/* ============================================================
   CashCount — Calculator Styles
   calculator.css
   ============================================================ */

/* ── Calculator Page Layout ───────────────────────────────── */
.calc-page {
  padding-block: var(--space-6);
}

/* ── Calculator wrapper ───────────────────────────────────── */
.calculator-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: var(--space-6);
}

/* ── Calculator header (currency badge) ───────────────────── */
.calc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  gap: var(--space-3);
  flex-wrap: wrap;
}

.calc-currency-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--dur-fast), border-color var(--dur-fast), box-shadow var(--dur-fast);
  font-family: var(--font-sans);
  color: var(--text-1);
  min-height: 44px;
}

.calc-currency-btn:hover {
  background: var(--accent-50);
  border-color: var(--accent-200);
}

.calc-currency-flag {
  font-size: 1.375rem;
  line-height: 1;
}

.calc-currency-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}

.calc-currency-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-1);
}

.calc-currency-meta {
  font-size: 0.75rem;
  color: var(--text-3);
}

.calc-currency-chevron {
  width: 16px;
  height: 16px;
  color: var(--text-3);
  flex-shrink: 0;
}

/* Suggested label */
.suggested-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  background: var(--accent-50);
  border-radius: 100px;
}

/* ── Desktop 2-column layout ──────────────────────────────── */
.calc-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

@media (min-width: 1024px) {
  .calc-body {
    grid-template-columns: 1fr 360px;
  }
}

/* ── Denominations column ─────────────────────────────────── */
.calc-denoms {
  padding: var(--space-5);
}

@media (min-width: 1024px) {
  .calc-denoms {
    border-right: 1px solid var(--border);
    padding: var(--space-6);
  }
}

/* ── Total panel ──────────────────────────────────────────── */
.calc-total-panel {
  padding: var(--space-5);
}

@media (min-width: 1024px) {
  .calc-total-panel {
    padding: var(--space-6);
    position: sticky;
    top: calc(var(--header-height) + var(--space-4));
    align-self: start;
  }
}

/* ── Total display ────────────────────────────────────────── */
.total-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-5) var(--space-4);
  margin-bottom: var(--space-4);
}

.total-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--space-3);
}

.total-amount {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-normal);
  word-break: break-all;
}

.total-amount.has-value {
  color: var(--accent);
}

.total-pieces {
  font-size: 0.9375rem;
  color: var(--text-3);
  margin-top: var(--space-2);
  font-weight: 500;
}

/* Breakdown */
.total-breakdown {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.breakdown-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9375rem;
}

.breakdown-label {
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breakdown-label svg {
  width: 14px;
  height: 14px;
}

.breakdown-amount {
  font-weight: 600;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}

/* ── Action Buttons ───────────────────────────────────────── */
.calc-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.calc-actions .btn {
  flex: 1;
  min-width: 0;
}

.calc-actions .btn-reset {
  flex: 0 0 auto;
  min-width: 44px;
  padding-inline: var(--space-3);
}

/* ── Section headings (Notes / Coins) ─────────────────────── */
.denom-section {
  margin-bottom: var(--space-5);
}

.denom-section:last-child { margin-bottom: 0; }

.denom-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--space-3);
}

.denom-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.denom-section-count {
  font-weight: 500;
  font-size: 0.75rem;
  color: var(--text-4);
  letter-spacing: 0;
  text-transform: none;
}

/* ── Denomination cards list ──────────────────────────────── */
.denom-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ── Denomination Card ────────────────────────────────────── */
.denom-card {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  grid-template-rows: auto auto;
  column-gap: var(--space-3);
  row-gap: 3px;
  align-items: center;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-fast), background var(--dur-fast), box-shadow var(--dur-fast);
  position: relative;
}

.denom-card:hover {
  border-color: var(--border-strong);
}

.denom-card.has-value {
  border-color: var(--accent-200);
  background: var(--accent-50);
}

/* ── Denomination visual (SVG placeholder) ────────────────── */
.denom-visual {
  grid-row: 1 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.denom-note-svg,
.denom-coin-svg {
  border-radius: 5px;
  flex-shrink: 0;
}

.denom-note-svg {
  width: 60px;
  height: 38px;
  border-radius: 4px;
}

.denom-coin-svg {
  width: 38px;
  height: 38px;
  border-radius: 50%;
}

/* ── Denomination info ────────────────────────────────────── */
.denom-info {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.denom-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.denom-unit {
  font-size: 0.75rem;
  color: var(--text-4);
  font-weight: 500;
}

/* ── Quantity Controls ────────────────────────────────────── */
.denom-controls {
  grid-column: 3;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 4px;
}

.qty-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  /* Expanded touch target via padding trick */
  padding: 6px;
  min-width: 44px;
  min-height: 44px;
  margin: -6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  touch-action: manipulation;
  transition: background var(--dur-fast), border-color var(--dur-fast), color var(--dur-fast), transform 60ms;
  font-family: inherit;
  position: relative;
  z-index: 1;
}

.qty-btn:hover {
  background: var(--accent-50);
  border-color: var(--accent-200);
  color: var(--accent);
}

.qty-btn:active {
  transform: scale(0.9);
  background: var(--accent-100);
}

.qty-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.qty-btn svg {
  width: 14px;
  height: 14px;
  stroke-width: 2.5;
  pointer-events: none;
}

.qty-input {
  width: 52px;
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-sans);
  color: var(--text-1);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 6px 4px;
  line-height: 1;
  appearance: textfield;
  -moz-appearance: textfield;
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

.qty-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-100);
}

/* ── Denomination subtotal ────────────────────────────────── */
.denom-subtotal {
  grid-column: 2 / 4;
  grid-row: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.denom-count-label {
  font-size: 0.75rem;
  color: var(--text-4);
}

.denom-subtotal-amount {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
  text-align: right;
  transition: color var(--dur-normal);
}

.denom-card.has-value .denom-subtotal-amount {
  color: var(--accent);
}

/* ── Sticky mobile total ──────────────────────────────────── */
.sticky-total {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: var(--surface);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 12px rgba(0,0,0,.06);
  padding: var(--space-3) var(--container-pad);
  padding-bottom: max(var(--space-3), env(safe-area-inset-bottom, var(--space-3)));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  transform: translateY(100%);
  transition: transform var(--dur-slow) var(--ease-default);
}

.sticky-total.visible {
  transform: translateY(0);
}

@media (min-width: 1024px) {
  .sticky-total { display: none; }
}

.sticky-total-label {
  font-size: 0.875rem;
  color: var(--text-3);
  font-weight: 500;
}

.sticky-total-amount {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--text-1);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  flex: 1;
  text-align: right;
}

.sticky-total-pieces {
  font-size: 0.8125rem;
  color: var(--text-4);
  white-space: nowrap;
}

/* ── History panel items ──────────────────────────────────── */
.history-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.history-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-fast), background var(--dur-fast);
  cursor: pointer;
}

.history-item:hover {
  border-color: var(--accent-200);
  background: var(--accent-50);
}

.history-item-icon {
  width: 40px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.history-item-body {
  flex: 1;
  min-width: 0;
}

.history-item-amount {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
  font-variant-numeric: tabular-nums;
}

.history-item-meta {
  font-size: 0.8125rem;
  color: var(--text-3);
  margin-top: 2px;
}

.history-item-time {
  font-size: 0.75rem;
  color: var(--text-4);
}

.history-item-delete {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  color: var(--text-4);
  transition: color var(--dur-fast), background var(--dur-fast);
  cursor: pointer;
  border: none;
  background: none;
  flex-shrink: 0;
  min-width: 44px;
  min-height: 44px;
  margin: -6px -6px -6px auto;
  padding: 6px;
}

.history-item-delete:hover {
  color: var(--error);
  background: var(--error-50);
}

.history-item-delete svg {
  width: 16px;
  height: 16px;
}

/* ── Currency selector ────────────────────────────────────── */
.currency-selector-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.currency-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 12px var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--dur-fast);
  border: none;
  background: none;
  font-family: inherit;
  text-align: left;
  width: 100%;
  min-height: 56px;
}

.currency-option:hover {
  background: var(--surface-2);
}

.currency-option.selected {
  background: var(--accent-50);
}

.currency-option-flag {
  font-size: 1.5rem;
  line-height: 1;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.currency-option-body {
  flex: 1;
  min-width: 0;
}

.currency-option-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-1);
}

.currency-option-meta {
  font-size: 0.8125rem;
  color: var(--text-3);
  margin-top: 1px;
}

.currency-option-check {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}

/* ── Currency switch confirmation dialog ──────────────────── */
.confirm-dialog-body {
  padding: var(--space-5);
}

.confirm-dialog-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: var(--space-2);
}

.confirm-dialog-desc {
  font-size: 0.9375rem;
  color: var(--text-3);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.confirm-dialog-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* ── Supporting content sections ──────────────────────────── */
.support-section {
  padding-block: var(--space-10);
  border-top: 1px solid var(--border);
}

.support-section h2 {
  margin-bottom: var(--space-5);
}

.support-section p {
  margin-bottom: var(--space-4);
  max-width: 65ch;
}

.denom-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.denom-table th {
  background: var(--surface-2);
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
}

.denom-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}

.denom-table tr:last-child td { border-bottom: none; }

.denom-table tr:nth-child(even) td { background: var(--surface-2); }

/* ── Related currencies ───────────────────────────────────── */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-5);
}



/* ── Animation: number count-up ──────────────────────────── */
.total-amount.counting {
  animation: pulse-scale var(--dur-normal) var(--ease-default);
}

/* ── Print styles (add here for consistency, full in print.css) */
@media print {
  .calc-actions, .sticky-total, .site-header, .site-footer { display: none !important; }
}