/* 全局設定 */
:root {
  --color-primary: #ff8a3d;
  --color-primary-dark: #e46f1f;
  --color-mint: #7ed8a3;
  --color-sky: #6ec6ff;
  --color-cream: #fff6e8;
  --color-bg-alt: #fef9f4;
  --color-text-main: #333333;
  --color-text-muted: #777777;
  --radius-card: 18px;
  --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Noto Sans TC", "PingFang TC",
    "Microsoft JhengHei", sans-serif;
  color: var(--color-text-main);
  background-color: #ffffff;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
}

/* 容器與共用區塊 */

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

.section {
  padding: 72px 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
  padding: 72px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 28px;
  margin: 0 0 8px;
}

.section-header p {
  margin: 0;
  color: var(--color-text-muted);
}

/* 按鈕 */

.primary-btn,
.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 14px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.primary-btn {
  background: linear-gradient(135deg, #ffb447, var(--color-primary));
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(255, 138, 61, 0.3);
}

.primary-btn:hover {
  background: linear-gradient(135deg, #ffc864, var(--color-primary-dark));
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(255, 138, 61, 0.35);
}

.primary-btn.small {
  padding: 8px 16px;
  font-size: 13px;
}

.primary-btn.full {
  width: 100%;
}

.ghost-btn {
  background-color: transparent;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: var(--color-text-main);
}

.ghost-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background-color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #ffe7c7, #ffb347);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.logo-text {
  font-weight: 700;
  font-size: 18px;
}

.main-nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.main-nav a {
  position: relative;
  padding-bottom: 4px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.2s ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  border: none;
  background-color: transparent;
  cursor: pointer;
  font-size: 18px;
}

.cart-btn {
  position: relative;
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -8px;
  background-color: #ff4b5c;
  color: #ffffff;
  border-radius: 999px;
  padding: 1px 5px;
  font-size: 10px;
}

.menu-toggle {
  display: none;
  border: none;
  background-color: transparent;
  font-size: 22px;
  cursor: pointer;
}

/* Hero 區 */

.hero {
  background: radial-gradient(circle at top left, #fff0d9, #ffe1e1 40%, #ffffff 80%);
  padding: 56px 0 72px;
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 40px;
}

.hero-text {
  flex: 1.1;
}

.hero-visual {
  flex: 1;
  position: relative;
  min-height: 260px;
}

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  margin: 0 0 12px;
}

.hero h1 {
  font-size: 36px;
  margin: 0 0 12px;
  line-height: 1.2;
}

.hero-subtitle {
  margin: 0 0 20px;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-muted);
}

.hero-badge {
  background-color: #ffe6c7;
  color: var(--color-primary-dark);
  border-radius: 999px;
  padding: 4px 10px;
  font-weight: 600;
}

/* Hero 視覺元素 */

.hero-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(0.5px);
}

.hero-circle-1 {
  width: 220px;
  height: 220px;
  background: radial-gradient(circle at 30% 30%, #fff, var(--color-sky));
  top: 10%;
  right: 5%;
}

.hero-circle-2 {
  width: 150px;
  height: 150px;
  background: radial-gradient(circle at 60% 20%, #fff, var(--color-mint));
  bottom: 10%;
  left: 0;
}

.hero-pets-card {
  position: absolute;
  inset: 14% 10%;
  background-color: #ffffff;
  border-radius: 24px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.hero-dog,
.hero-cat {
  font-size: 40px;
}

.hero-floating {
  position: absolute;
  font-size: 26px;
  opacity: 0.85;
}

.hero-bone {
  top: 18%;
  left: 12%;
}

.hero-fish {
  bottom: 22%;
  right: 14%;
}

.hero-ball {
  bottom: 8%;
  left: 35%;
}

/* 動畫 */

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(0px);
  }
}

.hero-floating {
  animation: float 3s ease-in-out infinite;
}

/* 熱門分類 Cards */

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.category-card {
  border-radius: var(--radius-card);
  padding: 20px 18px;
  box-shadow: var(--shadow-soft);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 150px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.08);
}

.category-icon {
  font-size: 28px;
}

.category-card h3 {
  margin: 0;
  font-size: 18px;
}

.category-card p {
  margin: 0;
  font-size: 14px;
}

/* 不同分類顏色 */
.category-dog {
  background: linear-gradient(135deg, #ffb447, #ff8a3d);
}

.category-cat {
  background: linear-gradient(135deg, #ff9ac8, #ff6f91);
}

.category-smallpet {
  background: linear-gradient(135deg, #7ed8a3, #4bbf81);
}

.category-starter {
  background: linear-gradient(135deg, #6ec6ff, #437de8);
}

/* 商品卡片 */

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 14px 14px 16px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  color: #ffffff;
}

.product-tag.hot {
  background-color: #ff4b5c;
}

.product-tag.new {
  background-color: #ffb347;
}

.product-tag.exclusive {
  background-color: #8a7dff;
}

.product-image {
  border-radius: 12px;
}

.product-title {
  margin: 4px 0 0;
  font-size: 15px;
}

.product-desc {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.product-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
}

.product-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* 品牌特色 */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-item {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-soft);
}

.feature-icon {
  font-size: 26px;
  margin-bottom: 8px;
}

.feature-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.feature-item p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* 評價區 */

.review-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.review-card {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.review-top {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-cream);
}

.review-info h3 {
  margin: 0 0 4px;
  font-size: 14px;
}

.review-stars {
  margin: 0;
  font-size: 13px;
  color: #f5a623;
}

.review-text {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* 部落格 */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.blog-card {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.blog-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background-color: #fff0d9;
  color: var(--color-primary-dark);
  font-size: 11px;
}

.blog-card h3 {
  margin: 4px 0;
  font-size: 16px;
}

.blog-meta {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.blog-excerpt {
  margin: 4px 0 8px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.blog-more {
  font-size: 13px;
  color: var(--color-primary-dark);
}

/* 聯絡與表單 */

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: flex-start;
}

.contact-info h2 {
  margin-top: 0;
  margin-bottom: 10px;
}

.contact-info p {
  margin-top: 0;
  color: var(--color-text-muted);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--color-text-main);
}

.contact-list li + li {
  margin-top: 4px;
}

.contact-form {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 18px 18px 20px;
}

.contact-form h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.form-field {
  margin-bottom: 10px;
}

.form-field label {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid #e2e2e2;
  font-size: 13px;
  font-family: inherit;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(255, 138, 61, 0.15);
}

/* Footer */

.site-footer {
  background-color: #2b2838;
  color: #f8f5ff;
  padding-top: 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo-icon {
  background: radial-gradient(circle at 30% 30%, #ffd4a6, #ff8a3d);
}

.footer-slogan {
  margin: 8px 0 0;
  font-size: 13px;
  color: #e5e1f5;
}

.footer-links {
  display: flex;
  gap: 40px;
  font-size: 13px;
}

.footer-links h4 {
  margin: 0 0 8px;
  font-size: 14px;
}

.footer-links a {
  display: block;
  margin-bottom: 4px;
  color: #e5e1f5;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  text-align: center;
  padding: 10px 0 14px;
  font-size: 12px;
  color: #b8b4d4;
}

/* Categories 專用調整 */

/* 瘦版 hero */
.hero--slim {
  padding: 40px 0 32px;
}

.hero-inner--center {
  justify-content: center;
}

.hero-text--center {
  text-align: center;
}

.hero-text--center .hero-subtitle {
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* 麵包屑 */
.breadcrumb {
  font-size: 13px;
  color: var(--color-text-muted);
  padding: 10px 0 0;
}

.breadcrumb .container {
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb a {
  color: var(--color-primary-dark);
}

/* 區塊標題靠左版本 */
.section-header--left {
  text-align: left;
}

/* 子分類列表（若之後用得到） */
.category-sublist {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  font-size: 13px;
}

.category-sublist li + li {
  margin-top: 4px;
}

.category-sublist a {
  color: #fffbe9;
}

.category-sublist a:hover {
  text-decoration: underline;
}

/* 篩選列 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 14px;
  border-radius: 999px;
  background-color: #ffffff;
  box-shadow: var(--shadow-soft);
  margin-bottom: 18px;
  font-size: 13px;
}

.filter-bar--full {
  border-radius: 18px;
  justify-content: flex-start;
}

.filter-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.filter-group select {
  border-radius: 999px;
  border: 1px solid #e2e2e2;
  padding: 4px 22px 4px 10px;
  font-size: 13px;
  font-family: inherit;
  background-color: #ffffff;
}

/* 新增：關鍵字輸入框可拉寬 */
.filter-group--grow {
  flex: 1 1 160px;
  min-width: 160px;
}

.filter-input {
  flex: 1;
  min-width: 0;
  border-radius: 999px;
  border: 1px solid #e2e2e2;
  padding: 6px 12px;
  font-size: 13px;
  font-family: inherit;
}

.filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(255, 138, 61, 0.15);
}

.filter-result-text {
  margin-top: 10px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.no-result-text {
  margin-top: 16px;
  font-size: 14px;
  text-align: center;
  color: var(--color-text-muted);
}

/* 人氣好物頁：較緊湊的 section 間距 */
.section.section--compact {
  padding-top: 40px;
  padding-bottom: 40px;
}

/* 熱門關鍵字 Tag 區 */
.hot-tags-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}

.hot-tags-header h2 {
  margin: 0;
  font-size: 20px;
}

.hot-tags-header p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.hot-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-chip {
  border-radius: 999px;
  border: 1px solid #ffd3a4;
  background-color: #fff6e8;
  color: var(--color-primary-dark);
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tag-chip:hover {
  background-color: #ffebd0;
}

/* 登入 / 註冊頁 layout */
.auth-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 32px;
  align-items: flex-start;
  max-width: 960px;
}

.auth-panel {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 20px 20px 24px;
}

.auth-panel h2 {
  margin: 0 0 4px;
  font-size: 22px;
}

.auth-subtext {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.auth-subtext a {
  color: var(--color-primary-dark);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auth-form-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.auth-remember {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.auth-link {
  font-size: 13px;
  color: var(--color-primary-dark);
}

.auth-hint {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.auth-hint a {
  color: var(--color-primary-dark);
}

.auth-side {
  font-size: 14px;
}

.auth-side h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 18px;
}

.auth-side ul {
  padding-left: 20px;
  margin: 0;
  color: var(--color-text-main);
  font-size: 13px;
}

/* RWD */

@media (max-width: 960px) {
  .hero-inner {
    flex-direction: column;
  }

  .hero-visual {
    order: -1;
    width: 100%;
    max-width: 420px;
    margin: 0 auto 12px;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .review-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .main-nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .section,
  .section-alt {
    padding: 56px 0;
  }

  .category-grid,
  .product-grid,
  .feature-grid,
  .review-row,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-links {
    flex-wrap: wrap;
  }

  .filter-bar {
    border-radius: 16px;
  }

  .section-header--left {
    text-align: center;
  }

  .breadcrumb .container {
    justify-content: flex-start;
    padding: 0 16px;
  }
}


/* 購物車頁布局 */
.cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 24px;
  align-items: flex-start;
}

.cart-header {
  margin-bottom: 12px;
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cart-item {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.cart-item-main {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.cart-item-image {
  width: 96px;
  height: 72px;
  object-fit: cover;
  border-radius: 10px;
}

.cart-item-info {
  min-width: 0;
}

.cart-item-title {
  margin: 0 0 4px;
  font-size: 15px;
}

.cart-item-meta {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.cart-item-remove {
  border: none;
  background: none;
  padding: 0;
  font-size: 12px;
  color: #ff4b5c;
  cursor: pointer;
}

.cart-item-remove:hover {
  text-decoration: underline;
}

.cart-item-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  min-width: 160px;
  font-size: 13px;
}

.cart-item-price {
  font-weight: 600;
  color: var(--color-text-main);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 4px;
}

.cart-qty-input {
  width: 60px;
  padding: 4px 6px;
  border-radius: 999px;
  border: 1px solid #e2e2e2;
  font-size: 13px;
  text-align: center;
}

.cart-item-subtotal-value {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.cart-empty {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* 訂單摘要 */
.cart-summary {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 16px 16px 18px;
  font-size: 14px;
}

.cart-summary h2 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 18px;
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
  font-size: 14px;
}

.cart-summary-total {
  margin-top: 6px;
  font-weight: 700;
  font-size: 16px;
}

.cart-shipping-note {
  margin: 4px 0 8px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.cart-promo {
  margin-top: 10px;
  font-size: 13px;
}

.cart-promo-inline {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.cart-note {
  margin-top: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
}

/* 手機版調整 */
@media (max-width: 720px) {
  .cart-layout {
    grid-template-columns: 1fr;
  }

  .cart-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .cart-item-side {
    align-items: flex-start;
    min-width: 0;
  }
}

/* Checkout 相關 layout */
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 24px;
  align-items: flex-start;
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.checkout-block {
  background-color: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  padding: 16px 16px 18px;
}

.checkout-title {
  margin: 0 0 4px;
  font-size: 18px;
}

.checkout-subtext {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* 結帳步驟條 */
.checkout-steps {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.checkout-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 12px;
  color: var(--color-text-muted);
}

.checkout-step-number {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  border: 2px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.checkout-step--active .checkout-step-number {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}

.checkout-step-label {
  white-space: nowrap;
}

/* 結帳選項（配送 / 付款） */
.checkout-option-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checkout-option {
  display: block;
  position: relative;
}

.checkout-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.checkout-option-body {
  border-radius: 12px;
  border: 1px solid #e2e2e2;
  padding: 8px 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.checkout-option-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
}

.checkout-option-title {
  font-weight: 600;
  color: var(--color-text-main);
}

.checkout-option-extra {
  font-size: 12px;
  color: var(--color-text-muted);
}

.checkout-option-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.checkout-option input[type="radio"]:checked + .checkout-option-body {
  border-color: var(--color-primary);
  background-color: #fff7ec;
  box-shadow: 0 0 0 1px rgba(255, 138, 61, 0.3);
}

/* 結帳摘要中的商品列 */
.checkout-summary-items {
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
  padding: 8px 0;
  margin-bottom: 10px;
}

.checkout-summary-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  padding: 4px 0;
}

.checkout-summary-name {
  margin: 0 0 2px;
  font-size: 13px;
}

.checkout-summary-meta {
  margin: 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.checkout-summary-price {
  font-size: 13px;
  font-weight: 600;
}

/* 訂單成功頁 layout */
.order-success-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 24px;
  align-items: flex-start;
}

.order-success-main h1 {
  margin-top: 8px;
  margin-bottom: 8px;
  font-size: 24px;
}

.order-success-icon {
  font-size: 32px;
}

.order-success-text {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--color-text-main);
}

.order-success-meta {
  font-size: 13px;
  color: var(--color-text-main);
  margin-bottom: 14px;
}

.order-success-meta p {
  margin: 0 0 4px;
}

.order-success-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.order-success-note {
  font-size: 12px;
  color: var(--color-text-muted);
}

.order-success-summary {
  margin-top: 8px;
}

/* RWD */
@media (max-width: 720px) {
  .checkout-layout,
  .order-success-layout {
    grid-template-columns: 1fr;
  }

  .checkout-steps {
    flex-wrap: wrap;
  }
}