/* 案源空间 CaseSpace Wave1 — 全部 .cs- 前缀，不污染宿主 */
#cs-root{
  --cs-primary:#4F46E5; --cs-text:#1F2328; --cs-text2:#57606A;
  --cs-bg:#FFFFFF; --cs-bg2:#F7F8FA; --cs-border:#E5E7EB;
  --cs-success:#16A34A; --cs-warn:#D97706; --cs-danger:#DC2626;
  position:fixed; inset:0; z-index:15000; background:var(--cs-bg2);
  color:var(--cs-text); font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
#cs-root *{box-sizing:border-box; margin:0; padding:0;}
/* 防横向溢出（修复 +跟进 按钮被右缘裁切） */
#cs-root{overflow-x:hidden;}
#cs-root .cs-hidden{display:none !important;}

/* 顶栏 */
#cs-root .cs-topbar{position:sticky; top:0; z-index:20; background:rgba(255,255,255,.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--cs-border); display:flex; align-items:center; justify-content:space-between; gap:10px; padding:12px;}
#cs-root .cs-topbar > div{min-width:0; flex:1;}
#cs-root .cs-topbar h1{font-size:16px; font-weight:700; min-width:0; overflow:hidden; white-space:nowrap; text-overflow:ellipsis; display:block;}
#cs-root .cs-topbar .cs-sub{font-size:11px; color:var(--cs-text2); margin-left:6px; font-weight:400; white-space:nowrap;}
#cs-root .cs-iconbtn{flex:0 0 auto; border:1px solid var(--cs-border); background:#fff; color:var(--cs-text2); border-radius:8px;
  width:32px; height:32px; cursor:pointer; font-size:15px; line-height:1; display:flex; align-items:center; justify-content:center;}
.cs-iconbtn:active{background:var(--cs-bg2);}

/* 主容器：移动优先，桌面居中（#cs-root * 会压 margin，故用 id+class 提升优先级） */
#cs-root .cs-wrap{max-width:560px; margin-left:auto; margin-right:auto; width:100%; padding:12px 12px 96px;}

/* 阶段 tabs */
.cs-tabs{display:flex; gap:6px; overflow-x:auto; padding:4px 0 12px;}
.cs-tab{flex:0 0 auto; padding:7px 14px; border-radius:999px; border:1px solid var(--cs-border);
  background:#fff; color:var(--cs-text2); font-size:13px; cursor:pointer; white-space:nowrap;}
.cs-tab.active{background:var(--cs-primary); border-color:var(--cs-primary); color:#fff; font-weight:600;}
.cs-tab .cs-n{opacity:.75; margin-left:3px; font-size:12px;}

/* 工具行 */
#cs-root .cs-tools{display:flex; gap:8px; margin-bottom:10px; align-items:center;}
#cs-root .cs-tools>*{min-width:0;}
#cs-root .cs-tools .cs-sel{flex:0 0 108px;}
.cs-input{flex:1; min-width:0; border:1px solid var(--cs-border); border-radius:10px; padding:9px 12px; font-size:14px;
  background:#fff; color:var(--cs-text); outline:none;}
.cs-input:focus{border-color:var(--cs-primary);}
.cs-input::placeholder{color:var(--cs-text2);}

/* 卡片 */
.cs-card{background:#fff; border:1px solid var(--cs-border); border-radius:12px; padding:12px 14px; margin-bottom:10px;}
.cs-card .cs-title{font-size:15px; font-weight:600; color:var(--cs-text);}
.cs-card .cs-meta{font-size:12.5px; color:var(--cs-text2); margin-top:4px;}
.cs-card .cs-row{display:flex; justify-content:space-between; align-items:center; gap:8px; min-width:0;}
.cs-card .cs-row>.cs-title{min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.cs-overdue{color:var(--cs-danger); font-weight:600;}
#cs-root .cs-empty{text-align:center; color:var(--cs-text2); padding:28px 18px; font-size:13.5px;
  background:#fff; border:1px dashed var(--cs-border); border-radius:14px; margin-bottom:10px;}
#cs-root .cs-empty .cs-empt-ic{width:44px; height:44px; margin:0 auto 10px; color:var(--cs-text2); opacity:.8;}
#cs-root .cs-empty h3{font-size:14.5px; font-weight:600; color:var(--cs-text); margin-bottom:4px;}
#cs-root .cs-empty p{font-size:12.5px; margin-bottom:12px; line-height:1.6;}

/* chips */
.cs-chip{display:inline-block; padding:2px 9px; border-radius:999px; font-size:12px; font-weight:600;}
.cs-chip.l1{background:#EEF2FF; color:#4338CA;}
.cs-chip.l2{background:#FFF7ED; color:#B45309;}
.cs-chip.l3{background:#F0FDF4; color:#15803D;}
.cs-chip.l4{background:#F3F4F6; color:var(--cs-text2);}

/* 按钮 */
.cs-btn{display:inline-block; border:none; border-radius:10px; padding:10px 16px; font-size:14px; font-weight:600;
  cursor:pointer; background:var(--cs-primary); color:#fff;}
.cs-btn:active{opacity:.88;}
.cs-btn.ghost{background:#fff; color:var(--cs-text); border:1px solid var(--cs-border);}
.cs-btn.danger{background:var(--cs-danger);}
.cs-btn.sm{padding:6px 12px; font-size:13px;}
.cs-btn.block{display:block; width:100%; text-align:center;}
.cs-btn:disabled{opacity:.5; cursor:not-allowed;}
.cs-btn.on{background:var(--cs-primary); color:#fff;}

/* 底部 tab 栏 */
.cs-tabbar{position:fixed; left:0; right:0; bottom:0; z-index:20; background:#fff; border-top:1px solid var(--cs-border);
  display:flex;}
#cs-root .cs-tabbar{max-width:560px; margin-left:auto; margin-right:auto;}
.cs-tabbar .cs-tb{flex:1; text-align:center; padding:8px 0 10px; cursor:pointer; color:var(--cs-text2); font-size:11.5px; position:relative;}
.cs-tabbar .cs-tb .cs-ic{font-size:19px; display:block; line-height:1.2;}
.cs-tabbar .cs-tb.active{color:var(--cs-primary); font-weight:600;}
.cs-badge{position:absolute; top:2px; right:calc(50% - 22px); background:var(--cs-danger); color:#fff; font-size:10px;
  border-radius:999px; padding:0 5px; min-width:16px; line-height:15px; font-weight:600;}

/* 表单 */
.cs-field{margin-bottom:12px;}
.cs-field label{display:block; font-size:13px; color:var(--cs-text2); margin-bottom:5px; font-weight:500;}
.cs-field label .cs-req{color:var(--cs-danger);}
.cs-textarea{width:100%; border:1px solid var(--cs-border); border-radius:10px; padding:9px 12px; font-size:14px;
  min-height:64px; resize:vertical; background:#fff; color:var(--cs-text); outline:none; font-family:inherit;}
.cs-textarea:focus{border-color:var(--cs-primary);}
.cs-checkrow{display:flex; align-items:center; gap:8px; font-size:13.5px; color:var(--cs-text); margin:10px 0;}

/* 弹层（底部抽屉式，移动优先；桌面居中） */
.cs-mask{position:fixed; inset:0; background:rgba(15,23,42,.45); z-index:300; display:flex; align-items:flex-end; justify-content:center;}
@media (min-width:640px){ .cs-mask{align-items:center;} }
.cs-sheet{background:#fff; width:100%; max-width:640px; border-radius:16px 16px 0 0; padding:16px; max-height:86vh; overflow-y:auto;}
@media (min-width:640px){ .cs-sheet{border-radius:16px; width:480px;} }
.cs-sheet h3{font-size:16px; margin-bottom:10px;}
.cs-sheet .cs-srow{display:flex; gap:10px; margin-top:14px;}

/* toast */
.cs-toast{position:fixed; left:50%; bottom:110px; transform:translateX(-50%); background:#1F2328; color:#fff;
  padding:10px 18px; border-radius:999px; font-size:13.5px; z-index:400; max-width:80vw; text-align:center;}

/* 自定义 select */
.cs-sel{position:relative;}
.cs-sel-btn{width:100%; text-align:left; border:1px solid var(--cs-border); background:#fff; border-radius:10px;
  padding:9px 12px; font-size:14px; color:var(--cs-text); cursor:pointer;}
.cs-sel-btn .cs-ph{color:var(--cs-text2);}
.cs-sel-pop{position:absolute; top:calc(100% + 4px); left:0; right:0; background:#fff; border:1px solid var(--cs-border);
  border-radius:10px; z-index:50; max-height:220px; overflow-y:auto; box-shadow:0 8px 24px rgba(0,0,0,.12);}
.cs-sel-opt{padding:10px 12px; font-size:14px; cursor:pointer; color:var(--cs-text);}
.cs-sel-opt:active{background:var(--cs-bg2);}
.cs-sel-opt.on{color:var(--cs-primary); font-weight:600;}

/* 自定义 date */
.cs-date{position:relative;}
.cs-date-btn{width:100%; text-align:left; border:1px solid var(--cs-border); background:#fff; border-radius:10px;
  padding:9px 12px; font-size:14px; color:var(--cs-text); cursor:pointer;}
.cs-date-pop{position:absolute; top:calc(100% + 4px); left:0; background:#fff; border:1px solid var(--cs-border);
  border-radius:10px; z-index:50; padding:10px; width:260px; box-shadow:0 8px 24px rgba(0,0,0,.12);}
.cs-date-hd{display:flex; justify-content:space-between; align-items:center; margin-bottom:8px; font-weight:600; font-size:14px;}
.cs-date-grid{display:grid; grid-template-columns:repeat(7,1fr); gap:2px; text-align:center; font-size:12.5px;}
.cs-date-grid .cs-dh{color:var(--cs-text2); padding:4px 0;}
.cs-date-cell{padding:6px 0; border-radius:6px; cursor:pointer; color:var(--cs-text);}
.cs-date-cell:hover{background:var(--cs-bg2);}
.cs-date-cell.on{background:var(--cs-primary); color:#fff; font-weight:600;}
.cs-date-cell.dis{color:var(--cs-border);}

/* 跟进时间线 */
.cs-tl{border-left:2px solid var(--cs-border); margin:8px 0 8px 6px; padding-left:14px;}
.cs-tl .cs-ti{margin-bottom:12px;}
.cs-tl .cs-tt{font-size:12px; color:var(--cs-text2);}
.cs-tl .cs-ts{font-size:14px; color:var(--cs-text); margin-top:2px;}

/* 冲突命中（Wave1 旧抽屉留痕） */
.cs-hit{border:1px solid var(--cs-border); border-radius:10px; padding:10px 12px; margin-bottom:8px; background:var(--cs-bg2);}
.cs-hit .cs-src{font-size:11.5px; color:var(--cs-warn); font-weight:700;}

/* 占位页 */
.cs-plug{text-align:center; padding:40px 20px; color:var(--cs-text2);}
.cs-plug .cs-pic{font-size:40px; margin-bottom:12px;}

/* 页脚 */
.cs-foot{text-align:center; padding:18px 0 6px; color:var(--cs-text2); font-size:11.5px;}
.cs-foot img{height:22px; margin-bottom:6px;}
.cs-note{background:#EEF2FF; border:1px solid #C7D2FE; color:var(--cs-text); border-radius:10px;
  padding:9px 12px; font-size:12.5px; margin-bottom:10px;}

/* ================= Wave2 增量 ================= */
/* 键值行（档案详情 / 概览） */
.cs-kv{display:flex; justify-content:space-between; gap:12px; padding:5px 0; font-size:13.5px; align-items:baseline;}
.cs-kv span{color:var(--cs-text2); flex:0 0 auto;}
.cs-kv b{font-weight:500; color:var(--cs-text); text-align:right; word-break:break-all;}
/* 区块标题 */
.cs-sec-title{font-size:13.5px; font-weight:700; margin:14px 2px 8px; color:var(--cs-text);}
/* 当事人分类 chips */
.cs-chip.p1{background:#EEF2FF; color:#4338CA;}
.cs-chip.p2{background:#FFF7ED; color:#B45309;}
.cs-chip.p3{background:#F0FDF4; color:#15803D;}
.cs-chip.p4{background:#F3F4F6; color:var(--cs-text2);}
/* 冲突命中 / 疑似卡片 */
.cs-hitcard{border:1px solid #FCA5A5; background:#FEF2F2;}
.cs-suscard{border:1px solid #FDE68A; background:#FFFBEB;}
.cs-chip.cs-warnchip{background:#FFF7ED; color:#B45309;}
/* 关联案件行 */
.cs-linkrow{display:flex; justify-content:space-between; align-items:center; gap:10px; padding:10px 2px;
  border-bottom:1px solid var(--cs-border); cursor:pointer;}
.cs-linkrow:last-child{border-bottom:none;}
.cs-linkrow.readonly{cursor:default;}
.cs-linkrow .cs-lt{font-size:14px; font-weight:600; color:var(--cs-text);}
/* 逐案关系标签多选 */
.cs-tags{display:flex; flex-wrap:wrap; gap:8px;}
.cs-tag{padding:6px 12px; border:1px solid var(--cs-border); border-radius:999px; font-size:13px;
  color:var(--cs-text2); cursor:pointer; background:#fff; display:inline-block;}
.cs-tag.on{background:var(--cs-primary); border-color:var(--cs-primary); color:#fff; font-weight:600;}
/* tabbar svg 图标对齐 */
.cs-ic-svg{display:inline-flex; align-items:center; justify-content:center; height:19px;}