:root{--color-bg:#f8f9fb;--color-surface:#fff;--color-border:#e2e5ea;--color-text:#1a1d23;--color-text-muted:#6b7280;--color-primary:#2563eb;--color-primary-text:#fff;--color-danger:#dc2626;--color-success:#16a34a;--color-warning:#d97706;--radius:8px;--shadow-sm:0 1px 2px rgba(0,0,0,.06);--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);font-size:15px;line-height:1.5}h1,h2,h3{margin:0 0 .5em;font-weight:600}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem}.auth-form{width:100%;max-width:340px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow-sm)}.auth-subtitle{color:var(--color-text-muted);margin:0 0 1.25rem}.auth-form label{display:block;font-size:.85rem;font-weight:500;margin-bottom:1rem}.auth-form input{display:block;width:100%;margin-top:.35rem;padding:.55rem .65rem;border:1px solid var(--color-border);border-radius:var(--radius);font-size:.95rem}.auth-form button{width:100%}.form-error{background:#fef2f2;color:var(--color-danger);border:1px solid #fecaca;border-radius:var(--radius);padding:.6rem .75rem;font-size:.85rem;margin:0 0 1rem}.app-shell{min-height:100vh;display:flex}.app-nav{width:200px;flex-shrink:0;background:var(--color-surface);border-right:1px solid var(--color-border);padding:1.25rem 1rem;display:flex;flex-direction:column;gap:.25rem}.app-nav-brand{font-weight:700;margin-bottom:.1rem}.app-nav-tenant{color:var(--color-text-muted);font-size:.8rem;margin-bottom:1.25rem}.app-nav a{color:var(--color-text);padding:.45rem .6rem;border-radius:var(--radius)}.app-nav a:hover{background:var(--color-bg);text-decoration:none}.app-content{flex:1 1;padding:2rem 2.5rem;max-width:960px}.button,button{font-family:inherit;font-size:.9rem;font-weight:500;padding:.5rem 1rem;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;background:var(--color-primary);color:var(--color-primary-text)}button:hover{opacity:.9}.button-secondary{background:transparent;color:var(--color-text);border-color:var(--color-border)}.button-danger{background:var(--color-danger)}.link-button{background:none;border:none;color:var(--color-text-muted);padding:.45rem .6rem;text-align:left;font-weight:400}.link-button:hover{color:var(--color-text);background:var(--color-bg)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:1rem;gap:1rem;margin-bottom:2rem}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1rem 1.1rem;box-shadow:var(--shadow-sm)}.stat-card .stat-value{font-size:1.6rem;font-weight:700;line-height:1.2}.stat-card .stat-label{color:var(--color-text-muted);font-size:.8rem;margin-top:.2rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem 1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}.card dl{display:grid;grid-template-columns:200px 1fr;grid-row-gap:.6rem;row-gap:.6rem;margin:0}.card dt{color:var(--color-text-muted);font-size:.85rem}.card dd{margin:0}table{width:100%;border-collapse:collapse;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}td,th{text-align:left;padding:.65rem .9rem;border-bottom:1px solid var(--color-border);font-size:.9rem}th{color:var(--color-text-muted);font-weight:500;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;background:var(--color-bg)}tr:last-child td{border-bottom:none}.empty-state{color:var(--color-text-muted);padding:1.5rem;text-align:center;border:1px dashed var(--color-border);border-radius:var(--radius)}.badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.75rem;font-weight:500}.badge-success{background:#dcfce7;color:var(--color-success)}.badge-warning{background:#fef3c7;color:var(--color-warning)}.badge-danger{background:#fee2e2;color:var(--color-danger)}.badge-neutral{background:var(--color-bg);color:var(--color-text-muted)}.tabs{display:flex;gap:.25rem;margin-bottom:1.25rem;border-bottom:1px solid var(--color-border)}.tabs a{padding:.55rem .9rem;color:var(--color-text-muted);border-bottom:2px solid transparent}.tabs a.active{color:var(--color-text);border-bottom-color:var(--color-primary);font-weight:500}.actions-row{display:flex;gap:.5rem}.button-small{padding:.3rem .65rem;font-size:.8rem}.empty-state-inline{color:var(--color-text-muted)}.app-nav a.active{background:var(--color-bg);color:var(--color-primary);font-weight:500}.loading-state{color:var(--color-text-muted);padding:2rem 0}