:root{--primary-color:#4a90e2;--secondary-color:#f39c12;--background-color:#f5f6fa;--text-color:#2c3e50;--card-shadow:0 4px 6px rgba(0,0,0,.1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Poppins',sans-serif;line-height:1.6;background-color:#f8f9fa;background-image:radial-gradient(#e9ecef 1px,transparent 1px);background-size:20px 20px;color:var(--text-color)}header{background-color:#fff;box-shadow:0 2px 4px rgba(0,0,0,.1);position:fixed;width:100%;top:0;z-index:1000}nav{max-width:1200px;margin:0 auto;padding:1rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:600;color:var(--primary-color)}nav ul{display:flex;list-style:none;gap:2rem}nav a{text-decoration:none;color:var(--text-color);font-weight:500;transition:color .3s ease}nav a:hover{color:var(--primary-color)}main{margin:80px auto 0;padding:2rem;max-width:1200px}.hero{text-align:center;padding:3rem 0}.hero h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary-color)}.emoji-collection{padding:3rem 2rem;max-width:1200px;margin:0 auto;margin-top:60px}.emoji-collection h2{text-align:center;margin-bottom:3rem;color:#2c3e50;font-size:2.2rem;font-weight:600;position:relative}.emoji-collection h2:after{content:"";display:block;width:60px;height:4px;background:var(--primary-color);margin:1rem auto 0;border-radius:2px}.emoji-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1.5rem;padding:1rem}.emoji-card{background:#fff;border-radius:16px;padding:1.8rem 1rem;box-shadow:0 4px 6px rgba(0,0,0,0.06);text-align:center;transition:all 0.3s ease;text-decoration:none;color:#2c3e50;display:flex;flex-direction:column;align-items:center;cursor:pointer;border:1px solid rgba(0,0,0,0.04);position:relative;overflow:hidden}.emoji-card:hover{transform:translateY(-5px);box-shadow:0 8px 15px rgba(0,0,0,0.08);border-color:rgba(0,0,0,0.08)}.emoji-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(to right,var(--primary-color),#6eb6ff);opacity:0;transition:opacity 0.3s ease}.emoji-card:hover:before{opacity:1}.emoji-card .emoji{font-size:3.8rem;margin-bottom:1.2rem;line-height:1;transition:transform 0.2s ease}.emoji-card:hover .emoji{transform:scale(1.1)}.emoji-card .emoji-name{font-weight:600;margin-bottom:0.6rem;font-size:1.05rem;color:#2c3e50}.emoji-card .emoji-category{font-size:0.9rem;color:#666;opacity:0.9}.emoji-categories{padding:2rem;background-color:#f8f9fa;margin:2rem 0}.emoji-categories h2{text-align:center;color:#333;margin-bottom:2rem}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.category-column{background-color:#fff;padding:1.5rem;border-radius:10px;box-shadow:0 2px 5px rgba(0,0,0,0.1)}.category-column h3{color:#2c3e50;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:2px solid #e9ecef}.category-column ul{list-style:none;padding:0}.category-column li{margin-bottom:.5rem}.category-column a{color:var(--text-color);text-decoration:none;transition:color .2s ease}.category-column a:hover{color:var(--primary-color)}footer{background-color:#fff;padding:3rem 0 1rem;margin-top:4rem;box-shadow:0 -2px 4px rgba(0,0,0,.1)}.footer-content{max-width:1200px;margin:0 auto;padding:0 2rem}.footer-section{margin-bottom:2rem}.footer-section h3{color:var(--primary-color);margin-bottom:1rem}.footer-section ul{list-style:none}.footer-section li{margin-bottom:.5rem}.footer-section a{color:var(--text-color);text-decoration:none;transition:color .2s ease}.footer-section a:hover{color:var(--primary-color)}.copyright{text-align:center;padding-top:2rem;border-top:1px solid #eee;color:#666;font-size:.9rem}@media(max-width:768px){nav{flex-direction:column;text-align:center}nav ul{margin-top:1rem;flex-direction:column;gap:1rem}.category-grid{grid-template-columns:1fr}.emoji-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;padding:0.5rem}.emoji-card{padding:1.2rem 0.8rem}.emoji-card .emoji{font-size:3.2rem}.emoji-collection{padding:2rem 1rem;margin-top:50px}.emoji-collection h2{font-size:1.8rem;margin-bottom:2rem}}@media (max-width:768px){.emoji-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem;padding:0.5rem}.emoji-card{padding:1.4rem 0.8rem}.emoji-card .emoji{font-size:3.2rem;margin-bottom:1rem}.emoji-collection h2{font-size:1.8rem;margin-bottom:2rem}}