/* =====================================================
   Najoom Al Thuraya HR — Brand Stylesheet
   Palette derived from company logo (black + gold)
===================================================== */
:root {
  --nat-black: #17181a;
  --nat-charcoal: #222327;
  --nat-charcoal-2: #2b2d32;
  --nat-gold: #d4a017;
  --nat-gold-light: #f0c14b;
  --nat-bg: #f4f5f7;
  --nat-white: #ffffff;
  --nat-text: #26272b;
  --nat-muted: #7a7d85;
  --nat-border: #e6e7eb;
  --nat-success: #2e8b57;
  --nat-danger: #c0392b;
  --nat-warning: #b9860a;
  --nat-radius: 10px;
}

* { box-sizing: border-box; }

body {
  background: var(--nat-bg);
  color: var(--nat-text);
  font-family: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14.5px;
}

a { text-decoration: none; }

/* ---------- Layout shell ---------- */
.nat-shell { display: flex; min-height: 100vh; }

.nat-sidebar {
  width: 250px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--nat-black) 0%, var(--nat-charcoal) 100%);
  color: #d8d9dc;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  overflow-y: auto;
  transition: transform .25s ease;
  z-index: 1030;
}

.nat-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nat-sidebar-brand img { height: 38px; width: auto; }
.nat-sidebar-brand .name {
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}
.nat-sidebar-brand .name span { color: var(--nat-gold); }

.nat-nav-section {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #7d7f86;
  padding: 16px 18px 6px;
}

.nat-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  color: #c9cad0;
  font-size: 13.8px;
  font-weight: 500;
  border-left: 3px solid transparent;
}
.nat-nav a:hover { background: rgba(255,255,255,.05); color: #fff; }
.nat-nav a.active {
  background: rgba(212,160,23,.12);
  border-left-color: var(--nat-gold);
  color: var(--nat-gold-light);
}
.nat-nav a .ic { width: 18px; text-align: center; opacity: .9; }

.nat-main {
  margin-left: 250px;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.nat-topbar {
  background: var(--nat-white);
  border-bottom: 1px solid var(--nat-border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1020;
}
.nat-topbar .title { font-size: 17px; font-weight: 700; }
.nat-topbar .user-chip {
  display: flex; align-items: center; gap: 10px;
}
.nat-topbar .user-chip .avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--nat-charcoal); color: var(--nat-gold-light);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
}
#nat-menu-toggle { display: none; background: none; border: none; font-size: 20px; color: var(--nat-text); }

.nat-content { padding: 24px; flex: 1; }

/* ---------- Cards ---------- */
.nat-card {
  background: var(--nat-white);
  border: 1px solid var(--nat-border);
  border-radius: var(--nat-radius);
  padding: 20px;
  margin-bottom: 20px;
}
.nat-card h5, .nat-card h6 { margin-top: 0; }

.nat-stat {
  background: var(--nat-white);
  border: 1px solid var(--nat-border);
  border-radius: var(--nat-radius);
  padding: 18px 20px;
  border-top: 3px solid var(--nat-gold);
}
.nat-stat .num { font-size: 26px; font-weight: 800; color: var(--nat-black); }
.nat-stat .label { color: var(--nat-muted); font-size: 12.5px; text-transform: uppercase; letter-spacing: .05em; }

/* ---------- Buttons ---------- */
.btn-nat {
  background: var(--nat-black);
  color: #fff;
  border: 1px solid var(--nat-black);
  border-radius: 7px;
  padding: 8px 16px;
  font-weight: 600;
  font-size: 13.8px;
}
.btn-nat:hover { background: #000; color: var(--nat-gold-light); }
.btn-nat-gold {
  background: var(--nat-gold);
  border: 1px solid var(--nat-gold);
  color: #1a1a1a;
  border-radius: 7px;
  padding: 8px 16px;
  font-weight: 700;
  font-size: 13.8px;
}
.btn-nat-gold:hover { background: var(--nat-gold-light); border-color: var(--nat-gold-light); color: #1a1a1a; }
.btn-nat-outline {
  background: transparent;
  border: 1px solid var(--nat-border);
  color: var(--nat-text);
  border-radius: 7px;
  padding: 8px 16px;
  font-weight: 600;
  font-size: 13.8px;
}
.btn-nat-outline:hover { border-color: var(--nat-black); }

/* ---------- Tables ---------- */
.nat-table { width: 100%; border-collapse: collapse; }
.nat-table th {
  text-align: left;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--nat-muted);
  border-bottom: 2px solid var(--nat-border);
  padding: 10px 12px;
}
.nat-table td { padding: 11px 12px; border-bottom: 1px solid var(--nat-border); vertical-align: middle; }
.nat-table tr:hover td { background: #fafafa; }

/* ---------- Badges ---------- */
.badge-nat { padding: 4px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 700; letter-spacing: .02em; }
.badge-success { background: #e5f4ec; color: var(--nat-success); }
.badge-danger { background: #fbe9e7; color: var(--nat-danger); }
.badge-warning { background: #fdf3dc; color: var(--nat-warning); }
.badge-muted { background: #eceef1; color: var(--nat-muted); }
.badge-gold { background: #fbf1d8; color: #8a6300; }

/* ---------- Forms ---------- */
.form-label { font-weight: 600; font-size: 13px; margin-bottom: 4px; }
.form-control, .form-select {
  border-radius: 7px;
  border: 1px solid var(--nat-border);
  font-size: 14px;
}
.form-control:focus, .form-select:focus {
  border-color: var(--nat-gold);
  box-shadow: 0 0 0 .2rem rgba(212,160,23,.15);
}

/* ---------- Alerts / flash ---------- */
.alert-nat { border-radius: 8px; padding: 12px 16px; font-size: 13.8px; margin-bottom: 18px; border: 1px solid transparent; }
.alert-nat-success { background: #e5f4ec; color: #1e6b41; border-color: #bfe3cd; }
.alert-nat-danger { background: #fbe9e7; color: #942e21; border-color: #f3c6bf; }

/* ---------- Login page ---------- */
.nat-login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 30%, #2a2b2f 0%, var(--nat-black) 65%);
  position: relative;
  overflow: hidden;
  padding: 20px;
}
.nat-ping {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(212,160,23,.18);
  border-radius: 50%;
  animation: nat-pulse 3.5s ease-out infinite;
}
.nat-ping.p1 { width: 260px; height: 260px; animation-delay: 0s; }
.nat-ping.p2 { width: 420px; height: 420px; animation-delay: .9s; }
.nat-ping.p3 { width: 600px; height: 600px; animation-delay: 1.8s; }
@keyframes nat-pulse {
  0% { opacity: .55; transform: translate(-50%, -50%) scale(.85); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.05); }
}
.nat-login-card {
  position: relative;
  z-index: 2;
  background: var(--nat-white);
  border-radius: 14px;
  padding: 38px 36px 30px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 30px 60px rgba(0,0,0,.35);
}
.nat-login-card img { height: 62px; display: block; margin: 0 auto 6px; }
.nat-login-card .tag { text-align: center; color: var(--nat-muted); font-size: 12.5px; margin-bottom: 26px; letter-spacing: .03em; }
.nat-login-card h1 { font-size: 18px; font-weight: 700; text-align: center; margin-bottom: 2px; }

@media (max-width: 900px) {
  .nat-sidebar { transform: translateX(-100%); }
  .nat-sidebar.open { transform: translateX(0); }
  .nat-main { margin-left: 0; }
  #nat-menu-toggle { display: inline-block; }
}