.button{position:relative;isolation:isolate;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;touch-action:manipulation}
.button-primary:hover{box-shadow:0 10px 30px #078ee755,0 0 0 1px #57caff80;transform:translateY(-3px)}
.button:active{transform:translateY(1px) scale(.97)}
.button:focus-visible,.checksum-link:focus-visible,.plugin-details summary:focus-visible{outline:3px solid #61dfff;outline-offset:5px}
.button-primary:before{content:"";position:absolute;inset:-50% auto -50% -65%;width:35%;transform:skewX(-22deg);background:linear-gradient(90deg,transparent,#ffffff36,transparent);pointer-events:none;transition:left .55s ease;z-index:-1}
.button-primary:hover:before{left:130%}
.button[data-download-state="sent"]{box-shadow:0 0 0 3px #5cdbff70,0 8px 24px #0288ca45;animation:download-confirm .45s ease}
[data-download-feedback]{position:relative}
.download-feedback-label{display:none;position:absolute;inset:0;align-items:center;justify-content:center;gap:8px;padding:8px;color:inherit;font:inherit;text-align:center}
.button[data-download-state="sent"]>:not(.download-feedback-label):not(.click-ripple){visibility:hidden}
.button[data-download-state="sent"]>.download-feedback-label{display:flex;visibility:visible}
.checksum-link[data-download-state="sent"]{color:#26a6d8;text-decoration-thickness:3px}
.click-ripple{position:absolute;left:var(--ripple-x,50%);top:var(--ripple-y,50%);width:18px;height:18px;border-radius:50%;background:#c1f4ff70;pointer-events:none;transform:translate(-50%,-50%) scale(0);animation:download-ripple .65s ease-out forwards;z-index:2}
.download-notice{position:fixed;z-index:10000;left:50%;bottom:max(22px,env(safe-area-inset-bottom));transform:translate(-50%,18px);width:min(520px,calc(100% - 28px));border:1px solid #65ceee;border-radius:16px;padding:17px 20px;background:#0b355a;color:#effaff;box-shadow:0 12px 40px #0005;font:600 14px/1.55 Arial,sans-serif;opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease}
.download-notice.is-visible{opacity:1;transform:translate(-50%,0)}
.plugin-details summary{transition:background .2s ease,color .2s ease}
.plugin-details summary:hover{background:#078fdd12}
.plugin-details summary>span:last-child{transition:transform .25s ease}
.geosite-details{scroll-margin-top:155px}
.geosite-details-content{padding:32px;background:linear-gradient(135deg,#e9f6fe,#f8fbfe);color:#153b60}
.geosite-details[open] .geosite-details-content{animation:details-enter .32s ease}
.geosite-details-intro h2{font-size:clamp(1.8rem,4vw,3rem);line-height:1.1;margin:0 0 16px;letter-spacing:-.035em}
.geosite-details-intro>p:not(.eyebrow){max-width:680px;line-height:1.7}
.geosite-details-intro .tag-row{margin:20px 0 28px}
.geosite-feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.geosite-detail-feature{position:relative;border:1px solid #a9d4ed;border-radius:18px;background:#fff;padding:24px;transition:transform .2s ease,border-color .2s ease}
.geosite-detail-feature:hover{transform:translateY(-3px);border-color:#158ed1}
.geosite-step{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:#0a76bf;color:white;font-weight:800;margin-bottom:14px}
.geosite-detail-feature h3{font-size:1.15rem;margin:0 0 10px;color:inherit}
.geosite-detail-feature p{font-size:.94rem;line-height:1.7;margin:0}
.geosite-details-footer{display:flex;align-items:center;gap:24px;margin-top:26px}
.geosite-details-footer .button{flex-shrink:0}
.geosite-details-footer p{font-size:.87rem;line-height:1.6;margin:0}
[data-theme="dark"] .geosite-details-content{background:linear-gradient(135deg,#102c49,#0b2037);color:#d5e9fc}
[data-theme="dark"] .geosite-detail-feature{background:#123353;border-color:#2d5c7c}
[data-theme="dark"] .geosite-details .tag-row span{background:#173d5c;border-color:#386481;color:#def4ff}
@keyframes download-ripple{to{transform:translate(-50%,-50%) scale(35);opacity:0}}
@keyframes download-confirm{0%,100%{transform:scale(1)}45%{transform:scale(.965)}75%{transform:scale(1.025)}}
@keyframes details-enter{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:650px){.geosite-details-content{padding:22px 16px}.geosite-feature-grid{grid-template-columns:minmax(0,1fr)}.geosite-details-footer{align-items:stretch;flex-direction:column;gap:16px}.geosite-details-footer .button{width:100%}.geosite-details{scroll-margin-top:220px}.download-notice{font-size:13px;padding:14px 16px}}
@media(prefers-reduced-motion:reduce){.button,.button:before,.plugin-details summary,.plugin-details summary>span:last-child,.geosite-detail-feature,.download-notice{transition:none!important}.button:hover,.button:active,.geosite-detail-feature:hover{transform:none}.click-ripple{display:none}.button[data-download-state="sent"],.geosite-details[open] .geosite-details-content{animation:none}}