/* ============================================================
   第八课 · 空间改造与即梦转译
   journey-space-workflow.css
   与 journey-env-workflow.css 同一套视觉语言（纸本 + 森绿），
   自带完整 token，可独立于站点 shell 使用。
   ============================================================ */

:root{
  --paper:#f3efe6;
  --paper-2:#faf7f0;
  --ink:#232821;
  --ink-2:#4b5349;
  --ink-3:#7d867a;
  --line:#ded6c6;
  --line-2:#ebe4d6;
  --forest:#2f6f5e;
  --forest-2:#255747;
  --forest-soft:rgba(47,111,94,.08);
  --clay:#b4623c;
  --amber:#c98a2b;
  --violet:#6f5aa8;
  --blue:#356b91;
  --ok:#3f7d55;
  --shadow:0 1px 2px rgba(35,40,33,.05),0 8px 24px rgba(35,40,33,.06);
  --radius:14px;
  --radius-sm:10px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:15px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:rgba(47,111,94,.08);padding:1px 5px;border-radius:4px}

/* ---------- header ---------- */
.tool-header{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding:14px clamp(16px,4vw,40px);
  background:rgba(250,247,240,.9);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:60;backdrop-filter:blur(8px);
}
.tool-header .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.puxin-pagebrand__mark img{width:34px;height:34px;border-radius:8px;object-fit:contain}
.puxin-pagebrand__copy{display:flex;flex-direction:column;line-height:1.25}
.puxin-pagebrand__copy strong{font-size:.95rem}
.puxin-pagebrand__copy small{font-size:.72rem;color:var(--ink-3)}
.course-chip{
  display:flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--forest);color:#fff;font-size:.82rem;
}
.course-chip span{font-weight:700;letter-spacing:.06em;opacity:.85}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.identity-pill{
  font-size:.76rem;padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper-2);color:var(--ink-2);
}
.header-actions a{
  font-size:.82rem;text-decoration:none;color:var(--forest);
  padding:6px 12px;border-radius:999px;border:1px solid rgba(47,111,94,.3);
}
.header-actions a:hover{background:var(--forest-soft)}
.jy-guide-trigger{
  display:inline-flex;align-items:center;gap:6px;cursor:pointer;
  font-size:.82rem;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(47,111,94,.3);background:var(--paper-2);color:var(--forest);
  font-family:inherit;
}
.jy-guide-trigger:hover{background:var(--forest-soft)}

/* ---------- hero ---------- */
.hero{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;
  padding:32px clamp(16px,4vw,40px) 22px;
  border-bottom:1px solid var(--line);
}
.hero .eyebrow{margin:0 0 8px;font-size:.72rem;letter-spacing:.16em;color:var(--forest);font-weight:700}
.hero h1{margin:0 0 12px;font-size:clamp(1.25rem,2.6vw,1.85rem);line-height:1.35;letter-spacing:.01em}
.hero p{margin:0;color:var(--ink-2);max-width:74ch;font-size:.92rem}
.hero-status{display:flex;gap:10px;flex-wrap:wrap}
.hero-status span{
  display:flex;flex-direction:column;gap:2px;min-width:98px;
  padding:10px 14px;border-radius:var(--radius-sm);
  background:var(--paper-2);border:1px solid var(--line);
  font-size:.74rem;color:var(--ink-3);
}
.hero-status strong{font-size:1.15rem;color:var(--forest);font-variant-numeric:tabular-nums}

/* ---------- steps nav ---------- */
.mobile-steps{display:none;gap:8px;padding:12px clamp(16px,4vw,40px);overflow-x:auto}
.mobile-steps button{
  flex:0 0 auto;display:flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;border:1px solid var(--line);
  background:var(--paper-2);color:var(--ink-2);font-family:inherit;font-size:.82rem;cursor:pointer;
}
.mobile-steps button span{font-weight:700;color:var(--forest);font-size:.72rem}
.mobile-steps button.is-active{background:var(--forest);color:#fff;border-color:var(--forest)}
.mobile-steps button.is-active span{color:rgba(255,255,255,.8)}

.workflow-shell{
  display:grid;grid-template-columns:264px minmax(0,1fr);gap:28px;
  padding:26px clamp(16px,4vw,40px) 60px;align-items:start;
}
.workflow-sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:16px}
.side-intro,.side-note{
  padding:16px;border-radius:var(--radius);
  background:var(--paper-2);border:1px solid var(--line);
}
.side-intro b,.side-note b{display:block;margin-bottom:6px;font-size:.86rem}
.side-intro p,.side-note p{margin:0 0 8px;font-size:.79rem;color:var(--ink-2);line-height:1.6}
.side-note p:last-of-type{margin-bottom:10px}
.side-note-warn{color:var(--clay)!important}
.side-note a{font-size:.78rem;color:var(--forest);text-decoration:none}
.side-note a:hover{text-decoration:underline}

.desktop-steps{display:flex;flex-direction:column;gap:8px}
.desktop-steps button{
  display:flex;align-items:center;gap:10px;text-align:left;cursor:pointer;
  padding:12px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--paper-2);font-family:inherit;color:inherit;
}
.desktop-steps button:hover{border-color:var(--forest);background:var(--forest-soft)}
.desktop-steps button.is-active{border-color:var(--forest);background:var(--forest);color:#fff}
.desktop-steps .step-no{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--forest-soft);color:var(--forest);font-size:.74rem;font-weight:700;
}
.desktop-steps button.is-active .step-no{background:rgba(255,255,255,.22);color:#fff}
.desktop-steps button>span:nth-child(2){display:flex;flex-direction:column;min-width:0;flex:1}
.desktop-steps b{font-size:.85rem;font-weight:600}
.desktop-steps small{font-size:.71rem;color:var(--ink-3)}
.desktop-steps button.is-active small{color:rgba(255,255,255,.75)}
.desktop-steps i{font-style:normal;font-size:.68rem;color:var(--ink-3);white-space:nowrap}
.desktop-steps i.is-done{color:var(--ok);font-weight:600}
.desktop-steps button.is-active i{color:rgba(255,255,255,.8)}

/* ---------- panels ---------- */
.workflow-main{min-width:0}
.workflow-panel{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:clamp(18px,3vw,30px);box-shadow:var(--shadow);
}
.panel-heading{margin-bottom:18px;padding-bottom:16px;border-bottom:1px dashed var(--line)}
.panel-heading>div{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.panel-heading span{font-size:.72rem;letter-spacing:.1em;color:var(--forest);font-weight:700}
.panel-heading h2{margin:0;font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.4}
.panel-heading p{margin:8px 0 0;font-size:.86rem;color:var(--ink-2)}

.evidence-tip{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 16px;margin-bottom:20px;border-radius:var(--radius-sm);
  background:var(--forest-soft);border-left:3px solid var(--forest);
}
.evidence-tip b{flex:0 0 auto;font-size:.82rem;color:var(--forest-2)}
.evidence-tip span{font-size:.82rem;color:var(--ink-2)}

.theory-tip{
  padding:12px 16px;margin:6px 0 18px;border-radius:var(--radius-sm);
  background:rgba(201,138,43,.07);border:1px dashed rgba(201,138,43,.5);font-size:.83rem;
}
.theory-tip b{display:block;margin-bottom:4px;color:var(--amber)}
.theory-tip span{color:var(--ink-2)}

.field-title{
  margin:26px 0 12px;font-size:.95rem;font-weight:650;
  display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
}
.field-title small{font-size:.74rem;color:var(--ink-3);font-weight:400}
.mini-label{display:block;margin-bottom:8px;font-size:.78rem;color:var(--ink-3);font-weight:600}

/* ---------- cards ---------- */
.card-grid{display:grid;gap:10px}
.card-grid.cols-1{grid-template-columns:1fr}
.card-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card-grid.scroll-list{max-height:330px;overflow-y:auto;padding-right:6px}
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.three-col{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}

.pick{
  position:relative;cursor:pointer;text-align:left;
  padding:13px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:inherit;
  font-family:inherit;display:flex;flex-direction:column;gap:5px;
  transition:border-color .12s,background .12s;
}
.pick:hover{border-color:var(--forest)}
.pick.is-active{border-color:var(--forest);background:var(--forest-soft);box-shadow:inset 0 0 0 1px var(--forest)}
.pick.is-active::after{
  content:'✓';position:absolute;top:9px;right:9px;
  width:19px;height:19px;border-radius:50%;background:var(--forest);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;
}
.pick h4{margin:0;font-size:.88rem;font-weight:650;padding-right:22px}
.pick p{margin:0;font-size:.76rem;color:var(--ink-2);line-height:1.5}
.pick .badges{display:flex;flex-wrap:wrap;gap:5px;margin-top:2px}
.pick .badges i{
  font-style:normal;font-size:.67rem;padding:2px 8px;border-radius:999px;
  background:var(--forest-soft);color:var(--forest);
}
.pick .rec-star{
  position:absolute;top:-8px;left:12px;font-size:.64rem;font-weight:700;
  padding:2px 9px;border-radius:999px;background:var(--amber);color:#fff;letter-spacing:.04em;
}
.pick.is-rec{border-color:rgba(201,138,43,.7)}
.pick .works{font-size:.7rem;color:var(--ink-3);border-top:1px dashed var(--line-2);padding-top:6px;margin-top:2px}

/* ---------- 底图上传 ---------- */
.base-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.base-slot{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;padding:12px;display:flex;flex-direction:column;gap:9px;
}
.base-drop{
  position:relative;aspect-ratio:4/3;border-radius:8px;overflow:hidden;
  border:1.5px dashed var(--line);background:var(--paper);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  color:var(--ink-3);font-size:.78rem;text-align:center;padding:10px;
}
.base-drop:hover{border-color:var(--forest);color:var(--forest)}
.base-drop img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.base-drop .replace-hint{
  position:absolute;left:0;right:0;bottom:0;padding:4px 8px;
  background:rgba(35,40,33,.62);color:#fff;font-size:.68rem;
}
.base-slot input[type=text]{
  width:100%;padding:8px 10px;border-radius:7px;border:1px solid var(--line);
  background:var(--paper-2);font-family:inherit;font-size:.79rem;color:inherit;
}
.base-slot input[type=text]:focus{outline:none;border-color:var(--forest)}
.base-slot select{
  width:100%;padding:8px 10px;border-radius:7px;border:1px solid var(--line);
  background:var(--paper-2);font-family:inherit;font-size:.79rem;color:inherit;
}

/* ---------- 表单 ---------- */
.diagnosis-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.diagnosis-grid.is-stack{grid-template-columns:1fr;gap:12px}
.diagnosis-grid.is-stack textarea{min-height:78px}
.diagnosis-grid label,.comparison-form label,.inline-field{display:flex;flex-direction:column;gap:6px}
.diagnosis-grid label>span,.comparison-form label>span,.inline-field>span{font-size:.84rem;font-weight:600}
.diagnosis-grid small,.comparison-form small,.inline-field small{display:block;font-weight:400;font-size:.73rem;color:var(--ink-3);margin-top:2px}
textarea,.inline-field input{
  width:100%;padding:10px 12px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:inherit;
  font-family:inherit;font-size:.84rem;line-height:1.6;resize:vertical;
}
textarea{min-height:100px}
textarea:focus,.inline-field input:focus{outline:none;border-color:var(--forest);box-shadow:0 0 0 3px var(--forest-soft)}
.inline-field{margin:14px 0 4px}

/* ---------- 大师设计语言 ---------- */
.master-language{
  margin:16px 0 4px;padding:16px 18px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--forest);box-shadow:var(--shadow);
}
.master-language h4{margin:0 0 4px;font-size:1rem}
.master-language .ml-sub{margin:0 0 12px;font-size:.78rem;color:var(--ink-3)}
.master-language dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:0}
.master-language dt{font-size:.73rem;color:var(--forest);font-weight:700;letter-spacing:.04em;margin-bottom:3px}
.master-language dd{margin:0;font-size:.8rem;color:var(--ink-2);line-height:1.55}

.strategy-summary{
  margin-top:20px;padding:14px 16px;border-radius:var(--radius-sm);
  background:var(--forest-soft);border-left:3px solid var(--forest);font-size:.83rem;color:var(--ink-2);
}
.strategy-summary b{color:var(--forest-2)}

/* ---------- 模式 / 复选 ---------- */
.mode-switch{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.mode-btn{
  cursor:pointer;text-align:left;padding:16px;border-radius:var(--radius);
  border:1.5px solid var(--line);background:#fff;font-family:inherit;color:inherit;
  display:flex;flex-direction:column;gap:6px;
}
.mode-btn:hover{border-color:var(--forest)}
.mode-btn.is-active{border-color:var(--forest);background:var(--forest-soft);box-shadow:inset 0 0 0 1px var(--forest)}
.mode-btn b{font-size:.95rem}
.mode-btn .sub{font-size:.76rem;color:var(--forest)}
.mode-btn p{margin:0;font-size:.75rem;color:var(--ink-2);line-height:1.5}
.mode-btn .kw{display:flex;flex-wrap:wrap;gap:5px;margin-top:4px}
.mode-btn .kw i{font-style:normal;font-size:.66rem;padding:2px 8px;border-radius:999px;background:var(--forest-soft);color:var(--forest)}

.checkbox-group{margin-top:16px;padding:16px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.checkbox-group-title{font-weight:650;font-size:.86rem;margin-bottom:12px;padding-bottom:9px;border-bottom:1px solid var(--line-2)}
.checkbox-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.checkbox-item{display:flex;gap:9px;align-items:flex-start;padding:9px;border-radius:8px;background:var(--paper)}
.checkbox-item input{margin-top:3px;width:17px;height:17px;accent-color:var(--forest);cursor:pointer}
.checkbox-item label{cursor:pointer;font-size:.82rem;font-weight:600}
.checkbox-item .item-desc{font-size:.73rem;color:var(--ink-3);margin-top:2px;font-weight:400}

/* ---------- 参考图策略 ---------- */
.ref-strategy{margin-top:22px;padding:16px;border-radius:var(--radius);background:rgba(53,107,145,.06);border:1px solid rgba(53,107,145,.28)}
.ref-strategy>b{display:block;margin-bottom:10px;font-size:.86rem;color:var(--blue)}
.ref-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.ref-hint{margin:10px 0 0;font-size:.78rem;color:var(--ink-2)}

/* ---------- 生成 / 提示词输出 ---------- */
.generate-bar{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}
.btn{
  cursor:pointer;font-family:inherit;font-size:.86rem;font-weight:600;
  padding:11px 18px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:#fff;color:var(--ink);
}
.btn:hover{border-color:var(--forest);color:var(--forest)}
.btn.primary{background:var(--forest);border-color:var(--forest);color:#fff}
.btn.primary:hover{background:var(--forest-2);color:#fff}
.btn.ai{background:var(--violet);border-color:var(--violet);color:#fff}
.btn.ai:hover{background:#5b4a8f;color:#fff}
.btn.ghost{background:transparent;color:var(--ink-2)}
.btn.confirm{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.wide{width:100%;padding:14px}
.btn.tiny{padding:5px 11px;font-size:.74rem;border-radius:7px}
.btn:disabled{opacity:.45;cursor:not-allowed}

.prompt-output{margin-top:20px}
.prompt-card{border:1px solid var(--forest);border-radius:var(--radius);background:#fff;overflow:hidden}
.prompt-card>header{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:11px 16px;background:var(--forest);color:#fff;
}
.prompt-card>header b{font-size:.95rem;letter-spacing:.03em}
.prompt-card>header span{font-size:.74rem;opacity:.85}
.prompt-acts{margin-left:auto;display:flex;gap:6px}
.prompt-acts .btn.tiny{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.35);color:#fff}
.prompt-acts .btn.tiny:hover{background:rgba(255,255,255,.28);color:#fff}
.prompt-meta{display:flex;flex-wrap:wrap;gap:6px;padding:11px 16px 0}
.prompt-meta i{font-style:normal;font-size:.7rem;padding:3px 9px;border-radius:999px;background:var(--paper);border:1px solid var(--line);color:var(--ink-2)}
.prompt-body,.prompt-sub pre{
  margin:0;padding:14px 16px;white-space:pre-wrap;word-break:break-word;
  font-family:inherit;font-size:.88rem;line-height:1.85;color:var(--ink);
}
.prompt-sub{border-top:1px dashed var(--line);background:rgba(180,98,60,.05)}
.prompt-sub b{display:block;padding:9px 16px 0;font-size:.76rem;color:var(--clay)}
.prompt-sub pre{font-size:.82rem;padding-top:5px;color:var(--ink-2)}
.version-acts{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 版本谱系 ---------- */
.lineage-card{margin-top:28px;padding:18px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.lineage-card h3{margin:0 0 4px;font-size:.98rem;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.lineage-card h3 small{font-size:.74rem;color:var(--ink-3);font-weight:400}
.lineage-card>p{margin:0 0 14px;font-size:.8rem;color:var(--ink-2)}
.lineage-board{display:flex;flex-direction:column;gap:12px}
.empty-hint{font-size:.82rem;color:var(--ink-3);margin:0}
.lineage-item{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:var(--paper-2)}
.lineage-item>header{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:9px 13px;background:var(--paper);border-bottom:1px solid var(--line-2);
}
.lineage-item .ver{font-weight:700;font-size:.86rem;color:var(--forest)}
.lineage-item .origin{
  font-size:.68rem;padding:2px 9px;border-radius:999px;
  background:var(--forest-soft);color:var(--forest);
}
.lineage-item .origin.is-ai{background:rgba(111,90,168,.12);color:var(--violet)}
.lineage-item .origin.is-hand{background:rgba(201,138,43,.14);color:var(--amber)}
.lineage-item .time{font-size:.68rem;color:var(--ink-3);margin-left:auto}
.lineage-item .lin-body{padding:11px 13px;display:flex;flex-direction:column;gap:9px}
.lineage-item .change{font-size:.79rem;color:var(--clay)}
.lineage-item .txt{
  font-size:.79rem;color:var(--ink-2);line-height:1.65;
  max-height:5.6em;overflow:hidden;position:relative;cursor:pointer;
}
.lineage-item .txt.is-open{max-height:none}
.lineage-item .shots{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.shot-slot{
  width:82px;height:62px;border-radius:7px;overflow:hidden;position:relative;
  border:1.5px dashed var(--line);background:var(--paper);cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:.68rem;color:var(--ink-3);
}
.shot-slot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shot-slot.is-final{border:2px solid var(--ok);border-style:solid}
.shot-slot .final-tag{
  position:absolute;left:0;right:0;bottom:0;text-align:center;
  background:var(--ok);color:#fff;font-size:.62rem;padding:1px 0;
}
.lineage-item .lin-acts{display:flex;gap:7px;flex-wrap:wrap;margin-top:2px}

/* ---------- step 4 ---------- */
.comparison-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:22px}
.comparison-preview h3{margin:0 0 5px;font-size:.95rem}
.comparison-preview>p{margin:0 0 12px;font-size:.79rem;color:var(--ink-2)}
.matrix-title{margin-top:22px!important}
.ba-preview{display:flex;flex-direction:column;gap:12px}
.ba-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:start}
.ba-cell{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:#fff}
.ba-cell .cap{padding:6px 10px;font-size:.72rem;color:var(--ink-3);border-bottom:1px solid var(--line-2)}
.ba-cell .cap b{color:var(--ink)}
.ba-cell .ph{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;background:var(--paper);color:var(--ink-3);font-size:.75rem}
.ba-cell img{aspect-ratio:4/3;object-fit:cover;width:100%}
.a4-preview{
  border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;
  aspect-ratio:210/297;overflow:hidden;display:flex;align-items:center;justify-content:center;
}
.a4-preview canvas,.a4-preview img{width:100%;height:100%;object-fit:contain}
.a4-preview .ph{font-size:.78rem;color:var(--ink-3);padding:20px;text-align:center}

.comparison-form{display:flex;flex-direction:column;gap:14px}
.compare-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding-bottom:10px;border-bottom:1px dashed var(--line)}
.compare-head b{font-size:.92rem}
.compare-progress{font-size:.78rem;color:var(--forest);font-weight:700;font-variant-numeric:tabular-nums}
.compare-head small{font-size:.72rem;color:var(--ink-3);flex-basis:100%}

.completion-card{
  margin-top:24px;padding:18px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);
  display:flex;gap:18px;align-items:center;flex-wrap:wrap;
}
.completion-card>div{flex:1;min-width:220px}
.completion-card span{font-size:.72rem;letter-spacing:.1em;color:var(--forest);font-weight:700}
.completion-card h3{margin:4px 0 4px;font-size:1rem}
.completion-card p{margin:0;font-size:.79rem;color:var(--ink-2)}

.export-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;gap:12px;margin-top:20px;align-items:stretch}
.export-btn{
  cursor:pointer;font-family:inherit;text-align:left;
  padding:14px 16px;border-radius:var(--radius);
  border:1px solid var(--line);background:#fff;color:inherit;
  display:flex;flex-direction:column;gap:4px;
}
.export-btn:hover{border-color:var(--forest)}
.export-btn b{font-size:.88rem}
.export-btn span{font-size:.73rem;color:var(--ink-3);line-height:1.45}
.export-btn.featured{border-color:var(--forest);background:var(--forest-soft)}
.export-dpi{display:flex;flex-direction:column;gap:6px;font-size:.75rem;color:var(--ink-3);justify-content:center}
.export-dpi select{
  padding:9px 10px;border-radius:8px;border:1px solid var(--line);
  background:#fff;font-family:inherit;font-size:.8rem;color:inherit;
}

.panel-actions{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.split-actions{justify-content:space-between}

/* ============================================================
   作业3 · 白模台
   ============================================================ */
.handoff-strip[hidden]{display:none}
.handoff-strip{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:12px 16px;margin-bottom:16px;border-radius:var(--radius-sm);
  background:rgba(53,107,145,.07);border:1px solid rgba(53,107,145,.3);font-size:.83rem;
}
.handoff-strip b{color:var(--blue)}
.handoff-strip span{color:var(--ink-2);font-size:.78rem}
.handoff-strip .ho-acts{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}

/* ══════════════════════════════════════════
   一屏外壳：整页不滚动，只有内容区自己滚，
   步骤导航和「上一步 / 下一步」永远在视野里。
   ══════════════════════════════════════════ */
html.app-mode,body.app-mode{overflow:hidden;height:100%}
html.app-mode{overscroll-behavior:none}
/* 面板自己的 display 规则比 UA 的 [hidden] 更强，不写这一条的话
   隐藏的面板仍然占着 flex 位置，把当前面板挤成一条 */
.workflow-panel[hidden]{display:none!important}
.workflow-shell.is-app{padding-top:12px;padding-bottom:10px;align-items:stretch}
.workflow-shell.is-app .workflow-sidebar{max-height:var(--wb-h);overflow-y:auto}
.workflow-shell.is-app .workflow-main{min-height:0;display:flex}

.workflow-panel:not(.is-workbench){
  flex:1;min-width:0;padding:0;overflow:hidden;
  display:flex;flex-direction:column;
  height:var(--wb-h,auto);
}
.workflow-panel:not(.is-workbench) .panel-heading{
  flex:0 0 auto;margin:0;padding:13px clamp(14px,2.2vw,24px);
  border-bottom:1px solid var(--line);border-bottom-style:solid;background:var(--paper);
}
.panel-heading p{max-width:96ch}
.panel-scroll{
  flex:1;min-height:0;overflow-y:auto;
  padding:16px clamp(14px,2.2vw,24px) 20px;overscroll-behavior:contain;
}
.workflow-panel:not(.is-workbench) .panel-actions{
  flex:0 0 auto;margin:0;padding:10px clamp(14px,2.2vw,24px);
  border-top:1px solid var(--line);background:var(--paper);
}
.panel-scroll>*:first-child{margin-top:0}
.panel-scroll .field-title:first-child{margin-top:0}

/* 子页签：内容多的步骤切成几格，就不用滚了 */
.sub-tabs{
  display:flex;gap:6px;flex:0 0 auto;margin:0 0 14px;
  border-bottom:1px solid var(--line);padding-bottom:0;
}
.sub-tabs button{
  cursor:pointer;font-family:inherit;font-size:.82rem;color:var(--ink-3);
  padding:7px 14px;border:none;background:transparent;
  border-bottom:2px solid transparent;white-space:nowrap;
}
.sub-tabs button:hover{color:var(--forest)}
.sub-tabs button.is-on{color:var(--forest);font-weight:650;border-bottom-color:var(--forest)}
.sub-pane{display:none}
.sub-pane.is-on{display:block}
.sub-pane>*:first-child{margin-top:0}

/* 紧凑卡片：标题 + 一行说明，说明超出用省略号，完整内容在 title 提示里 */
.card-grid.is-dense{gap:7px}
.card-grid.is-dense .pick{padding:8px 11px;gap:2px;min-height:0}
.card-grid.is-dense .pick h4{font-size:.83rem;padding-right:18px}
.card-grid.is-dense .pick p{
  font-size:.72rem;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.card-grid.is-dense .pick .badges{display:none}
.card-grid.is-dense .pick .works{display:none}
.card-grid.is-dense .pick.is-active::after{width:16px;height:16px;font-size:10px;top:7px;right:7px}
.card-grid.is-dense .pick .rec-star{top:-6px;left:9px;font-size:.6rem;padding:1px 7px}
.card-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card-grid.cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.mini-label.mt{margin-top:14px}
/* 第 1 步的底图位不要长满一列，太吃高度 */
.base-drop{aspect-ratio:21/9;max-height:132px}
.base-slot{padding:9px;gap:7px}
.base-drop .replace-hint{font-size:.64rem;padding:3px 6px}
/* 完成标准那条压成一行 */
.evidence-tip{padding:9px 14px;margin-bottom:14px}
.evidence-tip span{font-size:.78rem}
/* 第 5 步：对照格里两列各自滚不了，就把预览压小 */
.ba-cell img,.ba-cell .ph{aspect-ratio:16/10}
.comparison-form{gap:10px}
.comparison-form textarea{min-height:74px}
.cmp-form-wrap{margin-bottom:16px}
/* 第 5 步：A4 预览别撑满 */
.a4-preview{max-height:340px}
@media (max-width:900px){
  .card-grid.cols-5{grid-template-columns:repeat(3,minmax(0,1fr))}
  .card-grid.cols-4{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:640px){
  .card-grid.cols-5,.card-grid.cols-4,.card-grid.cols-3.is-dense{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sub-tabs{overflow-x:auto;scrollbar-width:none}
  .sub-tabs::-webkit-scrollbar{display:none}
  .sub-tabs button{padding:7px 10px;font-size:.78rem}
}

/* 内容分两栏，少滚一半 */
.panel-cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:start}
.panel-cols>div{min-width:0}


/* ── 工作台外壳 ── */
.workflow-shell.is-wb{grid-template-columns:1fr;padding-top:10px;padding-bottom:8px}
.workflow-shell.is-wb .workflow-sidebar{display:none}
body.wb-mode .mobile-steps{display:flex}

/* 工具模式（第 3 步）：hero 让位，把整屏都给工作台 */
body.wb-mode .hero{display:none}
body.app-mode .mobile-steps{padding-top:14px;padding-bottom:6px}
/* 一屏模式下窄屏不再把课程侧栏堆在面板上面——它会把面板整个顶出视口，
   顶部的步骤横条已经承担了导航 */
@media (max-width:1300px){
  .workflow-shell.is-app{grid-template-columns:1fr}
  .workflow-shell.is-app .workflow-sidebar{display:none}
  body.app-mode .mobile-steps{display:flex}
}
/* 其余步骤：hero 压成一行指标条，标题那段话移到面板里，不再占两百像素 */
body.app-mode:not(.wb-mode) .hero{
  grid-template-columns:1fr;gap:0;padding:10px clamp(16px,4vw,40px) 8px;
}
body.app-mode:not(.wb-mode) .hero>div:first-child{display:none}
body.app-mode:not(.wb-mode) .hero-status span{
  flex-direction:row;align-items:baseline;gap:6px;min-width:0;padding:6px 12px;
}
body.app-mode:not(.wb-mode) .hero-status strong{font-size:.95rem}

.workflow-panel.is-workbench{
  padding:0;overflow:hidden;
  display:flex;flex-direction:column;
  height:var(--wb-h,calc(100dvh - 190px));min-height:430px;
}

/* 顶栏 */
.wb-topbar{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:9px 14px;border-bottom:1px solid var(--line);background:var(--paper);
}
.wb-title{margin:0;font-size:.86rem;font-weight:700;color:var(--forest);white-space:nowrap}
.wb-sites,.wb-views{display:flex;gap:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.wb-sites button,.wb-views button{
  cursor:pointer;font-family:inherit;font-size:.78rem;color:var(--ink-2);
  padding:6px 12px;border:none;background:transparent;white-space:nowrap;
  border-right:1px solid var(--line-2);
}
.wb-sites button:last-child,.wb-views button:last-child{border-right:none}
.wb-sites button:hover,.wb-views button:hover{background:var(--forest-soft);color:var(--forest)}
.wb-sites button.is-on,.wb-views button.on{background:var(--forest);color:#fff}
.wb-sites button i{font-style:normal;opacity:.6;font-size:.68rem;margin-left:4px}
.wb-sites button.is-on i{opacity:.8}
.wb-icon{
  cursor:pointer;font-family:inherit;font-size:.76rem;font-weight:700;
  width:24px;height:24px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-3);flex:0 0 auto;line-height:1;
}
.wb-icon:hover{border-color:var(--forest);color:var(--forest)}
.wb-toggles{display:flex;gap:10px}
.wb-topbar .tg{display:flex;align-items:center;gap:5px;font-size:.74rem;color:var(--ink-2);cursor:pointer;white-space:nowrap}
.wb-topbar .tg input{width:14px;height:14px;accent-color:var(--forest);cursor:pointer;margin:0}
/* 撤销 / 重做 / 删除 / 清空：统一放这里，不再散在每一行 */
.wb-edit{display:flex;gap:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.wb-edit button{
  cursor:pointer;font-family:inherit;font-size:.76rem;color:var(--ink-2);
  padding:6px 10px;border:none;background:transparent;white-space:nowrap;
  border-right:1px solid var(--line-2);display:inline-flex;align-items:center;gap:4px;
}
.wb-edit button:last-child{border-right:none}
.wb-edit button span{font-size:.86rem;line-height:1}
.wb-edit button b{font-weight:500}
.wb-edit button:hover:not(:disabled){background:var(--forest-soft);color:var(--forest)}
.wb-edit button.is-danger:hover:not(:disabled){background:rgba(180,98,60,.1);color:var(--clay)}
.wb-edit button:disabled{opacity:.32;cursor:not-allowed}

.wb-acts{margin-left:auto;display:flex;gap:6px;align-items:center}
.wb-topbar .btn{white-space:nowrap;display:inline-flex;align-items:center;gap:5px}
.wb-topbar .btn b{font-weight:600}

.site-brief,.wb-help{
  flex:0 0 auto;margin:0;padding:9px 16px;
  background:var(--forest-soft);border-bottom:1px solid var(--line);
  font-size:.79rem;color:var(--ink-2);line-height:1.65;
}
.wb-help{background:rgba(201,138,43,.08)}
.wb-help p{margin:0 0 6px}
.wb-help p:last-child{margin:0}
.workflow-panel.is-workbench .handoff-strip{flex:0 0 auto;margin:0;border-radius:0;border-width:0 0 1px}

/* 主体三列 */
.wb-body{flex:1 1 auto;min-height:0;display:grid;grid-template-columns:216px minmax(0,1fr) 320px}
.wb-lib{
  min-height:0;display:flex;flex-direction:column;
  border-right:1px solid var(--line);background:var(--paper);
}
.wb-lib-head{display:flex;align-items:center;padding:8px 12px;border-bottom:1px solid var(--line-2)}
.wb-lib-head b{font-size:.8rem}
.wb-lib-close{display:none;margin-left:auto}
.wb-lib-scroll{flex:1;min-height:0;overflow-y:auto;padding:10px 12px 16px}
.wb-lib .mini-label{margin:0 0 7px;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;font-size:.74rem}
.wb-lib .mini-label small{font-weight:400;color:var(--ink-3);font-size:.68rem;flex-basis:100%}
.wb-lib .part-palette+.mini-label{margin-top:14px}

.wb-stage{min-width:0;min-height:0;display:flex;flex-direction:column;background:#f7f6f3}
.massing-canvas{flex:1 1 auto;min-height:0;overflow:hidden;background:#f7f6f3}

.wb-panel{
  min-height:0;display:flex;flex-direction:column;
  border-left:1px solid var(--line);background:#fff;
}
.wb-grip{display:none}
.wb-tabs{flex:0 0 auto;display:flex;border-bottom:1px solid var(--line);background:var(--paper)}
.wb-tabs button{
  flex:1;cursor:pointer;font-family:inherit;font-size:.74rem;color:var(--ink-3);
  padding:9px 4px;border:none;background:transparent;border-bottom:2px solid transparent;
  display:flex;align-items:center;justify-content:center;gap:4px;white-space:nowrap;
}
.wb-tabs button:hover{color:var(--forest)}
.wb-tabs button.is-on{color:var(--forest);font-weight:650;border-bottom-color:var(--forest);background:#fff}
.wb-tabs button i{
  font-style:normal;font-size:.64rem;min-width:15px;height:15px;padding:0 3px;
  border-radius:999px;background:var(--forest-soft);color:var(--forest);
  display:inline-flex;align-items:center;justify-content:center;
}
.wb-tabs button i:empty{display:none}
.wb-tabs button i.is-bad{background:rgba(180,98,60,.16);color:var(--clay)}
.wb-lib-tab{display:none!important}
.wb-panes{flex:1;min-height:0;position:relative}
.wb-pane{position:absolute;inset:0;overflow-y:auto;padding:12px;display:none}
.wb-pane.is-on{display:block}
.pane-lead{margin:0 0 10px;font-size:.74rem;color:var(--ink-3);line-height:1.6}

/* 底栏状态条 */
.wb-foot{
  flex:0 0 auto;display:flex;align-items:center;gap:12px;
  padding:8px 14px;border-top:1px solid var(--line);background:var(--paper);
}
.wb-status{
  flex:1;min-width:0;display:flex;align-items:center;gap:8px;cursor:pointer;
  border:none;background:transparent;font-family:inherit;font-size:.78rem;
  color:var(--ink-2);text-align:left;padding:0;
}
.wb-status:hover{color:var(--forest)}
.ws-dot{flex:0 0 auto;width:9px;height:9px;border-radius:50%;background:var(--ink-3)}
.ws-dot.is-ok{background:var(--ok)}
.ws-dot.is-bad{background:var(--clay)}
.ws-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wb-foot-acts{flex:0 0 auto;display:flex;gap:8px}

.workflow-panel.is-workbench .layout-shot{
  position:absolute;right:22px;bottom:70px;width:min(420px,42vw);z-index:20;
  box-shadow:0 12px 40px rgba(35,40,33,.28);
}
.workflow-shell.is-wb .workflow-main{position:relative}

.site-sub{font-size:.72rem;font-weight:400;color:var(--ink-3)}
.massing-fallback{
  height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;padding:26px;text-align:center;color:var(--ink-2);font-size:.83rem;
}
.massing-fallback b{font-size:1rem;color:var(--clay)}
.massing-fallback p{margin:0;max-width:52ch;line-height:1.7}
.massing-fallback code{font-size:.78rem}

.massing-plan{
  flex:0 0 auto;max-height:34%;overflow:hidden;
  border-top:1px solid var(--line);background:#fbfaf7;
}
.layout-shot{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:#fff}
.layout-shot img{width:100%;display:block}
.layout-shot p{margin:0;padding:9px 13px;font-size:.75rem;color:var(--ink-2);border-top:1px solid var(--line-2)}
.layout-shot .ls-close{
  position:absolute;top:6px;right:8px;z-index:2;cursor:pointer;
  width:24px;height:24px;border-radius:50%;border:none;
  background:rgba(35,40,33,.6);color:#fff;font-size:.9rem;line-height:1;
}

.part-palette{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.part-palette.is-master{grid-template-columns:1fr}
.part-chip{
  cursor:pointer;text-align:left;font-family:inherit;color:inherit;
  padding:8px 10px;border-radius:8px;border:1px solid var(--line);background:#fff;
  display:flex;flex-direction:column;gap:1px;
}
.part-chip:hover{border-color:var(--forest);background:var(--forest-soft)}
.part-chip b{font-size:.8rem;font-weight:600}
.part-chip span{font-size:.68rem;color:var(--ink-3)}
.part-chip.is-master{border-color:rgba(221,146,100,.65);background:rgba(221,146,100,.07)}
.part-chip.is-master:hover{border-color:#b06a3e;background:rgba(221,146,100,.15)}
.part-chip.is-master b{color:#8a4a2c}
.kit-why{grid-column:1/-1;margin:4px 0 0;font-size:.71rem;color:var(--ink-3);line-height:1.55;font-style:italic}

.part-list{display:flex;flex-direction:column;gap:5px}
.part-row{
  display:flex;align-items:center;gap:8px;cursor:pointer;
  padding:7px 9px;border-radius:7px;border:1px solid var(--line);background:#fff;font-size:.78rem;
}
.part-row:hover{border-color:var(--forest)}
.part-row.is-sel{border-color:var(--forest);background:var(--forest-soft);box-shadow:inset 0 0 0 1px var(--forest)}
.part-row.is-master b{color:#8a4a2c}
.part-row b{flex:0 0 auto;font-weight:600}
.part-row small{color:var(--ink-3);font-size:.7rem;margin-left:auto;font-variant-numeric:tabular-nums}
.row-del{
  flex:0 0 auto;border:none;background:transparent;cursor:pointer;
  color:var(--ink-3);font-size:.85rem;padding:0 2px;line-height:1;
}
.row-del:hover{color:var(--clay)}

.part-editor{
  border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;padding:12px;
}
.pe-head{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.pe-head b{font-size:.88rem}
.pe-head span{font-size:.71rem;color:var(--ink-3)}
.pe-why{margin:0 0 10px;font-size:.74rem;color:var(--clay);line-height:1.55}
.pe-field{margin-bottom:11px}
.pe-field label{display:flex;align-items:baseline;justify-content:space-between;font-size:.77rem;margin-bottom:3px}
.pe-field label i{font-style:normal;font-weight:700;color:var(--forest);font-variant-numeric:tabular-nums}
.pe-field label i em{font-style:normal;font-weight:400;font-size:.68rem;color:var(--ink-3);margin-left:1px}
.pe-field input[type=range]{width:100%;accent-color:var(--forest);margin:0}
.pe-anchors{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}
.pe-anchors u{
  text-decoration:none;cursor:pointer;font-size:.65rem;
  padding:1px 6px;border-radius:999px;background:var(--paper);color:var(--ink-3);border:1px solid var(--line-2);
}
.pe-anchors u:hover{border-color:var(--forest);color:var(--forest)}
.pe-anchors u.off{opacity:.32;pointer-events:none}
.pe-rot input[type=range]{accent-color:var(--ink-3)}
.pe-acts{display:flex;gap:6px;margin:10px 0 8px}
.pe-sentence{
  margin:0;padding:9px 10px;border-radius:7px;background:var(--paper);
  font-size:.74rem;line-height:1.6;color:var(--ink-2);
}

.check-box{display:flex;flex-direction:column;gap:8px}
.check{
  padding:9px 13px;border-radius:8px;font-size:.79rem;
  display:flex;flex-direction:column;gap:2px;border-left:3px solid;
}
.check b{font-weight:650}
.check span{color:var(--ink-2);line-height:1.6}
.check.is-ok{background:rgba(63,125,85,.07);border-color:var(--ok)}
.check.is-ok b{color:var(--ok)}
.check.is-bad{background:rgba(180,98,60,.08);border-color:var(--clay)}
.check.is-bad b{color:var(--clay)}

.massing-sentences{display:flex;flex-direction:column;gap:6px}
.ms-line{
  margin:0;padding:8px 12px;border-radius:7px;background:var(--paper);
  font-size:.8rem;line-height:1.7;color:var(--ink-2);
}
.ms-line i{
  font-style:normal;display:inline-flex;align-items:center;justify-content:center;
  width:16px;height:16px;border-radius:50%;background:var(--forest);color:#fff;
  font-size:.62rem;margin-right:5px;vertical-align:1px;
}
.ms-line.is-site{background:var(--forest-soft);color:var(--ink)}

/* ---------- 弹窗 ---------- */
.export-modal,.ai-modal{
  position:fixed;inset:0;z-index:200;display:none;
  align-items:center;justify-content:center;padding:20px;
  background:rgba(35,40,33,.45);backdrop-filter:blur(3px);
}
.export-modal.is-open,.ai-modal.is-open{display:flex}
.export-modal-card,.ai-modal-card{
  width:min(720px,100%);max-height:88vh;overflow-y:auto;
  background:var(--paper-2);border-radius:var(--radius);padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.3);
}
.export-modal-card h3,.ai-modal-card h3{margin:0 0 6px;font-size:1.05rem}
.export-modal-hint,.ai-modal-hint{margin:0 0 14px;font-size:.82rem;color:var(--ink-2)}
.export-modal-acts,.ai-modal-acts{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.export-modal-list{display:flex;flex-direction:column;gap:8px}
.export-modal-list a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;
  border-radius:8px;border:1px solid var(--line);background:#fff;
  text-decoration:none;color:var(--ink);font-size:.82rem;
}
.ai-modal-block{margin-bottom:14px}
.ai-modal-block-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.ai-modal-block-head b{font-size:.82rem}
.ai-modal-block-head .btn{margin-left:auto}
.ai-modal-block pre{
  margin:0;padding:12px;border-radius:8px;background:#fff;border:1px solid var(--line);
  max-height:230px;overflow:auto;white-space:pre-wrap;word-break:break-word;
  font-family:inherit;font-size:.79rem;line-height:1.7;color:var(--ink-2);
}
.ai-modal-block textarea{min-height:150px}

.stage-out{position:fixed;left:-99999px;top:0;width:1px;height:1px;overflow:hidden}
.toast{
  position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(14px);
  padding:11px 20px;border-radius:999px;background:var(--ink);color:#fff;
  font-size:.83rem;opacity:0;pointer-events:none;transition:opacity .22s,transform .22s;z-index:300;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- 响应式 ---------- */
/* ── 工作台 · iPad 横屏 / 小笔记本：构件库收成抽屉 ── */
@media (max-width:1180px){
  .wb-body{grid-template-columns:minmax(0,1fr) 300px}
  .wb-lib{
    position:absolute;left:0;top:0;bottom:0;width:236px;z-index:30;
    border-right:1px solid var(--line);box-shadow:8px 0 28px rgba(35,40,33,.14);
    transform:translateX(-102%);transition:transform .18s ease;
  }
  .wb-body.lib-open .wb-lib{transform:translateX(0)}
  .wb-body{position:relative}
  .wb-lib-close{display:block}
  .wb-lib-tab{display:flex!important;flex:0 0 auto;padding-left:10px;padding-right:10px;color:var(--forest);font-weight:650}
}

/* ── 工作台 · iPad 竖屏 / 手机：视图在上，面板在下 ── */
@media (max-width:900px){
  /* 上下两段用 flex 而不是 grid：面板可以被压缩，视图有保底高度，
     不会出现「拉高面板之后模型只剩一条」 */
  .wb-body{display:flex;flex-direction:column;overflow:hidden}
  .wb-stage{flex:1 1 auto;min-height:168px}
  .wb-panel{flex:0 1 var(--wb-panel-h,44%);min-height:148px;border-left:none;border-top:1px solid var(--line)}
  .wb-body.panel-tall{--wb-panel-h:66%}
}
/* 高屏（iPad 竖屏这类）不必给面板那么大比例，模型才是主角 */
@media (max-width:900px) and (min-height:880px){
  .wb-body{--wb-panel-h:36%}
  .wb-body.panel-tall{--wb-panel-h:52%}
}
@media (max-width:900px){
  .wb-lib{width:min(280px,84vw)}
  .wb-topbar{gap:8px;padding:8px 12px;overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none}
  .wb-topbar::-webkit-scrollbar{display:none}
  .wb-title{display:none}
  .wb-toggles{gap:8px}
  .wb-acts{margin-left:0}
  .massing-plan{max-height:38%}
  /* 底部面板做成可拉的抽屉：看模型时收起，调尺寸时拉高 */
  .wb-grip{
    display:flex;align-items:center;justify-content:center;
    flex:0 0 auto;height:20px;cursor:pointer;background:var(--paper);
    border-bottom:1px solid var(--line-2);
  }
  .wb-grip::before{content:'';width:38px;height:4px;border-radius:2px;background:var(--line)}
  .wb-grip:active::before{background:var(--forest)}
}

@media (max-width:640px){
  .workflow-panel.is-workbench{min-height:400px;border-radius:0;border-left:none;border-right:none}
  .workflow-shell.is-wb{padding-left:0;padding-right:0}
  .wb-body{--wb-panel-h:46%}
  /* 手机上抽屉拉高＝在调尺寸，这时平面让位给模型；要挪位置就把抽屉按下去 */
  .wb-body.panel-tall .massing-plan{display:none}
  .wb-tabs button{font-size:.7rem;padding:10px 2px}
  /* 工具模式下把站点头压成一行，手机上它本来要吃掉 165px */
  body.app-mode .tool-header{
    padding:8px 12px;gap:8px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;
  }
  body.app-mode .tool-header::-webkit-scrollbar{display:none}
  body.app-mode .puxin-pagebrand__copy,
  body.app-mode .identity-pill,
  body.app-mode .jy-guide-trigger-copy{display:none}
  /* 指标条压成一行横滑；面板标题下的那段话手机上收起，正文才有地方 */
  body.app-mode:not(.wb-mode) .hero{padding:6px 12px 4px}
  body.app-mode .hero-status{
    flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;gap:6px;
  }
  body.app-mode .hero-status::-webkit-scrollbar{display:none}
  body.app-mode .hero-status span{flex:0 0 auto;padding:4px 10px;font-size:.7rem}
  body.app-mode .workflow-panel:not(.is-workbench) .panel-heading{padding:10px 14px}
  body.app-mode .panel-heading h2{font-size:1rem}
  body.app-mode .panel-heading>p{display:none}
  /* 底部按钮条保持一行，别把两个按钮竖着摞成 110px */
  body.app-mode .split-actions{flex-direction:row;gap:8px;justify-content:space-between}
  body.app-mode .split-actions .btn{width:auto;padding:9px 12px;font-size:.78rem;flex:0 1 auto}
  body.app-mode .split-actions .btn.primary{flex:1 1 auto}
  body.app-mode .puxin-pagebrand__mark img{width:26px;height:26px}
  body.app-mode .course-chip{padding:5px 10px;font-size:.72rem;white-space:nowrap}
  body.app-mode .header-actions{gap:6px}
  body.app-mode .header-actions a{padding:5px 9px;font-size:.74rem;white-space:nowrap}
  body.app-mode .mobile-steps{padding:8px 12px 4px}
  body.app-mode .mobile-steps button{padding:6px 11px;font-size:.76rem}
  /* 顶栏按钮只留图标，文字靠 title */
  .wb-acts .btn b{display:none}
  .wb-edit button b{display:none}
  .wb-edit button{padding:6px 9px}
  .wb-acts .btn{padding:6px 9px}
  .wb-topbar .tg span{display:none}
  .wb-topbar .tg::after{content:attr(data-short);font-size:.72rem;color:var(--ink-2)}
  .toast{bottom:64px}
  .wb-acts .btn.tiny{padding:5px 8px;font-size:.7rem}
  .wb-foot{padding:7px 12px}
  .wb-foot-acts .btn.tiny{padding:7px 10px}
  .workflow-panel.is-workbench .layout-shot{right:10px;left:10px;width:auto;bottom:62px}
  /* 触控：滑杆和条目加高，手指点得中 */
  .pe-field input[type=range]{height:26px}
  .pe-anchors u{padding:4px 9px;font-size:.7rem}
  .part-row{padding:10px 10px}
  .part-chip{padding:10px}
}

@media (max-width:1080px){
  .part-list{max-height:none}
  .workflow-shell{grid-template-columns:1fr}
  .workflow-sidebar{position:static}
  .desktop-steps{display:none}
  .mobile-steps{display:flex}
  .comparison-layout{grid-template-columns:1fr}
  .card-grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .three-col{grid-template-columns:1fr}
  .mode-switch{grid-template-columns:1fr}
  .hero{grid-template-columns:1fr}
}
@media (max-width:720px){
  body{font-size:14px}
  .hero{padding:24px 16px 18px}
  .base-grid,.diagnosis-grid,.checkbox-grid,.ref-options{grid-template-columns:1fr}
  .part-palette{grid-template-columns:1fr 1fr}
  .card-grid.cols-3,.card-grid.cols-2,.two-col{grid-template-columns:1fr}
  .generate-bar{grid-template-columns:1fr}
  .export-grid{grid-template-columns:1fr}
  .ba-row{grid-template-columns:1fr}
  .split-actions{flex-direction:column}
  .split-actions .btn{width:100%}
  .course-chip{font-size:.75rem}
}

@media print{
  .tool-header,.mobile-steps,.workflow-sidebar,.panel-actions,.export-grid,.jy-guide-trigger{display:none!important}
  body{background:#fff}
  .workflow-panel{border:none;box-shadow:none}
}


/* ============================================================
   紧凑化：让前四步在桌面与 iPad 上也不用滚
   ============================================================ */
/* 完成标准压成一行，点一下能展开 */
.workflow-panel .evidence-tip{align-items:center}
.workflow-panel .evidence-tip span{
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;cursor:pointer;
}
.workflow-panel .evidence-tip.is-open span{-webkit-line-clamp:unset;overflow:visible}
/* 第 1 步 */
.base-drop{max-height:104px}
.base-slot{padding:8px;gap:6px}
.base-slot input[type=text],.base-slot select{padding:6px 9px;font-size:.75rem}
.diagnosis-grid.is-stack textarea{min-height:62px}
.diagnosis-grid.is-stack label>span{font-size:.8rem}
.diagnosis-grid.is-stack small{font-size:.7rem}
/* 第 4 步 */
.inline-field{margin:10px 0 0}
.inline-field>span{font-size:.8rem}
/* 第 5 步 */
.a4-preview{max-height:250px}
.comparison-preview>h3{margin-bottom:3px}
.comparison-preview>p{margin-bottom:8px;font-size:.75rem}
.cmp-form-wrap.is-two-col .comparison-form{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px;align-items:start;
}
.cmp-form-wrap.is-two-col .compare-head{grid-column:1/-1}
.cmp-form-wrap.is-two-col textarea{min-height:70px}
.completion-card{margin-top:14px;padding:14px}
.export-grid{margin-top:14px}
.export-btn{padding:11px 13px}

@media (max-width:760px){
  .cmp-form-wrap.is-two-col .comparison-form{grid-template-columns:1fr}
}

.card-grid.cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}
@media (max-width:760px){.panel-cols{grid-template-columns:1fr;gap:0}}
@media (max-width:1000px){
  .card-grid.cols-6{grid-template-columns:repeat(5,minmax(0,1fr))}
}
@media (max-width:760px){.card-grid.cols-6,.card-grid.cols-5{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.card-grid.cols-6{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* 第 5 步第 2 格再挤一挤 */
.completion-card{padding:11px 14px;gap:12px}
.completion-card h3{font-size:.92rem;margin:2px 0}
.completion-card p{font-size:.75rem}
.export-btn{padding:9px 12px}
.export-btn span{font-size:.68rem}
.a4-preview{max-height:200px}

/* 再压一轮 */
.card-grid.is-dense .pick{padding:6px 10px}
.card-grid.is-dense .pick p{line-height:1.3}
.mini-label i{font-style:normal;font-weight:400;color:var(--ink-3);font-size:.7rem;margin-left:6px}
.inline-field.is-row{
  flex-direction:row;align-items:center;gap:10px;margin:10px 0 0;
}
.inline-field.is-row>span{flex:0 0 auto;font-size:.78rem;white-space:nowrap}
.inline-field.is-row input{flex:1}
.completion-card .name-field{flex:0 0 auto;min-width:230px;margin:0}
.cmp-form-wrap.is-two-col textarea{min-height:62px}
.mode-btn{padding:11px 13px;gap:4px}
.mode-btn p{font-size:.72rem}
.mode-btn .kw i{font-size:.62rem;padding:1px 7px}
@media (max-width:720px){.card-grid.cols-3.is-dense{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* 屏幕本来就矮（笔记本 900、iPad 横屏 820）时，指标条与标题再让一层。
   指标在左侧步骤条上已有「已完成/未完成」，这里不是唯一出口。 */
@media (max-height:920px){
  body.app-mode:not(.wb-mode) .hero{display:none}
  body.app-mode .workflow-panel:not(.is-workbench) .panel-heading{padding:9px clamp(14px,2.2vw,24px)}
  body.app-mode .panel-heading h2{font-size:1.02rem}
  body.app-mode .panel-heading>p{
    display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
    margin-top:4px;font-size:.78rem;
  }
  body.app-mode .workflow-panel:not(.is-workbench) .panel-actions{padding:8px clamp(14px,2.2vw,24px)}
  body.app-mode .sub-tabs{margin-bottom:10px}
  body.app-mode .panel-scroll{padding-top:12px;padding-bottom:14px}
}

/* 最后几十像素 */
@media (max-height:920px){
  .base-drop{max-height:94px}
  .a4-preview{max-height:168px}
  .cmp-form-wrap.is-two-col textarea{min-height:56px}
  .completion-card{padding:9px 13px}
  .export-btn{padding:8px 11px}
  .mode-btn{padding:9px 12px}
}

@media (max-height:920px){
  .card-grid.is-dense{gap:6px}
  .card-grid.is-dense .pick{padding:5px 9px}
  .card-grid.is-dense .pick h4{font-size:.8rem}
  .card-grid.is-dense .pick p{font-size:.69rem}
  .mini-label{margin-bottom:6px}
  .mini-label.mt{margin-top:10px}
  .field-title{margin:16px 0 9px}
}

/* ==========================================================
   AI 助教评审（第 5 步 · ③）
   规则检查是「这一件还算不算那个做法」，机器能判；
   这里判的是跨步骤对账，所以只给方向，不给分。
   ========================================================== */
.review-card{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--paper-2);
  padding:14px 16px;
  margin-bottom:14px;
}
.review-head{display:flex;align-items:flex-start;gap:14px;justify-content:space-between}
.review-head>div{min-width:0}
.review-head b{display:block;font-size:.92rem;color:var(--ink)}
.review-head b{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.review-head b small{
  font-weight:400;font-size:.7rem;color:var(--violet);white-space:nowrap;
  padding:1px 7px;border-radius:999px;border:1px solid rgba(111,90,168,.32);
  background:rgba(111,90,168,.07);
}
.review-head p{margin:6px 0 0;font-size:.77rem;line-height:1.65;color:var(--ink-2)}
.review-head p b{display:inline;font-size:inherit;color:var(--violet)}
.review-head .btn{flex:0 0 auto;white-space:nowrap}

.review-dims{display:flex;flex-wrap:wrap;gap:6px;margin:11px 0 9px}
.review-dims i{
  font-style:normal;font-size:.71rem;color:var(--ink-2);cursor:help;
  padding:3px 9px;border-radius:999px;
  border:1px dashed var(--line);background:var(--paper);
}

.review-optin{
  display:flex;align-items:flex-start;gap:9px;
  padding:9px 11px;border-radius:var(--radius-sm);
  border:1px solid var(--line-2);background:var(--paper);
  cursor:pointer;
}
.review-optin input{margin-top:2px;flex:0 0 auto;accent-color:var(--violet)}
.review-optin span{font-size:.78rem;color:var(--ink);line-height:1.5}
.review-optin small{display:block;margin-top:3px;font-size:.69rem;color:var(--ink-3);line-height:1.6}

.review-out{margin-top:12px;border-top:1px dashed var(--line);padding-top:11px;overflow:auto;overscroll-behavior:contain}
.review-meta{font-size:.71rem;color:var(--ink-3);margin-bottom:9px}
.review-meta b{color:var(--ink-2)}
.review-meta i{
  font-style:normal;margin-left:8px;color:var(--violet);
  padding:1px 7px;border-radius:999px;background:rgba(111,90,168,.08);
}
/* 结果区自己滚：把 meta 钉在顶上，翻的时候还知道在看什么 */
.review-out .review-meta{
  position:sticky;top:0;z-index:1;
  background:var(--paper-2);padding-bottom:7px;margin-bottom:2px;
}

.rv{
  border:1px solid var(--line-2);border-left:3px solid var(--ink-3);
  border-radius:var(--radius-sm);
  background:var(--paper);
  padding:9px 12px;margin-bottom:7px;
}
.rv.is-ok{border-left-color:var(--ok)}
.rv.is-warn{border-left-color:var(--amber)}
.rv.is-bad{border-left-color:var(--clay)}
.rv b{display:block;font-size:.81rem;margin-bottom:4px;color:var(--ink)}
.rv.is-ok b{color:var(--ok)}
.rv.is-warn b{color:#a06d18}
.rv.is-bad b{color:var(--clay)}
.rv p{margin:0;font-size:.77rem;line-height:1.62;color:var(--ink-2)}
.rv-c{color:var(--ink)!important}
.rv-e,.rv-n{margin-top:4px!important}
.rv-e span,.rv-n span{
  display:inline-block;margin-right:6px;font-size:.66rem;
  padding:0 6px;border-radius:999px;border:1px solid var(--line);
  color:var(--ink-3);background:var(--paper-2);vertical-align:1px;
}
.rv-n span{border-color:rgba(111,90,168,.3);color:var(--violet);background:rgba(111,90,168,.06)}

.review-raw{
  margin:0 0 8px;padding:10px 12px;
  border:1px solid var(--line-2);border-radius:var(--radius-sm);
  background:var(--paper);
  font-size:.75rem;line-height:1.65;color:var(--ink-2);
  white-space:pre-wrap;word-break:break-word;
  max-height:280px;overflow:auto;
}
.review-acts{display:flex;flex-wrap:wrap;gap:7px;margin-top:9px}

@media (max-width:760px){
  .review-head{flex-direction:column;gap:9px}
  .review-head .btn{align-self:stretch;text-align:center}
  /* 手机上说明文字收成三行，点一下展开；方向标签改成横向一条 */
  .review-head p{
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;
    overflow:hidden;cursor:pointer;
  }
  .review-head p.is-open{-webkit-line-clamp:unset;overflow:visible}
  .review-dims{flex-wrap:nowrap;overflow-x:auto;padding-bottom:3px;margin:9px 0 8px}
  .review-dims i{flex:0 0 auto}
  .review-optin small{-webkit-line-clamp:3;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}
}
@media (max-height:920px){
  .review-card{padding:11px 13px;margin-bottom:11px}
  .review-head p{font-size:.74rem}
  .review-dims{margin:9px 0 7px}
  .review-raw{max-height:200px}
}

/* ==========================================================
   矮屏（笔记本 768 高、iPad 竖屏分屏）再收一档：
   不动信息量，只收留白、缩预览、把说明压成一行
   ========================================================== */
@media (max-height:800px){
  .mode-switch{gap:8px}
  .mode-btn{padding:8px 10px;gap:3px}
  .mode-btn b{font-size:.86rem}
  .mode-btn .sub{font-size:.71rem}
  .mode-btn p{
    font-size:.71rem;line-height:1.45;
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;
  }
  .mode-btn .kw{display:none}
  .a4-preview{max-height:132px}
  .ba-preview{gap:8px}
  .base-drop{max-height:80px}
  .panel-cols{gap:16px}
  .field-title{margin:12px 0 7px}
  .completion-card{padding:8px 12px}
  .export-btn{padding:7px 10px}
  .review-card{padding:10px 12px;margin-bottom:10px}
}

/* 窄屏同样收一档（iPad 竖屏、分屏）：三张理论卡片压成一行标题 + 两行说明 */
@media (max-width:1100px){
  .mode-switch{gap:8px}
  .mode-btn{padding:8px 10px;gap:3px}
  .mode-btn b{font-size:.86rem}
  .mode-btn p{
    font-size:.71rem;line-height:1.45;
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;
  }
  .mode-btn .kw{display:none}
}

/* ==========================================================
   白模参考图快照（第 3 步存 → 第 4 步用）
   ========================================================== */
.shot-strip{
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--paper-2);padding:12px 14px;margin:0 0 14px;
}
.shot-strip>header>b{display:block;font-size:.86rem;color:var(--ink)}
.shot-strip>header>b small{
  margin-left:8px;font-weight:400;font-size:.7rem;color:var(--forest);
  padding:1px 7px;border-radius:999px;border:1px solid rgba(47,111,94,.28);
  background:var(--forest-soft);
}
.shot-strip>header p{margin:5px 0 0;font-size:.75rem;line-height:1.6;color:var(--ink-2)}
.shot-strip>header p b{display:inline;font-weight:650;color:var(--forest)}
.shot-empty{
  margin:8px 0 0;font-size:.73rem;color:var(--ink-3);
  padding:7px 11px;border:1px dashed var(--line);border-radius:var(--radius-sm);
  background:var(--paper);
}
.shot-empty a{color:var(--forest)}

/* 一条横向胶片：存几张这一块都一样高，不会把这一屏顶下去 */
.shot-list{
  display:flex;gap:9px;margin-top:10px;
  overflow-x:auto;overscroll-behavior-x:contain;padding-bottom:4px;
}
.shot-item{
  position:relative;margin:0;padding:0;flex:0 0 150px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--paper);overflow:hidden;
}
.shot-no{
  position:absolute;top:6px;left:6px;z-index:2;
  min-width:19px;height:19px;line-height:19px;text-align:center;
  border-radius:999px;background:rgba(35,40,33,.72);color:#fff;
  font-size:.68rem;font-weight:600;
}
.shot-item img{
  display:block;width:100%;aspect-ratio:16/10;object-fit:cover;
  background:#f2f0eb;cursor:zoom-in;
}
.shot-gone{
  display:flex;align-items:center;justify-content:center;
  aspect-ratio:16/10;font-size:.72rem;color:var(--ink-3);background:var(--paper-2);
}
.shot-item figcaption{padding:7px 9px 0}
.shot-item figcaption b{display:block;font-size:.78rem;color:var(--ink)}
.shot-item figcaption i{
  display:block;font-style:normal;font-size:.67rem;color:var(--ink-3);
  margin-top:2px;line-height:1.45;
}
.shot-acts{display:flex;gap:5px;padding:7px 9px 9px}
.shot-acts .btn{flex:1;padding:4px 0;font-size:.72rem;text-align:center}
.shot-acts .btn.is-danger{flex:0 0 30px;color:var(--clay);border-color:rgba(180,98,60,.3)}
.shot-acts .btn.is-danger:hover{background:rgba(180,98,60,.08)}

/* ---- AI 连通自检 ---- */
.ai-check-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:9px 0 0}
.ai-check-bar small{font-size:.72rem;color:var(--ink-3);line-height:1.5;flex:1;min-width:200px}
.ai-check-out{
  margin-top:9px;padding:10px 13px;
  border:1px solid var(--line);border-left:3px solid var(--ink-3);
  border-radius:var(--radius-sm);background:var(--paper-2);
}
.ai-check-out.is-ok{border-left-color:var(--ok)}
.ai-check-out.is-bad{border-left-color:var(--clay)}
.ai-check-out.is-wait{border-left-color:var(--violet)}
.ai-check-out>b{display:block;font-size:.83rem;color:var(--ink)}
.ai-check-out.is-ok>b{color:var(--ok)}
.ai-check-out.is-bad>b{color:var(--clay)}
.ai-check-out p{margin:5px 0 0;font-size:.76rem;line-height:1.6;color:var(--ink-2)}
.ai-check-hint{color:var(--clay)!important}
.ai-check-list{margin:8px 0 0;padding:0;list-style:none}
.ai-check-list li{
  font-size:.71rem;color:var(--ink-3);line-height:1.7;
  padding-left:16px;position:relative;
}
.ai-check-list li::before{position:absolute;left:0;content:'·'}
.ai-check-list li.is-ok{color:var(--ok)}
.ai-check-list li.is-ok::before{content:'✓'}
.ai-check-list li.is-bad::before{content:'✕';color:var(--clay)}
.ai-check-list b{font-weight:600;color:inherit}

@media (max-height:800px){
  .shot-strip{padding:9px 11px;margin-bottom:10px}
  .shot-strip>header p{font-size:.72rem}
  .shot-list{gap:8px}
  .shot-item{flex-basis:132px}
  .shot-strip>header p{
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;
    overflow:hidden;cursor:pointer;
  }
  .shot-strip>header p.is-open{-webkit-line-clamp:unset;overflow:visible}
}

/* 窄屏/矮屏：参考强度三张卡片收成标题＋一行 */
@media (max-width:1300px),(max-height:860px){
  .ref-strategy .ref-options .pick p{
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;
    overflow:hidden;font-size:.72rem;line-height:1.45;
  }
  .shot-strip>header p{
    display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;
    overflow:hidden;cursor:pointer;
  }
  .shot-strip>header p.is-open{-webkit-line-clamp:unset;overflow:visible}
}

/* 又矮又窄（1024×768 这类旧笔记本 / iPad 分屏）：说明各留一行，标题不动 */
@media (max-height:800px) and (max-width:1100px){
  .card-grid.is-dense .pick p{-webkit-line-clamp:1}
  .mode-btn p{-webkit-line-clamp:1}
  .mode-btn .sub{display:none}
  .panel-cols{gap:12px}
  .mini-label.mt{margin-top:8px}
  .field-title{margin:10px 0 6px}
}
.ai-check-acts{margin-top:9px}
.ai-check-list li b{word-break:break-all}

/* ---- AI 优化表达 · 要不要带一张参考图 ----
   做成一行分段控件：这是个开关，不该占掉半屏 */
.refine-img{
  display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px;
  margin:9px 0 0;padding:7px 11px;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:var(--paper-2);
}
.refine-img legend{
  float:none;padding:0;font-size:.78rem;font-weight:650;color:var(--ink);
  white-space:nowrap;
}
.refine-img legend small{display:none}
.refine-img label{
  display:inline-flex;align-items:center;gap:5px;cursor:pointer;
  padding:3px 9px;border-radius:999px;border:1px solid var(--line);
  background:var(--paper);
}
.refine-img label:hover{border-color:var(--violet)}
.refine-img label:has(input:checked){
  border-color:var(--violet);background:rgba(111,90,168,.08);
}
.refine-img input{margin:0;accent-color:var(--violet)}
.refine-img label span{font-size:.75rem;color:var(--ink);white-space:nowrap}
.refine-img label i{display:none}          /* 说明收进 title，别占行 */
.refine-img-note{
  flex:1 1 100%;margin:0;font-size:.68rem;color:var(--ink-3);line-height:1.5;
}
@media (max-width:640px){
  .refine-img{gap:5px 7px}
  .refine-img label{padding:3px 7px}
  .refine-img label span{font-size:.72rem}
}
@media (max-height:800px){
  .refine-img{padding:5px 9px}
  .refine-img-note{display:none}           /* 侧栏那段隐私说明已经写了同一件事 */
}

/* 矮屏再挤一次：这一格是「AI 相关」的三小块（生成、带不带图、自检），
   把说明性文字收掉，按钮和选项一个不少 */
@media (max-height:860px){
  .ai-check-bar small{display:none}
  .ai-check-bar{margin-top:7px}
  .generate-bar{gap:8px}
  .ref-strategy{padding:9px 11px}
  .ref-hint{font-size:.7rem;margin-top:6px}
}

/* ==========================================================
   原文 / 改写后 对照
   删掉的用赭色划掉，新增的用绿底，未动的压灰——
   一眼看出"AI 到底动了哪几句"，这是这一课要学生自己判断的事。
   ========================================================== */
.diff-bar{margin:8px 0 0}
.prompt-diff{
  margin:8px 0 10px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--paper);overflow:hidden;
}
.prompt-diff>header{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:7px 11px;border-bottom:1px solid var(--line-2);background:var(--paper-2);
}
.prompt-diff>header b{font-size:.8rem;color:var(--ink)}
.prompt-diff>header i{font-style:normal;font-size:.7rem;color:var(--ink-3);flex:1}
.diff-body{max-height:300px;overflow:auto;padding:8px 11px}

.dl{margin:0 0 5px;font-size:.78rem;line-height:1.62;position:relative;padding-left:26px}
.dl>span{
  position:absolute;left:0;top:2px;
  width:19px;height:17px;line-height:17px;text-align:center;border-radius:4px;
  font-size:.64rem;font-weight:600;
}
.dl.same{color:var(--ink-3);padding-left:26px}
.dl.same::before{
  content:'·';position:absolute;left:0;top:0;width:19px;text-align:center;color:var(--line);
}
.dl.del{color:var(--clay)}
.dl.del>span{background:rgba(180,98,60,.14);color:var(--clay)}
.dl.ins{color:var(--ok)}
.dl.ins>span{background:rgba(63,125,85,.14);color:var(--ok)}
.dl.edit>span{background:rgba(111,90,168,.14);color:var(--violet)}
.dl.edit b{display:block;font-weight:400}
.dl-a{color:var(--ink-3);margin-bottom:2px}
.dl-b{color:var(--ink)}
.dl-a::before{content:'改前　';font-size:.66rem;color:var(--ink-3)}
.dl-b::before{content:'改后　';font-size:.66rem;color:var(--violet)}

mark.dm-del{
  background:rgba(180,98,60,.16);color:var(--clay);
  text-decoration:line-through;text-decoration-thickness:1px;padding:0 1px;border-radius:2px;
}
mark.dm-ins{
  background:rgba(63,125,85,.18);color:var(--ok);
  padding:0 1px;border-radius:2px;font-weight:600;
}

/* 谱系里的对照 */
.lin-diff{
  margin:7px 0 0;padding:8px 10px;border:1px dashed var(--line);
  border-radius:var(--radius-sm);background:var(--paper);
  max-height:260px;overflow:auto;
}
.lin-diff-sum{
  display:block;font-style:normal;font-size:.7rem;color:var(--ink-3);
  margin-bottom:6px;padding-bottom:5px;border-bottom:1px dashed var(--line-2);
}

@media (max-height:800px){
  .diff-body{max-height:200px}
  .lin-diff{max-height:180px}
}
.diff-body.hide-same .dl.same{display:none}
.diff-same-toggle{margin-top:4px}

/* ==========================================================
   版本谱系：树 + 双图槽（沿用 prompt-generator 的记录方法）
   ========================================================== */
.lineage-item.is-child{
  border-left:3px solid var(--violet);
  background:linear-gradient(90deg,rgba(111,90,168,.05),transparent 40%);
}
.lineage-item header .from{
  font-size:.68rem;color:var(--violet);
  padding:1px 7px;border-radius:999px;border:1px solid rgba(111,90,168,.28);
  background:rgba(111,90,168,.07);
}
.lin-note{display:block;margin:0 0 7px}
.lin-note>span{display:block;font-size:.7rem;color:var(--ink-3);margin-bottom:3px}
.lin-note input{
  width:100%;padding:5px 9px;font-family:inherit;font-size:.77rem;color:var(--ink);
  border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--paper);
}
.lin-note input:focus{outline:none;border-color:var(--forest)}

.pic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:8px 0 0}
.pic-slot{
  margin:0;padding:0;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--paper);overflow:hidden;
}
.pic-slot.is-final{border-color:var(--forest);box-shadow:inset 0 0 0 1px var(--forest)}
.pic-slot figcaption{
  display:flex;align-items:center;gap:6px;
  padding:5px 9px;font-size:.72rem;color:var(--ink-2);
  border-bottom:1px solid var(--line-2);background:var(--paper-2);
}
.pic-slot figcaption .fin{
  font-style:normal;font-size:.64rem;color:#fff;background:var(--forest);
  padding:1px 6px;border-radius:999px;
}
/* 空槽压成一条窄的投放区：谱系是用来"扫"的，
   两个空框各占 300px 高，一个版本就吃掉整屏，翻不动。 */
.pic-slot img{
  display:block;width:100%;aspect-ratio:16/10;max-height:150px;
  object-fit:cover;cursor:zoom-in;background:#f2f0eb;
}
.pic-drop{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  width:100%;height:74px;cursor:pointer;
  border:none;background:transparent;font-family:inherit;
  font-size:.74rem;color:var(--ink-3);
}
.pic-drop i{font-style:normal;font-size:.66rem;color:var(--ink-3);opacity:.8;padding:0 8px;text-align:center}
.pic-drop:hover{background:var(--forest-soft);color:var(--forest)}
.pic-acts{display:flex;gap:5px;padding:6px 8px}
.pic-acts .btn{flex:1;padding:3px 0;font-size:.7rem;text-align:center}
.pic-acts .btn.is-danger{flex:0 0 28px;color:var(--clay);border-color:rgba(180,98,60,.3)}

@media (max-width:760px){ .pic-grid{grid-template-columns:1fr} }
@media (max-height:800px){
  .pic-slot img{max-height:112px}
  .pic-drop{height:60px}
  .pic-drop i{display:none}
}
/* 版本多了就在板子里滚，别把整页顶下去 */
.lineage-board{max-height:var(--lin-h,none);overflow-y:auto;overscroll-behavior:contain}
/* 板子是 flex 列；给了 max-height 之后，flex 默认会把每张卡压扁而不是让板子滚。
   必须显式不许收缩，卡片才保持原高、板子才真的出现滚动条。 */
.lineage-board>.lineage-item{flex:0 0 auto}