.topnav{position:fixed;top:0;left:0;right:0;height:62px;background:var(--bg-surface);border-bottom:1px solid var(--border);padding:0 28px;gap:8px;z-index:100}.nav-logo,.topnav{display:flex;align-items:center}.nav-logo{gap:10px;margin-right:24px;text-decoration:none}.nav-logo-mark{width:32px;height:32px}.nav-logo-text{font-size:1.0625rem;font-weight:800;color:var(--fg-1);letter-spacing:-.02em}.nav-link{display:flex;align-items:center;gap:6px;padding:6px 12px;border:none;background:none;font-size:.875rem;font-weight:500;color:var(--fg-2);border-radius:var(--r-md);cursor:pointer;transition:all .12s;position:relative}.nav-link:hover{color:var(--fg-1);background:var(--bg-elevated)}.nav-link.active{color:var(--fg-1);font-weight:600}.nav-link.active:after{content:"";position:absolute;bottom:-16px;left:12px;right:12px;height:2px;background:var(--fg-1);border-radius:2px}.nav-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}.nav-spacer{flex:1}.nav-divider{width:1px;height:18px;background:var(--border);margin:0 6px;flex-shrink:0}.nav-link-ext{color:var(--fg-3);font-weight:500}.nav-link-ext:hover{color:var(--fg-1);background:var(--bg-elevated)}.nav-link-ext .ext-icon{opacity:.55;margin-left:2px;transition:opacity .12s,transform .12s}.nav-link-ext:hover .ext-icon{opacity:1;transform:translate(1px,-1px)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--r-md);font-size:.875rem;font-weight:600;border:none;cursor:pointer;transition:all .12s;text-decoration:none}.btn-ghost{background:none;border:1px solid var(--border);color:var(--fg-2)}.btn-ghost:hover{border-color:var(--border-strong);color:var(--fg-1)}.btn-dark{background:var(--fg-1);color:#fff}.btn-dark:hover{background:#2a2a3a}.btn-purple{background:var(--purple);color:#fff}.btn-purple:hover{background:var(--purple-dark)}.btn-lime{background:var(--lime);color:#1a1a1a;font-weight:700}.btn-lime:hover{background:var(--lime-dark)}.btn-red{background:var(--red-bg);color:var(--red);border:1px solid #fca5a5}.btn-red:hover{background:#fecaca}.user-chip{gap:8px;padding:5px 12px 5px 6px;border:1px solid var(--border);border-radius:999px;cursor:pointer;font-size:.8125rem;font-weight:600}.user-avatar,.user-chip{display:flex;align-items:center}.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--purple);color:#fff;font-size:.75rem;font-weight:800;justify-content:center}.panel{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--shadow-1)}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;border-bottom:1px solid var(--border)}.panel-title{font-size:.9375rem;font-weight:700;color:var(--fg-1)}.panel-link{font-size:.8125rem;color:var(--purple);font-weight:600;cursor:pointer;text-decoration:none}