:root {
  --ff-bg: #0f1117;
  --ff-surface: #1a1d27;
  --ff-border: #2d3142;
  --ff-text: #e8eaf6;
  --ff-muted: #8f95b2;
  --ff-accent: #6c63ff;
  --ff-accent-hover: #857dff;
  --ff-success: #22c55e;
  --ff-warning: #f59e0b;
  --ff-danger: #ef4444;
  --ff-radius: 8px;
  --ff-font: 'Inter', system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--ff-bg); color: var(--ff-text); font-family: var(--ff-font); font-size: 14px; line-height: 1.6; min-height: 100vh; }
a { color: var(--ff-accent); text-decoration: none; }
a:hover { color: var(--ff-accent-hover); }
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--ff-surface); border-right: 1px solid var(--ff-border); padding: 20px 0; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar-logo { padding: 0 20px 20px; font-size: 16px; font-weight: 700; color: var(--ff-accent); border-bottom: 1px solid var(--ff-border); }
.sidebar-logo span { opacity: 0.6; font-weight: 400; font-size: 11px; display: block; }
.sidebar-nav { flex: 1; padding: 12px 0; }
.sidebar-nav a { display: flex; align-items: center; gap: 8px; padding: 8px 20px; color: var(--ff-muted); font-size: 13px; border-radius: 0; transition: all 0.15s; }
.sidebar-nav a:hover, .sidebar-nav a.active { background: rgba(108,99,255,0.12); color: var(--ff-text); }
.sidebar-nav .nav-section { padding: 16px 20px 4px; font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ff-muted); opacity: 0.6; }
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar { height: 56px; border-bottom: 1px solid var(--ff-border); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; background: var(--ff-surface); }
.topbar-title { font-size: 15px; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.badge { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge-trial { background: rgba(245,158,11,0.15); color: var(--ff-warning); }
.badge-premium { background: rgba(34,197,94,0.15); color: var(--ff-success); }
.badge-expired { background: rgba(239,68,68,0.15); color: var(--ff-danger); }
.content { flex: 1; padding: 24px; overflow-y: auto; }
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 22px; font-weight: 700; }
.page-header p { color: var(--ff-muted); margin-top: 4px; }
.card { background: var(--ff-surface); border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 20px; margin-bottom: 16px; }
.card-title { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ff-muted); margin-bottom: 12px; }
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.metric-card { background: var(--ff-surface); border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 16px; }
.metric-card .metric-value { font-size: 28px; font-weight: 700; line-height: 1; }
.metric-card .metric-label { font-size: 12px; color: var(--ff-muted); margin-top: 4px; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: var(--ff-radius); border: none; font-size: 13px; font-weight: 500; cursor: pointer; transition: all 0.15s; }
.btn-primary { background: var(--ff-accent); color: #fff; }
.btn-primary:hover { background: var(--ff-accent-hover); }
.btn-secondary { background: transparent; color: var(--ff-text); border: 1px solid var(--ff-border); }
.btn-secondary:hover { background: var(--ff-surface); border-color: var(--ff-accent); }
.btn-danger { background: transparent; color: var(--ff-danger); border: 1px solid var(--ff-danger); }
.btn-danger:hover { background: rgba(239,68,68,0.1); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; color: var(--ff-muted); margin-bottom: 6px; }
.form-group input, .form-group select { width: 100%; background: var(--ff-bg); border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 8px 12px; color: var(--ff-text); font-size: 13px; outline: none; transition: border-color 0.15s; }
.form-group input:focus, .form-group select:focus { border-color: var(--ff-accent); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; padding: 8px 12px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ff-muted); border-bottom: 1px solid var(--ff-border); }
.table td { padding: 10px 12px; border-bottom: 1px solid rgba(255,255,255,0.04); font-size: 13px; }
.table tr:last-child td { border-bottom: none; }
.status-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-right: 6px; }
.status-dot.ok { background: var(--ff-success); }
.status-dot.warn { background: var(--ff-warning); }
.status-dot.error { background: var(--ff-danger); }
.alert { padding: 12px 16px; border-radius: var(--ff-radius); margin-bottom: 16px; font-size: 13px; }
.alert-warning { background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.3); color: var(--ff-warning); }
.alert-success { background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.3); color: var(--ff-success); }
.alert-error { background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.3); color: var(--ff-danger); }
.empty-state { text-align: center; padding: 48px 24px; color: var(--ff-muted); }
.empty-state h3 { font-size: 16px; margin-bottom: 8px; color: var(--ff-text); }
.toggle { display: flex; align-items: center; gap: 8px; }
.toggle input[type=checkbox] { width: 36px; height: 20px; appearance: none; background: var(--ff-border); border-radius: 10px; cursor: pointer; position: relative; transition: background 0.2s; }
.toggle input[type=checkbox]:checked { background: var(--ff-accent); }
.toggle input[type=checkbox]::after { content: ''; position: absolute; width: 14px; height: 14px; background: #fff; border-radius: 50%; top: 3px; left: 3px; transition: left 0.2s; }
.toggle input[type=checkbox]:checked::after { left: 19px; }
.code-block { background: var(--ff-bg); border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 16px; font-family: monospace; font-size: 12px; color: var(--ff-accent); letter-spacing: 0.15em; font-size: 20px; font-weight: 700; text-align: center; }
.loading { color: var(--ff-muted); font-size: 13px; padding: 20px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8 { gap: 8px; }
.mt-16 { margin-top: 16px; }
.provider-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.provider-card { border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 16px; cursor: pointer; transition: all 0.15s; text-align: center; }
.provider-card:hover { border-color: var(--ff-accent); background: rgba(108,99,255,0.06); }
.provider-card .provider-icon { font-size: 28px; margin-bottom: 8px; }
.provider-card .provider-name { font-size: 13px; font-weight: 600; }
.provider-card .provider-desc { font-size: 11px; color: var(--ff-muted); margin-top: 4px; }
#toast-container { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 8px; z-index: 9999; }
.toast { background: var(--ff-surface); border: 1px solid var(--ff-border); border-radius: var(--ff-radius); padding: 12px 16px; font-size: 13px; max-width: 320px; animation: slideIn 0.2s ease; }
.toast.success { border-color: var(--ff-success); }
.toast.error { border-color: var(--ff-danger); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@media (max-width: 768px) { .sidebar { display: none; } .form-row { grid-template-columns: 1fr; } }