/* ============================================================
   工作流建书 · 主题令牌全部映射自 common.css
   暗金（默认） / 晨光，由 data-theme 驱动
   ============================================================ */

:root{
  --wf-bg:var(--bg);
  --wf-bg2:var(--bg-soft);
  --wf-card:var(--card);
  --wf-card2:var(--bg-soft);
  --wf-border:var(--border);
  --wf-border2:var(--border-strong);
  --wf-primary:var(--accent);
  --wf-primary-h:var(--accent2);
  --wf-primary-soft:var(--accent-soft);
  --wf-text:var(--text);
  --wf-text-soft:var(--text-dim);
  --wf-mute:var(--text-mute);
  --wf-green:var(--green);
  --wf-gold:var(--accent);
  --wf-red:var(--pink);
  /* 金色底上的前景色 */
  --wf-on-primary:var(--on-accent);
}

*{box-sizing:border-box}

/* ---------- 主区域（页头固定，下方内容区独立滚动） ---------- */
.wf-page{overflow:hidden}
.wf-main{
  flex:1;min-height:0;min-width:0;
  overflow-y:auto;overflow-x:hidden;
  background:var(--wf-bg);
  color:var(--wf-text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:14px;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* 与主题一致的滚动条 */
.wf-main::-webkit-scrollbar{width:10px}
.wf-main::-webkit-scrollbar-thumb{background:var(--scroll-thumb);border-radius:5px;border:2px solid var(--wf-bg)}
.wf-main::-webkit-scrollbar-thumb:hover{background:var(--wf-border2)}
.wf-main::-webkit-scrollbar-track{background:transparent}

/* ---------- 装饰背景（金色水墨山峦） ---------- */
.wf-ink{
  position:fixed;left:236px;right:0;bottom:0;height:300px;
  pointer-events:none;z-index:0;opacity:.5;
  color:var(--accent);
}
.wf-ink svg{width:100%;height:100%;display:block}

/* ---------- 页面容器 ---------- */
.wf-wrap{
  position:relative;z-index:1;
  max-width:1600px;margin:0 auto;
  padding:24px 30px 90px;
}

/* ---------- 圆形图标按钮 ---------- */
.wf-icon-btn{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  display:flex;align-items:center;justify-content:center;
  font-size:19px;cursor:pointer;color:var(--wf-text-soft);
  transition:all var(--dur) var(--ease);
}
.wf-icon-btn:hover{border-color:var(--wf-primary);color:var(--wf-primary);transform:translateY(-1px)}

/* ---------- 步骤条 ---------- */
.wf-steps{
  display:flex;align-items:center;gap:10px;
  background:var(--wf-card);border:1px solid var(--wf-border);
  border-radius:14px;padding:15px 22px;margin-bottom:18px;
  box-shadow:var(--shadow-sm);
  flex-wrap:wrap;
}
.wf-step{display:flex;align-items:center;gap:11px;flex-shrink:0}
.wf-step-num{
  width:36px;height:36px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;
  border:1.5px solid var(--wf-border2);
  background:var(--wf-card);color:var(--wf-mute);
  transition:.22s;
}
.wf-step-info h4{
  font-size:14.5px;font-weight:700;color:var(--wf-text);
  margin:0 0 3px;white-space:nowrap;
}
.wf-step-info p{font-size:11.5px;color:var(--wf-mute);margin:0;white-space:nowrap}
.wf-step.active .wf-step-num{
  background:linear-gradient(135deg,var(--wf-primary),var(--wf-primary-h));
  border-color:var(--wf-primary);color:var(--wf-on-primary);
  box-shadow:0 0 14px var(--accent-glow);
}
.wf-step.active .wf-step-info h4{color:var(--wf-primary)}
.wf-step.done .wf-step-num{background:var(--wf-green);border-color:var(--wf-green);color:var(--wf-on-primary)}
.wf-step.done .wf-step-info h4{color:var(--wf-green)}
.wf-step-line{
  flex:1;min-width:30px;height:0;
  border-top:2px dashed var(--wf-border2);
}
.wf-steps-spacer{flex:1;min-width:20px}

/* ---------- 草稿状态 ---------- */
.wf-draft-tip{font-size:11.5px;color:var(--wf-mute);white-space:nowrap}
.wf-draft-tip.on{color:var(--wf-primary)}

/* ---------- 卡片 ---------- */
.wf-card{
  background:var(--wf-card);border:1px solid var(--wf-border);
  border-radius:14px;padding:18px 22px;
  box-shadow:var(--shadow-sm);
}
.wf-card + .wf-card{margin-top:18px}
.wf-card-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;margin-bottom:17px;
}
.wf-card-title{
  display:flex;align-items:center;gap:10px;
  font-size:16px;font-weight:700;color:var(--wf-text);
  font-family:"Songti SC","SimSun","Noto Serif SC",serif;
}
.wf-card-title .ico{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--wf-primary-soft);color:var(--wf-primary);font-size:13px;
}
.wf-card-desc{font-size:12px;color:var(--wf-mute);margin:-9px 0 15px}

/* ---------- 两栏布局 ---------- */
.wf-cols{display:grid;grid-template-columns:1.62fr 1fr;gap:18px;align-items:start}

/* ---------- 表单 ---------- */
.wf-form{display:grid;grid-template-columns:1fr .92fr .88fr 1.02fr 1.3fr 1fr;gap:14px}
.wf-form-2{grid-template-columns:repeat(2,1fr)}
.wf-form-3{grid-template-columns:repeat(3,1fr)}
.wf-form-4{grid-template-columns:repeat(4,1fr)}
/* 细化定位：分组小标题 + 自适应列数（宽屏一行 5 个） */
.wf-sub-title{
  display:flex;align-items:baseline;gap:9px;
  margin:20px 0 12px;padding-top:16px;border-top:1px dashed var(--wf-border2);
  font-size:12.5px;font-weight:600;color:var(--wf-text-soft);
}
.wf-sub-title span{font-size:11px;font-weight:400;color:var(--wf-mute)}
.wf-form-detail{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:14px}

/* ---------- 对标作品（书名或链接） ---------- */
.wf-ref{margin-top:16px}
.wf-ref > label{
  display:flex;align-items:baseline;gap:8px;
  font-size:12.5px;font-weight:600;color:var(--wf-text-soft);margin-bottom:8px;
}
.wf-ref > label span{font-size:11px;font-weight:400;color:var(--wf-mute)}
.wf-ref-line{display:flex;gap:9px}
.wf-ref-line input{
  flex:1;min-width:0;height:40px;box-sizing:border-box;
  border:1px solid var(--wf-border2);border-radius:9px;background:var(--wf-card);
  padding:0 12px;font-size:13px;color:var(--wf-text);outline:none;
  font-family:inherit;transition:.18s;
}
.wf-ref-line input:focus{border-color:var(--wf-primary);box-shadow:0 0 0 3px var(--accent-soft)}
.wf-ref-line .wf-btn{flex-shrink:0;height:40px}
.wf-ref-result{font-size:11.5px;color:var(--wf-mute);line-height:1.8;margin-top:9px}
.wf-ref-result.on{
  margin-top:10px;padding:11px 13px;border-radius:10px;
  background:var(--wf-card2);border:1px solid var(--wf-border2);color:var(--wf-text-soft);
}
.wf-ref-result b{color:var(--wf-primary);font-weight:600}
.wf-ref-tag{
  display:inline-block;margin:3px 5px 0 0;padding:1px 7px;border-radius:6px;
  background:var(--accent-soft);color:var(--wf-primary);font-size:11px;
}
.wf-field label{
  display:block;font-size:12.5px;font-weight:600;
  color:var(--wf-text-soft);margin-bottom:8px;
}
.wf-field label .req{color:var(--wf-red);margin-left:2px}
.wf-field select,
.wf-field input[type=text],
.wf-field input[type=number]{
  width:100%;height:40px;
  border:1px solid var(--wf-border2);border-radius:9px;
  background:var(--wf-card);padding:0 12px;
  font-size:13px;color:var(--wf-text);outline:none;
  font-family:inherit;transition:.18s;
}
.wf-field select{
  appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a08a5f' d='M6 8.5L1.5 4h9z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;
  padding-right:30px;
}
.wf-field select:focus,
.wf-field input:focus{
  border-color:var(--wf-primary);
  box-shadow:0 0 0 3px var(--accent-soft);
}

/* ---------- 输入框内嵌 AI 生成按钮（看点 / 规避） ---------- */
.wf-in-ai{position:relative}
.wf-in-ai input{padding-right:76px}
.wf-ai-mini{
  position:absolute;top:50%;right:6px;transform:translateY(-50%);
  height:28px;padding:0 10px;border-radius:7px;cursor:pointer;white-space:nowrap;
  border:1px solid var(--wf-primary);background:var(--wf-card);
  font-size:11.5px;font-weight:600;color:var(--wf-primary);
  font-family:inherit;transition:.18s;
}
.wf-ai-mini:hover{background:var(--accent-soft)}
.wf-ai-mini:disabled{opacity:.55;cursor:default}
/* 排在标题行里的内联变体（设定框） */
.wf-ai-mini.inline{position:static;transform:none;height:24px;padding:0 9px;font-size:11px}

/* ---------- 角色姓名（姓 + 字数 + 出身 → AI 起名） ---------- */
.wf-chips-sm{gap:8px}
.wf-chips-sm .wf-chip{padding:6px 8px;font-size:12px;border-radius:8px}
.wf-name-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px}
.wf-name-res{font-size:11.5px;color:var(--wf-mute);line-height:1.8}
.wf-name-res.on{
  padding:9px 13px;border-radius:10px;
  background:var(--wf-card2);border:1px solid var(--wf-border2);
  color:var(--wf-text-soft);
}
.wf-name-tag{display:inline-block;margin:2px 9px 2px 0;font-size:11.5px;color:var(--wf-mute)}
.wf-name-tag b{color:var(--wf-primary);font-weight:600;font-size:13px;margin-left:5px}
.wf-name-res a{color:var(--wf-mute);text-decoration:none;margin-left:2px}
.wf-name-res a:hover{color:var(--wf-red)}

/* 写作风格的小提示（说明会从第 1 步自动带过来） */
.wf-sync-tip{
  margin-left:8px;font-size:11px;font-weight:400;color:var(--wf-mute);
}
.wf-sync-tip.on{color:var(--wf-primary)}

/* ---------- 定位状态标记 ---------- */
.wf-status{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;
}
.wf-status.ok{color:var(--wf-green)}
.wf-status.warn{color:var(--wf-gold)}
.wf-status i{
  width:7px;height:7px;border-radius:50%;background:currentColor;
  display:inline-block;
}

/* ---------- 灵感输入 ---------- */
.wf-ta-wrap{position:relative}
.wf-ta{
  width:100%;min-height:205px;resize:vertical;
  border:1px solid var(--wf-border2);border-radius:10px;
  background:var(--wf-card);padding:14px 16px 36px;
  font-size:13.5px;line-height:1.95;color:var(--wf-text);
  outline:none;font-family:inherit;transition:.18s;
}
.wf-ta:focus{border-color:var(--wf-primary);box-shadow:0 0 0 3px var(--accent-soft)}
.wf-ta::placeholder{color:var(--wf-mute);line-height:1.95}
.wf-counter{
  position:absolute;right:15px;bottom:12px;
  font-size:11.5px;color:var(--wf-mute);pointer-events:none;
}

/* ---------- 生成操作条 ---------- */
.wf-gen-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;margin-top:14px;padding:11px 15px;
  background:var(--wf-card2);border:1px solid var(--wf-border);
  border-radius:10px;flex-wrap:wrap;
}
.wf-gen-hint{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--wf-text-soft);
}
.wf-gen-btns{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 按钮 ---------- */
.wf-btn{
  height:42px;padding:0 22px;border-radius:999px;
  font-size:13.5px;font-weight:600;font-family:inherit;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  color:var(--wf-text);cursor:pointer;
  display:inline-flex;align-items:center;gap:8px;
  transition:all var(--dur) var(--ease);white-space:nowrap;
}
.wf-btn:hover:not(:disabled){border-color:var(--wf-primary);color:var(--wf-primary)}
.wf-btn-primary{
  background:linear-gradient(135deg,var(--wf-primary),var(--wf-primary-h));
  border-color:var(--wf-primary);color:var(--wf-on-primary);
  box-shadow:0 4px 16px var(--accent-glow);
}
.wf-btn-primary:hover:not(:disabled){
  filter:brightness(1.08);color:var(--wf-on-primary);
  box-shadow:0 6px 22px var(--accent-glow);
}
.wf-btn-ghost{background:transparent}
.wf-btn-sm{height:38px;padding:0 18px;font-size:12.5px;border-radius:999px}
.wf-btn:disabled{opacity:.5;cursor:not-allowed}
.wf-num-input{
  width:62px;height:32px;border-radius:8px;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  padding:0 9px;font-size:12.5px;color:var(--wf-text);
  outline:none;font-family:inherit;text-align:center;transition:.18s;
}
.wf-num-input:focus{border-color:var(--wf-primary);box-shadow:0 0 0 3px var(--accent-soft)}

/* ---------- AI 灵感辅助 ---------- */
.wf-ai-opts{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.wf-ai-opt{
  display:flex;align-items:flex-start;gap:12px;
  padding:15px 16px;border:1px solid var(--wf-border);
  border-radius:11px;background:var(--wf-card);cursor:pointer;
  transition:.18s;
}
.wf-ai-opt:hover{
  border-color:var(--wf-primary);background:var(--card-hover);
  transform:translateY(-2px);box-shadow:var(--shadow-md);
}
.wf-ai-opt .oi{font-size:19px;line-height:1.1;flex-shrink:0}
.wf-ai-opt h5{font-size:13.5px;font-weight:700;color:var(--wf-text);margin:0 0 5px}
.wf-ai-opt p{font-size:11.5px;color:var(--wf-mute);margin:0;line-height:1.65}

/* ---------- AI 书名方案 ---------- */
.wf-title-box{
  margin-top:16px;padding:14px 14px 10px;
  border:1px dashed var(--wf-border2);border-radius:12px;
  background:var(--wf-card2);
}
.wt-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;font-weight:600;color:var(--wf-text-soft);margin-bottom:11px;
}
.wt-list{display:grid;grid-template-columns:1fr;gap:10px}
.wt-item{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border:1px solid var(--wf-border);border-radius:11px;
  background:var(--wf-card);cursor:pointer;transition:.18s;
}
.wt-item:hover{
  border-color:var(--wf-primary);background:var(--card-hover);
  transform:translateY(-2px);box-shadow:var(--shadow-md);
}
.wt-no{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--wf-primary-soft);color:var(--wf-primary);
  font-size:12px;font-weight:700;
}
.wt-body{flex:1;min-width:0}
.wt-body h5{margin:0;font-size:14px;font-weight:700;color:var(--wf-text)}
.wt-body p{margin:4px 0 0;font-size:11.5px;color:var(--wf-mute);line-height:1.6}
.wt-body p.wt-subtitle{font-size:12.5px;color:var(--wf-text-soft);font-style:italic}
.wt-warn{font-size:10.5px;color:#f59e0b;background:rgba(245,158,11,.12);padding:1px 6px;border-radius:4px;margin-left:6px;font-weight:400;vertical-align:middle}
.wt-item-warn{opacity:.7;border-color:rgba(245,158,11,.4)!important}
.wf-field-hint{font-size:11px;color:var(--wf-mute);margin-top:4px}
.wf-title-len-opts{display:flex;align-items:center;gap:6px;margin-top:6px;flex-wrap:wrap}
.wf-tl-label{font-size:11px;color:var(--wf-mute);margin-right:2px}
.wf-tl-chip{
  display:inline-flex;align-items:center;gap:3px;
  font-size:11.5px;padding:3px 9px;border-radius:7px;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  color:var(--wf-text-soft);cursor:pointer;transition:.15s;user-select:none;
}
.wf-tl-chip:hover{border-color:var(--wf-primary);color:var(--wf-primary)}
.wf-tl-chip input{margin:0;width:13px;height:13px;cursor:pointer}
.wf-tl-chip:has(input:checked){
  background:linear-gradient(135deg,var(--wf-primary),var(--wf-primary-h));
  border-color:var(--wf-primary);color:var(--wf-on-primary);font-weight:600;
}
.wt-use{
  flex-shrink:0;font-size:12px;font-weight:600;color:var(--wf-primary);
  border:1px solid var(--wf-border2);border-radius:999px;padding:5px 12px;transition:.18s;
}
.wt-item:hover .wt-use{
  background:var(--wf-primary);color:var(--wf-on-primary);border-color:var(--wf-primary);
}

/* ---------- 选项卡片组（篇幅/风格等） ---------- */
.wf-chips{display:flex;flex-wrap:wrap;gap:10px}
.wf-chip{
  padding:9px 16px;border-radius:9px;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  font-size:13px;color:var(--wf-text-soft);cursor:pointer;
  transition:.18s;user-select:none;
}
.wf-chip:hover{border-color:var(--wf-primary);color:var(--wf-primary)}
.wf-chip.on{
  background:linear-gradient(135deg,var(--wf-primary),var(--wf-primary-h));
  border-color:var(--wf-primary);
  color:var(--wf-on-primary);font-weight:600;
  box-shadow:0 3px 12px var(--accent-glow);
}
.wf-chip small{opacity:.7;font-size:11px;margin-left:4px}

/* ---------- 灵感方向（分类切换 + 多选） ---------- */
.wf-idir{
  margin-bottom:16px;padding:13px 14px;border-radius:11px;
  background:var(--wf-card2);border:1px solid var(--wf-border);
}
.wf-idir-head{display:flex;align-items:baseline;gap:8px;margin-bottom:11px}
.wf-idir-head b{font-size:12.5px;color:var(--wf-text)}
.wf-idir-head span{font-size:11px;color:var(--wf-mute)}
.wf-idir-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.wf-idir-tab{
  padding:5px 11px;border-radius:999px;cursor:pointer;user-select:none;
  border:1px solid var(--wf-border2);background:var(--wf-card);
  font-size:12px;color:var(--wf-text-soft);transition:.18s;
}
.wf-idir-tab:hover{border-color:var(--wf-primary);color:var(--wf-primary)}
.wf-idir-tab.on{
  background:var(--accent-soft);border-color:var(--wf-primary);
  color:var(--wf-primary);font-weight:600;
}
.wf-idir-tab em{
  font-style:normal;margin-left:4px;font-size:10.5px;
  padding:0 5px;border-radius:999px;
  background:var(--wf-primary);color:var(--wf-on-primary);
}
.wf-idir-chips{display:flex;flex-wrap:wrap;gap:8px}
.wf-idir-chips .wf-chip{padding:6px 12px;font-size:12.5px;border-radius:8px}
.wf-idir-foot{
  display:flex;align-items:baseline;justify-content:space-between;gap:10px;
  margin-top:12px;padding-top:10px;border-top:1px dashed var(--wf-border2);
  font-size:11.5px;color:var(--wf-mute);
}
.wf-idir-picked{flex:1;min-width:0;line-height:1.7}
.wf-idir-picked b{color:var(--wf-primary);font-weight:600}
.wf-idir-acts{flex-shrink:0;display:flex;gap:11px}
.wf-idir-acts a{color:var(--wf-mute);cursor:pointer;white-space:nowrap}
.wf-idir-acts a:hover{color:var(--wf-primary)}

/* ---------- 大纲列表 ---------- */
.wf-outline-head{
  display:grid;grid-template-columns:52px 1fr 1.9fr 40px;
  gap:10px;padding:0 10px 9px;
  font-size:11.5px;font-weight:600;color:var(--wf-mute);
  letter-spacing:.5px;border-bottom:1px solid var(--wf-border);
}
.wf-outline-list{max-height:430px;overflow-y:auto;padding-right:4px}
.wf-outline-row{
  display:grid;grid-template-columns:52px 1fr 1.9fr 40px;
  gap:10px;padding:9px 10px;border-bottom:1px dashed var(--wf-border);
  align-items:center;
}
.wf-outline-row:hover{background:var(--wf-card2)}
.wf-outline-row .no{
  font-size:12px;font-weight:700;color:var(--wf-primary);
  font-family:"Songti SC",serif;
}
.wf-outline-row input{
  width:100%;height:34px;border:1px solid transparent;
  border-radius:7px;background:transparent;padding:0 9px;
  font-size:12.5px;color:var(--wf-text);outline:none;
  font-family:inherit;transition:.16s;
}
.wf-outline-row input:hover{border-color:var(--wf-border2);background:var(--wf-card)}
.wf-outline-row input:focus{border-color:var(--wf-primary);background:var(--wf-card);box-shadow:0 0 0 3px var(--accent-soft)}
.wf-outline-row .del{
  width:28px;height:28px;border-radius:7px;border:1px solid transparent;
  background:transparent;color:var(--wf-mute);cursor:pointer;
  font-size:14px;display:flex;align-items:center;justify-content:center;
  transition:.16s;
}
.wf-outline-row .del:hover{color:var(--wf-red);border-color:var(--wf-red);background:var(--orange-soft)}
.wf-outline-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;margin-top:14px;flex-wrap:wrap;
}
.wf-outline-foot .info{font-size:12px;color:var(--wf-mute)}
.wf-outline-foot .info b{color:var(--wf-primary);font-size:13px}

/* ---------- 设定区 ---------- */
.wf-set-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.wf-set-block{margin-bottom:15px}
.wf-set-block:last-child{margin-bottom:0}
.wf-set-block h5{
  font-size:12.5px;font-weight:700;color:var(--wf-text-soft);
  margin:0 0 8px;display:flex;align-items:center;gap:7px;
}
.wf-set-block h5 .wf-ai-mini{margin-left:auto}
.wf-set-block h5 .dot{
  width:5px;height:5px;border-radius:50%;background:var(--wf-primary);
}
.wf-set-ta{
  width:100%;min-height:96px;resize:vertical;
  border:1px solid var(--wf-border2);border-radius:9px;
  background:var(--wf-card);padding:11px 13px;
  font-size:12.5px;line-height:1.85;color:var(--wf-text-soft);
  outline:none;font-family:inherit;transition:.18s;
}
.wf-set-ta:focus{border-color:var(--wf-primary);box-shadow:0 0 0 3px var(--accent-soft)}

/* ---------- 底部导航 ---------- */
.wf-nav{
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;margin-top:20px;flex-wrap:wrap;
}
.wf-nav-left,.wf-nav-right{display:flex;align-items:center;gap:10px}
.wf-nav-tip{font-size:12px;color:var(--wf-mute)}

/* ---------- 空状态 ---------- */
.wf-empty{
  text-align:center;padding:44px 20px;color:var(--wf-mute);
}
.wf-empty .e-ico{font-size:38px;opacity:.55;margin-bottom:12px}
.wf-empty .e-txt{font-size:13px;margin-bottom:16px}

/* ---------- 加载中 ---------- */
.wf-loading{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--wf-primary);
}
.wf-spin{
  width:14px;height:14px;border-radius:50%;
  border:2px solid var(--wf-border2);border-top-color:var(--wf-primary);
  animation:wfSpin .7s linear infinite;
}
@keyframes wfSpin{to{transform:rotate(360deg)}}

/* ---------- 提示 toast ---------- */
.wf-toast{
  position:fixed;top:78px;left:calc(50% + 118px);transform:translateX(-50%);
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:var(--on-accent);
  padding:11px 26px;border-radius:999px;
  font-size:13.5px;font-weight:600;z-index:9999;
  box-shadow:0 8px 26px var(--accent-glow);
  animation:wfFade .22s ease;
  max-width:80vw;text-align:center;
}
@keyframes wfFade{from{opacity:0;transform:translateX(-50%) translateY(-8px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}

/* ---------- 历史记录抽屉 ---------- */
.wf-drawer-mask{
  position:fixed;inset:0;background:var(--mask-bg);
  z-index:900;opacity:0;pointer-events:none;transition:.25s;
}
.wf-drawer-mask.on{opacity:1;pointer-events:auto}
.wf-drawer{
  position:fixed;top:0;right:0;bottom:0;width:400px;max-width:92vw;
  background:var(--wf-card);border-left:1px solid var(--wf-border);
  z-index:901;transform:translateX(100%);transition:.3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;
  box-shadow:var(--shadow-lg);
}
.wf-drawer.on{transform:translateX(0)}
.wf-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;border-bottom:1px solid var(--wf-border);
}
.wf-drawer-head h3{
  font-size:16px;font-weight:700;color:var(--wf-primary);margin:0;
  font-family:"Songti SC",serif;
}
.wf-drawer-body{flex:1;overflow-y:auto;padding:14px 18px}
.wf-hist-item{
  padding:13px 14px;border:1px solid var(--wf-border);border-radius:11px;
  background:var(--wf-card);margin-bottom:11px;cursor:pointer;transition:.18s;
}
.wf-hist-item:hover{border-color:var(--wf-primary);box-shadow:var(--shadow-sm)}
.wf-hist-item h5{font-size:13.5px;font-weight:700;color:var(--wf-text);margin:0 0 6px}
.wf-hist-item p{font-size:11.5px;color:var(--wf-mute);margin:0 0 8px;line-height:1.6}
.wf-hist-tags{display:flex;gap:6px;flex-wrap:wrap}
.wf-hist-tags span{
  font-size:10.5px;padding:2px 8px;border-radius:6px;
  background:var(--wf-primary-soft);color:var(--wf-primary);
}

/* ---------- 鎏金主题专属装饰 ---------- */
html[data-theme="luxe"] .wf-card,
html[data-theme="luxe"] .wf-steps{
  box-shadow:var(--shadow-sm),inset 0 1px 0 rgba(255,233,168,.12);
}
html[data-theme="luxe"] .wf-ink{opacity:.75}
html[data-theme="luxe"] .wf-step.active .wf-step-num{
  box-shadow:0 0 18px var(--accent-glow),0 0 34px rgba(242,201,76,.22);
}
html[data-theme="luxe"] .wf-drawer-head h3{
  text-shadow:0 0 18px rgba(242,201,76,.28);
}

/* ---------- 隐藏 ---------- */
.wf-pane{display:none}
.wf-pane.on{display:block}

/* ---------- 响应式 ---------- */
/* 创作方向有 6 个下拉，窗口不够宽时降为 3 列两行，避免下拉文字被截断 */
@media(max-width:1500px){
  .wf-form{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1280px){
  .wf-form-4{grid-template-columns:repeat(2,1fr)}
}
/* 侧边栏占 236px，内容区收窄：压缩步骤条尺寸，
   使其在 1180px 视口下仍可完整显示（4 步 + 描述 + 虚线 + 历史记录，实测需 766px） */
@media(max-width:1180px){
  .wf-cols{grid-template-columns:1fr}
  .wf-steps{padding:13px 16px;gap:7px}
  .wf-step{gap:9px}
  .wf-step-num{width:32px;height:32px;font-size:14px}
  .wf-step-info h4{font-size:13.5px}
  .wf-step-info p{font-size:11px}
  .wf-step-line{min-width:16px}
  .wf-steps-spacer{min-width:10px}
}
/* 视口低于 1080px（内容区 <836px）时容不下完整步骤条，隐藏描述与虚线。
   实测：完整步骤条最小需 766px，加侧边栏 236px 与间距后下限约 1072px */
@media(max-width:1080px){
  .wf-step-info p{display:none}
  .wf-step-line{display:none}
  .wf-steps-spacer{min-width:0}
}
@media(max-width:820px){
  /* 侧边栏在此宽度下隐藏（见 index.css），水墨背景改为通栏 */
  .wf-ink{left:0;height:200px;opacity:.5}
  .wf-toast{left:50%}
  .wf-wrap{padding:18px 16px 70px}
  .wf-form,.wf-form-2,.wf-form-3,.wf-form-4{grid-template-columns:1fr}
  .wf-ref-line{flex-direction:column}
  .wf-ref-line .wf-btn{width:100%;justify-content:center}
  .wf-set-grid{grid-template-columns:1fr}
  .wf-ai-opts{grid-template-columns:1fr}
  .wf-steps{padding:13px 15px;gap:7px}
  .wf-outline-head{display:none}
  .wf-outline-row{grid-template-columns:38px 1fr 34px;gap:7px}
  .wf-outline-row .desc{grid-column:1/-1}
}
@media(max-width:560px){
  .wf-drawer{width:100%}
}