:root{
  --nav-bg:#16202c;
  --nav-bg-2:#1d2937;
  --nav-text:#c7d2de;
  --primary:#1f4e79;
  --primary-2:#2f6ea8;
  --bg:#f2f4f7;
  --card:#ffffff;
  --line:#dfe4ea;
  --text:#1f2937;
  --muted:#7b8794;
  --red:#c62828;
  --red-bg:#fdecec;
  --green:#1e7b34;
  --green-bg:#e6f4ea;
  --amber:#b26a00;
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;font-family:"Microsoft YaHei","微软雅黑","Segoe UI",Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;
}
button{font-family:inherit;font-size:13px;cursor:pointer;border-radius:6px;border:1px solid var(--line);
  background:#fff;color:var(--text);padding:7px 14px;transition:.15s;}
button:hover{border-color:#b9c4d0;}
button.primary{background:var(--primary);border-color:var(--primary);color:#fff;}
button.primary:hover{background:var(--primary-2);border-color:var(--primary-2);}
button.danger{color:var(--red);border-color:#e6b6b6;}
button.danger:hover{background:var(--red-bg);}
button:disabled{opacity:.5;cursor:not-allowed;}
input,select,textarea{
  font-family:inherit;font-size:13px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;
  background:#fff;color:var(--text);outline:none;width:100%;
}
input:focus,select:focus,textarea:focus{border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(47,110,168,.12);}
textarea{resize:vertical;min-height:74px;}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;}
.field{margin-bottom:14px;}
.hidden{display:none !important;}

/* ---------- 登录 ---------- */
.login-view{height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#16202c 0%,#24435f 100%);}
.login-card{width:356px;background:#fff;border-radius:14px;padding:34px 30px 26px;
  box-shadow:0 18px 46px rgba(8,20,32,.34);}
.login-card .logo{width:44px;height:44px;border-radius:10px;background:var(--primary);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:16px;}
.login-card .org{color:var(--muted);font-size:12px;letter-spacing:.8px;margin-bottom:5px;}
.login-card h1{font-size:19px;margin:0 0 6px;}
.login-card .sub{color:var(--muted);font-size:12px;margin-bottom:22px;}
.login-card input{margin-bottom:12px;padding:10px 12px;}
.login-card button{width:100%;padding:10px;font-size:14px;}
.login-err{color:var(--red);font-size:12px;min-height:18px;margin-top:8px;}
.login-tip{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);color:var(--muted);font-size:11.5px;line-height:1.7;}

/* ---------- 布局 ---------- */
.app-view{display:flex;height:100%;}
aside{width:284px;flex:0 0 284px;background:var(--nav-bg);display:flex;flex-direction:column;color:var(--nav-text);}
.brand{padding:18px 18px 14px;color:#fff;font-size:16px;font-weight:700;letter-spacing:.5px;
  display:flex;flex-direction:column;gap:3px;border-bottom:1px solid #26313d;}
.brand .org{font-size:11px;font-weight:400;letter-spacing:.6px;color:#8ba2b8;margin-bottom:1px;}
.brand span{font-size:10px;letter-spacing:2px;color:#6d8098;font-weight:400;}
.side-tools{padding:12px 14px 8px;}
.side-tools input{background:#22303f;border-color:#2c3c4e;color:#e6edf5;font-size:12.5px;padding:7px 10px;}
.side-tools input::placeholder{color:#7086a0;}
.model-list{flex:1;overflow-y:auto;padding:4px 10px 10px;}
.model-item{padding:10px 9px 10px 12px;border-radius:8px;margin-bottom:6px;cursor:pointer;
  border-left:3px solid transparent;background:#1b2634;transition:.15s;}
.model-item:hover{background:#22303f;}
.model-item.active{background:#22303f;border-left-color:#4f9ede;}
.model-item .row1{display:flex;align-items:center;gap:8px;}
.model-item .name{font-size:13.5px;color:#f2f6fa;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.model-item .code{font-size:11px;color:#7d90a4;margin-top:3px;}
.model-item .meta{font-size:11px;color:#7d90a4;margin-top:3px;display:flex;gap:10px;}
.badge{min-width:20px;height:19px;padding:0 5px;border-radius:10px;font-size:11px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;background:#39485c;color:#c7d2de;}
.badge.red{background:#c62828;color:#fff;}
.badge.warn{background:#8a4b00;color:#ffd9a6;}
.side-add{padding:0 12px 12px;}
.btn-add{width:100%;background:#2b6ea8;border-color:#2b6ea8;color:#fff;padding:9px;font-size:13px;font-weight:600;}
.btn-add:hover{background:#3a83c2;border-color:#3a83c2;}
.side-foot{padding:12px 14px 16px;border-top:1px solid #26313d;background:#141d27;}
.side-foot .uname{color:#e9f0f7;font-size:13px;font-weight:600;}
.side-foot .urole{font-size:11px;color:#7d90a4;margin:2px 0 10px;}
.side-foot .acts{display:flex;gap:6px;flex-wrap:wrap;}
.side-foot .acts button{background:#22303f;border-color:#2c3c4e;color:#c7d2de;padding:5px 9px;font-size:12px;}
.side-foot .acts button:hover{background:#2b3d50;color:#fff;}

main{flex:1;display:flex;flex-direction:column;min-width:0;}
.topbar{height:60px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;
  padding:0 22px;gap:16px;}
.topbar h2{font-size:16px;margin:0;font-weight:600;}
.topbar .spacer{flex:1;}
.stat-strip{display:flex;gap:22px;color:var(--muted);font-size:12px;}
.stat-strip b{font-size:15px;color:var(--text);margin-left:4px;font-weight:700;}
.stat-strip .red b{color:var(--red);}
.content{flex:1;overflow-y:auto;padding:20px 22px 40px;}

/* ---------- 详情 ---------- */
.empty-state{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:var(--muted);gap:10px;font-size:13px;}
.empty-state .big{font-size:40px;color:#c3ccd6;}
.detail-head{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin-bottom:14px;}
.detail-head .line1{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.detail-head h3{margin:0;font-size:18px;}
.chip{background:#eef2f7;color:#5b6b7c;font-size:11.5px;padding:2px 8px;border-radius:4px;}
.detail-head .desc{color:var(--muted);font-size:12.5px;margin-top:8px;line-height:1.6;
  white-space:pre-wrap;word-break:break-word;}
.detail-head .ops{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}

.tabs{display:flex;align-items:center;gap:6px;margin-bottom:12px;}
.tab{padding:8px 16px;border-radius:8px 8px 0 0;background:#e9edf2;color:#5b6b7c;border:1px solid var(--line);
  border-bottom:none;font-size:13px;cursor:pointer;font-weight:600;}
.tab.active{background:#fff;color:var(--primary);}
.tabs .spacer{flex:1;}

.panel{background:#fff;border:1px solid var(--line);border-radius:0 8px 8px 8px;overflow:hidden;}
.panel-head{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);gap:10px;}
.panel-head .title{font-size:13.5px;font-weight:600;}
.panel-head .hint{font-size:11.5px;color:var(--muted);}
.panel-head .spacer{flex:1;}

/* ---------- 售后记录筛选栏 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:flex-end;gap:10px 14px;
  padding:12px 16px;background:#fafbfc;border-bottom:1px solid var(--line);}
.filter-bar .fitem{display:flex;flex-direction:column;gap:5px;}
.filter-bar .fitem.fgrow{flex:1 1 240px;min-width:200px;}
.filter-bar label{font-size:11.5px;color:#5b6b7c;font-weight:600;}
.filter-bar input,.filter-bar select{height:32px;padding:0 9px;font-size:12.5px;border-radius:6px;
  border:1px solid #d5dce4;background:#fff;width:150px;}
.filter-bar .fgrow input{width:100%;}
.filter-bar .frange{display:flex;align-items:center;gap:6px;}
.filter-bar .frange input{width:136px;}
.filter-bar .fsep{font-size:11.5px;color:var(--muted);}
.filter-bar .fquick{display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.filter-bar .fquick button.mini{padding:5px 11px;font-size:12px;background:#fff;border:1px solid #d5dce4;color:#42536a;}
.filter-bar .fquick button.mini:hover{border-color:#9db8d2;color:var(--primary);}
.filter-bar .freset.on{background:#eef5fb;border-color:#9db8d2;color:var(--primary);font-weight:600;}
.filter-bar .fcount{font-size:11.5px;color:var(--muted);margin-left:auto;white-space:nowrap;}
.filter-bar .fcount b{color:var(--primary);font-variant-numeric:tabular-nums;}

table{width:100%;border-collapse:collapse;}
th{background:#f6f8fa;color:#5b6b7c;font-size:12px;font-weight:600;text-align:left;padding:10px 12px;
  border-bottom:1px solid var(--line);white-space:nowrap;}
td{padding:10px 12px;border-bottom:1px solid #eef1f4;font-size:12.5px;vertical-align:middle;}
tbody tr:hover{background:#fafbfc;}
tbody tr.row-open{background:#fffafa;}
tbody tr.row-open:hover{background:#fff4f4;}
.cell-problem{max-width:380px;word-break:break-word;line-height:1.5;}
.cell-muted{color:var(--muted);}
.tag{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;
  font-size:11.5px;font-weight:700;white-space:nowrap;}
.tag::before{content:"";width:7px;height:7px;border-radius:50%;display:inline-block;}
.tag.open{background:var(--red-bg);color:var(--red);border:1px solid #f3c9c9;}
.tag.open::before{background:var(--red);}
.tag.closed{background:var(--green-bg);color:var(--green);border:1px solid #c3e0cc;}
.tag.closed::before{background:var(--green);}
.dur{font-variant-numeric:tabular-nums;font-weight:600;}
.dur.over{color:var(--red);}
.dur-note{display:block;font-size:10.5px;color:var(--red);font-weight:700;}
.dur-note.ok{color:var(--muted);font-weight:400;}
.row-ops{display:flex;gap:6px;flex-wrap:wrap;row-gap:5px;}
.row-ops button{padding:3px 9px;font-size:11.5px;border-radius:5px;}
.cell-note-td{max-width:200px;}
.cell-note{font-size:12px;line-height:1.55;color:#4a5a6b;white-space:pre-wrap;word-break:break-word;
  max-height:66px;overflow:auto;}
.ver-tag{background:#eaf1f8;color:var(--primary);font-weight:700;padding:2px 8px;border-radius:4px;font-size:12px;}
.tbl-empty{padding:38px;text-align:center;color:var(--muted);font-size:13px;}

/* ---------- 弹窗 ---------- */
.mask{position:fixed;inset:0;background:rgba(12,20,29,.46);display:flex;align-items:center;
  justify-content:center;z-index:60;padding:20px;}
.modal{background:#fff;border-radius:12px;width:520px;max-width:100%;max-height:90vh;display:flex;
  flex-direction:column;box-shadow:0 24px 60px rgba(0,0,0,.28);}
.modal.wide{width:640px;}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;}
.modal-head h3{margin:0;font-size:15px;-webkit-text-fill-color:initial;}
.modal-head .x{margin-left:auto;border:none;background:none;font-size:20px;color:var(--muted);padding:0 4px;}
.modal-body{padding:18px 20px;overflow-y:auto;}
.modal-foot{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px;}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;}
.form-err{color:var(--red);font-size:12px;min-height:16px;margin-top:4px;}
.user-table td{padding:8px 10px;}
.user-table th{padding:8px 10px;}
.role-pill{font-size:11.5px;padding:2px 8px;border-radius:4px;background:#eef2f7;color:#42536a;}
.role-pill.admin{background:#e7f0fa;color:var(--primary);}
.role-pill.editor{background:#e8f4ec;color:var(--green);}
.role-pill.viewer{background:#f0f0f2;color:#6b7580;}

/* ---------- toast ---------- */
#toast{position:fixed;left:50%;bottom:38px;transform:translateX(-50%) translateY(20px);opacity:0;
  background:#1f2937;color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;
  pointer-events:none;transition:.25s;z-index:80;max-width:80vw;}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
#toast.err{background:#a52a2a;}

@media (max-width:900px){
  aside{width:230px;flex:0 0 230px;}
  .stat-strip{display:none;}
  .grid2{grid-template-columns:1fr;}
}

/* ---------- 删除确认 / 回收站 ---------- */
.del-warn{background:#fdf3f3;border:1px solid #f3c9c9;color:#8a2b2b;font-size:12.5px;
  line-height:1.7;padding:10px 12px;border-radius:8px;margin-bottom:14px;}
.del-warn b{color:var(--red);}
.radio-list{display:flex;flex-direction:column;gap:8px;}
.radio-item{display:flex;gap:9px;align-items:flex-start;background:#f7f9fb;border:1px solid var(--line);
  border-radius:8px;padding:10px 12px;cursor:pointer;margin:0;}
.radio-item input{margin-top:2px;flex:0 0 auto;}
.radio-item .r-text{display:flex;flex-direction:column;gap:3px;}
.radio-item .r-text b{font-size:12.5px;color:var(--text);}
.radio-item .r-text em{font-style:normal;font-size:11.5px;color:var(--muted);line-height:1.55;}
.trash-hint{font-size:12px;color:var(--muted);margin-bottom:12px;line-height:1.7;}
.trash-row{display:flex;align-items:center;gap:12px;padding:11px 12px;border:1px solid var(--line);
  border-radius:8px;margin-bottom:8px;background:#fff;}
.trash-row .t-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px;}
.trash-row .t-main b{font-size:13px;}
.trash-row .t-code{font-size:11.5px;color:var(--muted);}
.trash-row .t-sub{font-size:11px;color:var(--muted);white-space:nowrap;}
button.mini{padding:4px 12px;font-size:12px;}
/* 修正：全局 input 是 width:100%，会把单选框撑满、把说明文字挤成一列 */
.radio-item input[type="radio"]{width:auto;flex:0 0 auto;margin:2px 0 0;padding:0;
  border:none;background:none;accent-color:#2b6ea8;}
.radio-item .r-text{flex:1;min-width:0;}