.messages-page {
  display: grid;
  gap: var(--space-12);
}

.messages-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.messages-search {
  border: 1px solid var(--color-border);
  border-radius: var(--r-md);
  min-width: min(320px, 100%);
  width: 320px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: var(--search-padding-y) var(--search-padding-x);
  background: var(--color-surface);
}

.messages-search input {
  border: none;
  outline: none;
  width: 100%;
  font-size: var(--text-base4);
}

.messages-search__icon {
  display: inline-flex;
  color: var(--color-gray-700);
}

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

.messages-board {
  display: grid;
  gap: 14px;
}

.messages-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
}

.panel-card--inner {
  padding: var(--card-padding-inner);
}

.messages-list-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.conversation-list {
  display: grid;
  gap: 6px;
}

.conversation-item {
  border: 1px solid var(--color-border-light);
  border-radius: var(--r-xl);
  background: var(--color-surface);
  padding: 12px;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
}

.conversation-item.is-active {
  border-color: var(--bg-blue-mist);
  background: var(--bg-blue-tint);
}

.conversation-item__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-weight: 800;
  font-size: var(--text-md);
}

.conversation-item__main {
  display: grid;
  gap: 4px;
}

.conversation-item__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.conversation-item__top span {
  color: var(--color-gray-700);
  font-size: var(--text-sm6);
}

.conversation-item__main h3 {
  font-size: var(--text-md4);
  letter-spacing: -0.01em;
}

.conversation-item__main p,
.conversation-item__main small {
  color: var(--color-gray-700);
  font-size: var(--text-base);
}

.conversation-item__main small {
  font-size: var(--text-sm8);
}

.conversation-item__meta {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.message-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-full);
  padding: 4px 9px;
  font-size: var(--text-sm);
  font-weight: 700;
}

.message-badge--unread {
  color: var(--text-info);
  background: var(--bg-blue-wash);
}

.message-badge--important {
  color: var(--text-warning-bold);
  background: var(--bg-orange-pale);
}

.message-badge--read {
  color: var(--text-success);
  background: var(--bg-green-subtle);
}

.message-badge--archived {
  color: var(--color-gray-800);
  background: var(--color-gray-150);
}

.messages-footer {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--color-gray-700);
  font-size: var(--text-base);
}

.conversation-panel {
  display: grid;
  gap: 12px;
}

.conversation-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 12px;
}

.conversation-panel__head h2 {
  font-size: var(--text-2xl3);
  letter-spacing: -0.02em;
}

.conversation-panel__head p {
  margin-top: 6px;
}

.conversation-panel__head p,
.conversation-panel__head small {
  color: var(--color-gray-700);
}

.thread-list {
  display: grid;
  gap: 10px;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 2px;
}

.thread-message {
  max-width: 78%;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--r-2xl);
  background: var(--color-surface);
  padding: 12px;
  display: grid;
  gap: 8px;
}

.thread-message.is-own {
  margin-left: auto;
  border-color: var(--bg-blue-veil);
  background: var(--bg-blue-ghost);
}

.thread-message.is-draft {
  border-style: dashed;
}

.thread-message__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.thread-message__meta span {
  color: var(--color-gray-700);
  font-size: var(--text-sm4);
}

.thread-message__body {
  color: var(--color-gray-950);
  line-height: 1.5;
  white-space: pre-line;
}

.thread-attachments {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
}

.thread-attachments a {
  font-size: var(--text-sm4);
  color: var(--color-gray-800);
  text-decoration: underline;
}

.messages-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.95fr);
  gap: var(--space-10);
  align-items: start;
}

.messages-intro__text {
  display: grid;
  gap: 12px;
}

.messages-intro__text h2,
.messages-create-panel h2,
.messages-default-banner strong {
  letter-spacing: -0.02em;
}

.messages-intro__steps {
  display: grid;
  gap: 10px;
}

.messages-intro__step {
  border: 1px solid var(--color-border-light);
  border-radius: var(--r-xl);
  background: var(--color-surface);
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.messages-intro__step.is-active {
  border-color: var(--color-gray-700);
}

.messages-intro__step span {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text-info);
  background: var(--bg-blue-wash);
}

.messages-intro__step strong {
  display: block;
  font-size: var(--text-base4);
}

.messages-intro__step small,
.messages-default-banner small,
.messages-default-banner p,
.messages-panel-note,
.messages-create-grid__side {
  color: var(--color-gray-700);
}

.messages-templates-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.9fr);
  gap: var(--space-8);
  align-items: start;
}

.messages-templates-side {
  display: grid;
  gap: var(--space-8);
}

.messages-default-banner {
  border: 1px solid var(--color-border-light);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, var(--bg-blue-ghost), var(--color-surface));
  padding: 14px 16px;
  display: grid;
  gap: 8px;
}

.messages-default-banner p {
  line-height: 1.5;
}

.messages-create-form {
  display: grid;
  gap: var(--space-8);
}

.messages-create-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.8fr);
  gap: var(--space-8);
}

.messages-create-grid__main {
  display: grid;
  gap: 12px;
}

.messages-create-grid__main label,
.messages-create-grid__side label {
  display: grid;
  gap: 6px;
}

.messages-create-grid__main span,
.messages-create-grid__side span {
  font-weight: 700;
  color: var(--color-gray-800);
}

.messages-create-grid__side {
  border: 1px dashed var(--color-border-light);
  border-radius: var(--r-xl);
  background: var(--color-gray-50);
  padding: 14px;
  display: grid;
  align-content: start;
  gap: 12px;
}

.messages-create-grid__side input[type="checkbox"] {
  width: 18px;
  height: 18px;
}

.messages-panel-note {
  margin: 0;
  line-height: 1.55;
}

.composer-template-hint {
  color: var(--color-gray-700);
  font-size: var(--text-sm2);
}

@media (max-width: 1080px) {
  .messages-intro,
  .messages-templates-grid,
  .messages-create-grid {
    grid-template-columns: 1fr;
  }
}

.composer-box {
  border: 1px solid var(--color-gray-300);
  border-radius: var(--r-xl);
  background: var(--color-surface);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.composer-box textarea {
  width: 100%;
  border: none;
  outline: none;
  resize: vertical;
  min-height: 90px;
  font: inherit;
}

.composer-box input[type="file"] {
  font-size: var(--text-sm4);
}

.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid var(--color-border-light);
  padding-top: 8px;
}

.composer-actions__left {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.link-action {
  border: none;
  background: transparent;
  color: var(--color-gray-800);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: var(--r-sm);
  cursor: pointer;
}

.link-action:hover {
  background: var(--color-gray-50);
}

.icon-button {
  border: var(--icon-btn-border);
  background: var(--icon-btn-bg);
  border-radius: var(--icon-btn-radius);
  width: var(--icon-btn-size);
  height: var(--icon-btn-size);
  color: var(--icon-btn-color);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 1399px) {
  .messages-head-actions {
    width: 100%;
  }

  .messages-search {
    width: 100%;
    min-width: 0;
  }

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

@media (max-width: 767px) {
  .conversation-item {
    grid-template-columns: 40px minmax(0, 1fr);
  }

  .conversation-item__meta {
    grid-column: 1 / -1;
    justify-items: start;
    grid-auto-flow: column;
    justify-content: space-between;
  }

  .conversation-panel__head {
    flex-wrap: wrap;
  }

  .thread-message {
    max-width: 100%;
  }

  .composer-actions {
    flex-wrap: wrap;
  }
}