:root{--primary-color:#00d2ff;--primary-gradient:linear-gradient(135deg, #3a7bd5 0%, #3a6073 100%);--primary-btn:linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);--secondary-color:#ff9a9e;--secondary-gradient:linear-gradient(135deg, #ff9a9e 0%, #fecfef 99%, #fecfef 100%);--accent-color:#ff6a88;--success-color:#00b09b;--success-gradient:linear-gradient(135deg, #00b09b 0%, #96c93d 100%);--bg-color:#f6f8fd;--card-bg:#ffffffd9;--text-main:#2c3e50;--text-muted:#7f8c8d;--border-radius:30px;--shadow:0 20px 40px #0000001a;--glass-border:1px solid #fff6;--font-family:"Zen Maru Gothic", "Hiragino Sans", "Meiryo", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-main);background-image:radial-gradient(circle at 15%,#00d2ff26 0%,#0000 50%),radial-gradient(circle at 85% 30%,#ff9a9e26 0%,#0000 50%),radial-gradient(circle at 50% 80%,#00b09b1a 0%,#0000 50%);background-attachment:fixed;line-height:1.6;overflow-x:hidden}#root{flex-direction:column;min-height:100vh;display:flex}.container{flex:1;width:100%;max-width:960px;margin:0 auto;padding:2rem}.btn{cursor:pointer;letter-spacing:1px;border:none;border-radius:50px;justify-content:center;align-items:center;padding:1.2rem 2.5rem;font-size:1.2rem;font-weight:700;transition:all .3s cubic-bezier(.175,.885,.32,1.275);display:inline-flex;box-shadow:0 8px 20px #00000026}.btn:active{transform:scale(.95)}.btn-primary{background:var(--primary-btn);color:#fff}.btn-primary:hover{transform:translateY(-5px);box-shadow:0 15px 30px #00d2ff66}.btn-secondary{background:var(--secondary-gradient);color:#fff;text-shadow:1px 1px 2px #0000001a}.btn-secondary:hover{transform:translateY(-5px);box-shadow:0 15px 30px #ff9a9e66}.btn-success{background:var(--success-gradient);color:#fff;text-shadow:1px 1px 2px #0000001a}.btn-success:hover{transform:translateY(-5px);box-shadow:0 15px 30px #00b09b66}.card{background:var(--card-bg);-webkit-backdrop-filter:blur(16px);border-radius:var(--border-radius);box-shadow:var(--shadow);border:var(--glass-border);padding:3rem}h1,h2{color:var(--text-main);text-shadow:2px 2px 4px #0000000d}h3{color:var(--text-main);text-shadow:2px 2px 4px #0000000d;text-align:center;font-size:1.8rem;font-weight:700}.japan-map-svg{filter:drop-shadow(0 15px 25px #00000026);width:100%;height:auto}.prefecture{cursor:pointer;stroke:#fff;stroke-width:.5px;stroke-linejoin:round;transition:fill .3s,filter .3s,stroke-width .3s}.prefecture:hover{stroke-width:1.5px;filter:drop-shadow(0 0 8px #00d2ff99);fill:var(--primary-color)!important}.prefecture.active{fill:var(--accent-color)!important}@keyframes pop-in{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.quiz-enter{animation:.5s cubic-bezier(.175,.885,.32,1.275) pop-in}@media (width<=768px){.container{padding:1rem}.btn{padding:1rem 1.5rem;font-size:1.1rem}.card{padding:1.5rem}}