/* 古建测绘成果工作台
   视觉依据：neubrutalism.com；粗边框、直角、纯色、无模糊硬阴影。
   设计重点：专业资料保持清楚，用户操作保持直接。 */

:root {
  --ink: #000000;
  --ink-2: #3f3e39;
  --ink-3: #65645e;
  --canvas: #fffdf5;
  --panel: #ffffff;
  --subtle: #e8e5da;
  --muted: #65645e;
  --accent: #ffd23f;
  --accent-soft: #fff0a8;
  --info: #74b9ff;
  --info-soft: #dceeff;
  --ok: #68c77a;
  --ok-soft: #dff4e4;
  --warn: #f2a33a;
  --warn-soft: #fff0cf;
  --alert: #ee5d5d;
  --alert-soft: #ffe2e2;
  --ai: #b8a9fa;
  --ai-soft: #eeeaff;
  --line: #000000;
  --line-soft: #bbb7aa;
  --border: 3px solid var(--ink);
  --border-thin: 2px solid var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --shadow: 5px 5px 0 var(--ink);
  --shadow-lg: 8px 8px 0 var(--ink);
  --hairline: 1px solid #c9c5ba;
  --top-meta-h: 40px;
  --top-nav-h: 58px;
  --top-shell-h: 98px;
  --radius: 0;
  --mono: "Space Mono", "Cascadia Mono", Consolas, monospace;
  --sans: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #efefec;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.55;
}

button,
textarea,
input,
select {
  color: inherit;
  font: inherit;
}

button,
select,
input[type="checkbox"],
input[type="radio"] {
  cursor: pointer;
}

button:focus-visible,
textarea:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--info);
  outline-offset: 3px;
}

button:disabled {
  cursor: not-allowed;
  filter: grayscale(.45);
  opacity: .48;
}

::selection {
  background: var(--accent);
  color: var(--ink);
}

::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--subtle);
  border-left: 2px solid var(--ink);
}

::-webkit-scrollbar-thumb {
  background: var(--ink);
  border: 3px solid var(--subtle);
}

/* ===== 应用布局 ===== */
.app {
  display: grid;
  grid-template-columns: clamp(220px, 15vw, 240px) minmax(680px, 1fr) clamp(330px, 22vw, 380px);
  width: 100%;
  height: 100vh;
  height: 100dvh;
  background: var(--canvas);
  transition: grid-template-columns .16s ease;
}

.app.assistant-collapsed {
  grid-template-columns: clamp(220px, 15vw, 240px) minmax(0, 1fr) 0;
}

.app.assistant-collapsed .col-right {
  display: none;
}

.col-left,
.col-mid,
.col-right {
  min-width: 0;
  min-height: 0;
}

.col-left,
.col-right {
  display: flex;
  flex-direction: column;
  background: var(--panel);
}

.col-left {
  border-right: var(--border-thin);
}

.col-mid {
  display: flex;
  flex-direction: column;
  background: var(--canvas);
}

.col-right {
  border-left: var(--border-thin);
}

/* ===== 左栏：项目和工作步骤 ===== */
.brand {
  position: relative;
  display: flex;
  height: var(--top-shell-h);
  min-height: var(--top-shell-h);
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink);
  color: var(--panel);
}

.portfolio-home-link {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 2px 6px;
  border: 1px solid currentColor;
  color: var(--panel);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
}

.portfolio-home-link:hover,
.portfolio-home-link:focus-visible {
  background: var(--accent);
  color: var(--ink);
}

.brand-mark {
  position: relative;
  width: 22px;
  height: 22px;
  flex: none;
  border: 3px solid var(--ink);
  background: var(--accent);
  box-shadow: 3px 3px 0 var(--panel);
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  background: var(--ink);
  content: "";
}

.brand-mark::before {
  top: 7px;
  left: 2px;
  width: 12px;
  height: 3px;
}

.brand-mark::after {
  top: 2px;
  left: 7px;
  width: 3px;
  height: 12px;
}

.brand-text {
  max-width: 168px;
  font-size: 15px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: .02em;
}

.left-body {
  flex: 1;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 14px 0;
}

.left-foot {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: var(--border-thin);
  background: var(--subtle);
}

.left-sect {
  padding: 6px 14px 14px;
}

.back-project {
  width: 100%;
  margin-top: 2px;
  padding: 6px 10px;
  text-align: left;
}

.left-sect-title {
  margin-bottom: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.proj {
  margin-bottom: 9px;
  padding: 10px;
  border: var(--border-thin);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .1s ease, box-shadow .1s ease;
}

.proj:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink);
}

.proj.active {
  background: var(--accent);
}

.proj-name {
  font-size: 13px;
  font-weight: 800;
}

.proj-meta {
  margin-top: 3px;
  color: #3d3c38;
  font-size: 11px;
}

.step {
  position: relative;
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: start;
  gap: 8px;
  margin: 0 14px 7px;
  padding: 9px 10px;
  border: 1px solid #8f8c83;
  background: var(--panel);
  cursor: pointer;
  transition: transform .1s ease, box-shadow .1s ease;
}

.step:hover:not(.locked) {
  border-color: var(--ink);
  background: var(--accent-soft);
}

.step.current {
  border: var(--border-thin);
  background: var(--info);
}

.step.done {
  background: var(--ok-soft);
}

.step.blocked {
  background: var(--warn-soft);
}

.step.locked {
  background: var(--subtle);
  opacity: .62;
}

.step-dot {
  display: flex;
  width: 18px;
  height: 18px;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  border: 2px solid var(--ink);
  background: var(--panel);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.step.done .step-dot {
  background: var(--ok);
}

.step.current .step-dot {
  background: var(--accent);
}

.step.blocked .step-dot {
  background: var(--warn);
}

.step-name {
  font-weight: 800;
}

.step-note {
  display: block;
  margin-top: 1px;
  color: #4c4a44;
  font-size: 10.5px;
}

.todo {
  margin: 0 14px 9px;
  padding: 9px 10px;
  border: 1px solid #9a8b68;
  background: var(--warn-soft);
  font-size: 12px;
  cursor: pointer;
}

.todo:hover {
  background: var(--accent);
}

.todo-count {
  display: inline-block;
  min-width: 21px;
  margin-right: 3px;
  background: var(--ink);
  color: var(--panel);
  font-family: var(--mono);
  font-weight: 700;
  text-align: center;
}

/* ===== 顶部状态与页面标签 ===== */
.top-meta-shell {
  display: flex;
  height: var(--top-meta-h);
  min-height: var(--top-meta-h);
  border-bottom: var(--hairline);
  background: var(--panel);
}

.mode-bar {
  display: flex;
  min-width: 0;
  flex: 1;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  color: var(--ink);
  font-size: 11.5px;
  overflow: hidden;
  white-space: nowrap;
}

.mode-bar.demo {
  background: var(--warn-soft);
}

.mode-bar.live {
  background: var(--ai-soft);
}

.mode-bar b {
  padding: 1px 6px;
  border: 2px solid var(--ink);
  background: var(--panel);
  font-family: var(--mono);
  font-size: 10.5px;
}

.mode-bar .spacer {
  margin-left: auto;
}

.tabs-shell {
  display: flex;
  height: var(--top-nav-h);
  min-height: var(--top-nav-h);
  align-items: stretch;
  border-bottom: var(--border-thin);
  background: var(--panel);
}

.tabs {
  display: flex;
  min-width: 0;
  flex: 1;
  gap: 6px;
  overflow-x: auto;
  padding: 9px 12px;
  background: var(--panel);
}

.layout-tools {
  display: flex;
  flex: none;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-left: var(--hairline);
  background: var(--panel);
}

.layout-label {
  margin-right: 2px;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 700;
  white-space: nowrap;
}

.layout-btn {
  min-height: 27px;
  padding: 3px 7px;
  border: 1px solid #77756e;
  background: var(--panel);
  color: var(--ink);
  font-size: 10.5px;
  font-weight: 700;
  white-space: nowrap;
}

.layout-btn:hover {
  border-color: var(--ink);
  background: var(--accent-soft);
}

.layout-btn.active {
  border: var(--border-thin);
  background: var(--info);
}

.assistant-layout-btn {
  margin-left: 5px;
  background: var(--ai-soft);
}

.tab {
  min-width: max-content;
  flex: 1 1 auto;
  padding: 7px 9px;
  border: var(--border-thin);
  background: var(--panel);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.tab:hover:not(.active) {
  background: var(--accent-soft);
}

.tab.active {
  background: var(--accent);
  box-shadow: var(--shadow-sm);
}

.tab.locked {
  background: var(--subtle);
  color: var(--muted);
}

.work {
  display: flex;
  min-height: 0;
  flex: 1;
  overflow: hidden;
}

.work.evidence-right {
  flex-direction: row;
}

.work.evidence-bottom {
  flex-direction: column;
}

.work.evidence-bottom .pane-data {
  width: 100%;
  min-width: 0;
  max-width: none;
  height: 46%;
  min-height: 240px;
  flex: none;
  border-right: 0;
  border-bottom: var(--hairline);
}

.work.evidence-bottom .pane-evi {
  width: 100%;
  min-height: 240px;
}

.work.evidence-hidden .pane-evi {
  display: none;
}

.work.evidence-hidden .pane-data {
  width: 100%;
  min-width: 0;
  max-width: none;
  border-right: 0;
}

/* ===== 工作区 ===== */
.pane-data {
  display: flex;
  width: 52%;
  min-width: 420px;
  max-width: 720px;
  min-height: 0;
  flex-direction: column;
  container-type: inline-size;
  container-name: workpane;
  overflow: hidden;
  padding: 18px 18px 0 !important;
  border-right: var(--hairline);
  background: var(--canvas);
}

.pane-body {
  min-height: 0;
  flex: 1;
  overflow-x: hidden;
  overflow-y: auto;
  padding-bottom: 16px;
}

.pane-evi {
  position: relative;
  display: flex;
  min-width: 0;
  flex: 1;
  flex-direction: column;
  overflow: hidden;
  background: var(--subtle) !important;
}

.pane-full {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px;
}

.pane-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 15px;
  border-bottom: var(--border-thin);
  padding-bottom: 9px;
}

.pane-title > span:first-child {
  font-size: 21px;
  font-weight: 900;
  line-height: 1.2;
}

.pane-title .hint {
  max-width: 58%;
  text-align: right;
}

.start {
  width: min(760px, 100%);
  margin: 3vh auto 0;
}

.start h2 {
  margin-bottom: 8px;
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -.03em;
}

.start > p {
  max-width: 620px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 14px;
}

.start-card {
  margin-bottom: 15px;
  padding: 16px 18px;
  border: var(--border);
  background: var(--panel);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}

.start-card:hover {
  transform: translate(-2px, -2px);
  background: var(--accent-soft);
  box-shadow: 7px 7px 0 var(--ink);
}

.start-card:active {
  transform: translate(3px, 3px);
  box-shadow: none;
}

.start-card b {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 900;
}

.start-card[data-new] {
  background: var(--accent);
  border-style: solid !important;
}

/* ===== 通用组件 ===== */
.card {
  margin-bottom: 14px;
  overflow-x: auto;
  padding: 13px 14px;
  border: 1px solid #8f8c83;
  background: var(--panel);
}

.card-title {
  margin-bottom: 9px;
  font-size: 13px;
  font-weight: 900;
}

/* 构件页用紧凑问题队列代替整段问题堆叠。 */
.question-queue {
  padding: 0;
  overflow: hidden;
  border: 2px solid var(--warn);
  background: var(--warn-soft);
}

.queue-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 11px 8px;
  border-bottom: 1px solid #d5b66a;
}

.queue-head .card-title {
  margin-bottom: 1px;
}

.queue-count {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  flex: none;
  border: var(--border-thin);
  background: var(--panel);
  font-family: var(--mono);
  font-weight: 900;
}

.question-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: #d5b66a;
}

.question-item {
  display: flex;
  min-width: 0;
  min-height: 82px;
  flex-direction: column;
  align-items: stretch;
  padding: 8px 10px;
  border: 0;
  background: var(--warn-soft);
  text-align: left;
}

.question-item:hover,
.question-item:focus-visible {
  position: relative;
  z-index: 1;
  background: var(--accent-soft);
}

.question-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
  font-size: 12px;
}

.question-summary {
  display: -webkit-box;
  overflow: hidden;
  color: var(--ink-2);
  font-size: 11px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.question-meta {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 7px;
  color: var(--muted);
  font-size: 10px;
}

.question-meta strong {
  color: var(--ink);
  white-space: nowrap;
}

.parts-table-card {
  padding: 0;
  overflow: hidden;
}

.parts-table-card > .card-title {
  margin: 0;
  padding: 10px 12px;
  border-bottom: var(--hairline);
}

.hint {
  color: var(--muted);
  font-size: 11.5px;
}

.mono {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
}

.kv {
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
  gap: 7px 12px;
  font-size: 12.5px;
}

.kv dt {
  color: var(--muted);
  font-weight: 700;
}

.kv dd {
  min-width: 0;
}

table.tb {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 12px;
}

table.tb th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 7px 8px;
  border-bottom: var(--border-thin);
  background: var(--ink);
  color: var(--panel);
  font-size: 11px;
  font-weight: 800;
  text-align: left;
}

table.tb td {
  padding: 7px 8px;
  border-bottom: 1px solid #dedbd2;
  vertical-align: top;
}

table.tb th,
table.tb td {
  overflow-wrap: anywhere;
}

table.tb tr:last-child td {
  border-bottom: 0;
}

table.tb tr.row {
  cursor: pointer;
}

table.tb tr.row:hover td {
  background: var(--accent-soft);
}

table.tb tr.row.sel td {
  background: var(--info-soft);
}

table.tb tr.row.sel td:first-child {
  box-shadow: inset 4px 0 0 var(--info);
}

table.tb tr.flag td {
  background: var(--warn-soft);
}

table.tb tr.flag.sel td {
  background: #ffdf91;
}

.badge {
  display: inline-block;
  padding: 1px 6px;
  border: 2px solid var(--ink);
  background: var(--panel);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 700;
  line-height: 16px;
  white-space: nowrap;
}

.badge.measured,
.badge.prov-measured {
  background: var(--ok-soft);
}

.badge.ai,
.badge.prov-ai {
  background: var(--ai-soft);
}

.badge.human,
.badge.prov-human {
  background: var(--info-soft);
}

.badge.warn,
.badge.prov-unknown {
  background: var(--warn-soft);
}

.badge.alert,
.badge.prov-missing {
  background: var(--alert-soft);
}

.badge.prov-rule {
  background: var(--accent-soft);
}

.badge.prov-demo {
  border-style: dashed;
  background: var(--subtle);
}

.btn,
.btn-line,
.btn-send,
.msg-opt,
.btn-ghost {
  min-height: 34px;
  border: var(--border-thin);
  border-radius: 0;
  font-weight: 800;
  transition: transform .1s ease, box-shadow .1s ease, background .1s ease;
}

.btn,
.btn-send {
  padding: 6px 13px;
  background: var(--accent);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.btn-line {
  padding: 6px 12px;
  background: var(--panel);
  box-shadow: 2px 2px 0 var(--ink);
}

.btn-ghost {
  min-height: 28px;
  padding: 4px 8px;
  background: transparent;
  color: var(--ink);
  font-size: 11px;
}

.btn:hover:not(:disabled),
.btn-line:hover:not(:disabled),
.btn-send:hover:not(:disabled),
.msg-opt:hover:not(:disabled),
.btn-ghost:hover:not(:disabled) {
  transform: translate(-1px, -1px);
  background: var(--info);
  box-shadow: 4px 4px 0 var(--ink);
}

.btn:active:not(:disabled),
.btn-line:active:not(:disabled),
.btn-send:active:not(:disabled),
.msg-opt:active:not(:disabled),
.btn-ghost:active:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: none;
}

.left-foot .btn-ghost {
  flex: 1;
  background: var(--panel);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
  margin-top: 12px;
}

.btn-row > button {
  min-height: 36px;
}

.hidden {
  display: none !important;
}

.empty {
  padding: 30px 12px;
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

select,
input[type="text"],
input[type="password"],
textarea,
.who,
.pick,
.dlg-input {
  border: var(--border-thin) !important;
  border-radius: 0 !important;
  background: var(--panel) !important;
}

select {
  min-height: 36px;
  padding: 6px 30px 6px 9px !important;
}

input[type="checkbox"],
input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: var(--ink);
  vertical-align: -3px;
}

/* 每一步底部都有明确的下一步操作。 */
.action-bar {
  position: static;
  z-index: 8;
  flex: none;
  margin: 0 -18px;
  padding: 12px 18px 15px;
  border-top: var(--border-thin);
  background: var(--panel);
}

.action-bar .ab-hint {
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 11.5px;
}

.action-bar .ab-btns {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  grid-auto-rows: 1fr;
  align-items: stretch;
  justify-content: start;
  gap: 8px;
}

.action-bar.actions-2 .ab-btns {
  width: min(100%, 430px);
  grid-auto-flow: row;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.action-bar.actions-3 .ab-btns {
  width: 100%;
  grid-auto-flow: row;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.action-bar.actions-4 .ab-btns {
  width: 100%;
  grid-auto-flow: row;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.action-bar.actions-2 .btn,
.action-bar.actions-2 .btn-line,
.action-bar.actions-3 .btn,
.action-bar.actions-3 .btn-line,
.action-bar.actions-4 .btn,
.action-bar.actions-4 .btn-line {
  width: 100%;
  white-space: normal;
}

.action-bar .btn,
.action-bar .btn-line {
  display: flex;
  min-width: 0;
  min-height: 38px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  line-height: 1.3;
  text-align: center;
  white-space: nowrap;
}

/* 四项操作不足一排时固定为两行两列。 */

@container workpane (max-width: 650px) {
  .action-bar.actions-4 .ab-btns {
    grid-auto-flow: row;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .action-bar.actions-4 .btn,
  .action-bar.actions-4 .btn-line {
    width: 100%;
    white-space: normal;
  }
}

@container workpane (max-width: 380px) {
  .action-bar.actions-3 .ab-btns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .action-bar.actions-3 .ab-btns > :first-child {
    grid-column: 1 / -1;
  }

}

/* ===== 资料与图纸预览 ===== */
.evi-tools {
  display: flex;
  min-height: 46px;
  flex: none;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: var(--hairline);
  background: var(--panel);
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 700;
}

.evi-stage {
  position: relative;
  display: flex;
  min-height: 0;
  flex: 1;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 24px;
  background-color: var(--subtle);
  background-image:
    linear-gradient(rgba(0, 0, 0, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, .04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.evi-wrap {
  position: relative;
  width: min(100%, 980px);
  border: var(--border);
  background: var(--panel);
  box-shadow: var(--shadow);
  line-height: 0;
}

.evi-wrap img {
  display: block;
  width: 100%;
  max-width: 100%;
  max-height: 100%;
}

.evi-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

.tab-mini {
  min-height: 30px;
  padding: 4px 10px;
  border: var(--border-thin);
  background: var(--panel);
  color: var(--ink);
  font-size: 11px;
  font-weight: 800;
}

.tab-mini.on {
  background: var(--accent);
  box-shadow: var(--shadow-sm);
}

.evi-hint {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  padding: 7px 9px;
  border: var(--border-thin);
  background: var(--ink);
  color: var(--panel);
  font-size: 11px;
  text-align: center;
}

.draft-mark {
  position: absolute;
  top: 50%;
  left: 50%;
  padding: 10px 22px;
  border: 4px solid rgba(238, 93, 93, .62);
  color: rgba(185, 32, 32, .72);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .1em;
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(-12deg);
  white-space: nowrap;
}

/* ===== 右栏：工作助手 ===== */
.status-bar {
  height: var(--top-shell-h);
  min-height: var(--top-shell-h);
  flex: none;
  padding: 12px 15px;
  border-bottom: var(--hairline);
  background: var(--info);
}

.assistant-label {
  display: inline-block;
  margin-bottom: 7px;
  padding: 1px 6px;
  border: 1px solid var(--ink);
  background: var(--panel);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.status-bar.busy {
  background: var(--warn);
}

.status-bar.stop {
  background: var(--alert);
}

.status-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 900;
}

.status-sub {
  margin-top: 3px;
  font-size: 11.5px;
}

.spinner {
  width: 14px;
  height: 14px;
  flex: none;
  border: 3px solid var(--ink);
  border-top-color: transparent;
  animation: spin .8s steps(8) infinite;
}

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

.stream {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  background: var(--canvas);
}

.msg {
  margin-bottom: 12px;
  font-size: 12.5px;
}

.msg-who {
  margin-bottom: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.msg-body {
  word-break: break-word;
  white-space: pre-wrap;
}

.process-log {
  margin-bottom: 9px;
  border: 1px solid #8f8c83;
  background: var(--ai-soft);
}

.process-log summary {
  display: flex;
  min-height: 36px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 9px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.process-log summary::-webkit-details-marker {
  display: none;
}

.process-log summary::before {
  width: 8px;
  height: 8px;
  flex: none;
  border: 1px solid var(--ink);
  background: var(--ai);
  content: "";
}

.process-log summary > span:first-child {
  margin-right: auto;
}

.process-state {
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 700;
}

.process-list {
  padding: 2px 9px 9px;
  border-top: var(--hairline);
}

.process-item {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  align-items: start;
  gap: 7px;
  padding: 7px 0;
  border-bottom: 1px solid #d8d2ef;
}

.process-item:last-child {
  border-bottom: 0;
}

.process-dot {
  width: 8px;
  height: 8px;
  margin-top: 5px;
  border: 1px solid var(--ink);
  background: var(--warn);
}

.process-item.done .process-dot {
  background: var(--ok);
}

.process-item.error .process-dot {
  background: var(--alert);
}

.process-label {
  font-weight: 700;
}

.process-detail,
.process-item time {
  color: var(--muted);
  font-size: 10.5px;
}

.process-item time {
  padding-top: 1px;
  font-family: var(--mono);
  white-space: nowrap;
}

.msg.user .msg-body,
.msg.ai .msg-body {
  padding: 10px 11px;
  border: 1px solid #8f8c83;
}

.msg.user .msg-body {
  margin-left: 28px;
  background: var(--info-soft);
}

.msg.ai .msg-body {
  margin-right: 18px;
  background: var(--panel);
}

.msg.sys .msg-body {
  padding: 7px 9px;
  border-left: 3px solid var(--ink);
  background: var(--subtle);
  color: #4c4a44;
  font-size: 11.5px;
}

.msg.sys {
  margin-bottom: 8px;
}

.msg-card {
  margin-top: 9px;
  padding: 10px;
  border: 1px solid #8f8c83;
  background: var(--panel);
}

.msg-card.stop {
  background: var(--warn-soft);
}

.msg-card.risk {
  background: var(--alert-soft);
}

.msg-card-title {
  margin-bottom: 6px;
  font-weight: 900;
}

.msg-opts {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 9px;
}

.msg-opt {
  padding: 8px 9px;
  border: 1px solid #8f8c83;
  background: var(--panel);
  font-size: 12px;
  text-align: left;
}

.msg-opt .o-sub {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 400;
}

.edit-item {
  padding: 9px 0 8px;
  border-top: var(--hairline);
}

.edit-item.done {
  opacity: .58;
}

.edit-item.warn {
  margin: 0 -10px;
  padding-right: 10px;
  padding-left: 10px;
  background: var(--alert-soft);
}

.edit-head {
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 800;
}

.edit-diff {
  margin-bottom: 4px;
  font-size: 12px;
}

.edit-diff .old {
  color: var(--muted);
  text-decoration: line-through;
}

.edit-diff .arrow {
  color: var(--muted);
}

.edit-diff .new {
  font-weight: 900;
}

.edit-warn {
  margin-top: 5px;
  padding: 5px 7px;
  border: 2px solid var(--alert);
  background: var(--panel);
  font-size: 11px;
}

.edit-btns {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 7px;
  margin-top: 7px;
}

.edit-btns > button {
  min-height: 34px;
}

.think {
  max-height: 92px;
  margin-top: 8px;
  overflow-y: auto;
  padding: 7px 8px;
  border: 2px dashed var(--muted);
  color: var(--muted);
  font-size: 10.5px;
  white-space: pre-wrap;
}

.composer {
  flex: none;
  padding: 11px 12px 12px;
  border-top: var(--border-thin);
  background: var(--panel);
}

.composer textarea {
  width: 100%;
  min-height: 64px;
  padding: 9px 10px;
  resize: none;
  font-size: 12.5px;
  line-height: 1.5;
}

.composer textarea:focus {
  background: var(--accent-soft) !important;
}

.composer-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 9px;
}

.btn-send {
  min-width: 78px;
}

.ref-chip {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  padding: 6px 8px;
  border: var(--border-thin);
  background: var(--warn-soft);
  font-size: 11px;
}

/* ===== 弹层 ===== */
.dlg-mask,
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
  background: rgba(0, 0, 0, .62);
}

.modal {
  z-index: 100;
}

.dlg,
.modal-box {
  width: 520px;
  max-width: 94vw;
  border: var(--border);
  background: var(--panel);
  box-shadow: var(--shadow-lg);
}

.dlg {
  padding: 19px;
}

.modal-box {
  display: flex;
  max-height: 88vh;
  flex-direction: column;
}

.dlg-title {
  margin-bottom: 7px;
  font-size: 18px;
  font-weight: 900;
}

.dlg-desc {
  margin-bottom: 13px;
  padding: 9px 10px;
  border: var(--border-thin);
  background: var(--info-soft);
  color: #33322e;
  font-size: 12px;
  line-height: 1.65;
  white-space: pre-wrap;
}

.dlg-input {
  width: 100%;
  padding: 9px 10px;
  resize: vertical;
  box-shadow: var(--shadow-sm);
  font-size: 12.5px;
  line-height: 1.6;
}

.dlg-err {
  margin-top: 7px;
  color: #a51f1f;
  font-size: 11.5px;
  font-weight: 700;
}

.dlg-btns {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.modal-head {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 15px;
  border-bottom: var(--border);
  background: var(--accent);
  font-size: 16px;
  font-weight: 900;
}

.modal-body {
  overflow-y: auto;
  padding: 18px;
  font-size: 12.5px;
}

.modal-body label {
  display: block;
  margin-bottom: 5px;
  font-weight: 800;
}

.modal-body input[type="text"],
.modal-body input[type="password"],
.modal-body select {
  width: 100%;
  margin-bottom: 13px;
  padding: 7px 9px;
}

.note {
  margin-bottom: 14px;
  padding: 9px 10px;
  border: var(--border-thin);
  background: var(--warn-soft);
  box-shadow: var(--shadow-sm);
  font-size: 11.5px;
}

/* ===== 响应式：工作流不隐藏，窄屏把助手放到底部 ===== */
@media (max-width: 1180px) {
  .app {
    grid-template-columns: 210px minmax(500px, 1fr) 320px;
  }

  .app.assistant-collapsed {
    grid-template-columns: 210px minmax(0, 1fr) 0;
  }

  .pane-data {
    min-width: 340px;
  }

  .mode-bar .spacer {
    display: none;
  }

  .layout-label {
    display: none;
  }
}

/* 作品集嵌入宽度下，把助手移到底部，避免照片区被压成窄条。 */
@media (max-width: 1400px) {
  .app {
    grid-template-columns: 190px minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) 230px;
  }

  .col-left {
    grid-row: 1 / span 2;
  }

  .col-mid {
    grid-column: 2;
    grid-row: 1;
  }

  .col-right {
    grid-column: 2;
    grid-row: 2;
    display: grid;
    grid-template-columns: 185px minmax(0, 1fr) 260px;
    border-top: var(--border-thin);
    border-left: 0;
  }

  .app.assistant-collapsed {
    grid-template-columns: 190px minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) 0;
  }

  .app.assistant-collapsed .col-left {
    grid-row: 1;
  }

  .app.assistant-collapsed .col-right {
    display: none;
  }

  .status-bar {
    height: auto;
    min-height: 0;
    border-right: var(--border-thin);
    border-bottom: 0;
  }

  .composer {
    border-top: 0;
    border-left: var(--border-thin);
  }

  .pane-data {
    width: 50%;
    min-width: 320px;
  }

  .brand-text {
    font-size: 13px;
  }

  .layout-tools {
    gap: 3px;
    padding-right: 7px;
  }

  .layout-btn {
    padding-right: 6px;
    padding-left: 6px;
  }
}

@media (max-width: 720px) {
  .app {
    min-width: 680px;
  }

  .question-list {
    grid-template-columns: 1fr;
  }

  .question-item {
    min-height: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}