/* =====================================================================
   SBS CRM — Layout: top header, bottom navigation
   ===================================================================== */

.top-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.2px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.header-title {
  font-size: 16px;
  font-weight: 600;
}

.header-back {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  padding: var(--space-2);
  margin-left: calc(var(--space-2) * -1);
  min-height: 44px;
}

/* Sticky bottom action bar used on forms (Create Lead, Add Follow-up) */
.sticky-action-bar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--max-content-width);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: calc(var(--space-3) + env(safe-area-inset-bottom, 0px)) var(--space-4) var(--space-3);
  display: flex;
  gap: var(--space-3);
  z-index: 25;
}

.section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: var(--space-2);
}

.section-block {
  margin-bottom: var(--space-6);
}