.messages-modal-shell {
  display: flex;
  flex-direction: column;
  width: min(920px, calc(100vw - 28px));
  height: min(820px, calc(100vh - 80px));
  max-height: min(820px, calc(100vh - 80px));
  overflow: hidden;
}

.messages-kicker {
  margin: 3px 0 0;
  color: var(--text-3);
  font-size: 0.76rem;
  font-weight: 700;
}

.messages-body {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
  gap: 15px;
}

.messages-body > * {
  flex: 0 0 auto;
}

.messages-modal-shell > .modal-header,
.messages-modal-shell > .modal-footer {
  flex: 0 0 auto;
}

.messages-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.messages-summary-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-2);
  font-size: 0.75rem;
  font-weight: 800;
}

.messages-summary-pill.ready {
  border-color: oklch(0.82 0.08 150);
  background: oklch(0.96 0.035 150);
  color: oklch(0.42 0.09 150);
}

.messages-summary-pill.excluded,
.messages-summary-pill.failed {
  border-color: oklch(0.86 0.07 30);
  background: oklch(0.97 0.025 30);
  color: oklch(0.48 0.12 30);
}

.messages-summary-pill.submitted {
  border-color: oklch(0.84 0.065 255);
  background: var(--blue-tint);
  color: var(--blue);
}

.messages-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
}

.messages-compose {
  padding: 18px;
  border-right: 1px solid var(--border);
}

.messages-textarea {
  min-height: 205px;
  resize: vertical;
  line-height: 1.55;
}

.messages-template-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 7px;
  color: var(--text-3);
  font-size: 0.73rem;
  line-height: 1.45;
}

.messages-template-meta code {
  padding: 2px 5px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--surface-2);
  color: var(--text-2);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.69rem;
}

.messages-preview-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--surface-2);
}

.messages-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 50px;
  padding: 0 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.76rem;
  font-weight: 800;
}

.messages-preview-nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.messages-nav-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-2);
  cursor: pointer;
}

.messages-nav-btn:hover {
  border-color: var(--text-3);
  color: var(--text-1);
}

.messages-nav-btn:focus-visible {
  outline: 3px solid oklch(0.52 0.19 255 / 0.18);
  outline-offset: 1px;
}

.messages-preview {
  min-height: 280px;
  padding: 18px 16px;
}

.messages-recipient {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  color: var(--text-2);
  font-size: 0.78rem;
}

.messages-recipient strong {
  overflow: hidden;
  color: var(--text-1);
  font-size: 0.82rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.messages-bubble {
  width: fit-content;
  max-width: 90%;
  margin-left: auto;
  padding: 10px 13px;
  border-radius: 18px 18px 5px 18px;
  background: oklch(0.55 0.21 256);
  color: oklch(0.99 0.005 255);
  font-size: 0.86rem;
  line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  box-shadow: 0 2px 8px oklch(0.40 0.15 256 / 0.16);
}

.messages-route-note {
  margin: 14px 3px 0;
  color: var(--text-3);
  font-size: 0.7rem;
  line-height: 1.4;
  text-align: right;
}

.messages-empty {
  display: grid;
  min-height: 230px;
  place-items: center;
  color: var(--text-3);
  font-size: 0.82rem;
  line-height: 1.5;
  text-align: center;
}

.messages-safety {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
}

.messages-safety-item {
  padding: 9px 11px;
  border-right: 1px solid var(--border);
}

.messages-safety-item:last-child {
  border-right: 0;
}

.messages-safety-item strong,
.messages-safety-item span {
  display: block;
}

.messages-safety-item strong {
  color: var(--text-1);
  font-size: 0.78rem;
}

.messages-safety-item span {
  margin-top: 2px;
  color: var(--text-3);
  font-size: 0.67rem;
}

.messages-connection {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.messages-connection-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--text-3);
  box-shadow: 0 0 0 4px var(--surface-2);
}

.messages-connection-dot.ready {
  background: oklch(0.58 0.15 150);
  box-shadow: 0 0 0 4px oklch(0.94 0.04 150);
}

.messages-connection-dot.warning {
  background: oklch(0.66 0.14 75);
  box-shadow: 0 0 0 4px oklch(0.96 0.035 75);
}

.messages-connection-dot.error {
  background: oklch(0.58 0.18 30);
  box-shadow: 0 0 0 4px oklch(0.96 0.03 30);
}

.messages-connection-copy {
  min-width: 0;
}

.messages-connection-title {
  color: var(--text-1);
  font-size: 0.8rem;
  font-weight: 800;
}

.messages-connection-meta {
  margin-top: 2px;
  color: var(--text-3);
  font-size: 0.72rem;
  line-height: 1.4;
}

.messages-pairing {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-2);
}

.messages-pairing[hidden] {
  display: none;
}

.messages-progress {
  overflow: hidden;
  height: 8px;
  border-radius: 999px;
  background: var(--surface-2);
}

.messages-progress[hidden] {
  display: none;
}

.messages-progress-bar {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
  transition: transform 180ms cubic-bezier(0.22, 1, 0.36, 1);
  transform: scaleX(0);
  transform-origin: left center;
}

.messages-exclusions {
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.messages-exclusions[hidden] {
  display: none;
}

.messages-exclusions summary {
  color: var(--text-2);
  cursor: pointer;
  font-size: 0.77rem;
  font-weight: 800;
}

.messages-exclusion-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, auto);
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.76rem;
}

.messages-exclusion-reason {
  color: var(--text-3);
  text-align: right;
}

.messages-secondary-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 760px) {
  .messages-modal-shell {
    width: min(100vw - 18px, 620px);
    height: calc(100vh - 80px);
    max-height: calc(100vh - 80px);
  }

  .messages-grid {
    grid-template-columns: 1fr;
  }

  .messages-compose {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .messages-safety {
    grid-template-columns: repeat(2, 1fr);
  }

  .messages-safety-item:nth-child(2) {
    border-right: 0;
  }

  .messages-safety-item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .messages-connection {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .messages-connection .btn-secondary {
    grid-column: 1 / -1;
    width: 100%;
  }
}

@media (max-width: 520px) {
  .messages-compose,
  .messages-preview {
    padding: 14px;
  }

  .messages-template-meta,
  .messages-pairing,
  .messages-exclusion-row {
    grid-template-columns: 1fr;
  }

  .messages-template-meta {
    display: grid;
  }

  .messages-exclusion-reason {
    text-align: left;
  }

  .messages-secondary-actions {
    width: 100%;
  }

  .messages-secondary-actions .btn-secondary {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .messages-progress-bar {
    transition: none;
  }
}