/* ===== Hệ thống theo dõi đơn thư - giao diện làm việc ===== */
:root{
  --do:#b71c1c; --do-nhat:#fdecec; --xanh:#0b4f8a; --xanh-nhat:#e8f1fa;
  --nen:#f2f4f7; --trang:#fff; --vien:#d8dde5; --chu:#1c2430; --chu-mo:#5b6674;
  --vang:#8a6100; --vang-nhat:#fff6e0; --luc:#0f6b3a; --luc-nhat:#e6f4ec;
  --tim:#5b21b6; --tim-nhat:#efe7fb; --cam:#9a5b00; --cam-nhat:#fdf0e3;
  --bong:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
/* Thuộc tính hidden phải luôn thắng các quy tắc display của lớp bên dưới */
[hidden]{display:none!important}
html,body{margin:0;padding:0}
body{font:14px/1.5 "Segoe UI",Roboto,Arial,sans-serif;background:var(--nen);color:var(--chu)}
a{color:var(--xanh)}
h1,h2,h3,h4{margin:0 0 .5em}
code{background:#eef1f5;padding:1px 5px;border-radius:3px;font-size:12px}

/* ---------- Đăng nhập ---------- */
.dn-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#0b4f8a 0%,#123b63 55%,#7d1414 100%);padding:24px}
.dn-box{width:460px;max-width:100%;background:#fff;border-radius:10px;padding:32px 30px 24px;
  box-shadow:0 18px 50px rgba(0,0,0,.35)}
.dn-logo{width:56px;height:56px;border-radius:50%;background:var(--do);color:#ffd83d;
  display:flex;align-items:center;justify-content:center;font-size:30px;margin:0 auto 12px}
.dn-coquan{text-align:center;font-weight:700;color:var(--do);letter-spacing:.4px;font-size:13px;text-transform:uppercase}
.dn-box h1{text-align:center;font-size:20px;margin:6px 0 4px;color:var(--xanh)}
.dn-sub{text-align:center;color:var(--chu-mo);font-size:12.5px;margin:0 0 20px}
.dn-box label{display:block;font-weight:600;font-size:13px;margin-bottom:12px;color:#33404f}
.dn-box input{width:100%;margin-top:5px;padding:10px 12px;border:1px solid var(--vien);border-radius:6px;font-size:14px}
.dn-box input:focus{outline:2px solid var(--xanh);border-color:var(--xanh)}
.dn-loi{background:var(--do-nhat);color:var(--do);border:1px solid #f3c2c2;padding:8px 10px;border-radius:6px;
  font-size:13px;margin-bottom:12px}
.dn-goiy{margin-top:18px;font-size:12px;color:var(--chu-mo)}
.dn-goiy summary{cursor:pointer;font-weight:600}
.dn-note{font-size:11.5px;color:#8a93a0;margin:14px 0 0;text-align:center;line-height:1.5}
.tbl-mini{width:100%;border-collapse:collapse;margin-top:8px}
.tbl-mini td{padding:3px 4px;border-bottom:1px dotted #e0e4ea}

/* ---------- Thanh trên ---------- */
.topbar{display:flex;justify-content:space-between;align-items:center;background:var(--xanh);color:#fff;
  padding:0 18px;height:56px;position:sticky;top:0;z-index:20}
.tb-left{display:flex;align-items:center;gap:12px}
.tb-star{width:34px;height:34px;border-radius:50%;background:var(--do);color:#ffd83d;display:flex;
  align-items:center;justify-content:center;font-size:19px}
.tb-cq{font-size:11px;text-transform:uppercase;letter-spacing:.5px;opacity:.85}
.tb-title{font-weight:700;font-size:15px}
.tb-right{display:flex;align-items:center;gap:14px}
.tb-user{text-align:right;line-height:1.25}
.tb-cd{font-size:11.5px;opacity:.8}

/* ---------- Bố cục ---------- */
.layout{display:flex;min-height:calc(100vh - 56px)}
.sidebar{width:246px;background:#fff;border-right:1px solid var(--vien);padding:12px 0;flex-shrink:0}
.sb-nhom{font-size:11px;text-transform:uppercase;color:#98a1ae;padding:14px 18px 5px;letter-spacing:.6px;font-weight:700}
.sb-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 18px;cursor:pointer;
  color:#33404f;border-left:3px solid transparent;font-size:13.5px}
.sb-item:hover{background:#f5f8fc}
.sb-item.active{background:var(--xanh-nhat);border-left-color:var(--xanh);color:var(--xanh);font-weight:600}
.sb-dem{background:#e5eaf1;color:#4b5766;border-radius:10px;padding:0 7px;font-size:11px;font-weight:700;min-width:20px;text-align:center}
.sb-dem.do{background:var(--do);color:#fff}
.sb-item.active .sb-dem{background:var(--xanh);color:#fff}
.sb-item.active .sb-dem.do{background:var(--do)}
.main{flex:1;padding:20px 24px 60px;min-width:0}

/* ---------- Thành phần ---------- */
.trang-dau{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.trang-dau h2{font-size:19px;margin:0 0 3px}
.trang-dau p{margin:0;color:var(--chu-mo);font-size:13px}
.the{background:#fff;border:1px solid var(--vien);border-radius:8px;box-shadow:var(--bong);margin-bottom:16px}
.the-dau{padding:11px 16px;border-bottom:1px solid var(--vien);font-weight:700;font-size:14px;
  display:flex;justify-content:space-between;align-items:center;gap:10px}
.the-than{padding:16px}
.the-than.khit{padding:0}
.luoi{display:grid;gap:14px}
.luoi-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.luoi-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.luoi-4{grid-template-columns:repeat(auto-fit,minmax(178px,1fr))}

.o-so{background:#fff;border:1px solid var(--vien);border-radius:8px;padding:14px 16px;box-shadow:var(--bong)}
.o-so .so{font-size:26px;font-weight:700;line-height:1.1}
.o-so .nhan{font-size:12.5px;color:var(--chu-mo);margin-top:3px}
.o-so.xanh .so{color:var(--xanh)} .o-so.vang .so{color:var(--vang)}
.o-so.luc .so{color:var(--luc)} .o-so.do .so{color:var(--do)}
.o-so.tim .so{color:var(--tim)} .o-so.cam .so{color:var(--cam)}
.o-so.click{cursor:pointer} .o-so.click:hover{border-color:var(--xanh)}

.btn{border:1px solid var(--vien);background:#fff;color:#33404f;padding:7px 14px;border-radius:6px;
  cursor:pointer;font-size:13.5px;font-family:inherit;white-space:nowrap}
.btn:hover{background:#f5f8fc}
.btn-primary{background:var(--xanh);border-color:var(--xanh);color:#fff}
.btn-primary:hover{background:#0a4478}
.btn-do{background:var(--do);border-color:var(--do);color:#fff}
.btn-do:hover{background:#9c1717}
.btn-luc{background:var(--luc);border-color:var(--luc);color:#fff}
.btn-luc:hover{background:#0b5a30}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-block{width:100%;padding:10px;font-size:15px;margin-top:4px}
.btn-nho{padding:4px 9px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.hang-nut{display:flex;gap:8px;flex-wrap:wrap}

table.bang{width:100%;border-collapse:collapse;background:#fff;font-size:13.5px}
table.bang th{background:#f7f9fc;text-align:left;padding:9px 12px;border-bottom:2px solid var(--vien);
  font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:#5b6674;white-space:nowrap}
table.bang td{padding:9px 12px;border-bottom:1px solid #eceff3;vertical-align:top}
table.bang tr:hover td{background:#fafcff}
table.bang .nowrap{white-space:nowrap}
table.bang tr.qua-han td{background:#fff7f7}
table.bang tr.qua-han:hover td{background:#ffeeee}
.rong{padding:34px;text-align:center;color:#9aa3b0}

/* Nhãn loại đơn */
.nhan-loai{display:inline-block;padding:2px 9px;border-radius:4px;font-size:11.5px;font-weight:700;white-space:nowrap}
.ld-khieu_nai{background:var(--do-nhat);color:var(--do)}
.ld-to_cao{background:var(--tim-nhat);color:var(--tim)}
.ld-kien_nghi{background:var(--xanh-nhat);color:var(--xanh)}
.ld-phan_anh{background:var(--luc-nhat);color:var(--luc)}
.ld-chua_phan_loai{background:#e5eaf1;color:#4b5766}

/* Nhãn trạng thái xử lý */
.nhan-tt{display:inline-block;padding:2px 9px;border-radius:11px;font-size:11.5px;font-weight:700;white-space:nowrap}
.tt-moi{background:#e5eaf1;color:#4b5766}
.tt-da_phan_loai{background:var(--xanh-nhat);color:var(--xanh)}
.tt-huong_dan{background:var(--cam-nhat);color:var(--cam)}
.tt-chuyen_don{background:var(--cam-nhat);color:var(--cam)}
.tt-khong_thu_ly{background:var(--do-nhat);color:var(--do)}
.tt-da_thu_ly{background:var(--tim-nhat);color:var(--tim)}
.tt-dang_xac_minh{background:var(--tim-nhat);color:var(--tim)}
.tt-da_doi_thoai{background:#e3f2ee;color:#0a5a4a}
.tt-cho_ky{background:var(--cam-nhat);color:var(--cam)}
.tt-da_giai_quyet{background:var(--luc-nhat);color:var(--luc)}
.tt-da_tra_loi{background:var(--luc-nhat);color:var(--luc)}
.tt-luu_don{background:#e5eaf1;color:#4b5766}
.tt-ket_thuc{background:#dfe6ee;color:#39485a}

/* Chỉ báo thời hạn */
.han{display:inline-block;font-size:12px;font-weight:700;white-space:nowrap}
.han-con{color:var(--luc)}
.han-gan{color:var(--cam)}
.han-het{color:var(--do)}
.han-phu{font-size:11px;color:#98a1ae;font-weight:400;display:block}

.form-luoi{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px 16px}
.truong{display:flex;flex-direction:column;gap:4px;font-size:13px;min-width:0}
.truong>span{font-weight:600;color:#3b4756}
.truong>span .bat-buoc{color:var(--do)}
.truong input,.truong select,.truong textarea{padding:7px 9px;border:1px solid var(--vien);border-radius:5px;
  font:inherit;font-size:13.5px;background:#fff;width:100%}
.truong textarea{min-height:66px;resize:vertical;line-height:1.5}
.truong input:focus,.truong select:focus,.truong textarea:focus{outline:2px solid var(--xanh);border-color:var(--xanh)}
.truong.rong-het{grid-column:1/-1}
.goi-y{font-size:11.5px;color:#8a93a0}
fieldset.nhom{border:1px solid var(--vien);border-radius:7px;padding:12px 14px;margin:0 0 14px}
fieldset.nhom>legend{font-weight:700;font-size:12.5px;color:var(--xanh);padding:0 6px;text-transform:uppercase;letter-spacing:.4px}

/* Danh mục kiểm tra điều kiện xử lý đơn */
.ds-kiem{list-style:none;margin:0;padding:0}
.ds-kiem li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;border-bottom:1px dotted #e4e8ee;font-size:13.5px}
.ds-kiem li:last-child{border-bottom:none}
.ds-kiem input[type=checkbox]{margin-top:3px;width:16px;height:16px;flex-shrink:0}
.ds-kiem .cc{display:block;font-size:11.5px;color:#98a1ae;margin-top:2px}
.ds-kiem li.chua-dat{background:#fffaf7}

.dl-doi{display:grid;grid-template-columns:200px 1fr;gap:7px 12px;font-size:13.5px}
.dl-doi dt{color:var(--chu-mo)}
.dl-doi dd{margin:0;font-weight:600}

.canh-bao{padding:10px 13px;border-radius:6px;font-size:13px;margin-bottom:14px;line-height:1.55}
.canh-bao:last-child{margin-bottom:0}
.cb-vang{background:var(--vang-nhat);border:1px solid #f0dcae;color:#6b4a00}
.cb-xanh{background:var(--xanh-nhat);border:1px solid #c5dbf0;color:#0a3f6e}
.cb-do{background:var(--do-nhat);border:1px solid #f3c2c2;color:var(--do)}
.cb-luc{background:var(--luc-nhat);border:1px solid #bfe0cd;color:var(--luc)}

.tab-hang{display:flex;gap:2px;border-bottom:1px solid var(--vien);margin-bottom:16px;flex-wrap:wrap}
.tab{padding:8px 15px;cursor:pointer;border:1px solid transparent;border-bottom:none;font-size:13.5px;
  border-radius:6px 6px 0 0;color:#5b6674;margin-bottom:-1px}
.tab:hover{background:#f5f8fc}
.tab.active{background:#fff;border-color:var(--vien);color:var(--xanh);font-weight:700}

.thanh-loc{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:14px}
.thanh-loc .truong{min-width:168px}
.thanh-loc .truong.tim{flex:1;min-width:230px}

.mock-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px}
.mock-item{border:1px solid var(--vien);border-radius:8px;background:#fff;padding:13px 15px;cursor:pointer;box-shadow:var(--bong)}
.mock-item:hover{border-color:var(--xanh);box-shadow:0 3px 10px rgba(11,79,138,.14)}
.mock-item h4{margin:0 0 5px;font-size:14px;color:var(--xanh)}
.mock-item .ma{font-size:11px;color:#98a1ae;font-family:Consolas,monospace}
.mock-item .cc{font-size:11.5px;color:var(--chu-mo);margin-top:6px;line-height:1.45}

/* Mốc thời gian hồ sơ */
.moc-tg{list-style:none;margin:0;padding:0}
.moc-tg li{position:relative;padding:0 0 14px 20px;border-left:2px solid #e2e7ee;font-size:13px}
.moc-tg li:last-child{border-left-color:transparent;padding-bottom:0}
.moc-tg li::before{content:"";position:absolute;left:-6px;top:3px;width:10px;height:10px;border-radius:50%;
  background:#fff;border:2px solid var(--xanh)}
.moc-tg li.cho::before{border-color:#c3cbd6}
.moc-tg li.canh::before{border-color:var(--do);background:var(--do)}
.moc-tg .tg-td{color:#98a1ae;font-size:11.5px}

/* Sơ đồ quy trình mẫu */
.qt-buoc{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed #dfe4ea}
.qt-buoc:last-child{border-bottom:none}
.qt-so{width:34px;height:34px;border-radius:50%;background:var(--xanh);color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.qt-than{flex:1;min-width:0}
.qt-than h4{margin:0 0 4px;font-size:14.5px}
.qt-than p{margin:0 0 6px;font-size:13.5px;line-height:1.6}
.qt-meta{display:flex;gap:8px;flex-wrap:wrap;font-size:11.5px}
.qt-the{background:#eef2f7;color:#4b5766;padding:2px 8px;border-radius:4px}
.qt-the.han{background:var(--vang-nhat);color:#6b4a00;font-weight:600}
.qt-the.mau{background:var(--xanh-nhat);color:var(--xanh);cursor:pointer}
.qt-the.mau:hover{background:#d5e6f7}
.qt-the.cc{background:var(--luc-nhat);color:var(--luc)}

/* Khung xem trước văn bản */
.xem-truoc{background:#5b6674;padding:18px;border-radius:8px;overflow:auto;max-height:70vh}
.xem-truoc .to-a4{margin:0 auto}

/* Hộp thoại */
.modal-lop{position:fixed;inset:0;background:rgba(15,22,32,.55);display:flex;align-items:flex-start;
  justify-content:center;padding:28px 16px;z-index:100;overflow:auto}
.modal{background:#fff;border-radius:9px;width:940px;max-width:100%;box-shadow:0 22px 60px rgba(0,0,0,.4);
  display:flex;flex-direction:column;max-height:calc(100vh - 56px)}
.modal.hep{width:520px}
.modal-head{padding:13px 18px;border-bottom:1px solid var(--vien);font-weight:700;display:flex;
  justify-content:space-between;align-items:center}
.modal-x{border:none;background:none;font-size:24px;cursor:pointer;color:#98a1ae;line-height:1}
.modal-than{padding:18px;overflow:auto;flex:1}
.modal-chan{padding:12px 18px;border-top:1px solid var(--vien);display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.modal-chan:empty{display:none}

.toast-vung{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px;z-index:200}
.toast{background:#22303f;color:#fff;padding:10px 15px;border-radius:6px;font-size:13.5px;
  box-shadow:0 6px 20px rgba(0,0,0,.3);max-width:340px;animation:hienlen .18s ease}
.toast.loi{background:var(--do)} .toast.ok{background:var(--luc)}
@keyframes hienlen{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.print-only{display:none}
@media (max-width:900px){
  .sidebar{width:100%;position:static}
  .layout{flex-direction:column}
  .dl-doi{grid-template-columns:1fr}
}