:root{
  --teal:#16798C;
  --teal-dark:#0E5A6B;
  --teal-light:#F4F9FA;
  --teal-line:#D9E9EC;
  --ink:#1f2d33;
  --muted:#6b8288;
  --bg:#eef3f4;
  --card:#ffffff;
  --ok:#1f9d6b;
  --warn:#d98a00;
  --danger:#c0392b;
  --shadow:0 2px 10px rgba(14,90,107,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}

/* 登录 */
.login-view{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--teal-dark),var(--teal))}
.login-card{width:340px;background:#fff;border-radius:16px;padding:32px 28px;box-shadow:0 12px 40px rgba(0,0,0,.18)}
.login-logo{font-size:26px;font-weight:800;color:var(--teal);text-align:center}
.login-logo span{color:var(--teal-dark)}
.login-sub{text-align:center;color:var(--muted);margin:6px 0 22px;font-size:13px}
#login-form input{width:100%;height:44px;border:1px solid var(--teal-line);border-radius:10px;padding:0 14px;margin-bottom:14px;font-size:15px;outline:none}
#login-form input:focus{border-color:var(--teal)}
#login-form input.locked{background:#f4f9fa;color:var(--ink);font-weight:600;border-color:var(--teal-line)}
/* 企业编码校验提示：只占一行、不撑高卡片（避免输入时卡片跳动） */
.login-code-hint{min-height:16px;margin:-8px 0 10px;font-size:12px;line-height:16px;color:var(--muted)}
.login-code-hint.ok{color:var(--teal-dark)}
.login-code-hint.err{color:var(--danger)}
.login-link{color:var(--teal-dark);text-decoration:none;font-weight:600}
.login-link:hover{text-decoration:underline}
.login-foot{margin-top:10px;padding-top:10px;border-top:1px solid var(--teal-line);text-align:center;font-size:12px}
#login-btn{width:100%;height:46px;border:none;border-radius:10px;background:var(--teal);color:#fff;font-size:16px;font-weight:700;cursor:pointer;letter-spacing:4px}
#login-btn:hover{background:var(--teal-dark)}
.login-err{color:var(--danger);font-size:13px;min-height:18px;margin-top:8px;text-align:center}
.login-tip{margin-top:16px;font-size:12px;color:var(--muted);text-align:center;line-height:1.6}

/* 布局 */
.app-view{display:flex;height:100vh;overflow:hidden}
.sidebar{width:218px;background:var(--teal-dark);color:#eaf6f8;display:flex;flex-direction:column;flex-shrink:0}
.brand{font-size:17px;font-weight:800;padding:18px 18px 14px;color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.sidebar nav{flex:1;overflow-y:auto;padding:10px 0}
.nav-item{display:flex;align-items:center;gap:10px;padding:12px 18px;color:#cfe7ec;cursor:pointer;font-size:14px;border-left:3px solid transparent}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item.active{background:rgba(255,255,255,.14);color:#fff;border-left-color:var(--teal)}
.nav-ico{width:18px;text-align:center}
.side-foot{padding:12px 14px;border-top:1px solid rgba(255,255,255,.12)}
.user-box{font-size:13px;color:#dff;margin-bottom:8px;line-height:1.5}
.logout-btn{width:100%;height:36px;border:1px solid rgba(255,255,255,.3);background:transparent;color:#eaf6f8;border-radius:8px;cursor:pointer}
.logout-btn:hover{background:rgba(255,255,255,.1)}

.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{height:56px;background:var(--card);border-bottom:1px solid var(--teal-line);display:flex;align-items:center;padding:0 18px;gap:14px;flex-shrink:0}
.menu-toggle{display:none;border:none;background:none;font-size:22px;cursor:pointer;color:var(--teal)}
.page-title{font-size:17px;font-weight:700;color:var(--teal-dark)}
.topbar-user{margin-left:auto;font-size:13px;color:var(--muted)}
.content{flex:1;overflow-y:auto;padding:18px}

/* 卡片/按钮 */
.card{background:var(--card);border-radius:12px;box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.toolbar h3{font-size:15px;color:var(--teal-dark);margin-right:auto}
.btn-primary{background:var(--teal);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-size:14px;cursor:pointer;font-weight:600}
.btn-primary:hover{background:var(--teal-dark)}
.btn-ghost{background:#fff;border:1px solid var(--teal-line);color:var(--teal);border-radius:8px;padding:9px 16px;cursor:pointer}
.btn-ghost:hover{background:var(--teal-light)}
.btn-sm{padding:5px 10px;font-size:13px;border-radius:6px;cursor:pointer;border:none}
.btn-edit{background:var(--teal-light);color:var(--teal);border:1px solid var(--teal-line)}
.btn-del{background:#fdecea;color:var(--danger);border:1px solid #f5c6c0}
.btn-danger{background:var(--danger);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-size:14px;cursor:pointer;font-weight:600}
.btn-danger:hover{background:#a93226}
.btn-danger-ghost{background:#fdecea;color:var(--danger);border:1px solid #f5c6c0}
.btn-danger-ghost:hover{background:#fbddd8}

/* 表格选择列 */
.ck-col{width:36px;text-align:center;padding-left:10px !important;padding-right:0 !important}
.ck-col input{width:15px;height:15px;cursor:pointer;accent-color:var(--teal)}
.op-col{white-space:nowrap}
tbody tr:has(.ck-row:checked){background:var(--teal-light)}

/* 回收站保留期设置条 */
.rec-keep{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:14px;padding:10px 14px;
  background:var(--teal-light);border:1px solid var(--teal-line);border-radius:8px;font-size:14px;color:var(--teal-dark)}
.rec-keep input{border:1px solid var(--teal-line);border-radius:6px;padding:5px 8px;font-size:14px;
  color:var(--teal-dark);background:#fff}
.rec-keep input:focus{outline:none;border-color:var(--teal)}
.tag-warn{background:#fdf3e0;color:var(--warn);margin-left:5px}

/* 表格 */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--teal-line);white-space:nowrap}
th{background:var(--teal-light);color:var(--teal-dark);font-weight:600}
tbody tr:hover{background:#fafdfe}
td.num{text-align:right;font-variant-numeric:tabular-nums}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;background:var(--teal-light);color:var(--teal-dark)}
.tag.ok{background:#e6f6ee;color:var(--ok)}
.tag.warn{background:#fdf3e0;color:var(--warn)}
.tag.danger{background:#fdecea;color:var(--danger)}

/* 仪表盘 */
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.kpi{background:var(--card);border-radius:12px;padding:16px;box-shadow:var(--shadow);border-left:4px solid var(--teal)}
.kpi .k-label{font-size:13px;color:var(--muted)}
.kpi .k-val{font-size:23px;font-weight:800;color:var(--teal-dark);margin-top:6px}
.kpi .k-val.red{color:var(--danger)}
.kpi .k-val.green{color:var(--ok)}
.kpi-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.sum-row td{background:var(--teal-light);color:var(--teal-dark);font-weight:700;border-top:2px solid var(--teal)}
.sum-row td.num.total{color:var(--teal-dark)}

/* 弹窗 */
.modal-mask{position:fixed;inset:0;background:rgba(14,40,46,.45);display:flex;align-items:center;justify-content:center;z-index:50}
.modal{width:520px;max-width:94vw;max-height:90vh;overflow:auto;background:#fff;border-radius:14px}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--teal-line);font-weight:700;color:var(--teal-dark)}
.modal-head button{border:none;background:none;font-size:18px;cursor:pointer;color:var(--muted)}
.modal-body{padding:18px 20px}
.modal-foot{padding:14px 20px;border-top:1px solid var(--teal-line);display:flex;justify-content:flex-end;gap:10px}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%;border:1px solid var(--teal-line);border-radius:8px;padding:9px 12px;font-size:14px;outline:none;font-family:inherit}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--teal)}
.form-row textarea{resize:vertical;min-height:64px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.form-grid .form-row.full{grid-column:1 / -1}

.cash-summary{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:6px}
.cash-summary .cs{background:var(--teal-light);border-radius:10px;padding:12px 16px;flex:1;min-width:150px}
.cs .cs-l{font-size:12px;color:var(--muted)}
.cs .cs-v{font-size:19px;font-weight:800;color:var(--teal-dark);margin-top:4px}
.empty{padding:40px;text-align:center;color:var(--muted)}

/* 附件面板 */
.att-panel{margin-top:18px;border-top:1px dashed var(--teal-line);padding-top:14px}
.att-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-weight:600;color:var(--teal-dark);flex-wrap:wrap}
.att-head .btn-ghost{padding:5px 12px;font-size:13px}
.att-list{display:flex;flex-direction:column;gap:10px}
.att-item{display:flex;align-items:center;gap:8px;background:var(--teal-light);border:1px solid var(--teal-line);border-radius:8px;padding:8px 12px;flex-wrap:wrap}
.att-name{flex:1;min-width:120px;color:var(--teal);text-decoration:none;font-size:13px;word-break:break-all}
.att-name:hover{text-decoration:underline}
.att-size{font-size:12px;color:var(--muted)}
.att-cat-select,.att-cat-pick{border:1px solid var(--teal-line);border-radius:6px;padding:4px 6px;font-size:12px;color:var(--teal-dark);background:#fff;outline:none;max-width:96px}
.att-cat-pick{max-width:120px;font-size:13px;padding:5px 8px}
.att-group{border-left:3px solid var(--teal);padding-left:10px}
.att-group-head{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.att-group-name{font-size:13px;font-weight:600;color:var(--teal-dark)}
.att-group-count{background:var(--teal);color:#fff;border-radius:10px;font-size:11px;padding:1px 7px}
.att-thumb{width:34px;height:34px;border-radius:6px;object-fit:cover;border:1px solid var(--teal-line);background:#fff;flex-shrink:0}
.att-ico{width:34px;height:34px;border-radius:6px;background:#fff;border:1px solid var(--teal-line);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--teal);flex-shrink:0;text-transform:uppercase}
.att-open{display:inline-flex;cursor:zoom-in;flex-shrink:0}
.att-open .att-thumb,.att-open .att-ico{transition:.15s}
.att-open:hover .att-thumb,.att-open:hover .att-ico{border-color:var(--teal);box-shadow:0 0 0 2px var(--teal-light)}
.att-dl{text-decoration:none;display:inline-block;line-height:1.6}
/* 台账「附件」按钮 */
.btn-att{background:#fff;color:var(--teal);border:1px solid var(--teal-line);font-variant-numeric:tabular-nums}
.btn-att:hover{background:var(--teal-light)}
.btn-att.att-has{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn-att.att-flash{animation:att-flash .7s ease-out}
@keyframes att-flash{0%{box-shadow:0 0 0 0 rgba(22,121,140,.55)}100%{box-shadow:0 0 0 9px rgba(22,121,140,0)}}

/* ---------- 附件在线预览弹层 ---------- */
.pv-mask{position:fixed;inset:0;background:rgba(14,40,46,.62);display:flex;align-items:center;justify-content:center;z-index:80;padding:18px}
.pv-box{width:min(1080px,96vw);height:min(88vh,900px);background:#fff;border-radius:14px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.3)}
.pv-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--teal-line);flex-wrap:wrap;flex-shrink:0}
.pv-title{font-weight:700;color:var(--teal-dark);font-size:14px;max-width:38%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pv-meta{font-size:12px;color:var(--muted);max-width:40%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pv-head a{text-decoration:none;display:inline-block;line-height:1.6}
.pv-body{flex:1;overflow:auto;background:var(--teal-light);padding:14px;min-height:0}
.pv-foot{padding:8px 16px;border-top:1px solid var(--teal-line);flex-shrink:0}
.pv-trunc{font-size:12px;color:var(--warn)}
.pv-loading{padding:50px;text-align:center;color:var(--muted)}
.pv-center{display:flex;align-items:center;justify-content:center;min-height:100%}
.pv-img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px;box-shadow:var(--shadow);cursor:zoom-in}
.pv-img:active{cursor:zoom-out}
.pv-frame{width:100%;height:100%;min-height:62vh;border:none;background:#fff;border-radius:8px}
.pv-media{max-width:100%;max-height:70vh;border-radius:8px;background:#000}
.pv-text{background:#fff;border:1px solid var(--teal-line);border-radius:8px;padding:16px 18px;
  font-family:"Consolas","Courier New","Microsoft YaHei",monospace;font-size:13px;line-height:1.85;
  color:var(--ink);white-space:pre-wrap;word-break:break-word;margin:0;min-height:200px}
.pv-sheet{background:#fff;border:1px solid var(--teal-line);border-radius:8px;padding:12px 14px;margin-bottom:12px}
.pv-sheet-name{font-size:13px;font-weight:700;color:var(--teal-dark);margin-bottom:8px;display:flex;gap:6px;align-items:baseline}
.pv-table{min-width:0;font-size:12px}
.pv-table th,.pv-table td{white-space:nowrap;padding:6px 10px}
.pv-note{font-size:12px;color:var(--muted);text-align:center;padding:8px 6px 2px;line-height:1.7}
.pv-fall{flex-direction:column;text-align:center;gap:6px;padding:40px 16px}
.pv-fall-ico{width:64px;height:64px;border-radius:12px;background:var(--teal-light);border:1px solid var(--teal-line);
  color:var(--teal);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;text-transform:uppercase;margin-bottom:6px}
.pv-fall p{line-height:1.9}
.pv-fall-btns{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap;justify-content:center}
.pv-fall-btns a{display:inline-block;line-height:1.6}
@media(max-width:820px){
  .pv-box{width:100%;height:92vh}
  .pv-title,.pv-meta{max-width:100%}
}
.muted{color:var(--muted);font-size:13px}
.rel-panel{margin-top:18px;border-top:1px dashed var(--teal-line);padding-top:14px}
.rel-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-weight:600;color:var(--teal-dark);flex-wrap:wrap}
.rel-group{margin-bottom:10px;border-left:3px solid var(--teal);padding-left:10px}
.rel-group-head{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.rel-group-name{font-size:13px;font-weight:600;color:var(--teal-dark)}
.rel-group-count{background:var(--teal);color:#fff;border-radius:10px;font-size:11px;padding:1px 7px}
.rel-item{background:var(--teal-light);border:1px solid var(--teal-line);border-radius:8px;padding:7px 12px;font-size:13px;color:var(--ink);margin-bottom:6px;word-break:break-all}
.labor-cost-group{border-left-color:var(--teal-dark)}
.labor-cost-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}
.labor-cost-grid > div{background:var(--teal-light);border:1px solid var(--teal-line);border-radius:8px;padding:8px 10px;display:flex;flex-direction:column;gap:3px}
.labor-cost-grid > div span{font-size:12px;color:var(--muted)}
.labor-cost-grid > div b{font-size:15px;color:var(--teal-dark);font-variant-numeric:tabular-nums}
.labor-cost-grid > div.hl{background:var(--teal);border-color:var(--teal)}
.labor-cost-grid > div.hl span,.labor-cost-grid > div.hl b{color:#fff}
.rel-item.hl{background:var(--teal);color:#fff;border-color:var(--teal)}

.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--teal-dark);color:#fff;padding:11px 22px;border-radius:24px;opacity:0;transition:.25s;z-index:99;font-size:14px;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--danger)}
.icp-footer{position:fixed;left:0;right:0;bottom:0;height:26px;line-height:26px;text-align:center;font-size:12px;color:var(--muted);background:rgba(255,255,255,.92);border-top:1px solid var(--border);z-index:50}
.icp-footer a{color:var(--teal);text-decoration:none}
body{padding-bottom:26px}

@media(max-width:820px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:40;transform:translateX(-100%);transition:.25s}
  .sidebar.open{transform:translateX(0)}
  .menu-toggle{display:block}
  .form-grid{grid-template-columns:1fr}
}