:root {
  --bg: #f4f6fa; --card: #fff; --text: #1a2233; --muted: #6b7a90; --border: #e3e8ef;
  --primary: #1f5eff; --primary-hover: #174ad1; --danger: #d93025; --success: #1e9e5a; --warn: #d97706;
  --sidebar: #0f1c3a; --sidebar-text: #c7d2e6; --radius: 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--primary); text-decoration: none; }
button, input, select { font: inherit; }

/* Layout */
.layout { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--sidebar); color: var(--sidebar-text); padding: 20px 14px; display: flex; flex-direction: column; }
.brand { color: #fff; font-weight: 700; font-size: 18px; padding: 6px 10px 22px; letter-spacing: .3px; }
.brand small { display: block; font-weight: 400; font-size: 11px; color: var(--sidebar-text); margin-top: 2px; }
.nav a { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border-radius: 8px; color: var(--sidebar-text); margin-bottom: 2px; }
.nav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav a.active { background: var(--primary); color: #fff; }
.nav a.disabled { opacity: .45; pointer-events: none; }
.nav .badge { margin-left: auto; font-size: 10px; background: rgba(255,255,255,.12); padding: 2px 6px; border-radius: 6px; }
.sidebar-footer { margin-top: auto; font-size: 12px; padding: 12px 10px; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-footer .who { color: #fff; font-weight: 600; }
.sidebar-footer .role { color: var(--sidebar-text); text-transform: uppercase; font-size: 10px; letter-spacing: .5px; }
.sidebar-footer button { margin-top: 8px; width: 100%; }
.main { padding: 26px 32px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.page-head h1 { margin: 0; font-size: 22px; }
.sub { color: var(--muted); font-size: 13px; }

/* Cards & grid */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.grid { display: grid; gap: 14px; }
.grid.kpi { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); margin-bottom: 18px; }
.kpi .card { padding: 14px 16px; }
.kpi .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.kpi .value { font-size: 28px; font-weight: 700; margin-top: 4px; }
.kpi .hint { color: var(--muted); font-size: 12px; margin-top: 2px; }

/* Table */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); font-weight: 600; }
tr:hover td { background: #fafbfd; }
.right { text-align: right; }
.actions { display: flex; gap: 6px; justify-content: flex-end; }
.empty { padding: 30px; text-align: center; color: var(--muted); }

/* Forms & buttons */
.btn { border: 1px solid var(--border); background: #fff; color: var(--text); padding: 7px 12px; border-radius: 8px; cursor: pointer; }
.btn:hover { background: #f4f6fa; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-hover); }
.btn.danger { color: var(--danger); border-color: #f3c3bf; }
.btn.danger:hover { background: #fdf1f0; }
.btn.sm { padding: 4px 9px; font-size: 12px; }
.btn:disabled { opacity: .6; cursor: default; }
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.field label { font-size: 12px; color: var(--muted); font-weight: 600; }
.field input, .field select { padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.field input:focus, .field select:focus { outline: 2px solid #c9d8ff; border-color: var(--primary); }
.field.inline { flex-direction: row; align-items: center; gap: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; }
.toolbar input { padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; min-width: 240px; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.pill.on { background: #e5f6ec; color: var(--success); }
.pill.off { background: #f1f3f6; color: var(--muted); }
.pill.mock { background: #fff3e0; color: var(--warn); border: 1px solid #f5d9a8; }
.banner { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 13px; line-height: 1.5; }
.banner.warn { background: #fff8ec; border: 1px solid #f3d9a4; color: #7a4b00; }
.banner .mono { background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 4px; }
.pill.role-admin { background: #ffe9e6; color: var(--danger); }
.pill.role-manager { background: #fff3e0; color: var(--warn); }
.pill.role-operator { background: #e7efff; color: var(--primary); }
.pill.role-viewer { background: #f1f3f6; color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; white-space: nowrap; }
th { white-space: nowrap; }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(15,28,58,.45); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { background: #fff; border-radius: 12px; width: min(560px, 94vw); padding: 22px 24px; max-height: 90vh; overflow: auto; }
.modal h2 { margin: 0 0 16px; font-size: 18px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.error { color: var(--danger); font-size: 13px; margin: 6px 0; }

/* Toast */
.toast { position: fixed; right: 20px; bottom: 20px; background: #1a2233; color: #fff; padding: 10px 14px; border-radius: 8px; opacity: 0; transform: translateY(8px); transition: .2s; z-index: 60; }
.toast.show { opacity: 1; transform: none; }
.toast.err { background: var(--danger); }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #0f1c3a, #1f5eff); }
.login { background: #fff; padding: 30px; border-radius: 14px; width: 360px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.login h1 { margin: 0 0 4px; font-size: 20px; }
.login .sub { margin-bottom: 20px; }
.login .btn { width: 100%; padding: 10px; }