/* ============================================================
   研究专区 · /lab/
   原则：少卡片、多列表；进度优先；状态用颜色 + 文字双重表达。
   （实验台账与证据链两个视图的样式在 research-viewers.css）
   ============================================================ */

/* ---------- 页头 ---------- */
.lab-head { padding-block: clamp(26px, 4.5vw, 46px) 18px; }
.lab-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-hand);
  font-size: 0.76rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent-text);
  padding: 4px 12px;
  border: 1px dashed var(--accent);
  border-radius: 999px;
  background: var(--accent-tint);
  margin-bottom: 12px;
}
.lab-source {
  margin-top: 10px;
  font-size: var(--fs-sm);
  color: var(--ink-3);
  overflow-wrap: anywhere;
}
.lab-source code,
.lab-bar-note code,
.lab-cap-ev code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 1px 6px;
  border-radius: 5px;
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--ink-2);
  overflow-wrap: anywhere;
}

/* ---------- 分区内导航 ---------- */
.lab-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin: 6px 0 26px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow-sm);
  width: fit-content;
  max-width: 100%;
}
.lab-tab {
  padding: 7px 16px;
  border-radius: 999px;
  font-size: var(--fs-sm);
  color: var(--ink-2);
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.lab-tab:hover { background: var(--accent-tint); color: var(--accent-text); }
.lab-tab.is-active { background: var(--accent); color: var(--accent-contrast); font-weight: 600; }

/* ---------- 进度条 ---------- */
.lab-progress {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: var(--gap);
  margin-bottom: 22px;
}
.lab-bar-card {
  padding: clamp(16px, 2.4vw, 22px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.lab-bar-card.lab-bar-current {
  background: linear-gradient(180deg, var(--accent-tint), var(--card) 70%);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
}
.lab-bar-head { display: flex; align-items: baseline; gap: 12px; }
.lab-bar-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink-strong);
}
.lab-bar-pct {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-text);
  font-variant-numeric: tabular-nums;
}
.lab-bar {
  height: 10px;
  border-radius: 999px;
  background: var(--line);
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(126, 92, 76, 0.12);
}
.lab-bar > i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-deep));
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.lab-bar-current .lab-bar { background: repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 10px); }
.lab-bar-note { font-size: var(--fs-xs); color: var(--ink-3); line-height: 1.6; }
.lab-bar-sub { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.65; }
.lab-bar-sub strong {
  display: inline-block;
  margin-right: 8px;
  font-size: var(--fs-xs);
  color: var(--accent-text);
  letter-spacing: 0.06em;
}
.lab-bar-gap strong { color: #B5842A; }
.lab-bar-name {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink-strong);
  font-size: 1.02rem;
}
.lab-progress-missing { margin-bottom: 22px; }

/* ---------- 能力明细 ---------- */
.lab-breakdown { padding: clamp(16px, 2.4vw, 22px); margin-bottom: 22px; }
.lab-breakdown-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.lab-breakdown-title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--ink-strong);
}
.lab-legend-chips { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
.lab-status,
.lab-cap-status {
  font-size: var(--fs-xs);
  padding: 2px 9px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.lab-status.is-ok, .lab-cap.is-ok .lab-cap-status { background: color-mix(in srgb, #5E7C3C 16%, var(--card)); color: #4E6A31; border-color: color-mix(in srgb, #5E7C3C 32%, transparent); }
.lab-status.is-inprogress, .lab-cap.is-inprogress .lab-cap-status { background: var(--accent); color: var(--accent-contrast); border-color: transparent; font-weight: 600; }
.lab-status.is-partial, .lab-cap.is-partial .lab-cap-status { background: color-mix(in srgb, #B5842A 16%, var(--card)); color: #8E6519; border-color: color-mix(in srgb, #B5842A 34%, transparent); }
.lab-status.is-todo, .lab-cap.is-todo .lab-cap-status { background: var(--card-2); color: var(--ink-3); border-color: var(--line); }
.lab-status.is-fail, .lab-cap.is-fail .lab-cap-status { background: color-mix(in srgb, #C2503C 14%, var(--card)); color: #A63F2D; border-color: color-mix(in srgb, #C2503C 32%, transparent); }
[data-theme='dark'] .lab-status.is-ok, [data-theme='dark'] .lab-cap.is-ok .lab-cap-status { color: #9CC47A; }
[data-theme='dark'] .lab-status.is-partial, [data-theme='dark'] .lab-cap.is-partial .lab-cap-status { color: #E0B45E; }
[data-theme='dark'] .lab-status.is-fail, [data-theme='dark'] .lab-cap.is-fail .lab-cap-status { color: #F09A87; }

.lab-cap-list { display: flex; flex-direction: column; gap: 2px; }
.lab-cap {
  display: grid;
  grid-template-columns: 2.6em minmax(0, 1fr) minmax(80px, 200px) 3.4em 4.8em;
  gap: 12px;
  align-items: center;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}
.lab-cap:hover { background: var(--accent-tint); }
.lab-cap-id { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 700; color: var(--accent-text); }
.lab-cap-name { color: var(--ink); font-size: 0.95rem; min-width: 0; overflow-wrap: anywhere; }
.lab-cap-track { display: block; }
.lab-cap-track .lab-bar { height: 6px; }
.lab-cap.is-fail .lab-cap-track .lab-bar > i { background: linear-gradient(90deg, #C2503C, #D96C5A); }
.lab-cap.is-todo .lab-cap-track .lab-bar > i { background: var(--ink-3); opacity: 0.5; }
.lab-cap.is-ok .lab-cap-track .lab-bar > i { background: linear-gradient(90deg, #7BA05B, #5E7C3C); }
.lab-cap-pct { text-align: right; font-family: var(--font-mono); font-size: var(--fs-sm); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.lab-cap-status { text-align: center; }

.lab-cap-detail-list { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }
.lab-cap-detail {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  border-left: 4px solid var(--line-strong);
  background: var(--card-2);
}
.lab-cap-detail.is-ok { border-left-color: #5E7C3C; }
.lab-cap-detail.is-inprogress { border-left-color: var(--accent); }
.lab-cap-detail.is-partial { border-left-color: #B5842A; }
.lab-cap-detail.is-fail { border-left-color: #C2503C; }
.lab-cap-detail h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink-strong);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.lab-cap-detail p { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.7; }
.lab-cap-detail p + p { margin-top: 6px; }
.lab-cap-detail p strong {
  display: inline-block;
  margin-right: 8px;
  font-size: var(--fs-xs);
  color: var(--accent-text);
  letter-spacing: 0.06em;
}
.lab-cap-desc { font-style: italic; color: var(--ink-3); }
.lab-cap-ev code { font-size: 0.82em; }

/* ---------- 折叠块 ---------- */
.lab-more { margin-top: 14px; }
.lab-more-standalone {
  margin-top: 22px;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow-sm);
}
.lab-more > summary {
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--accent-text);
  padding: 4px 0;
  list-style: none;
}
.lab-more > summary::-webkit-details-marker { display: none; }
.lab-more > summary::before { content: '▸ '; display: inline-block; transition: transform 0.2s; }
.lab-more[open] > summary::before { content: '▾ '; }
.lab-more > summary:hover { text-decoration: underline; }

/* ---------- 关键数字 ---------- */
.lab-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.lab-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow-sm);
}
.lab-stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent-text);
  font-variant-numeric: tabular-nums;
}
.lab-stat-label { font-size: var(--fs-xs); color: var(--ink-3); letter-spacing: 0.06em; }

/* ---------- 实时进展 ---------- */
.lab-live {
  padding: clamp(14px, 2.2vw, 20px);
  margin-bottom: 22px;
}
.lab-live-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.lab-live-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ink-strong);
}
.lab-live-badge {
  margin-left: auto;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: 700;
  background: var(--panel);
  color: var(--ink);
}
.lab-live-badge.is-live { background: var(--accent); color: var(--accent-contrast); }
.lab-live-note { font-size: var(--fs-xs); color: var(--ink-3); margin-top: 4px; font-family: var(--font-mono); }
.lab-live-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.lab-live-cell {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--card-2);
  border: 1px solid var(--line);
  min-width: 0;
}
.lab-live-k { font-size: var(--fs-xs); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.lab-live-v {
  font-family: var(--font-mono);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--ink-strong);
  overflow-wrap: anywhere;
}
.lab-live-h { font-size: var(--fs-xs); color: var(--ink-3); overflow-wrap: anywhere; }
.lab-log-list { display: flex; flex-direction: column; gap: 2px; margin-top: 10px; }
.lab-log-list li {
  display: grid;
  grid-template-columns: minmax(0, 150px) 118px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  min-width: 0;
}
.lab-log-list li:hover { background: var(--accent-tint); }
.lab-log-list li > * { min-width: 0; }
.lab-log-id { font-family: var(--font-mono); font-size: 0.8em; color: var(--accent-text); font-weight: 600; overflow-wrap: anywhere; }
.lab-log-list time { font-size: var(--fs-xs); color: var(--ink-3); font-variant-numeric: tabular-nums; }
.lab-log-note { color: var(--ink-2); min-width: 0; overflow-wrap: anywhere; }

/* ---------- 入口 ---------- */
.lab-entries {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.lab-entry { display: flex; gap: 12px; padding: 14px 16px; align-items: center; }
.lab-entry:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.lab-entry-emoji {
  width: 38px;
  height: 38px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-tint);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--accent-text);
  font-size: 1.05rem;
}
.lab-entry-body { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.lab-entry-title { font-weight: 700; color: var(--ink-strong); }
.lab-entry-desc { font-size: var(--fs-xs); color: var(--ink-3); }

/* ---------- 报告 / 主题：紧凑列表 ---------- */
.lab-report-list { padding: clamp(14px, 2.2vw, 20px); margin-bottom: 22px; }
.lab-report-rows { display: flex; flex-direction: column; gap: 2px; }
.lab-report-rows-full { margin-top: 4px; }
.lab-report-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s;
  flex-wrap: wrap;
}
.lab-report-row:hover { background: var(--accent-tint); border-color: var(--line); }
.lab-report-row-main { display: flex; flex-direction: column; gap: 3px; flex: 1 1 320px; min-width: 0; }
.lab-report-name { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; color: var(--ink-strong); }
.lab-report-row:hover .lab-report-name { color: var(--accent-text); }
.lab-report-desc { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.6; }
.lab-report-row-meta {
  font-size: var(--fs-xs);
  color: var(--ink-3);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.lab-theme-rows { display: flex; flex-direction: column; gap: 2px; }
.lab-theme-row {
  display: grid;
  grid-template-columns: minmax(0, 260px) minmax(60px, 1fr) 5em;
  gap: 14px;
  align-items: center;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}
.lab-theme-row:hover { background: var(--accent-tint); }
.lab-theme-row-main { display: flex; align-items: center; gap: 10px; min-width: 0; }
.lab-theme-emoji { color: var(--accent-text); font-size: 1.1rem; flex: none; }
.lab-theme-name { font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }
.lab-theme-row:hover .lab-theme-name { color: var(--accent-text); }
.lab-theme-track { height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.lab-theme-track i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-deep)); }
.lab-theme-count { text-align: right; font-size: var(--fs-xs); color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* ---------- 项目结构 ---------- */
.lab-dirs { display: flex; flex-direction: column; gap: 5px; margin-top: 12px; }
.lab-dir {
  display: grid;
  grid-template-columns: minmax(0, 140px) minmax(50px, 1fr) minmax(0, 180px);
  gap: 12px;
  align-items: center;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
}
.lab-dir:hover { background: var(--accent-tint); }
.lab-dir-name { font-family: var(--font-mono); color: var(--ink-strong); font-weight: 600; }
.lab-dir-bar { height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.lab-dir-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-deep)); border-radius: 999px; }
.lab-dir-size { text-align: right; font-size: var(--fs-xs); color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* ---------- 章节列表 ---------- */
.lab-sections { display: flex; flex-direction: column; gap: 2px; }
.lab-sec {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s;
  flex-wrap: wrap;
}
.lab-sec:hover { background: var(--accent-tint); border-color: var(--line); }
.lab-sec-link { display: flex; align-items: baseline; gap: 12px; flex: 1 1 320px; min-width: 0; }
.lab-sec-title { font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }
.lab-sec:hover .lab-sec-title { color: var(--accent-text); }
.lab-sec-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: var(--fs-xs);
  color: var(--ink-3);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.lab-sec-report { font-family: var(--font-mono); font-size: 0.95em; }
.lab-sec-themes { display: inline-flex; gap: 5px; flex-wrap: wrap; }
.lab-theme-dot {
  font-size: 0.7rem;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--ink-2);
  transition: all 0.2s;
}
.lab-theme-dot:hover { background: var(--accent); color: var(--accent-contrast); border-color: transparent; }
.lab-stars { color: var(--accent-deep); letter-spacing: -0.06em; }

/* ---------- 时间轴 ---------- */
.lab-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 12px; font-size: var(--fs-xs); }
.lab-legend-item { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); }
.lab-legend-item::before { content: ''; width: 9px; height: 9px; border-radius: 50%; }
.lab-legend-item.is-milestone::before { background: var(--accent); }
.lab-legend-item.is-commit::before { background: var(--panel-2); }
.lab-legend-item.is-worklog::before { background: #8FAE6B; }
.lab-day { margin-top: 24px; }
.lab-day-date {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  font-style: italic;
  color: var(--accent-text);
  padding-bottom: 7px;
  border-bottom: 1px dashed var(--line-strong);
  margin-bottom: 10px;
}
.lab-day-date span { font-family: var(--font-body); font-style: normal; font-size: var(--fs-xs); color: var(--ink-3); font-weight: 400; }
.lab-day-list { display: flex; flex-direction: column; gap: 6px; }
.lab-event {
  display: flex;
  gap: 12px;
  padding: 10px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--card);
  border-left: 4px solid var(--panel-2);
  transition: transform 0.2s, box-shadow 0.2s;
}
.lab-event:hover { transform: translateX(3px); box-shadow: var(--shadow-sm); }
.lab-event.is-milestone { border-left-color: var(--accent); background: var(--accent-tint); }
.lab-event.is-worklog { border-left-color: #8FAE6B; }
.lab-event-kind { flex: none; width: 4.6em; font-size: var(--fs-xs); color: var(--ink-3); letter-spacing: 0.08em; }
.lab-event-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.lab-event-title { font-weight: 600; color: var(--ink); overflow-wrap: anywhere; }
a.lab-event-title:hover { color: var(--accent-text); }
.lab-event-meta { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--ink-3); overflow-wrap: anywhere; }
.lab-event-body-text { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.65; min-width: 0; overflow-wrap: anywhere; }

/* ---------- 章节页 ---------- */
.lab-neighbors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px dashed var(--line-strong);
}
.lab-neighbors .neighbor { max-width: 100%; }
.lab-back { margin-top: 16px; }

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
  /* 窄屏：ID 占左列跨两行，右边两行分别是「名称 + 状态」和「进度条 + 百分比」。
     必须用 grid-template-areas 显式指定，否则 auto 定位会生成隐式列把 1fr 挤成几像素。 */
  .lab-cap {
    grid-template-columns: 2.4em minmax(0, 1fr) auto;
    grid-template-areas:
      'id name status'
      'id track pct';
    row-gap: 6px;
    column-gap: 10px;
    align-items: center;
  }
  .lab-cap-id { grid-area: id; align-self: center; }
  .lab-cap-name { grid-area: name; }
  .lab-cap-status { grid-area: status; justify-self: end; }
  .lab-cap-track { grid-area: track; }
  .lab-cap-pct { grid-area: pct; text-align: right; }
  .lab-legend-chips { margin-left: 0; width: 100%; }
  .lab-theme-row { grid-template-columns: minmax(0, 1fr) 4.6em; row-gap: 4px; }
  .lab-theme-track { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .lab-log-list li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .lab-dir { grid-template-columns: minmax(0, 1fr); gap: 3px; }
  .lab-dir-size { text-align: left; }
  .lab-dir-bar { display: none; }
  .lab-sec-link { flex-direction: column; gap: 4px; }
  .lab-event { flex-direction: column; gap: 6px; }
  .lab-event-kind { width: auto; }
  .lab-tabs { border-radius: var(--radius); }
  .lab-report-row-meta { white-space: normal; }
}
@media (max-width: 520px) {
  .lab-bar-title { font-size: 1rem; }
  .lab-bar-pct { font-size: 1.1rem; }
  .lab-tab { padding: 6px 12px; }
  .lab-tabs { width: auto; border-radius: var(--radius); }
  .lab-cap { grid-template-columns: 2.2em minmax(0, 1fr) auto; }
}