/* ── DESIGN TOKENS ──────────────────────────────── */
:root{
  --ink:#0f2027;--ink2:#3a4a52;--ink3:#7a8f97;
  --surface:#f0f3f5;--card:#fff;--border:rgba(0,0,0,.08);--border2:#d0dce2;
  --green:#27500A;--gm:#3B6D11;--gb:#EAF3DE;
  --amber:#854F0B;--am:#BA7517;--ab:#FEF3C7;
  --red:#A32D2D;--rm:#dc2626;--rb:#FCEBEB;
  --blue:#185FA5;--bm:#1d4ed8;--bb:#E6F1FB;
  --font:'IBM Plex Sans',sans-serif;--mono:'IBM Plex Mono',monospace;
  --r:8px;--rl:12px;
}

/* ── BASE ────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;font-family:var(--font);color:var(--ink);font-size:16px;background:#dde3e7;line-height:1.5;overflow-x:hidden}
button,input,select,textarea{max-width:100%}

/* ── CARDS ───────────────────────────────────────── */
.card{background:var(--card);border:.5px solid var(--border);border-radius:var(--rl);padding:18px 20px}
.sec{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:12px}

/* stat card */
.sc{background:var(--card);border:.5px solid var(--border);border-radius:var(--rl);padding:18px 20px;cursor:pointer;transition:border-color .15s,box-shadow .15s}
.sc:hover{border-color:#b0bec5;box-shadow:0 2px 8px rgba(0,0,0,.07)}
.si{width:34px;height:34px;border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.si i{font-size:18px}

/* ── BADGES ──────────────────────────────────────── */
.badge{display:inline-flex;align-items:center;font-size:12px;font-weight:500;padding:4px 11px;border-radius:5px;white-space:nowrap;gap:3px}
.bg{background:var(--gb);color:var(--gm)}
.ba{background:var(--ab);color:var(--am)}
.br{background:var(--rb);color:var(--red)}
.bb{background:var(--bb);color:var(--blue)}
.bk{background:#f0f0f0;color:#666}

/* ── TABLE ───────────────────────────────────────── */
.tw{overflow-x:auto;flex:1;overflow-y:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
thead tr{background:var(--surface);position:sticky;top:0;z-index:1}
th{padding:11px 14px;text-align:left;font-weight:500;color:var(--ink3);font-size:13px;border-bottom:.5px solid var(--border);white-space:nowrap}
td{padding:11px 14px;border-bottom:.5px solid var(--border);vertical-align:middle}
tbody tr{cursor:pointer;transition:background .1s}
tbody tr:hover{background:rgba(15,32,39,.03)}
tbody tr.sel{background:rgba(15,32,39,.07)}
tbody tr.wr{background:#fff5f5}
tbody tr.wa{background:#fffbf0}

/* ── INPUTS ──────────────────────────────────────── */
input,select,textarea{padding:10px 13px;border-radius:7px;border:.5px solid var(--border2);font-family:var(--font);font-size:15px;color:var(--ink);background:var(--card);outline:none;transition:border-color .15s;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--ink)}
textarea{resize:none}
label.lbl{font-size:13px;font-weight:600;color:var(--ink3);margin-bottom:5px;display:block;letter-spacing:.2px;text-transform:uppercase}
.req{color:var(--red);font-weight:600;text-transform:none}

/* ── BUTTONS ─────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 20px;border-radius:7px;border:none;cursor:pointer;font-family:var(--font);font-size:15px;font-weight:500;line-height:1;transition:opacity .15s;white-space:nowrap}
.btn:hover{opacity:.85}
.btn:disabled{opacity:.35;cursor:default;pointer-events:none}
.bd{background:var(--ink);color:#fff}
.bg2{background:var(--gb);color:var(--gm);border:.5px solid #97C459}
.br2{background:var(--rb);color:var(--red);border:.5px solid #F09595}
.bgh{background:var(--card);color:var(--ink);border:.5px solid var(--border2)}
/* small variant — for secondary inline actions only (edit/delete in table rows) */
.bsm{padding:8px 16px;font-size:14px}

/* icon-only close button */
.btn-close{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;border:.5px solid var(--border2);background:var(--card);color:var(--ink2);cursor:pointer;font-size:20px;line-height:1;transition:opacity .15s}
.btn-close:hover{opacity:.7}

/* ── CHECKBOX (design system) ────────────────────── */
/* baseline: mọi checkbox native dùng accent xanh + size đồng nhất */
input[type=checkbox]{accent-color:var(--bm);width:16px;height:16px;cursor:pointer}
/* .ck = checkbox bo góc tuỳ biến (dùng qua component <Checkbox> hoặc thủ công) */
.ck{display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none;font-size:14px;color:var(--ink)}
.ck-input{position:absolute;opacity:0;width:0;height:0}
.ck-box{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--border2);background:var(--card);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:12px;flex-shrink:0;transition:background .12s,border-color .12s}
.ck-box .ti{opacity:0;transition:opacity .12s}
.ck-input:checked + .ck-box{background:var(--bm);border-color:var(--bm)}
.ck-input:checked + .ck-box .ti{opacity:1}
.ck-input:focus-visible + .ck-box{box-shadow:0 0 0 3px var(--bb)}
.ck--green .ck-input:checked + .ck-box{background:var(--gm);border-color:var(--gm)}
.ck--amber .ck-input:checked + .ck-box{background:var(--am);border-color:var(--am)}
.ck--disabled{opacity:.5;cursor:default}
.ck-label{line-height:1.3}

/* ── MODAL ───────────────────────────────────────── */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:200}

/* ── SPA ACTION HELPERS (shared across all pages) ── */
.toast{position:fixed;bottom:24px;right:24px;background:var(--ink);color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px;z-index:600;box-shadow:0 4px 20px rgba(0,0,0,.25);animation:toast-in .2s ease}
@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes spin-anim{to{transform:rotate(360deg)}}
.spin{display:inline-block;animation:spin-anim .7s linear infinite}
.confirm-txt{font-size:12px;color:var(--red);font-weight:500;white-space:nowrap}

/* ── LIGHTBOX ────────────────────────────────────── */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);display:flex;align-items:center;justify-content:center;z-index:500;cursor:zoom-out}
.lightbox-img{max-width:90vw;max-height:88vh;border-radius:8px;object-fit:contain;box-shadow:0 8px 48px rgba(0,0,0,.6);cursor:default}
.lightbox-close{position:absolute;top:16px;right:16px;background:rgba(255,255,255,.15);border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;font-size:18px;transition:background .15s}
.lightbox-close:hover{background:rgba(255,255,255,.3)}
/* min-width 380px KHÔNG được vượt viewport: trên máy 375px mọi modal sẽ đẩy tràn ngang cả trang.
   min() giữ 380px trên desktop nhưng tự co lại khi màn hẹp; max-width chặn cả các modal
   khai báo width cứng qua style/class con (max-width luôn thắng width). */
.mbox{background:var(--card);border-radius:14px;padding:30px 32px;max-height:90vh;overflow-y:auto;overflow-x:hidden;box-shadow:0 20px 60px rgba(0,0,0,.25);min-width:min(380px,100%);max-width:calc(100vw - 24px)}
.mt{font-size:18px;font-weight:600;margin-bottom:20px}

/* ── INFO ROW ────────────────────────────────────── */
.ir{display:flex;padding:11px 16px;border-bottom:.5px solid var(--border);font-size:14px}
.ir:last-child{border-bottom:none}
.ik{width:160px;color:var(--ink3);flex-shrink:0}
.iv{font-weight:500;color:var(--ink)}

/* ── ALERT ───────────────────────────────────────── */
.alert{border-radius:9px;padding:12px 16px;display:flex;gap:10px;align-items:flex-start;font-size:14px;margin-bottom:10px}
.alert i{font-size:18px;flex-shrink:0;margin-top:1px}
.alert.gr{background:var(--gb);color:#27500A}
.alert.gn{background:var(--gb);color:#27500A}
.alert.am{background:var(--ab);color:#633806}
.alert.yl{background:#FFFBEB;color:#854F0B}
.alert.rd{background:var(--rb);color:#791F1F}
.alert.bg{background:var(--gb);color:#27500A}
.alert.bl{background:var(--bb);color:#0C447C}
.alert.ba{background:var(--ab);color:#633806}

/* ── PROGRESS ────────────────────────────────────── */
.pb{background:var(--surface);border-radius:4px;height:8px;overflow:hidden}
.pf{height:100%;border-radius:4px;transition:width .4s}

/* ── TABS ────────────────────────────────────────── */
.tabbar{display:flex;gap:2px;background:var(--surface);border-radius:8px;padding:3px}
.tabbtn{padding:8px 18px;border-radius:6px;border:none;background:transparent;font-family:var(--font);font-size:14px;font-weight:500;color:var(--ink3);cursor:pointer;transition:background .12s,color .12s}
.tabbtn.on{background:var(--ink);color:#fff}

/* ── AVATAR ──────────────────────────────────────── */
.av{border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;flex-shrink:0}

/* ── WEEK CALENDAR ───────────────────────────────── */
.wk-cal{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.wk-col{display:flex;flex-direction:column;gap:4px}
.wk-col-hd{text-align:center;padding:8px 4px;font-size:13px;font-weight:600;color:var(--ink3);border-bottom:.5px solid var(--border)}
.wk-col-hd.today{color:var(--ink);background:rgba(15,32,39,.06);border-radius:5px;border-bottom:none}
.shift-pill{border-radius:7px;padding:8px 10px;font-size:13px;cursor:pointer;transition:opacity .12s}
.shift-pill:hover{opacity:.85}
.shift-pill .sp-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.shift-pill .sp-time{font-size:12px;opacity:.7;margin-top:2px}

/* ── WEEK PICKER ─────────────────────────────────── */
.wkpicker{display:flex;align-items:center;gap:8px}
.wkpicker button{width:36px;height:36px;border-radius:7px;border:.5px solid var(--border2);background:var(--card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink2);transition:background .12s}
.wkpicker button:hover{background:var(--surface)}
.wkpicker span{font-size:15px;font-weight:600;min-width:180px;text-align:center}

/* ── GRIDS ───────────────────────────────────────── */
.g2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

/* ── SPACING ─────────────────────────────────────── */
.mb8{margin-bottom:8px}
.mb10{margin-bottom:10px}
.mb12{margin-bottom:12px}
.mb14{margin-bottom:14px}
.mb16{margin-bottom:16px}

/* ── PAY ROW ─────────────────────────────────────── */
.pr{background:var(--card);border:.5px solid var(--border);border-radius:10px;padding:16px 20px;margin-bottom:10px}

/* ── SCROLLBAR ───────────────────────────────────── */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-thumb{background:#c0cdd3;border-radius:3px}

/* ── MISC ────────────────────────────────────────── */
.ltag{font-size:12px;padding:3px 8px;background:var(--bb);color:var(--blue);border-radius:3px;font-weight:500}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--ink3);padding:48px}
.empty-state i{font-size:38px;margin-bottom:12px}
.empty-state p{font-size:15px}
.field{margin-bottom:14px}
.mono{font-family:var(--mono)}
.muted{color:var(--ink3)}
.meta{font-size:13px;color:var(--ink3)}

/* ── MOBILE ──────────────────────────────────────────────────── */
@media (max-width:768px){
  /* Prevent iOS auto-zoom on input focus */
  input,select,textarea{font-size:16px!important}

  /* Grids → single column */
  .g2,.g3,.g4{grid-template-columns:1fr;gap:12px}

  /* Modal → bottom sheet */
  .modal-bg{align-items:flex-end;padding:0}
  .mbox{width:100%!important;min-width:unset!important;border-radius:16px 16px 0 0;max-height:92vh;padding:22px 20px 36px}

  /* Tabs scrollable */
  .tabbar{overflow-x:auto;white-space:nowrap;flex-wrap:nowrap}

  /* Touch-friendly buttons */
  .btn{min-height:46px;max-width:100%;justify-content:center}
  .btn i{flex-shrink:0}

  /* Info row – label doesn't need fixed width */
  .ik{width:120px}

  /* Week picker */
  .wkpicker span{min-width:120px;font-size:14px}

  /* Slot pills wrap nicely */
  .slot-pill{flex:1;min-width:140px}

  /* Table font readable on mobile */
  table{font-size:13px}
  th{font-size:12px;padding:10px 12px}
  td{padding:10px 12px}
}

@media (max-width:480px){
  .card{padding:14px 14px;border-radius:10px}
  .sec{font-size:14px;margin-bottom:10px}
  .badge{font-size:11px;padding:3px 8px}
  .alert{padding:10px 12px;font-size:13px}
  .toast{left:12px;right:12px;bottom:calc(76px + env(safe-area-inset-bottom,0));justify-content:center}
  .modal-bg{padding-top:20px}
  .mbox{padding:18px 16px calc(24px + env(safe-area-inset-bottom,0))}
}

/* Shift / work-location tag — icon + name in the configured accent color.
   Used by <ShiftTag> / <DeptTag> so every page renders shifts & locations consistently. */
.sf-tag{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;vertical-align:middle}
.sf-tag-ico{font-size:1.05em;line-height:1;flex-shrink:0}
.sf-tag-txt{overflow:hidden;text-overflow:ellipsis}
/* When a non-white background is configured the tag renders as a pill. */
.sf-tag--pill{padding:2px 9px;border-radius:999px;border:1px solid rgba(15,32,39,.06)}