/* ============================================================
 *  Nova Template v5 - 80%宽度 + 商务蓝配色
 *  主色：#2563eb（沉稳商务蓝）
 *  辅色：#0ea5e9（清新浅天蓝）
 *  强调：#10b981（薄荷绿-按钮/成功）
 *  页面内容宽占屏幕80%，左右居中；整体紧凑不松散
 * ============================================================ */

:root {
  --nova-bg: #f8fafc;
  --nova-surface: #ffffff;
  --nova-primary: #2563eb;
  --nova-primary-light: #0ea5e9;
  --nova-accent: #10b981;
  --nova-accent-light: #34d399;
  --nova-gradient: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
  --nova-gradient-hover: linear-gradient(135deg, #1d4ed8 0%, #0284c7 100%);
  --nova-text: #1e293b;
  --nova-text-secondary: #64748b;
  --nova-text-light: #94a3b8;
  --nova-border: #e2e8f0;
  --nova-shadow: 0 2px 12px rgba(0,0,0,0.04), 0 1px 4px rgba(0,0,0,0.02);
  --nova-shadow-hover: 0 8px 30px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
  --nova-radius: 14px;
  --nova-radius-md: 10px;
  --nova-radius-sm: 7px;
  --nova-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  /* 内容宽度常量 */
  --nova-content-w: 80%;
  --nova-content-max: 1400px;
  /* ===== 以下变量原 nova.css 定义，登录/注册页面依赖 ===== */
  --nova-heading: #1e293b;
  --nova-muted: #64748b;
  --nova-radius-lg: 18px;
  --nova-primary-dark: #1d4ed8;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
  background: var(--nova-bg);
  color: var(--nova-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--nova-primary); text-decoration: none; }
a:hover { color: var(--nova-primary-dark); text-decoration: underline; }
img { max-width: 100%; }

/* 主内容区自适应撑满 */
.nova-main {
  flex: 1;
}

/* ============================================================
 *  NAVBAR - 紧凑毛玻璃
 * ============================================================ */
.nova-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid rgba(226,230,239,0.6);
}

.nova-nav-inner {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  height: 56px;
  gap: 12px;
}

.nova-nav-brand {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1rem;
  background: var(--nova-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

.nova-nav-brand img { height: 28px; border-radius: 0; }

.nova-nav-links {
  display: flex;
  gap: 2px;
  list-style: none;
  margin: 0 0 0 6px;
  padding: 0;
}

.nova-nav-links a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: var(--nova-radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--nova-text-secondary);
  transition: var(--nova-transition);
}

.nova-nav-links a:hover,
.nova-nav-links a.active {
  background: rgba(45,27,105,0.07);
  color: var(--nova-primary);
}

.nova-nav-search {
  position: relative;
}

.nova-nav-search input {
  background: #f1f4f9;
  border: 1.5px solid transparent;
  border-radius: 50px;
  padding: 6px 12px 6px 30px;
  font-size: 0.8rem;
  width: 160px;
  transition: var(--nova-transition);
  outline: none;
  color: var(--nova-text);
}

.nova-nav-search input:focus {
  background: #fff;
  border-color: var(--nova-primary-light);
  box-shadow: 0 0 0 3px rgba(108,63,209,0.1);
  width: 200px;
}

.nova-nav-search .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--nova-text-light);
  font-size: 0.78rem;
  cursor: pointer;
  z-index: 1;
  transition: color 0.2s;
}
.nova-nav-search .search-icon:hover {
  color: var(--nova-primary);
}

.nova-nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--nova-text);
  cursor: pointer;
  padding: 4px;
}

/* 搜索按钮 - 放大镜图标，与搜索图标风格一致 */
.nova-search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--nova-text-light);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--nova-transition);
  flex-shrink: 0;
  padding: 0;
}
.nova-search-btn:hover {
  color: var(--nova-primary);
  background: rgba(37,99,235,0.08);
}
.nova-search-btn i {
  line-height: 1;
  font-size: 0.9rem;
}

/* ============================================================
 *  NAV RIGHT - 会员区 + 搜索（QQ 模板没有，手动补全）
 * ============================================================ */
.nova-nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* 会员入口（登录/注册按钮 / 会员信息） */
.nova-nav-member {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 登录/注册按钮 */
.nova-btn-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border-radius: var(--nova-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--nova-text-secondary);
  text-decoration: none;
  transition: var(--nova-transition);
  white-space: nowrap;
  line-height: 1.4;
}
.nova-btn-link:hover {
  color: var(--nova-primary);
  background: rgba(37,99,235,0.06);
  text-decoration: none;
}
.nova-btn-link-reg {
  background: var(--nova-primary);
  color: #fff;
}
.nova-btn-link-reg:hover {
  background: var(--nova-primary-dark);
  color: #fff;
}

/* 会员头像 */
.nova-nav-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--nova-border);
}

/* 搜索无结果提示 */
.nova-search-empty {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 40px auto;
  padding: 40px 20px;
  text-align: center;
  color: var(--nova-text-light);
  font-size: 0.95rem;
}
.nova-search-empty i {
  display: block;
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.4;
}

@media (max-width: 900px) {
  .nova-nav-toggle { display: block; }
  .nova-nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 8px;
    border-bottom: 1px solid var(--nova-border);
    box-shadow: var(--nova-shadow-hover);
  }
  .nova-nav-links.show { display: flex; }
  .nova-nav-search { display: flex; align-items: center; gap: 4px; }
  .nova-nav-search input { width: 100px; }
  .nova-nav-search input:focus { width: 130px; }
  .nova-search-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--nova-text-light);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--nova-transition);
    flex-shrink: 0;
    padding: 0;
  }
  .nova-search-btn:hover { color: var(--nova-primary); background: rgba(37,99,235,0.08); }
  .nova-search-btn i { line-height: 1; font-size: 0.9rem; }
}

/* ============================================================
 *  ANNOUNCEMENT - 现代化卡片公告
 *    宽度与商品列表对齐（80%），柔和背景、圆角阴影、图标
 * ============================================================ */
.nova-announce {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 12px auto 6px;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: linear-gradient(135deg, #f8faff 0%, #f0f7ff 100%);
  border: 1px solid #e8edf5;
  border-radius: var(--nova-radius-md);
  box-shadow: 0 1px 6px rgba(37, 99, 235, 0.06), 0 1px 2px rgba(0, 0, 0, 0.02);
  font-size: 0.85rem;
  line-height: 1.5;
  transition: box-shadow 0.25s ease;
}

.nova-announce:hover {
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.10), 0 1px 4px rgba(0, 0, 0, 0.03);
}

.nova-announce-icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--nova-primary) 0%, var(--nova-primary-light) 100%);
  color: #fff;
  border-radius: 10px;
  font-size: 1rem;
}

.nova-announce-body {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.nova-announce-label {
  flex-shrink: 0;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--nova-primary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.nova-announce-text {
  color: var(--nova-text);
  font-weight: 450;
  min-width: 0;
  word-break: break-word;
  flex: 1 1 auto;
}
.nova-announce-text p {
  margin: 0 0 4px;
}
.nova-announce-text p:last-child {
  margin-bottom: 0;
}
.nova-announce-text a {
  color: var(--nova-primary);
  text-decoration: underline;
}

/* 响应式：小屏公告图标缩小 */
@media (max-width: 768px) {
  .nova-announce {
    padding: 12px 16px;
    gap: 10px;
  }
  .nova-announce-icon {
    width: 28px;
    height: 28px;
    font-size: 0.85rem;
    border-radius: 8px;
  }
}

/* ============================================================
 *  HERO - 紧凑
 * ============================================================ */
.nova-hero {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 14px 20px 4px;
  text-align: center;
}

.nova-hero h1 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--nova-text);
  margin-bottom: 2px;
}

.nova-hero p {
  color: var(--nova-text-secondary);
  font-size: 0.85rem;
}

/* ============================================================
 *  CATEGORY PILLS
 * ============================================================ */
.nova-cats {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 0 20px 8px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
}

.nova-cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--nova-text-secondary);
  background: #fff;
  border: 1.5px solid var(--nova-border);
  cursor: pointer;
  transition: var(--nova-transition);
  text-decoration: none;
}

.nova-cat-pill:hover {
  border-color: var(--nova-primary-light);
  color: var(--nova-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--nova-shadow);
}

.nova-cat-pill.active {
  background: var(--nova-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(37,99,235,0.22);
}

/* ============================================================
 *  PRODUCT LIST - 分组卡片 + 表格行
 * ============================================================ */
.nova-products {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 0 20px 24px;
}

/* ---- 分组卡片 ---- */
.nova-group-card {
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  box-shadow: var(--nova-shadow);
  overflow: hidden;
  margin-bottom: 16px;
  transition: var(--nova-transition);
}

.nova-group-card:hover {
  box-shadow: var(--nova-shadow-hover);
}

.nova-group-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--nova-text);
  background: #f8fafc;
  border-bottom: 1px solid var(--nova-border);
}

.nova-group-head i {
  font-size: 1rem;
  color: var(--nova-primary);
}

.nova-group-body {
  padding: 0;
}

.nova-group-empty {
  padding: 30px 20px;
  text-align: center;
  color: var(--nova-text-light);
  font-size: 0.85rem;
}

.nova-group-empty i {
  font-size: 1.8rem;
  display: block;
  margin-bottom: 6px;
}

/* ---- 商品行（表格行风格） ---- */
.nova-product-row {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  gap: 12px;
  transition: var(--nova-transition);
  border-bottom: 1px solid #f0f2f6;
}

.nova-product-row:last-child {
  border-bottom: none;
}

.nova-product-row:hover {
  background: rgba(45,27,105,0.02);
}

/* 名称区（图标+文字） */
.nova-pr-name {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.nova-pr-icon {
  width: 40px;
  min-width: 40px;
  height: 40px;
  border-radius: 8px;
  overflow: hidden;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--nova-border);
}

.nova-pr-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}

.nova-pr-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.nova-pr-title {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--nova-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nova-pr-desc {
  font-size: 0.75rem;
  color: var(--nova-text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 状态区 */
.nova-pr-status {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  min-width: 130px;
}

.nova-pr-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
  white-space: nowrap;
}

.nova-pr-badge.auto {
  background: rgba(16,185,129,0.1);
  color: #059669;
  border: 1px solid rgba(16,185,129,0.18);
}

.nova-pr-badge.manual {
  background: rgba(245,158,11,0.1);
  color: #d97706;
  border: 1px solid rgba(245,158,11,0.18);
}

.nova-pr-stock {
  font-size: 0.72rem;
  color: var(--nova-text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

/* 标签区 */
.nova-pr-tags {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  min-width: 40px;
}

.nova-pr-tag {
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 500;
  white-space: nowrap;
}

.nova-pr-tag.discount {
  background: rgba(251,191,36,0.1);
  color: #d97706;
  border: 1px solid rgba(251,191,36,0.15);
}

.nova-pr-tag.limit {
  background: rgba(239,68,68,0.08);
  color: #dc2626;
  border: 1px solid rgba(239,68,68,0.12);
}

/* ---- VIP标签（会员折扣） ---- */
.nova-pr-tag.vip {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border: none;
  font-size: 0.6rem;
  padding: 2px 7px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

/* ---- 会员折扣价（原价划掉） ---- */
.nova-price-old {
  text-decoration: line-through;
  color: #94a3b8;
  font-size: 0.75rem;
  margin-right: 4px;
  font-weight: 500;
}

/* ---- 会员折扣价（会员价绿色） ---- */
.nova-price-member {
  color: #10b981;
  font-weight: 700;
  font-size: 0.92rem;
}

/* ---- 节省金额 ---- */
.nova-pr-saved {
  font-size: 0.65rem;
  color: #ef4444;
  font-weight: 500;
  white-space: nowrap;
}

.nova-pr-saved .currency {
  font-size: 0.6rem;
}

/* 价格+按钮区 */
.nova-pr-action {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nova-pr-price {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--nova-primary);
  white-space: nowrap;
}

.nova-pr-price .currency {
  font-size: 0.75rem;
  font-weight: 600;
}

.nova-pr-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
  background: var(--nova-accent);
  border: none;
  cursor: pointer;
  transition: var(--nova-transition);
  white-space: nowrap;
  text-decoration: none;
}

.nova-pr-btn:hover {
  background: var(--nova-accent-light);
  box-shadow: 0 6px 20px rgba(16,185,129,0.3);
  transform: translateY(-1px);
  color: #fff;
}

/* Tab切换 */
.nova-tab-pane { display: none; }
.nova-tab-pane.active { display: block; animation: fadeIn 0.25s ease; }

/* 角标（购买页使用） */
.nova-prod-badge {
  position: absolute;
  top: 10px;
  left: 18px;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
  z-index: 2;
  letter-spacing: 0.3px;
}
.nova-prod-badge.auto {
  background: rgba(16,185,129,0.12);
  color: #059669;
  border: 1px solid rgba(16,185,129,0.2);
}
.nova-prod-badge.manual {
  background: rgba(245,158,11,0.12);
  color: #d97706;
  border: 1px solid rgba(245,158,11,0.2);
}

/* ============================================================
 *  BUY PAGE - 双栏
 * ============================================================ */
.nova-layout {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 14px 20px 24px;
}

.nova-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

.nova-prod-showcase {
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  overflow: hidden;
  position: sticky;
  top: 72px;
}

.nova-prod-showcase .showcase-img {
  padding: 18px;
  text-align: center;
  background: #f8fafc;
  position: relative;
}

.nova-prod-showcase .showcase-img img {
  max-height: 180px;
  object-fit: contain;
}

.nova-prod-showcase .showcase-detail {
  padding: 12px 16px;
}

.nova-prod-showcase .showcase-detail h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.nova-prod-showcase .showcase-detail .meta {
  color: var(--nova-text-secondary);
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.nova-prod-showcase .showcase-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--nova-primary);
}

.nova-prod-showcase .showcase-price .currency {
  font-size: 0.85rem;
  font-weight: 600;
}

.nova-ws-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.nova-ws-tag {
  padding: 2px 10px;
  font-size: 0.74rem;
  font-weight: 500;
  background: rgba(251,191,36,0.08);
  color: #92400e;
  border: 1px solid rgba(251,191,36,0.15);
  border-radius: 5px;
}

/* 表单 */
.nova-order-form {
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  padding: 16px;
}

.nova-order-form h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nova-order-form .form-label {
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--nova-text);
  margin-bottom: 2px;
}

.nova-order-form .form-control {
  border: 1.5px solid var(--nova-border);
  border-radius: var(--nova-radius-sm);
  padding: 7px 11px;
  font-size: 0.85rem;
  transition: var(--nova-transition);
  background: #fff;
  color: var(--nova-text);
}

.nova-order-form .form-control:focus {
  border-color: var(--nova-primary-light);
  box-shadow: 0 0 0 3px rgba(108,63,209,0.08);
  outline: none;
}

.nova-order-form .mb-3 { margin-bottom: 10px !important; }
.nova-order-form .mb-4 { margin-bottom: 12px !important; }

.nova-pay-select {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 2px;
}

.nova-pay-option {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--nova-text-secondary);
  border: 1.5px solid var(--nova-border);
  cursor: pointer;
  transition: var(--nova-transition);
  background: #fff;
}

.nova-pay-option:hover {
  border-color: var(--nova-primary-light);
  color: var(--nova-primary-light);
}

.nova-pay-option input { display: none; }

.nova-pay-option:has(input:checked) {
  background: rgba(37,99,235,0.06);
  border-color: var(--nova-primary);
  color: var(--nova-primary);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.12);
}

/* 描述 */
.nova-desc-box {
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  overflow: hidden;
  margin-top: 14px;
  grid-column: 1 / -1;
}

.nova-desc-box .desc-header {
  padding: 10px 16px;
  background: #f8fafc;
  border-bottom: 1px solid var(--nova-border);
  font-weight: 600;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nova-desc-box .desc-body { padding: 14px 16px; line-height: 1.7; font-size:0.88rem; }

/* ============================================================
 *  BILL - 收据
 * ============================================================ */
.nova-receipt {
  width: 92%;
  max-width: 420px;
  margin: 14px auto;
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  padding: 18px;
  box-shadow: var(--nova-shadow);
}

.nova-receipt-head {
  text-align: center;
  padding-bottom: 10px;
  border-bottom: 2px dashed var(--nova-border);
  margin-bottom: 10px;
}

.nova-receipt-head .receipt-icon { font-size: 1.8rem; color: var(--nova-primary); margin-bottom: 1px; }
.nova-receipt-head h3 { font-weight: 700; font-size: 1rem; }

.nova-receipt-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  border-bottom: 1px dashed var(--nova-border);
  font-size: 0.82rem;
}

.nova-receipt-line:last-of-type { border-bottom: none; }
.nova-receipt-line .lbl { color: var(--nova-text-secondary); font-weight: 500; }
.nova-receipt-line .val { font-weight: 600; text-align: right; }
.nova-receipt-line .val.total { font-size: 1rem; color: var(--nova-primary); }
.nova-receipt-line .val.discount { color: #10b981; }

.nova-receipt-foot { margin-top: 14px; text-align: center; }

/* ============================================================
 *  QR PAY
 * ============================================================ */
.nova-qr-box {
  width: 92%;
  max-width: 340px;
  margin: 14px auto;
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  padding: 18px;
  text-align: center;
  box-shadow: var(--nova-shadow);
}

.nova-qr-box .qr-title { font-weight: 700; font-size: 1rem; margin-bottom: 2px; }
.nova-qr-box .qr-sub { color: var(--nova-text-secondary); font-size: 0.78rem; margin-bottom: 12px; }

.nova-qr-box .qr-img {
  display: inline-block;
  padding: 10px;
  background: #fff;
  border-radius: var(--nova-radius-md);
  box-shadow: var(--nova-shadow-hover);
  margin-bottom: 10px;
}

.nova-qr-box .qr-amount { font-size: 1.4rem; font-weight: 800; color: var(--nova-primary); }
.nova-qr-box .qr-amount .currency { font-size: 0.8rem; font-weight: 600; }

/* ============================================================
 *  SEARCH
 * ============================================================ */
.nova-search-box {
  width: 92%;
  max-width: 440px;
  margin: 14px auto;
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  padding: 18px;
  box-shadow: var(--nova-shadow);
}

.nova-search-box h3 { text-align: center; font-weight: 700; margin-bottom: 1px; font-size: 1rem; }

.nova-search-box .search-hint {
  text-align: center;
  color: var(--nova-text-secondary);
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.nova-search-tabs {
  display: flex;
  gap: 2px;
  background: #f1f4f9;
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 12px;
}

.nova-search-tab {
  flex: 1;
  padding: 6px 8px;
  border: none;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--nova-text-secondary);
  background: transparent;
  cursor: pointer;
  transition: var(--nova-transition);
  text-align: center;
}

.nova-search-tab.active {
  background: #fff;
  color: var(--nova-primary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.nova-search-tab:hover:not(.active) { color: var(--nova-text); }

.nova-search-pane { display: none; }
.nova-search-pane.active { display: block; animation: fadeIn 0.2s ease; }

/* ============================================================
 *  ORDER INFO
 * ============================================================ */
.nova-order-list {
  width: var(--nova-content-w);
  max-width: var(--nova-content-max);
  margin: 0 auto;
  padding: 14px 20px 24px;
}

.nova-order-item {
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  overflow: hidden;
  margin-bottom: 8px;
  transition: var(--nova-transition);
}

.nova-order-item:hover { box-shadow: var(--nova-shadow-hover); }

.nova-order-item .item-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: #f8fafc;
  border-bottom: 1px solid var(--nova-border);
  flex-wrap: wrap;
  gap: 4px;
}

.nova-order-item .item-head .sn { font-weight: 600; font-size: 0.82rem; }

.nova-order-item .item-body {
  padding: 10px 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.nova-order-item .item-field {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nova-order-item .item-field .lbl { font-size: 0.74rem; color: var(--nova-text-secondary); font-weight: 500; }
.nova-order-item .item-field .val { font-size: 0.82rem; font-weight: 500; color: var(--nova-text); }

.nova-order-item .item-info-area { padding: 0 14px 10px; }

.nova-order-item .item-info-area textarea {
  width: 100%;
  border: 1.5px solid var(--nova-border);
  border-radius: var(--nova-radius-sm);
  padding: 8px 10px;
  font-size: 0.8rem;
  background: #f8fafc;
  resize: vertical;
  min-height: 50px;
  transition: var(--nova-transition);
}

.nova-order-item .item-info-area textarea:focus {
  border-color: var(--nova-primary-light);
  box-shadow: 0 0 0 3px rgba(108,63,209,0.08);
  outline: none;
  background: #fff;
}

/* ============================================================
 *  ERROR
 * ============================================================ */
.nova-error-box {
  width: 92%;
  max-width: 360px;
  margin: 20px auto;
  background: var(--nova-surface);
  border: 1px solid var(--nova-border);
  border-radius: var(--nova-radius);
  padding: 20px 20px;
  text-align: center;
  box-shadow: var(--nova-shadow);
}

.nova-error-box .err-icon { font-size: 2.5rem; color: #f59e0b; margin-bottom: 4px; }
.nova-error-box h3 { font-weight: 700; margin-bottom: 3px; font-size:1.05rem; }
.nova-error-box p { color: var(--nova-text-secondary); margin-bottom: 12px; font-size: 0.85rem; }

/* ============================================================
 *  FOOTER
 * ============================================================ */
.nova-footer {
  margin-top: auto;
  background: #fff;
  border-top: 1px solid var(--nova-border);
  padding: 16px 0;
  text-align: center;
}

.nova-footer p { margin: 0; color: var(--nova-text-secondary); font-size: 0.8rem; }
.nova-footer a { color: var(--nova-primary); font-weight: 500; }

/* ============================================================
 *  BUTTONS
 * ============================================================ */
.nova-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 24px;
  border: none;
  border-radius: var(--nova-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  line-height: 1.4;
}

.nova-btn-primary {
  background: var(--nova-primary);
  color: #fff;
}
.nova-btn-primary:hover {
  background: var(--nova-primary-dark);
  color: #fff;
}

.nova-btn-outline {
  background: transparent;
  color: var(--nova-primary);
  border: 1.5px solid var(--nova-primary);
  padding: 8.5px 22px;
}
.nova-btn-outline:hover {
  background: rgba(37,99,235,0.05);
  border-color: var(--nova-primary-dark);
  color: var(--nova-primary-dark);
}

.nova-btn-block { width: 100%; }

/* ============================================================
 *  CAPTCHA / MODAL / ANIM
 * ============================================================ */
.nova-captcha {
  cursor: pointer;
  border-radius: var(--nova-radius-sm);
  border: 1.5px solid var(--nova-border);
  transition: var(--nova-transition);
}
.nova-captcha:hover { border-color: var(--nova-primary-light); opacity: 0.85; }

.nova-modal .modal-content {
  border: none;
  border-radius: var(--nova-radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}
.nova-modal .modal-header { border-bottom: 1px solid var(--nova-border); padding: 12px 16px; }
.nova-modal .modal-title { font-weight: 700; font-size: 0.95rem; }
.nova-modal .modal-body { padding: 14px 16px; line-height: 1.6; font-size:0.88rem; }
.nova-modal .modal-footer { border-top: 1px solid var(--nova-border); padding: 10px 16px; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.nova-animate {
  animation: slideUp 0.35s ease forwards;
}

/* ============================================================
 *  RESPONSIVE
 * ============================================================ */

/* 大屏幕限制80%宽度，小屏幕恢复满宽 */
@media (max-width: 1024px) {
  :root {
    --nova-content-w: 92%;
  }
}

@media (max-width: 900px) {
  .nova-layout-grid { grid-template-columns: 1fr; }
  .nova-prod-showcase { position: static; }
  .nova-order-item .item-body { grid-template-columns: 1fr; }

  /* 购买页 - 手机端支付方式自适应 */
  .nova-pay-select {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }
  .nova-pay-option {
    display: flex;
    justify-content: center;
    padding: 8px 10px;
    font-size: 0.78rem;
  }
}

@media (max-width: 768px) {
  :root {
    --nova-content-w: 96%;
  }

  .nova-hero { padding: 12px 12px 2px; }
  .nova-hero h1 { font-size: 1.15rem; }
  .nova-products { padding: 0 12px 20px; }
  .nova-nav-inner { padding: 0 12px; }
  .nova-layout { padding: 10px 12px 20px; }
  .nova-order-list { padding: 10px 12px 20px; }
  .nova-cats { padding: 0 12px 6px; }

  /* 购买页 - 手机端自适应 */
  .nova-order-form {
    padding: 12px;
  }
  .nova-order-form h4 {
    font-size: 0.9rem;
    margin-bottom: 10px;
  }
  .nova-order-form .mb-3 {
    margin-bottom: 8px !important;
  }
  .nova-order-form .mb-4 {
    margin-bottom: 10px !important;
  }
  .nova-order-form .form-control {
    font-size: 16px; /* 防止 iOS 缩放 */
    padding: 8px 10px;
  }
  .nova-prod-showcase {
    padding: 12px;
  }
  .showcase-detail h2 {
    font-size: 1rem;
  }
  .showcase-price {
    font-size: 1.3rem;
  }

  /* 分组卡片移动端 */
  .nova-group-card { margin-bottom: 12px; }
  .nova-group-head { padding: 10px 14px; font-size: 0.85rem; }

  /* 商品行移动端 - 垂直堆叠 */
  .nova-product-row {
    flex-wrap: wrap;
    padding: 10px 14px;
    gap: 8px;
  }

  .nova-pr-name {
    width: 100%;
    margin-bottom: 2px;
  }

  /* 手机端去掉发货标签，节省空间 */
  .nova-pr-badge {
    display: none;
  }

  /* 手机端商品名单行省略号截断（不换行），字体缩小 */
  .nova-pr-title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.78rem;
  }

  .nova-pr-status {
    min-width: auto;
    gap: 6px;
  }

  /* 手机端库存字体缩小 */
  .nova-pr-stock { font-size: 0.6rem; }

  .nova-pr-tags {
    min-width: auto;
  }

  .nova-pr-action {
    margin-left: auto;
    gap: 6px;
  }

  /* 手机端价格和按钮缩小 */
  .nova-pr-price { font-size: 0.78rem; }
  .nova-pr-btn { padding: 3px 11px; font-size: 0.68rem; }

  /* 手机端不显示商品描述 */
  .nova-pr-desc { display: none; }

  .nova-receipt { padding: 14px; margin: 10px auto; }
  .nova-qr-box { padding: 14px; margin: 10px auto; }
  .nova-search-box { padding: 14px; margin: 10px auto; }
  .nova-error-box { padding: 18px 14px; margin: 14px auto; }
}

@media (max-width: 480px) {
  .nova-group-head { padding: 8px 12px; font-size: 0.82rem; }

  .nova-product-row { padding: 6px 10px; gap: 4px; }

  .nova-pr-icon {
    width: 28px;
    min-width: 28px;
    height: 28px;
  }

  .nova-pr-title { font-size: 0.74rem; }
  .nova-pr-stock { font-size: 0.65rem; }
  .nova-pr-tag { font-size: 0.62rem; padding: 1px 5px; }

  /* 超小屏进一步缩小价格和按钮 */
  .nova-pr-price { font-size: 0.72rem; }
  .nova-pr-btn { padding: 3px 10px; font-size: 0.65rem; }
}