:root{--bg:#f4f5f7;--surface:#fff;--border:#e5e7eb;--text:#111827;--text-muted:#6b7280;--text-faint:#9ca3af;--sidebar-bg:#111827;--sidebar-text:#d1d5db;--sidebar-text-active:#fff;--sidebar-active-bg:#1f2937;--brand:#4f46e5;--brand-hover:#4338ca;--danger:#dc2626;--danger-bg:#fee2e2;--danger-text:#991b1b;--success:#16a34a;--success-bg:#dcfce7;--success-text:#166534;--warning-bg:#fef9c3;--warning-text:#92400e;--info-bg:#eff6ff;--info-text:#1e3a8a;--neutral-bg:#f3f4f6;--neutral-text:#374151;--radius:10px;--radius-lg:14px;--shadow-sm:0 1px 2px #0f172a0f;--shadow-md:0 4px 16px #0f172a14}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}button{font-family:inherit}a{color:inherit}input,select,button{font-size:14px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:999px}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);width:240px;color:var(--sidebar-text);flex-direction:column;flex-shrink:0;padding:20px 14px;display:flex}.sidebar-brand{color:#fff;padding:8px 10px 22px;font-size:16px;font-weight:800}.sidebar-nav{flex-direction:column;gap:4px;display:flex}.sidebar-link{color:var(--sidebar-text);border-radius:8px;align-items:center;gap:10px;padding:10px 12px;font-size:14px;font-weight:600;text-decoration:none;display:flex}.sidebar-link:hover{background:var(--sidebar-active-bg);color:#fff}.sidebar-link.active{background:var(--brand);color:#fff}.sidebar-footer{border-top:1px solid #ffffff1a;margin-top:auto;padding-top:16px}.sidebar-user{color:var(--sidebar-text);word-break:break-word;padding:0 10px 10px;font-size:13px}.sidebar-signout{width:100%;color:var(--sidebar-text);cursor:pointer;background:0 0;border:1px solid #ffffff26;border-radius:8px;padding:9px 12px;font-weight:600}.sidebar-signout:hover{color:#fff;border-color:#ffffff4d}.main-content{flex:1;min-width:0;padding:28px 32px 60px}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:22px;display:flex}.page-title{margin:0;font-size:22px;font-weight:800}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:24px;display:grid}.stat-tile{padding:18px 20px}.stat-label{color:var(--text-muted);font-size:13px;font-weight:600}.stat-value{margin-top:6px;font-size:26px;font-weight:800}.stat-hint{color:var(--text-faint);margin-top:4px;font-size:12.5px}.chart-card{margin-bottom:24px;padding:20px 22px 16px}.chart-title{margin-bottom:14px;font-size:15px;font-weight:700}.bar-chart{align-items:flex-end;gap:3px;height:120px;display:flex}.bar-chart-col{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;height:100%;display:flex}.bar-chart-bar{background:var(--brand);border-radius:3px 3px 0 0;width:100%;max-width:14px;min-height:2px}.table-toolbar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;display:flex}.input,.select{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:8px;padding:9px 12px}.input{flex:1;min-width:240px}.btn{cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:9px 14px;font-weight:700}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-hover)}.btn-secondary{background:var(--neutral-bg);color:var(--text)}.btn-secondary:hover{background:#e5e7eb}.btn-danger{background:var(--danger-bg);color:var(--danger-text)}.btn-danger:hover{background:#fecaca}.btn:disabled{opacity:.55;cursor:default}.btn-sm{border-radius:7px;padding:6px 10px;font-size:12.5px}.table-wrap{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13.5px}thead th{text-align:left;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 16px;font-size:12px}tbody td{border-bottom:1px solid var(--border);vertical-align:middle;padding:12px 16px}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#fafafa}.cell-name{font-weight:700}.cell-muted{color:var(--text-muted);font-size:12.5px}.row-actions{flex-wrap:wrap;gap:6px;display:flex}.badge{white-space:nowrap;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:700;display:inline-block}.badge-admin{background:var(--neutral-bg);color:var(--neutral-text)}.badge-trial{background:var(--info-bg);color:var(--info-text)}.badge-paying{background:var(--success-bg);color:var(--success-text)}.badge-cancelling{background:var(--warning-bg);color:var(--warning-text)}.badge-blocked{background:var(--danger-bg);color:var(--danger-text)}.pagination{color:var(--text-muted);justify-content:space-between;align-items:center;margin-top:14px;font-size:13px;display:flex}.pagination-controls{gap:6px;display:flex}.state-message{text-align:center;color:var(--text-muted);padding:40px 20px}.login-shell{background:var(--sidebar-bg);justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex}.login-card{background:var(--surface);border-radius:var(--radius-lg);width:100%;max-width:380px;box-shadow:var(--shadow-md);padding:32px 28px}.login-title{margin:0 0 4px;font-size:20px;font-weight:800}.login-subtitle{color:var(--text-muted);margin:0 0 22px;font-size:13.5px}.form-field{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.form-label{color:var(--text);font-size:13px;font-weight:700}.form-error{background:var(--danger-bg);color:var(--danger-text);border-radius:8px;margin-bottom:14px;padding:10px 12px;font-size:13px}.modal-backdrop{z-index:50;background:#0f172a73;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal-card{background:var(--surface);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow-md);padding:24px}.modal-title{margin:0 0 6px;font-size:17px;font-weight:800}.modal-text{color:var(--text-muted);margin:0 0 18px;font-size:13.5px}.modal-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}