/* ==========================================================
   bid-analysis.css — 投前诊断页面
   风格：方框直角 + 左侧色条 + 语义色彩系统
   ========================================================== */

/* ── 页面外壳 ── */
.ba-shell {
  min-height: 100vh;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary, #18324a);
}

/* ── 顶部导航栏 ── */
.ba-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 var(--space-6);
  min-height: var(--topbar-height);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 2px solid var(--color-border, #cad8e3);
  backdrop-filter: blur(10px);
}

.ba-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* ── 通用按钮基础 ── */
.ba-back-btn,
.ba-reset-btn,
.ba-upload-trigger {
  border: 1px solid var(--color-border, #cad8e3);
  background: #fff;
  color: var(--color-text-primary, #18324a);
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-weight: 600;
}

.ba-back-btn {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ba-reset-btn,
.ba-upload-trigger {
  padding: 8px 16px;
  font-size: 13px;
}

.ba-back-btn:hover,
.ba-reset-btn:hover,
.ba-upload-trigger:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-ultra-light);
  transform: translateY(-1px);
}

.ba-upload-trigger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── 标题区 ── */
.ba-title {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-display, 'Noto Serif SC', serif);
  color: var(--color-text-primary);
}

.ba-subtitle {
  margin-top: 2px;
  font-size: 12px;
  color: var(--color-text-secondary, #597086);
}

/* ── 主内容区 ── */
.ba-main {
  max-width: 1260px;
  margin: 0 auto;
  padding: 28px var(--space-6) 56px;
}

/* ── Hero 区 — 左文案 + 右上传卡 ── */
.ba-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 420px);
  gap: 20px;
  align-items: stretch;
}

/* ── 公共卡片基础 ── */
.ba-hero-copy,
.ba-upload-card,
.ba-panel {
  background: #ffffff;
  border: 1px solid var(--color-border, #cad8e3);
  border-radius: 0;
  box-shadow: none;
}

/* ── Hero 文案 ── */
.ba-hero-copy {
  padding: 32px 28px;
  border-left: 4px solid var(--color-primary);
}

.ba-hero-copy h1 {
  margin: 16px 0 14px;
  max-width: 14ch;
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.ba-hero-copy p {
  margin: 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--color-text-secondary, #597086);
}

/* ── 方形标签 chip ── */
.ba-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 2px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.ba-chip--muted {
  background: rgba(24, 50, 74, 0.06);
  color: var(--color-text-secondary, #597086);
}

/* ── 上传卡片 ── */
.ba-upload-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px;
  border-left: 4px solid var(--color-info, #4f7393);
}

.ba-upload-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.ba-upload-head h2 {
  margin: 8px 0 0;
  font-size: 19px;
  font-family: var(--font-display, 'Noto Serif SC', serif);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ── 拖拽上传区 ── */
.ba-dropzone {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  width: 100%;
  padding: 16px;
  border: 2px dashed var(--color-border, #cad8e3);
  background: var(--color-bg, #f5f9fc);
  border-radius: 0;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ba-dropzone.is-dragover,
.ba-dropzone:hover:not(:disabled) {
  border-color: var(--color-primary);
  background: var(--color-primary-ultra-light);
  transform: translateY(-1px);
}

.ba-dropzone:disabled {
  opacity: 0.55;
  cursor: wait;
}

.ba-dropzone-icon {
  width: 52px;
  height: 52px;
  border-radius: 2px;
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  border: 1px solid var(--color-border-light, #dce7ef);
}

.ba-dropzone-copy {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.ba-dropzone-copy strong {
  font-size: 14px;
  color: var(--color-text-primary);
}

.ba-dropzone-copy span,
.ba-stage-copy {
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-text-secondary, #597086);
}

/* ── 进度轨道 ── */
.ba-progress-rail {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.ba-progress-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 2px;
  background: rgba(24, 50, 74, 0.04);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-tertiary, #91a4b5);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.ba-progress-step.is-active {
  background: var(--color-primary-ultra-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 700;
}

.ba-progress-step.is-done {
  background: var(--color-success-ultra-light);
  border-color: var(--color-success-border);
  color: var(--color-success);
  font-weight: 600;
}

.ba-progress-dot {
  width: 8px;
  height: 8px;
  border-radius: 1px;
  background: currentColor;
  flex-shrink: 0;
}

/* ── 错误提示 ── */
.ba-error {
  padding: 12px 14px;
  border-radius: 0;
  border: 1px solid var(--color-error-border);
  border-left: 4px solid var(--color-error);
  background: var(--color-error-ultra-light);
  color: var(--color-error);
  font-size: 12px;
  line-height: 1.7;
  font-weight: 500;
}

/* ── 结果面板区 ── */
.ba-board,
.ba-placeholder {
  margin-top: 20px;
}

.ba-board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

/* ── 面板基础样式 ── */
.ba-panel {
  padding: 24px;
  border-left: 4px solid var(--color-border, #cad8e3);
}

/* 面板色条语义 — 项目快照 */
.ba-panel--snapshot {
  border-left-color: var(--color-primary);
}

/* 面板色条语义 — 投前判断 (默认 = 继续推进 = 绿) */
.ba-panel--verdict {
  border-left-color: var(--color-success);
  background: #fff;
}

.ba-panel--verdict.is-continue {
  border-left-color: var(--color-success);
  background: linear-gradient(90deg, var(--color-success-ultra-light) 0%, #ffffff 40%);
}

.ba-panel--verdict.is-caution {
  border-left-color: var(--color-warning);
  background: linear-gradient(90deg, var(--color-warning-ultra-light) 0%, #ffffff 40%);
}

.ba-panel--verdict.is-insufficient {
  border-left-color: var(--color-error);
  background: linear-gradient(90deg, var(--color-error-ultra-light) 0%, #ffffff 40%);
}

/* 面板色条语义 — 技术标 */
.ba-panel--tech {
  border-left-color: var(--color-primary);
}

/* 面板色条语义 — 下一步动作 */
.ba-panel--actions {
  border-left-color: var(--color-success);
}

/* 面板色条语义 — 占位引导 */
.ba-panel--placeholder {
  border-left-color: var(--color-primary);
}

/* 跨列面板 */
.ba-panel--tech,
.ba-panel--actions,
.ba-panel--placeholder {
  grid-column: 1 / -1;
}

/* ── 面板头部 ── */
.ba-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

/* 眉题 */
.ba-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary, #91a4b5);
}

.ba-panel h3 {
  margin: 5px 0 0;
  font-size: 20px;
  font-family: var(--font-display, 'Noto Serif SC', serif);
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text-primary);
}

/* ── 项目快照 KV 网格 ── */
.ba-kv-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.ba-kv {
  padding: 14px;
  border-radius: 0;
  background: var(--color-bg, #f5f9fc);
  border: 1px solid var(--color-border-light, #dce7ef);
  border-left: 3px solid var(--color-primary);
}

.ba-kv span,
.ba-tech-meta span,
.ba-subtitle {
  display: block;
  margin-bottom: 5px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-tertiary, #91a4b5);
}

.ba-kv strong,
.ba-tech-meta strong {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-primary);
}

/* ── 投前判断 verdict ── */
.ba-verdict-badge {
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 2px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* verdict badge 按级别着色 */
.ba-panel--verdict .ba-verdict-badge {
  background: var(--color-success-light);
  color: var(--color-success);
}

.ba-panel--verdict.is-caution .ba-verdict-badge {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.ba-panel--verdict.is-insufficient .ba-verdict-badge {
  background: var(--color-error-light);
  color: var(--color-error);
}

.ba-verdict-copy {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-secondary, #597086);
}

/* ── 技术标总览 meta ── */
.ba-tech-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.ba-tech-meta > div {
  padding: 14px 16px;
  border-radius: 0;
  background: var(--color-bg, #f5f9fc);
  border: 1px solid var(--color-border-light, #dce7ef);
}

/* ── 技术标 双列网格 ── */
.ba-tech-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 18px;
}

/* ── 评分/章节列表 ── */
.ba-score-list,
.ba-chapter-list,
.ba-note-block ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ba-score-list li,
.ba-chapter-list li {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light, #dce7ef);
}

.ba-score-list li:last-child,
.ba-chapter-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.ba-score-list li div,
.ba-chapter-list li {
  min-width: 0;
}

.ba-score-list strong,
.ba-chapter-list strong,
.ba-gap-item strong,
.ba-risk-head strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.ba-score-list span,
.ba-chapter-list span,
.ba-gap-item p,
.ba-risk-item p,
.ba-note-block li,
.ba-placeholder-grid span,
.ba-empty-inline {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.8;
  color: var(--color-text-secondary, #597086);
}

.ba-score-list em {
  font-style: normal;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-primary-ultra-light);
  padding: 2px 8px;
  border-radius: 2px;
  white-space: nowrap;
}

/* ── 技术标原文折叠区 ── */
.ba-source-details {
  margin-top: 16px;
  border: 1px solid var(--color-border, #cad8e3);
  border-radius: 0;
  overflow: hidden;
}

.ba-source-details summary {
  padding: 12px 16px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  background: var(--color-bg, #f5f9fc);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light, #dce7ef);
  transition: background var(--transition-fast);
}

.ba-source-details summary:hover {
  background: var(--color-surface-hover, #f2f7fb);
}

.ba-source-details pre {
  margin: 0;
  padding: 16px;
  max-height: 280px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 12px;
  line-height: 1.8;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  color: var(--color-text-secondary);
  background: #fff;
}

/* ── 非技术提醒 ── */
.ba-note-block + .ba-note-block {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light, #dce7ef);
}

.ba-note-block strong {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.ba-note-block li {
  position: relative;
  padding-left: 14px;
}

.ba-note-block li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--color-info, #4f7393);
}

.ba-note-block li.is-empty span {
  color: var(--color-text-tertiary);
}

/* ── 风险列表 ── */
.ba-risk-list,
.ba-gap-list {
  display: grid;
  gap: 10px;
}

.ba-risk-item,
.ba-gap-item {
  padding: 14px 16px;
  border-radius: 0;
  border: 1px solid var(--color-border-light, #dce7ef);
  background: #fff;
  border-left: 4px solid var(--color-border, #cad8e3);
  transition: transform var(--transition-fast);
}

.ba-risk-item:hover,
.ba-gap-item:hover {
  transform: translateY(-1px);
}

/* 风险按 severity 着色 */
.ba-risk-item[data-severity="high"] {
  border-left-color: var(--color-error);
  background: var(--color-error-ultra-light);
}

.ba-risk-item[data-severity="medium"] {
  border-left-color: var(--color-warning);
  background: var(--color-warning-ultra-light);
}

.ba-risk-item[data-severity="low"] {
  border-left-color: var(--color-info, #4f7393);
  background: var(--color-info-ultra-light);
}

.ba-risk-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

/* 风险/资料标签 */
.ba-risk-head span,
.ba-gap-tag {
  flex-shrink: 0;
  padding: 3px 8px;
  border-radius: 2px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.ba-risk-head span {
  background: rgba(24, 50, 74, 0.06);
  color: var(--color-text-secondary);
}

/* 风险标签按 severity 着色 */
.ba-risk-item[data-severity="high"] .ba-risk-head span {
  background: var(--color-error-light);
  color: var(--color-error);
}

.ba-risk-item[data-severity="medium"] .ba-risk-head span {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.ba-risk-item[data-severity="low"] .ba-risk-head span {
  background: var(--color-info-light);
  color: var(--color-info);
}

.ba-gap-tag {
  background: var(--color-info-light);
  color: var(--color-info);
}

.ba-gap-item {
  border-left-color: var(--color-info);
}

/* ── 下一步动作 ── */
.ba-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.ba-action-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  min-height: 120px;
  padding: 18px;
  border-radius: 0;
  border: 1px solid var(--color-border, #cad8e3);
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  border-left: 3px solid var(--color-border, #cad8e3);
}

.ba-action-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  border-left-color: var(--color-primary);
  background: var(--color-primary-ultra-light);
  box-shadow: var(--shadow-md);
}

.ba-action-card.is-primary {
  background: var(--color-success-ultra-light);
  border-color: var(--color-success-border);
  border-left: 4px solid var(--color-success);
}

.ba-action-card.is-primary:hover {
  background: var(--color-success-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.ba-action-card strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.ba-action-card span {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--color-text-secondary, #597086);
}

/* ── 占位引导面板（无结果时） ── */
.ba-placeholder-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.ba-placeholder-grid div {
  padding: 16px 18px;
  border-radius: 0;
  border: 1px solid var(--color-border-light, #dce7ef);
  background: var(--color-bg, #f5f9fc);
  border-left: 3px solid var(--color-primary);
  transition: transform var(--transition-fast);
}

.ba-placeholder-grid div:hover {
  transform: translateY(-1px);
}

.ba-placeholder-grid strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ── 空状态提示 ── */
.ba-empty-inline {
  padding: 14px 16px;
  border-radius: 0;
  background: var(--color-bg, #f5f9fc);
  border: 1px solid var(--color-border-light, #dce7ef);
  border-left: 3px solid var(--color-text-tertiary);
}

/* ── 非技术提醒面板 — 为第4个 .ba-panel 加色条 ── */
.ba-board-grid > .ba-panel:nth-child(4) {
  border-left-color: var(--color-info, #4f7393);
}

/* ── 风险面板 — 第5个 .ba-panel ── */
.ba-board-grid > .ba-panel:nth-child(5) {
  border-left-color: var(--color-warning);
}

/* ── 资料缺口面板 — 第6个 .ba-panel ── */
.ba-board-grid > .ba-panel:nth-child(6) {
  border-left-color: var(--color-info, #4f7393);
}

/* ── 响应式：平板及以下 ── */
@media (max-width: 980px) {
  .ba-hero,
  .ba-board-grid,
  .ba-tech-grid,
  .ba-action-grid,
  .ba-kv-grid,
  .ba-placeholder-grid,
  .ba-tech-meta {
    grid-template-columns: 1fr;
  }
}

/* ── 响应式：手机 ── */
@media (max-width: 720px) {
  .ba-header {
    padding: 12px 16px;
    align-items: flex-start;
    flex-direction: column;
  }

  .ba-main {
    padding: 16px 14px 40px;
  }

  .ba-hero-copy h1 {
    max-width: none;
    font-size: 28px;
  }

  .ba-upload-head,
  .ba-panel-head,
  .ba-risk-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .ba-panel {
    padding: 18px 16px;
  }
}