:root{
  --bg:#f4f5f7; --surface:#ffffff; --border:#e4e7ec; --border-2:#d0d5dd;
  --text:#1d2939; --text-2:#475467; --muted:#98a2b3;
  --brand:#2b6cb0; --brand-dark:#234e7d; --brand-soft:#e8f0f9;
  --green:#067647; --green-soft:#ecfdf3; --red:#d92d20; --red-soft:#fef3f2;
  --amber:#b54708; --amber-soft:#fffaeb; --purple:#6941c6; --purple-soft:#f4f3ff;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
  --shadow-md:0 4px 8px -2px rgba(16,24,40,.1),0 2px 4px -2px rgba(16,24,40,.06);
  --radius:10px; --radius-sm:7px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--sans);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px}

/* ---------- LOGIN ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;
  background:linear-gradient(135deg,#1e3a5f 0%,#2b6cb0 100%)}
.login-card{background:var(--surface);width:380px;max-width:92vw;border-radius:14px;
  box-shadow:0 20px 48px rgba(0,0,0,.25);padding:38px 34px}
.login-logo{width:46px;height:46px;border-radius:11px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:20px;margin-bottom:18px}
.login-card h1{font-size:20px;margin-bottom:4px}
.login-card p.sub{color:var(--text-2);margin-bottom:24px;font-size:13px}

/* ---------- APP SHELL ---------- */
.app{display:grid;grid-template-columns:236px 1fr;height:100vh;overflow:hidden}
.sidebar{background:#0f1b2d;color:#c7d0db;display:flex;flex-direction:column;overflow-y:auto}
.sb-brand{padding:18px 20px;display:flex;align-items:center;gap:11px;border-bottom:1px solid rgba(255,255,255,.07)}
.sb-brand .logo{width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:700;flex-shrink:0}
.sb-brand .nm{font-weight:600;color:#fff;font-size:14px;line-height:1.2}
.sb-brand .nm small{display:block;color:#8a97a8;font-weight:400;font-size:11px}
.sb-nav{padding:10px 12px;flex:1}
.sb-section{color:#5c6b80;font-size:11px;text-transform:uppercase;letter-spacing:.6px;
  padding:14px 12px 6px;font-weight:600}
.nav-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;
  color:#c7d0db;font-size:13.5px;cursor:pointer;margin-bottom:2px;transition:.12s;border:none;background:none;width:100%;text-align:left}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.active{background:var(--brand);color:#fff;font-weight:500}
.nav-item svg{width:18px;height:18px;flex-shrink:0;opacity:.9}
.nav-item .badge{margin-left:auto;background:var(--red);color:#fff;font-size:11px;
  padding:1px 7px;border-radius:10px;font-weight:600}
.sb-user{padding:12px;border-top:1px solid rgba(255,255,255,.07);display:flex;align-items:center;gap:10px}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);
  display:grid;place-items:center;font-weight:600;font-size:13px;flex-shrink:0}
.sb-user .nm{font-size:13px;color:#fff;font-weight:500}
.sb-user .rl{font-size:11px;color:#8a97a8;text-transform:capitalize}

.main{overflow-y:auto;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 28px;
  height:60px;display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:20}
.topbar h2{font-size:18px;font-weight:600}
.topbar .spacer{flex:1}
.content{padding:24px 28px 60px}

/* ---------- BUTTONS ---------- */
.btn{border:1px solid var(--border-2);background:var(--surface);color:var(--text);
  padding:8px 14px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:500;
  display:inline-flex;align-items:center;gap:7px;transition:.12s}
.btn:hover{background:#f9fafb;border-color:var(--muted)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-danger{background:var(--red);border-color:var(--red);color:#fff}
.btn-danger:hover{filter:brightness(.93)}
.btn-ghost{border-color:transparent;background:transparent;color:var(--text-2)}
.btn-ghost:hover{background:#f2f4f7}
.btn-sm{padding:5px 10px;font-size:12.5px}
.btn svg{width:16px;height:16px}

/* ---------- CARDS / STATS ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;margin-bottom:24px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 18px;box-shadow:var(--shadow)}
.stat .lbl{color:var(--text-2);font-size:12.5px;font-weight:500;margin-bottom:8px;display:flex;align-items:center;gap:7px}
.stat .val{font-size:28px;font-weight:700;letter-spacing:-.5px}
.stat .ico{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;margin-left:auto}
.stat.red .ico{background:var(--red-soft);color:var(--red)}
.stat.green .ico{background:var(--green-soft);color:var(--green)}
.stat.blue .ico{background:var(--brand-soft);color:var(--brand)}
.stat.amber .ico{background:var(--amber-soft);color:var(--amber)}
.stat .lbl-row{display:flex;align-items:center;margin-bottom:10px}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.card-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}
.card-head h3{font-size:15px;font-weight:600}
.card-head .spacer{flex:1}
.card-body{padding:20px}
.card-body.pad0{padding:0}

/* ---------- TABLE ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;padding:11px 16px;color:var(--text-2);font-weight:600;font-size:12px;
  text-transform:uppercase;letter-spacing:.3px;border-bottom:1px solid var(--border);background:#fafbfc;white-space:nowrap}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr:hover{background:#fafbfc}
.tbl tr.overdue td{background:var(--red-soft)}
.tbl tr.overdue:hover td{background:#fde8e6}
.tbl tr.overdue td:first-child{box-shadow:inset 3px 0 0 var(--red)}

/* ---------- BADGES ---------- */
.badge-st{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;
  font-size:11.5px;font-weight:600;white-space:nowrap}
.st-open{background:#eef2f6;color:#475467}
.st-in_progress{background:var(--brand-soft);color:var(--brand-dark)}
.st-pending_price{background:var(--amber-soft);color:var(--amber)}
.st-pending_approval{background:var(--purple-soft);color:var(--purple)}
.st-completed{background:var(--green-soft);color:var(--green)}
.st-rejected{background:var(--red-soft);color:var(--red)}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.tag{display:inline-block;padding:2px 8px;border-radius:6px;background:#f2f4f7;color:var(--text-2);font-size:12px;font-weight:500}
.pill-overdue{background:var(--red);color:#fff;font-size:10.5px;padding:1px 7px;border-radius:10px;font-weight:600;margin-left:6px}

/* ---------- FORMS ---------- */
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}
.field label .req{color:var(--red)}
.input,select.input,textarea.input{width:100%;border:1px solid var(--border-2);border-radius:var(--radius-sm);
  padding:9px 12px;background:#fff;color:var(--text);transition:.12s}
.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
textarea.input{resize:vertical;min-height:72px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.hint{font-size:12px;color:var(--muted);margin-top:5px}

/* ---------- MODAL ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(16,24,40,.5);display:none;place-items:center;z-index:100;padding:20px}
.modal-bg.show{display:grid}
.modal{background:var(--surface);border-radius:13px;width:560px;max-width:96vw;max-height:92vh;
  overflow:hidden;display:flex;flex-direction:column;box-shadow:0 24px 48px rgba(0,0,0,.3);animation:pop .16s ease}
.modal.wide{width:760px}
@keyframes pop{from{transform:scale(.97);opacity:.6}to{transform:scale(1);opacity:1}}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center}
.modal-head h3{font-size:16px;font-weight:600}
.modal-head .x{margin-left:auto;background:none;border:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer}
.modal-body{padding:22px;overflow-y:auto}
.modal-foot{padding:15px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}

/* ---------- MISC ---------- */
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.toolbar .spacer{flex:1}
.search{position:relative}
.search input{padding-left:34px;width:260px}
.search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--muted)}
.seg{display:inline-flex;background:#eef0f3;border-radius:8px;padding:3px}
.seg button{border:none;background:none;padding:6px 14px;border-radius:6px;font-size:13px;font-weight:500;color:var(--text-2)}
.seg button.active{background:#fff;color:var(--text);box-shadow:var(--shadow)}
.empty{text-align:center;padding:50px 20px;color:var(--muted)}
.empty svg{width:42px;height:42px;opacity:.4;margin-bottom:12px}
.toast{position:fixed;bottom:24px;right:24px;background:#0f1b2d;color:#fff;padding:13px 18px;
  border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.3);z-index:200;font-size:13.5px;
  display:flex;align-items:center;gap:10px;transform:translateY(80px);opacity:0;transition:.25s}
.toast.show{transform:translateY(0);opacity:1}
.toast.err{background:var(--red)}
.toast.ok{background:var(--green)}
.err-text{color:var(--red);font-size:13px;margin-top:8px;min-height:18px}
.checkrow{display:flex;align-items:center;gap:9px;padding:9px 0;border-bottom:1px solid var(--border)}
.checkrow:last-child{border:none}
.checkrow input{width:17px;height:17px;accent-color:var(--brand)}
.muted{color:var(--muted)}
.spinner{width:30px;height:30px;border:3px solid var(--border);border-top-color:var(--brand);
  border-radius:50%;animation:spin .7s linear infinite;margin:40px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.time-seg{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--border);font-size:13px}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal-cell{border:1px solid var(--border);border-radius:8px;padding:8px;min-height:62px;font-size:12px}
.cal-cell .d{font-weight:600;color:var(--text-2)}
.cal-cell.present{background:var(--green-soft)}
.cal-cell.absent{background:var(--red-soft)}
.cal-cell.leave{background:var(--amber-soft)}
.cal-cell.half_day{background:var(--brand-soft)}
@media(max-width:860px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-240px;top:0;bottom:0;width:236px;z-index:50;transition:.2s}
  .sidebar.open{left:0}
  .grid-2,.grid-3{grid-template-columns:1fr}
}