* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  background-color: #f5f5f5;
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Konten utama */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width, 250px);
  transition: margin-left 0.3s ease;
  padding: 30px;
  padding-top: 80px;
  overflow-y: auto;
}

/* Untuk ketika sidebar minimize */
body.sidebar-collapsed .main-content {
  margin-left: var(--sidebar-min-width, 80px);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
}

/* Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 16px;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 600;
  color: #1a1a1a;
}

.page-header p {
  font-size: 14px;
  color: #666;
}

/* Tombol tambah */
.btn-tambah {
  background-color: #3b82f6;
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background-color 0.2s;
}

.btn-tambah:hover {
  background-color: #2563eb;
}

.plus-icon {
  font-size: 20px;
  font-weight: 600;
}

/* Kartu summary */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.card {
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-label {
  font-size: 14px;
  color: #666;
  margin-bottom: 12px;
}

.card-value {
  font-size: 36px;
  font-weight: 600;
  color: #3b82f6;
}

.card-value-amount {
  font-size: 32px;
  font-weight: 600;
  color: #f59e0b;
}

/* Tabel */
.table-container {
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow-x: auto;
}

.table-container h3 {
  font-size: 18px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 20px;
}

.purchase-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

.purchase-table thead {
  background-color: #f9fafb;
}

.purchase-table th,
.purchase-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid #e5e7eb;
  font-size: 14px;
  color: #1a1a1a;
}

.purchase-table tbody tr:hover {
  background-color: #f9fafb;
}

/* Tombol delete */
.btn-delete {
  background: none;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: background-color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-delete:hover {
  background-color: #fee2e2;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: white;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
}

/* Header Modal */
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  border-bottom: 1px solid #e5e7eb;
}

/* Form */
form {
  padding: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #374151;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
  color: #1a1a1a;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #3b82f6;
}

/* Tombol aksi form */
.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

.btn-cancel,
.btn-submit {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.btn-cancel {
  border: 1px solid #d1d5db;
  background-color: white;
  color: #374151;
}

.btn-cancel:hover {
  background-color: #f9fafb;
}

.btn-submit {
  border: none;
  background-color: #3b82f6;
  color: white;
}

.btn-submit:hover {
  background-color: #2563eb;
}

/* ✅ Responsif untuk HP dan sidebar */
@media (max-width: 1024px) {
  .main-content {
    margin-left: 0 !important;
    padding: 20px;
    padding-top: 70px;
  }
  .btn-tambah {
    width: 100%;
    justify-content: center;
  }
  .summary-cards {
    grid-template-columns: 1fr;
  }
  .purchase-table {
    min-width: 600px;
  }
}