/* 法易 - 智能普法助手 全局样式（纯 CSS，适配 Tailwind CDN 场景） */
:root {
  --legal-dark: #1e3a5f;
  --legal-main: #2c5282;
  --legal-light: #4a90c7;
  --legal-gold: #c9a227;
  --legal-paper: #f8f6f0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', 'Microsoft YaHei', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* 导航链接（减少边框线条，更多留白） */
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  transition: background-color 0.18s ease, color 0.18s ease;
}

.nav-link:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

/* 按钮：统一视觉、增加呼吸感 */
.btn-primary,
.btn-secondary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.3rem;
  border-radius: 0.8rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  color: #ffffff;
  background-color: var(--legal-main);
  box-shadow: 0 8px 16px rgba(44, 82, 130, 0.28);
}

.btn-primary:hover {
  background-color: var(--legal-dark);
  box-shadow: 0 10px 24px rgba(30, 58, 95, 0.35);
}

.btn-secondary {
  color: var(--legal-main);
  background-color: #ffffff;
  border-color: var(--legal-main);
}

.btn-secondary:hover {
  color: #ffffff;
  background-color: var(--legal-main);
}

.btn-outline {
  color: #374151;
  background-color: #ffffff;
  border-color: #d1d5db;
}

.btn-outline:hover {
  background-color: #f3f4f6;
}

/* 区块：增加上下留白，减轻拥挤感 */
.section {
  padding-top: 3rem;
  padding-bottom: 3.5rem;
}

@media (min-width: 768px) {
  .section {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  text-align: center;
  color: var(--legal-dark);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2rem;
  }
}

.section-desc {
  max-width: 40rem;
  margin: 0 auto 2rem;
  text-align: center;
  font-size: 0.95rem;
  color: #4b5563;
}

/* 输入框：更大内边距、圆角，视觉更轻 */
.input-field {
  display: block;
  width: 100%;
  padding: 0.65rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid #d1d5db;
  color: #111827;
  font-size: 0.95rem;
  background-color: #ffffff;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.input-field::placeholder {
  color: #9ca3af;
}

.input-field:focus {
  outline: none;
  border-color: var(--legal-main);
  box-shadow: 0 0 0 2px rgba(74, 144, 199, 0.25);
}

/* 文书/流程类型按钮：更轻量的边框与留白 */
.doc-type-btn,
.flow-type-btn,
.mediation-tab-btn,
.sim-role-btn,
.sim-scene-btn {
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
  border: 1px solid #e5e7eb;
  background-color: #ffffff;
  color: #374151;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.doc-type-btn:hover,
.flow-type-btn:hover,
.mediation-tab-btn:hover,
.sim-role-btn:hover,
.sim-scene-btn:hover {
  border-color: var(--legal-main);
  color: var(--legal-main);
  box-shadow: 0 4px 10px rgba(44, 82, 130, 0.12);
}

.doc-type-btn.active,
.flow-type-btn.active,
.mediation-tab-btn.active,
.sim-role-btn.active,
.sim-scene-btn.active {
  background-color: var(--legal-main);
  border-color: var(--legal-main);
  color: #ffffff;
  box-shadow: 0 6px 14px rgba(44, 82, 130, 0.25);
}

/* OCR 拖拽区 */
.ocr-dropzone.dragover {
  border-color: var(--legal-main);
  background-color: rgba(74, 144, 199, 0.08);
}

.ocr-result:empty::before {
  content: '识别结果将显示在这里';
  color: #9ca3af;
}

/* 文书编辑器占位 */
#doc-editor[data-placeholder]:empty::before {
  content: attr(data-placeholder);
  color: #9ca3af;
}

/* 流程步骤：卡片化 + 箭头，保持层次 */
.flow-steps {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.75rem;
}

.flow-step {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  border-radius: 0.9rem;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.04);
  font-size: 0.9rem;
}

.flow-step .step-num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background-color: var(--legal-main);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.flow-arrow {
  flex-shrink: 0;
  font-size: 1.1rem;
  color: var(--legal-light);
}

/* 劳动仲裁全流程可视化 */
.labor-flow-container {
  min-height: 140px;
  padding: 0.5rem 0;
}
.labor-flow-svg {
  display: block;
  max-width: 100%;
  height: auto;
}
.labor-node {
  cursor: pointer;
  outline: none;
}
.labor-node rect {
  transition: fill 0.2s ease, filter 0.2s ease;
}
.labor-node:hover rect,
.labor-node:focus rect {
  fill: var(--legal-dark);
  filter: url(#labor-node-shadow) brightness(1.08);
}
.labor-detail h4 {
  color: var(--legal-main);
}

/* 风险评估仪表盘（简易圆形） */
.risk-gauge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: conic-gradient(var(--legal-main) 0% var(--p, 0%), #e5e7eb var(--p, 0%) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.risk-gauge::after {
  content: '';
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--legal-paper);
}

/* 风险维度条形（可视化） */
.risk-dim-bar {
  height: 8px;
  border-radius: 4px;
  background: #e5e7eb;
  overflow: hidden;
}
.risk-dim-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--legal-main);
  transition: width 0.4s ease;
}
.risk-dim-fill.low { background: #22c55e; }
.risk-dim-fill.mid { background: var(--legal-gold); }
.risk-dim-fill.high { background: #ef4444; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* 类案卡片：更大圆角与柔和阴影，降低密度感 */
.case-card {
  padding: 1rem;
  border-radius: 0.9rem;
  border: 1px solid #e5e7eb;
  background-color: #ffffff;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.case-card:hover {
  border-color: var(--legal-light);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
  transform: translateY(-2px);
}

.case-card h4 {
  margin: 0 0 0.25rem;
  font-weight: 600;
  color: var(--legal-dark);
}

.case-card .case-meta {
  margin-bottom: 0.35rem;
  font-size: 0.75rem;
  color: #6b7280;
}

.case-card .case-summary {
  font-size: 0.9rem;
  color: #4b5563;
}

/* 加载状态（保留） */
.loading-dots::after {
  content: '';
  animation: loading 1s steps(4, end) infinite;
}

@keyframes loading {
  0%,
  100% {
    content: '';
  }
  25% {
    content: '.';
  }
  50% {
    content: '..';
  }
  75% {
    content: '...';
  }
}

/* 法条溯源：可点击法条蓝色下划线 */
.legal-ref {
  color: #2563eb;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  font: inherit;
}
.legal-ref:hover {
  color: #1d4ed8;
}

/* 法条溯源弹窗 */
.legal-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
}
.legal-modal {
  position: fixed;
  inset: 0;
  z-index: 101;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.legal-modal-box {
  max-width: 28rem;
  max-height: 90vh;
  overflow-y: auto;
  background: #fff;
  border-radius: 0.75rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  padding: 1.25rem;
}
.legal-modal-close {
  width: 2rem;
  height: 2rem;
  border: none;
  background: #f3f4f6;
  border-radius: 0.375rem;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  color: #374151;
}
.legal-modal-close:hover {
  background: #e5e7eb;
}
.legal-modal.hidden,
.legal-modal-overlay.hidden {
  display: none !important;
}
.legal-modal:not(.hidden) {
  display: flex;
}

/* 打印样式（导出 PDF 时） */
@media print {
  header,
  footer,
  .no-print,
  nav,
  button,
  .btn-primary,
  .btn-secondary,
  .btn-outline,
  .legal-modal-overlay,
  .legal-modal {
    display: none !important;
  }

  body {
    background: #ffffff;
  }

  .section {
    padding: 0.5rem 0;
  }
}

/* 视频通话：本地画面镜像 */
video.mirror {
  transform: scaleX(-1);
}