/* ===========================================================
   components.css — buttons, cards, tables, modal, toast, states
   =========================================================== */

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  line-height: 1;
}

.btn:hover { background: var(--color-bg); }

.btn--primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn--primary:hover { background: var(--color-primary-dark); }

.btn--danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  border-color: transparent;
}

.btn--sm { padding: 6px 10px; font-size: 12px; }
.btn--icon { padding: 8px; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* ---------- Card ---------- */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.card--summary {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card--summary .card__label {
  font-size: 12px;
  color: var(--color-text-muted);
}

.card--summary .card__value {
  font-size: 24px;
  font-weight: 700;
}

.card--summary .card__hint {
  font-size: 12px;
  color: var(--color-text-muted);
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

/* ---------- Table ---------- */

.table-wrap {
  overflow-x: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.data-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--color-bg); }

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.badge--success { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.badge--warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge--danger  { background: var(--color-danger-soft); color: var(--color-danger); }
.badge--neutral { background: #eef0f2; color: var(--color-text-muted); }

/* ---------- Forms ---------- */

.field { margin-bottom: var(--space-4); }

.field__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
}

.field__label .optional {
  font-weight: 400;
  color: var(--color-text-muted);
}

.field__control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.field__control:focus {
  outline: none;
  border-color: var(--color-primary);
}

.field__error {
  color: var(--color-danger);
  font-size: 12px;
  margin-top: 4px;
}

.search-input {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  max-width: 320px;
}

.search-input input {
  border: none;
  outline: none;
  flex: 1;
  background: transparent;
}

/* Dropdown hasil pencarian customer/barang di form Transaksi Baru (sales.js) */
#saleCustomerResults,
#saleProductResults {
  max-height: 180px;
  overflow-y: auto;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

#saleCustomerResults:not(:empty),
#saleProductResults:not(:empty) {
  border: 1px solid var(--color-border);
  border-top: none;
}

.search-result-item {
  padding: 8px 12px;
  cursor: pointer;
  border-top: 1px solid var(--color-border);
}

.search-result-item:first-child { border-top: none; }
.search-result-item:hover { background: var(--color-bg); }

/* ---------- Input + tombol (search/scan berdampingan) ---------- */

.input-group {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.input-group .field__control { flex: 1; }

/* ---------- Dashboard period filter (Phase 6 — PRD section 44) ---------- */

.dash-period {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.dash-period__presets,
.dash-period__custom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.dash-period__custom .field__control {
  width: auto;
  padding: 6px 10px;
  font-size: 12px;
}

/* ---------- Scanner (Phase 5 — PRD section 13, 43, 69) ---------- */

.scanner__camera {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #111417;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.scanner__camera video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scanner__camera::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 2px solid rgba(255, 255, 255, 0.75);
  border-radius: var(--radius-sm);
  pointer-events: none;
}

.scanner__camera--unavailable::after { display: none; }

.scanner__hint {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8px 12px;
  background: rgba(15, 20, 25, 0.65);
  color: #fff;
  font-size: 13px;
  text-align: center;
}

/* ---------- Modal ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 20, 25, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 100;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

/* Modal lebar — dipakai untuk form yang butuh lebih banyak ruang,
   mis. transaksi penjualan multi-item (PRD section 31-36). */
.modal--lg { max-width: 760px; }

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.modal__body { padding: var(--space-5); }

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
}

/* ---------- Toast ---------- */

.toast-stack {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: 200;
}

@media (max-width: 880px) {
  .toast-stack {
    left: var(--space-3);
    right: var(--space-3);
    bottom: calc(var(--bottomnav-height) + var(--space-3));
  }
}

.toast {
  background: #1c2126;
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  box-shadow: var(--shadow-md);
  min-width: 220px;
}

.toast--success { background: var(--color-primary-dark); }
.toast--error { background: var(--color-danger); }

/* ---------- PWA Install Banner (Phase 8) ---------- */

.install-banner {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  transform: translateX(-50%);
  z-index: 210;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: calc(100% - 32px);
  max-width: 420px;
  padding: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  animation: install-banner-in 0.25s ease;
}

@keyframes install-banner-in {
  from { opacity: 0; transform: translate(-50%, 12px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.install-banner__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  border: 1px solid var(--color-border);
}

.install-banner__body { flex: 1; min-width: 0; }
.install-banner__title { font-weight: 600; font-size: 13px; margin-bottom: 2px; }
.install-banner__text { font-size: 12px; color: var(--color-text-muted); line-height: 1.4; }

.install-banner__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.install-banner__close {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  padding: 4px;
}
.install-banner__close:hover { color: var(--color-text); }

@media (max-width: 880px) {
  .install-banner {
    left: var(--space-3);
    right: var(--space-3);
    bottom: calc(var(--bottomnav-height) + var(--space-3));
    transform: none;
    width: auto;
  }
  @keyframes install-banner-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ---------- States: loading / empty / error ---------- */

.state-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  color: var(--color-text-muted);
  text-align: center;
}

.state-block--error { color: var(--color-danger); }

.spinner {
  width: 22px;
  height: 22px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.skeleton-row {
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(90deg, #eceef0 25%, #f5f6f7 37%, #eceef0 63%);
  background-size: 400% 100%;
  animation: skeleton 1.4s ease infinite;
}

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

/* ---------- Pagination ---------- */

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  font-size: 12px;
  color: var(--color-text-muted);
}

.pagination__controls {
  display: flex;
  gap: 6px;
}