/* BYSEC eKasa — Admin desktop dashboard */

.admin-body {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  background: var(--bg);
}

#sidebar {
  background: var(--ink);
  color: white;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
}
#sidebar .brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  padding: 0 6px;
}
#sidebar .brand span { color: var(--accent); }
#sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
#sidebar .nav-item {
  background: transparent;
  color: rgba(255,255,255,.75);
  border: 0;
  font-family: inherit;
  text-align: left;
  font-size: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .1s ease;
}
#sidebar .nav-item:hover { background: rgba(255,255,255,.08); color: white; }
#sidebar .nav-item.active {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}
#sidebar .sidebar-footer {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 14px;
  margin-top: 14px;
  font-size: 12px;
}
#sidebar .sidebar-footer .ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,.2);
  color: white;
  margin-top: 8px;
}

#main {
  padding: 32px 40px;
  overflow-y: auto;
}
section[data-tab] { display: none; }
section[data-tab].active { display: block; }

.row-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
h1 { margin: 0 0 8px; font-size: 24px; }
h2 { margin-top: 24px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.stat-card .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-card .value { font-size: 30px; font-weight: 700; margin-top: 4px; }
.stat-card .delta { font-size: 12px; color: var(--success); margin-top: 4px; }

.table-wrap {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table th, table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
table th {
  background: var(--bg);
  font-weight: 600;
  color: var(--ink-2);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
table tr:last-child td { border-bottom: 0; }
table tr:hover td { background: var(--bg); }

#receipts-table td, #receipts-table th {
  padding: 16px 18px;
  font-size: 14px;
}
#receipts-table td { line-height: 1.5; }

.status-badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
}
.status-badge.sent { background: #C6F6D5; color: var(--success); }
.status-badge.error { background: #FED7D7; color: var(--error); }
.status-badge.pending { background: var(--accent); color: var(--accent-ink); }

.action-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  font-family: inherit;
  margin-right: 4px;
}
.action-btn:hover { background: var(--accent); border-color: var(--accent); }
.action-btn.danger:hover { background: var(--error); color: white; border-color: var(--error); }

button.small {
  padding: 8px 14px;
  font-size: 13px;
}

select {
  font-family: inherit;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-2);
  margin-right: 8px;
}

.install-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.install-qr { text-align: center; }
.install-qr #qr-code { background: white; padding: 12px; border-radius: 8px; display: inline-block; }
.install-text ol { padding-left: 18px; line-height: 1.7; }
.install-text code {
  background: var(--bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 13px;
}

/* Modal */
#modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
#modal[hidden] { display: none; }
.modal-content {
  background: var(--bg-2);
  border-radius: var(--radius);
  padding: 24px;
  width: min(420px, 90vw);
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.modal-content h3 { margin: 0 0 16px; }
.modal-content label { margin-bottom: 12px; }
.modal-content .actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.modal-content button { flex: 1; padding: 10px; }
.modal-content .error { margin-top: 8px; }

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

/* Mobile fallback */
@media (max-width: 800px) {
  .admin-body { grid-template-columns: 1fr; }
  #sidebar { padding: 12px; flex-direction: row; align-items: center; }
  #sidebar nav { flex-direction: row; overflow-x: auto; }
  #sidebar .sidebar-footer { display: none; }
  #main { padding: 16px; }
  table { font-size: 12px; }
  .install-card { grid-template-columns: 1fr; }
}