/* ============================================
   AI 能力仪表盘 — 样式表
   暗色主题默认，支持亮色切换
   ============================================ */

/* ----- CSS 变量（暗色主题） ----- */
:root,
[data-theme="dark"] {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2333;
  --bg-hover: #252d3d;
  --border: #30363d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
  --purple: #a371f7;
  --orange: #f0883e;
  --cyan: #39d2c0;
  --pink: #f778ba;

  /* 维度颜色（8个） */
  --dim-1: #58a6ff;
  --dim-2: #3fb950;
  --dim-3: #d29922;
  --dim-4: #f85149;
  --dim-5: #a371f7;
  --dim-6: #f0883e;
  --dim-7: #39d2c0;
  --dim-8: #f778ba;

  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --radius: 12px;
}

/* ----- 亮色主题 ----- */
[data-theme="light"] {
  --bg-primary: #f6f8fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-hover: #f0f2f5;
  --border: #d0d7de;
  --text-primary: #1f2328;
  --text-secondary: #656d76;
  --text-muted: #8c959f;
  --accent: #0969da;
  --accent-hover: #0550ae;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* ----- Reset ----- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* ----- Header ----- */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 32px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.header-left h1 {
  font-size: 1.4rem;
  font-weight: 700;
}

.version {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.header-right {
  display: flex;
  gap: 8px;
}

/* ----- Buttons ----- */
.btn-icon {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 1.2rem;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-icon:hover { background: var(--bg-hover); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-secondary:hover { background: var(--bg-hover); }

/* ----- Main Container ----- */
.main-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ----- Card ----- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

/* ----- Capability Section (Radar + Levels) — 置于页面底部，视觉占比较小 ----- */
.capability-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* 缩小能力图区块的占比：容器更矮、内边距更小 */
.capability-section .chart-container { min-height: 240px; }
.capability-section .card { padding: 16px; }

.chart-card {
  display: flex;
  flex-direction: column;
}

.chart-container {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}
.chart-container canvas {
  max-width: 100%;
  max-height: 100%;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 8px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

/* ----- Level Cards ----- */
.levels-grid {
  display: grid;
  gap: 8px;
}

.level-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--bg-secondary);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  border: 1px solid transparent;
}
.level-item:hover {
  background: var(--bg-hover);
  border-color: var(--border);
  transform: translateX(4px);
}
.level-item.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
}

.level-icon {
  font-size: 1.3rem;
  width: 32px;
  text-align: center;
}

.level-info {
  flex: 1;
  min-width: 0;
}

.level-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.level-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.level-bar-wrapper {
  width: 80px;
}

.level-bar-bg {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.level-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

.level-badge {
  width: 36px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-hover);
}

/* Level badge colors */
.lvl-1 { color: var(--danger); }
.lvl-2 { color: var(--warning); }
.lvl-3 { color: var(--accent); }
.lvl-4 { color: var(--purple); }
.lvl-5 { color: var(--success); }

/* ----- Overall Score ----- */
.overall-score {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.overall-badge {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
}

.overall-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ----- Recommendations ----- */
.recommendations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.rec-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.rec-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}

.rec-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.rec-dimension {
  font-weight: 600;
  font-size: 0.9rem;
}

.rec-gap {
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  padding: 2px 8px;
  border-radius: 4px;
}

.rec-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 4px 0;
}

.rec-action {
  font-size: 0.8rem;
  color: var(--accent);
  margin-top: 8px;
  font-weight: 500;
}

/* ----- Assessment Form ----- */
.assessment-form {
  display: grid;
  gap: 16px;
}

.assess-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border-radius: 8px;
}

.assess-icon {
  font-size: 1.5rem;
  width: 36px;
  text-align: center;
}

.assess-info {
  width: 180px;
  flex-shrink: 0;
}

.assess-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.assess-lvl-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.assess-slider-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
}

.assess-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
}
.assess-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  transition: transform 0.15s;
}
.assess-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}
.assess-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}

.assess-value {
  width: 28px;
  text-align: center;
  font-weight: 700;
  font-size: 1rem;
}

.assess-level-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  max-width: 200px;
  flex-shrink: 0;
}

/* ----- Form Actions ----- */
.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  align-items: center;
}

.save-status {
  font-size: 0.85rem;
  color: var(--success);
  opacity: 0;
  transition: opacity 0.3s;
}
.save-status.visible {
  opacity: 1;
}

/* ----- Footer ----- */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ----- Extension Placeholders ----- */
.extension-placeholder {
  border-style: dashed;
  opacity: 0.7;
}
.extension-placeholder:hover {
  opacity: 1;
  border-color: var(--accent);
}
.placeholder-content {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.placeholder-content a {
  color: var(--accent);
  text-decoration: none;
}
.placeholder-content a:hover {
  text-decoration: underline;
}
.placeholder-icon {
  font-size: 2rem;
}

/* ----- Detail Modal ----- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 560px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.modal h2 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.modal-levels {
  display: grid;
  gap: 8px;
}

.modal-level {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid transparent;
}
.modal-level.current {
  border-color: var(--accent);
}

.modal-lvl-num {
  font-weight: 800;
  font-size: 1.1rem;
  min-width: 28px;
}

.modal-lvl-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.modal-close {
  display: block;
  margin: 20px auto 0;
}

/* ============================================
   资讯模块 — 新闻卡片
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.news-card {
  display: block;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.news-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.news-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.news-source {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  padding: 2px 8px;
  border-radius: 4px;
}

.news-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.news-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-summary {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.news-tag {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
}

.news-tag-live {
  font-size: 0.7rem;
  color: var(--success);
  background: color-mix(in srgb, var(--success) 12%, transparent);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
}

/* ----- 信源清单（折叠面板） ----- */
.sources-section {
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.sources-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.2s;
  user-select: none;
}
.sources-header:hover {
  background: var(--bg-secondary);
}

.sources-arrow {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.sources-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 6px;
  margin-top: 8px;
}

.source-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.2s;
  border: 1px solid transparent;
}
.source-item:hover {
  background: var(--bg-secondary);
  border-color: var(--border);
}

.source-type {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
}

.source-info {
  flex: 1;
  min-width: 0;
}

.source-name {
  font-size: 0.85rem;
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.source-reason {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: block;
  line-height: 1.4;
}

.source-lang {
  font-size: 0.7rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================
   行业动态模块
   ============================================ */
.section-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ----- 时间线 ----- */
.industry-timeline-section {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.timeline {
  position: relative;
  padding-left: 0;
}

.timeline-item {
  display: flex;
  gap: 16px;
  padding-bottom: 4px;
}

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 16px;
  flex-shrink: 0;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-card);
  flex-shrink: 0;
  margin-top: 4px;
}
.timeline-dot.impact-high {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 6px color-mix(in srgb, var(--accent) 30%, transparent);
}
.timeline-dot.impact-medium {
  background: var(--bg-card);
  border-color: var(--text-muted);
}

.timeline-line {
  width: 2px;
  flex: 1;
  min-height: 20px;
  background: var(--border);
  margin-top: 4px;
}

.timeline-content {
  flex: 1;
  padding-bottom: 16px;
  min-width: 0;
}

.timeline-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.timeline-date {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  font-family: monospace;
}

.timeline-category {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
}

.timeline-impact {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 3px;
}
.timeline-impact.impact-high {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.timeline-impact.impact-medium {
  color: var(--text-muted);
  background: var(--bg-secondary);
}

.timeline-event {
  font-size: 0.85rem;
  color: var(--text-primary);
  line-height: 1.5;
  margin: 0;
}

/* ----- 关键玩家卡片 ----- */
.players-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.player-card {
  display: block;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.player-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.player-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.player-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.player-type {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: 3px;
}

.player-product {
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 6px;
}

.player-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ----- Responsive ----- */
@media (max-width: 900px) {
  .capability-section {
    grid-template-columns: 1fr;
  }

  .assess-item {
    flex-wrap: wrap;
  }
  .assess-info {
    width: auto;
  }
  .assess-level-desc {
    display: none;
  }

  .main-container {
    padding: 16px;
  }
  .header {
    padding: 12px 16px;
  }
}

@media (max-width: 600px) {
  .header-left h1 {
    font-size: 1.1rem;
  }
  .recommendations-grid {
    grid-template-columns: 1fr;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .sources-list {
    grid-template-columns: 1fr;
  }
  .players-grid {
    grid-template-columns: 1fr;
  }
  .timeline-content {
    padding-bottom: 12px;
  }
}