:root{color-scheme:light;font-family:var(--font-body);color:var(--text-body);background:var(--theme-surface)}*{box-sizing:border-box}body{margin:0;line-height:1.6}a{color:inherit}.layout-main{width:min(var(--content-max-width),calc(100% - 32px));margin:0 auto;padding-bottom:48px}.hero-block h1{margin:0 0 10px;font-family:var(--font-display);line-height:1.15}.hero-block p{margin:0;color:var(--text-muted);max-width:70ch}.about-block{margin-top:36px;padding:24px;border-radius:var(--radius-panel);background:var(--theme-card);border:1px solid var(--border-color)}.about-block a{color:var(--theme-primary)}.back-to-top{position:fixed;inset-inline-end:1.25rem;bottom:1.25rem;z-index:40;width:2.75rem;height:2.75rem;border:1px solid var(--border-color);border-radius:999px;background:var(--theme-card);color:var(--theme-primary);box-shadow:0 4px 16px #0f172a1f;cursor:pointer;font-size:1.25rem;line-height:1;display:grid;place-items:center}.back-to-top:hover{background:var(--theme-primary);color:var(--theme-on-primary)}.page-header{position:sticky;top:0;z-index:20;background:var(--theme-card);border-bottom:1px solid var(--border-color)}.page-header--ribbon,.page-header--terminal{background:var(--theme-primary);color:var(--theme-on-primary);border-bottom:none}.page-header--minimal{background:transparent;border-bottom:2px solid var(--theme-primary)}.page-header-inner,.page-footer-inner{width:min(var(--content-max-width),calc(100% - 32px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}.page-header--ribbon .brand-tagline,.page-header--terminal .brand-tagline,.page-header--ribbon .lang-toggle-btn,.page-header--terminal .lang-toggle-btn{color:color-mix(in srgb,var(--theme-on-primary) 80%,transparent)}.page-header--ribbon .lang-toggle-btn,.page-header--terminal .lang-toggle-btn{border-color:color-mix(in srgb,var(--theme-on-primary) 35%,transparent);background:color-mix(in srgb,var(--theme-on-primary) 10%,transparent)}.brand-title{margin:0;font-family:var(--font-display);font-size:1.05rem;font-weight:800}.brand-title a{text-decoration:none}.brand-tagline{margin:4px 0 0;font-size:.82rem;color:var(--text-muted)}.lang-toggle-btn{display:inline-flex;align-items:center;gap:6px;font:inherit;font-size:.88rem;padding:6px 12px;border-radius:var(--radius-card);border:1px solid var(--border-color);background:var(--theme-card);cursor:pointer}.lang-panel{position:absolute;top:calc(100% + 6px);inset-inline-end:0;z-index:50;min-width:220px;padding:8px;border:1px solid var(--border-color);border-radius:var(--radius-card);background:var(--theme-card);box-shadow:0 10px 32px #0f172a1f}.lang-panel[hidden]{display:none}.lang-panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 8px;max-height:16rem;overflow-y:auto}.lang-panel-grid a{text-decoration:none;font-size:.75rem;padding:5px 8px;border-radius:4px;color:var(--text-muted)}.lang-panel-grid a.active,.lang-panel-grid a:hover{color:var(--theme-primary);background:color-mix(in srgb,var(--theme-primary) 8%,transparent)}.lang-switcher{position:relative}.lang-footer-grid{display:flex;flex-wrap:wrap;gap:6px}.lang-footer-grid a{text-decoration:none;font-size:.78rem;padding:4px 10px;border-radius:999px;border:1px solid var(--border-color);color:var(--text-muted)}.page-footer{border-top:1px solid var(--border-color);padding:20px 0 36px;color:var(--text-muted);font-size:.88rem}.page-footer a{color:var(--theme-primary)}.nav-sections-heading{margin:0 0 18px;font-family:var(--font-display);font-size:1.35rem;scroll-margin-top:88px}.nav-category{margin:28px 0}.nav-category-title{margin:0 0 6px;font-family:var(--font-display);font-size:1.2rem}.nav-category-desc{margin:0 0 14px;color:var(--text-muted);font-size:.95rem}.nav-link-list{display:grid;gap:12px}.nav-sections--grid .nav-link-list{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.nav-sections--stack .nav-link-list,.nav-sections--rows .nav-link-list,.nav-sections--terminal .nav-link-list{grid-template-columns:1fr}.nav-link-item{display:block;text-decoration:none;padding:14px 16px;border-radius:var(--radius-card);background:var(--theme-card);border:1px solid var(--border-color);transition:border-color .15s,transform .15s}.nav-link-item:hover{border-color:var(--theme-primary)}.nav-link-title{display:block;font-weight:600;margin-bottom:4px}.nav-link-desc{display:block;font-size:.88rem;color:var(--text-muted)}.nav-sections--rows .nav-link-item{border-radius:0;border:none;border-bottom:1px solid var(--border-color);background:transparent;padding:16px 0}.nav-sections--mosaic .nav-link-list{grid-template-columns:repeat(4,1fr)}.nav-sections--mosaic .nav-link-item--wide{grid-column:span 2}.nav-sections--accordion .nav-category--accordion{border:1px solid var(--border-color);border-radius:var(--radius-card);padding:0 16px;margin-bottom:10px}.nav-sections--accordion summary{cursor:pointer;padding:14px 0;font-weight:700;list-style:none}.nav-sections--accordion ul{list-style:none;margin:0;padding:0 0 12px}.nav-sections--ribbon .nav-category-title{background:var(--theme-primary);color:var(--theme-on-primary);padding:10px 16px;border-radius:var(--radius-card) var(--radius-card) 0 0}.nav-sections--ribbon .nav-link-list{border:1px solid var(--border-color);border-top:none;border-radius:0 0 var(--radius-card) var(--radius-card);padding:12px}@media(max-width:720px){.page-header-inner{flex-direction:column;align-items:stretch}.nav-sections--mosaic .nav-link-list{grid-template-columns:1fr}.nav-sections--mosaic .nav-link-item--wide{grid-column:span 1}}