.post-toc-root{position:fixed;left:var(--toc-offset-left);top:24vh;z-index:990}.post-toc-panel{width:max(10rem,min(15rem,var(--toc-width)));max-height:58vh;overflow:hidden;border:1px solid var(--button-border-color);border-radius:.9rem;background:color-mix(in srgb,var(--bg-color) 92%,transparent);box-shadow:0 8px 24px var(--shadow-color);backdrop-filter:blur(8px)}.post-toc-panel__head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.7rem .8rem;border-bottom:1px solid var(--button-border-color)}.post-toc-panel__title{margin:0;color:var(--text-color);font-size:.95rem;font-weight:700}.post-toc-panel__close{display:none;width:1.8rem;height:1.8rem;border:1px solid var(--button-border-color);border-radius:999px;background:transparent;color:var(--text-color);cursor:pointer}.post-toc-list{margin:0;padding:.55rem;list-style:none;max-height:calc(58vh - 3rem);overflow-y:auto}.post-toc-item a{display:block;color:color-mix(in srgb,var(--text-color) 84%,transparent);font-size:.84rem;line-height:1.5;text-decoration:none;border-radius:.45rem;padding:.32rem .5rem;transition:color .2s ease,background .2s ease,transform .2s ease}.post-toc-item--sub a{padding-left:1.2rem;font-size:.8rem}.post-toc-item a:hover{background:var(--button-hover-color);color:var(--text-color);transform:translate(2px)}.post-toc-item a.is-active{color:var(--link-color);background:var(--button-hover-color);font-weight:700}.post-toc-fab,.post-toc-backdrop{display:none}@media (max-width: 1400px){.post-toc-root{display:none}}@media (max-width: 1023px){.post-toc-root{left:auto;right:1rem;top:auto;bottom:16vh;z-index:1200;display:block}.post-toc-fab{display:inline-flex;align-items:center;justify-content:center;min-width:3.4rem;height:2.25rem;border-radius:999px;border:1px solid var(--button-border-color);background:color-mix(in srgb,var(--bg-color) 94%,transparent);color:var(--text-color);box-shadow:0 6px 18px var(--shadow-color);backdrop-filter:blur(10px);cursor:pointer;font-size:.82rem;font-weight:600}.post-toc-backdrop{position:fixed;inset:0;background:#0000003d;opacity:0;pointer-events:none;transition:opacity .22s ease;z-index:1190}.post-toc-backdrop.is-open{display:block;opacity:1;pointer-events:auto}.post-toc-panel{position:fixed;right:.8rem;left:.8rem;bottom:calc(16vh + 2.8rem);width:auto;max-height:44vh;transform:translateY(12px);opacity:0;pointer-events:none;transition:transform .22s ease,opacity .22s ease;z-index:1200}.post-toc-panel.is-open{transform:translateY(0);opacity:1;pointer-events:auto}.post-toc-panel__close{display:inline-flex;align-items:center;justify-content:center}html.post-toc-mobile-open,html.post-toc-mobile-open body{overflow:hidden}}.post-category-nav-root{position:fixed;right:calc(50vw + var(--page-width) / 2 + 3rem);top:24vh;z-index:990}.post-category-nav-panel{width:max(11rem,min(16rem,var(--toc-width)));max-height:58vh;border:1px solid var(--button-border-color);border-radius:.9rem;background:color-mix(in srgb,var(--bg-color) 92%,transparent);box-shadow:0 8px 24px var(--shadow-color);backdrop-filter:blur(8px);overflow:hidden}.post-category-nav-panel__head{display:grid;gap:.4rem;padding:.75rem .85rem .2rem}.post-category-nav-panel__title{margin:0;color:var(--text-color);font-size:.95rem;font-weight:700}.post-category-nav-panel__all{color:color-mix(in srgb,var(--link-color) 84%,transparent);font-size:.76rem;text-decoration:none}.post-category-nav-panel__all:hover{text-decoration:underline}.post-category-nav-panel__category{margin:0;color:color-mix(in srgb,var(--text-color) 70%,transparent);font-size:.8rem;padding:0 .85rem .6rem;border-bottom:1px solid var(--button-border-color)}.post-category-nav-list{margin:0;padding:.55rem;list-style:none;max-height:calc(58vh - 5.2rem);overflow-y:auto}.post-category-nav-item a{display:block;color:color-mix(in srgb,var(--text-color) 84%,transparent);font-size:.84rem;line-height:1.5;text-decoration:none;border-radius:.45rem;padding:.34rem .52rem;transition:color .2s ease,background .2s ease,transform .2s ease}.post-category-nav-item a:hover{background:var(--button-hover-color);color:var(--text-color);transform:translate(-2px)}@media (max-width: 1400px){.post-category-nav-root{display:none}}#post-reading-shell{transition:max-width .25s ease,padding .25s ease}html.post-reading-fullscreen #post-reading-shell,#post-reading-shell.is-reading-fullscreen{width:min(1120px,96vw);max-width:none;padding-top:1.2rem}html.post-reading-fullscreen #main-header,html.post-reading-fullscreen .post-back-floating,html.post-reading-fullscreen #post-toc-root,html.post-reading-fullscreen .post-category-nav-root{display:none!important}html.post-reading-fullscreen main{padding-top:0!important}.post-back-floating{position:fixed;left:var(--toc-offset-left);top:16vh;z-index:991}.post-back-floating__button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;border:1px solid var(--button-border-color);background:color-mix(in srgb,var(--bg-color) 92%,transparent);color:var(--text-color);padding:.55rem 1rem;font-size:.82rem;line-height:1.2;font-weight:600;cursor:pointer;box-shadow:0 8px 24px var(--shadow-color);backdrop-filter:blur(8px);transition:background .2s ease,transform .2s ease}.post-back-floating__button:hover{background:var(--button-hover-color);transform:translate(-2px)}@media (max-width: 1400px){.post-back-floating{left:auto;right:1rem;top:auto;bottom:22vh;z-index:1200}}@media (max-width: 1023px){.post-back-floating{right:1rem;bottom:22vh}.post-back-floating__button{min-width:3.4rem;height:2.25rem;padding:0 .75rem;font-size:.78rem}}