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.preset-heading{width:100%;padding:0;border:0;background:transparent;display:flex;align-items:center;justify-content:space-between;cursor:pointer;color:var(--text)}.preset-heading .micro-label{margin:0}.preset-heading i{width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg) translate(-2px,-2px);transition:transform .35s var(--ease)}.preset-heading[aria-expanded=true] i{transform:rotate(225deg) translate(-1px,-1px)}.preset-collapse{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}.preset-collapse>.preset-switcher{overflow:hidden;margin-top:0;opacity:0;transform:translateY(-8px);transition:opacity .35s var(--ease),transform .35s var(--ease),margin .35s}.preset-panel.is-open .preset-collapse{grid-template-rows:1fr}.preset-panel.is-open .preset-collapse>.preset-switcher{margin-top:22px;opacity:1;transform:none}.social-links{display:flex;gap:5px}.social-links a{width:32px;height:32px;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;background:var(--surface-2);font:700 .72rem/1 "Manrope",sans-serif;transition:color .25s,border-color .25s,transform .3s var(--ease)}.social-links a:hover{color:var(--gold);border-color:var(--gold);transform:translateY(-2px)}.install-menu{position:relative}.install-menu>summary{height:42px;padding:0 14px;border:1px solid var(--gold-soft);border-radius:13px;background:color-mix(in srgb,var(--gold) 10%,var(--surface-2));display:flex;align-items:center;color:var(--gold);cursor:pointer;font-weight:700;font-size:.78rem;list-style:none}.install-menu>summary::-webkit-details-marker{display:none}.install-menu>div{position:absolute;right:0;top:50px;width:190px;padding:8px;border:1px solid var(--line);border-radius:15px;background:var(--surface);box-shadow:var(--shadow);z-index:30}.install-menu>div a{display:block;padding:11px;border-radius:10px;font-size:.82rem}.install-menu>div a:hover{background:var(--surface-2);color:var(--gold)}@media(min-width:901px){.topbar{top:0}.reading-progress{top:82px}.page-toc{top:84px}}@media(max-width:1350px){.social-links a:not(:nth-child(3)){display:none}}@media(max-width:900px){.social-links a{display:none!important}.social-links a:nth-child(3){display:grid!important}.install-menu>summary{width:40px;padding:0;justify-content:center;font-size:0}.install-menu>summary:after{content:"↓";font-size:1rem}.top-actions{gap:6px}}@media(max-width:600px){.social-links{display:none}.install-menu{display:none}}