:root{
  --navy:#1b2a4a; --navy-2:#243758; --accent:#2962ff; --accent-2:#1e4fd6;
  --bg:#f5f6f8; --panel:#ffffff; --text:#202124; --muted:#6b7280;
  --border:#e3e6ea; --ok:#2e7d32; --warn:#f9a825; --err:#d32f2f;
  --radius:8px; --rail:64px; --tree:248px;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);font-size:14px}
button{font-family:inherit;cursor:pointer}
a{color:var(--accent);text-decoration:none}
input,select,textarea{font-family:inherit;font-size:14px}

/* ---------- LOGIN ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1b2a4a,#2b4a86)}
.login-card{background:#fff;width:380px;max-width:92vw;border-radius:12px;padding:34px 30px;
  box-shadow:0 20px 50px rgba(0,0,0,.3)}
.login-logo{width:52px;height:52px;border-radius:12px;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;margin:0 auto 14px}
.login-card h1{font-size:16px;text-align:center;margin:0 0 4px}
.login-card .sub{text-align:center;color:var(--muted);font-size:12px;margin-bottom:22px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--border);
  border-radius:var(--radius);background:#fff;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(41,98,255,.12)}
.hint{background:#eef3ff;border:1px solid #d4e0ff;color:#3355aa;font-size:12px;
  border-radius:var(--radius);padding:9px 11px;margin-top:6px;line-height:1.5}
.btn{border:none;border-radius:var(--radius);padding:10px 16px;background:var(--accent);color:#fff;
  font-weight:600}
.btn:hover{background:var(--accent-2)}
.btn.block{width:100%}
.btn.ghost{background:#eef1f5;color:var(--text)}
.btn.ghost:hover{background:#e2e6ec}
.btn.danger{background:var(--err)}
.btn.sm{padding:6px 11px;font-size:13px}
.err-msg{color:var(--err);font-size:13px;margin-top:8px;min-height:16px}

/* ---------- SHELL ---------- */
.shell{display:grid;grid-template-columns:var(--rail) var(--tree) 1fr;height:100vh}
.rail{background:var(--navy);display:flex;flex-direction:column;align-items:center;padding:12px 0;gap:6px}
.rail .logo{width:38px;height:38px;border-radius:9px;background:var(--accent);color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:800;font-size:19px;margin-bottom:14px}
.rail .ri{width:42px;height:42px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  color:#9fb0cf;font-size:19px;background:transparent;border:none}
.rail .ri:hover{background:var(--navy-2);color:#fff}
.rail .ri.active{background:var(--navy-2);color:#fff}
.rail .ri-label{display:none}
.rail .spacer{flex:1}

.tree{background:#fff;border-right:1px solid var(--border);padding:18px 0;overflow-y:auto}
.tree h2{font-size:12px;letter-spacing:.08em;color:var(--muted);padding:0 18px;margin:0 0 12px}
.tree .nav a{display:flex;align-items:center;gap:9px;padding:9px 18px;color:#33384a;font-weight:500;
  border-left:3px solid transparent}
.tree .nav a:hover{background:#f3f5f9}
.tree .nav a.active{background:#eef3ff;border-left-color:var(--accent);color:var(--accent);font-weight:700}
.tree .nav a .ic{width:18px;text-align:center}

.main{overflow-y:auto;display:flex;flex-direction:column;min-width:0}
.topbar{height:60px;border-bottom:1px solid var(--border);background:#fff;display:flex;align-items:center;
  padding:0 22px;gap:14px;position:sticky;top:0;z-index:5}
.topbar .title{font-size:18px;font-weight:600;display:flex;align-items:center;gap:10px}
.topbar .spacer{flex:1}
.tabpill{border:1px solid var(--border);background:#fff;border-radius:20px;padding:6px 16px;color:var(--muted);
  font-weight:600;font-size:13px}
.tabpill.active{border-color:var(--accent);color:var(--accent)}
.userbox{display:flex;align-items:center;gap:9px;position:relative}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:700;font-size:13px}
.usermenu{position:absolute;right:0;top:42px;background:#fff;border:1px solid var(--border);border-radius:8px;
  box-shadow:0 12px 30px rgba(0,0,0,.15);min-width:180px;overflow:hidden;display:none;z-index:20}
.usermenu.open{display:block}
.usermenu button{display:block;width:100%;text-align:left;padding:11px 14px;border:none;background:#fff}
.usermenu button:hover{background:#f3f5f9}
.botdot{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);
  border:1px solid var(--border);border-radius:16px;padding:4px 10px}
.dot{width:9px;height:9px;border-radius:50%;background:#bbb}
.dot.on{background:var(--ok)} .dot.off{background:var(--err)} .dot.warn{background:var(--warn)}

.content{padding:22px}
.actionbar{display:flex;justify-content:flex-end;gap:8px;margin-bottom:14px}
.iconbtn{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:#fff;color:#444;
  display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.iconbtn:hover{background:#f3f5f9}
.iconbtn:disabled{opacity:.4;cursor:not-allowed}

.panel{background:#fff;border:1px solid var(--border);border-radius:10px;padding:16px 18px;margin-bottom:16px}
.panel h3{margin:0 0 14px;font-size:13px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.filters{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.filters .field{margin:0;min-width:150px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:18px}
.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:16px 18px}
.card .k{color:var(--muted);font-size:13px;margin-bottom:8px}
.card .v{font-size:26px;font-weight:700}

/* table */
.tablewrap{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:auto}
table{width:100%;border-collapse:collapse;min-width:640px}
thead th{text-align:left;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;
  padding:12px 14px;border-bottom:1px solid var(--border);white-space:nowrap;cursor:pointer;user-select:none}
tbody td{padding:12px 14px;border-bottom:1px solid #f0f2f5;vertical-align:middle}
tbody tr:hover{background:#f8fafd;cursor:pointer}
tbody tr.row-drilled{background:#e6f4ea}
tbody tr.row-drilled:hover{background:#d7ecdd}
.legend{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:13px;color:var(--muted)}
.legend .sw{width:16px;height:16px;border-radius:4px;background:#e6f4ea;border:1px solid #bfe0c8;display:inline-block}
.iconbtn.play{color:var(--accent);border-color:#cdd8ff}
.iconbtn.play:hover{background:#eef3ff}

/* case không phù hợp (gợi ý theo ca trực): viền đỏ mờ */
tr.row-unsuitable td{background:rgba(211,47,47,.05);border-top:1px solid rgba(211,47,47,.32);border-bottom:1px solid rgba(211,47,47,.32)}
tr.row-unsuitable td:first-child{border-left:1px solid rgba(211,47,47,.32)}
tr.row-unsuitable td:last-child{border-right:1px solid rgba(211,47,47,.32)}
tr.row-unsuitable:hover td{background:rgba(211,47,47,.09)}

/* multi-select nhân sự trực */
.multiselect{position:relative;min-width:280px;flex:1}
.ms-box{min-height:40px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;padding:5px 30px 5px 8px;
  display:flex;flex-wrap:wrap;gap:5px;align-items:center;cursor:pointer;position:relative}
.ms-box:hover{border-color:var(--accent)}
.ms-ph{color:var(--muted);padding:3px}
.ms-caret{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:var(--muted)}
.ms-menu{display:none;position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:30;background:#fff;
  border:1px solid var(--border);border-radius:8px;box-shadow:0 12px 30px rgba(0,0,0,.16);max-height:260px;overflow:auto}
.ms-menu.open{display:block}
.ms-opt{display:flex;align-items:center;gap:9px;padding:8px 12px;cursor:pointer}
.ms-opt:hover{background:#f3f5f9}
.ms-opt input{width:16px;height:16px}
.badge{display:inline-block;padding:3px 9px;border-radius:12px;font-size:12px;font-weight:600}
.badge.ok{background:#e6f4ea;color:var(--ok)}
.badge.warn{background:#fff4d6;color:#a06a00}
.badge.wait{background:#fff4d6;color:#a06a00}
.badge.err{background:#fde7e7;color:var(--err)}
.badge.info{background:#e8eefc;color:var(--accent)}
.badge.role{background:#eef0f4;color:#333}
.chip{display:inline-block;background:#eef1f5;border-radius:14px;padding:3px 10px;margin:2px;font-size:12px}
.chip .x{margin-left:6px;color:var(--err);cursor:pointer;font-weight:700}
.tag-red{color:var(--err);font-weight:600}
.muted{color:var(--muted)}
.right{text-align:right}
.center{text-align:center}

.fab{position:fixed;right:28px;bottom:28px;width:56px;height:56px;border-radius:50%;background:var(--accent);
  color:#fff;font-size:28px;border:none;box-shadow:0 8px 22px rgba(41,98,255,.45);z-index:15}
.fab:hover{background:var(--accent-2)}

.empty{padding:50px 20px;text-align:center;color:var(--muted)}
.empty .ic{font-size:40px;opacity:.4}

/* modal */
.modal-mask{position:fixed;inset:0;background:rgba(20,28,45,.5);display:flex;align-items:center;justify-content:center;
  z-index:50;padding:20px}
.modal{background:#fff;border-radius:12px;width:560px;max-width:95vw;max-height:90vh;overflow:auto;
  box-shadow:0 24px 60px rgba(0,0,0,.35)}
.modal .mhead{padding:16px 20px;border-bottom:1px solid var(--border);font-size:16px;font-weight:700;
  display:flex;justify-content:space-between;align-items:center}
.modal .mbody{padding:18px 20px}
.modal .mfoot{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ev-row{border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:8px;padding:10px 12px;margin:8px 0;background:#fafbfc}
.ev-row .ev-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.ev-row .field{margin-bottom:8px}
.thumbs{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.thumbs .t{position:relative}
.thumbs img{width:88px;height:66px;object-fit:cover;border-radius:6px;border:1px solid var(--border)}
.thumbs img[data-zoom]{cursor:zoom-in;transition:transform .1s}
.thumbs img[data-zoom]:hover{transform:scale(1.04);border-color:var(--accent)}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.86);display:flex;align-items:center;justify-content:center;
  z-index:200;cursor:zoom-out;padding:24px}
.lightbox img{max-width:95vw;max-height:95vh;object-fit:contain;border-radius:6px;box-shadow:0 12px 44px rgba(0,0,0,.6)}
.lightbox .close{position:absolute;top:18px;right:24px;color:#fff;font-size:30px;font-weight:700;background:none;border:none;cursor:pointer}
.thumbs .del{position:absolute;top:-6px;right:-6px;background:var(--err);color:#fff;border:none;border-radius:50%;
  width:20px;height:20px;font-size:12px;line-height:1}
/* Mã SLD gắn theo từng ảnh */
.thumbs .sld-cap{width:88px;font-size:11px;text-align:center;margin-top:3px;font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.thumbs .sld-in{width:88px;margin-top:3px;padding:3px 5px;font-size:11px;
  border:1px solid var(--border);border-radius:4px}
.sld-row{display:flex;align-items:center;gap:8px;margin-top:6px}
.sld-row .sld-fname{flex:0 0 190px;font-size:12px;color:var(--muted);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sld-row .sld-new{flex:1;padding:6px 9px;font-size:13px;border:1px solid var(--border);border-radius:var(--radius)}
.timeline{border-left:2px solid var(--border);margin:8px 0 0;padding-left:14px}
.timeline .tl{margin-bottom:10px;font-size:13px}
.timeline .tl .tm{color:var(--muted);font-size:12px}

.slabel{display:flex;align-items:center;gap:8px;margin:8px 0}
.slabel input[type=checkbox]{width:16px;height:16px}

/* toast */
#toast-root{position:fixed;right:20px;top:20px;z-index:100;display:flex;flex-direction:column;gap:10px}
.toast{background:#fff;border-left:4px solid var(--accent);border-radius:8px;padding:12px 16px;min-width:240px;
  box-shadow:0 10px 30px rgba(0,0,0,.18);animation:slidein .2s ease}
.toast.ok{border-left-color:var(--ok)} .toast.err{border-left-color:var(--err)} .toast.warn{border-left-color:var(--warn)}
@keyframes slidein{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}

/* ================= MOBILE / TABLET ================= */
@media (max-width:820px){
  .shell{grid-template-columns:1fr;height:100vh}
  .tree{display:none}

  /* Thanh điều hướng thành BOTTOM NAV */
  .rail{position:fixed;left:0;right:0;bottom:0;top:auto;width:100%;height:60px;
    flex-direction:row;justify-content:space-around;align-items:stretch;gap:0;padding:0;
    border-top:1px solid rgba(255,255,255,.12);z-index:45;box-shadow:0 -4px 16px rgba(0,0,0,.18)}
  .rail .logo,.rail .spacer{display:none}
  .rail .ri{flex:1;height:100%;border-radius:0;flex-direction:column;gap:3px;font-size:0}
  .rail .ri-ic{font-size:20px;line-height:1}
  .rail .ri-label{display:block;font-size:10px;line-height:1;white-space:nowrap}
  .rail .ri.active{background:transparent;color:#fff;box-shadow:inset 0 3px 0 var(--accent)}

  .main{height:100vh}
  .topbar{padding:0 14px;gap:10px;height:56px}
  .topbar .title{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .userbox > div:not(.avatar):not(.usermenu){display:none}   /* ẩn tên user, giữ avatar */
  #user-caret{display:none}
  .avatar{cursor:pointer}
  .content{padding:14px 12px 84px}          /* chừa chỗ cho bottom nav + fab */

  .cards{grid-template-columns:1fr 1fr;gap:10px}
  .card .v{font-size:22px}
  .row2{grid-template-columns:1fr}
  .filters{gap:10px}
  .filters .field{min-width:100%}
  .multiselect{min-width:100%}

  .panel{padding:13px 13px}
  .actionbar{flex-wrap:wrap}

  /* Bảng: cuộn ngang mượt trong khung riêng */
  .tablewrap{-webkit-overflow-scrolling:touch}
  thead th,tbody td{padding:10px 10px;font-size:13px}

  .modal{width:100%;max-height:92vh;border-radius:14px 14px 0 0}
  .modal-mask{align-items:flex-end;padding:0}
  .mhead{position:sticky;top:0;background:#fff;z-index:2}

  .fab{bottom:74px;right:16px;width:52px;height:52px;font-size:26px}

  #toast-root{left:12px;right:12px;top:12px}
  .toast{min-width:0;width:100%}
}

@media (max-width:560px){
  .botdot{display:none}                      /* màn rất nhỏ: ẩn nhãn bot, đỡ chật topbar */
  .cards{grid-template-columns:1fr}
}

/* Dark theme cho bottom nav sticky head */
@media (max-width:820px) and (prefers-color-scheme:dark){
  .mhead{background:#11151c}
}