/* ============================================================
   COMPONENTS.CSS — Tombol, Form, Card, Tabel, Badge
   ============================================================ */

/* ─── Tombol (.btn) ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  line-height: 1.4;
}

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

/* Varian warna */
.btn--primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
}
.btn--primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(26,107,60,0.4);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--secondary:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn--danger {
  background-color: var(--color-danger);
  color: #ffffff;
  border-color: var(--color-danger);
}
.btn--danger:hover {
  background-color: #c62828;
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: transparent;
}
.btn--ghost:hover {
  background-color: rgba(0,0,0,0.05);
}
[data-theme="dark"] .btn--ghost:hover {
  background-color: rgba(255,255,255,0.1);
}

/* Ukuran */
.btn--sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
}
.btn--lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
}

/* State */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.btn--loading {
  position: relative;
  color: transparent !important;
}
.btn--loading::after {
  content: "";
  position: absolute;
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Card (.card) ──────────────────────────────────────── */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
  container-type: inline-size;
}
.card:hover {
  box-shadow: var(--shadow-md);
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}
.card__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: var(--line-height-tight);
}
.card__body {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.card__footer {
  margin-top: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
}

/* ─── Form Elements ─────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.required {
  color: var(--color-danger);
}

.input-wrapper {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  transition: border-color var(--transition-fast);
  overflow: hidden;
}
.input-wrapper:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,107,60,0.2);
}

.input-prefix,
.input-suffix {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  background-color: var(--color-bg);
  border-right: 1px solid var(--color-border);
  user-select: none;
}
.input-suffix {
  border-right: none;
  border-left: 1px solid var(--color-border);
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="time"],
input[type="search"],
select,
textarea {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: none;
  outline: none;
  background-color: transparent;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  min-width: 0;
}

textarea {
  resize: vertical;
  min-height: 80px;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-error[hidden] { display: none; }

fieldset {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

legend {
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 0 var(--space-2);
}

/* ─── Tabel (.table) ─────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

caption {
  padding: var(--space-3);
  font-weight: 600;
  text-align: left;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

thead th {
  background-color: var(--color-bg);
  padding: var(--space-3);
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

tbody td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background-color: rgba(0,0,0,0.02);
}
[data-theme="dark"] tbody tr:hover {
  background-color: rgba(255,255,255,0.05);
}

/* Sortable header */
th[aria-sort] {
  cursor: pointer;
  user-select: none;
}
th[aria-sort]::after {
  margin-left: var(--space-1);
  font-size: 0.7em;
}
th[aria-sort="ascending"]::after  { content: "▲"; }
th[aria-sort="descending"]::after { content: "▼"; }

/* ─── Badge (.badge) ────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.badge--success {
  background-color: rgba(30,126,52,0.1);
  color: var(--color-success);
}
.badge--danger {
  background-color: rgba(217,48,37,0.1);
  color: var(--color-danger);
}
.badge--warning {
  background-color: rgba(244,169,0,0.1);
  color: var(--color-warning);
}
.badge--info {
  background-color: rgba(12,99,228,0.1);
  color: var(--color-info);
}
.badge--neutral {
  background-color: rgba(108,117,125,0.1);
  color: var(--color-text-muted);
}

/* ─── Alert (.alert) ────────────────────────────────────── */
.alert {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  border-left: 4px solid transparent;
}

.alert--info    { background: rgba(12,99,228,0.05); border-color: var(--color-info); }
.alert--success { background: rgba(30,126,52,0.05); border-color: var(--color-success); }
.alert--warning { background: rgba(244,169,0,0.05); border-color: var(--color-warning); }
.alert--error   { background: rgba(217,48,37,0.05); border-color: var(--color-danger); }

/* ─── Empty State ───────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  opacity: 0.6;
}

.empty-state__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

/* ─── Skeleton Loading ──────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-border) 25%,
    var(--color-bg) 37%,
    var(--color-border) 63%
  );
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: var(--radius-sm);
  height: 1em;
  width: 100%;
}

.skeleton--text     { height: 1em; width: 100%; }
.skeleton--title    { height: 1.5em; width: 60%; }
.skeleton--avatar   { height: 40px; width: 40px; border-radius: 50%; }
.skeleton--button   { height: 36px; width: 80px; border-radius: var(--radius-md); }
.skeleton--card     { height: 120px; width: 100%; border-radius: var(--radius-md); }

@keyframes skeleton-loading {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ─── Data Detail List ─────────────────────────────────── */
.detail-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

.detail-list dt {
  font-weight: 600;
  color: var(--color-text-muted);
}

.detail-list dd {
  color: var(--color-text);
}

/* ─── Utility spacing untuk layout ─────────────────────── */
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.flex-center { display: flex; align-items: center; justify-content: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }
.font-mono { font-family: var(--font-mono); }
/* ============================================================
   Tambahan di COMPONENTS.CSS — Layout Penjualan & Pembelian
   ============================================================ */

/* ─── Layout Dua Panel (Penjualan, Pembelian) ─────────────── */
.penjualan-layout,
.pembelian-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-4);
  min-height: calc(100dvh - var(--header-height) - var(--space-12));
}

.penjualan-panel,
.pembelian-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.penjualan-panel--left,
.pembelian-panel--left {
  overflow-y: auto;
}

.penjualan-panel--right,
.pembelian-panel--right {
  overflow-y: auto;
}

.penjualan-panel__header,
.pembelian-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.penjualan-panel__title,
.pembelian-panel__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

/* ─── Product Grid (untuk panel kiri) ────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-3);
  padding: var(--space-4);
}

.product-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.product-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary);
}

.product-item--disabled {
  opacity: 0.5;
  pointer-events: none;
}

.product-item__info strong {
  display: block;
  font-size: var(--font-size-sm);
}

.product-item__price {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.product-item__stock {
  font-size: var(--font-size-xs);
}

.product-item__btn {
  margin-top: auto;
}

/* ─── Cart Items (untuk panel kanan) ─────────────────────── */
.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cart-item {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-item:last-child {
  border-bottom: none;
}

.cart-item__info strong {
  display: block;
  font-size: var(--font-size-sm);
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cart-item__qty-val {
  min-width: 24px;
  text-align: center;
  font-weight: 600;
}

.cart-item__subtotal {
  text-align: right;
  font-size: var(--font-size-sm);
  font-weight: 600;
  min-width: 80px;
}

/* ─── Cart Summary ───────────────────────────────────────── */
.cart-summary {
  border-top: 2px solid var(--color-border);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cart-summary__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
}

.cart-summary__row--total {
  font-weight: 700;
  font-size: var(--font-size-base);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  margin-top: var(--space-2);
}

/* ─── Cart Payment ───────────────────────────────────────── */
.cart-payment {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.payment-methods {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.payment-option {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.payment-option--active {
  border-color: var(--color-primary);
  background-color: rgba(26,107,60,0.05);
}

.payment-option input {
  display: none;
}

/* ─── Input Inline (di summary) ─────────────────────────── */
.input-inline {
  border: none;
  border-bottom: 1px dashed var(--color-border);
  text-align: right;
  font-family: var(--font-mono);
  font-size: inherit;
  padding: var(--space-1);
  background: transparent;
}

.input-inline:focus {
  outline: none;
  border-bottom-color: var(--color-primary);
}

/* ─── Responsive untuk layout dua panel ─────────────────── */
@media (max-width: 1024px) {
  .penjualan-layout,
  .pembelian-layout {
    grid-template-columns: 1fr;
  }

  .penjualan-panel--right,
  .pembelian-panel--right {
    max-height: none;
  }
}