:root{
  --menu:#0b2545; --menu-2:#13315c; --menu-chu:#b9c8da; --menu-mo:#7d93ad; --nhan:#38bdf8;
  --nen:#f1f4f8; --the:#fff; --vien:#dde3ea; --chu:#1e293b; --mo:#64748b;
  --chinh:#1d4ed8; --chinh-dam:#1e40af; --chinh-nhat:#e6edfb;
  --xanh:#15803d; --xanh-nhat:#e3f4e8; --do:#c81e1e; --do-nhat:#fde8e8; --cam:#c2410c; --cam-nhat:#fff0e3;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--nen);color:var(--chu);font:15px/1.5 "Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--chinh);text-decoration:none}
h1,h2,h3{margin:0;font-weight:700}
.muted{color:var(--mo)} .small{font-size:13px} small{font-size:12.5px}
.r{text-align:right} .nowrap{white-space:nowrap}

/* ================= MENU TỐI BÊN TRÁI ================= */
.app{display:flex;min-height:100vh}
.sidebar{width:250px;flex:none;background:var(--menu);color:var(--menu-chu);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:12px;padding:20px 20px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.logo{width:40px;height:40px;border-radius:8px;background:var(--nhan);color:var(--menu);display:flex;align-items:center;
  justify-content:center;font-size:20px;font-weight:800}
.brand b{display:block;color:#fff;font-size:15.5px;letter-spacing:.01em} .brand span{font-size:12px;color:var(--menu-mo)}
.menu-label{font-size:11px;font-weight:700;color:var(--menu-mo);letter-spacing:.09em;padding:18px 22px 8px}
.nav{display:flex;flex-direction:column;padding:0 10px}
.nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;margin:1px 0;border-radius:6px;color:var(--menu-chu);
  font-weight:500;border-left:3px solid transparent;transition:background .12s}
.nav a .ic{width:20px;text-align:center;font-size:15px;opacity:.85}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.on{background:var(--menu-2);color:#fff;font-weight:700;border-left-color:var(--nhan)}
.nav a.on .ic{color:var(--nhan);opacity:1}
.side-bottom{margin-top:auto;padding:16px 18px;background:rgba(0,0,0,.18)}
.me{display:flex;align-items:center;gap:11px;margin-bottom:12px}
.avatar{width:36px;height:36px;flex:none;border-radius:50%;background:var(--chinh);color:#fff;display:flex;align-items:center;
  justify-content:center;font-weight:700;font-size:14px}
.sidebar .avatar{background:var(--nhan);color:var(--menu)}
.avatar.sm{width:30px;height:30px;font-size:12.5px}
.me b{display:block;color:#fff;font-size:13.5px} .me span{font-size:12px;color:var(--menu-mo)}
.side-btns{display:flex;gap:6px}
.side-btns .btn{flex:1;background:transparent;color:var(--menu-chu);border-color:rgba(255,255,255,.18);font-size:12.5px;padding:7px 8px}
.side-btns .btn:hover{background:rgba(255,255,255,.08);color:#fff}
.web-link{margin:0 10px 12px;padding:10px 12px;border-radius:6px;background:rgba(56,189,248,.1);font-size:12px;color:var(--menu-chu)}

/* ================= NỘI DUNG ================= */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:var(--the);
  border-bottom:1px solid var(--vien);padding:18px 32px;position:sticky;top:0;z-index:20}
.page-head h1{font-size:21px}
.page-head p{margin:2px 0 0;color:var(--mo);font-size:13.5px}
.page-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.content{padding:24px 32px 36px}

.card{background:var(--the);border:1px solid var(--vien);border-radius:10px;padding:22px 24px;min-width:0;
  box-shadow:0 1px 2px rgba(15,23,42,.05)}
.card.narrow{max-width:460px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-4px 0 18px;padding-bottom:14px;
  border-bottom:1px solid #edf1f5;flex-wrap:wrap}
.card-head h2{font-size:16px}
.card-head .sub{font-size:13px;color:var(--mo);margin-top:2px}
.grid-2{display:grid;grid-template-columns:minmax(380px,440px) 1fr;gap:20px;align-items:start}
.grid-2.side{grid-template-columns:1fr 380px}
.stack{display:grid;gap:20px}

/* ================= NÚT ================= */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid #cbd5e1;border-radius:7px;
  padding:9px 16px;font:inherit;font-weight:600;font-size:14px;cursor:pointer;white-space:nowrap;background:var(--the);
  color:var(--chu);line-height:1.2;transition:background .12s}
.btn:hover{background:#f1f5f9}
.btn.primary{background:var(--chinh);color:#fff;border-color:var(--chinh)}
.btn.primary:hover{background:var(--chinh-dam)}
.btn.primary:disabled{opacity:.6;cursor:wait}
.btn.soft{background:var(--chinh-nhat);color:var(--chinh);border-color:transparent}
.btn.soft:hover{background:#d8e3f9}
.btn.success{background:var(--xanh);color:#fff;border-color:var(--xanh)}
.btn.success:hover{filter:brightness(.93)}
.btn.danger{background:var(--the);color:var(--do);border-color:#f3c4c4}
.btn.danger:hover{background:var(--do-nhat)}
.btn.red{background:var(--do);color:#fff;border-color:var(--do)}
.btn.warn{background:var(--cam);color:#fff;border-color:var(--cam)}
.btn.sm{padding:6px 12px;font-size:13px}
.btn.xs{width:32px;height:32px;padding:0;font-size:14px}
.btn.lg{padding:11px 22px;font-size:15px}
.btn.icon{width:40px;height:40px;padding:0;font-size:17px;flex:none}
.btn.block{width:100%}
.btn kbd{font:11px/1 inherit;background:rgba(255,255,255,.2);padding:3px 6px;border-radius:4px;font-weight:500}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:8px}
form.inline{display:inline}

/* ================= Ô NHẬP ================= */
label,.field{display:block;font-weight:600;font-size:14px;color:#334155;margin-bottom:15px}
.lbl{display:block}
input,select,textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid #cbd5e1;border-radius:7px;
  font:inherit;font-weight:400;color:var(--chu);background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--chinh);box-shadow:0 0 0 3px rgba(29,78,216,.15)}
input[readonly]{background:#f8fafc}
input.invalid{border-color:var(--do);box-shadow:0 0 0 3px rgba(200,30,30,.13)}
textarea{resize:vertical}
input[type=file]{padding:9px;background:#f8fafc;border-style:dashed}
label.check{display:flex;align-items:center;gap:9px;font-weight:500;margin:12px 0 0}
label.check input{width:auto;margin:0;accent-color:var(--chinh)}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.toolbar input:not([type=checkbox]){width:auto;margin:0}
.toolbar form{margin:0}

/* ================= NHẬP LIỆU ================= */
.step{display:flex;gap:14px}
.step .num{flex:none;width:26px;height:26px;border-radius:6px;background:var(--menu);color:#fff;display:flex;align-items:center;
  justify-content:center;font-weight:700;font-size:13px;margin-top:1px}
.grow{flex:1;min-width:0}
.date-row{display:flex;gap:8px;align-items:center;margin-top:6px}
.date-row input{margin:0;flex:1}
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--chinh-nhat);color:var(--chinh);padding:5px 12px;
  border-radius:6px;font-size:13.5px;font-weight:700;white-space:nowrap}
.badge-le{display:inline-flex;align-items:center;gap:6px;background:var(--do-nhat);color:var(--do);padding:3px 10px;border-radius:5px;
  font-size:12.5px;font-weight:700;margin:8px 0 0 6px}
#weekdayLbl{display:inline-block;margin-top:8px;background:#eef2f7;color:#334155;padding:3px 10px;border-radius:5px;font-size:12.5px;font-weight:600}
.time-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 92px;gap:10px;align-items:end}
.time-row label{margin-bottom:0} .time-row input{min-width:0}
.hours-box{background:var(--menu);border-radius:7px;height:44px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px}
.hours-box span{display:none}
#overnight{display:block;margin:7px 0 0;color:var(--cam);font-weight:600}
.step:has(.time-row){margin-bottom:16px}
.hint{font-size:12.5px;color:var(--mo);font-weight:400;margin-top:5px;display:block}
.ac{position:relative}
.ac-list{position:absolute;left:0;right:0;top:100%;margin:4px 0 0;padding:4px;list-style:none;background:#fff;border:1px solid var(--vien);
  border-radius:8px;box-shadow:0 14px 34px rgba(15,23,42,.16);z-index:30;max-height:340px;overflow:auto}
.ac-list li{display:flex;gap:10px;align-items:center;padding:8px 10px;border-radius:6px;cursor:pointer;font-weight:400}
.ac-list li.on,.ac-list li:hover{background:var(--chinh-nhat)}
.ac-list li small{display:block;color:var(--mo)}
.ac-list li.none{color:var(--mo);cursor:default}
.emp-card{display:flex;align-items:center;gap:12px;margin-top:8px;padding:10px 12px;background:#f1f5fb;border:1px solid #d6e0f0;border-radius:8px}
.emp-info{flex:1;min-width:0;font-weight:400}.emp-info b{display:block}.emp-info span{color:var(--mo);font-size:13px}

/* ================= BẢNG ================= */
.table-wrap{overflow:auto;border:1px solid var(--vien);border-radius:8px}
.tbl{width:100%;border-collapse:collapse;font-size:14.5px}
.tbl th{background:#f1f5f9;text-align:left;font-weight:700;color:#475569;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;
  padding:11px 14px;border-bottom:1px solid var(--vien);white-space:nowrap}
.tbl td{padding:11px 14px;border-bottom:1px solid #eef2f6;vertical-align:middle}
.tbl tbody tr:nth-child(even){background:#fafbfc}
.tbl tbody tr:hover{background:#f3f7fd}
.tbl tr.editing{background:#fff6e5!important}
.tbl tr:last-child td{border-bottom:0}
.tbl td b{white-space:nowrap}
.tbl td.act{width:1%} .tbl td.act form{margin-left:4px}
.empty{padding:40px;text-align:center;color:var(--mo);border:1.5px dashed var(--vien);border-radius:8px}
.tag{display:inline-block;padding:3px 10px;border-radius:5px;font-size:12.5px;font-weight:600;background:#eef2f7;color:#475569}
.tag.blue{background:var(--chinh-nhat);color:var(--chinh)}
.tag.orange{background:var(--cam-nhat);color:#9a3412}

/* ================= THỐNG KÊ ================= */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}
.stat{display:flex;align-items:center;gap:14px;background:var(--the);border:1px solid var(--vien);border-left:4px solid var(--chinh);
  border-radius:8px;padding:16px 18px}
.stat .ico{width:42px;height:42px;flex:none;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800}
.stat span{display:block;font-size:13px;color:var(--mo)} .stat b{font-size:24px;line-height:1.2}
.stat:has(.xanh){border-left-color:var(--xanh)} .stat:has(.cam){border-left-color:var(--cam)} .stat:has(.do){border-left-color:var(--do)}
.ico.chinh{background:var(--chinh-nhat);color:var(--chinh)} .ico.xanh{background:var(--xanh-nhat);color:var(--xanh)}
.ico.cam{background:var(--cam-nhat);color:var(--cam)} .ico.do{background:var(--do-nhat);color:var(--do)}

/* ================= BẢNG TỔNG ================= */
.matrix-wrap{max-height:64vh}
.matrix{font-size:13.5px}
.matrix th,.matrix td{padding:8px 6px;text-align:center;border-right:1px solid #eef2f6;text-transform:none;letter-spacing:0}
.matrix th{position:sticky;top:0;z-index:2;font-size:12.5px}
.matrix th small{display:block;font-weight:500;font-size:11px;color:#94a3b8}
.matrix td:nth-child(2),.matrix td:nth-child(3),.matrix th:nth-child(2),.matrix th:nth-child(3){text-align:left;white-space:nowrap;padding:8px 12px}
.matrix .sticky{position:sticky;background:#fff;z-index:1}
.matrix th.sticky{z-index:3;background:#f1f5f9}
.matrix .c0{left:0;min-width:48px}.matrix .c1{left:48px;min-width:200px;box-shadow:1px 0 0 var(--vien)}
.matrix .wk{background:#fff5ec} .matrix th.wk{background:#ffe7d3;color:var(--cam)}
.matrix .le{background:#fdeeee} .matrix th.le{background:#f9d2d2;color:var(--do)}
.matrix td.has a{display:block;font-weight:700;color:var(--chinh)}
.matrix .tot{background:#f3f6fb;font-weight:700}
.matrix th.tot{background:#e3eaf7;color:var(--menu)}
.matrix tfoot td{position:sticky;bottom:0;background:var(--menu);color:#fff;font-weight:800}
.matrix tfoot td.sticky{background:var(--menu)}
.matrix tfoot td.wk{background:#3a3f5c} .matrix tfoot td.le{background:#5b2a3a}
.don-vi{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.don-vi input{width:280px;margin:0}

/* ================= LỊCH THÁNG ================= */
.lich-wrap{display:grid;grid-template-columns:1fr 360px;gap:20px;align-items:start}
.lich{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.lich .thu{font-size:12.5px;font-weight:700;color:#475569;text-transform:uppercase;text-align:center;padding:4px 0}
.lich .thu.ct{color:var(--cam)}
.o-ngay{display:flex;flex-direction:column;justify-content:space-between;min-height:96px;padding:9px 10px;border:1px solid var(--vien);
  border-radius:8px;background:#fff;color:var(--chu);transition:all .12s;position:relative}
.o-ngay:hover{border-color:var(--chinh);box-shadow:0 2px 8px rgba(29,78,216,.12)}
.o-ngay .so{font-weight:800;font-size:16px}
.o-ngay.ct{background:#fff7f0} .o-ngay.ct .so{color:var(--cam)}
.o-ngay.le{background:#fdecec;border-color:#f3b6b6} .o-ngay.le .so{color:var(--do)}
.o-ngay .ten-le{font-size:11.5px;font-weight:700;color:var(--do);line-height:1.25;margin-top:2px}
.o-ngay .gio{align-self:flex-start;margin-top:6px;font-size:12.5px;font-weight:800;background:var(--chinh-nhat);color:var(--chinh);
  padding:2px 8px;border-radius:5px;white-space:nowrap}
.o-ngay .luot{display:block;font-size:11px;color:var(--mo);font-weight:500;margin-top:2px}
.o-ngay.hom-nay{box-shadow:inset 0 0 0 2px var(--nhan)}
.o-ngay.chon{border-color:var(--chinh);box-shadow:inset 0 0 0 2px var(--chinh)}
.o-trong{min-height:96px}
.chu-thich{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px;font-size:13px;color:var(--mo)}
.chu-thich i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.ngay-chon h3{font-size:18px} .ngay-chon .sub{color:var(--mo);margin:2px 0 14px}
.hop-le{border:1px solid #f3b6b6;background:#fdf3f3;border-radius:8px;padding:14px;margin-bottom:16px}
.hop-le.khong{border-color:var(--vien);background:#f8fafc}
.hop-le b{color:var(--do)}
.ds-ngay{list-style:none;margin:0 0 14px;padding:0}
.ds-ngay li{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid #eef2f6;font-size:14px}
.ds-ngay li span{color:var(--mo);white-space:nowrap}

/* ================= THÔNG BÁO ================= */
.flashes{display:grid;gap:8px;margin-bottom:18px}
.flash{padding:12px 16px;border-radius:8px;background:var(--chinh-nhat);color:var(--chinh-dam);font-weight:500;border-left:4px solid var(--chinh)}
.flash.ok{background:var(--xanh-nhat);color:#166534;border-left-color:var(--xanh)}
.flash.error{background:var(--do-nhat);color:#991b1b;border-left-color:var(--do)}
.flash.warn{background:var(--cam-nhat);color:#9a3412;border-left-color:var(--cam);margin-bottom:16px}

/* ================= ĐĂNG NHẬP ================= */
body.login{min-height:100vh;margin:0;background:#eef2f7}
.login-wrap{display:grid;grid-template-columns:1.15fr 1fr;min-height:100vh}
.login-brand{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:40px;color:#fff;
  background:var(--menu) radial-gradient(ellipse at 15% 0%,#1d4ed8 0%,transparent 65%)}
.login-wm{position:absolute;right:-14%;bottom:-20%;width:78%;aspect-ratio:1;background:center/contain no-repeat;
  opacity:.10;transform:rotate(-12deg);pointer-events:none}
.login-brand::before{content:"";position:absolute;left:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  border:46px solid rgba(255,255,255,.04)}
.brand-in{position:relative;text-align:center;max-width:440px}
.login-big{width:150px;height:150px;object-fit:contain;background:#fff;border-radius:30px;padding:14px;
  box-shadow:0 24px 60px rgba(0,0,0,.4);margin-bottom:28px}
.brand-in h2{font-size:26px;letter-spacing:.08em;margin:0 0 10px;color:#fff;font-weight:800}
.brand-in p{margin:0;font-size:16px;color:var(--menu-chu)}
.login-side{display:flex;align-items:center;justify-content:center;padding:30px 20px}
.login-card{width:100%;max-width:400px;padding:38px 34px;border-radius:14px;border:0;box-shadow:0 20px 50px rgba(15,23,42,.12)}
.login-card h1{font-size:24px;margin:0}
.login-card p.muted{margin:4px 0 26px}
.logo.co-anh{background:#fff;padding:4px} .logo.co-anh img{width:100%;height:100%;object-fit:contain;border-radius:4px}
.logo-xem{width:96px;height:96px;object-fit:contain;border-radius:18px;border:1px solid var(--vien,#e5e7eb);background:#fff;padding:6px}
@media (max-width:860px){.login-wrap{grid-template-columns:1fr}.login-brand{padding:34px 20px}
  .login-big{width:92px;height:92px;border-radius:22px;margin-bottom:16px}.brand-in h2{font-size:19px}.login-wm{display:none}}
.login .flashes{position:fixed;top:18px;left:50%;transform:translateX(-50%);width:min(400px,90vw)}

@media (max-width:1100px){
  .grid-2,.grid-2.side,.lich-wrap{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .app{flex-direction:column}
  .sidebar{width:auto;height:auto;position:static}
  .nav{flex-direction:row;flex-wrap:wrap;padding-bottom:8px} .menu-label,.me,.web-link{display:none}
  .side-bottom{padding:8px 12px}
  .page-head,.content{padding-left:14px;padding-right:14px}
  .o-ngay,.o-trong{min-height:70px}
}

/* ================= Thêm: chọn nhiều người, chép ca, báo cáo, nhật ký ================= */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chips:empty{display:none}
.chips{gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;background:#f1f5fb;border:1px solid #d6e0f0;border-radius:7px;padding:3px 2px 3px 4px}
.chip .avatar.sm{width:24px;height:24px;font-size:11px}
.chip-ten b{display:block;font-size:13px;white-space:nowrap;line-height:1.25} .chip-ten small{display:block;color:var(--mo);font-size:11px;line-height:1.15}
.chip button{border:0;background:transparent;color:var(--mo);cursor:pointer;font-size:13px;padding:4px 7px;border-radius:5px}
.chip button:hover{background:var(--do-nhat);color:var(--do)}
.dem-chon{color:var(--chinh);font-weight:700}
.da-chon{font-size:12px;color:var(--xanh);font-weight:700}
.chep-ca{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:14px;padding:10px 12px;background:#f8fafc;
  border:1px dashed var(--vien);border-radius:8px;font-size:13.5px;color:#334155;font-weight:600}
.chep-ca input{width:auto;margin:0;padding:6px 10px}
.bao-cao td:nth-child(n+4){text-align:right}
.bao-cao td.vuot{background:var(--do-nhat)!important;color:var(--do);font-weight:800}
.bao-cao tr.co-vuot td:nth-child(2) b{color:var(--do)}
.bao-cao tfoot td{background:var(--menu);color:#fff;font-weight:800;text-align:right}
.tag.hd-xanh{background:var(--xanh-nhat);color:var(--xanh)} .tag.hd-cam{background:var(--cam-nhat);color:var(--cam)}
.tag.hd-do{background:var(--do-nhat);color:var(--do)}