/**
 * Text Selection Comment Styles
 * 划词评论样式
 */

/* CSS Variables for theming */
:root {
  --tsc-highlight-bg: rgba(255, 235, 59, 0.4);
  --tsc-highlight-hover-bg: rgba(255, 235, 59, 0.6);
  --tsc-toolbar-bg: var(--color-bg-primary, #fff);
  --tsc-toolbar-border: var(--color-border, #e1e4e8);
  --tsc-toolbar-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  --tsc-btn-primary-bg: var(--color-primary, #0366d6);
  --tsc-btn-primary-text: #fff;
  --tsc-tooltip-bg: rgba(0, 0, 0, 0.9);
  --tsc-tooltip-text: #fff;
  --tsc-popover-bg: var(--color-bg-primary, #fff);
  --tsc-popover-border: var(--color-border, #e1e4e8);
  --tsc-unmatched-bg: var(--color-bg-secondary, #f6f8fa);
  --tsc-text-muted: var(--color-text-secondary, #586069);
}

/* Dark theme adjustments */
[data-theme="dark"] {
  --tsc-highlight-bg: rgba(255, 235, 59, 0.25);
  --tsc-highlight-hover-bg: rgba(255, 235, 59, 0.4);
  --tsc-toolbar-bg: var(--color-bg-primary, #1e1e1e);
  --tsc-toolbar-border: var(--color-border, #444);
  --tsc-tooltip-bg: rgba(0, 0, 0, 0.95);
  --tsc-popover-bg: var(--color-bg-primary, #1e1e1e);
  --tsc-popover-border: var(--color-border, #444);
  --tsc-unmatched-bg: var(--color-bg-secondary, #2d2d2d);
}

/* Highlight mark styles */
tsc-mark {
  background-color: var(--tsc-highlight-bg);
  border-radius: 2px;
  padding: 0 2px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

tsc-mark:hover {
  background-color: var(--tsc-highlight-hover-bg);
}

/* Toolbar styles */
.tsc-toolbar {
  position: absolute;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background: var(--tsc-toolbar-bg);
  border: 1px solid var(--tsc-toolbar-border);
  border-radius: 8px;
  box-shadow: var(--tsc-toolbar-shadow);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.tsc-toolbar.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.tsc-toolbar::before {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--tsc-toolbar-bg);
}

.tsc-toolbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--color-text-primary, #24292e);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.tsc-toolbar-btn:hover {
  background-color: var(--color-bg-secondary, #f6f8fa);
}

.tsc-toolbar-btn svg {
  width: 18px;
  height: 18px;
}

/* Comment popover styles */
.tsc-popover {
  position: absolute;
  z-index: 1001;
  width: 320px;
  max-width: calc(100vw - 40px);
  padding: 16px;
  background: var(--tsc-popover-bg);
  border: 1px solid var(--tsc-popover-border);
  border-radius: 12px;
  box-shadow: var(--tsc-toolbar-shadow);
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.tsc-popover.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.tsc-popover-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.tsc-popover-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary, #24292e);
}

.tsc-popover-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--color-text-secondary, #586069);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.tsc-popover-close:hover {
  background-color: var(--color-bg-secondary, #f6f8fa);
  color: var(--color-text-primary, #24292e);
}

.tsc-popover-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-primary, #24292e);
  background: var(--color-bg-primary, #fff);
  border: 1px solid var(--color-border, #e1e4e8);
  border-radius: 8px;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.tsc-popover-textarea:focus {
  border-color: var(--color-primary, #0366d6);
  box-shadow: 0 0 0 3px rgba(3, 102, 214, 0.1);
}

.tsc-popover-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.tsc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.tsc-btn-primary {
  color: var(--tsc-btn-primary-text);
  background-color: var(--tsc-btn-primary-bg);
  border-color: var(--tsc-btn-primary-bg);
}

.tsc-btn-primary:hover {
  opacity: 0.9;
}

.tsc-btn-secondary {
  color: var(--color-text-secondary, #586069);
  background-color: transparent;
  border-color: var(--color-border, #e1e4e8);
}

.tsc-btn-secondary:hover {
  background-color: var(--color-bg-secondary, #f6f8fa);
}

/* Tooltip styles */
.tsc-tooltip {
  position: absolute;
  z-index: 1002;
  max-width: 320px;
  padding: 12px 16px;
  background: var(--tsc-tooltip-bg);
  color: var(--tsc-tooltip-text);
  font-size: 13px;
  line-height: 1.5;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.tsc-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.tsc-tooltip::before {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--tsc-tooltip-bg);
}

.tsc-tooltip-author {
  font-weight: 600;
  margin-bottom: 4px;
}

.tsc-tooltip-date {
  font-size: 11px;
  opacity: 0.8;
  margin-bottom: 8px;
}

.tsc-tooltip-comment {
  word-break: break-word;
}

/* Unmatched comments section */
.tsc-unmatched-section {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--tsc-unmatched-bg);
  border: 1px solid var(--color-border, #e1e4e8);
  border-radius: 8px;
}

.tsc-unmatched-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary, #24292e);
  margin-bottom: 1rem;
}

.tsc-unmatched-item {
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  background: var(--color-bg-primary, #fff);
  border: 1px solid var(--color-border, #e1e4e8);
  border-radius: 6px;
}

.tsc-unmatched-item:last-child {
  margin-bottom: 0;
}

.tsc-unmatched-meta {
  font-size: 12px;
  color: var(--tsc-text-muted);
  margin-bottom: 4px;
}

.tsc-unmatched-text {
  font-size: 13px;
  color: var(--color-text-primary, #24292e);
  font-style: italic;
}

/* Authentication prompt */
.tsc-auth-prompt {
  text-align: center;
  padding: 1.5rem;
}

.tsc-auth-prompt p {
  margin-bottom: 1rem;
  color: var(--color-text-secondary, #586069);
  font-size: 14px;
}

.tsc-auth-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--color-primary, #0366d6);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.tsc-auth-btn:hover {
  background: var(--color-primary-hover, #0256c7);
}

.tsc-auth-btn svg {
  width: 18px;
  height: 18px;
}

/* Mobile adaptations */
@media (max-width: 768px) {
  .tsc-toolbar {
    padding: 4px 8px;
    gap: 2px;
  }

  .tsc-toolbar-btn {
    width: 28px;
    height: 28px;
  }

  .tsc-popover {
    width: calc(100vw - 40px);
    max-width: 320px;
  }

  .tsc-tooltip {
    max-width: calc(100vw - 32px);
  }
}

/* Print styles - hide interactive elements */
@media print {
  .tsc-toolbar,
  .tsc-popover,
  .tsc-tooltip,
  tsc-mark {
    display: none !important;
  }
}