:root{--sidebar-bg:#fff;--sidebar-header-bg:#29292e;--sidebar-accent:#fff;--sidebar-accent-hover:#d4920a;--sidebar-text-primary:#111;--sidebar-text-secondary:#555;--sidebar-text-muted:#888;--sidebar-text-on-dark:#fff;--sidebar-divider:#e8e8e8;--sidebar-hover-bg:#f5f5f5;--sidebar-active-bg:#fff7e6;--sidebar-active-border:#f0a500;--sidebar-section-label:#767676;--sidebar-logout-color:#c0392b;--sidebar-logout-hover:#fdf0ee;--sidebar-login-color:#0071ce;--sidebar-login-hover:#e8f3ff;--sidebar-width:min(80vw,380px);--sidebar-radius:0px 16px 16px 0px;--sidebar-shadow:0 8px 40px #00000038;--sidebar-font:"Segoe UI",system-ui,-apple-system,sans-serif;--sidebar-transition:.32s cubic-bezier(.4,0,.2,1)}.sidebar-backdrop{z-index:200;transition:opacity var(--sidebar-transition);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000008c;position:fixed;inset:0}.sidebar-backdrop.is-open{opacity:1;pointer-events:auto}.sidebar-backdrop.is-closed{opacity:0;pointer-events:none}.sidebar-panel{height:100%;width:var(--sidebar-width);background:var(--sidebar-bg);border-radius:var(--sidebar-radius);box-shadow:var(--sidebar-shadow);z-index:201;transition:transform var(--sidebar-transition);font-family:var(--sidebar-font);scrollbar-width:thin;scrollbar-color:#ddd transparent;flex-direction:column;display:flex;position:fixed;top:0;left:0;overflow:hidden auto;transform:translate(-100%)}.sidebar-panel.is-open{transform:translate(0)}.sidebar-header{background:var(--sidebar-header-bg);flex-shrink:0;padding:18px 16px 20px;position:relative}.sidebar-header-top{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.sidebar-logo-link{align-items:center;gap:10px;text-decoration:none;display:flex}.sidebar-logo-img{object-fit:contain;background:var(--sidebar-accent);border-radius:8px;width:32px;height:32px;padding:2px}.sidebar-logo-name{color:var(--sidebar-text-on-dark);letter-spacing:-.3px;font-size:1.25rem;font-weight:700}.sidebar-close-btn{cursor:pointer;width:36px;height:36px;color:var(--sidebar-text-on-dark);background:#ffffff1f;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:background .2s;display:flex}.sidebar-close-btn:hover{background:#ffffff38}.sidebar-close-btn svg{width:20px;height:20px}.sidebar-user-greeting{color:var(--sidebar-text-on-dark)}.sidebar-greeting-label{opacity:.7;text-transform:uppercase;letter-spacing:.6px;color:var(--sidebar-text-on-dark);margin-bottom:2px;font-size:.9rem}.sidebar-greeting-name{color:var(--sidebar-accent);white-space:nowrap;text-overflow:ellipsis;max-width:calc(var(--sidebar-width) - 80px);font-size:1.85rem;font-weight:700;line-height:1.2;overflow:hidden}.sidebar-signin-prompt{color:#ffffffbf;margin-bottom:10px;font-size:.9rem}.sidebar-signin-btn{background:var(--sidebar-accent);color:#111;cursor:pointer;font-size:.9rem;font-weight:700;font-family:var(--sidebar-font);letter-spacing:.2px;border:none;border-radius:24px;align-items:center;gap:6px;padding:9px 20px;transition:background .2s,transform .15s;display:inline-flex}.sidebar-signin-btn:hover{background:var(--sidebar-accent-hover);transform:translateY(-1px)}.sidebar-signin-btn:active{transform:translateY(0)}.sidebar-divider{background:var(--sidebar-divider);flex-shrink:0;height:1px;margin:0}.sidebar-section-label{text-transform:uppercase;letter-spacing:1px;color:var(--sidebar-section-label);padding:14px 16px 6px;font-size:.68rem;font-weight:700}.sidebar-nav{padding:6px 0}.sidebar-nav-btn{cursor:pointer;width:100%;height:52px;font-family:var(--sidebar-font);text-align:left;background:0 0;border:none;border-left:3px solid #0000;justify-content:space-between;align-items:center;padding:0 16px;transition:background .15s;display:flex}.sidebar-nav-btn:hover{background:var(--sidebar-hover-bg)}.sidebar-nav-btn:active{background:var(--sidebar-active-bg);border-left-color:var(--sidebar-active-border)}.sidebar-nav-btn-inner{align-items:center;gap:14px;display:flex}.sidebar-nav-icon{width:22px;height:22px;color:var(--sidebar-text-secondary);flex-shrink:0}.sidebar-nav-label{color:var(--sidebar-text-primary);font-size:.95rem;font-weight:500;line-height:1}.sidebar-nav-chevron{width:16px;height:16px;color:var(--sidebar-text-muted);flex-shrink:0}.sidebar-departments{padding:4px 0 8px}.sidebar-dept-details{border-bottom:1px solid #f0f0f0}.sidebar-dept-summary{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:13px 16px;list-style:none;transition:background .15s;display:flex}.sidebar-dept-summary::-webkit-details-marker{display:none}.sidebar-dept-summary:hover{background:var(--sidebar-hover-bg)}.sidebar-dept-title{color:var(--sidebar-text-primary);font-size:.95rem;font-weight:600}.sidebar-dept-chevron{width:16px;height:16px;color:var(--sidebar-text-muted);flex-shrink:0;transition:transform .22s}.sidebar-dept-details[open] .sidebar-dept-chevron{transform:rotate(90deg)}.sidebar-dept-children{background:#fafafa;padding:4px 0 8px 16px}.sidebar-dept-child-btn{text-align:left;width:100%;color:var(--sidebar-text-secondary);cursor:pointer;font-size:.88rem;font-weight:400;font-family:var(--sidebar-font);background:0 0;border:none;border-left:2px solid #0000;padding:9px 16px;transition:color .15s,background .15s,border-color .15s;display:block}.sidebar-dept-child-btn:hover{color:var(--sidebar-text-primary);background:var(--sidebar-hover-bg);border-left-color:var(--sidebar-accent)}.sidebar-utility{padding:6px 0}.sidebar-utility-btn{cursor:pointer;width:100%;height:50px;font-family:var(--sidebar-font);background:0 0;border:none;align-items:center;gap:14px;padding:0 16px;transition:background .15s;display:flex}.sidebar-utility-btn:hover{background:var(--sidebar-hover-bg)}.sidebar-utility-icon{width:20px;height:20px;color:var(--sidebar-text-secondary);flex-shrink:0}.sidebar-utility-label{color:var(--sidebar-text-primary);font-size:.9rem;font-weight:500}.sidebar-footer{border-top:1px solid var(--sidebar-divider);margin-top:auto;padding:8px 0 16px}.sidebar-logout-btn,.sidebar-login-btn{cursor:pointer;width:100%;height:52px;font-family:var(--sidebar-font);background:0 0;border:none;align-items:center;gap:14px;padding:0 16px;transition:background .15s;display:flex}.sidebar-logout-btn{color:var(--sidebar-logout-color)}.sidebar-logout-btn:hover{background:var(--sidebar-logout-hover)}.sidebar-login-btn{color:var(--sidebar-login-color)}.sidebar-login-btn:hover{background:var(--sidebar-login-hover)}.sidebar-auth-icon{flex-shrink:0;width:20px;height:20px}.sidebar-auth-label{font-size:.95rem;font-weight:600}.sidebar-panel::-webkit-scrollbar{width:4px}.sidebar-panel::-webkit-scrollbar-track{background:0 0}.sidebar-panel::-webkit-scrollbar-thumb{background:#ddd;border-radius:4px}@media (prefers-reduced-motion:reduce){.sidebar-panel,.sidebar-backdrop,.sidebar-dept-chevron{transition:none}}