/* Main Stylesheet for Surat Keluar & Ijazah Application */
:root {
  --primary: #1e3a8a;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --secondary: #475569;
  --success: #15803d;
  --success-bg: #dcfce7;
  --warning: #b45309;
  --warning-bg: #fef3c7;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;
  --info: #0369a1;
  --info-bg: #e0f2fe;
  --bg-main: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 8px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Layout Wrapper */
.app-layout {
  display: flex;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-body {
  padding: 1.5rem;
  flex: 1;
}

/* Components */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
}

/* Form Styles */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 0.35rem;
}

.form-control, .form-select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: #fff;
  color: var(--text-main);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.15);
}

/* Input Group for Combined Nomor Surat */
.input-group {
  display: flex;
  align-items: stretch;
  width: 100%;
}

.input-group-prepend {
  display: flex;
  align-items: center;
  padding: 0.625rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: monospace, Consolas, sans-serif;
  background-color: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--border);
  border-right: none;
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius);
  white-space: nowrap;
}

.input-group .form-control-suffix {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  font-family: monospace, Consolas, sans-serif;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.help-text-format {
  font-size: 0.825rem;
  color: var(--secondary);
  margin-top: 0.4rem;
  display: block;
}
.help-text-format strong {
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-success {
  background-color: var(--success);
  color: white;
}

.btn-danger {
  background-color: var(--danger);
  color: white;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: capitalize;
}

.badge-pending { background-color: var(--warning-bg); color: var(--warning); }
.badge-approved { background-color: var(--success-bg); color: var(--success); }
.badge-rejected { background-color: var(--danger-bg); color: var(--danger); }

.badge-belum_diarsip { background-color: var(--info-bg); color: var(--info); }
.badge-terarsip { background-color: #f3e8ff; color: #6b21a8; }

.badge-unit { background-color: #f1f5f9; color: var(--secondary); border: 1px solid var(--border); }

/* Table Styles */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
}

.table th, .table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.table th {
  background-color: #f1f5f9;
  font-weight: 600;
  color: var(--secondary);
}

.table tbody tr:hover {
  background-color: #f8fafc;
}

/* Alert Boxes */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-success { background-color: var(--success-bg); color: var(--success); border: 1px solid #bbf7d0; }
.alert-danger { background-color: var(--danger-bg); color: var(--danger); border: 1px solid #fecaca; }
.alert-info { background-color: var(--info-bg); color: var(--info); border: 1px solid #bae6fd; }

/* Filter grid */
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: var(--radius);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  padding: 1.5rem;
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
}