:root {
  --surface: #12161C;
  --panel: #1B212B;
  --panel-2: #232B37;
  --text: #E8ECF1;
  --text-dim: #8B96A5;
  --accent: #F2B705;
  --success: #3DD68C;
  --danger: #FF6B6B;
  --border: #2A3340;
  --radius: 10px;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: var(--sans);
}

a { color: var(--accent); }

/* ---------- Auth (login) ---------- */
.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  width: 340px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.auth-card__brand { font-weight: 700; font-size: 20px; margin-bottom: 4px; }
.auth-card__brand span { color: var(--accent); font-weight: 500; }
.auth-card__hint { color: var(--text-dim); font-size: 12px; margin: 0 0 18px; line-height: 1.5; }

.field-label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 10px 0 6px;
}
.field-label span { text-transform: none; letter-spacing: 0; color: var(--text-dim); }

.field-input, .field-select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px;
  font-family: var(--sans);
  font-size: 14px;
  width: 100%;
}

.field-error { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 16px; }

.btn {
  border: none;
  border-radius: 8px;
  padding: 11px 16px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  font-family: var(--sans);
}
.btn--primary { background: var(--accent); color: #2A1E00; margin-top: 18px; }
.btn--success { background: var(--success); color: #06281A; }
.btn--danger { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
.btn--ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn--full { width: 100%; }
.btn--sm { padding: 6px 10px; font-size: 12px; }

/* ---------- App shell (admin / staff pages) ---------- */
.app-shell { max-width: 1100px; margin: 0 auto; padding: 24px; }

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}
.app-header__brand { font-weight: 700; font-size: 19px; }
.app-header__brand span { color: var(--accent); font-weight: 500; }
.app-header__meta { color: var(--text-dim); font-family: var(--mono); font-size: 13px; text-align: right; }
.app-header__meta a { margin-left: 12px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
}
.panel__title { font-weight: 700; margin-bottom: 14px; font-size: 15px; }

.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
}
.data-table td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.data-table tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}
.badge--active { background: rgba(61,214,140,0.15); color: var(--success); }
.badge--suspended, .badge--disabled { background: rgba(255,107,107,0.15); color: var(--danger); }
.badge--trial { background: rgba(242,183,5,0.15); color: var(--accent); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 16px;
}
.form-grid--full { grid-column: 1 / -1; }

.toast {
  font-size: 13px;
  margin-top: 10px;
  min-height: 16px;
}
.toast--ok { color: var(--success); }
.toast--err { color: var(--danger); }