:root{--bar: #16171a;--bar-raised: #25272c;--bar-line: #2e3036;--text: #eceef1;--muted: #9aa0a9;--accent: #ffc533;--accent-ink: #1b1400;--viewer: #45484e;--page-shadow: 0 1px 3px rgb(0 0 0 / .35), 0 4px 14px rgb(0 0 0 / .18);--hl: rgb(255 214 0 / .42);--hl-current: rgb(255 112 0 / .5);--hl-current-ring: #ff6a00;--bar-h: 52px;--tap: 44px;color-scheme:dark;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-tap-highlight-color:transparent}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--viewer);color:var(--text);overflow:hidden;overscroll-behavior:none;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app{height:100dvh;display:flex;flex-direction:column}.topbar{flex:none;height:calc(var(--bar-h) + env(safe-area-inset-top));padding:env(safe-area-inset-top) calc(8px + env(safe-area-inset-right)) 0 calc(8px + env(safe-area-inset-left));display:flex;align-items:center;gap:8px;background:var(--bar);border-bottom:1px solid var(--bar-line);position:relative;z-index:20}.search{position:relative;flex:0 1 clamp(200px,34vw,400px);min-width:0;height:38px}.search input{width:100%;height:100%;border:1px solid transparent;border-radius:10px;background:var(--bar-raised);color:var(--text);font-size:16px;padding:0 40px 0 36px;outline:none;transition:border-color .15s,background .15s}.search input::-webkit-search-cancel-button{display:none}.search input::placeholder{color:#7d838c}.search input:focus{border-color:var(--accent);background:#2c2e34}.search input:disabled{opacity:.55}.search-icon{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--muted);display:flex;pointer-events:none}.search-clear{position:absolute;right:2px;top:50%;transform:translateY(-50%);width:36px;height:36px;border:0;background:none;border-radius:8px;display:grid;place-items:center;color:var(--muted)}.search-clear:hover,.search-clear:active{color:var(--text);background:#ffffff0f}.counter{flex:none;font-size:14px;color:var(--muted);white-space:nowrap;display:flex;align-items:baseline;gap:8px;font-variant-numeric:tabular-nums}.counter b{color:var(--text);font-weight:600}.counter-page{color:var(--muted)}.counter-none{color:#ff8f7a}.indexing{font-size:12px;color:var(--accent);background:#ffc5331a;border-radius:999px;padding:2px 8px}.spacer{flex:1}.filename{min-width:0;max-width:26vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;color:var(--muted)}.tb-btn{width:var(--tap);height:var(--tap);border:0;border-radius:10px;background:none;display:grid;place-items:center;color:#c9cdd3;flex:none}.tb-btn:hover{background:#ffffff0f;color:var(--text)}.tb-btn:active{background:#ffffff1a}.fit-btn.active{color:var(--accent)}.zoom{display:flex;align-items:center;background:var(--bar-raised);border-radius:12px;flex:none}.zoom .tb-btn{width:40px;height:40px}.zoom-pct{border:0;background:none;min-width:52px;height:40px;font-size:13px;font-variant-numeric:tabular-nums;color:var(--text)}.pagebox{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--muted);flex:none;font-variant-numeric:tabular-nums}.pagebox input{width:46px;height:34px;text-align:center;border:1px solid transparent;border-radius:8px;background:var(--bar-raised);color:var(--text);font-size:14px;outline:none}.pagebox input:focus{border-color:var(--accent)}.main{flex:1;min-height:0;position:relative}.scroller{position:absolute;inset:0;overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y;-webkit-overflow-scrolling:touch;outline:none}.pages{position:relative;will-change:transform}.page{position:absolute;background:#fff;box-shadow:var(--page-shadow);overflow:hidden}.page-num-ghost{position:absolute;inset:0;display:grid;place-items:center;color:#c8ccd2;font-size:28px;font-weight:600}.page-inner,.canvas-host,.hl-layer,.text-host{position:absolute;inset:0}.page-canvas{display:block;width:100%;height:100%}.hl-layer{pointer-events:none;z-index:1}.hl{position:absolute;background:var(--hl);mix-blend-mode:multiply;border-radius:2px;outline:2px solid rgb(255 214 0 / .42);outline-offset:0}.hl-current{background:var(--hl-current);outline:2px solid var(--hl-current-ring);outline-offset:1px;mix-blend-mode:multiply;z-index:1;animation:pulse .6s ease-out 1}@keyframes pulse{0%{outline-offset:8px;outline-color:#ff6a0000}to{outline-offset:1px;outline-color:var(--hl-current-ring)}}.text-host{z-index:2}.page-spinner{position:absolute;left:50%;top:50%;width:28px;height:28px;margin:-14px;border-radius:50%;border:3px solid #e3e5e8;border-top-color:#8b9099;animation:spin .8s linear infinite}.page-error{position:absolute;inset:0;display:grid;place-items:center;text-align:center;color:#a33;font-size:13px;padding:16px}.textLayer{position:absolute;text-align:initial;inset:0;overflow:clip;opacity:1;line-height:1;-webkit-text-size-adjust:none;text-size-adjust:none;forced-color-adjust:none;transform-origin:0 0;caret-color:CanvasText;z-index:0}.textLayer :is(span,br){color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0% 0%}.textLayer>:not(.markedContent),.textLayer .markedContent span:not(.markedContent){z-index:1}.textLayer span.markedContent{top:0;height:0}.textLayer[data-main-rotation="90"]{transform:rotate(90deg) translateY(-100%)}.textLayer[data-main-rotation="180"]{transform:rotate(180deg) translate(-100%,-100%)}.textLayer[data-main-rotation="270"]{transform:rotate(270deg) translate(-100%)}.textLayer ::selection{background:#005aff40}.textLayer br::selection{background:transparent}.textLayer .endOfContent{display:block;position:absolute;inset:100% 0 0;z-index:0;cursor:default;user-select:none}.match-nav{position:fixed;left:calc(12px + env(safe-area-inset-left));bottom:calc(12px + env(safe-area-inset-bottom));z-index:30;display:flex;align-items:center;gap:4px;padding:5px;border-radius:20px;background:#16171ae6;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 6px 24px #00000059,inset 0 0 0 1px #ffffff0f}.nav-btn{width:76px;height:60px;border:0;border-radius:15px;background:var(--accent);color:var(--accent-ink);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;transition:transform .08s,filter .15s,background .15s;touch-action:manipulation;user-select:none}.nav-btn svg{margin-bottom:-2px}.nav-btn:hover:not(:disabled){filter:brightness(1.06)}.nav-btn:active:not(:disabled){transform:scale(.95);filter:brightness(.92)}.nav-btn:disabled{background:#34363c;color:#727780}.nav-count{min-width:58px;padding:0 4px;text-align:center;font-variant-numeric:tabular-nums;font-size:13px;color:var(--muted);line-height:1.15}.nav-count b{display:block;font-size:20px;color:var(--text)}.empty{position:absolute;inset:0;display:grid;place-items:center;padding:16px;overflow:auto}.empty-card{max-width:460px;text-align:center;background:#1e2024;border:1px solid var(--bar-line);border-radius:20px;padding:28px 28px 22px;box-shadow:0 20px 60px #0000004d}.empty-icon{color:var(--accent);display:flex;justify-content:center;margin-bottom:6px}.empty-card h1{font-size:22px;margin:0 0 8px;letter-spacing:-.01em}.empty-card p{color:var(--muted);margin:0 0 18px;font-size:15px;line-height:1.5}.empty-card p b{color:var(--text)}.empty-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.primary,.ghost{height:48px;padding:0 22px;border-radius:12px;font-weight:600;font-size:15px;border:0}.primary{background:var(--accent);color:var(--accent-ink)}.primary:active{filter:brightness(.92)}.ghost{background:var(--bar-raised);color:var(--text)}.ghost:active{background:#30333a}.hint{font-size:13px!important;margin:14px 0 0!important}.loading{position:absolute;inset:0;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;color:var(--text);font-size:15px;background:#282a2ebf;z-index:25}.spinner{width:38px;height:38px;border-radius:50%;border:4px solid rgb(255 255 255 / .15);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error,.notice{position:absolute;top:12px;left:50%;transform:translate(-50%);max-width:min(560px,calc(100% - 32px));display:flex;align-items:center;gap:10px;padding:10px 8px 10px 16px;border-radius:12px;font-size:14px;z-index:26;box-shadow:0 8px 28px #00000059}.error{background:#4a1c1c;color:#ffd9d2;border:1px solid #7a2c2c}.error button{border:0;background:none;width:36px;height:36px;display:grid;place-items:center;color:inherit;flex:none;border-radius:8px}.notice{background:#1e2024;color:var(--text);border:1px solid var(--bar-line);padding-right:16px;inset:auto 16px 16px auto;transform:none}.drop-overlay{position:absolute;inset:10px;border:3px dashed var(--accent);border-radius:18px;display:grid;place-items:center;font-size:20px;font-weight:600;background:#16171acc;z-index:40;pointer-events:none}@media (max-height: 500px){:root{--bar-h: 46px;--tap: 40px}.search{height:36px}.nav-btn{width:70px;height:54px}.match-nav{left:calc(10px + env(safe-area-inset-left));bottom:calc(10px + env(safe-area-inset-bottom))}.empty-card{padding:18px 22px 16px}.empty-icon{display:none}.empty-card h1{font-size:19px}.empty-card p{margin-bottom:12px;font-size:14px}}@media (max-width: 900px){.filename{display:none}}@media (max-width: 640px){.search{flex:1 1 auto}.zoom .tb-btn,.pagebox span,.counter-page{display:none}}@media (max-width: 480px){.pagebox,.fit-btn{display:none}.counter{font-size:13px}}@media (hover: none){.tb-btn:hover{background:none}}