:root {
  --primary: #E85D04;
  --dark: #0f172a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #f8fafc;
  --pass: #16a34a;
  --warn: #d97706;
  --fail: #dc2626;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: #1f2937;
  margin: 0;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.topbar-brand {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
}

.client-selector {
  display: flex;
  gap: 8px;
  align-items: center;
}

#client-select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  min-width: 220px;
}

.btn-primary-topbar {
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary-topbar:hover { filter: brightness(1.08); }
.btn-primary-topbar:disabled { opacity: 0.5; cursor: default; }

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  padding: 0 24px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 16px;
  border: none;
  background: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}

.tab-btn:hover { color: var(--dark); }

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Main content */
#app-main {
  padding: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.tab-panel.hidden { display: none; }
.hidden { display: none; }

.no-client-banner {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 13px;
}

/* Buttons */
.btn {
  padding: 9px 16px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--dark);
}

.btn:hover { background: #f3f4f6; }
.btn:disabled { opacity: 0.5; cursor: default; }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-primary:hover { filter: brightness(1.08); }

.btn-danger {
  background: #fff;
  border-color: var(--fail);
  color: var(--fail);
}

.btn-sm { padding: 5px 10px; font-size: 12px; }

/* Cards */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 16px;
}

.card h3 { margin: 0 0 12px 0; font-size: 15px; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-header h2 { margin: 0; font-size: 20px; }

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid.single { grid-template-columns: 1fr; }

.form-field { display: flex; flex-direction: column; gap: 4px; }
.form-field label { font-size: 12px; font-weight: 600; color: var(--muted); }
.form-field input, .form-field select, .form-field textarea {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
}
.form-field textarea { resize: vertical; min-height: 70px; }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { font-size: 11px; text-transform: uppercase; color: var(--muted); background: #f8fafc; }

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}
.badge-pending { background: var(--warn); }
.badge-approved, .badge-executed, .badge-paid, .badge-won { background: var(--pass); }
.badge-rejected, .badge-failed, .badge-lost, .badge-overdue { background: var(--fail); }
.badge-new, .badge-contacted, .badge-unpaid { background: #64748b; }
.badge-not-connected { background: #9ca3af; }

/* Kanban (CRM) */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.kanban-column {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  min-height: 120px;
}

.kanban-column h4 {
  margin: 0 0 8px 0;
  font-size: 12px;
  text-transform: uppercase;
  color: var(--muted);
}

.kanban-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 8px;
  font-size: 12px;
  cursor: pointer;
}

.kanban-card .lead-name { font-weight: 700; }
.kanban-card .lead-meta { color: var(--muted); font-size: 11px; margin-top: 2px; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
  font-size: 13px;
}

/* Not-connected banner (for AI/Meta features gated on API keys) */
.not-connected {
  background: #f3f4f6;
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-box {
  background: #fff;
  border-radius: 10px;
  padding: 24px;
  width: 100%;
  max-width: 420px;
}

.modal-box h3 { margin-top: 0; }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

/* Misc */
.muted { color: var(--muted); font-size: 12px; }
.stat-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.stat { border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; background: #fff; flex: 1; min-width: 140px; }
.stat .num { font-size: 24px; font-weight: 800; }
.stat .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; }

.image-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.image-grid img { width: 100%; border-radius: 6px; border: 1px solid var(--border); display: block; }