.ebook-filters{background:#fff;padding:20px;border-radius:2px;box-shadow:0 2px 10px rgb(0 0 0 / .1);border:1px solid #a3a2a2;margin-left:0;margin-right:0;padding-bottom:10px;width:100%}.filter-group{display:flex;gap:20px;flex-wrap:wrap;align-items:center}.filter-item{flex:1;min-width:250px}.filter-item label{display:block;margin-bottom:8px;font-weight:600;color:#333;font-size:14px}.filter-item input,.filter-item select{width:100%;padding:12px 15px;border:1px solid #ddd;border-radius:2px;font-size:14px;transition:border-color 0.3s}.filter-item input:focus,.filter-item select:focus{outline:none;border-color:#00b6c1}.ebooks-grid{display:grid;grid-template-columns:repeat(4,280px);gap:30px;margin-bottom:40px;justify-content:center}.ebook-card{background:#fff;border-radius:2px;overflow:hidden;box-shadow:0 3px 15px rgb(0 0 0 / .1);transition:transform 0.3s,box-shadow 0.3s;cursor:pointer;width:280px;display:flex;flex-direction:column;position:relative}.ebook-card:hover{transform:translateY(-5px);box-shadow:0 5px 25px rgb(0 0 0 / .15)}.elementor-section.elementor-section-boxed>.elementor-container{max-width:1240px}.ebook-image{width:100%;height:280px;object-fit:cover;background:#00b6c1;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:600;text-align:center}.ebook-image img{width:100%;height:100%;object-fit:cover}.ebook-content{padding:20px;display:flex;flex-direction:column;flex-grow:1}.ebook-title{font-size:16px;font-weight:700;color:#333;margin-bottom:8px;line-height:1.4;min-height:44px}.ebook-author{font-size:14px;color:#666;margin-bottom:8px}.ebook-semester{display:inline-block;padding:5px 12px;background:#00b6c1;color:#fff;border-radius:20px;font-size:12px;font-weight:600;margin-top:auto;width:fit-content}.ebook-card.selected{border:3px solid #00b6c1;box-shadow:0 5px 25px rgb(0 182 193 / .3)}.ebook-card.selected::before{content:"\2713";position:absolute;top:10px;right:10px;background:#00c100;color:#fff;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;z-index:10}.filter-container{display:flex;gap:20px;align-items:flex-start;margin-bottom:20px;width:100%}.ebook-filters{flex:1;width:100%}.download-section{display:flex;flex-direction:row;gap:10px;min-width:180px;margin-top:15px;justify-content:center}.download-info{color:#333;font-size:14px;font-weight:600;text-align:center;padding:8px;background:#f5f5f5;border-radius:2px;display:flex;flex-direction:row;justify-content:center}.download-info span{font-size:18px;font-weight:700;color:#000}.download-actions{display:flex;flex-direction:row;gap:10px;align-items:center;flex-wrap:wrap}.page-size-selector{position:static;display:flex;flex-direction:column;gap:5px;align-items:center;background:transparent;padding:0;border-radius:2px;margin-left:10px}.page-size-selector label{font-size:14px;color:#333;font-weight:600;margin:0;white-space:nowrap}.page-size-selector select{padding:8px 12px;border:2px solid #ddd;border-radius:2px;font-size:14px;font-weight:600;cursor:pointer;background:#fff;color:#333;transition:all 0.3s}.page-size-selector select:hover{border-color:#00b6c1}.page-size-selector select:focus{outline:none;border-color:#00b6c1;box-shadow:0 0 0 3px rgb(0 182 193 / .1)}.download-btn,.clear-btn,.select-all-btn{border:none;border-radius:2px;font-size:14px;font-weight:600;cursor:pointer;transition:all 0.3s;display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px}.download-btn{background:#00b6c1;color:#fff}.download-btn:hover:not(:disabled){background:#00a0ab;transform:translateY(-2px);box-shadow:0 4px 12px rgb(0 182 193 / .3)}.clear-btn{background:#f5f5f5;color:#666;border:2px solid #ddd}.clear-btn:hover:not(:disabled){background:#e8e8e8;border-color:#999;color:#333}.select-all-btn{background:#fff;color:#000;border:1px solid #cecccc}.select-all-btn:hover:not(:disabled){background:#45a049;transform:translateY(-2px);box-shadow:0 4px 12px rgb(76 175 80 / .3)}.download-btn:disabled,.select-all-btn:disabled,.clear-btn:disabled{opacity:.5;cursor:not-allowed}.pagination{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:40px;padding:20px 0}.pagination button{padding:10px 18px;border:1px solid #ddd;background:#fff;color:#333;border-radius:2px;cursor:pointer;font-size:14px;font-weight:600;transition:all 0.3s}.pagination button:hover:not(:disabled){background:#00b6c1;color:#fff;border-color:#00b6c1}.pagination button.active{background:#00b6c1;color:#fff;border-color:#00b6c1}.pagination button:disabled{opacity:.5;cursor:not-allowed}.pagination-info{margin:0 15px;color:#666;font-size:14px}.no-results{text-align:center;padding:60px 20px;color:#666;font-size:18px}@media (max-width:1200px){.ebooks-grid{grid-template-columns:repeat(3,280px)}}@media (max-width:768px){.ebooks-grid{grid-template-columns:repeat(2,280px);gap:20px}.filter-group{flex-direction:column}.filter-item{width:100%}.filter-container{flex-direction:column;align-items:stretch}.download-section{min-width:100%;flex-direction:column;gap:10px}.download-actions{flex-direction:column;gap:8px}.page-size-selector{position:static;margin-top:10px;width:100%;justify-content:space-between}.pagination button{padding:8px 14px;font-size:13px}.pagination-info{font-size:13px;margin:0 10px}}@media (max-width:640px){.ebooks-grid{grid-template-columns:1fr;padding:0 10px}.ebook-card{width:100%;max-width:400px;margin:0 auto}.filter-item label{font-size:13px}.filter-item input,.filter-item select{font-size:14px;padding:10px}.download-btn,.clear-btn,.select-all-btn{padding:10px 16px;font-size:13px}.download-info{font-size:13px;padding:6px}.download-info span{font-size:16px}.pagination{gap:8px;padding:15px 0}.pagination button{padding:8px 12px;font-size:12px}.pagination-info{font-size:12px;margin:0 5px}.ebook-title{font-size:15px;min-height:auto}.ebook-author{font-size:13px}.ebook-semester{font-size:11px;padding:4px 10px}h2.elementor-heading-title{font-size:24px!important}}@media (max-width:480px){.ebook-card{max-width:100%}.filter-container{gap:15px}.download-section{gap:8px}.page-size-selector select{font-size:13px;padding:7px 10px}.no-results{font-size:16px;padding:40px 15px}}