:root{
  --bg:#0f172a; --panel:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --brand:#1d4ed8; --brand-ink:#1e40af;
  --accent:#0ea5e9; --ok:#059669; --err:#dc2626; --soft:#f1f5f9;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Malgun Gothic","맑은 고딕",system-ui,sans-serif;
  color:var(--ink);background:#f6f8fb}
.topbar{display:flex;justify-content:space-between;align-items:center;
  padding:14px 26px;background:var(--bg);color:#fff}
.brand{display:flex;flex-direction:column;line-height:1.2}
.brand.center{align-items:center;margin-bottom:18px}
.logo{font-size:20px;font-weight:800;letter-spacing:-.5px}
.logo .dot{color:var(--accent)}
.sub{font-size:12px;color:#94a3b8}
.link{color:#cbd5e1;text-decoration:none;font-size:14px}
.link:hover{color:#fff}
.link.active{color:#fff;font-weight:700;border-bottom:2px solid var(--accent);padding-bottom:2px}
.badge{font-size:12px;padding:2px 9px;border-radius:20px;font-weight:700}
.badge.on{background:#dcfce7;color:#166534}
.badge.off{background:#fee2e2;color:#991b1b}
.empno{font-size:14px;color:var(--muted);font-weight:500}
table.list.mini{font-size:13px;margin-top:6px}
table.list.mini th,table.list.mini td{padding:7px 10px}
main{max-width:1180px;margin:26px auto;padding:0 18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:26px 28px;margin-bottom:22px;box-shadow:0 1px 3px rgba(15,23,42,.05)}
h1{font-size:20px;margin:0 0 6px}
.muted{color:var(--muted);font-size:14px;margin:0 0 16px}
.hidden{display:none!important}

/* dropzone */
.dropzone{border:2px dashed #cbd5e1;border-radius:12px;background:var(--soft);
  padding:44px;text-align:center;cursor:pointer;transition:.15s}
.dropzone.drag{border-color:var(--brand);background:#eef4ff}
.dz-icon{font-size:34px;color:var(--brand)}
.dz-text{margin-top:10px;font-size:15px}
.dz-hint{margin-top:6px;font-size:12px;color:var(--muted)}
.linkbtn{background:none;border:none;color:var(--brand);font:inherit;
  cursor:pointer;text-decoration:underline;padding:0}

/* buttons */
.btn{border:none;border-radius:9px;padding:10px 18px;font-size:14px;font-weight:700;
  cursor:pointer;transition:.15s}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-ink)}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn.ghost:hover{background:var(--soft)}
.btn.full{width:100%;margin-top:12px}

/* review */
.review-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
.review-actions{display:flex;gap:10px}
.paydate-box{margin-top:8px;font-size:13px;color:#334155;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.paydate-box input[type=date]{border:1px solid var(--line);border-radius:7px;padding:5px 8px;font:inherit}
.paydate-box .hint{color:var(--muted);font-size:12px}
.tip{font-size:13px;color:var(--brand-ink);background:#eff6ff;
  border:1px solid #dbeafe;border-radius:8px;padding:8px 12px;margin:8px 0 14px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:12.5px;white-space:nowrap}
th,td{border:1px solid var(--line);padding:6px 8px;text-align:right}
th{background:var(--soft);text-align:center;font-weight:700;color:#334155}
th.grp{background:#e6eefc;color:var(--brand-ink)}
tr.sub th{font-size:11.5px;font-weight:600}
td.name,td.no{text-align:center}
tbody td[contenteditable]{cursor:text}
tbody td[contenteditable]:focus{outline:2px solid var(--accent);background:#f0f9ff}
tbody tr:hover td{background:#fafcff}
tfoot td{font-weight:800;background:#f8fafc}

/* msg */
.msg{margin-top:14px;font-size:14px}
.msg.error{color:var(--err)}
.msg.ok{color:var(--ok)}

/* overlay */
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:16px;color:#fff;z-index:50}
.spinner{width:46px;height:46px;border:5px solid rgba(255,255,255,.3);
  border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* 상단 도장 업로드 */
nav{display:flex;align-items:center;gap:16px}
.seal-upload{color:#cbd5e1;font-size:14px;cursor:pointer;border:1px solid #334155;
  padding:5px 10px;border-radius:7px}
.seal-upload:hover{color:#fff;border-color:#64748b}

/* 목록 테이블 */
table.list{font-size:13.5px}
table.list th,table.list td{text-align:right;padding:9px 12px}
table.list td.name,table.list th:first-child,table.list td:first-child{text-align:center}
table.list td.net{font-weight:700;color:var(--brand-ink)}
table.list tbody tr.month-row{cursor:pointer}
table.list tbody tr.month-row:hover td{background:#eff4ff}
table.list tfoot td{font-weight:800;background:#f8fafc}
a.link2{color:var(--brand);text-decoration:none;font-weight:600}
.empty{color:var(--muted);padding:18px;text-align:center}

/* 모달 */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;
  align-items:center;justify-content:center;z-index:60;padding:20px}
.modal-card{background:#fff;border-radius:14px;max-width:720px;width:100%;
  padding:26px 28px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.modal-x{position:absolute;top:14px;right:16px;border:none;background:none;
  font-size:20px;cursor:pointer;color:var(--muted)}
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;
  gap:14px;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:16px}
.detail-name{font-size:22px;font-weight:800}
.detail-dl{display:flex;gap:8px}
.detail-dl .btn{text-decoration:none;font-size:13px;padding:8px 12px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.detail-col h3{font-size:14px;margin:0 0 8px;color:#334155}
table.kv{width:100%;border-collapse:collapse;font-size:13.5px}
table.kv th{text-align:left;font-weight:500;color:var(--muted);padding:6px 8px;border-bottom:1px solid #f1f5f9}
table.kv td{text-align:right;padding:6px 8px;border-bottom:1px solid #f1f5f9}
table.kv tr.tot th{color:var(--ink);font-weight:800}
table.kv tr.tot td{font-weight:800;background:#fffbe6}
.detail-net{margin-top:18px;text-align:right;font-size:15px;color:#334155}
.detail-net b{font-size:20px;color:var(--brand-ink);margin-left:8px}
@media(max-width:560px){.detail-grid{grid-template-columns:1fr}}

footer{text-align:center;color:var(--muted);font-size:12px;padding:26px}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}
.login-card{background:#fff;border-radius:14px;padding:34px 30px;width:320px;
  box-shadow:0 10px 40px rgba(0,0,0,.35)}
.login-card .logo{color:var(--ink)}
.login-card input{width:100%;padding:11px 12px;border:1px solid var(--line);
  border-radius:9px;font-size:15px;margin-top:6px}