:root {
  --takvora-midnight: #0f1c2e;
  --takvora-gold: #c9a14a;
  --takvora-teal: #1b6f74;
  --takvora-ink: #1a2433;
  --takvora-muted: #5b6779;
  --takvora-surface: #f5f7fb;
  --takvora-white: #ffffff;
  --takvora-border: #d8dee9;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  color: var(--takvora-ink);
  background: linear-gradient(140deg, #f3f6fb 0%, #eef3f6 45%, #f8f4ea 100%);
  line-height: 1.5;
}

.admin-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, var(--takvora-midnight), #12243a);
  color: var(--takvora-white);
  padding: 24px 18px;
  border-right: 1px solid rgba(255,255,255,0.08);
  position: sticky;
  top: 0;
  min-height: 100vh;
}

.brand {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--takvora-gold);
  margin-bottom: 8px;
}

.brand-sub {
  color: rgba(255,255,255,0.75);
  font-size: 12px;
  margin-bottom: 20px;
}

.nav-link {
  display: block;
  padding: 10px 12px;
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  border-radius: 8px;
  margin-bottom: 6px;
  border: 1px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  background: rgba(201,161,74,0.14);
  border-color: rgba(201,161,74,0.32);
  color: #fff;
}

.main {
  padding: 28px;
  display: grid;
  gap: 22px;
  align-content: start;
}

.card {
  background: var(--takvora-white);
  border: 1px solid var(--takvora-border);
  border-radius: 14px;
  padding: 22px;
  box-shadow: 0 10px 26px rgba(15,28,46,0.06);
  overflow: hidden;
}

h1, h2, h3 { margin-top: 0; color: var(--takvora-midnight); }
h2 { font-size: 26px; margin-bottom: 16px; }
h3 { font-size: 18px; margin-bottom: 12px; }
p { margin: 0 0 12px; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label { display: block; font-size: 13px; color: var(--takvora-muted); }
input, textarea, select {
  width: 100%;
  padding: 10px 11px;
  margin-top: 6px;
  border: 1px solid var(--takvora-border);
  border-radius: 8px;
  background: #fff;
  color: var(--takvora-ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: rgba(27,111,116,0.55);
  box-shadow: 0 0 0 4px rgba(27,111,116,0.12);
}

.btn {
  border: none;
  border-radius: 8px;
  padding: 10px 14px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(15,28,46,0.12);
}

.btn-primary {
  background: linear-gradient(120deg, var(--takvora-midnight), var(--takvora-teal));
  color: #fff;
}

.btn-gold {
  background: var(--takvora-gold);
  color: #1c2029;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}
th, td {
  border: 1px solid var(--takvora-border);
  padding: 9px;
  text-align: left;
  font-size: 14px;
  vertical-align: top;
}
th { background: #f6f8fc; color: var(--takvora-midnight); }

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 12px;
}
.badge.pending { background: #fff4d7; color: #7a5b08; }
.badge.approved { background: #d8f5e7; color: #145a34; }
.badge.rejected { background: #fde1e1; color: #7f1d1d; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.metric-card {
  border: 1px solid var(--takvora-border);
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.metric-card strong {
  display: block;
  font-size: 24px;
  color: var(--takvora-midnight);
}

.metric-card span {
  font-size: 13px;
  color: var(--takvora-muted);
}

.split-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 22px;
}

.flash {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 14px;
  font-size: 14px;
}

.flash-success {
  background: #ecfdf3;
  color: #027a48;
  border: 1px solid #abefc6;
}

.flash-error {
  background: #fef3f2;
  color: #b42318;
  border: 1px solid #fecdca;
}

.section-note,
.muted {
  color: var(--takvora-muted);
  font-size: 14px;
}

.form-actions,
.inline-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background:
    radial-gradient(circle at top left, rgba(201,161,74,0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(27,111,116,0.2), transparent 30%),
    linear-gradient(135deg, #eef4f8 0%, #f7f9fc 48%, #f8f3e7 100%);
}

.login-wrap {
  max-width: 460px;
  width: 100%;
  margin: 0 auto;
}

.login-wrap h2 {
  margin-bottom: 8px;
}

.login-wrap form {
  display: grid;
  gap: 14px;
}

.code-chip {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: #f6f8fc;
  border: 1px solid var(--takvora-border);
  font-family: Consolas, monospace;
  font-size: 12px;
}

small,
.small {
  color: var(--takvora-muted);
  font-size: 12px;
}

@media (max-width: 900px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar { padding: 14px; position: static; min-height: auto; }
  .grid-2 { grid-template-columns: 1fr; }
  .split-grid { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .main { padding: 18px; }
}

@media (max-width: 640px) {
  .metric-grid { grid-template-columns: 1fr; }
  .card { padding: 16px; }
  h2 { font-size: 22px; }
}