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#42a5f5);text-decoration:underline}.flipbook-loading__progress{width:220px;max-width:80%;height:5px;background:#ffffff1f;border-radius:var(--r-full);overflow:hidden}.flipbook-loading__bar{height:100%;width:0;background:linear-gradient(90deg,var(--c-primary-300, #42a5f5),var(--c-primary-400, #1e88e5));border-radius:var(--r-full);transition:width .3s ease}.read-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;background:var(--g-primary);color:#fff;font-size:1rem;font-weight:600;border:none;border-radius:var(--r-sm);cursor:pointer;transition:all var(--t-fast);box-shadow:0 4px 14px #0d47a14d}.read-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0d47a166}.read-btn:active{transform:translateY(0)}.reader-overlay{position:fixed;inset:0;z-index:9999;background:#000000f2;display:flex;flex-direction:column;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.reader-overlay.active{opacity:1;visibility:visible}.reader-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;gap:12px;background:#0009;border-bottom:1px solid rgba(255,255,255,.1);flex-shrink:0;z-index:2}.reader-title{color:#fff;font-size:.875rem;font-weight:600;display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:40%}.reader-controls{display:flex;align-items:center;gap:6px}.ctrl-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.15);color:#fff;width:38px;height:38px;border-radius:var(--r-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.ctrl-btn:hover{background:#fff3}.ctrl-btn:disabled{opacity:.3;cursor:not-allowed}.ctrl-close:hover{background:#ef444499}.page-info{color:#fffc;font-size:.8125rem;font-weight:500;min-width:60px;text-align:center}.reader-body{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}.reader-iframe{width:100%;height:100%;border:none}.flipbook-wrap{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:16px}.flipbook{position:relative;max-height:90vh}.flipbook :global(.page){background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}.flipbook :global(.page img),.flipbook :global(.page canvas){width:100%;height:100%;object-fit:contain}.flipbook-empty{text-align:center;padding:48px 24px;background:var(--c-surface-alt, #f8fafc);border:2px dashed var(--c-border);border-radius:var(--r-lg);color:var(--c-text-3)}.flipbook-empty__icon{margin-bottom:12px}.flipbook-empty__sub{font-size:.8rem;margin-top:4px}@media(max-width:640px){.reader-title{max-width:30%;font-size:.75rem}.ctrl-btn{width:34px;height:34px}.flipbook-wrap{padding:8px}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--c-bg)}::-webkit-scrollbar-thumb{background:var(--c-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--c-text-3)}.book-card{display:flex;flex-direction:column;background:var(--c-surface);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);transition:all var(--t-base);position:relative}.book-card:hover{transform:translateY(-6px);box-shadow:var(--sh-card-hover)}.book-card__cover{position:relative;aspect-ratio:3 / 4;overflow:hidden;background:var(--c-primary-50)}.book-card__cover :global(img){width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow)}.book-card:hover .book-card__cover :global(img){transform:scale(1.05)}.book-card__placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--c-primary-100),var(--c-primary-50));color:var(--c-primary-300)}.book-card__badge{position:absolute;top:8px;left:8px;background:var(--c-primary);color:#fff;font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:var(--r-full);letter-spacing:.3px;box-shadow:0 2px 6px #0d47a14d}.book-card__body{padding:12px 14px 16px;display:flex;flex-direction:column;gap:4px;flex:1}.book-card__title{font-size:.875rem;font-weight:600;color:var(--c-text);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-card__author{font-size:.75rem;color:var(--c-text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book-card__meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:8px}.book-card__subject{font-size:.7rem;font-weight:500;color:var(--c-primary);background:var(--c-primary-50);padding:2px 8px;border-radius:var(--r-full)}.book-card__views{font-size:.7rem;color:var(--c-text-3);display:inline-flex;align-items:center;gap:3px}@media(min-width:768px){.book-card__title{font-size:.9375rem}.book-card__body{padding:14px 16px 18px}}.category-chip{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:var(--r-full);font-size:.8125rem;font-weight:500;border:1px solid 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0}.fb-label{display:flex;align-items:center;gap:6px;font-weight:600;font-size:.875rem;color:var(--c-text-2)}.fb-chips{display:flex;flex-wrap:wrap;gap:8px}@media(min-width:768px){.fb-wrapper{flex-direction:row;align-items:center;gap:16px}.fb-label{white-space:nowrap}}.page-loading{width:100%;height:100%;position:relative;overflow:hidden;background:#ececec}.page-loading:after{content:"Loading...";position:absolute;inset:0;z-index:1;display:grid;place-items:center;font-size:16px;font-weight:600;color:#666;letter-spacing:.3px}.page-loading:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.65),transparent);transform:translate(-100%);animation:shimmer 1.2s infinite}.page-loading img{display:block;width:100%;height:100%;opacity:0;transition:opacity .35s ease}.page-loading.loaded:after{display:none}.page-loading.loaded:before{display:none}.page-loading.loaded img{opacity:1}@keyframes shimmer{to{transform:translate(100%)}}.float-right{margin-left:auto}.chip{display:inline-flex;align-items:center;padding:6px 16px;background:var(--c-bg-2);color:var(--c-text-2);border-radius:99px;font-size:.875rem;text-decoration:none;transition:all .2s ease;border:1px solid var(--c-border)}.chip:hover{background:var(--c-bg-3);color:var(--c-text-1)}.chip.active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}.page-link{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 .5rem;border-radius:8px;background:var(--c-bg-2);color:var(--c-text-2);text-decoration:none;font-weight:500;transition:all .2s ease;border:1px solid var(--c-border)}.page-link:hover{background:var(--c-bg-3);color:var(--c-text-1);border-color:var(--c-text-3)}.page-link.active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}.page-ellipsis{color:var(--c-text-3);padding:0 .25rem}.book-hero{position:relative;padding:48px;border-radius:var(--r-xl);background:linear-gradient(135deg,var(--c-primary-900),var(--c-primary-700));color:#fff;margin-top:16px;margin-bottom:48px;overflow:hidden;box-shadow:var(--sh-xl);display:flex;gap:48px}.book-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,rgba(255,255,255,.1),transparent 50%);pointer-events:none}.book-cover-wrap{width:320px;flex-shrink:0;border-radius:var(--r-md);box-shadow:0 24px 48px #00000080;position:relative;z-index:2}.book-info{position:relative;z-index:2;flex:1;display:flex;flex-direction:column}.book-info h1{font-size:2.5rem;font-weight:800;margin-bottom:16px;text-shadow:0 2px 4px rgba(0,0,0,.3);color:#fff}.book-author{color:#ffffffd9;font-size:1.1rem;margin-bottom:24px}.book-desc{color:#ffffffbf;font-size:1.1rem;line-height:1.6;margin-bottom:32px}.book-meta-grid{margin-bottom:24px}.meta-item{background:#ffffff1a!important;border:1px solid rgba(255,255,255,.2)!important;backdrop-filter:blur(8px)}.meta-val{color:#fff!important}.meta-lbl{color:#ffffffb3!important}.meta-item :global(svg){color:#90caf9!important}.book-tags{margin-bottom:24px}.book-tags :global(.chip){background:#ffffff26!important;border:1px solid rgba(255,255,255,.2)!important;color:#fff!important}.book-tags :global(.chip:hover){background:#ffffff40!important}.book-actions{margin-top:auto;padding-top:24px}.book-actions :global(.read-btn){background:#fff;color:var(--c-primary-800);font-size:1.1rem;padding:16px 36px;border-radius:var(--r-full);box-shadow:0 8px 24px #0000004d;transition:transform .3s,box-shadow .3s;font-weight:700}.book-actions :global(.read-btn:hover){transform:translateY(-3px);box-shadow:0 12px 32px #ffffff4d}@media(max-width:768px){.book-hero{flex-direction:column;padding:32px 24px;gap:32px}.book-cover-wrap{width:240px;margin:0 auto}.book-info h1{font-size:1.8rem}}.prose{background:var(--c-surface);padding:32px;border-radius:var(--r-xl);box-shadow:var(--sh-md);border:1px solid var(--c-border-light)}@media(min-width:768px){.prose{padding:48px}}.grade-num-gradient{color:#fff!important;text-shadow:0 1px 2px rgba(0,0,0,.2)}.grade-num-1{background:linear-gradient(135deg,#ff7eb3,#ff758c)!important}.grade-num-2{background:linear-gradient(135deg,#4facfe,#00f2fe)!important}.grade-num-3{background:linear-gradient(135deg,#43e97b,#38f9d7)!important}.grade-num-4{background:linear-gradient(135deg,#fa709a,#fee140)!important}.grade-num-5{background:linear-gradient(135deg,#a18cd1,#fbc2eb)!important}.grade-num-6{background:linear-gradient(135deg,#f6d365,#fda085)!important}.grade-num-7{background:linear-gradient(135deg,#84fab0,#8fd3f4)!important}.grade-num-8{background:linear-gradient(135deg,#ff0844,#ffb199)!important}.grade-num-9{background:linear-gradient(135deg,#b224ef,#7579ff)!important}.grade-num-10{background:linear-gradient(135deg,#0ba360,#3cba92)!important}.grade-num-11{background:linear-gradient(135deg,#16a085,#f4d03f)!important}.grade-num-12{background:linear-gradient(135deg,#ff9a9e,#fecfef)!important}