*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1a73e8;--primary-hover: #1557b0;--text-primary: #202124;--text-secondary: #5f6368;--bg-white: #ffffff;--shadow-sm: 0 1px 2px 0 rgba(60, 64, 67, .3), 0 1px 3px 1px rgba(60, 64, 67, .15);--shadow-md: 0 1px 3px 0 rgba(60, 64, 67, .3), 0 4px 8px 3px rgba(60, 64, 67, .15);--shadow-lg: 0 2px 6px 2px rgba(60, 64, 67, .15), 0 8px 24px 4px rgba(60, 64, 67, .15);--border-radius: 12px;--transition: all .3s cubic-bezier(.4, 0, .2, 1)}body{font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;min-height:100vh;overflow-x:hidden;color:var(--text-primary);line-height:1.6}.background-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;background-image:url(/assets/background-CjpvAt4j.jpg);background-size:cover;background-position:center;background-repeat:no-repeat}.overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#ffffff1a;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.content{position:relative;z-index:1;min-height:100vh;padding:40px 20px;display:flex;flex-direction:column;justify-content:center}.header{max-width:1600px;margin:0 auto 40px;animation:fadeInDown .8s ease-out}.logo-section{display:flex;align-items:center;gap:20px;padding:10px 0}.logo{width:100px;height:100px;object-fit:contain;filter:drop-shadow(0 4px 8px rgba(0,0,0,.2));animation:logoFloat 3s ease-in-out infinite}.title{font-size:48px;font-weight:700;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,.5);letter-spacing:2px}.links-container{max-width:1400px;margin:0 auto;width:100%}.links-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 28px;padding:24px 0 8px}.link-card{position:relative;display:flex;flex-direction:column;padding:24px 16px;background:#ffffffe6;border-radius:var(--border-radius);box-shadow:var(--shadow-sm);text-decoration:none;color:var(--text-primary);transition:var(--transition);overflow:hidden;cursor:pointer;animation:fadeInUp .6s ease-out backwards;min-height:220px}.link-card[data-index="1"]{animation-delay:.1s}.link-card[data-index="2"]{animation-delay:.2s}.link-card[data-index="3"]{animation-delay:.3s}.link-card[data-index="4"]{animation-delay:.4s}.link-card[data-index="5"]{animation-delay:.5s}.link-card[data-index="6"]{animation-delay:.6s}.link-card[data-index="7"]{animation-delay:.7s}.link-card[data-index="8"]{animation-delay:.8s}.link-card[data-index="9"]{animation-delay:.9s}.link-card[data-index="10"]{animation-delay:1s}.link-card[data-index="11"]{animation-delay:1.1s}.link-card[data-index="12"]{animation-delay:1.2s}.link-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,#1a73e8,#34a853,#fbbc04,#ea4335);transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.4,0,.2,1)}.link-card:hover:before{transform:scaleX(1)}.link-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);background:#fff}.link-card:active{transform:translateY(-4px)}.card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8f0fe,#f1f3f4);border-radius:10px;margin-bottom:16px;color:var(--primary-color);transition:var(--transition)}.card-icon svg{width:24px;height:24px}.link-card:hover .card-icon{background:linear-gradient(135deg,#1a73e8,#1557b0);color:#fff;transform:rotate(5deg) scale(1.1)}.card-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:8px;line-height:1.4;transition:var(--transition);height:44px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.link-card:hover .card-title{color:var(--primary-color)}.card-description{font-size:13px;color:var(--text-secondary);margin-bottom:12px;flex-grow:1;line-height:1.5}.card-arrow{display:flex;align-items:center;justify-content:flex-end;color:var(--primary-color);opacity:0;transform:translate(-10px);transition:var(--transition);margin-top:auto}.link-card:hover .card-arrow{opacity:1;transform:translate(0)}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes logoFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@media(max-width:1200px){.links-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.content{padding:30px 16px}.header{margin-bottom:40px}.logo-section{gap:16px}.logo{width:60px;height:60px}.title{font-size:28px}.links-grid{grid-template-columns:1fr;gap:20px}.link-card{padding:24px 20px}.card-title{font-size:18px}}@media(max-width:480px){.title{font-size:24px}.logo{width:50px;height:50px}.card-icon{width:48px;height:48px}.card-icon svg{width:28px;height:28px}}@media print{.background-container{display:none}.link-card{break-inside:avoid;box-shadow:none;border:1px solid #e0e0e0}}