/* ESL Essentials eBooks Module CSS */.esl-ebooks-module{font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;max-width:1140px;margin:0 auto;padding:40px 0;box-sizing:border-box;}.esl-ebooks-title{font-size:32px;text-align:center;margin-bottom:20px;font-weight:600;color:#333;}.gradient-text{background:linear-gradient(90deg,#0078aa 0%,#38b000 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;}.esl-progress-steps{display:flex;justify-content:center;margin-bottom:30px;position:relative;}.esl-progress-steps::before{content:"";position:absolute;top:30px;left:50%;transform:translateX(-50%);width:70%;height:3px;background-color:#e0e0e0;z-index:1;}.esl-step{display:flex;flex-direction:column;align-items:center;width:33.33%;position:relative;z-index:2;}.esl-step-number{width:60px;height:60px;border-radius:50%;background-color:#e0e0e0;display:flex;align-items:center;justify-content:center;margin-bottom:10px;font-weight:600;font-size:24px;color:#999;position:relative;transition:all 0.3s ease;}.esl-step-text{font-size:14px;color:#999;text-align:center;transition:all 0.3s ease;}.esl-step.active .esl-step-number{background-color:#38b000;color:white;}.esl-step.active .esl-step-text{color:#38b000;font-weight:600;}.esl-step.completed .esl-step-number{background-color:#0078aa;color:transparent;}.esl-step.completed .esl-step-number::after{content:"";position:absolute;width:32px;height:32px;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4L9 16.2z"/></svg>');background-size:contain;background-repeat:no-repeat;background-position:center;top:50%;left:50%;transform:translate(-50%, -50%);}.esl-step.completed .esl-step-text{color:#0078aa;font-weight:600;}.esl-ebooks-controls{width:100%;margin-bottom:30px;background-color:#f7f8fa;padding:20px;border-radius:10px;box-shadow:0 3px 10px rgba(0,0,0,0.05);}.esl-filter-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:15px;}.esl-filter-group{flex:1;min-width:180px;}.esl-filter-group label{display:block;margin-bottom:8px;font-weight:600;color:#555;}.esl-filter{width:100%;padding:10px 15px;border:1px solid #ddd;border-radius:6px;background-color:white;font-size:14px;color:#333;appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='6' viewBox='0 0 12 6'><path d='M0 0l6 6 6-6z' fill='%23888'/></svg>");background-repeat:no-repeat;background-position:right 15px center;transition:border-color 0.3s ease, box-shadow 0.3s ease;height:auto;min-height:40px;line-height:1.5;}.esl-filter:focus{outline:none;border-color:#27b0d9;box-shadow:0 0 0 3px rgba(39,176,217,0.2);}.esl-filter:disabled{background-color:#f2f2f2;color:#888;cursor:not-allowed;}@media screen and (-webkit-min-device-pixel-ratio:0){.esl-filter{background-position:calc(100% - 15px) center;}}.esl-loading{display:none;flex-direction:column;align-items:center;justify-content:center;padding:30px;background-color:#f7f8fa;border-radius:10px;margin:20px 0;}.esl-loading-spinner{width:40px;height:40px;border:3px solid rgba(39,176,217,0.3);border-radius:50%;border-top-color:#27b0d9;animation:spin 1s ease-in-out infinite;margin-bottom:10px;}@keyframes spin{to{transform:rotate(360deg);}}.esl-loading p{color:#666;font-size:16px;}.esl-preview-thumbnails{display:none !important;}.grammar-bg{background-color:#f0f7ff;}.parts-of-speech-bg{background-color:#f5f0ff;}.functional-language-bg{background-color:#fff5f0;}.topic-based-vocabulary-bg{background-color:#f0fff5;}.esl-games-bg{background-color:#fffaf0;}.esl-no-results{text-align:center;padding:50px 0;color:#666;font-size:18px;background-color:#f7f8fa;border-radius:10px;margin-top:40px;display:none;transition:opacity 0.3s ease;}.esl-single-ebook{display:flex;gap:40px;margin-top:40px;background-color:white;border-radius:12px;box-shadow:0 5px 20px rgba(0,0,0,0.1);overflow:hidden;padding:30px;transition:all 0.3s ease;}.esl-ebook-image-container{flex:0 0 320px;position:relative;}.esl-level-badge{position:absolute;top:0;left:0;right:0;padding:8px 15px;color:white;font-weight:600;font-size:14px;text-align:center;border-top-left-radius:8px;border-top-right-radius:8px;z-index:10;}.elementary{background-color:#b77fbf;}.pre-intermediate{background-color:#27b0d9;}.intermediate{background-color:#79bc0d;}.upper-intermediate{background-color:#f05454;}.all-levels{background-color:#f2a92c;}.esl-book-3d{position:relative;width:240px;height:336px;margin:70px auto 0;transform:none;transition:all 0.3s ease;box-shadow:0 5px 15px rgba(0,0,0,0.15);border-radius:3px;overflow:hidden;}.esl-book-3d:hover{transform:translateY(-5px);box-shadow:0 8px 20px rgba(0,0,0,0.2);}.esl-book-spine,.esl-book-side,.esl-book-pages{display:none;}.esl-book-cover{width:100%;height:100%;overflow:hidden;position:relative;border-radius:3px;}.esl-book-cover img{width:100%;height:100%;object-fit:cover;display:block;}.esl-ebook-details{flex:1;}.esl-ebook-details h2{font-size:24px;color:#0078aa;margin-top:0;margin-bottom:15px;font-weight:700;line-height:1.3;text-transform:uppercase;letter-spacing:0.5px;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-ebook-details p.description{font-size:16px;color:#666;margin-bottom:20px;line-height:1.6;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-ebook-features{margin-bottom:25px;}.esl-ebook-features h3{font-size:18px;margin-bottom:12px;color:#444;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 20px;}.esl-feature-list li{font-size:15px;color:#555;list-style:none;padding-left:25px;position:relative;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-feature-list li:before{content:"✓";position:absolute;left:0;color:#79bc0d;font-weight:bold;}.esl-ebook-price{margin-bottom:30px;background-color:#f7f8fa;padding:15px 20px;border-radius:8px;display:inline-block;}.esl-ebook-price .price{font-size:28px;font-weight:700;color:#333;display:block;margin-bottom:5px;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-ebook-price .cents{font-size:15px;vertical-align:top;position:relative;top:3px;}.esl-ebook-price .per-resource{font-size:15px;color:#79bc0d;font-weight:500;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.esl-ebook-actions{display:flex;gap:15px;flex-wrap:wrap;}.esl-btn{padding:12px 25px;border-radius:6px;text-align:center;font-weight:600;font-size:16px;text-decoration:none !important;transition:all 0.3s ease;display:inline-block;font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;}.primary-btn{background-color:#27b0d9;color:white !important;flex-grow:2;min-width:220px;max-width:280px;position:relative;}.primary-btn:hover{background-color:#1d9abf;color:white !important;transform:translateY(-2px);box-shadow:0 5px 15px rgba(39,176,217,0.3);}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(39,176,217,0.8);}70%{box-shadow:0 0 0 15px rgba(39,176,217,0);}100%{box-shadow:0 0 0 0 rgba(39,176,217,0);}}.pulse-btn{animation:pulse 2s infinite;}.esl-secondary-actions{display:flex;flex:1;gap:10px;}.secondary-btn{background-color:transparent;color:#27b0d9 !important;border:1px solid #27b0d9;flex:1;min-width:120px;transition:all 0.3s ease;}.secondary-btn:hover{background-color:rgba(39,176,217,0.1);color:#27b0d9 !important;transform:translateY(-2px);}.esl-btn:focus,.esl-filter:focus{outline:2px solid #27b0d9;outline-offset:2px;}a:focus,button:focus,select:focus,input:focus{outline:2px solid #27b0d9;outline-offset:2px;}@media (max-width:768px){.esl-ebooks-module{padding:30px 15px;}.esl-filter-row{flex-direction:column;}.esl-single-ebook{flex-direction:column;padding:20px;}.esl-ebook-image-container{flex:0 0 auto;margin-bottom:25px;text-align:center;}.esl-book-3d{margin:70px auto 20px;}.esl-feature-list{grid-template-columns:1fr;}.esl-ebook-actions{flex-direction:column;}.primary-btn,.esl-secondary-actions{width:100%;max-width:none;}.esl-secondary-actions{flex-direction:column;}}.esl-btn:focus-visible,.esl-filter:focus-visible{outline:3px solid #0078aa;outline-offset:2px;box-shadow:0 0 0 3px rgba(0,120,170,0.3);}@media (forced-colors:active){.esl-step.active .esl-step-number,.esl-step.completed .esl-step-number,.primary-btn,.secondary-btn{border:2px solid currentColor;}.esl-step.completed .esl-step-number::after{background-color:transparent;background-image:none;content:"✓";color:currentColor;display:flex;align-items:center;justify-content:center;font-size:24px;}}@media (prefers-reduced-motion:reduce){.pulse-btn{animation:none;}.esl-loading-spinner{animation-duration:10s;}.esl-book-3d,.esl-btn,.esl-filter,.esl-step-number,.esl-step-text{transition:none;}}@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('https://fonts.gstatic.com/s/inter/v12/UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyfAZJhiI2B.woff2') format('woff2');unicode-range:U+0460-052F,U+1C80-1C88,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;}@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('https://fonts.gstatic.com/s/inter/v12/UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuGKYAZJhiI2B.woff2') format('woff2');unicode-range:U+0460-052F,U+1C80-1C88,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;}@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('https://fonts.gstatic.com/s/inter/v12/UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuFuYAZJhiI2B.woff2') format('woff2');unicode-range:U+0460-052F,U+1C80-1C88,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;}#step-2:not(.completed) .esl-step-number{background-color:#e0e0e0 !important;color:#999 !important;}#step-2:not(.completed) .esl-step-number::after{display:none !important;}