html,body{font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,Hiragino Sans,Yu Gothic,Meiryo,sans-serif;font-weight:500}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.irregular-card-1{background:linear-gradient(135deg,#fff 0%,#f8fafc 100%);border:1px solid #667eea1a;border-radius:30px 8px 40px 15px;position:relative;overflow:visible}.irregular-card-1:before{content:"";opacity:.1;z-index:-1;background:linear-gradient(45deg,#667eea,#764ba2);border-radius:50% 20% 60% 30%;width:60px;height:60px;position:absolute;top:-5px;right:-5px}.irregular-card-2{background:linear-gradient(135deg,#fff 0%,#f0fff4 100%);border:1px solid #48bb781a;border-radius:15px 35px 10px 45px;position:relative;overflow:visible}.irregular-card-2:before{content:"";opacity:.1;z-index:-1;background:linear-gradient(135deg,#48bb78,#38a169);border-radius:60% 40% 50% 70%;width:70px;height:50px;position:absolute;bottom:-8px;left:-8px}.irregular-card-3{background:linear-gradient(135deg,#fff 0%,#faf5ff 100%);border:1px solid #9f7aea1a;border-radius:25px 12px 30px 50px;position:relative;overflow:visible}.irregular-card-3:before{content:"";opacity:.1;z-index:-1;background:linear-gradient(60deg,#9f7aea,#805ad5);border-radius:70% 30% 40% 60%;width:80px;height:40px;position:absolute;top:-10px;left:50%;transform:translate(-50%)}.irregular-card-1:hover{border-radius:35px 12px 45px 20px;transition:all .3s}.irregular-card-2:hover{border-radius:20px 40px 15px 50px;transition:all .3s}.irregular-card-3:hover{border-radius:30px 8px 35px 55px;transition:all .3s}