:root{
  --navy-900:#0b1220; --navy-800:#0f1a2e; --navy-700:#16263d; --navy-600:#1e3252;
  --line:#23344f; --green:#16a34a; --green-2:#22c55e; --green-glow:rgba(34,197,94,.18);
  --amber:#f59e0b; --red:#ef4444; --blue:#3b82f6; --text:#e6edf6; --muted:#8aa0bd;
  --card:#101c30; --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;max-width:100%;overflow-x:hidden}
body{font-family:'Inter',system-ui,sans-serif;background:var(--navy-900);color:var(--text);font-size:15px;line-height:1.5}
a{color:var(--green-2);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}.small{font-size:12px}
h1,h2,h3,h4{margin:0 0 .3em;font-weight:700;line-height:1.2}
button{font-family:inherit}

/* ---------- Layout ---------- */
.app-shell{display:flex;min-height:100vh}
.sidebar{width:248px;background:var(--navy-800);border-right:1px solid var(--line);display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:50}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 18px;font-weight:700;font-size:18px;border-bottom:1px solid var(--line)}
.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--green),var(--green-2));display:grid;place-items:center;font-weight:700;color:#04210f;flex:none}
.sidebar nav{padding:12px 10px;flex:1;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:10px;color:var(--muted);margin-bottom:2px;font-weight:500}
.nav-item span{flex:1}
.nav-item:hover{background:var(--navy-700);color:var(--text);text-decoration:none}
.nav-item.active{background:var(--green-glow);color:var(--green-2)}
.nav-section{margin-top:8px;border-top:1px solid var(--line);padding-top:14px}
.sidebar-foot{padding:10px;border-top:1px solid var(--line)}

.main{margin-left:248px;flex:1;min-width:0;display:flex;flex-direction:column;min-height:100vh}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:14px;padding:14px 22px;background:rgba(15,26,46,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar-title{font-weight:700;font-size:18px;flex:1}
.topbar-right{display:flex;align-items:center;gap:14px}
.icon-btn{background:transparent;border:0;color:var(--text);width:38px;height:38px;border-radius:10px;display:grid;place-items:center;position:relative;cursor:pointer}
.icon-btn:hover{background:var(--navy-700)}
.badge-dot{position:absolute;top:2px;right:2px;background:var(--red);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:grid;place-items:center;padding:0 4px}
.user-chip{display:flex;align-items:center;gap:10px}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--navy-600);display:grid;place-items:center;font-weight:700;color:var(--green-2);border:1px solid var(--line)}
.user-meta strong{display:block;font-size:14px}.user-meta span{display:block;font-size:11px}
.content{padding:22px;flex:1;width:100%;max-width:1200px;margin:0 auto}
.app-foot{padding:14px 22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:12px}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card h3{font-size:14px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.stat .num{font-size:30px;font-weight:700;margin-top:6px}
.stat .delta{font-size:12px;color:var(--green-2)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:10px}
.section-head h2{font-size:18px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;border:1px solid var(--line);background:var(--navy-700);color:var(--text);font-weight:600;cursor:pointer;max-width:100%;transition:.15s}
.btn:hover{text-decoration:none;filter:brightness(1.08)}
.btn-primary{background:linear-gradient(135deg,var(--green),var(--green-2));border-color:transparent;color:#04210f}
.btn-ghost{background:transparent}
.btn-danger{background:var(--red);border-color:transparent;color:#fff}
.btn-sm{padding:7px 12px;font-size:13px}
.btn-block{width:100%}
.row-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;background:var(--navy-800)}
tbody tr:last-child td{border-bottom:0}
td.wrap{white-space:normal;overflow-wrap:anywhere}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge-pending{background:rgba(245,158,11,.16);color:var(--amber)}
.badge-approved,.badge-present{background:var(--green-glow);color:var(--green-2)}
.badge-rejected,.badge-absent{background:rgba(239,68,68,.16);color:var(--red)}
.badge-info,.badge-remote{background:rgba(59,130,246,.16);color:var(--blue)}
.badge-warn,.badge-late{background:rgba(245,158,11,.16);color:var(--amber)}
.badge-muted,.badge-leave{background:var(--navy-600);color:var(--muted)}

/* ---------- Forms ---------- */
label{display:block;font-size:13px;color:var(--muted);margin-bottom:14px;font-weight:600}
input,select,textarea{width:100%;background:var(--navy-900);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:11px 13px;font-family:inherit;font-size:14px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--green);border-color:var(--green)}
textarea{min-height:90px;resize:vertical}
.form-grid{display:grid;gap:16px;grid-template-columns:1fr 1fr}
.field-full{grid-column:1/-1}

/* ---------- Alerts ---------- */
.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:14px}
.alert-info{background:rgba(59,130,246,.14);color:#bcd2ff;border:1px solid rgba(59,130,246,.3)}
.alert-error{background:rgba(239,68,68,.14);color:#ffc4c4;border:1px solid rgba(239,68,68,.3)}
.alert-ok{background:var(--green-glow);color:#c6f7d7;border:1px solid rgba(34,197,94,.3)}

/* ---------- Auth page ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 0%,var(--navy-700),var(--navy-900))}
.auth-card{width:100%;max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.auth-card .brand{text-align:center;margin-bottom:22px}
.auth-card .brand-mark{width:56px;height:56px;margin:0 auto 10px;border-radius:14px;background:linear-gradient(135deg,var(--green),var(--green-2));display:grid;place-items:center;font-weight:800;color:#04210f;font-size:22px}
.auth-card h1{font-size:24px}.auth-card form{margin-top:8px}
.sso-divider{display:flex;align-items:center;gap:12px;color:var(--muted);margin:18px 0;font-size:12px}
.sso-divider::before,.sso-divider::after{content:'';flex:1;height:1px;background:var(--line)}

.empty{padding:40px;text-align:center;color:var(--muted)}
.clock-now{font-size:38px;font-weight:700;letter-spacing:.02em}
.pill-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.pill-tabs a,.pill-tabs button{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--navy-700);color:var(--muted);font-weight:600;cursor:pointer;font-size:13px}
.pill-tabs a.active,.pill-tabs button.active{background:var(--green-glow);color:var(--green-2);border-color:transparent}

/* ---------- Mobile ---------- */
.backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:45}
.only-mobile{display:none}
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .sidebar{transform:translateX(-100%);transition:transform .25s}
  .sidebar.open{transform:none}
  .main{margin-left:0}
  .backdrop.show,.sidebar.open+.backdrop{display:block}
  .only-mobile{display:grid}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .content{padding:16px}
  .topbar{padding:12px 16px}
  .clock-now{font-size:32px}
}
@media (max-width:480px){
  .content{padding:14px 12px}
  .user-meta{display:none}
  .auth-card{padding:22px}
  .grid-4{grid-template-columns:1fr}
}