:root {
  --brand: #94002F;
  --brand-light: #FF0052;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1c1c24;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

h1 { font-size: 22px; margin: 0 0 18px; }

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

/* ---------- sidebar ---------- */
.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--brand) 0%, #5c001d 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.brand .drop { font-size: 26px; }
.brand .name { font-weight: 700; font-size: 17px; }
.brand .env {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: rgba(255,255,255,0.18);
  border-radius: 8px;
  padding: 1px 8px;
  display: inline-block;
  margin-top: 3px;
}

.sidebar nav { display: flex; flex-direction: column; padding: 14px 10px; gap: 4px; flex: 1; }

.sidebar nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 500;
}

.sidebar nav a:hover { background: rgba(255,255,255,0.12); }
.sidebar nav a.active { background: rgba(255,255,255,0.22); color: #fff; }

.sidebar-footer { padding: 14px 18px; border-top: 1px solid rgba(255,255,255,0.15); }
.sidebar-footer .who { font-size: 13px; opacity: 0.85; margin-bottom: 8px; }

/* ---------- content ---------- */
.content { flex: 1; padding: 28px 32px; max-width: 1300px; }
.content.full { padding: 0; max-width: none; }

/* ---------- stat cards ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.stat-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.stat-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.stat-value { font-size: 32px; font-weight: 700; color: var(--brand); }
.stat-label { font-weight: 600; margin-top: 4px; }
.stat-sub { color: var(--muted); font-size: 13px; margin-top: 2px; }

/* ---------- filters ---------- */
.filters { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.filters .grow { flex: 1; min-width: 220px; }

input, select {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  font-family: inherit;
}

input:focus, select:focus { outline: 2px solid rgba(148,0,47,0.25); border-color: var(--brand); }

/* ---------- buttons ---------- */
.btn {
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
}

.btn:hover:not(:disabled) { border-color: var(--brand); color: var(--brand); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover:not(:disabled) { background: #7a0027; color: #fff; }
.btn.danger { background: var(--brand-light); border-color: var(--brand-light); color: #fff; }
.btn.ghost { background: transparent; color: inherit; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.sidebar .btn.ghost { color: #fff; border-color: rgba(255,255,255,0.4); }

/* ---------- tables ---------- */
.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}

table { width: 100%; border-collapse: collapse; }

th {
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: #fafafa;
  white-space: nowrap;
}

td { padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fafafa; }
.row-inactive td { opacity: 0.55; }
.mono { font-family: Consolas, monospace; font-size: 13px; }
.small-text { font-size: 12px; }
.actions { white-space: nowrap; display: flex; gap: 6px; }
.actions-col { width: 1%; }
.empty { padding: 24px; text-align: center; }

/* ---------- badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  background: #eef0f2;
  color: var(--muted);
}

.badge-active { background: #e6f7ee; color: #0d7a45; }
.badge-paused { background: #fdeaea; color: #b3261e; }
.badge-blood { background: rgba(148,0,47,0.09); color: var(--brand); }
.badge-admin { background: var(--brand); color: #fff; }

/* ---------- pager ---------- */
.pager {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- panels & forms ---------- */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 22px;
}

.panel-title { font-weight: 700; margin-bottom: 14px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: center;
}

.form-grid .span2 { grid-column: span 2; }
.form-grid label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.form-grid label.check { grid-column: span 2; }
.form-actions { grid-column: span 2; display: flex; gap: 10px; }

/* ---------- login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand) 0%, #4a0018 100%);
}

.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 34px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}

.login-brand { font-size: 20px; text-align: center; margin-bottom: 8px; }

.pw-row { display: flex; gap: 8px; }
.pw-row input { flex: 1; min-width: 0; }
.pw-toggle {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  padding: 0 12px;
  cursor: pointer;
  font-size: 16px;
}
.login-error {
  background: #fdeaea;
  color: #b3261e;
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 13px;
}

.muted { color: var(--muted); }

/* ---------- campaign enrollments expander ---------- */
.enrollments-cell { background: #fafafa; padding: 14px 18px; }
.enrollments-title { font-weight: 700; margin-bottom: 8px; color: var(--brand); }
.enrollments-table { width: auto; min-width: 420px; }
.enrollments-table th, .enrollments-table td { padding: 7px 12px; }

/* ---------- mobile topbar (hidden on desktop) ---------- */
.topbar { display: none; }

/* ---------- responsive / mobile ---------- */
@media (max-width: 900px) {
  .shell { flex-direction: column; }

  .topbar {
    display: flex;
    align-items: center;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 40;
    width: 100%;
    background: var(--brand);
    color: #fff;
    padding: 12px 16px;
  }

  .topbar-brand { font-weight: 700; display: flex; align-items: center; gap: 8px; }
  .topbar .env {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(255,255,255,0.18);
    border-radius: 8px;
    padding: 1px 8px;
  }

  .burger {
    background: none;
    border: none;
    color: #fff;
    font-size: 22px;
    padding: 0;
    cursor: pointer;
  }

  /* sidebar becomes an off-canvas drawer */
  .sidebar {
    position: fixed;
    left: -260px;
    top: 0;
    bottom: 0;
    width: 250px;
    height: 100vh;
    z-index: 60;
    transition: left 0.2s ease;
  }

  .sidebar.open { left: 0; box-shadow: 0 0 40px rgba(0,0,0,0.4); }

  .backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 50;
  }

  .content { padding: 16px; }
  h1 { font-size: 19px; }

  /* filters and forms stack vertically */
  .filters { flex-direction: column; }
  .filters .grow, .filters input, .filters select, .filters .btn { width: 100%; min-width: 0; }

  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span2, .form-grid label.check, .form-actions { grid-column: span 1; }

  /* tables stay scrollable, just tighter */
  td, th { padding: 9px 10px; font-size: 13px; }
  .actions { flex-wrap: wrap; }

  .pager { flex-wrap: wrap; justify-content: center; text-align: center; }

  .stat-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-value { font-size: 26px; }

  .login-card { width: min(340px, 92vw); padding: 26px; }
}

@media (max-width: 420px) {
  .stat-grid { grid-template-columns: 1fr; }
}