/* ============================================================
   component.css — Shared UI components, cards, tables, sliders
   Updated for unified theme engine (Option A)
   ============================================================ */

/* ------------------------------
   Card Containers
   ------------------------------ */
.card {
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  padding: 12px 14px;
  margin-bottom: 12px;
}

.card h2,
.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

/* ------------------------------
   Buttons
   ------------------------------ */
.button-row {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 10px;
}

.button-row button,
.action-btn {
  padding: 6px 12px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  font-size: 0.85rem;
  transition: background 0.2s ease, opacity 0.2s ease;
}

.button-row button:hover,
.action-btn:hover {
  background: var(--button-hover);
}

/* ------------------------------
   Denomination Table
   ------------------------------ */
.denom-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.denom-table th,
.denom-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--card-border);
}

.denom-table th {
  text-align: left;
  background: var(--table-header-bg);
}

.total-label {
  text-align: right;
  font-weight: 600;
}

/* ------------------------------
   Inputs
   ------------------------------ */
.denom-input {
  width: 80px;
  padding: 4px 6px;
  border-radius: 4px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: inherit;
}

.denom-input,
.form-group input,
.form-group select {
  box-sizing: border-box;
}

/* ============================================================
   FULL SLIDER TOGGLE SYSTEM (Theme‑Aware)
   ============================================================ */

/* Wrapper */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 22px;
  cursor: pointer;
}

/* Hide native checkbox */
.toggle-switch .toggle-input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

/* Slider track */
.toggle-switch .toggle-slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--toggle-off-track);
  border-radius: 22px;
  transition: background 0.25s ease;
}

/* Slider knob */
.toggle-switch .toggle-slider::before {
  content: "";
  position: absolute;
  height: 18px;
  width: 18px;
  left: 2px;
  top: 2px;
  background: var(--toggle-knob);
  border-radius: 50%;
  transition: transform 0.25s ease;
}

/* Checked state */
.toggle-switch .toggle-input:checked + .toggle-slider {
  background: var(--toggle-on-track);
}

.toggle-switch .toggle-input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

/* Focus ring */
.toggle-switch .toggle-input:focus + .toggle-slider {
  box-shadow: 0 0 0 2px var(--md-sys-color-primary);
}

/* Disabled */
.toggle-switch .toggle-input:disabled + .toggle-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ------------------------------
   Settings Grid
   ------------------------------ */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.settings-tile {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--bg-card);
  text-decoration: none;
  color: inherit;
}

.settings-tile h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.settings-tile p {
  margin: 0;
  font-size: 0.85rem;
  opacity: 0.9;
}

/* ------------------------------
   Forms
   ------------------------------ */
.form-group {
  margin-bottom: 10px;
}

.form-group label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.85rem;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 6px 8px;
  border-radius: 4px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: inherit;
}

/* Make selects readable in all themes */
select {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
}

select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

/* ------------------------------
   Grand Total Box
   ------------------------------ */
.grand-total-box {
  font-size: 1.4rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

/* ------------------------------
   Responsive
   ------------------------------ */
@media (max-width: 700px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .header-nav {
    flex-wrap: wrap;
  }

  .denom-table {
    font-size: 0.8rem;
  }

  .toggle-switch {
    transform: scale(0.9);
  }
}