:root{--bg:#0f172a;--surface:#1e293b;--surface-2:#273449;--border:#334155;--text:#e2e8f0;--muted:#94a3b8;--accent:#3b82f6;--accent-hover:#2563eb;--danger:#ef4444;--danger-hover:#dc2626;--error:#f87171;--success:#4ade80;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}h1,h2{margin-top:0}.muted{color:var(--muted)}.error{color:var(--error)}.notice{color:var(--success)}button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:.55rem 1rem;font-size:.95rem}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.danger{background:var(--danger)}button.danger:hover:not(:disabled){background:var(--danger-hover)}input{border:1px solid var(--border);background:var(--surface-2);width:100%;color:var(--text);border-radius:6px;padding:.55rem .7rem;font-size:.95rem}input:focus{outline:2px solid var(--accent);outline-offset:1px}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;margin-bottom:1.5rem;padding:1.25rem 1.5rem}.auth-screen{place-items:center;min-height:100vh;padding:1.5rem;display:grid}.auth-card{flex-direction:column;width:100%;max-width:360px;display:flex}.auth-card h1{margin-bottom:.25rem}.auth-card label{color:var(--muted);margin:.75rem 0 .35rem;font-size:.85rem}.auth-card button{margin-top:1.25rem}.app-shell{min-height:100vh}.app-header{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:.85rem 1.5rem;display:flex}.app-nav{align-items:center;gap:1.25rem;display:flex}.brand{font-weight:700}.app-nav a{color:var(--muted);text-decoration:none}.app-nav a.active{color:var(--text);font-weight:600}.app-user{align-items:center;gap:.75rem;display:flex}.app-user button{border:1px solid var(--border);background:0 0}.app-user button:hover{background:var(--surface-2)}.app-main{max-width:960px;margin:0 auto;padding:1.5rem}.loading{min-height:100vh;color:var(--muted);place-items:center;display:grid}.user-info dl{gap:.5rem;margin:0;display:grid}.user-info dl>div{border-bottom:1px solid var(--border);justify-content:space-between;padding-bottom:.5rem;display:flex}.user-info dt{color:var(--muted)}.user-info dd{margin:0;font-weight:600}.form-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));align-items:end;gap:.85rem;display:grid}.form-grid label{color:var(--muted);flex-direction:column;gap:.35rem;font-size:.85rem;display:flex}.form-actions{grid-column:1/-1}.inline-form{gap:.75rem;max-width:480px;display:flex}.table-header{justify-content:space-between;align-items:center;display:flex}.users-table{border-collapse:collapse;width:100%;margin-top:.5rem}.users-table th,.users-table td{text-align:left;border-bottom:1px solid var(--border);padding:.6rem .75rem}.users-table th{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem}