* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
}

#screen {
  padding: 16px 16px calc(64px + env(safe-area-inset-bottom));
  min-height: 100%;
}

.screen-title {
  font-size: 20px;
  font-weight: 600;
  margin: 8px 0 12px;
}

.screen-hint {
  color: var(--tg-theme-hint-color, #999999);
  font-size: 14px;
  line-height: 1.5;
}

.screen-back {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--tg-theme-link-color, #2678b6);
  font-size: 14px;
}

#tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding-bottom: env(safe-area-inset-bottom);
}

.tab {
  flex: 1;
  border: none;
  background: none;
  padding: 8px 4px 6px;
  font-size: 20px;
  color: var(--tg-theme-hint-color, #999999);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.tab span {
  font-size: 11px;
}

.tab.active {
  color: var(--tg-theme-link-color, #2678b6);
}

.whoami {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  margin-bottom: 16px;
}

.hidden {
  display: none !important;
}

/* Compose (M29, UX_SPEC §11.3) */

.compose-context-banner {
  font-size: 13px;
  color: var(--tg-theme-link-color, #2678b6);
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 6px 10px;
  margin-bottom: 10px;
}

.from-badge {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #999999);
  margin-bottom: 16px;
}

.compose-field {
  margin-bottom: 16px;
  position: relative;
}

.compose-label {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  margin-bottom: 4px;
}

.compose-text-input,
.compose-textarea {
  width: 100%;
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  border-radius: 8px;
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  padding: 8px 10px;
  font-size: 15px;
  font-family: inherit;
}

.compose-textarea {
  resize: vertical;
}

.chip-input {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 14px;
  padding: 4px 10px;
  font-size: 13px;
}

.chip-remove {
  cursor: pointer;
  color: var(--tg-theme-hint-color, #999999);
  font-weight: 600;
}

.autocomplete-dropdown {
  position: absolute;
  z-index: 10;
  left: 0;
  right: 0;
  background: var(--tg-theme-bg-color, #ffffff);
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  border-radius: 8px;
  margin-top: 2px;
  max-height: 200px;
  overflow-y: auto;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.autocomplete-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-size: 14px;
  cursor: pointer;
}

.autocomplete-item:hover {
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.contact-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tg-theme-link-color, #2678b6);
  flex-shrink: 0;
}

.contact-name {
  flex: 1;
}

.contact-addr {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
}

.cc-bcc-toggle {
  display: inline-block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--tg-theme-link-color, #2678b6);
  cursor: pointer;
}

.tone-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tone-chip {
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 14px;
  padding: 6px 12px;
  font-size: 13px;
}

.tone-chip.active {
  background: var(--tg-theme-button-color, #2678b6);
  color: var(--tg-theme-button-text-color, #ffffff);
  border-color: transparent;
}

.agent-toggle,
.attach-btn {
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 14px;
}

.agent-panel {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.agent-generate-btn {
  align-self: flex-start;
  border: none;
  background: var(--tg-theme-button-color, #2678b6);
  color: var(--tg-theme-button-text-color, #ffffff);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
}

.agent-generate-btn:disabled {
  opacity: 0.6;
}

.translation-banner {
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 16px;
  font-size: 13px;
}

.translation-banner-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.translation-toggle {
  border: none;
  background: none;
  color: var(--tg-theme-link-color, #2678b6);
  font-size: 13px;
  padding: 0;
}

.translation-preview {
  margin-top: 8px;
  white-space: pre-wrap;
  color: var(--tg-theme-hint-color, #999999);
}

.attachment-list {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.attachment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
}

.attachment-remove {
  cursor: pointer;
  color: var(--tg-theme-hint-color, #999999);
  font-weight: 600;
  padding-left: 8px;
}

/* Thread (M30, UX_SPEC §11.4) */

.thread-summary-box {
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.4;
}

.thread-summary-loading {
  color: var(--tg-theme-hint-color, #999999);
}

.thread-summary-btn {
  display: block;
  width: 100%;
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-link-color, #2678b6);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  margin-bottom: 12px;
}

.thread-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 4px;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
  cursor: pointer;
}

.thread-row-from {
  font-size: 14px;
  flex-shrink: 0;
  max-width: 40%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.thread-row-from.unread {
  font-weight: 600;
}

.thread-row-snippet {
  flex: 1;
  font-size: 13px;
  color: var(--tg-theme-hint-color, #999999);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.thread-row-date {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  flex-shrink: 0;
}

.thread-message {
  padding: 10px 4px 14px;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.thread-message-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  cursor: pointer;
  margin-bottom: 8px;
}

.thread-message-body {
  font-size: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.thread-translate-btn {
  display: block;
  border: none;
  background: none;
  color: var(--tg-theme-link-color, #2678b6);
  font-size: 13px;
  padding: 8px 0 0;
}

.thread-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.thread-action-btn {
  flex: 1;
  min-width: 80px;
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 8px;
  padding: 8px 6px;
  font-size: 13px;
}

/* Inbox (M31, UX_SPEC §11.5) */

.inbox-search-input {
  margin-bottom: 10px;
}

.inbox-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.inbox-chip {
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 14px;
  padding: 6px 12px;
  font-size: 13px;
}

.inbox-chip.active {
  background: var(--tg-theme-button-color, #2678b6);
  color: var(--tg-theme-button-text-color, #ffffff);
  border-color: transparent;
}

.inbox-refresh-indicator {
  text-align: center;
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  padding: 6px 0;
}

.inbox-row-wrap {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.inbox-row-bg {
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  font-size: 13px;
  padding: 0 14px;
  color: #ffffff;
}

.inbox-row-bg-left {
  left: 0;
  background: #2e8b57;
}

.inbox-row-bg-right {
  right: 0;
  background: #c0392b;
}

.inbox-row {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 4px;
  background: var(--tg-theme-bg-color, #ffffff);
  touch-action: pan-y;
}

.inbox-row.selected {
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.inbox-dot {
  flex-shrink: 0;
  font-size: 10px;
  line-height: 1.6;
}

.inbox-row-checkbox {
  flex-shrink: 0;
  margin-top: 4px;
}

.inbox-row-main {
  flex: 1;
  min-width: 0;
}

.inbox-row-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.inbox-row-from {
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.inbox-row-from.unread {
  font-weight: 600;
}

.inbox-row-time {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  flex-shrink: 0;
}

.inbox-row-bottom {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
  overflow: hidden;
}

.inbox-row-subject {
  flex-shrink: 0;
  max-width: 55%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.inbox-row-subject.unread {
  font-weight: 600;
}

.inbox-row-snippet {
  flex: 1;
  color: var(--tg-theme-hint-color, #999999);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.inbox-row-attach,
.inbox-row-star {
  flex-shrink: 0;
  font-size: 12px;
}

.inbox-select-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 56px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 13px;
}

.inbox-select-count {
  flex-shrink: 0;
  color: var(--tg-theme-hint-color, #999999);
}

.inbox-select-btn {
  border: none;
  background: none;
  color: var(--tg-theme-link-color, #2678b6);
  font-size: 13px;
  padding: 6px 4px;
}

.inbox-select-done {
  margin-left: auto;
  font-weight: 600;
}

.inbox-snackbar {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(72px + env(safe-area-inset-bottom));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.inbox-snackbar-undo {
  border: none;
  background: none;
  color: var(--tg-theme-link-color, #2678b6);
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
}

/* Settings (M32, UX_SPEC §11.6) */

.settings-section {
  margin-bottom: 24px;
}

.settings-section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--tg-theme-hint-color, #999999);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.settings-row-label {
  font-size: 14px;
}

.settings-row-hint {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
  margin-top: 2px;
}

.settings-select {
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 13px;
}

.settings-time-input {
  width: 84px;
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 13px;
}

.settings-swatches {
  display: flex;
  gap: 8px;
}

.settings-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  padding: 0;
}

.settings-swatch.active {
  border-color: var(--tg-theme-text-color, #000000);
}

.settings-btn {
  border: 1px solid var(--tg-theme-hint-color, #cccccc);
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
}

.settings-btn:disabled {
  opacity: 0.6;
}

.settings-btn-danger {
  color: #c0392b;
  border-color: #c0392b;
}

.settings-rule-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

.settings-rule-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
}

.settings-rule-remove {
  cursor: pointer;
  color: var(--tg-theme-hint-color, #999999);
  font-weight: 600;
  flex-shrink: 0;
}

.settings-rule-add {
  display: flex;
  gap: 8px;
}

.settings-rule-add input {
  flex: 1;
}

.settings-status-line {
  font-size: 13px;
  margin-top: 6px;
  color: var(--tg-theme-hint-color, #999999);
}

/* Subscriptions (M32, UX_SPEC §11.7) */

.subscription-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 4px;
  border-bottom: 1px solid var(--tg-theme-secondary-bg-color, #f0f0f0);
}

.subscription-logo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--tg-theme-secondary-bg-color, #f0f0f0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

.subscription-main {
  flex: 1;
  min-width: 0;
}

.subscription-name {
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.subscription-meta {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999999);
}

.subscriptions-archive-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  margin: 12px 0 calc(64px + env(safe-area-inset-bottom));
}