:root{--bg:#0d0f12;--bg-glow:#1d222b;--surface:#181b21d1;--surface-solid:#181b21;--surface-hover:#ffffff12;--border:#ffffff14;--border-strong:#ffffff29;--text:#eef1f5;--text-muted:#a1a9b6;--text-subtle:#6d7684;--accent:#34d27b;--accent-hover:#4fe08f;--accent-soft:#34d27b24;--on-accent:#052e16;--danger:#ff7a7a;--radius-sm:8px;--radius:12px;--radius-lg:20px;--shadow-float:0 18px 40px -12px #0000008c, 0 2px 6px #00000040;--ease-out:cubic-bezier(.22, .8, .24, 1);--font:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:var(--font);color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;line-height:1.5}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);margin:0;overflow:hidden}button,input{font:inherit;color:inherit}button{-webkit-tap-highlight-color:transparent}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;overflow:hidden;position:absolute!important}.app{background:radial-gradient(ellipse 75% 65% at 50% 48%, var(--bg-glow) 0%, transparent 70%), var(--bg);grid-template-rows:auto minmax(0,1fr) auto auto;height:100dvh;display:grid}.app:fullscreen{height:100vh}.button{white-space:nowrap;cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;gap:8px;height:40px;padding:0 16px;font-size:14px;font-weight:600;transition:background-color .15s,transform .15s,box-shadow .15s;display:inline-flex}.button--primary{background:var(--accent);color:var(--on-accent);box-shadow:0 6px 18px -6px #34d27b8c}.button--primary:hover{background:var(--accent-hover)}.button--primary:active{transform:translateY(1px)}.icon-button{width:40px;height:40px;color:var(--text-muted);cursor:pointer;background:0 0;border:0;border-radius:10px;place-items:center;padding:0;transition:background-color .15s,color .15s;display:inline-grid}.icon-button:hover:not(:disabled){background:var(--surface-hover);color:var(--text)}.icon-button:disabled{opacity:.32;cursor:default}.icon-button.is-active{background:var(--accent-soft);color:var(--accent)}.header{z-index:20;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#0d0f12b8;align-items:center;gap:20px;height:64px;padding:0 20px;display:flex;position:relative}.header__brand{flex:none;align-items:center;gap:10px;display:flex}.header__logo{width:34px;height:34px;color:var(--on-accent);background:linear-gradient(140deg,#4fe08f,#1fa85c);border-radius:10px;place-items:center;display:grid}.header__title{letter-spacing:-.01em;font-size:15px;font-weight:700}.header__doc{border-left:1px solid var(--border);flex-direction:column;flex:1;min-width:0;padding-left:20px;display:flex}.header__file-name{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.header__details{height:18px;color:var(--text-muted);font-variant-numeric:tabular-nums;flex-wrap:wrap;column-gap:8px;font-size:12.5px;line-height:18px;display:flex;overflow:hidden}.header__detail+.header__detail:before{content:"·";color:var(--text-subtle);margin-right:8px}.header__open{flex:none;margin-left:auto}.header__progress{opacity:0;height:2px;transition:opacity .4s .3s;position:absolute;bottom:-1px;left:0;right:0;overflow:hidden}.header__progress.is-visible{opacity:1;transition-delay:0s}.header__progress span{background:var(--accent);transform-origin:0;height:100%;transition:transform .3s;display:block}.stage{min-height:0;position:relative;overflow:hidden}.stage__scroller{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#ffffff2e transparent;position:absolute;inset:0;overflow:auto}.stage__canvas{place-items:center;width:max-content;min-width:100%;min-height:100%;padding:28px 72px;display:grid}.stage__arrow{z-index:5;border:1px solid var(--border);background:var(--surface);width:48px;height:48px;color:var(--text);box-shadow:var(--shadow-float);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);cursor:pointer;border-radius:50%;place-items:center;padding:0;transition:opacity .2s,background-color .15s,transform .15s;display:grid;position:absolute;top:50%;transform:translateY(-50%)}.stage__arrow:hover:not(:disabled){background:var(--surface-solid);transform:translateY(-50%)scale(1.06)}.stage__arrow:disabled{opacity:0;pointer-events:none}.stage__arrow--prev{left:14px}.stage__arrow--next{right:14px}.flipbook{transition:transform .6s var(--ease-out);position:relative}.flipbook__shadow{pointer-events:none;transition:left .6s var(--ease-out), width .6s var(--ease-out);border-radius:2px;position:absolute;top:0;bottom:0;box-shadow:0 34px 70px -18px #000000b3,0 14px 28px -12px #00000080}.flipbook__pages{-webkit-user-select:none;user-select:none;position:relative}.flipbook__page{background:#fff;overflow:hidden}.flipbook__page img{object-fit:contain;pointer-events:none;width:100%;height:100%;display:block}.flipbook__page img.is-fill{object-fit:fill}.flipbook__spine{pointer-events:none;position:absolute;inset:0}.flipbook[data-mode=double] .flipbook__page[data-side=left] .flipbook__spine{background:linear-gradient(270deg,#00000038 0%,#00000014 2.5%,#0000 9%)}.flipbook[data-mode=double] .flipbook__page[data-side=right] .flipbook__spine{background:linear-gradient(90deg,#0003 0%,#00000012 2.5%,#0000 9%)}.flipbook__skeleton{background:linear-gradient(100deg,#0000 30%,#ffffffb3 50%,#0000 70%) 0 0/220% 100%,#eceef1;animation:1.4s linear infinite shimmer;position:absolute;inset:0}.flipbook__page-error{color:#6b7280;text-align:center;place-items:center;padding:24px;font-size:14px;display:grid;position:absolute;inset:0}.control-bar{border:1px solid var(--border);background:var(--surface);max-width:calc(100% - 24px);box-shadow:var(--shadow-float);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:16px;justify-self:center;align-items:center;gap:2px;margin:6px 0 16px;padding:6px;display:flex}.control-bar__group{align-items:center;gap:2px;display:flex}.control-bar__divider{background:var(--border);width:1px;height:24px;margin:0 6px}.control-bar__zoom{min-width:56px;height:40px;color:var(--text-muted);font-variant-numeric:tabular-nums;cursor:pointer;background:0 0;border:0;border-radius:10px;padding:0 6px;font-size:13px;font-weight:600}.control-bar__zoom:hover{background:var(--surface-hover);color:var(--text)}.page-jump{justify-content:center;min-width:108px;display:flex}.page-jump__label{font-variant-numeric:tabular-nums;white-space:nowrap;cursor:text;background:0 0;border:0;border-radius:10px;justify-content:center;align-items:baseline;gap:6px;height:40px;padding:0 12px;line-height:40px;display:flex}.page-jump__label:hover{background:var(--surface-hover)}.page-jump__label strong{font-size:15px;font-weight:700}.page-jump__label span{color:var(--text-muted);font-size:13px}.page-jump__input{border:1px solid var(--accent);border-radius:var(--radius-sm);text-align:center;appearance:textfield;background:#00000040;width:84px;height:36px;margin:2px 0;font-size:15px;font-weight:600}.page-jump__input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.page-jump__input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.page-jump__input:focus{box-shadow:0 0 0 3px var(--accent-soft);outline:none}.thumbnails{border-top:1px solid var(--border);scrollbar-width:thin;scrollbar-color:#ffffff2e transparent;animation:slide-up .25s var(--ease-out);background:#0d0f1299;gap:12px;padding:14px 20px 10px;display:flex;overflow-x:auto}.thumbnail{cursor:pointer;background:0 0;border:0;flex-direction:column;flex:none;align-items:center;gap:6px;padding:0;display:flex}.thumbnail__image{outline-offset:3px;background:#2a2f37;border-radius:4px;outline:2px solid #0000;height:96px;transition:outline-color .15s,transform .15s;display:block;overflow:hidden;box-shadow:0 6px 14px -6px #0009}.thumbnail__image img{object-fit:cover;width:100%;height:100%;display:block}.thumbnail:hover .thumbnail__image{transform:translateY(-2px)}.thumbnail.is-active .thumbnail__image{outline-color:var(--accent)}.thumbnail__number{color:var(--text-muted);font-variant-numeric:tabular-nums;font-size:12px;font-weight:600}.thumbnail.is-active .thumbnail__number{color:var(--accent)}.empty-state{flex-direction:column;justify-content:center;align-items:center;height:100%;padding:24px 16px;display:flex;overflow:auto}.dropzone{border:1.5px dashed var(--border-strong);text-align:center;cursor:pointer;background:#ffffff06;border-radius:24px;flex-direction:column;align-items:center;gap:8px;width:min(560px,100%);padding:52px 32px 44px;transition:border-color .2s,background-color .2s;display:flex}.dropzone:hover{border-color:var(--accent);background:#34d27b0a}.dropzone__icon{background:var(--accent-soft);width:68px;height:68px;color:var(--accent);border-radius:20px;place-items:center;margin-bottom:10px;display:grid}.dropzone__title{letter-spacing:-.02em;font-size:22px;font-weight:700}.dropzone__subtitle{max-width:340px;color:var(--text-muted);font-size:15px}.dropzone__button{margin-top:18px}.empty-state__privacy{color:var(--text-muted);text-align:center;align-items:center;gap:8px;margin:22px 0 0;font-size:13px;display:flex}.empty-state__privacy svg{flex:none}.empty-state__shortcuts{color:var(--text-subtle);flex-wrap:wrap;justify-content:center;gap:10px 22px;margin:28px 0 0;padding:0;font-size:13px;list-style:none;display:flex}.empty-state__shortcuts li{align-items:center;gap:8px;display:flex}kbd{border:1px solid var(--border-strong);min-width:26px;color:var(--text-muted);text-align:center;border-bottom-width:2px;border-radius:6px;padding:2px 7px;font-family:inherit;font-size:12px;font-weight:600}.loading{z-index:10;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0d0f128c;place-items:center;animation:.2s fade-in;display:grid;position:absolute;inset:0}.loading__card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-solid);width:min(360px,100% - 32px);box-shadow:var(--shadow-float);text-align:center;flex-direction:column;align-items:center;gap:6px;padding:30px 28px 26px;display:flex}.loading__card strong{margin-top:10px;font-size:16px}.loading__file{max-width:100%;color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.loading__size{color:var(--text-subtle);font-variant-numeric:tabular-nums;font-size:12px}.loading__bar{background:var(--border);border-radius:999px;width:100%;height:4px;margin-top:12px;position:relative;overflow:hidden}.loading__bar span{border-radius:inherit;background:var(--accent);transform-origin:0;height:100%;transition:transform .2s;display:block}.loading__bar span.is-indeterminate{width:40%;animation:1.1s ease-in-out infinite indeterminate}.spinner{border:3px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;width:34px;height:34px;animation:.8s linear infinite spin}.drop-overlay{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none;background:#080a0cb8;place-items:center;padding:24px;animation:.15s fade-in;display:grid;position:fixed;inset:0}.drop-overlay__card{border:2px dashed var(--accent);color:var(--accent);background:#34d27b0f;border-radius:28px;flex-direction:column;align-items:center;gap:14px;padding:56px 72px;font-size:18px;display:flex}.toast{z-index:60;border-radius:var(--radius);width:max-content;max-width:calc(100% - 32px);box-shadow:var(--shadow-float);animation:toast-in .25s var(--ease-out);background:#241619;border:1px solid #ff7a7a4d;align-items:center;gap:12px;padding:12px 10px 12px 16px;font-size:14px;display:flex;position:fixed;bottom:96px;left:50%;transform:translate(-50%)}.toast>svg{color:var(--danger);flex:none}.toast__close{width:28px;height:28px;color:var(--text-muted);cursor:pointer;background:0 0;border:0;border-radius:8px;flex:none;place-items:center;padding:0;display:grid}.toast__close:hover{background:var(--surface-hover);color:var(--text)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:120% 0,0 0}to{background-position:-120% 0,0 0}}@keyframes indeterminate{0%{transform:translate(-100%)}to{transform:translate(250%)}}@keyframes fade-in{0%{opacity:0}}@keyframes slide-up{0%{opacity:0;transform:translateY(12px)}}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,10px)}}@media (prefers-reduced-motion:reduce){:not(.spinner),:before,:after{transition-duration:0s!important;transition-delay:0s!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=719.98px){.stage__canvas{padding:16px 12px}.header{gap:12px;height:58px;padding:0 12px}.header__doc{padding-left:12px}.header:has(.header__doc) .header__title{display:none}.control-bar{margin-bottom:12px}.control-bar__fit{display:none}.thumbnails{padding:12px 12px 8px}.thumbnail__image{height:80px}.toast{bottom:84px}}@media (width<=560px){.header__open{width:40px;padding:0}.header__open-label,.control-bar__zoom,.control-bar__mode{display:none}.control-bar__divider{margin:0 2px}.page-jump{min-width:92px}.icon-button{width:38px}.dropzone{padding:40px 20px 34px}.dropzone__title{font-size:19px}.empty-state__shortcuts{display:none}}