:root {
  --navy: #0d1b2c;
  --navy-light: #16293f;
  --gold: #dba76b;
  --gold-dark: #c98f4d;
  --bg: #f3f4f6;
  --panel: #ffffff;
  --border: #e2e5ea;
  --text: #1c2530;
  --muted: #6b7280;
  --danger: #c0392b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* ---------- Top bar (matches OMS header) ---------- */
.app-header {
  background: var(--navy);
  border-bottom: 2px solid var(--gold);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.app-header .menu-btn {
  background: var(--gold);
  border: none;
  width: 38px;
  height: 38px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.app-header .menu-btn span,
.app-header .menu-btn::before,
.app-header .menu-btn::after {
  display: none;
}

.app-header .menu-icon {
  width: 18px;
  height: 13px;
  position: relative;
}

.app-header .menu-icon span {
  display: block !important;
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--navy);
  border-radius: 1px;
}
.app-header .menu-icon span:nth-child(1) { top: 0; }
.app-header .menu-icon span:nth-child(2) { top: 5.5px; }
.app-header .menu-icon span:nth-child(3) { top: 11px; }

.app-header .back-btn {
  background: none;
  border: none;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  flex-shrink: 0;
  line-height: 1;
}

.app-header .title {
  flex: 1;
  text-align: center;
  color: var(--gold);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .01em;
  padding-right: 54px; /* balances the left icons so title stays visually centered */
}

/* ---------- Footer (matches OMS footer) ---------- */
.app-footer {
  background: var(--navy);
  border-top: 2px solid var(--gold);
  color: #d8dde5;
  text-align: center;
  font-size: 13px;
  padding: 14px 10px;
  margin-top: 24px;
}

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 130px);
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 20px;
}

.sidebar h3 {
  margin: 0 0 14px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gold-dark);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 8px;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  margin-bottom: 4px;
  color: var(--muted);
}

select, input[type=text], textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
  color: var(--text);
}

select:focus, input[type=text]:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(219, 167, 107, 0.25);
}

.main {
  padding: 20px 24px;
  overflow-x: auto;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  gap: 12px;
}

.toolbar input[type=text] {
  max-width: 320px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

th {
  background: var(--navy);
  color: var(--gold);
  font-weight: 600;
}

tr:hover td { background: #faf6f0; }
tr.row-invalid { opacity: .55; }
tr.row-invalid:hover td { background: transparent; }

.invalid-badge {
  color: var(--danger);
  font-style: italic;
}

.status-msg {
  font-size: 12px;
  color: var(--muted);
  margin: 6px 0 12px;
}

/* ---------- Active filter chips (shown above the table) ---------- */
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.active-filters:empty { margin-bottom: 0; }

.filter-chip {
  background: var(--navy);
  color: var(--gold);
  border-radius: 14px;
  padding: 5px 10px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.filter-chip .filter-chip-label {
  color: #d8dde5;
  font-weight: 400;
}

.filter-chip button {
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  color: var(--gold);
  line-height: 1;
  padding: 0;
}

.filter-chip button:hover { color: #fff; }

.selected-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.link-btn {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}

.link-btn:hover { color: #922b21; }
.link-btn:disabled {
  color: var(--muted);
  cursor: not-allowed;
  text-decoration: none;
}

.selected-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: 8px;
  padding: 14px;
  margin-top: 18px;
}

.selected-panel h4 {
  margin: 0;
  font-size: 14px;
  color: var(--navy);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  margin-bottom: 4px;
}

.chip {
  background: #fbf1e4;
  border: 1px solid var(--gold);
  border-radius: 14px;
  padding: 4px 8px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--navy);
}

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

.chip button {
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  color: var(--danger);
  line-height: 1;
}

.compose-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: 8px;
  padding: 16px;
  margin-top: 18px;
}

.compose-panel h4 {
  margin: 0 0 10px;
  color: var(--navy);
}

.prompt-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.prompt-row textarea {
  min-height: 60px;
  resize: vertical;
}

button.primary {
  background: var(--gold);
  color: var(--navy);
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

button.primary:hover { background: var(--gold-dark); }
button.primary:disabled { opacity: .6; cursor: not-allowed; }

button.secondary {
  background: var(--navy);
  border: 1px solid var(--navy);
  color: #fff;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

button.secondary:hover { background: var(--navy-light); }

.email-fields { margin-top: 14px; }
.email-fields label { display:block; font-size:13px; color: var(--muted); margin: 10px 0 4px; }
.email-fields textarea { min-height: 180px; }

.gen-status { font-size: 12px; color: var(--muted); margin-top: 6px; min-height: 16px; }

.actions-row {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
}

/* ---------- Responsive: collapse sidebar on small screens ---------- */
@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .sidebar.collapsed { display: none; }
}