:none;touch-action:manipulation;user-select:none;-webkit-tap-highlight-color:transparent;background:#2abbdf;border:none;border-radius:50%;flex:none;justify-content:center;align-items:center;padding:0;text-decoration:none;transition:transform .22s,background .22s,box-shadow .22s,opacity .22s;display:inline-flex;position:relative;box-shadow:0 10px 30px #2abbdf47}.fb-btn-icon{pointer-events:none;justify-content:center;align-items:center;width:100%;height:100%;font-size:1.6rem;font-weight:500;line-height:1;display:inline-flex;transform:translateY(-1px)}.fb-download-btn .fb-btn-icon{font-size:1.35rem;transform:translateY(-1px)}.fb-btn:hover{background:#21afd1;transform:translateY(-2px);box-shadow:0 14px 34px #2abbdf52}.fb-btn:active{transform:scale(.96)}.fb-btn:focus-visible{outline-offset:3px;outline:3px solid #2abbdf40}.fb-btn:disabled,.fb-btn[aria-disabled=true]{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}.fb-btn:disabled:hover,.fb-btn[aria-disabled=true]:hover{box-shadow:none;background:#2abbdf;transform:none}[data-theme=dark] .fb-btn{color:#fff;background:#2abbdf}.fb-status{text-align:center;min-width:90px;color:var(--text-primary,#111);font-size:1rem;font-weight:700}[data-theme=dark] .fb-status{color:#f5f1ea}.fb-separator{opacity:.5;margin:0 6px}.flipbook-root{justify-content:center;align-items:center;width:100%;min-height:74vh;display:flex;position:relative}.flipbook{width:1080px;max-width:100%;height:700px;margin:0 auto}.page{background:#fff;overflow:hidden}.page-content{background:#fff;justify-content:center;align-items:center;width:100%;height:100%;display:flex}.page-content canvas{object-fit:contain;pointer-events:none;width:96%;height:96%;display:block}.flipbook-loader{backdrop-filter:blur(6px);z-index:10;background:#f5f1eabf;justify-content:center;align-items:center;transition:opacity .35s,visibility .35s;display:flex;position:absolute;inset:0}[data-theme=dark] .flipbook-loader{background:#111111b3}.flipbook-loader.hidden{opacity:0;visibility:hidden}.loader-ring{border:4px solid #0000001f;border-top-color:#2abbdf;border-radius:50%;width:64px;height:64px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.stf__parent{margin:0 auto}.stf__block{border-radius:10px;box-shadow:0 18px 60px #00000029}.stf__item{background:#fff}@media (width<=1200px){.flipbook{width:940px;height:620px}}@media (width<=992px){.flipbook-page{padding:100px 12px 20px}.flipbook{width:88vw;height:58vw;max-height:74vh}.fb-btn{--fb-btn-size:46px}}@media (width<=768px){.flipbook-root{min-height:68vh}.flipbook{width:88vw;height:124vw;max-height:74vh}.fb-status{font-size:.95rem}.flipbook-toolbar{gap:10px}.fb-btn{--fb-btn-size:44px}}