*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;color:#1a1a1a;background-color:#f8fafc}.app-container{max-width:1000px;margin:0 auto;padding:24px 20px 48px;min-height:100vh}.topbar{display:flex;align-items:center;gap:24px;background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;padding:16px 24px;margin-bottom:32px;flex-wrap:wrap}.topbar-brand h1{font-size:1.25rem;color:#0f172a;line-height:1.2}.topbar-subtitle{font-size:.8rem;color:#64748b}.topbar-nav{display:flex;gap:16px;flex:1}.topbar-nav a{display:inline-flex;align-items:center;gap:6px;color:#2563eb;text-decoration:none;font-weight:500;font-size:.95rem}.topbar-nav a:hover{text-decoration:underline}.topbar-user{display:flex;align-items:center;gap:10px;font-size:.875rem;color:#475569}.page-header{margin-bottom:20px}.page-header h2{font-size:1.4rem;color:#0f172a;margin-bottom:4px}.page-header p{color:#64748b;font-size:.95rem}.page-loading{text-align:center;color:#64748b;padding:80px 0}.muted{color:#64748b}.card-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}.card{background:#fff;padding:20px 24px;border-radius:12px;box-shadow:0 1px 3px #0000001a;display:flex;flex-direction:column;gap:12px}.card-title-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.card-title-row h3{font-size:1.05rem;color:#1e293b}.billing-route{display:flex;align-items:center;gap:8px;color:#475569;flex-wrap:wrap}.billing-route code{background:#f1f5f9;border:1px solid #e2e8f0;border-radius:6px;padding:3px 8px;font-size:.8rem}.card-emails{display:flex;align-items:center;gap:6px;color:#64748b;font-size:.85rem;word-break:break-word}.card-actions{display:flex;gap:10px;margin-top:4px}.badge{background:#eff6ff;color:#2563eb;border-radius:999px;padding:3px 10px;font-size:.75rem;font-weight:600;white-space:nowrap}.badge-admin{background:#ecfdf5;color:#059669}.form-section{background:#fff;padding:24px;border-radius:12px;box-shadow:0 1px 3px #0000001a;margin-bottom:32px}.form-section h2{font-size:1.25rem;color:#1e293b;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid #e2e8f0}.grid-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.input-group{display:flex;flex-direction:column;gap:8px}.input-group-wide{grid-column:1 / -1}.input-group label{font-size:.875rem;font-weight:500;color:#475569}.input-group input{padding:10px 12px;border:1px solid #cbd5e1;border-radius:6px;font-size:.95rem;transition:border-color .2s,box-shadow .2s}.input-group input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-actions{display:flex;gap:12px;margin-top:20px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;transition:transform .1s,opacity .2s;border:none}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-primary{background-color:#2563eb;color:#fff}.btn-primary:hover:not(:disabled){background-color:#1d4ed8}.btn-secondary{background:#f1f5f9;color:#334155;border:1px solid #e2e8f0}.btn-danger{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}.alert{border-radius:8px;padding:12px 16px;font-size:.9rem;margin-bottom:20px}.alert-error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.alert-warn{background:#fffbeb;color:#92400e;border:1px solid #fde68a}.alert-success{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}.empty-state{background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;padding:48px 24px;text-align:center;color:#64748b}.empty-state h3{color:#1e293b;margin:12px 0 8px}.empty-state p{max-width:480px;margin:0 auto}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;padding:48px 40px;max-width:440px;width:100%;text-align:center}.login-card h1{font-size:2rem;color:#0f172a;margin-bottom:8px}.login-subtitle{color:#64748b;margin-bottom:28px}.btn-login{width:100%;justify-content:center;margin-bottom:20px}.login-hint{font-size:.8rem;color:#94a3b8;line-height:1.5}