.apdf-reader{--apdf-bg:#1a1a1a;--apdf-toolbar:#2a2a2a;--apdf-toolbar-text:#f0f0f0;--apdf-accent:#4a90e2;--apdf-accent-hover:#357abd;--apdf-page-bg:#ffffff;--apdf-shadow:0 4px 16px rgba(0,0,0,0.25);--apdf-shadow-lg:0 8px 32px rgba(0,0,0,0.35);--apdf-pad-x:clamp(0.5rem,2vw,1rem);--apdf-pad-y:clamp(0.4rem,1.5vw,0.75rem);--apdf-gap:clamp(0.25rem,1vw,0.5rem);--apdf-stage-h:clamp(360px,70vh,800px);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--apdf-bg);border-radius:8px;overflow:hidden;margin:1.5em 0;box-shadow:0 4px 16px rgba(0,0,0,0.1);position:relative;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.apdf-reader *,.apdf-reader *::before,.apdf-reader *::after{box-sizing:border-box}.apdf-toolbar{display:flex;align-items:center;gap:var(--apdf-gap);padding:var(--apdf-pad-y) var(--apdf-pad-x);background:var(--apdf-toolbar);color:var(--apdf-toolbar-text);min-height:48px}.apdf-toolbar-sticky{position:sticky;top:0;z-index:10}.apdf-title{margin:0;font-size:clamp(0.85rem,2vw,1rem);font-weight:600;color:var(--apdf-toolbar-text);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.apdf-toolbar-actions{display:flex;gap:var(--apdf-gap);align-items:center;flex-shrink:0}.apdf-btn{background:rgba(255,255,255,0.1);color:var(--apdf-toolbar-text);border:none;border-radius:6px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:0.3em;transition:background 0.15s,transform 0.05s;font-family:inherit;font-size:13px;min-width:40px;min-height:40px;padding:0 0.7em}.apdf-btn:hover{background:rgba(255,255,255,0.2)}.apdf-btn:active{transform:scale(0.95)}.apdf-btn:disabled{opacity:0.35;cursor:not-allowed}.apdf-btn:focus-visible{outline:2px solid var(--apdf-accent);outline-offset:2px}.apdf-btn-primary{background:var(--apdf-accent)}.apdf-btn-primary:hover{background:var(--apdf-accent-hover)}.apdf-btn .dashicons{font-size:18px;width:18px;height:18px;line-height:1}.apdf-btn-label{display:inline;white-space:nowrap}.apdf-page-info{font-size:13px;padding:0 0.4em;font-variant-numeric:tabular-nums;white-space:nowrap;color:rgba(255,255,255,0.85)}.apdf-stage{position:relative;height:var(--apdf-stage-h);display:flex;align-items:center;justify-content:center;padding:var(--apdf-pad-x);overflow:hidden}.apdf-stage-scroll{display:block;overflow-y:auto;overflow-x:hidden;padding:var(--apdf-pad-x);-webkit-overflow-scrolling:touch;scroll-behavior:smooth}.apdf-loader{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(26,26,26,0.9);z-index:5;transition:opacity 0.3s}.apdf-loader.is-hidden{opacity:0;pointer-events:none}.apdf-spinner{width:48px;height:48px;border:4px solid rgba(255,255,255,0.2);border-top-color:var(--apdf-accent);border-radius:50%;animation:apdf-spin 0.8s linear infinite}@keyframes apdf-spin{to{transform:rotate(360deg)}}.apdf-mode-flipbook .apdf-stage{padding:clamp(0.5rem,2vw,1.5rem)}.apdf-flipbook{max-width:100%;max-height:100%}.apdf-flipbook .stf__block{background:var(--apdf-page-bg);box-shadow:var(--apdf-shadow)}.apdf-flipbook canvas,.apdf-flipbook img{display:block;width:100%;height:auto}.apdf-mode-slide .apdf-stage{display:block;padding:0}.apdf-slide-track{display:flex;height:100%;transition:transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94);will-change:transform}.apdf-slide-page{flex:0 0 100%;display:flex;justify-content:center;align-items:center;padding:var(--apdf-pad-x);height:100%}.apdf-slide-page canvas{max-width:100%;max-height:100%;height:auto;width:auto;background:var(--apdf-page-bg);box-shadow:var(--apdf-shadow)}.apdf-pagination-dots{position:absolute;bottom:0.75rem;left:50%;transform:translateX(-50%);display:none;gap:0.4rem;z-index:4;background:rgba(0,0,0,0.4);padding:0.4rem 0.6rem;border-radius:999px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.apdf-pagination-dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,0.4);transition:background 0.2s,transform 0.2s}.apdf-pagination-dot.is-active{background:#fff;transform:scale(1.3)}.apdf-scroll-track{display:flex;flex-direction:column;align-items:center;gap:clamp(0.5rem,2vw,1rem);padding-bottom:1rem}.apdf-scroll-page{background:var(--apdf-page-bg);box-shadow:var(--apdf-shadow);max-width:100%;width:100%;min-height:400px}.apdf-scroll-page canvas{display:block;max-width:100%;width:100%;height:auto}.apdf-reader.is-fullscreen,.apdf-reader:fullscreen{margin:0;border-radius:0;height:100vh;width:100vw;display:flex;flex-direction:column}.apdf-reader.is-fullscreen .apdf-stage,.apdf-reader:fullscreen .apdf-stage{flex:1;height:auto;min-height:0}@media (max-width:768px){.apdf-reader{--apdf-stage-h:clamp(420px,65vh,600px);margin:1em 0;border-radius:6px}.apdf-btn-download .apdf-btn-label{display:none}.apdf-btn{min-width:44px;padding:0 0.5em}}@media (max-width:600px){.apdf-reader{--apdf-stage-h:clamp(360px,60vh,500px);--apdf-pad-x:0.6rem;--apdf-pad-y:0.4rem;margin:1em 0}.apdf-toolbar{flex-wrap:nowrap;min-height:44px}.apdf-title{font-size:0.85rem;max-width:40%}.apdf-toolbar-actions{gap:0.2rem}.apdf-btn-fullscreen{display:none}.apdf-page-info{font-size:12px;padding:0 0.2em}.apdf-mode-slide .apdf-pagination-dots{display:flex}.apdf-scroll-track{gap:0.4rem}.apdf-scroll-page{min-height:300px;border-radius:2px}.apdf-btn-primary{background:var(--apdf-accent);min-width:44px}}@media (max-width:360px){.apdf-reader{--apdf-stage-h:55vh}.apdf-title{display:none}.apdf-toolbar-actions{flex:1;justify-content:space-between}}@media (max-height:500px) and (orientation:landscape){.apdf-reader{--apdf-stage-h:75vh}.apdf-toolbar{min-height:36px}.apdf-btn{min-height:32px;min-width:32px}}@media (prefers-reduced-motion:reduce){.apdf-slide-track,.apdf-stage-scroll,.apdf-loader{transition:none !important;scroll-behavior:auto !important}.apdf-spinner{animation:none}}.apdf-error{padding:2em;text-align:center;color:#b32d2e;background:#fce4e4;border-radius:4px;margin:2em 0}