:root{--accent: #2d9a8f;--bg-primary: #f6f7f8;--bg-surface: #ffffff;--text-primary: #1c2424;--text-secondary: #4d5b5b;--border: #e2e6e6;--sidebar: 240px;font-family:Segoe UI,sans-serif;color:var(--text-primary);background:var(--bg-primary)}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar);background:var(--bg-surface);border-right:1px solid var(--border);padding:1rem;display:flex;flex-direction:column;gap:.25rem}.brand{font-weight:700;letter-spacing:.04em;margin-bottom:1rem}.group-label{margin:1rem 0 .25rem;font-size:.75rem;color:var(--text-secondary);text-transform:uppercase}.sidebar a{padding:.4rem .5rem;border-radius:6px}.sidebar a.active{background:#2d9a8f1f}.main{flex:1;padding:1.5rem 2rem}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;padding:1rem}.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}.auth-pitch{background:#143330;color:#fff;padding:3rem}.auth-form{padding:3rem;display:flex;flex-direction:column;gap:.75rem;max-width:420px}label{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem}input,textarea{border:1px solid var(--border);border-radius:8px;padding:.6rem .75rem;font:inherit}.command{border:1px solid var(--border);background:var(--bg-surface);border-radius:999px;padding:.45rem .9rem;min-width:240px;text-align:left;cursor:pointer}.error{color:#9b2c2c}@media (max-width: 768px){.auth{grid-template-columns:1fr}.app-shell{flex-direction:column}.sidebar{width:100%}}