/* Base reset + shared primitives */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  color-scheme: light;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a {
  color: inherit;
}

.hidden {
  display: none !important;
}

.textdoc-card {
  margin: 16px 0;
  overflow: hidden;
  border: 1px solid var(--border-color, #d9e2ec);
  border-radius: 8px;
  background: var(--bg-secondary, #ffffff);
}

.textdoc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color, #d9e2ec);
  background: var(--bg-tertiary, #f6f8fb);
}

.textdoc-title-wrap {
  min-width: 0;
}

.textdoc-title {
  overflow: hidden;
  color: var(--text-primary, #111827);
  font-size: 14px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.textdoc-meta {
  margin-top: 2px;
  color: var(--text-muted, #6b7280);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
}

.textdoc-actions {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 8px;
}

.textdoc-action {
  flex: 0 0 auto;
  border: 1px solid var(--border-color, #d9e2ec);
  border-radius: 6px;
  padding: 6px 10px;
  background: var(--bg-primary, #ffffff);
  color: var(--text-primary, #111827);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.textdoc-action:hover {
  background: var(--accent-soft, #eef2ff);
}

.textdoc-frame-wrap {
  height: min(72vh, 720px);
  min-height: 420px;
  background: #ffffff;
}

.textdoc-frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #ffffff;
}

.textdoc-fullscreen {
  position: fixed;
  z-index: 9999;
  inset: 0;
  display: flex;
  padding: 16px;
  background: rgba(15, 23, 42, 0.72);
}

.textdoc-fullscreen-panel {
  display: flex;
  overflow: hidden;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

.textdoc-fullscreen-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color, #d9e2ec);
  background: var(--bg-tertiary, #f6f8fb);
}

.textdoc-fullscreen-title {
  overflow: hidden;
  color: var(--text-primary, #111827);
  font-size: 14px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.textdoc-fullscreen-frame {
  display: block;
  flex: 1;
  width: 100%;
  min-height: 0;
  border: 0;
  background: #ffffff;
}

.textdoc-raw {
  border-top: 1px solid var(--border-color, #d9e2ec);
  background: var(--bg-primary, #ffffff);
}

.textdoc-raw summary {
  padding: 9px 12px;
  color: var(--text-secondary, #374151);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.textdoc-card .textdoc-source {
  max-height: 360px;
  margin: 0;
  padding: 12px;
  overflow: auto;
  border: 0;
  border-top: 1px solid var(--border-color, #d9e2ec);
  border-radius: 0;
  background: var(--bg-primary, #ffffff);
}

.textdoc-card .textdoc-source code {
  padding: 0;
  background: transparent;
  color: var(--text-primary, #111827);
  white-space: pre;
}

@media (max-width: 640px) {
  .textdoc-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .textdoc-action {
    width: 100%;
  }

  .textdoc-actions {
    width: 100%;
    flex-direction: column;
  }

  .textdoc-frame-wrap {
    min-height: 320px;
  }

  .textdoc-fullscreen {
    padding: 0;
  }

  .textdoc-fullscreen-panel {
    border-radius: 0;
  }
}