/* ========================================
   Calculator Component
   日圓匯率計算機、佈局
   ======================================== */

/* ─── Results with Calculator Layout ──────── */

.results-with-calc {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ─── Exchange Rate Calculator ────────────── */

.exchange-calc {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.exchange-calc__toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 14px 20px;
  background: var(--color-surface);
  border: none;
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition);
}

.exchange-calc__toggle:hover {
  background: rgba(212, 165, 165, 0.06);
}

.exchange-calc__toggle:active {
  background: rgba(212, 165, 165, 0.1);
}

.exchange-calc__toggle svg:first-child {
  color: var(--color-primary);
  flex-shrink: 0;
}

.exchange-calc__chevron {
  margin-left: auto;
  color: var(--color-text-muted);
  transition: transform var(--transition);
  display: flex;
}

.exchange-calc__chevron--open {
  transform: rotate(90deg);
}

.exchange-calc__body {
  padding: 0 20px 20px;
  background: var(--color-surface);
}

.exchange-calc__rate-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: rgba(212, 165, 165, 0.06);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .exchange-calc__rate-info {
  background: rgba(212, 165, 165, 0.08);
}

.exchange-calc__rate-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
}

.exchange-calc__rate-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
}

.exchange-calc__rate-time {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-placeholder);
  font-family: var(--font-small);
}

.exchange-calc__inputs {
  display: flex;
  align-items: center;
  gap: 12px;
}

.exchange-calc__field {
  flex: 1;
  min-width: 0; /* 防止 flex 子元素撐開父容器 */
}

.exchange-calc__label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.exchange-calc__input {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition);
}

.exchange-calc__input:focus {
  border-color: var(--color-primary);
}

.exchange-calc__input::placeholder {
  color: var(--color-text-placeholder);
  font-weight: 400;
}

.exchange-calc__arrow-icon {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 20px;
  display: flex;
}

.exchange-calc__output {
  padding: 12px 14px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(212, 165, 165, 0.06);
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  min-height: 48px;
  display: flex;
  align-items: center;
}

[data-theme="dark"] .exchange-calc__output {
  background: rgba(212, 165, 165, 0.08);
}

.exchange-calc__note {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-muted);
  text-align: center;
}

/* ─── 台灣專櫃參考價比較 ─────────────────────── */

.tw-price-compare {
  margin-top: 16px;
  padding: 16px;
  border-top: 1px solid var(--color-border);
  background: rgba(184, 169, 201, 0.04);
  border-radius: var(--radius-md);
}

[data-theme="dark"] .tw-price-compare {
  background: rgba(184, 169, 201, 0.06);
}

.tw-price-compare__header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.tw-price-compare__icon {
  font-size: 18px;
  line-height: 1;
}

.tw-price-compare__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-heading);
}

.tw-price-compare__price {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tw-price-compare__category {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

.tw-price-compare__range {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-secondary);
}

.tw-price-compare__date {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-muted);
}

.tw-price-compare__date--outdated {
  color: #DD6B20; /* 橘色警告 */
}

[data-theme="dark"] .tw-price-compare__date--outdated {
  color: #F6AD55;
}

/* 省錢提示 */
.tw-price-compare__savings {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 12px;
  background: linear-gradient(135deg, rgba(168, 181, 160, 0.08), rgba(168, 181, 160, 0.12));
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .tw-price-compare__savings {
  background: linear-gradient(135deg, rgba(168, 181, 160, 0.10), rgba(168, 181, 160, 0.14));
}

.tw-price-compare__savings-icon {
  font-size: 16px;
  line-height: 1;
}

.tw-price-compare__savings-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
}

/* 警告提示（不划算） */
.tw-price-compare__warning {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 12px;
  background: rgba(221, 107, 32, 0.08);
  border-left: 3px solid #DD6B20;
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .tw-price-compare__warning {
  background: rgba(246, 173, 85, 0.10);
  border-left-color: #F6AD55;
}

.tw-price-compare__warning-icon {
  font-size: 16px;
  line-height: 1;
}

.tw-price-compare__warning-text {
  font-size: 13px;
  font-weight: 500;
  color: #DD6B20;
}

[data-theme="dark"] .tw-price-compare__warning-text {
  color: #F6AD55;
}