:root {
  --bg-sidebar: #0d0d0d;
  --bg-app: #f2f3f5;
  --bg-card: #ffffff;
  --steel: #c9cdd3;
  --steel-dark: #8b9099;
  --text-primary: #1a1c1f;
  --text-secondary: #62666e;
  --border: #e1e3e7;
  --success: #0f6e56;
  --success-bg: #e1f5ee;
  --warning: #854f0b;
  --warning-bg: #faeeda;
  --danger: #993c1d;
  --danger-bg: #faece7;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg-app);
  color: var(--text-primary);
  font-size: 14px;
}

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

/* ---------- Sidebar ---------- */
.sidebar {
  width: 230px;
  background: var(--bg-sidebar);
  color: #fff;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-brand img {
  max-width: 100%;
  max-height: 60px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  background: rgba(255,255,255,0.92);
  padding: 4px 8px;
}

.sidebar-brand-text {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.sidebar-brand-text span {
  display: block;
  font-size: 10px;
  font-weight: 400;
  color: var(--steel);
  letter-spacing: 0.12em;
}

.sidebar-nav { padding: 14px 10px; flex: 1; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: #c4c6cb;
  text-decoration: none;
  font-size: 13.5px;
  margin-bottom: 2px;
}

.sidebar-nav a.active {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border-left: 2px solid var(--steel);
}

.sidebar-nav a:hover { background: rgba(255,255,255,0.06); }

.sidebar-foot {
  padding: 14px 18px;
  font-size: 11px;
  color: #6c6f75;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* ---------- Main ---------- */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.page-title-row { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  width: 18px; height: 18px;
  background: repeating-linear-gradient(45deg, var(--bg-sidebar) 0 3px, transparent 3px 6px);
  border-radius: 3px;
  flex-shrink: 0;
}

.page-title { font-size: 18px; font-weight: 600; margin: 0; }
.page-subtitle { font-size: 12.5px; color: var(--text-secondary); margin-top: 2px; }

.btn {
  border: none;
  border-radius: var(--radius);
  padding: 9px 16px;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
}

.btn-primary { background: var(--bg-sidebar); color: #fff; }
.btn-primary:hover { background: #222; }
.btn-secondary { background: #fff; border: 1px solid var(--border); color: var(--text-primary); }
.btn-secondary:hover { background: #f7f7f8; }
.btn-danger-outline { background: #fff; border: 1px solid var(--danger-bg); color: var(--danger); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }

.content { padding: 24px 28px; flex: 1; }

.toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.input, select.input {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-size: 13.5px;
  background: #fff;
  color: var(--text-primary);
  width: 100%;
}

.input:focus, select.input:focus, textarea.input:focus {
  outline: 2px solid var(--steel-dark);
  outline-offset: 1px;
}

.search-box { flex: 1; max-width: 320px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

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

thead th {
  text-align: left;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  background: #fafafb;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fafafb; }

.empresa-nombre { font-weight: 500; }
.empresa-meta { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
}

.pill-activo { background: var(--success-bg); color: var(--success); }
.pill-suspendido { background: var(--warning-bg); color: var(--warning); }
.pill-inactivo { background: var(--danger-bg); color: var(--danger); }

.row-actions { display: flex; gap: 6px; justify-content: flex-end; }

.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-secondary);
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 20px;
  min-height: 100vh;
}

.modal-hidden { display: none; }

.modal {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 480px;
  padding: 22px;
}

.modal h3 { margin: 0 0 4px; font-size: 16px; }
.modal .modal-sub { font-size: 12.5px; color: var(--text-secondary); margin-bottom: 16px; }

.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--text-secondary);
}

.field-row { display: flex; gap: 10px; }
.field-row .field { flex: 1; }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 18px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

/* ---------- Panel de contactos ---------- */
.contactos-panel { max-width: 640px; }
.contacto-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.contacto-item:last-child { border-bottom: none; }
.contacto-nombre { font-weight: 500; }
.contacto-meta { font-size: 12px; color: var(--text-secondary); }

.badge-principal {
  font-size: 10.5px;
  color: var(--steel-dark);
  border: 1px solid var(--border);
  padding: 1px 7px;
  border-radius: 999px;
  margin-left: 6px;
}

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--bg-sidebar);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  z-index: 50;
}

.toast.error { background: #712b13; }