/* HR Function — main stylesheet (Apple-light theme kế thừa từ prototype rootline) */
:root{
  --paper:#F5F5F7; --paper-deep:#EDEDF1; --paper-card:#FFFFFF;
  --ink:#1D1D1F; --ink-soft:#6E6E73;
  --rule:#E5E5EA; --rule-strong:#D2D2D7;
  --accent:#0071E3; --accent-deep:#0058B0;
  --green:#34C759; --amber:#FF9F0A; --red:#FF3B30; --blue:#0071E3; --purple:#AF52DE;
  --twine:#48484A;
  --shadow:0 6px 20px rgba(0,0,0,.08),0 1px 3px rgba(0,0,0,.05);
  --shadow-soft:0 1px 4px rgba(0,0,0,.07);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;height:100%;background:var(--paper);color:var(--ink);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;}
body{-webkit-font-smoothing:antialiased;overflow:hidden;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--rule-strong);border-radius:6px;}

/* ---------- login ---------- */
.login-overlay{position:fixed;inset:0;background:var(--paper);display:flex;align-items:center;justify-content:center;z-index:500;}
.login-box{background:var(--paper-card);border-radius:16px;box-shadow:var(--shadow);padding:34px 36px;width:360px;max-width:92vw;}
.login-box h1{margin:0;font-size:24px;letter-spacing:-.4px;}
.login-sub{margin:2px 0 20px;color:var(--ink-soft);font-size:13px;}
.login-error{color:var(--red);font-size:12.5px;margin-top:10px;min-height:16px;}

/* ---------- header ---------- */
#app{display:flex;flex-direction:column;height:100vh;}
header#top{display:flex;align-items:center;justify-content:space-between;padding:12px 22px;
  background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--rule);z-index:50;}
.brand{display:flex;align-items:baseline;gap:9px;}
.brand .mark{font-weight:700;font-size:18px;letter-spacing:-.3px;}
.brand .tag{font-size:11.5px;color:var(--ink-soft);font-weight:500;}
nav#tabs{display:flex;gap:2px;background:var(--paper-deep);padding:3px;border-radius:9px;}
nav#tabs button{font-weight:600;font-size:12.5px;color:var(--ink-soft);background:transparent;
  border:none;padding:7px 14px;border-radius:7px;cursor:pointer;transition:background .15s,color .15s;}
nav#tabs button:hover{color:var(--ink);}
nav#tabs button.active{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12);}
.userbox{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-soft);}
#userBadge b{color:var(--ink);}
.role-pill{display:inline-block;font-size:9.5px;font-weight:700;text-transform:uppercase;
  letter-spacing:.4px;padding:2px 7px;border-radius:10px;color:#fff;background:var(--accent);margin-left:5px;}

/* ---------- layout ---------- */
main.view{flex:1;display:none;overflow:hidden;position:relative;}
main.view.active{display:flex;}

/* ---------- toolbar ---------- */
.toolbar{width:260px;flex:0 0 260px;background:var(--paper-deep);border-right:2px solid var(--rule-strong);
  padding:16px;overflow-y:auto;}
.toolbar h3{font-size:12px;text-transform:uppercase;letter-spacing:1px;margin:18px 0 8px;
  color:var(--twine);border-bottom:1px solid var(--rule);padding-bottom:4px;}
.toolbar h3:first-child{margin-top:0;}
.toolbar label.opt{display:flex;align-items:center;gap:8px;font-size:12.5px;padding:4px 2px;cursor:pointer;}
.toolbar label.opt input{accent-color:var(--accent);}
.toolbar .btn{width:100%;margin-top:6px;}
.legend-line{display:inline-block;width:22px;border-top:2px solid var(--ink);vertical-align:middle;}
.legend-line.dotted{border-top:2px dashed var(--blue);}
.legend-line.collab{border-top:2px dotted #8a7b63;}
.legend-line.rely{border-top:2px dotted var(--amber);}
.dept-row{display:flex;align-items:center;font-size:12px;padding:3px 2px;}
.dept-swatch{width:11px;height:11px;border-radius:3px;display:inline-block;margin-right:7px;border:1px solid rgba(0,0,0,.25);}
.conn-list{max-height:220px;overflow-y:auto;font-size:11.5px;}
.conn-row{display:flex;justify-content:space-between;align-items:center;gap:4px;padding:3px 2px;border-bottom:1px dashed var(--rule);}
.conn-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px;flex:0 0 8px;}

/* ---------- buttons ---------- */
.btn{font-weight:600;font-size:12.5px;background:var(--accent);color:#fff;border:none;
  padding:9px 14px;border-radius:6px;cursor:pointer;box-shadow:var(--shadow-soft);font-family:inherit;}
.btn:hover{background:var(--accent-deep);}
.btn.secondary{background:var(--paper-card);color:var(--ink);border:1px solid var(--rule-strong);box-shadow:none;}
.btn.secondary:hover{background:#fff;}
.btn.ghost{background:transparent;color:var(--ink-soft);box-shadow:none;border:1px dashed var(--rule-strong);}
.btn.danger{background:var(--red);}
.btn.small{padding:5px 9px;font-size:11px;}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.iconbtn{background:none;border:none;cursor:pointer;color:var(--red);font-size:14px;line-height:1;padding:2px;}
body.readonly .edit-only{display:none !important;}

/* ---------- chart canvas ---------- */
.chart-wrap{flex:1;position:relative;overflow:auto;
  background:radial-gradient(circle at 1px 1px,rgba(0,0,0,.05) 1px,transparent 0) var(--paper);
  background-size:24px 24px;}
.chart-zoom-controls{position:absolute;top:14px;right:14px;z-index:30;display:flex;gap:4px;
  background:var(--paper-card);padding:4px;border-radius:9px;box-shadow:var(--shadow);border:1px solid var(--rule);}
#chartCanvas{position:relative;transform-origin:0 0;padding:50px;}
svg#lines{position:absolute;top:0;left:0;pointer-events:none;overflow:visible;}

.card{position:absolute;width:176px;cursor:grab;user-select:none;touch-action:none;}
.card:active{cursor:grabbing;}
.card:hover .card-inner{box-shadow:0 10px 26px rgba(0,0,0,.14),0 2px 6px rgba(0,0,0,.08);transform:translateY(-1px);}
.card-inner{background:var(--paper-card);border-radius:16px;box-shadow:var(--shadow);
  border:1px solid var(--rule);padding:28px 12px 12px;position:relative;text-align:center;
  transition:box-shadow .15s ease,transform .15s ease;}
.card .avatar{position:absolute;top:-22px;left:50%;transform:translateX(-50%);
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:600;font-size:15px;color:#fff;border:3px solid var(--paper-card);
  box-shadow:0 2px 6px rgba(0,0,0,.18);z-index:2;overflow:hidden;}
.card .name{font-weight:600;font-size:13.5px;line-height:1.2;margin-top:2px;}
.card .title{font-size:10.5px;color:var(--ink-soft);line-height:1.25;margin-top:2px;}
.card .dept-tag{display:inline-block;font-size:8.5px;letter-spacing:.3px;font-weight:600;
  padding:2px 8px;border-radius:20px;color:#fff;margin-top:7px;}
.card .site{font-size:9px;color:var(--ink-soft);margin-top:5px;}
.card.vacant .card-inner{border:1.5px dashed #FFB4AF;background:#FFF7F6;}
.card.vacant .avatar{background:#C7C7CC !important;}
.card .vacant-badge{position:absolute;top:-11px;left:-6px;background:var(--red);color:#fff;
  font-size:8px;font-weight:700;padding:3px 6px;border-radius:20px;box-shadow:var(--shadow-soft);z-index:3;}
.card .menu-btn{position:absolute;top:6px;right:8px;z-index:3;background:none;border:none;cursor:pointer;
  color:var(--ink-soft);font-size:15px;line-height:1;padding:2px 4px;border-radius:5px;}
.card .menu-btn:hover{background:var(--paper-deep);color:var(--ink);}
.card.drop-hover .card-inner{outline:2.5px dashed var(--accent);outline-offset:2px;}
.card.dragging{z-index:60;opacity:.9;pointer-events:none;}

/* card context menu */
.card-menu{position:fixed;z-index:250;background:var(--paper-card);border-radius:10px;
  box-shadow:var(--shadow);border:1px solid var(--rule);min-width:200px;padding:5px;}
.card-menu button{display:block;width:100%;text-align:left;background:none;border:none;
  font-family:inherit;font-size:12.5px;padding:8px 11px;border-radius:6px;cursor:pointer;color:var(--ink);}
.card-menu button:hover{background:var(--paper-deep);}
.card-menu button.danger{color:var(--red);}
.card-menu .sep{border-top:1px solid var(--rule);margin:4px 0;}

/* ---------- drawer ---------- */
.drawer-overlay{position:fixed;inset:0;background:rgba(42,33,24,.35);z-index:100;display:none;}
.drawer-overlay.open{display:block;}
.drawer{position:fixed;top:0;right:0;height:100%;width:400px;max-width:92vw;background:var(--paper-card);
  box-shadow:-6px 0 24px rgba(0,0,0,.3);z-index:101;transform:translateX(100%);transition:transform .25s ease;
  display:flex;flex-direction:column;}
.drawer.open{transform:translateX(0);}
.drawer-head{padding:16px 18px;border-bottom:2px solid var(--rule);display:flex;align-items:center;
  justify-content:space-between;background:var(--paper-deep);}
.drawer-head h2{font-size:17px;margin:0;}
.drawer-body{flex:1;overflow-y:auto;padding:16px 18px;}
.drawer-foot{padding:14px 18px;border-top:2px solid var(--rule);display:flex;gap:8px;background:var(--paper-deep);}
.close-x{background:none;border:none;font-size:20px;cursor:pointer;color:var(--ink-soft);line-height:1;}

.field{margin-bottom:13px;}
.field label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;
  color:var(--twine);margin-bottom:4px;}
.field input[type=text],.field input[type=number],.field input[type=password],.field input[type=date],
.field select,.field textarea{width:100%;padding:8px 9px;border:1px solid var(--rule-strong);border-radius:5px;
  background:#fff;font-family:inherit;font-size:13px;color:var(--ink);}
.field textarea{resize:vertical;min-height:50px;}
.field-row{display:flex;gap:10px;}
.field-row .field{flex:1;}
.checklist{max-height:130px;overflow-y:auto;border:1px solid var(--rule-strong);border-radius:5px;background:#fff;padding:6px 8px;}
.checklist label{display:flex;align-items:center;gap:7px;font-size:12.5px;padding:3px 0;}
.hint{font-size:11px;color:var(--ink-soft);margin-top:3px;}
.rel-summary{font-size:12px;background:var(--paper);border-radius:5px;padding:8px 10px;margin-bottom:10px;line-height:1.6;}
.section-lbl{font-size:13.5px;font-weight:600;margin:16px 0 8px;color:var(--twine);
  border-bottom:1px solid var(--rule);padding-bottom:4px;}
.kpi-row{display:grid;grid-template-columns:1fr 60px 60px 26px;gap:6px;margin-bottom:6px;align-items:center;}
.kpi-row input{padding:6px 7px;font-size:12px;border:1px solid var(--rule-strong);border-radius:4px;}
.kpi-head{display:grid;grid-template-columns:1fr 60px 60px 26px;gap:6px;font-size:9.5px;
  text-transform:uppercase;color:var(--ink-soft);margin-bottom:4px;letter-spacing:.4px;}

/* ---------- directory / admin ---------- */
.dir-wrap{flex:1;overflow:auto;padding:20px 26px;}
.dir-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.dir-head h1{font-size:22px;margin:0;}
table.dir{width:100%;border-collapse:collapse;background:var(--paper-card);border-radius:8px;
  overflow:hidden;box-shadow:var(--shadow-soft);}
table.dir th{text-align:left;font-size:10.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--twine);
  padding:10px 12px;border-bottom:2px solid var(--rule);background:var(--paper-deep);position:sticky;top:0;}
table.dir td{padding:10px 12px;font-size:12.5px;border-bottom:1px solid var(--rule);}
table.dir tr:hover td{background:#F0F6FF;cursor:pointer;}
table.dir .name-cell{font-weight:600;}
table.dir.hide-pay .col-pay,table.dir.hide-perf .col-perf{display:none;}
.pill{display:inline-block;font-size:10px;font-weight:700;padding:2px 8px;border-radius:10px;color:#fff;}
.perf-chip{display:inline-block;width:26px;text-align:center;font-size:11px;font-weight:700;
  padding:2px 0;border-radius:4px;color:#fff;}

/* ---------- modals ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(42,33,24,.55);z-index:200;display:none;
  align-items:center;justify-content:center;}
.modal-overlay.open{display:flex;}
.exit-modal{background:var(--paper);width:460px;max-width:94vw;max-height:88vh;border-radius:14px;
  overflow:hidden;display:flex;flex-direction:column;box-shadow:0 10px 40px rgba(0,0,0,.5);}
.exit-head{padding:16px 20px;background:var(--red);color:#fff;}
.exit-head h2{margin:0;font-size:16px;}
.exit-head p{margin:4px 0 0;font-size:12px;opacity:.9;}
.exit-body{flex:1;overflow-y:auto;padding:18px 20px;}
.exit-foot{padding:12px 20px;border-top:1px solid var(--rule);display:flex;gap:8px;
  justify-content:flex-end;background:var(--paper-deep);}

/* ---------- toast / misc ---------- */
.empty{padding:40px;text-align:center;color:var(--ink-soft);font-size:13px;}
#toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:9px 18px;border-radius:6px;font-size:12.5px;box-shadow:var(--shadow);z-index:300;opacity:0;
  pointer-events:none;transition:opacity .25s ease;}
#toast.show{opacity:1;}