/* ============================================================
   简法文书 v2.0 — 三栏工作台布局 (workspace.css)
   三栏flex布局、分隔线可拖拽、响应式断点
   ============================================================ */

/* ---------- Workspace Container ---------- */
.jw-workspace {
  display: flex;
  height: 100vh;
  overflow: hidden;
  background: var(--jw-bg);
}

/* ---------- Panels ---------- */
.jw-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  position: relative;
}
.jw-panel--left {
  width: 30%;
  min-width: 260px;
  max-width: 45%;
}
.jw-panel--center {
  flex: 1;
  min-width: 360px;
}
.jw-panel--right {
  width: 30%;
  min-width: 260px;
  max-width: 45%;
}

/* ---------- Panel Header ---------- */
.jw-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--jw-border);
  background: var(--jw-bg);
  min-height: 48px;
  flex-shrink: 0;
}
.jw-panel__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--jw-text);
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.jw-panel__title span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.jw-scenario-tag {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  color: #fff;
  display: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.jw-scenario-tag.show {
  display: inline-block;
}
.jw-panel__actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.jw-panel__home-link {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  margin-right: 4px;
  font-size: 0.85rem;
  color: var(--jw-text-secondary);
  text-decoration: none;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}
.jw-panel__home-link:hover {
  color: var(--jw-primary);
  background: var(--jw-primary-light);
  text-decoration: none;
}

/* ---------- Panel Body ---------- */
.jw-panel__body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

/* ---------- Left Panel: Chat ---------- */
.jw-chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.jw-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.jw-chat-input-area {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--jw-border);
  background: var(--jw-bg);
  flex-shrink: 0;
}
.jw-chat-input-area input {
  flex: 1;
}

/* ---------- Center Panel: Editor ---------- */
.jw-editor-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.jw-editor-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--jw-border);
  background: var(--jw-gray-50);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.jw-editor-body {
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* ---------- Right Panel: AI ---------- */
.jw-ai-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.jw-ai-tabs {
  display: flex;
  border-bottom: 1px solid var(--jw-border);
  background: var(--jw-gray-50);
  flex-shrink: 0;
}
.jw-ai-tab {
  flex: 1;
  padding: 10px 8px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--jw-text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--jw-transition);
}
.jw-ai-tab:hover {
  color: var(--jw-text);
  background: var(--jw-gray-100);
}
.jw-ai-tab--active {
  color: var(--jw-primary);
  border-bottom-color: var(--jw-primary);
}
.jw-ai-content {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

/* ---------- Resize Handle ---------- */
.jw-resize-handle {
  width: 6px;
  cursor: col-resize;
  background: transparent;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
  transition: background var(--jw-transition);
}
.jw-resize-handle:hover,
.jw-resize-handle--active {
  background: var(--jw-primary);
}
.jw-resize-handle::after {
  content: '';
  position: absolute;
  top: 0;
  left: -3px;
  right: -3px;
  bottom: 0;
}

/* ---------- Risk Score Ring ---------- */
.jw-risk-ring {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.jw-risk-ring__svg {
  width: 120px;
  height: 120px;
}
.jw-risk-ring__bg {
  fill: none;
  stroke: var(--jw-gray-200);
  stroke-width: 8;
}
.jw-risk-ring__fill {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: center;
  transition: stroke-dashoffset 0.8s ease;
}
.jw-risk-ring__score {
  font-size: 1.8rem;
  font-weight: 700;
  fill: var(--jw-text);
  text-anchor: middle;
  dominant-baseline: central;
}

/* ---------- Risk Item ---------- */
.jw-risk-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--jw-border);
  border-radius: var(--jw-radius-sm);
  margin: 8px 12px;
  cursor: pointer;
  transition: background var(--jw-transition);
}
.jw-risk-item:hover {
  background: var(--jw-gray-50);
}
.jw-risk-item__severity {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 6px;
  flex-shrink: 0;
}
.jw-risk-item__severity--high { background: var(--jw-danger); }
.jw-risk-item__severity--medium { background: var(--jw-warning); }
.jw-risk-item__severity--low { background: var(--jw-success); }
.jw-risk-item__body {
  flex: 1;
  min-width: 0;
}
.jw-risk-item__clause {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--jw-text);
  margin-bottom: 4px;
}
.jw-risk-item__suggestion {
  font-size: 0.8rem;
  color: var(--jw-text-secondary);
  line-height: 1.45;
}

/* ---------- Optimization Suggestion ---------- */
.jw-suggestion-item {
  padding: 12px;
  border: 1px solid var(--jw-border);
  border-radius: var(--jw-radius-sm);
  margin: 8px 12px;
}
.jw-suggestion-item__original {
  font-size: 0.8rem;
  color: var(--jw-text-muted);
  text-decoration: line-through;
  margin-bottom: 6px;
}
.jw-suggestion-item__optimized {
  font-size: 0.85rem;
  color: var(--jw-success);
  margin-bottom: 6px;
}
.jw-suggestion-item__reason {
  font-size: 0.75rem;
  color: var(--jw-text-muted);
  margin-bottom: 10px;
}
.jw-suggestion-item__actions {
  display: flex;
  gap: 8px;
}

/* ---------- Missing Clause ---------- */
.jw-missing-clause {
  padding: 12px;
  border: 1px dashed var(--jw-warning);
  border-radius: var(--jw-radius-sm);
  margin: 8px 12px;
  background: var(--jw-warning-light);
}
.jw-missing-clause__title {
  font-weight: 600;
  font-size: 0.85rem;
  color: #e37400;
  margin-bottom: 4px;
}
.jw-missing-clause__text {
  font-size: 0.8rem;
  color: var(--jw-text-secondary);
  margin-bottom: 8px;
  white-space: pre-wrap;
}

/* ---------- Interpretation Panel ---------- */
.jw-interpretation {
  padding: 16px;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--jw-text);
}

/* ---------- Responsive Breakpoints ---------- */

/* ≥1200px: Full three-column (default above) */

/* 768-1199px: Left panel narrows, right collapsible */
@media (max-width: 1199px) {
  .jw-panel--left {
    width: 260px;
    min-width: 260px;
    max-width: 260px;
  }
  .jw-panel--right {
    width: 280px;
    min-width: 280px;
    max-width: 280px;
  }
}

/* <768px: Single column with bottom tabs */
@media (max-width: 767px) {
  .jw-workspace {
    flex-direction: column;
  }
  .jw-panel--left,
  .jw-panel--center,
  .jw-panel--right {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    height: 100%;
    display: none;
  }
  .jw-panel--active {
    display: flex;
  }
  .jw-workspace__mobile-tabs {
    display: flex;
    flex-shrink: 0;
    border-top: 1px solid var(--jw-border);
    background: var(--jw-bg);
  }
  .jw-workspace__mobile-tab {
    flex: 1;
    padding: 12px 8px;
    text-align: center;
    font-size: 0.75rem;
    color: var(--jw-text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
  }
  .jw-workspace__mobile-tab i {
    font-size: 1.2rem;
  }
  .jw-workspace__mobile-tab--active {
    color: var(--jw-primary);
  }
  .jw-resize-handle {
    display: none;
  }
}

@media (min-width: 768px) {
  .jw-workspace__mobile-tabs {
    display: none;
  }
}

/* ---------- A4 Preview ---------- */
.jw-a4-preview {
  width: 210mm;
  min-height: 297mm;
  margin: 20px auto;
  padding: 25mm 20mm 20mm 20mm;
  background: var(--jw-bg);
  box-shadow: var(--jw-shadow);
  font-family: "SimSun", "宋体", serif;
  font-size: 14px;
  line-height: 2;
  color: var(--jw-text);
}

/* ---------- Highlight Animation ---------- */
@keyframes jw-highlight-pulse {
  0%, 100% { background-color: transparent; }
  50% { background-color: rgba(249, 171, 0, 0.25); }
}
.jw-highlight-line {
  animation: jw-highlight-pulse 3s ease;
}

/* ---------- Responsive: 超小屏 480px ---------- */
@media (max-width: 480px) {
  .jw-panel__header { padding: 8px 12px; }
  .jw-panel__title { font-size: 0.9rem; }
  .jw-btn { padding: 6px 12px; font-size: 0.8rem; }
}