@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');:root{--primary-color:#38b6ff;--secondary-color:#0099e6;--accent-color:#ff6b6b;--success-color:#4ecdc4;--text-dark:#2c3e50;--text-light:#7f8c8d;--bg-light:#f8f9fa;--white:#ffffff;--shadow:0 4px 20px rgba(0,0,0,0.08);--shadow-hover:0 8px 30px rgba(0,0,0,0.12);--border-radius:12px;--transition:all 0.3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Poppins',sans-serif;color:var(--text-dark);background:var(--bg-light);line-height:1.6}.puzzle-index-container{padding-top:80px;min-height:100vh}.puzzle-hero{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:var(--white);padding:30px;text-align:center;position:relative;overflow:hidden}.puzzle-hero::before{content:'';position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:rgba(255,255,255,0.1);border-radius:50%}.puzzle-hero::after{content:'';position:absolute;bottom:-30%;left:-5%;width:400px;height:400px;background:rgba(255,255,255,0.08);border-radius:50%}.hero-content{position:relative;z-index:1}.hero-title{font-size:3rem;font-weight:700;margin-bottom:1rem;animation:fadeInUp 0.6s ease}.hero-subtitle{font-size:1.25rem;font-weight:400;max-width:700px;margin:0 auto;opacity:0.95;animation:fadeInUp 0.6s ease 0.2s backwards}.puzzle-cards-section{padding:80px 0}.puzzle-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px;max-width:1200px;margin:0 auto}.puzzle-card{background:var(--white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column}.puzzle-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}.puzzle-card-image{position:relative;width:100%;height:220px;overflow:hidden}.puzzle-card-image img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.puzzle-card:hover .puzzle-card-image img{transform:scale(1.1)}.puzzle-card-overlay{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0.3}.puzzle-card-content{padding:30px;flex:1;display:flex;flex-direction:column}.puzzle-icon{width:60px;height:60px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}.puzzle-title{font-size:1.5rem;font-weight:600;margin-bottom:12px;color:var(--text-dark)}.puzzle-description{color:var(--text-light);margin-bottom:25px;flex:1;line-height:1.7}.puzzle-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;border-radius:8px;color:var(--white);text-decoration:none;font-weight:600;transition:var(--transition);box-shadow:0 4px 15px rgba(0,0,0,0.15)}.puzzle-btn:hover{transform:translateX(5px);box-shadow:0 6px 20px rgba(0,0,0,0.2);color:var(--white)}.puzzle-why-section{background:var(--white);padding:80px 0}.section-title{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:50px;color:var(--text-dark)}.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;max-width:1200px;margin:0 auto}.why-item{text-align:center;padding:30px;background:var(--bg-light);border-radius:var(--border-radius);transition:var(--transition)}.why-item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.why-icon{width:80px;height:80px;margin:0 auto 20px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:2rem}.why-item h4{font-size:1.25rem;margin-bottom:12px;color:var(--text-dark)}.why-item p{color:var(--text-light);line-height:1.7}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.puzzle-index-container{padding-top:60px}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}.puzzle-hero{padding:40px 0}.puzzle-cards-section,.puzzle-why-section{padding:50px 0}.section-title{font-size:2rem}.puzzle-grid,.why-grid{grid-template-columns:1fr;gap:20px}.puzzle-card-content{padding:20px}}@media (max-width:480px){.hero-title{font-size:1.75rem}.puzzle-btn{width:100%}}