@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

:root {
  --ink: #101828;
  --muted: #667085;
  --line: #e4e7ec;
  --panel: #f2f4f7;
  --bg: #f6f7f9;
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --red: #b42318;
  --orange: #b54708;
  --green: #067647;
  --slate: #344054;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { background: var(--bg); font-family: 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); -webkit-font-smoothing: antialiased; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

.admin-shell { display: flex; min-height: 100vh; }

/* Icon rail */
.admin-rail { flex: none; width: 62px; background: var(--ink); display: flex; flex-direction: column; padding: 10px 0; gap: 2px; }
.admin-rail .brand { padding: 0 12px 12px; }
.admin-rail .brand img { width: 38px; height: 38px; display: block; border-radius: 5px; background: #fff; }
.admin-rail a.item {
  width: 100%; aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; cursor: pointer; color: rgba(255,255,255,.55); text-decoration: none;
}
.admin-rail a.item svg { width: 21px; height: 21px; }
.admin-rail a.item .lbl { font: 600 10px/1 'IBM Plex Sans', system-ui, sans-serif; letter-spacing: .01em; }
.admin-rail a.item.active { color: #fff; background: rgba(255,255,255,.08); }
.admin-rail .spacer { margin-top: auto; padding: 10px 0 0; display: flex; justify-content: center; }
.admin-rail .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--slate); }

/* Submenu panel */
.admin-submenu { flex: none; width: 196px; background: var(--panel); border-right: 1px solid var(--line); padding: 14px 0; display: flex; flex-direction: column; }
.admin-submenu .brand { padding: 0 14px 12px; }
.admin-submenu .brand .name { font: 600 12.5px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); }
.admin-submenu .brand .tag { font: 400 10px/1.4 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); }
.admin-submenu .group-label { font: 600 9.5px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); letter-spacing: .1em; padding: 12px 14px 8px; }
.admin-submenu .group-label:first-of-type { padding-top: 2px; }
.admin-submenu a.nav-item {
  display: flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 6px; margin: 0 8px 2px;
  cursor: pointer; font: 500 12.5px/1.3 'IBM Plex Sans', system-ui, sans-serif; color: var(--slate); text-decoration: none;
}
.admin-submenu a.nav-item:hover { background: #e9ebef; color: var(--slate); }
.admin-submenu a.nav-item.active { background: #fff; color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(16,24,40,.06); }
.admin-submenu .nav-badge { margin-left: auto; background: var(--blue); color: #fff; font: 600 9.5px/1 'IBM Plex Sans', system-ui, sans-serif; padding: 3px 6px; border-radius: 9px; }
.admin-submenu .nav-badge.red { background: var(--red); }
.admin-submenu .nav-badge.orange { background: var(--orange); }
.admin-submenu .nav-badge.slate { background: var(--slate); }
.admin-submenu .who { margin-top: auto; padding: 12px 14px 0; border-top: 1px solid var(--line); }
.admin-submenu .who .name { font: 500 11.5px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); }
.admin-submenu .who .role { font: 400 9.5px/1.4 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); }

/* Content area */
.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; background: var(--bg); }
.admin-topbar { background: #fff; border-bottom: 1px solid var(--line); padding: 12px 22px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.admin-topbar .title { font: 600 16px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); }
.admin-topbar .subtitle { font: 400 11px/1.4 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); margin-top: 3px; }
.admin-topbar .actions { margin-left: auto; display: flex; gap: 8px; }
.admin-content { padding: 20px 22px 40px; flex: 1; }

/* Buttons */
.btn-admin {
  border: 1px solid #d0d5dd; background: #fff; border-radius: 6px; padding: 8px 14px;
  font: 500 12px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--slate); display: inline-flex; align-items: center; gap: 6px;
}
.btn-admin:hover { background: #f9fafb; color: var(--slate); }
.btn-admin.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-admin.primary:hover { background: var(--blue-dark); color: #fff; }
.btn-admin.danger { background: #fff; border-color: #fda29b; color: var(--red); }

/* KPI row */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.kpi-card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; }
.kpi-card .lbl { font: 500 11px/1.3 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); }
.kpi-card .val { font: 700 22px/1.3 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); margin-top: 4px; }
.kpi-card .val.green { color: var(--green); }
.kpi-card .val.red { color: var(--red); }
.kpi-card .val.orange { color: var(--orange); }

/* Panels & tables */
.admin-panel { background: #fff; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 16px; }
.admin-panel .head { padding: 14px 16px; border-bottom: 1px solid var(--line); font: 600 13px/1 'IBM Plex Sans', system-ui, sans-serif; display: flex; align-items: center; justify-content: space-between; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  text-align: left; font: 600 10px/1 'IBM Plex Sans', system-ui, sans-serif; letter-spacing: .04em; color: var(--muted);
  padding: 10px 16px; border-bottom: 1px solid var(--line); text-transform: uppercase; white-space: nowrap;
}
.admin-table td { padding: 11px 16px; border-bottom: 1px solid var(--line); font: 400 12.5px/1.4 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: #fafbfc; }

.pill { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 12px; font: 600 10.5px/1.6 'IBM Plex Sans', system-ui, sans-serif; }
.pill.gray { background: #f2f4f7; color: var(--slate); }
.pill.blue { background: #eff4ff; color: var(--blue-dark); }
.pill.green { background: #ecfdf3; color: var(--green); }
.pill.red { background: #fef3f2; color: var(--red); }
.pill.orange { background: #fff6ed; color: var(--orange); }

.admin-form label { display: block; font: 500 11.5px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--slate); margin-bottom: 6px; }
.admin-form input, .admin-form select, .admin-form textarea {
  width: 100%; border: 1px solid #d0d5dd; border-radius: 6px; padding: 8px 11px; font: 400 12.5px/1.4 'IBM Plex Sans', system-ui, sans-serif; color: var(--ink);
}
.admin-form .field { margin-bottom: 14px; }
.admin-form .field-row { display: flex; gap: 14px; }
.admin-form .field-row .field { flex: 1; }
.admin-form .error { color: var(--red); font: 400 11px/1.5 'IBM Plex Sans', system-ui, sans-serif; margin-top: 4px; }

.admin-empty { padding: 40px 16px; text-align: center; color: var(--muted); font: 400 12.5px/1.6 'IBM Plex Sans', system-ui, sans-serif; }
.admin-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.admin-tabs a { padding: 10px 4px; margin-right: 20px; font: 500 12.5px/1 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); border-bottom: 2px solid transparent; }
.admin-tabs a.active { color: var(--ink); border-bottom-color: var(--blue); }
.admin-flash { background: #ecfdf3; border: 1px solid #abefc6; color: var(--green); padding: 10px 14px; border-radius: 6px; font: 500 12px/1.5 'IBM Plex Sans', system-ui, sans-serif; margin-bottom: 16px; }

/* Login page */
.admin-login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--ink); }
.admin-login-card { background: #fff; border-radius: 10px; padding: 32px; width: 360px; }
.admin-login-card img { width: 44px; height: 44px; border-radius: 8px; margin-bottom: 16px; }
.admin-login-card h1 { font: 700 18px/1.3 'IBM Plex Sans', system-ui, sans-serif; margin: 0 0 4px; color: var(--ink); }
.admin-login-card p.sub { font: 400 12px/1.5 'IBM Plex Sans', system-ui, sans-serif; color: var(--muted); margin: 0 0 22px; }
.admin-login-card button[type="submit"] { width: 100%; margin-top: 6px; justify-content: center; padding: 10px; }