/* cs-tools overlay — Chatwoot mobile single-column + timezone / translate UI */

:root {
  --cs-topbar-height: 3rem;
  --cs-border: #e5e7eb;
  --cs-surface: #ffffff;
  --cs-text: #1f2937;
  --cs-muted: #6b7280;
  --cs-accent: #1f93ff;
  --cs-accent-hover: #1677d9;
  --cs-preview-bg: #fff8e1;
  --cs-preview-border: #f0c040;
  --cs-danger: #dc2626;
  --cs-success: #059669;
  --cs-radius: 0.5rem;
  --cs-shadow: 0 1px 3px rgba(15, 23, 42, 0.12);
}

/* ----- #cs-tools-topbar ----- */

#cs-tools-topbar {
  display: none;
  align-items: center;
  gap: 0.5rem;
  min-height: var(--cs-topbar-height);
  padding: 0.375rem 0.75rem;
  background: var(--cs-surface);
  border-bottom: 1px solid var(--cs-border);
  box-shadow: var(--cs-shadow);
  color: var(--cs-text);
  box-sizing: border-box;
}

body.cs-mobile-chat #cs-tools-topbar {
  display: flex;
}

#cs-tools-topbar .cs-tools-back {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  min-height: 2.25rem;
  padding: 0;
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius);
  background: var(--cs-surface);
  color: var(--cs-text);
  font-size: 1.125rem;
  line-height: 1;
  cursor: pointer;
}

#cs-tools-topbar .cs-tools-contact-name {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.9375rem;
  font-weight: 600;
}

#cs-tools-topbar .cs-tools-timezone {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.8125rem;
  color: var(--cs-muted);
}

#cs-tools-topbar .cs-tools-translate-incoming,
#cs-tools-topbar button[data-cs-action="translate-incoming"] {
  flex: 0 0 auto;
  min-height: 2rem;
  padding: 0 0.75rem;
  border: 1px solid var(--cs-accent);
  border-radius: var(--cs-radius);
  background: var(--cs-accent);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}

#cs-tools-topbar .cs-tools-translate-incoming:hover,
#cs-tools-topbar button[data-cs-action="translate-incoming"]:hover {
  background: var(--cs-accent-hover);
  border-color: var(--cs-accent-hover);
}

#cs-tools-topbar .cs-tools-status {
  flex: 1 1 100%;
  font-size: 0.75rem;
  color: var(--cs-danger);
}

/* ----- #cs-tools-preview ----- */

#cs-tools-preview {
  display: block;
  background: var(--cs-preview-bg);
  border-top: 1px solid var(--cs-preview-border);
  border-bottom: 1px solid var(--cs-preview-border);
  padding: 0.75rem;
  color: var(--cs-text);
  box-sizing: border-box;
}

#cs-tools-preview[hidden] {
  display: none !important;
}

#cs-tools-preview .cs-tools-preview-title,
#cs-tools-preview h3 {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #92400e;
}

#cs-tools-preview .cs-tools-preview-body,
#cs-tools-preview textarea {
  display: block;
  width: 100%;
  min-height: 4.5rem;
  margin: 0 0 0.625rem;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--cs-preview-border);
  border-radius: var(--cs-radius);
  background: #fff;
  color: var(--cs-text);
  font: inherit;
  line-height: 1.45;
  resize: vertical;
  box-sizing: border-box;
}

#cs-tools-preview .cs-tools-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#cs-tools-preview .cs-tools-preview-actions button {
  flex: 1 1 auto;
  min-height: 2.25rem;
  padding: 0 0.875rem;
  border-radius: var(--cs-radius);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}

#cs-tools-preview .cs-tools-send-translated,
#cs-tools-preview button[data-cs-action="send-translated"] {
  border: 1px solid var(--cs-accent);
  background: var(--cs-accent);
  color: #fff;
}

#cs-tools-preview .cs-tools-send-original,
#cs-tools-preview button[data-cs-action="send-original"] {
  border: 1px solid var(--cs-border);
  background: var(--cs-surface);
  color: var(--cs-text);
}

/* Hide Campaigns / 活动 */
.cs-tools-hide-nav {
  display: none !important;
}

/* ----- #cs-tools-settings as a Chatwoot settings page ----- */

#cs-tools-settings {
  display: none;
}

#cs-tools-settings:not([hidden]) {
  display: block;
  width: 100%;
  max-width: 64rem;
  margin: 0 auto;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  color: inherit;
  box-sizing: border-box;
}

#cs-tools-settings[hidden],
.cs-tools-native-settings[hidden] {
  display: none !important;
}

.cs-tools-settings-inner {
  width: 100%;
  max-width: 42rem;
  margin: 0 auto 0 0;
}

.cs-tools-settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 2rem;
  margin-bottom: 0.5rem;
}

#cs-tools-settings .cs-tools-settings-title {
  margin: 0;
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.3;
  color: inherit;
}

.cs-tools-settings-lead {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--cs-muted);
}

#cs-tools-settings form,
.cs-tools-settings-form {
  display: grid;
  gap: 1rem;
}

#cs-tools-settings label {
  display: grid;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
}

#cs-tools-settings input,
#cs-tools-settings select,
#cs-tools-settings textarea {
  width: 100%;
  min-height: 2.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--cs-border);
  border-radius: 0.5rem;
  background: #fff;
  color: inherit;
  font: inherit;
  box-sizing: border-box;
}

#cs-tools-settings .cs-tools-settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

#cs-tools-settings .cs-tools-test-connection,
#cs-tools-settings button[data-cs-action="test"] {
  min-height: 2.5rem;
  padding: 0 1rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  outline: 1px solid var(--cs-border);
  color: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

#cs-tools-settings .cs-tools-save-settings,
#cs-tools-settings button[data-cs-action="save"] {
  min-height: 2.5rem;
  padding: 0 1rem;
  border: 0;
  border-radius: 0.5rem;
  background: var(--cs-accent);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

#cs-tools-settings .cs-tools-settings-message {
  margin: 0;
  font-size: 0.875rem;
}

#cs-tools-settings .cs-tools-settings-message.is-ok {
  color: var(--cs-success);
}

#cs-tools-settings .cs-tools-settings-message.is-error {
  color: var(--cs-danger);
}

#cs-tools-settings .cs-tools-readonly {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--cs-muted);
}

#cs-tools-settings-entry a.cs-tools-nav-active {
  background: var(--cs-surface);
  font-weight: 500;
}

/* ----- Desktop (≥768px): keep three columns; topbar only adds timezone + translate ----- */

@media (min-width: 768px) {
  #cs-tools-topbar {
    position: relative;
    z-index: 2;
  }

  #cs-tools-topbar .cs-tools-back {
    display: none;
  }

  #cs-tools-topbar .cs-tools-contact-name {
    flex: 0 1 auto;
    max-width: 14rem;
  }
}

/* ----- Mobile (<768px): single-column list ↔ chat ----- */

@media (max-width: 767px) {
  /* Full-width main conversation workspace */
  main.flex.flex-1 {
    width: 100%;
    min-width: 0;
  }

  /* List view: conversation list only */
  body.cs-mobile-list .conversations-list-wrap {
    display: flex !important;
    flex: 1 1 100% !important;
    width: 100% !important;
    max-width: none !important;
  }

  body.cs-mobile-list .conversation-details-wrap {
    display: none !important;
  }

  /* Chat view: message pane only */
  body.cs-mobile-chat .conversations-list-wrap {
    display: none !important;
  }

  body.cs-mobile-chat .conversation-details-wrap {
    display: flex !important;
    flex: 1 1 100% !important;
    width: 100% !important;
    max-width: none !important;
    min-width: 0;
    min-height: 0;
  }

  /* Contact sidebar: hidden on list; full-width overlay when opened in chat */
  body.cs-mobile-list section.flex.w-full.h-full > div.fixed.top-0.z-40 {
    display: none !important;
  }

  body.cs-mobile-chat section.flex.w-full.h-full > div.fixed.top-0.z-40 {
    width: 100% !important;
    max-width: none !important;
  }

  /* Sticky cs-tools top bar in chat */
  body.cs-mobile-chat #cs-tools-topbar {
    position: sticky;
    top: 0;
    z-index: 45;
    width: 100%;
  }

  body.cs-mobile-chat .conversation-details-wrap {
    padding-top: 0;
  }

  /* Composer sticks to bottom; preview sits above it */
  body.cs-mobile-chat .reply-box {
    position: sticky;
    bottom: 0;
    z-index: 30;
    background: var(--cs-surface);
    padding-bottom: env(safe-area-inset-bottom, 0);
  }

  body.cs-mobile-chat .conversation-details-wrap .flex.h-full.min-h-0 {
    min-height: 0;
  }
}