@import '../../../styles/variables.scss';
@import '../../../styles/mixins.scss';

.exchange-page {
  min-height: 100vh;
  background: $bg;
  padding-bottom: 140px;
}

/* ===== 商品预览 ===== */
.product-card {
  display: flex;
  align-items: center;
  padding: 32px 24px;
  background: $card;
  margin: 20px 24px 16px;
  border-radius: $r-lg;
  box-shadow: $shadow-sm;
}

.product-icon-wrap {
  width: 128px;
  height: 128px;
  border-radius: $r;
  @include flex-center;
  margin-right: 24px;
  flex-shrink: 0;

  &--physical {
    background: $acc;
  }

  &--service {
    background: $pri;
  }

  &--privilege {
    background: $pri-d;
  }
}

.product-icon-char {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: var(--tk-font-hero);
  font-weight: bold;
  color: $white;
}

.product-meta {
  flex: 1;
  min-width: 0;
}

.product-name {
  font-size: var(--tk-font-num);
  font-weight: bold;
  color: $tx;
  display: block;
  margin-bottom: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-type-tag {
  @include tag($pri-l, $pri-d);
}

/* ===== 兑换明细 ===== */
.detail-section {
  padding: 0 24px;
  margin-bottom: 16px;
}

.detail-section-title {
  @include section-title;
}

.detail-card {
  background: $card;
  border-radius: $r;
  box-shadow: $shadow-sm;
  padding: 0 24px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid $bd-l;

  &.last {
    border-bottom: none;
  }
}

.detail-label {
  font-size: var(--tk-font-body-lg);
  color: $tx2;
}

.detail-value {
  @include serif-number;
  font-size: var(--tk-font-body-lg);
  color: $tx;
  font-weight: bold;

  &.detail-cost {
    color: $pri;
    font-size: var(--tk-font-num-lg);
  }

  &.detail-sufficient {
    color: $acc;
  }

  &.detail-insufficient {
    color: $dan;
  }
}

/* ===== 温馨提示 ===== */
.notice-section {
  background: $card;
  padding: 24px;
  margin: 0 24px;
  border-radius: $r;
  box-shadow: $shadow-sm;
}

.notice-title {
  @include section-title;
  font-size: var(--tk-font-body-lg);
  margin-bottom: 12px;
}

.notice-text {
  font-size: var(--tk-font-h2);
  color: $tx3;
  display: block;
  line-height: 1.7;
  margin-bottom: 4px;
}

/* ===== 底部操作栏 ===== */
.exchange-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  padding: 16px 24px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom));
  background: $card;
  box-shadow: 0 -2px 12px rgba(45, 42, 38, 0.06);
  z-index: 10;
}

.footer-cost {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.footer-cost-label {
  font-size: var(--tk-font-body);
  color: $tx3;
}

.footer-cost-num {
  @include serif-number;
  font-size: var(--tk-font-num-lg);
  font-weight: bold;
  color: $pri;
}

.footer-cost-unit {
  font-size: var(--tk-font-body);
  color: $tx2;
  margin-left: 4px;
}

.confirm-btn {
  background: $pri;
  padding: 20px 48px;
  border-radius: $r-pill;
  transition: opacity 0.2s;

  &.disabled {
    background: $bd;
    opacity: 0.7;
  }
}

.confirm-btn-text {
  font-size: var(--tk-font-num);
  color: $white;
  font-weight: bold;
}