/* 主内容页 - 设计系统：Minimal + Industrial */

/* 主应用容器 */
.main-app {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  overflow: hidden;
  /* 工作台主按钮：与「查看输出示例」同色系的蓝渐变（链接色 #2b66e3） */
  --workspace-btn-from: #4580f4;
  --workspace-btn-to: #2b66e3;
  --workspace-btn-hover-from: #5d90f7;
  --workspace-btn-hover-to: #2457c8;
}


/* 顶栏：极简风格，留白充足 */
.main-nav {
  flex-shrink: 0;
  height: 56px;
  background: #fff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 100;
}

.main-nav-inner {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-account-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-account-badge {
  cursor: default;
  padding: 2px 0;
}

.nav-account-identity {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: min(220px, 42vw);
}

.nav-account-avatar {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.nav-account-identity .account-value {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.account-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: auto;
  margin-top: 4px;
  min-width: 320px;
  max-width: 380px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.08);
  z-index: 200;
  overflow: hidden;
}
.account-dropdown-inner {
  padding: 16px 20px;
}
.account-bind-section .bind-status + .workspace-bind-form,
.account-bind-section .bind-status + .workspace-bind-wechat-area,
.account-bind-section .workspace-bind-form + .workspace-bind-wechat-area {
  margin-top: 12px;
}

.bind-status,
.account-bind-section .bind-status {
  margin: 0 0 0 0;
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-body);
  line-height: var(--ui-line-body);
  color: var(--color-text);
  letter-spacing: 0;
}

.main-nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.02em;
}

.main-nav-brand:hover {
  opacity: 0.85;
}

.main-nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-body);
  line-height: var(--ui-line-body);
  color: var(--color-text-weak);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-em);
  line-height: var(--ui-line-body);
  color: #fff;
  background: var(--color-cta);
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.nav-cta:hover {
  background: var(--color-cta-hover);
}

.nav-cta-light {
  color: #2563eb;
  background: #eff6ff;
  border: 1px solid #dbeafe;
}

.nav-cta-light:hover {
  background: #dbeafe;
}

.nav-logout {
  color: var(--color-text-weak) !important;
}

.nav-logout:hover {
  color: var(--color-primary) !important;
}

.main-nav-account {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-body);
  line-height: var(--ui-line-body);
  color: var(--color-text);
}

.main-nav-account .account-label {
  color: var(--color-text-weak);
  white-space: nowrap;
}

.main-nav-account .account-value {
  white-space: nowrap;
}

.quota-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid #e2e8f0;
  padding: 6px 12px;
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-body);
  line-height: var(--ui-line-body);
  background: #f8fbff;
  border-radius: 8px;
}

.main-nav-quota .quota {
  white-space: normal;
  flex-wrap: wrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: min(100%, 52rem);
  justify-content: flex-end;
}

.main-nav-quota .quota-sep {
  color: #CBD5E1;
  font-weight: 400;
}

.main-nav-quota .quota-title {
  color: var(--color-text-weak);
  font-weight: var(--ui-weight-em);
}

.main-nav-quota .quota-label {
  color: var(--color-text);
  font-weight: var(--ui-weight-body);
  font-size: 13px;
  line-height: 1.35;
}

/* 功能卡片标题居中 */
.card-title-center {
  text-align: center;
}

.main-card .notice,
.main-card .disclaimer,
.main-card .info {
  text-align: center;
}

.main-card .usage-notice {
  text-align: left;
}

.main-card .usage-notice {
  font-size: var(--font-size-caption);
  color: var(--color-text-weak);
  background: #e8f4fc;
  border: 1px solid rgba(0, 122, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-md) 0;
  line-height: 1.6;
}

.usage-notice-title {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.usage-notice-line {
  margin-bottom: 4px;
}

.usage-notice-line:last-child {
  margin-bottom: 0;
}

/* 主功能按钮：胶囊 + 与「查看输出示例」同系蓝渐变 */
#analyze-btn,
#text-query-btn,
#scheme-start-first-btn,
#scheme-copy-result-btn,
#scheme-download-report-btn,
#lesson-generate-btn,
#lesson-download-btn {
  padding: 10px 22px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--workspace-btn-from) 0%, var(--workspace-btn-to) 100%);
  border-radius: 999px;
  box-shadow:
    0 4px 12px rgba(15, 23, 42, 0.1),
    0 0 18px rgba(43, 102, 227, 0.2);
}

#analyze-btn:hover:not(:disabled),
#text-query-btn:hover:not(:disabled),
#scheme-start-first-btn:hover:not(:disabled),
#scheme-copy-result-btn:hover:not(:disabled),
#scheme-download-report-btn:hover:not(:disabled),
#lesson-generate-btn:hover:not(:disabled),
#lesson-download-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--workspace-btn-hover-from) 0%, var(--workspace-btn-hover-to) 100%);
  box-shadow:
    0 6px 14px rgba(15, 23, 42, 0.12),
    0 0 24px rgba(43, 102, 227, 0.26);
  transform: translateY(-1px);
}

#analyze-btn:active:not(:disabled),
#text-query-btn:active:not(:disabled),
#scheme-start-first-btn:active:not(:disabled),
#scheme-copy-result-btn:active:not(:disabled),
#scheme-download-report-btn:active:not(:disabled),
#lesson-generate-btn:active:not(:disabled),
#lesson-download-btn:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
}

#analyze-btn:disabled,
#text-query-btn:disabled,
#scheme-start-first-btn:disabled,
#scheme-copy-result-btn:disabled,
#scheme-download-report-btn:disabled,
#lesson-generate-btn:disabled,
#lesson-download-btn:disabled {
  background: #d2d2d7;
  color: #86868b;
  box-shadow: none;
  transform: none;
}

/* 功能卡片渐变效果 */
.main-panel .card {
  background: linear-gradient(145deg, #ffffff 0%, #fafafa 100%);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-normal);
}

.main-panel .card:hover {
  background: linear-gradient(145deg, #ffffff 0%, #f5f5f7 100%);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

/* 两栏按钮水平对齐：左栏文件输入区较矮，右栏 textarea 较高，通过调整间距使两按钮同高 */
/* 左栏：增加「选择文件」与「上传并分析」之间的间距，将按钮下移以对齐右栏 */
#analyze-card .row:has(#file-input) {
  margin-bottom: var(--space-lg);
}
#analyze-btn {
  margin-top: 52px;
}

/* 施工方案：与照片/文字同一 main-card 单栏 */
#scheme-review-card .row:has(#scheme-file) {
  margin-bottom: var(--space-md);
}
#scheme-review-card .row:has(#scheme-note) label {
  margin-top: 2px;
  margin-bottom: 4px;
}
#scheme-review-card .row:has(#scheme-note) {
  margin-bottom: var(--space-sm);
}
#scheme-start-first-btn,
#lesson-generate-btn {
  margin-top: var(--space-sm);
  /* 与 #analyze-btn 一致：按文案宽度收缩的胶囊，非通栏 */
  width: auto;
  max-width: 100%;
}

/* 方案审查结果区：两颗主按钮与「复制/导出 Word」同款排列 */
#scheme-review-card #scheme-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#scheme-review-card #scheme-result-actions button {
  flex: 1 1 200px;
  min-width: 0;
  margin-top: 0;
}

/* 工作台内识别/查询/审查结果区：统一约三行正文高度（line-height 1.65 + 上下内边距） */
.main-app #analyze-card #result,
.main-app #text-query-card #text-result,
.main-app #scheme-review-card #scheme-result {
  min-height: calc(3 * 1.65em + 2 * var(--space-lg));
  width: 100%;
  box-sizing: border-box;
}

.main-app #analyze-card #result[data-placeholder="true"],
.main-app #text-query-card #text-result[data-placeholder="true"],
.main-app #scheme-review-card #scheme-result[data-placeholder="true"] {
  color: var(--color-text-weak);
}

/* 选择图片后小游戏显示时：缩短小游戏与「上传并分析」按钮之间的间距 */
#analyze-card.has-preview #image-preview-row {
  margin-bottom: var(--space-md);
}
#analyze-card.has-preview #analyze-btn {
  margin-top: var(--space-md);
}

/* 右栏：缩短隐患描述区域上下间距，使「生成判定依据」与左栏按钮对齐 */
#text-query-card .row:has(#hazard-text) label {
  margin-bottom: var(--space-xs);
}
#text-query-card .row:has(#hazard-text) {
  margin-bottom: var(--space-md);
}
#text-query-btn {
  margin-top: var(--space-sm);
}

/* 缩短按钮与结果区（分析结果/判定依据/方案审查）之间的间距 */
#analyze-card #progress-tip,
#text-query-card #text-progress-tip,
#scheme-review-card #scheme-progress-box {
  margin-top: 4px;
  min-height: 0.6em;
}
#analyze-card #analyze-msg,
#text-query-card #text-query-msg,
#scheme-review-card #scheme-submit-msg {
  margin-top: 2px;
}

/* 主滚动区：统一边距，以美观为原则 */
.main-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

/* 两栏网格：两区等宽，栏间距 = 左右边距 */
.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  width: 100%;
  min-height: min-content;
}

.main-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.main-panel .card {
  flex: 1 1 auto;
  min-width: 0;
  max-width: none;
  width: 100%;
  margin-left: 0;
  margin-right: 0;
}

.main-panel .notice,
.main-panel .disclaimer {
  margin: 0;
}

.main-card {
  margin-bottom: 0;
}

/* 结果文本框：占满面板宽度，最小高度 */
.main-panel .result-block {
  min-height: 180px;
  width: 100%;
}

.main-panel textarea {
  min-height: 100px;
  width: 100%;
  box-sizing: border-box;
}

/* 隐患描述输入框：缩小高度以配合两栏按钮对齐 */
#hazard-text {
  min-height: 56px;
}

#text-query-card .row {
  max-width: 100%;
}

/* 主内容显示时：body 无 padding */
body.main-app-visible {
  padding: 0;
  overflow: hidden;
}

/* 科技深色主题适配 */
body[data-theme="tech"] .main-nav {
  background: rgba(30, 41, 59, 0.8);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

body[data-theme="tech"] .main-nav-brand {
  color: var(--color-text);
}

body[data-theme="tech"] .main-nav-links a {
  color: var(--color-text-weak);
}

/* 加载动画 */
@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--color-text-weak);
}

.loading-indicator::before {
  content: "";
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-primary);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* 结果展示分段高亮 */
.result-section {
  position: relative;
  padding: 12px 16px;
  margin: 12px 0;
  border-left: 3px solid var(--color-primary);
  background: linear-gradient(90deg, rgba(0, 113, 227, 0.05) 0%, transparent 100%);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.result-section:first-child {
  margin-top: 0;
}

.result-section:last-child {
  margin-bottom: 0;
}

.result-section.warning {
  border-left-color: var(--color-error);
  background: linear-gradient(90deg, rgba(255, 59, 48, 0.05) 0%, transparent 100%);
}

.result-section.success {
  border-left-color: var(--color-success);
  background: linear-gradient(90deg, rgba(52, 199, 89, 0.05) 0%, transparent 100%);
}

/* 结果区块渐入动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-block.fade-in {
  animation: fadeInUp 0.4s ease-out;
}

/* 左栏内：图片预览与小游戏垂直排列 */
.main-panel-left .analyze-layout {
  flex-direction: column;
}

.main-panel-left .analyze-right {
  max-width: none;
}

/* 响应式：小屏单栏 */
@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
  }

  .main-nav-inner {
    padding: 0 16px;
  }

  .main-nav-links {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .main-nav-account {
    display: none;
  }

  .main-nav-quota {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
  }

  .main-scroll {
    padding: 16px;
  }

  #analyze-btn {
    margin-top: var(--space-md);
  }
}

@media (max-width: 480px) {
  .main-nav {
    height: auto;
    min-height: 48px;
  }

  .main-nav-inner {
    flex-wrap: wrap;
    padding: 8px 12px;
    gap: 4px;
  }

  .main-nav-brand span {
    font-size: 16px;
  }

  .main-nav-links {
    gap: 8px;
    font-size: 14px;
  }

  .main-nav-links a {
    font-size: 14px;
  }

  .main-nav-quota .quota {
    font-size: 13px;
  }

  .main-scroll {
    padding: 12px;
  }

  .main-panel .card {
    padding: var(--space-md) var(--space-md);
  }

  .main-panel .result-block {
    min-height: 120px;
    font-size: 15px;
  }

  .usage-notice {
    font-size: 14px !important;
    padding: var(--space-sm) var(--space-md) !important;
  }
}