:root{
  --bg:#f2f5f7; --card:#fff; --line:#e3e8ee; --tx:#22303c; --mut:#7b8794;
  --blue:#2563eb; --green:#16a34a; --red:#dc2626; --orange:#ea580c; --grey:#64748b;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);
  font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-size:15px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{display:flex;align-items:center;gap:14px;background:linear-gradient(135deg,#12314f,#1d4568);color:#fff;
  padding:0 16px;height:50px;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.18)}
.topbar .brand{font-weight:700;font-size:17px;white-space:nowrap}
.navlinks{display:flex;gap:2px;overflow-x:auto;flex:1;-webkit-overflow-scrolling:touch}
.navlinks a{color:#cfe0f0;padding:7px 11px;border-radius:6px;white-space:nowrap;position:relative;font-size:15px}
.navlinks a:hover{background:#1d4568;text-decoration:none}
.navlinks a.active{background:#2563eb;color:#fff}
.navlinks .dot{position:absolute;top:-2px;right:0;background:var(--red);color:#fff;
  border-radius:9px;font-size:11px;padding:0 5px;line-height:15px}
.topbar .user{white-space:nowrap;font-size:13px}
.topbar .user a{color:#cfe0f0}

main{max-width:1760px;margin:14px auto;padding:0 18px}
h1{font-size:23px;margin:6px 0 14px}
h2{font-size:17px;margin:0 0 10px}
.muted{color:var(--mut)}
.right{text-align:right}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.card .k{color:var(--mut);font-size:13px}
.card .v{font-size:23px;font-weight:700;margin-top:4px}
.card .v small{font-size:13px;font-weight:400;color:var(--mut)}
.v.ok{color:var(--green)} .v.bad{color:var(--red)} .v.warn{color:var(--orange)}

.panel{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:14px}
.panel h2{display:flex;align-items:center;gap:8px}
.panel h2 .more{margin-left:auto;font-size:13px;font-weight:400}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:middle}
th{color:var(--mut);font-weight:600;background:#f8fafc;white-space:nowrap}
tr:hover td{background:#f7fafd}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
tfoot td{font-weight:700;background:#f8fafc}

.badge{display:inline-block;padding:3px 10px;border-radius:11px;font-size:13px;white-space:nowrap;font-weight:600}
.badge.ok{background:var(--green);color:#fff}
.badge.warn{background:var(--orange);color:#fff}
.badge.bad{background:var(--red);color:#fff}
.badge.info{background:#475569;color:#fff}
.badge.law{background:#7c3aed;color:#fff}
.badge.dim{background:#e2e8f0;color:#475569;font-weight:400}
.bk-red{background:var(--red);color:#fff}
.bk-honga{background:#86198f;color:#fff}
.bk-blue{background:var(--blue);color:#fff}
.bk-yellow{background:#d97706;color:#fff}
.bk-black{background:#111827;color:#fff}
.bk-san{background:#94a3b8;color:#fff}
.overdue-mark{color:var(--red);font-weight:700}

input,select,textarea,button{font:inherit}
input[type=text],input[type=password],input[type=date],input[type=number],select,textarea{
  border:1px solid var(--line);border-radius:6px;padding:6px 8px;background:#fff;max-width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe}
.btn{display:inline-block;background:var(--blue);color:#fff;border:none;border-radius:6px;
  padding:7px 14px;cursor:pointer;white-space:nowrap;transition:background .15s,box-shadow .15s,transform .05s}
.btn:hover{background:#1d4ed8;text-decoration:none;box-shadow:0 3px 10px rgba(37,99,235,.3)}
.btn:active{transform:translateY(1px)}
.btn.green{background:var(--green)} .btn.green:hover{background:#15803d}
.btn.red{background:var(--red)} .btn.red:hover{background:#b91c1c}
.btn.gray{background:#64748b} .btn.gray:hover{background:#475569}
.btn.sm{padding:3px 8px;font-size:12px;border-radius:5px}
.btn.ghost{background:#eef2f7;color:var(--tx)}
form.inline{display:inline}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px}
.row label{color:var(--mut);font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media(max-width:640px){.grid2{grid-template-columns:1fr}}

.flashes{max-width:1760px;margin:10px auto 0;padding:0 18px}
.flash{border-radius:8px;padding:9px 12px;margin-bottom:8px;font-size:13px;
  box-shadow:0 3px 10px rgba(0,0,0,.06);transition:opacity .6s,transform .6s}
.flash.hide{opacity:0;transform:translateY(-6px)}
.flash.ok{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.flash.bad{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}

details{margin:4px 0}
details summary{cursor:pointer;color:var(--blue);font-size:13px}
.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.kv .item{background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:8px 10px}
.kv .item .k{color:var(--mut);font-size:12px}
.kv .item .v{font-size:15px;font-weight:600;margin-top:2px;word-break:break-all}
.note-pre{white-space:pre-wrap;background:#f8fafc;border:1px solid var(--line);
  border-radius:8px;padding:10px;font-size:13px;max-height:220px;overflow:auto}
.login-box{max-width:380px;margin:11vh auto;background:var(--card);border:1px solid var(--line);
  border-radius:14px;padding:30px 28px;border-top:5px solid var(--blue);
  box-shadow:0 14px 40px rgba(18,49,79,.16)}
.login-box h1{text-align:center;font-size:19px;margin-bottom:18px}
.login-box input{width:100%;margin:8px 0 14px;padding:9px}
.login-box input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #dbeafe}
.total-note{font-size:12px;color:var(--mut);margin-top:6px}

/* 弹窗 */
.modalhead{display:flex;justify-content:space-between;align-items:center;
  padding:10px 14px;border-bottom:1px solid var(--line);font-weight:700;flex-shrink:0}
.modalbody{padding:14px 16px;overflow:auto}
.cwrap{min-width:150px}
.clamp{display:inline-block;max-width:190px;white-space:nowrap;overflow:hidden;
  text-overflow:ellipsis;vertical-align:bottom}
.cname-sm{font-size:12px}
.subtitle{font-size:11px;color:var(--mut)}
.numcol{text-align:center;white-space:nowrap;line-height:1.9}
.numcol .badge{margin:2px 0}
.invtag{display:inline-block;padding:1px 8px;border-radius:9px;font-size:11px;white-space:nowrap}
.inv-ok{background:#dcfce7;color:#15803d}
.inv-part{background:#ffedd5;color:#c2410c}
.inv-no{background:#e2e8f0;color:#475569}
.notefull{cursor:pointer;white-space:pre-wrap;word-break:break-all;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.notefull:hover{color:var(--blue)}
@media(min-width:701px){
  .cwrap{max-width:400px}
  .numcol{min-width:56px}
}
.sorth{color:inherit}
.sorth:hover{color:var(--blue);text-decoration:none}
.custtable th:nth-child(n+5),.custtable td:nth-child(n+5){white-space:nowrap}
.custtable td[data-th="未付"] b.red{color:var(--red)}
.custtable tbody tr:nth-child(even) td{background:#fbfcfd}
.custtable tbody tr:hover td{background:#eef4ff}
.rowclick tbody tr{cursor:pointer}
@keyframes modalIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}
.modalwrap{position:fixed;inset:0;background:rgba(15,30,50,.45);z-index:100;
  display:flex;align-items:flex-start;justify-content:center;padding:20px 10px;overflow:auto;
  animation:fadeIn .15s ease-out}
.modalwrap[hidden]{display:none}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modalbox{background:#fff;border-radius:12px;max-width:1150px;width:100%;
  max-height:calc(100vh - 40px);display:flex;flex-direction:column;
  box-shadow:0 12px 40px rgba(0,0,0,.25);animation:modalIn .18s ease-out}
#toTop{position:fixed;right:24px;bottom:28px;width:44px;height:44px;border-radius:50%;
  background:#12314f;color:#fff;border:none;cursor:pointer;font-size:18px;opacity:0;
  pointer-events:none;transition:opacity .25s;z-index:90;box-shadow:0 6px 16px rgba(0,0,0,.25)}
#toTop.show{opacity:1;pointer-events:auto}
#toTop:hover{background:var(--blue)}
@media(max-width:700px){
  .cwrap{max-width:150px}
  .clamp{max-width:130px}
}
@media(min-width:701px){
  .cwrap{max-width:340px}
}
/* 可搜索下拉 */
.csel{position:relative;display:inline-block;min-width:220px;vertical-align:middle}
.csel-input{width:100%;box-sizing:border-box}
.csel-list{position:absolute;top:100%;left:0;min-width:100%;background:#fff;
  border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.15);
  z-index:80;max-height:260px;overflow:auto;display:block}
.csel-list[hidden]{display:none}
.csel-opt{padding:7px 10px;cursor:pointer;font-size:13px;white-space:nowrap}
.csel-opt:hover,.csel-opt.on{background:#eef4ff}

/* 手机端：客户表变卡片 */
@media(max-width:700px){
  main{padding:0 8px}
  .custtable thead,.custtable tfoot{display:none}
  .custtable tbody{display:block}
  .custtable tbody tr{display:block;background:#fff;border:1px solid var(--line);
    border-radius:10px;margin:0 0 10px;padding:8px 10px}
  .custtable tbody td{display:block;border:none;padding:3px 0;text-align:left}
  .custtable tbody td.num{text-align:left;font-size:13px}
  .custtable td.hide-m{display:none}
  .custtable td[data-th]::before{content:attr(data-th)'：';color:var(--mut);font-size:12px}
  .custtable td[data-th="未付"]{background:#fff7f7;border-radius:6px;padding:4px 6px}
  .tablewrap{overflow:visible}
}

.copyic{cursor:pointer;color:#9aa7b4;font-size:12px;margin-left:3px;user-select:none;display:inline-block}
.copyic:hover{color:var(--blue)}

/* 手机端顶栏：两行布局（品牌+退出 / 导航横滑） */
@media(max-width:700px){
  .topbar{flex-wrap:wrap;height:auto;padding:8px 10px 4px;row-gap:2px;box-shadow:0 2px 8px rgba(0,0,0,.18)}
  .topbar .brand{font-size:16px}
  .topbar .user{order:2;margin-left:auto;font-size:13px}
  .topbar .user .muted{display:none}
  .navlinks{order:3;flex-basis:100%;padding-bottom:2px}
  .navlinks a{padding:8px 13px;font-size:14px}
}
#toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);background:#22303c;color:#fff;
  padding:8px 18px;border-radius:8px;font-size:13px;opacity:0;pointer-events:none;
  transition:opacity .2s;z-index:300;box-shadow:0 6px 18px rgba(0,0,0,.25)}
#toast.show{opacity:1}