:root{
  --blue:#1769e0;
  --blue-dark:#0f56bf;
  --blue-soft:#eef5ff;
  --blue-faint:#f6f9ff;
  --ink:#162033;
  --text:#344054;
  --muted:#7a8799;
  --line:#e7ecf3;
  --bg:#f4f7fb;
  --card:#fff;
  --green:#16a36a;
  --red:#e24a4a;
  --amber:#d88916;
  --shadow:0 10px 30px rgba(19,46,86,.07);
  --shadow-soft:0 4px 16px rgba(19,46,86,.05);
  --radius:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;min-height:100vh}
a{color:inherit}
button,input,select,textarea{font:inherit}
.topbar{background:linear-gradient(120deg,#1769e0 0%,#1460d0 68%,#0f56bf 100%);color:#fff;box-shadow:0 6px 18px rgba(23,105,224,.14)}
.topbar-inner{height:68px;max-width:1320px;margin:0 auto;padding:0 26px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;min-width:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-weight:800;font-size:19px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);box-shadow:inset 0 1px 0 rgba(255,255,255,.18)}
.brand-copy{display:flex;flex-direction:column;line-height:1.1}
.brand-copy strong{font-size:21px;letter-spacing:.2px}
.brand-copy small{font-size:9px;letter-spacing:1.8px;opacity:.66;margin-top:5px}
.account{display:flex;align-items:center;gap:10px;white-space:nowrap}
.account-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.18);font-weight:700;border:1px solid rgba(255,255,255,.24)}
.account-copy{display:flex;flex-direction:column;line-height:1.2}
.account-copy strong{font-size:13px}
.account-copy span{font-size:11px;opacity:.75;margin-top:3px}
.logout-link{margin-left:4px;padding:7px 10px;border-radius:8px;text-decoration:none;color:#fff;background:rgba(255,255,255,.10);transition:.18s ease}
.logout-link:hover{background:rgba(255,255,255,.18)}
.nav-shell{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(18,42,76,.025)}
.nav-inner{max-width:1320px;margin:0 auto;padding:10px 26px;display:flex;align-items:center;gap:6px;min-height:56px}
.nav-item{position:relative;display:flex;align-items:center;justify-content:center;min-height:36px;padding:7px 16px;border-radius:10px;text-decoration:none;color:#52627a;font-weight:600;transition:.18s ease}
.nav-item:hover{color:var(--blue);background:var(--blue-faint)}
.nav-item.active{color:var(--blue);background:var(--blue-soft)}
.nav-item.active:after{content:"";position:absolute;left:50%;bottom:-10px;width:24px;height:3px;border-radius:3px;background:var(--blue);transform:translateX(-50%)}
.wrap{max-width:1320px;margin:26px auto 0;padding:0 26px 24px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:0 0 18px}
.page-head h1,.page-head h2{margin:0;color:var(--ink);font-size:23px;line-height:1.25;letter-spacing:.1px}
.page-head p{margin:6px 0 0;color:var(--muted);font-size:13px}
.page-actions{display:flex;gap:8px;flex-wrap:wrap}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px;box-shadow:var(--shadow-soft)}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.card-head h3,.card h3{margin:0;color:var(--ink);font-size:16px}
.card-head p{margin:4px 0 0;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:16px}
.metric{position:relative;overflow:hidden;padding:20px 21px;min-height:112px;box-shadow:var(--shadow-soft)}
.metric:after{content:"";position:absolute;right:-18px;top:-20px;width:82px;height:82px;border-radius:50%;background:var(--blue-soft)}
.metric-label{position:relative;z-index:1;color:#66758c;font-weight:600;font-size:13px}
.metric-value{position:relative;z-index:1;display:block;margin-top:12px;color:var(--ink);font-size:30px;line-height:1;font-weight:800;letter-spacing:-.8px}
.metric-note{position:relative;z-index:1;display:block;margin-top:9px;color:#98a3b3;font-size:11px}
.flow{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.flow-step{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:11px;background:#f8faff;border:1px solid #edf1f7;color:#435269;font-weight:600}
.flow-no{width:24px;height:24px;border-radius:8px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:800}
.flow-arrow{color:#b1bdca}
.row{display:flex;gap:12px;flex-wrap:wrap}
.field{margin-bottom:15px;min-width:0}
.field label{display:flex;align-items:center;gap:5px;margin-bottom:6px;color:#344054;font-weight:650;font-size:13px}
.field small{display:block;margin-top:5px;color:var(--muted)}
input,select,textarea{width:100%;min-height:42px;padding:9px 11px;border:1px solid #d6dde8;border-radius:10px;background:#fff;color:var(--ink);outline:none;transition:border-color .16s ease,box-shadow .16s ease,background .16s ease}
textarea{min-height:104px;resize:vertical}
input::placeholder,textarea::placeholder{color:#a6afbd}
input:hover,select:hover,textarea:hover{border-color:#b9c6d6}
input:focus,select:focus,textarea:focus{border-color:#6da6f0;box-shadow:0 0 0 3px rgba(23,105,224,.10)}
input[type=file]{padding:8px;background:#fbfcfe}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:36px;padding:8px 14px;border:1px solid transparent;border-radius:9px;background:var(--blue);color:#fff;text-decoration:none;font-weight:650;line-height:1.2;cursor:pointer;box-shadow:0 3px 8px rgba(23,105,224,.14);transition:transform .16s ease,background .16s ease,border-color .16s ease,box-shadow .16s ease}
.btn:hover{background:var(--blue-dark);box-shadow:0 5px 12px rgba(23,105,224,.19);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.gray{background:#fff;color:#4c5b70;border-color:#d9e0ea;box-shadow:none}
.btn.gray:hover{background:#f7f9fc;border-color:#c8d2df;color:#26354a}
.btn.green{background:var(--green);box-shadow:0 3px 8px rgba(22,163,106,.13)}
.btn.green:hover{background:#12875a}
.btn.red{background:#fff;color:#d74141;border-color:#f1c8c8;box-shadow:none}
.btn.red:hover{background:#fff5f5;border-color:#eca9a9}
.btn.block{width:100%}
.table-wrap{overflow:auto;border-radius:12px;border:1px solid #edf0f5}
.table{width:100%;border-collapse:separate;border-spacing:0;background:#fff}
.table th,.table td{padding:13px 14px;text-align:left;vertical-align:middle;border-bottom:1px solid #edf0f5;white-space:nowrap}
.table th{background:#f8faff;color:#64748b;font-size:12px;font-weight:700;letter-spacing:.1px}
.table tr:last-child td{border-bottom:0}
.table tbody tr{transition:background .15s ease}
.table tbody tr:hover{background:#fbfdff}
.cell-main{color:#253247;font-weight:650}
.cell-sub{display:block;margin-top:2px;color:var(--muted);font-size:12px;font-weight:400}
.table-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.table-actions form{display:inline-flex;margin:0;gap:6px}
.badge{display:inline-flex;align-items:center;justify-content:center;min-height:26px;padding:4px 9px;border-radius:999px;font-size:12px;font-weight:700;border:1px solid transparent}
.badge.pending,.badge.assigned{background:#eef5ff;color:#1769e0;border-color:#dbeafe}
.badge.doing{background:#fff8e8;color:#ad6a00;border-color:#f8e4af}
.badge.review{background:#f4efff;color:#714cc4;border-color:#e4d9ff}
.badge.approved{background:#eefcf6;color:#128058;border-color:#d5f3e5}
.badge.paid{background:#ecfaf2;color:#13734e;border-color:#cfeedd}
.badge.rejected{background:#fff2f2;color:#c83f3f;border-color:#f5d5d5}
.badge.cancelled,.badge.default{background:#f2f4f7;color:#667085;border-color:#e4e7ec}
.muted{color:var(--muted)}
.flash{display:flex;align-items:flex-start;gap:9px;padding:11px 13px;border-radius:11px;margin:0 0 16px;border:1px solid}
.flash-dot{width:7px;height:7px;border-radius:50%;margin-top:7px;flex:0 0 auto}
.flash.ok{background:#f0fbf5;color:#176b4c;border-color:#d8f1e5}
.flash.ok .flash-dot{background:#20a66a}
.flash.err{background:#fff4f4;color:#a83232;border-color:#f3d6d6}
.flash.err .flash-dot{background:#e24a4a}
.info-strip{padding:12px 14px;border-radius:11px;background:var(--blue-faint);border:1px solid #e3ecfb;color:#52657f}
.detail-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0}
.detail-item{padding:12px 13px;border-radius:11px;background:#f8faff;border:1px solid #eef2f7}
.detail-item dt{color:var(--muted);font-size:12px;margin:0 0 4px}
.detail-item dd{margin:0;color:var(--ink);font-weight:650;word-break:break-word}
.empty{padding:34px 20px;text-align:center;color:var(--muted)}
.login-page{min-height:100vh;display:grid;place-items:center;padding:34px 18px;background:radial-gradient(circle at 18% 15%,rgba(23,105,224,.09),transparent 28%),linear-gradient(180deg,#f4f8ff 0%,#f7f9fc 100%)}
.login-shell{width:min(920px,100%);display:grid;grid-template-columns:.9fr 1.1fr;background:#fff;border:1px solid #e5ebf4;border-radius:22px;overflow:hidden;box-shadow:0 24px 60px rgba(24,50,88,.12)}
.login-brand{position:relative;min-height:520px;padding:42px 38px;background:linear-gradient(145deg,#1769e0 0%,#0f56bf 100%);color:#fff;overflow:hidden}
.login-brand:before,.login-brand:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.07)}
.login-brand:before{width:230px;height:230px;right:-80px;top:-65px}
.login-brand:after{width:170px;height:170px;left:-70px;bottom:-55px}
.login-logo{position:relative;z-index:1;display:flex;align-items:center;gap:12px}
.login-logo .brand-mark{width:44px;height:44px;font-size:21px}
.login-logo strong{display:block;font-size:23px}
.login-logo span{display:block;margin-top:5px;font-size:11px;letter-spacing:1.6px;opacity:.68}
.login-message{position:relative;z-index:1;margin-top:88px;max-width:270px}
.login-message h1{font-size:27px;line-height:1.35;margin:0 0 13px}
.login-message p{margin:0;color:rgba(255,255,255,.76);font-size:14px;line-height:1.8}
.login-form{padding:48px 44px;display:flex;flex-direction:column;justify-content:center}
.login-form h2{margin:0;color:var(--ink);font-size:24px}
.login-form .subtitle{margin:7px 0 26px;color:var(--muted)}
.login-footnote{margin-top:18px;color:#98a3b3;font-size:11px;text-align:center}
.install-shell{width:min(760px,100%);background:#fff;border:1px solid #e5ebf4;border-radius:20px;padding:30px;box-shadow:0 20px 50px rgba(24,50,88,.10)}
.install-head{display:flex;align-items:center;gap:13px;margin-bottom:24px}
.install-head .brand-mark{background:var(--blue);color:#fff;border:0}
.install-head h1{font-size:22px;margin:0;color:var(--ink)}
.install-head p{margin:4px 0 0;color:var(--muted);font-size:12px}
.form-section{padding-top:4px}
.form-section+.form-section{margin-top:12px;padding-top:20px;border-top:1px solid var(--line)}
.form-section-title{font-size:13px;color:#59687e;font-weight:700;margin-bottom:12px}
.site-footer{display:flex;align-items:center;justify-content:center;gap:10px;color:#9aa6b6;font-size:12px;padding:18px 20px 30px}
.site-footer i{width:3px;height:3px;border-radius:50%;background:#c6cfda}
h1,h2,h3{color:var(--ink)}
@media(max-width:900px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .detail-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .login-shell{grid-template-columns:1fr;max-width:520px}
  .login-brand{display:none}
  .login-form{padding:38px 34px}
}
@media(max-width:760px){
  body{font-size:15px}
  .topbar-inner{height:62px;padding:0 14px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:17px}
  .brand-copy strong{font-size:18px}
  .brand-copy small{display:none}
  .account{gap:7px}
  .account-avatar{display:none}
  .account-copy span{display:none}
  .account-copy strong{font-size:12px;max-width:80px;overflow:hidden;text-overflow:ellipsis}
  .logout-link{padding:6px 8px;font-size:12px}
  .nav-inner{padding:8px 12px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .nav-item{padding:7px 6px;min-height:34px;font-size:13px;background:#f8faff;border:1px solid #edf1f7}
  .nav-item.active{background:var(--blue-soft);border-color:#dce9fc}
  .nav-item.active:after{display:none}
  .wrap{margin-top:16px;padding:0 12px 18px}
  .page-head{align-items:flex-start;margin-bottom:14px}
  .page-head h1,.page-head h2{font-size:20px}
  .page-head p{font-size:12px}
  .page-actions .btn{min-height:34px;padding:7px 11px}
  .card{padding:15px;border-radius:14px;margin-bottom:12px}
  .grid{gap:10px}
  .metric{padding:16px;min-height:101px}
  .metric-value{font-size:26px}
  .flow{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .flow-arrow{display:none}
  .row{display:block}
  .field{margin-bottom:13px}
  input,select,textarea{min-height:44px;font-size:16px}
  .btn{min-height:38px}
  .table-wrap{overflow:visible;border:0;background:transparent}
  .table,.table tbody,.table tr,.table td{display:block;width:100%}
  .table thead{display:none}
  .table tr{margin:0 0 10px;padding:6px 12px;background:#fff;border:1px solid var(--line);border-radius:13px;box-shadow:0 3px 12px rgba(19,46,86,.04)}
  .table td{position:relative;min-height:40px;padding:10px 0 10px 37%;border-bottom:1px solid #eef1f5;white-space:normal;text-align:right}
  .table td:last-child{border-bottom:0}
  .table td:before{content:attr(data-label);position:absolute;left:0;top:10px;width:34%;color:#8994a3;font-size:12px;text-align:left;font-weight:600}
  .table tbody tr:hover{background:#fff}
  .table td.empty{padding:24px 8px;text-align:center}
  .table td.empty:before{display:none}
  .cell-sub{font-size:11px}
  .table-actions{justify-content:flex-end}
  .table-actions form{justify-content:flex-end;flex-wrap:wrap}
  .table-actions .btn{padding:7px 10px;font-size:13px}
  .detail-list{grid-template-columns:1fr 1fr;gap:8px}
  .detail-item{padding:10px}
  .login-page{padding:18px 12px}
  .login-form{padding:28px 22px}
  .login-form h2{font-size:22px}
  .install-shell{padding:22px 16px;border-radius:16px}
  .site-footer{padding:14px 16px 24px}
}
@media(max-width:460px){
  .grid{grid-template-columns:1fr 1fr}
  .metric{min-height:96px;padding:14px}
  .metric-value{font-size:24px}
  .nav-inner{grid-template-columns:repeat(3,minmax(0,1fr))}
  .detail-list{grid-template-columns:1fr}
  .page-head{display:block}
  .page-actions{margin-top:10px}
  .page-actions .btn{width:100%}
  .flow{grid-template-columns:1fr}
}