/* === Navigation === */

.site-nav-overlay{position:fixed;inset:0;z-index:9999;display:none;opacity:0;transition:opacity .2s ease}
.site-nav-overlay.open{display:block;opacity:1}
.site-nav-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(2px)}
.site-nav-panel{position:absolute;top:0;right:0;width:min(320px,85vw);height:100%;background:#fff;box-shadow:-4px 0 20px rgba(0,0,0,.15);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .25s ease}
.site-nav-overlay.open .site-nav-panel{transform:translateX(0)}
.site-nav-header{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #e5e7eb}
.site-nav-body{flex:1;overflow-y:auto;padding:8px 0}
.site-nav-link{display:block;padding:12px 16px;color:#1f2937;text-decoration:none;font-size:15px;transition:background .15s}
.site-nav-link:hover{background:#f3f4f6}
.site-nav-accordion{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 16px;background:none;border:none;color:#1f2937;font-size:15px;font-weight:600;cursor:pointer;transition:background .15s}
.site-nav-accordion:hover{background:#f3f4f6}
.site-nav-chevron{transition:transform .2s ease;flex-shrink:0}
.site-nav-accordion[aria-expanded="true"] .site-nav-chevron{transform:rotate(180deg)}
.site-nav-acc-content{max-height:0;overflow:hidden;transition:max-height .25s ease;background:#f9fafb}
.site-nav-acc-content .site-nav-link{padding-left:32px;font-size:14px;color:#4b5563}
.site-nav-sep{border-top:1px solid #e5e7eb;margin:8px 0}


/* === Focus Visible === */
:focus-visible{outline:2px solid #2563eb;outline-offset:2px;border-radius:2px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.skip-link:focus{top:0!important}

/* === Breadcrumb === */
.breadcrumb-nav{padding:8px 16px;font-size:13px;color:#6b7280;background:#f9fafb;border-bottom:1px solid #e5e7eb}.breadcrumb-nav a{color:#4b5563;text-decoration:none}.breadcrumb-nav a:hover{text-decoration:underline}.breadcrumb-nav .sep{margin:0 6px;opacity:.5}