.yukicat-spoiler{border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.1);margin:20px 0;overflow:hidden;position:relative;transition:box-shadow .3s ease}.yukicat-spoiler:hover{box-shadow:0 4px 12px rgba(0,0,0,.15)}.yukicat-spoiler .yukicat-spoiler-header{align-items:center;display:flex;gap:12px;overflow:hidden;padding:15px 20px;position:relative}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-icon{animation:icon-pulse 2s ease-in-out infinite;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1));flex-shrink:0;font-size:24px;z-index:2}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-title{flex:1;font-size:16px;font-weight:600;z-index:2}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-toggle{background:rgba(0,0,0,.7);border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;font-weight:500;padding:8px 16px;transition:all .2s ease;white-space:nowrap;z-index:2}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-toggle:hover{background:rgba(0,0,0,.8);box-shadow:0 2px 8px rgba(0,0,0,.2);transform:translateY(-2px)}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-toggle:active{box-shadow:0 1px 4px rgba(0,0,0,.2);transform:translateY(0)}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-toggle:focus{outline:2px solid rgba(0,0,0,.3);outline-offset:2px}.yukicat-spoiler .yukicat-spoiler-content{max-height:0;opacity:0;overflow:hidden;transition:max-height .3s ease,opacity .3s ease}.yukicat-spoiler .yukicat-spoiler-content.is-expanded{max-height:5000px;opacity:1}.yukicat-spoiler .yukicat-spoiler-content .yukicat-spoiler-content-inner{background:hsla(0,0%,100%,.95);border-top:2px solid rgba(0,0,0,.1);padding:20px}.yukicat-spoiler .yukicat-spoiler-content .yukicat-spoiler-content-inner>*{margin-bottom:.5em;margin-top:.5em}.yukicat-spoiler .yukicat-spoiler-content .yukicat-spoiler-content-inner>:first-child{margin-top:0}.yukicat-spoiler .yukicat-spoiler-content .yukicat-spoiler-content-inner>:last-child{margin-bottom:0}.yukicat-spoiler.yukicat-spoiler-theme-warning .yukicat-spoiler-header{background:linear-gradient(135deg,#fff3cd,#ffeaa7);color:#856404}.yukicat-spoiler.yukicat-spoiler-theme-warning .yukicat-spoiler-header:before{animation:stripe-move 20s linear infinite;background:repeating-linear-gradient(45deg,transparent,transparent 10px,hsla(0,0%,100%,.1) 0,hsla(0,0%,100%,.1) 20px);content:"";height:100%;left:-100%;position:absolute;top:0;width:200%;z-index:1}.yukicat-spoiler.yukicat-spoiler-theme-danger .yukicat-spoiler-header{background:linear-gradient(135deg,#f8d7da,#ff7675);color:#721c24}.yukicat-spoiler.yukicat-spoiler-theme-danger .yukicat-spoiler-header:before{animation:stripe-move 20s linear infinite;background:repeating-linear-gradient(45deg,transparent,transparent 10px,hsla(0,0%,100%,.1) 0,hsla(0,0%,100%,.1) 20px);content:"";height:100%;left:-100%;position:absolute;top:0;width:200%;z-index:1}.yukicat-spoiler.yukicat-spoiler-theme-snow .yukicat-spoiler-header{background:linear-gradient(135deg,#e3f2fd,#90caf9);color:#0d47a1}.yukicat-spoiler.yukicat-spoiler-theme-snow .yukicat-spoiler-header:after{animation:snowfall 8s linear infinite;content:"❄";font-size:30px;left:10%;opacity:.2;position:absolute;top:-10px;z-index:1}.yukicat-spoiler.yukicat-spoiler-theme-snow .yukicat-spoiler-header:before{animation:snowfall 10s linear 2s infinite;content:"❅";font-size:25px;left:40%;opacity:.2;position:absolute;top:-10px;z-index:1}.yukicat-spoiler.yukicat-spoiler-theme-paw .yukicat-spoiler-header{background:linear-gradient(135deg,#ffe0b2,#ffb74d);color:#e65100}.yukicat-spoiler.yukicat-spoiler-theme-paw .yukicat-spoiler-header:after{animation:paw-appear 4s ease-in-out infinite;content:"🐾";font-size:40px;opacity:0;position:absolute;right:30%;top:10px;transform:rotate(-15deg);z-index:1}.yukicat-spoiler.yukicat-spoiler-theme-paw .yukicat-spoiler-header:before{animation:paw-appear 4s ease-in-out 2s infinite;bottom:10px;content:"🐾";font-size:35px;left:25%;opacity:0;position:absolute;transform:rotate(25deg);z-index:1}@keyframes icon-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes stripe-move{0%{transform:translateX(0)}to{transform:translateX(50%)}}@keyframes snowfall{0%{opacity:0;transform:translateY(-10px) rotate(0deg)}10%{opacity:.2}90%{opacity:.2}to{opacity:0;transform:translateY(70px) rotate(1turn)}}@keyframes paw-appear{0%,to{opacity:0;transform:scale(.5) rotate(-15deg)}50%{opacity:.15;transform:scale(1) rotate(-15deg)}}@media screen and (max-width:768px){.yukicat-spoiler{margin:15px 0}.yukicat-spoiler .yukicat-spoiler-header{gap:10px;padding:12px 15px}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-icon{font-size:20px}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-title{font-size:14px}.yukicat-spoiler .yukicat-spoiler-header .yukicat-spoiler-toggle{font-size:13px;padding:6px 12px}.yukicat-spoiler .yukicat-spoiler-content-inner{padding:15px}}@media print{.yukicat-spoiler{border:1px solid #ddd;box-shadow:none}.yukicat-spoiler .yukicat-spoiler-toggle{display:none}.yukicat-spoiler .yukicat-spoiler-content{max-height:none!important;opacity:1!important;overflow:visible!important}.yukicat-spoiler .yukicat-spoiler-header:after,.yukicat-spoiler .yukicat-spoiler-header:before{display:none}.yukicat-spoiler .yukicat-spoiler-icon{animation:none}}@media(prefers-color-scheme:dark){.yukicat-spoiler .yukicat-spoiler-content-inner{background:rgba(30,30,30,.95);color:#e0e0e0}.yukicat-spoiler .yukicat-spoiler-toggle{background:hsla(0,0%,100%,.9);color:#222}.yukicat-spoiler .yukicat-spoiler-toggle:hover{background:#fff}}[dir=rtl] .yukicat-spoiler-header .yukicat-spoiler-icon{order:3}[dir=rtl] .yukicat-spoiler-header .yukicat-spoiler-title{order:2}[dir=rtl] .yukicat-spoiler-header .yukicat-spoiler-toggle{order:1}