:root{--bg-color: #f4f9fb;--text-main: #111b2b;--text-muted: #64748b;--header-bg: rgba(244, 249, 251, .85);--primary-color: #00c6d9;--primary-hover: #00a6b7;--gold-accent: #f5b041;--card-bg: #ffffff;--card-border: rgba(0, 0, 0, .05);--box-shadow: 0 8px 30px rgba(0, 0, 0, .04);--input-bg: #ffffff;--input-border: rgba(0, 0, 0, .1);--input-focus: #00c6d9;--banner-bg: #0d2746;--banner-text: #ffffff;--toggle-bg: #1e293b;--toggle-icon: #ffffff;--sidebar-active: #ffffff;--sidebar-hover: rgba(0, 0, 0, .03)}[data-theme=dark]{--bg-color: #051421;--text-main: #e2e8f0;--text-muted: #94a3b8;--header-bg: rgba(5, 20, 33, .85);--card-bg: #0b1f32;--card-border: rgba(0, 198, 217, .15);--box-shadow: 0 8px 30px rgba(0, 0, 0, .2);--input-bg: rgba(255, 255, 255, .03);--input-border: rgba(0, 198, 217, .3);--input-focus: #00c6d9;--toggle-bg: #00c6d9;--toggle-icon: #051421;--sidebar-active: #0b1f32;--sidebar-hover: rgba(255, 255, 255, .03)}*{margin:0;padding:0;box-sizing:border-box;font-family:Montserrat,sans-serif;transition:background-color .3s ease,color .3s ease,border-color .3s ease,box-shadow .3s ease}body{background-color:var(--bg-color);color:var(--text-main);overflow-x:hidden;position:relative;min-height:100vh}.bg-pattern{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;opacity:.15;pointer-events:none;background-image:url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M50 0 L100 50 L50 100 L0 50 Z" fill="none" stroke="%2300c6d9" stroke-width="0.5"/></svg>');background-size:100px 100px}[data-theme=dark] .bg-pattern{opacity:.05}header{display:flex;justify-content:space-between;align-items:center;padding:20px 6%;background:var(--header-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:sticky;top:0;z-index:1000;border-bottom:1px solid 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input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #00c6d926}.global-search i{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:18px}.hero-banner{background:var(--banner-bg);border-radius:20px;margin:20px 6%;padding:40px 60px;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden;box-shadow:var(--box-shadow)}.hero-banner:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(0,198,217,.1) 0%,transparent 60%)}.banner-content h1{color:var(--banner-text);font-size:32px;font-weight:700;max-width:400px;line-height:1.4;z-index:2;position:relative}.banner-illustration{z-index:2;position:relative}.banner-illustration i{font-size:120px;color:#ffffffe6;text-shadow:0 0 30px rgba(0,198,217,.5)}.banner-arrow{color:#ffffff80;font-size:24px;cursor:pointer;z-index:2;padding:10px}.banner-arrow:hover{color:#fff}.container{padding:40px 6%}.section-title{font-size:24px;font-weight:600;margin-bottom:24px;color:var(--text-main)}.book-row-heading{display:flex;justify-content:space-between;align-items:center}.view-all{color:var(--primary-color);text-decoration:none;font-size:14px;font-weight:500;cursor:pointer}.view-all:hover{text-decoration:underline}.horizontal-scroll{display:flex;gap:20px;overflow-x:auto;padding-bottom:20px;scrollbar-width:none}.horizontal-scroll::-webkit-scrollbar{display:none}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:24px}.book-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;padding:16px;display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:var(--box-shadow);text-decoration:none;color:var(--text-main);transition:transform .3s,box-shadow .3s,border-color .3s;cursor:pointer}.book-card:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 10px 25px #00c6d933}.book-cover{width:100%;height:240px;border-radius:10px;object-fit:cover;margin-bottom:16px;background:linear-gradient(135deg,#1e3a8a,#3b82f6);box-shadow:0 4px 10px #0000001a;position:relative}.book-card h3{font-size:15px;font-weight:600;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book-card p{font-size:13px;color:var(--text-muted);margin-bottom:10px}.hover-overlay{position:absolute;top:16px;left:16px;right:16px;height:240px;background:#0009;border-radius:10px;display:flex;flex-direction:column;justify-content:center;align-items:center;opacity:0;transition:opacity .3s;gap:15px}.book-card:hover .hover-overlay{opacity:1}[data-theme=light] .hover-overlay{display:none}.hover-overlay-icons{display:flex;gap:12px}.hover-overlay-icons div{background:#ffffff1a;padding:8px;border-radius:8px;color:#fff;text-align:center;font-size:12px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.hover-overlay-icons div 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