/* ============================================
   PepNexa 整站设计系统 v2.0 - 高端版
   深空蓝 + 翡翠绿 + 玻璃拟态 + 微动效
   ============================================ */

:root {
  /* 主色 */
  --bg-primary: #050810;
  --bg-secondary: #0a0f1c;
  --bg-tertiary: #131826;
  --glass-bg: rgba(20, 26, 44, 0.5);
  --glass-bg-strong: rgba(20, 26, 44, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-strong: rgba(255, 255, 255, 0.14);

  --accent-emerald: #10b981;
  --accent-emerald-light: #34d399;
  --accent-emerald-glow: rgba(16, 185, 129, 0.4);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.4);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.3);
  --accent-rose: #f43f5e;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border-color: rgba(255, 255, 255, 0.06);
  --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.1);
  --shadow-deep: 0 25px 50px -12px rgba(0, 0, 0, 0.6);

  --gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-amber: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
  --gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  --gradient-text: linear-gradient(135deg, #10b981 0%, #06b6d4 50%, #f59e0b 100%);
  --gradient-glass: linear-gradient(135deg, rgba(16, 185, 129, 0.06), rgba(6, 182, 212, 0.03));

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

/* 亮色模式 */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-strong: rgba(255, 255, 255, 0.9);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-border-strong: rgba(0, 0, 0, 0.14);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-color: rgba(0, 0, 0, 0.06);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', 'Noto Sans CJK SC', 'Noto Sans SC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  transition: background 0.5s ease, color 0.5s ease;
}

/* 字体数字等宽 */
.num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum';
}

/* 噪点纹理叠加 */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.04 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  opacity: 0.4;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

/* 渐变背景动效 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 0%, rgba(16, 185, 129, 0.12), transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 30%, rgba(6, 182, 212, 0.08), transparent 60%),
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(245, 158, 11, 0.04), transparent 60%);
  z-index: -1;
  pointer-events: none;
  animation: bg-shift 20s ease-in-out infinite alternate;
}

@keyframes bg-shift {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-2%, -1%) scale(1.05); }
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ============================================
   导航栏 - 高端玻璃感
   ============================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s var(--ease-out-expo);
}

.navbar.scrolled {
  background: var(--glass-bg-strong);
  border-bottom-color: var(--glass-border-strong);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-emerald);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--accent-emerald-glow);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out-expo);
}

.logo-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.logo:hover .logo-icon {
  transform: rotate(-8deg) scale(1.05);
}

.logo:hover .logo-icon::before {
  transform: translateX(100%);
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  color: #fff;
  position: relative;
  z-index: 1;
}

.logo-text {
  background: var(--gradient-text);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-flow 6s ease infinite;
}

@keyframes gradient-flow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-emerald);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* 语言切换器 */
.lang-switch {
  display: flex;
  gap: 0.25rem;
  padding: 0.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  backdrop-filter: blur(10px);
}

.lang-btn {
  padding: 0.4rem 0.7rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.05em;
}

.lang-btn.active {
  background: var(--gradient-emerald);
  color: #fff;
  box-shadow: 0 2px 8px var(--accent-emerald-glow);
}

/* 主题切换 */
.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-secondary);
}

.theme-toggle:hover {
  color: var(--accent-amber);
  border-color: var(--accent-amber);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  border: none;
  transition: all 0.25s var(--ease-out-expo);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-emerald);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-emerald-glow);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-emerald-glow);
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-amber {
  background: var(--gradient-amber);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-amber-glow);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-amber-glow);
}

.btn-ghost {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: var(--glass-bg-strong);
  border-color: var(--accent-emerald);
  transform: translateY(-2px);
}

/* ============================================
   Hero - 3D 分子背景 + reveal 动画
   ============================================ */
.hero {
  position: relative;
  padding: 7rem 2rem 5rem;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
  z-index: 2;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  backdrop-filter: blur(12px);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: reveal-up 0.8s 0.1s var(--ease-out-expo) forwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes reveal-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.hero h1 {
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}

.hero h1 .gradient {
  background: var(--gradient-text);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-flow 6s ease infinite;
}

.hero h1 .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
  animation: word-up 0.8s var(--ease-out-expo) forwards;
}

@keyframes word-up {
  to { opacity: 1; transform: translateY(0); }
}

.hero p {
  font-size: 1.18rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2.5rem;
  opacity: 0;
  animation: reveal-up 0.8s 0.6s var(--ease-out-expo) forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: reveal-up 0.8s 0.8s var(--ease-out-expo) forwards;
}

/* ============================================
   滚动触发动画
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================
   通用容器
   ============================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-emerald-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto;
}

/* ============================================
   产品卡 - 3D tilt + 玻璃
   ============================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 1.85rem;
  backdrop-filter: blur(20px);
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transform-style: preserve-3d;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glass);
  opacity: 0;
  transition: opacity 0.4s;
}

.product-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(16, 185, 129, 0.15), transparent 50%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.product-card:hover {
  border-color: rgba(16, 185, 129, 0.4);
  transform: translateY(-6px);
  box-shadow:
    0 20px 40px -12px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(16, 185, 129, 0.2),
    0 0 60px -10px var(--accent-emerald-glow);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card:hover::after {
  opacity: 1;
}

.product-card > * {
  position: relative;
  z-index: 1;
}

.product-img {
  width: calc(100% + 3.7rem);
  height: 170px;
  margin: -1.85rem -1.85rem 1.25rem;
  background:
    linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(6, 182, 212, 0.04)),
    radial-gradient(circle at 50% 100%, rgba(16, 185, 129, 0.1), transparent 70%);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  position: relative;
}

.product-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.2));
  pointer-events: none;
}

.product-img img {
  max-height: 100%;
  max-width: 80%;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 20px rgba(16, 185, 129, 0.25));
  transition: transform 0.5s var(--ease-out-expo);
}

.product-card:hover .product-img img {
  transform: scale(1.08) translateY(-2px);
}

.product-tag {
  display: inline-block;
  padding: 0.28rem 0.8rem;
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald-light);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.product-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.product-card .desc {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
  min-height: 3em;
  line-height: 1.55;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}

.product-spec .label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.product-spec .value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.2rem;
}

.product-purity {
  color: var(--accent-emerald-light);
  font-weight: 700;
  font-size: 1.15rem;
  margin-top: 0.2rem;
}

/* ============================================
   优势卡 - 高端感
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2.25rem 2.25rem 2rem;
  text-align: left;
  backdrop-filter: blur(20px);
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--gradient-emerald);
  opacity: 0.4;
  transition: opacity 0.4s var(--ease-out-expo);
}

.feature-card:hover {
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -16px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
  opacity: 1;
  width: 4px;
}

.feature-card-num {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-secondary);
  opacity: 0.15;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  line-height: 1;
  pointer-events: none;
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1.5rem;
  background: var(--gradient-emerald);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 28px var(--accent-emerald-glow);
  position: relative;
}

.feature-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent 50%);
  border-radius: 14px;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  color: #fff;
  position: relative;
  z-index: 1;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
}

.feature-sub {
  font-size: 0.85rem;
  color: var(--accent-emerald);
  font-weight: 500;
  margin-bottom: 1.25rem;
  letter-spacing: 0.01em;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.feature-list li svg {
  width: 14px;
  height: 14px;
  color: var(--accent-emerald);
  flex-shrink: 0;
  margin-top: 0.18rem;
}

.feature-metric {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--glass-border);
}

.metric-num {
  font-size: 1.85rem;
  font-weight: 800;
  background: var(--gradient-emerald);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  line-height: 1;
}

.metric-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

/* ============================================
   信任栏 - 数字计数
   ============================================ */
.trust-bar {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  text-align: center;
  backdrop-filter: blur(20px);
  margin: 3.5rem 0;
  position: relative;
  overflow: hidden;
}

.trust-bar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(16, 185, 129, 0.03), transparent);
  pointer-events: none;
}

.trust-stat {
  position: relative;
  z-index: 1;
}

.trust-stat .num {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-text);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.025em;
  animation: gradient-flow 4s ease infinite;
}

.trust-stat .label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 0.4rem;
  font-weight: 500;
}

/* ============================================
   Catalog Gate
   ============================================ */
.catalog-gate {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(16, 185, 129, 0.04));
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 28px;
  padding: 4rem 2.5rem;
  text-align: center;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.catalog-gate::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(245, 158, 11, 0.15), transparent 60%);
  pointer-events: none;
}

.catalog-gate > * {
  position: relative;
  z-index: 1;
}

.catalog-gate .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--accent-amber);
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.catalog-gate h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
}

.catalog-gate p {
  color: var(--text-secondary);
  max-width: 660px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.catalog-gate .actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   客户 logo 墙
   ============================================ */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  align-items: center;
  padding: 2rem 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin: 4rem 0;
}

.logo-wall .client-logo {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  opacity: 0.6;
  transition: opacity 0.3s;
}

.logo-wall .client-logo:hover {
  opacity: 1;
}

/* ============================================
   FAQ Accordion
   ============================================ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s var(--ease-out-expo);
}

.faq-item:hover {
  border-color: rgba(16, 185, 129, 0.2);
}

.faq-item.open {
  border-color: rgba(16, 185, 129, 0.4);
  background: var(--glass-bg-strong);
}

.faq-q {
  padding: 1.4rem 1.75rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  user-select: none;
}

.faq-q .icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-out-expo);
  flex-shrink: 0;
}

.faq-item.open .faq-q .icon {
  background: var(--gradient-emerald);
  border-color: transparent;
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  padding: 0;
  transition: max-height 0.4s var(--ease-out-expo), padding 0.3s;
}
.faq-item.open > .faq-a {
  max-height: 800px;
}

.faq-a-inner {
  padding: 0 1.75rem 0;
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 0.95rem;
  transition: padding 0.3s;
}
.faq-item.open .faq-a-inner {
  padding: 0 1.75rem 1.5rem;
}

/* ============================================
   产品详情页
   ============================================ */
.product-detail {
  display: block;
  padding: 2rem 0 0;
  align-items: start;
}
.product-detail > .product-detail-grid {
  margin-bottom: 0;
}

.product-detail-img {
  background:
    linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.05)),
    radial-gradient(circle at center, rgba(16, 185, 129, 0.08), transparent 70%);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  padding: 3.5rem;
  text-align: center;
  backdrop-filter: blur(20px);
  min-height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.product-detail-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(16, 185, 129, 0.02) 20px, rgba(16, 185, 129, 0.02) 40px);
  pointer-events: none;
}

.product-detail-img img {
  max-width: 90%;
  max-height: 400px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 12px 40px var(--accent-emerald-glow));
  transition: transform 0.6s var(--ease-out-expo);
  position: relative;
  z-index: 1;
}

.product-detail-img:hover img {
  transform: scale(1.05);
}

.product-detail h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.product-detail .tag {
  color: var(--accent-emerald-light);
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: block;
  font-size: 1.02rem;
}

.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0;
}

.spec-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 1.1rem 1.4rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s;
}

.spec-item:hover {
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateY(-2px);
}

.spec-item .label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

.spec-item .value {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.spec-item.highlight {
  border-color: rgba(16, 185, 129, 0.4);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(6, 182, 212, 0.04));
}

.spec-item.highlight .value {
  color: var(--accent-emerald-light);
}

.description-block {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.8;
  font-size: 0.98rem;
}

/* ============================================
   详情页 - 30 段正文（爬的数据）
   ============================================ */
.paragraphs-section {
  margin: 2.5rem 0;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.paragraphs-section .section-tag {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-emerald);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.paragraphs-section h3 {
  margin: 0 0 1.25rem;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.paragraphs-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.paragraph-item {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.92rem;
  padding-left: 1rem;
  border-left: 2px solid rgba(16, 185, 129, 0.25);
}

/* 关键词标签 */
.keywords-bar {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.keyword-chip {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 999px;
  color: var(--accent-emerald-light);
}

/* 价格字段（默认隐藏，admin 后台开启后显示） */
.price-block {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(16, 185, 129, 0.06));
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.price-block .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.price-block .value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-amber, #f59e0b);
}

.price-block .note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.action-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================
   页脚
   ============================================ */
.footer {
  background: var(--glass-bg-strong);
  border-top: 1px solid var(--glass-border);
  padding: 4.5rem 2rem 2rem;
  margin-top: 6rem;
  position: relative;
  z-index: 2;
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin: 1rem 0;
  max-width: 360px;
  line-height: 1.7;
  font-size: 0.92rem;
}

.footer h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.footer ul {
  list-style: none;
}

.footer ul li {
  margin-bottom: 0.65rem;
}

.footer ul a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  transition: color 0.2s;
}

.footer ul a:hover {
  color: var(--accent-emerald-light);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================
   筛选器
/* ============================================
   产品页左侧 sidebar 目录（60+ 产品列表）
   ============================================ */
.products-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  align-items: flex-start;
  position: relative;
}

.products-main { min-width: 0; }

.product-sidebar {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 110px);
  display: flex;
  flex-direction: column;
  background: var(--glass-bg, rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  border-radius: 16px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
  z-index: 20;
}

.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--glass-border, rgba(255,255,255,0.08));
}
.sidebar-head .sidebar-close { display: none; }

.sidebar-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
.sidebar-title i, .sidebar-title svg.feather {
  width: 18px !important; height: 18px !important;
  color: var(--accent-emerald, #10b981);
}

.sidebar-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.85rem 0.9rem;
  padding: 0 0.7rem 0 0.6rem;
  background: rgba(0,0,0,0.18);
  border: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  border-radius: 10px;
  height: 36px;
}
.sidebar-search:focus-within {
  border-color: var(--accent-emerald, #10b981);
  box-shadow: 0 0 0 2px rgba(16,185,129,0.18);
}
.sidebar-search i, .sidebar-search svg.feather {
  width: 14px !important; height: 14px !important;
  color: var(--text-secondary, #9ca3af);
  flex-shrink: 0;
}
.sidebar-search input {
  flex: 1; min-width: 0;
  background: transparent; border: none; outline: none;
  color: var(--text-primary, #fff);
  font-size: 0.85rem; font-family: inherit;
  height: 24px; padding: 0;
}

.sidebar-groups {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.25rem 0.4rem 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(16,185,129,0.35) transparent;
}
.sidebar-groups::-webkit-scrollbar { width: 6px; }
.sidebar-groups::-webkit-scrollbar-thumb {
  background: rgba(16,185,129,0.35);
  border-radius: 6px;
}
.sidebar-groups::-webkit-scrollbar-track { background: transparent; }

.sidebar-group {
  margin-top: 0.45rem;
  padding: 0 0.3rem;
}
.sidebar-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.5rem 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #9ca3af);
}
.sidebar-group-head .grp-name { display: flex; align-items: center; gap: 0.4rem; }
.sidebar-group-head .dot { width: 7px; height: 7px; border-radius: 50%; }
.dot-GMP { background: #10b981; box-shadow: 0 0 8px rgba(16,185,129,0.6); }
.dot-Research { background: #60a5fa; box-shadow: 0 0 8px rgba(96,165,250,0.55); }
.sidebar-group-head .grp-count {
  font-size: 0.7rem;
  background: rgba(255,255,255,0.06);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  color: var(--text-secondary, #9ca3af);
}

.sidebar-list { display: flex; flex-direction: column; gap: 1px; }

.sidebar-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary, #cbd5e1);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  border: 1px solid transparent;
  background: transparent;
  text-align: left;
  width: 100%;
  font-family: inherit;
}
.sidebar-item:hover {
  background: rgba(16,185,129,0.08);
  color: var(--text-primary, #fff);
  border-color: rgba(16,185,129,0.18);
}
.sidebar-item .name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-item .badge {
  font-size: 0.66rem;
  padding: 0.05rem 0.42rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary, #9ca3af);
  flex-shrink: 0;
}
.sidebar-item.coming { opacity: 0.6; }
.sidebar-item.coming:hover { opacity: 0.95; }
.sidebar-item.coming .badge { background: rgba(255,255,255,0.04); }
.sidebar-item.active {
  background: var(--gradient-emerald, linear-gradient(135deg,#10b981,#059669));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(16,185,129,0.3);
}
.sidebar-item.active .badge { background: rgba(0,0,0,0.22); color: #fff; }
.sidebar-item.unavailable {
  cursor: default;
  opacity: 0.55;
}
.sidebar-item.unavailable:hover {
  background: transparent;
  border-color: transparent;
  color: var(--text-secondary, #cbd5e1);
}

.sidebar-empty {
  padding: 1.5rem 0.8rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-secondary, #9ca3af);
}

.sidebar-foot {
  border-top: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  padding: 0.7rem 1rem 0.85rem;
  background: rgba(0,0,0,0.12);
}
.sidebar-foot-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  padding: 0.18rem 0;
  color: var(--text-secondary, #cbd5e1);
}
.sidebar-foot-row .dot { width: 7px; height: 7px; border-radius: 50%; }
.sidebar-foot-row .lbl { flex: 1; }
.sidebar-foot-row strong {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-primary, #fff);
}
.sidebar-foot-row.total {
  border-top: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  margin-top: 0.4rem;
  padding-top: 0.5rem;
}
.sidebar-foot-row.total strong { color: var(--accent-emerald, #10b981); }

/* sidebar 切换按钮 (mobile) */
.sidebar-toggle {
  display: none;
}

/* ============================================
   Mobile: sidebar 变抽屉
   ============================================ */
.sidebar-backdrop {
  display: none;
}

@media (max-width: 960px) {
  .products-layout { grid-template-columns: 1fr; gap: 1.25rem; }
  .product-sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: min(320px, 88vw);
    max-height: 100vh;
    border-radius: 0;
    transform: translateX(-100%);
    transition: transform 0.28s var(--ease-out-expo, ease-out);
    z-index: 90;
  }
  .product-sidebar.is-open { transform: translateX(0); }
  .sidebar-backdrop {
    display: block;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(2px);
    opacity: 0; pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 80;
  }
  .sidebar-backdrop.is-open { opacity: 1; pointer-events: auto; }
  .sidebar-head .sidebar-close { display: inline-flex; }

  .sidebar-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.6rem 1rem;
    background: var(--glass-bg, rgba(255,255,255,0.05));
    border: 1px solid var(--glass-border, rgba(255,255,255,0.08));
    border-radius: 12px;
    color: var(--text-primary, #fff);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    backdrop-filter: blur(10px);
    width: 100%;
    justify-content: center;
    font-family: inherit;
  }
  .sidebar-toggle i, .sidebar-toggle svg.feather {
    width: 16px !important; height: 16px !important;
    color: var(--accent-emerald, #10b981);
  }
  .sidebar-toggle-count {
    background: var(--accent-emerald, #10b981);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    margin-left: auto;
  }
}

   ============================================ */
.filter-bar {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  justify-content: center;
  align-items: center;
}

/* ===== Mobile: filter chips 横滑 ===== */
@media (max-width: 768px) {
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 0 0.5rem;
  }
  .filter-search {
    align-self: flex-start;
    height: 44px !important;
    max-height: 44px !important;
    min-height: 44px !important;
    flex: 0 0 44px !important;
  }
  .filter-search {
    flex: none;
    max-width: none;
    min-width: 0;
    width: 100%;
    height: 44px;
  }
  .filter-chips {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    padding: 0.4rem 0.1rem 0.6rem;
    margin: 0 -0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    scroll-padding-left: 0.5rem;
    mask-image: linear-gradient(to right, transparent 0, #000 12px, #000 calc(100% - 24px), transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 12px, #000 calc(100% - 24px), transparent 100%);
  }
  .filter-chips::-webkit-scrollbar { display: none; }
  .filter-chip {
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 0.5rem 1.1rem;
    font-size: 0.85rem;
    white-space: nowrap;
  }
  .filter-chip .chip-count { margin-left: 0.4rem; }
}

.filter-search {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  padding: 0 1rem 0 0.85rem;
  backdrop-filter: blur(10px);
  flex: 1 1 280px;
  max-width: 420px;
  min-width: 220px;
  height: 44px;
  transition: all 0.2s;
}
.filter-search:focus-within {
  border-color: var(--accent-emerald, #10b981);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.15);
}
.filter-search > i,
.filter-search > svg.feather {
  color: var(--text-secondary);
  width: 16px !important;
  height: 16px !important;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}
.filter-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  min-width: 0;
  height: 26px;
  padding: 0;
  align-self: center;
}
.filter-search input::placeholder { color: var(--text-secondary); opacity: 0.75; }
.filter-search #product-search-clear {
  background: var(--glass-border);
  border: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
}
.filter-search #product-search-clear:hover { background: rgba(239,68,68,0.15); color: #ef4444; }
.filter-chips { display: flex; gap: 0.6rem; flex-wrap: wrap; justify-content: center; }
.filter-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}
.filter-empty i { width: 32px; height: 32px; opacity: 0.5; margin-bottom: 8px; }

.filter-chip {
  padding: 0.55rem 1.3rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.25s var(--ease-out-expo);
  backdrop-filter: blur(10px);
}

.filter-chip:hover {
  color: var(--text-primary);
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateY(-1px);
}

.filter-chip.active {
  background: var(--gradient-emerald);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px var(--accent-emerald-glow);
}

.filter-chip .chip-count {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.1rem 0.5rem;
  font-size: 0.72rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 999px;
  color: var(--text-secondary);
}

.filter-chip.active .chip-count {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* ============================================
   WhatsApp 浮动按钮 - 带 label
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem 0.75rem 0.75rem;
  background: #25D366;
  border-radius: 100px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 50;
  cursor: pointer;
  transition: transform 0.25s var(--ease-out-expo);
  animation: wa-pulse 2.5s infinite;
}

.wa-float .wa-icon {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wa-float .wa-label {
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  padding-right: 0.5rem;
}

.wa-float:hover {
  transform: scale(1.05);
}

@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4), 0 0 0 0 rgba(37, 211, 102, 0.5); }
  50% { box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4), 0 0 0 16px rgba(37, 211, 102, 0); }
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-actions .btn:not(.lang-switch) { display: none; }
  .product-detail { grid-template-columns: 1fr; gap: 2rem; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 4rem 1.5rem 3rem; }
  .section { padding: 3.5rem 0; }
  .spec-grid { grid-template-columns: 1fr; }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
  .wa-float .wa-label { display: none; }
  .wa-float { padding: 0; }
  .wa-float .wa-icon { margin: 0.6rem; }
}

/* ============================================
   选择高亮
   ============================================ */
::selection {
  background: rgba(16, 185, 129, 0.3);
  color: var(--text-primary);
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent-emerald), #059669);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-emerald-light);
}
/* ============================================
   法律页样式
   ============================================ */
.legal-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem 2rem;
  min-height: calc(100vh - 200px);
}
.legal-container h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.legal-container .updated {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 2.5rem;
}
.legal-container h2 {
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
  color: var(--accent-emerald-light);
  font-weight: 600;
}
.legal-container p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}
.legal-container ul {
  list-style: disc;
  padding-left: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 1rem;
}
.legal-container ul li { margin-bottom: 0.4rem; }
.legal-container a {
  color: var(--accent-emerald-light);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent-emerald);
}
.legal-container a:hover { color: #fff; border-bottom-style: solid; }
.legal-notice {
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid var(--accent-amber);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-primary);
  border-radius: 0 8px 8px 0;
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ============================================
   Cookie 同意条
   ============================================ */
.cookie-banner {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  max-width: 380px;
  background: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border-strong);
  border-radius: 14px;
  padding: 1rem 1.15rem;
  display: none;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  z-index: 90;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  font-size: 0.82rem;
}
.cookie-banner.show { display: flex; }
.cookie-banner .cookie-text {
  color: var(--text-secondary);
  line-height: 1.45;
}
.cookie-banner .cookie-text a {
  color: var(--accent-emerald-light);
  text-decoration: underline;
}
.cookie-banner .cookie-text strong {
  color: var(--text-primary);
}
.cookie-banner .cookie-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  margin-top: 4px;
}
.cookie-banner .cookie-actions button {
  padding: 0.5rem 1rem;
  font-size: 0.82rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
}
.cookie-banner .accept-btn {
  background: var(--accent-emerald);
  color: #fff;
}
.cookie-banner .reject-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}
@media (max-width: 640px) {
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .cookie-banner .cookie-actions { justify-content: center; }
}

/* ===== Newsletter 订阅区 ===== */
.newsletter-section {
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.06), rgba(20, 184, 166, 0.02));
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  margin: 3rem 0;
}
.newsletter-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.newsletter-inner h2 {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.newsletter-inner p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}
.newsletter-form {
  display: flex;
  gap: 0.6rem;
  max-width: 480px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.newsletter-form input {
  flex: 1;
  min-width: 240px;
  padding: 0.85rem 1.1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border-strong);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all 0.2s;
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.06);
}
.newsletter-form button {
  padding: 0.85rem 1.5rem;
}
.newsletter-status {
  margin-top: 1rem;
  font-size: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0;
  border-radius: 12px;
  background: transparent;
  transition: all 0.3s ease;
  overflow: hidden;
}
.newsletter-status:empty {
  display: none;
}
.newsletter-status.success {
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, #0B6E4F, #21897E);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 8px 24px rgba(11, 110, 79, 0.3);
  animation: nl-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.newsletter-status.error {
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 8px 24px rgba(220, 38, 38, 0.3);
  animation: nl-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.newsletter-status.success::before {
  content: "\2713";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  font-size: 14px;
  font-weight: 900;
  flex-shrink: 0;
}
.newsletter-status.error::before {
  content: "\26A0";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  font-size: 13px;
  flex-shrink: 0;
}
@keyframes nl-pop {
  0% { transform: scale(0.85); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}
.newsletter-form button.btn-success {
  background: linear-gradient(135deg, #0B6E4F, #21897E) !important;
  color: #fff !important;
  cursor: default !important;
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(11, 110, 79, 0.3) !important;
}

/* ===== 联系表单 ===== */
.contact-form .field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.contact-form .field {
  margin-bottom: 1rem;
}
.contact-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border-strong);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.06);
}
.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}
.contact-form button {
  margin-top: 0.5rem;
}
@media (max-width: 600px) {
  .contact-form .field-row { grid-template-columns: 1fr; }
}

/* ===== 产品评价 ===== */
.reviews-list {
  display: grid;
  gap: 1rem;
}
.review-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 1.25rem;
  transition: all 0.2s;
}
.review-card:hover {
  border-color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.04);
}
.review-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.review-stars {
  color: #fbbf24;
  font-size: 1rem;
  letter-spacing: 2px;
}
.review-meta {
  color: var(--text-secondary);
  font-size: 0.85rem;
}
.review-content {
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 0.95rem;
}
.reviews-empty {
  color: var(--text-secondary);
  text-align: center;
  padding: 2rem;
  font-style: italic;
}

/* ============================================
   报价 CTA (取代原价格展示)
   ============================================ */
.price-block.quote-only {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.04));
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.price-block.quote-only .value {
  color: var(--accent-emerald-light);
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}
.price-block.quote-only .note {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
  margin: 0.5rem 0 1rem;
}
.price-quote-btn,
.price-quote-pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 8px;
}
.price-quote-pdf {
  background: transparent !important;
  border: 1px solid var(--glass-border) !important;
}

/* ============ 产品卡 From Quote 角标 + CTA 行 ============ */
.product-price-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 4px 10px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.95), rgba(6, 182, 212, 0.95));
  color: #0a0e17;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  pointer-events: none;
  transition: transform 0.3s var(--ease-out-expo);
}
.product-card:hover .product-price-tag {
  transform: translateY(-2px) scale(1.04);
}
.product-cta-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color, rgba(255,255,255,0.06));
  min-height: 32px;
}
.cta-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald-light, #10b981);
  transition: all 0.3s var(--ease-out-expo);
}
.product-card:hover .cta-arrow {
  background: rgba(16, 185, 129, 0.95);
  color: #0a0e17;
  transform: translateX(4px);
}

/* ============================================
   Contact / Form 页样式
   ============================================ */
.page-hero {
  padding: 4rem 0 2rem;
  text-align: center;
  background:
    radial-gradient(circle at 30% 0%, rgba(16, 185, 129, 0.1), transparent 50%),
    radial-gradient(circle at 70% 0%, rgba(6, 182, 212, 0.08), transparent 50%);
}
.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin: 0.75rem 0 1rem;
  letter-spacing: -0.02em;
}
.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  margin-top: 2rem;
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
}
.contact-channels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  align-self: start;  /* 不被 grid 拉伸, 高度按内容 */
  position: sticky;
  top: 80px;
}
.channel-card {
  background: var(--card-bg, rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-lg, 14px);
  padding: 0.7rem 0.85rem;
  transition: border-color 0.3s, transform 0.3s;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.channel-card:hover {
  border-color: rgba(16, 185, 129, 0.4);
  transform: translateY(-2px);
}
.channel-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.18), rgba(6, 182, 212, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-emerald-light, #10b981);
  margin-bottom: 0.35rem;
}
.channel-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}
.channel-card p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.45;
}
.channel-btn {
  width: 100%;
  justify-content: center;
  font-size: 0.8rem;
  padding: 0.5rem 0.6rem;
  margin-top: auto;
}

@media (max-width: 900px) {
  .contact-channels {
    grid-template-columns: 1fr;
  }
}

.channel-meta {
  margin-top: 0.5rem;
  font-size: 0.72rem;
  color: var(--text-muted, #888);
  display: none;  /* 默认隐藏节省空间 */
}
@media (min-width: 1100px) {
  .channel-meta { display: block; }
}

.quote-form {
  background: var(--card-bg, rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-lg, 14px);
  padding: 2rem;
}
.quote-form h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.form-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}
.quote-form label {
  display: flex;
  flex-direction: column;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  gap: 0.4rem;
}
.quote-form input,
.quote-form select,
.quote-form textarea {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.1));
  color: var(--text-primary, #fff);
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
}
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  outline: none;
  border-color: var(--accent-emerald-light, #10b981);
  background: rgba(0, 0, 0, 0.35);
}
.quote-form textarea {
  resize: vertical;
  min-height: 100px;
}
.form-disclaimer {
  display: flex;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0.5rem 0 1.25rem;
}
.form-disclaimer svg {
  flex-shrink: 0;
  color: #f59e0b;
  margin-top: 2px;
}
.form-submit {
  width: 100%;
  justify-content: center;
  padding: 0.85rem;
  font-size: 0.95rem;
}
.form-status {
  margin-top: 1.25rem;
  font-size: 0;
  display: none;
}
.form-status.success,
.form-status.error {
  display: block;
  padding: 18px 20px;
  border-radius: 12px;
  font-size: 14px;
  color: #fff;
  animation: nl-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.form-status.success {
  background: linear-gradient(135deg, #0B6E4F, #21897E);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 8px 24px rgba(11, 110, 79, 0.25);
}
.form-status.error {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 8px 24px rgba(220, 38, 38, 0.25);
}
.form-status a#wa-fallback-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.5) !important;
  transition: all 0.2s ease;
}

.contact-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
}
@media (max-width: 600px) {
  .contact-stats { grid-template-columns: repeat(2, 1fr); }
}
.contact-stat {
  text-align: center;
}
.contact-stat strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-emerald-light, #10b981);
  letter-spacing: -0.02em;
}
.contact-stat span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted, #888);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* light theme adjustments */
[data-theme="light"] .quote-form input,
[data-theme="light"] .quote-form select,
[data-theme="light"] .quote-form textarea {
  background: rgba(255, 255, 255, 0.8);
  color: #0a0e17;
}

/* ============================================
   FAQ 页样式
   ============================================ */
.faq-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color, rgba(255,255,255,0.08));
}
.faq-cat-btn {
  padding: 0.55rem 1.1rem;
  background: transparent;
  border: 1px solid var(--border-color, rgba(255,255,255,0.12));
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
}
.faq-cat-btn:hover {
  border-color: rgba(16, 185, 129, 0.5);
  color: var(--accent-emerald-light, #10b981);
}
.faq-cat-btn.active {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.95), rgba(6, 182, 212, 0.95));
  color: #0a0e17;
  border-color: transparent;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.faq-item {
  background: var(--card-bg, rgba(255,255,255,0.03));
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 14px);
  overflow: hidden;
  transition: border-color 0.25s;
}
.faq-item[open] {
  border-color: rgba(16, 185, 129, 0.3);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  list-style: none;
  user-select: none;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { display: none; content: ''; }
.faq-q { flex: 1; line-height: 1.45; }
.faq-chevron {
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-out-expo);
  color: var(--text-muted);
}
.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent-emerald-light, #10b981);
}
.faq-item[open] > .faq-a {
  padding: 0 1.4rem 1.3rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  max-height: 800px;
}
.faq-a p { margin-bottom: 0.75rem; }
.faq-a p:last-child { margin-bottom: 0; }
.faq-a ul {
  list-style: disc;
  padding-left: 1.4rem;
  margin: 0.5rem 0 0.85rem;
}
.faq-a ul li { margin-bottom: 0.35rem; }
.faq-a strong { color: var(--accent-emerald-light, #10b981); font-weight: 600; }
.faq-a a {
  color: var(--accent-emerald-light, #10b981);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.faq-a em { color: var(--accent-amber, #f59e0b); font-style: normal; font-weight: 600; }

.faq-cta {
  text-align: center;
  margin-top: 3.5rem;
  padding: 2.5rem 2rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(6, 182, 212, 0.04));
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-lg, 14px);
}
.faq-cta h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.faq-cta p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}
.faq-cta-actions {
  display: flex;
  gap: 0.85rem;
  justify-content: center;
  flex-wrap: wrap;
}

[data-theme="light"] .faq-item summary { color: #0a0e17; }
[data-theme="light"] .faq-a { color: #4b5563; }

/* ============================================
   Shipping 页样式
   ============================================ */
.ship-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
}
@media (max-width: 700px) { .ship-stats { grid-template-columns: repeat(2, 1fr); } }
.ship-stat {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.25rem;
  background: var(--card-bg, rgba(255,255,255,0.03));
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 12px);
}
.ship-stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.18), rgba(6, 182, 212, 0.12));
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-emerald-light, #10b981);
  flex-shrink: 0;
}
.ship-stat strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.ship-stat span {
  font-size: 0.75rem;
  color: var(--text-muted, #888);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.ship-block { margin-bottom: 3.5rem; }
.ship-block h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.ship-block-sub {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

.ship-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 12px);
}
.ship-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 720px;
}
.ship-table thead {
  background: rgba(16, 185, 129, 0.08);
}
.ship-table th {
  text-align: left;
  padding: 1rem 1.2rem;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color, rgba(255,255,255,0.1));
}
.ship-table td {
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border-color, rgba(255,255,255,0.05));
  vertical-align: top;
}
.ship-table tbody tr:last-child td { border-bottom: 0; }
.ship-table tbody tr:hover { background: rgba(16, 185, 129, 0.04); }
.ship-sub { color: var(--text-muted, #888); font-size: 0.82rem; }
.ship-note {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}
.ship-note svg { flex-shrink: 0; color: #f59e0b; margin-top: 2px; }

.ship-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.ship-feature {
  padding: 1.5rem;
  background: var(--card-bg, rgba(255,255,255,0.03));
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 12px);
  transition: border-color 0.25s;
}
.ship-feature:hover {
  border-color: rgba(16, 185, 129, 0.3);
}
.ship-feature-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(6, 182, 212, 0.08));
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-emerald-light, #10b981);
  margin-bottom: 0.85rem;
}
.ship-feature h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.ship-feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.doc-card svg {
  width: 28px; height: 28px;
  color: var(--accent-emerald-light, #10b981);
  margin-bottom: 0.6rem;
}
.doc-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}
.doc-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.ship-tracking {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
}
@media (max-width: 900px) { .ship-tracking { grid-template-columns: 1fr; } }
.track-step {
  text-align: center;
  padding: 1.25rem 1rem;
  background: var(--card-bg, rgba(255,255,255,0.03));
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 12px);
  position: relative;
}
.track-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-emerald, #10b981), var(--accent-cyan, #06b6d4));
  color: #0a0e17;
  font-weight: 800;
  font-size: 0.95rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 0.75rem;
}
.track-step h4 {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.track-step p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.ship-restrictions {
  padding: 1.75rem;
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-lg, 12px);
}
.ship-restrictions h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.ship-restrictions h2 svg { color: #f59e0b; }
.ship-restrictions ul {
  list-style: disc;
  padding-left: 1.4rem;
  margin: 0.75rem 0 1rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}
.ship-restrictions ul li { margin-bottom: 0.4rem; }
.ship-restrictions p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-top: 0.5rem;
}

[data-theme="light"] .ship-stat strong,
[data-theme="light"] .ship-feature h3,
[data-theme="light"] .track-step h4,
[data-theme="light"] .doc-card h4 { color: #0a0e17; }

/* ============================================
   产品详情页增强块（PubChem / HPLC / Apps / Related）
   ============================================ */
.compound-info, .hplc-info, .applications-info, .related-products {
  margin-top: 2.5rem;
  padding: 1.75rem;
  background: var(--card-bg, rgba(255,255,255,0.03));
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: var(--radius-lg, 14px);
}
.compound-info h3, .hplc-info h3, .applications-info h3, .related-products h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.1rem;
}

.compound-grid, .hplc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
}
.compound-item, .hplc-item {
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color, rgba(255,255,255,0.06));
  border-radius: 10px;
}
.compound-item.highlight, .hplc-item.highlight {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(6, 182, 212, 0.08));
  border-color: rgba(16, 185, 129, 0.3);
}
.compound-item .label, .hplc-item .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted, #888);
  margin-bottom: 0.3rem;
}
.compound-item .value, .hplc-item .value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}
.compound-item .value a {
  color: var(--accent-emerald-light, #10b981);
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}

.synonyms-bar {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.synonyms-bar .label {
  font-size: 0.78rem;
  color: var(--text-muted, #888);
  margin-right: 0.3rem;
}
.synonym-chip {
  padding: 0.3rem 0.7rem;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: 999px;
  font-size: 0.78rem;
  color: #06b6d4;
  font-family: 'SF Mono', 'JetBrains Mono', monospace;
}

.hplc-note {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(16, 185, 129, 0.06);
  border-left: 3px solid var(--accent-emerald, #10b981);
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.apps-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.app-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.05));
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}
.app-chip svg {
  width: 14px;
  height: 14px;
  color: var(--accent-emerald, #10b981);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.related-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color, rgba(255,255,255,0.08));
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.25s;
  gap: 0.8rem;
}
.related-card:hover {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.05);
  transform: translateX(4px);
}
.related-name {
  font-weight: 600;
  font-size: 0.95rem;
}
.related-arrow svg {
  width: 18px;
  height: 18px;
  color: var(--accent-emerald, #10b981);
  flex-shrink: 0;
}

[data-theme="light"] .compound-item .value,
[data-theme="light"] .hplc-item .value,
[data-theme="light"] .related-name { color: #0a0e17; }

/* ============================================
   全局中文 / CJK 字体兜底（Android + 小米/华为/微信）
   ============================================ */
:root {
  --font-cjk: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'WenQuanYi Micro Hei', 'Noto Sans CJK SC', 'Noto Sans SC', 'Source Han Sans SC', sans-serif;
}
html[lang="zh"], html[lang="zh-CN"], html[lang="hi"] {
  font-family: var(--font-cjk);
}
html[lang="zh"] body, html[lang="zh-CN"] body, html[lang="hi"] body {
  font-family: var(--font-cjk);
}

/* =============================================
   Products Page Mobile Adaptation
   ============================================= */
@media (max-width: 768px) {
  /* Hero 缩小 */
  .hero {
    padding: 4rem 1.25rem 2rem !important;
    min-height: auto !important;
  }
  .hero h1 {
    font-size: clamp(2rem, 9vw, 3rem) !important;
    line-height: 1.1 !important;
    margin-bottom: 1rem !important;
  }
  .hero p {
    font-size: 0.95rem !important;
    line-height: 1.5 !important;
    padding: 0 0.25rem;
  }
  .hero-badge {
    font-size: 0.78rem !important;
    padding: 0.4rem 0.9rem !important;
  }

  /* Section 内边距 */
  .section {
    padding: 2.5rem 0 !important;
  }
  .container {
    padding: 0 1rem !important;
  }

  /* Product grid：单列 + gap 加大 */
  .product-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    padding: 0 !important;
  }

  /* Product card：padding + 触摸区域 */
  .product-card {
    padding: 1.1rem !important;
    border-radius: 12px !important;
  }
  .product-card .product-img {
    aspect-ratio: 4/3 !important;
    margin-bottom: 0.85rem !important;
  }
  .product-card h3 {
    font-size: 1.05rem !important;
    line-height: 1.25 !important;
    margin-bottom: 0.5rem !important;
  }
  .product-card .desc {
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    margin-bottom: 0.75rem !important;
    -webkit-line-clamp: 2 !important;
  }
  .product-card .meta {
    flex-wrap: wrap !important;
    gap: 0.4rem 0.6rem !important;
    font-size: 0.78rem !important;
  }
  .product-card .price {
    font-size: 1.4rem !important;
    margin-top: 0.6rem !important;
  }
  .product-card .card-actions {
    flex-direction: column !important;
    gap: 0.5rem !important;
    margin-top: 0.9rem !important;
  }
  .product-card .card-actions .btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 0.7rem 1rem !important;
    font-size: 0.85rem !important;
  }

  /* 空状态 */
  .filter-empty {
    padding: 2.5rem 1rem !important;
    font-size: 0.9rem;
  }

  /* Footer mobile 排版优化 */
  .footer {
    padding: 2.5rem 1.25rem 1.5rem !important;
    margin-top: 3rem !important;
  }
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 1.75rem !important;
    margin-bottom: 2rem !important;
  }

  /* Logo + tagline 区 */
  .footer-brand .logo {
    margin-bottom: 0.75rem !important;
  }
  .footer-brand .logo-text {
    font-size: 1.25rem !important;
  }
  .footer-brand p {
    font-size: 0.88rem !important;
    line-height: 1.6 !important;
    margin: 0.5rem 0 1rem !important;
    max-width: none !important;
    opacity: 0.85;
  }

  /* 每一列：标题 + 可折叠列表 */
  .footer-col {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 1.25rem;
  }
  .footer-col:first-of-type {
    border-top: none;
    padding-top: 0;
  }
  .footer-col h4 {
    font-size: 0.78rem !important;
    letter-spacing: 0.14em !important;
    margin-bottom: 0.9rem !important;
    color: var(--text-primary) !important;
    font-weight: 700 !important;
  }
  .footer ul {
    margin: 0;
    padding: 0;
  }
  .footer ul li {
    margin-bottom: 0.55rem !important;
  }
  .footer ul a {
    font-size: 0.88rem !important;
    line-height: 1.4 !important;
    color: var(--text-secondary) !important;
  }

  /* Bottom bar：居中、压缩 */
  .footer-bottom {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: 0.6rem !important;
    padding-top: 1.5rem !important;
    font-size: 0.78rem !important;
    line-height: 1.5 !important;
  }
  .footer-bottom > * {
    margin: 0;
  }

  /* WhatsApp 浮动按钮 */
  .wa-float {
    bottom: 1rem !important;
    right: 1rem !important;
    padding: 0.7rem 1.1rem !important;
  }
  .wa-label {
    font-size: 0.85rem !important;
  }
}

/* =============================================
   Search Box Polish (全局 + Mobile)
   ============================================= */
.filter-search {
  position: relative;
  background: var(--glass-bg, rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  border-radius: 100px;
  padding: 0 1rem 0 0.85rem;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  height: 44px;
  transition: all 0.2s;
}
.filter-search:focus-within {
  border-color: var(--accent-emerald, #10b981);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}
.filter-search > i {
  color: var(--text-secondary, #94a3b8);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.filter-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary, #f1f5f9);
  font-size: 0.9rem;
  font-family: inherit;
  min-width: 0;
  height: 26px;
  padding: 0;
  align-self: center;
}
.filter-search input::placeholder {
  color: var(--text-secondary, #94a3b8);
  opacity: 0.7;
}
.filter-search #product-search-clear {
  background: rgba(255,255,255,0.08);
  border: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-secondary, #94a3b8);
  font-size: 14px;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
  transition: all 0.15s;
}
.filter-search #product-search-clear:hover {
  background: rgba(239,68,68,0.18);
  color: #ef4444;
}

/* 移动端 */
@media (max-width: 768px) {
  .filter-search {
    height: 40px;
    padding: 0 0.85rem 0 0.75rem;
  }
  .filter-search > i {
    width: 14px;
    height: 14px;
  }
  .filter-search input {
    font-size: 0.85rem;
  }
  .filter-search input::placeholder {
    font-size: 0.82rem;
  }
}

/* =============================================
   Index Mobile Comprehensive Polish
   ============================================= */
@media (max-width: 768px) {

  /* Hero */
  .hero {
    padding: 5rem 1.25rem 3rem !important;
    min-height: auto !important;
  }
  .hero h1 {
    font-size: clamp(1.85rem, 8vw, 2.5rem) !important;
    line-height: 1.15 !important;
    margin-bottom: 1rem !important;
  }
  .hero h1 .word { white-space: nowrap; }
  .hero p {
    font-size: 0.95rem !important;
    line-height: 1.55 !important;
    margin-bottom: 1.5rem !important;
  }
  .hero-badge {
    font-size: 0.75rem !important;
    padding: 0.4rem 0.85rem !important;
    margin-bottom: 1rem !important;
  }
  .hero-actions {
    flex-direction: column !important;
    width: 100% !important;
    gap: 0.65rem !important;
  }
  .hero-actions .btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 0.85rem 1.2rem !important;
    font-size: 0.92rem !important;
  }

  /* Trust bar 数字 */
  .trust-bar {
    padding: 1.5rem 1rem !important;
    gap: 0.5rem !important;
  }
  .trust-bar .trust-item {
    padding: 0.4rem !important;
  }
  .trust-bar .trust-num {
    font-size: 1.4rem !important;
  }
  .trust-bar .trust-label {
    font-size: 0.7rem !important;
    letter-spacing: 0.04em !important;
  }

  /* Section 通用 */
  .section { padding: 3rem 0 !important; }
  .section-header {
    margin-bottom: 2rem !important;
  }
  .section-header h2 {
    font-size: 1.6rem !important;
    line-height: 1.2 !important;
  }
  .section-header p {
    font-size: 0.9rem !important;
    line-height: 1.55 !important;
    padding: 0 0.5rem !important;
  }

  /* Features 4 卡（已改） */
  .features-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }
  .feature-card {
    padding: 1.25rem !important;
  }
  .feature-card h3 {
    font-size: 1.05rem !important;
  }
  .feature-card .feature-sub {
    font-size: 0.85rem !important;
  }
  .feature-card .feature-list li {
    font-size: 0.82rem !important;
  }
  .feature-card .feature-metric .metric-num {
    font-size: 1.7rem !important;
  }

  /* Products preview 网格 */
  .products-grid,
  .product-grid,
  .preview-grid {
    grid-template-columns: 1fr !important;
    gap: 1.1rem !important;
  }

  /* Logos 栏 */
  .logos-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1rem !important;
    padding: 1.5rem 1rem !important;
  }
  .logo-item {
    font-size: 0.85rem !important;
    padding: 0.5rem !important;
  }

  /* FAQ 折叠 */
  .faq-item {
    padding: 1rem !important;
  }
  .faq-question {
    font-size: 0.92rem !important;
    line-height: 1.4 !important;
    padding-right: 1.5rem !important;
  }
  .faq-answer {
    font-size: 0.85rem !important;
    line-height: 1.55 !important;
  }

  /* Newsletter */
  .newsletter-section {
    padding: 2.5rem 1.25rem !important;
    margin: 0 0.75rem !important;
    border-radius: 16px !important;
  }
  .newsletter-section h2 {
    font-size: 1.4rem !important;
    line-height: 1.25 !important;
  }
  .newsletter-section p {
    font-size: 0.88rem !important;
    line-height: 1.5 !important;
  }
  .newsletter-form {
    flex-direction: column !important;
    gap: 0.5rem !important;
  }
  .newsletter-form input,
  .newsletter-form button {
    width: 100% !important;
    padding: 0.8rem 1rem !important;
    font-size: 0.9rem !important;
  }
}

/* =============================================
   Product Detail Page v3.0 (参考 pepnexa.com 重做)
   ============================================= */

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.2s;
}
.breadcrumbs a:hover {
  color: var(--accent-emerald, #10b981);
}
.breadcrumbs a i { width: 14px; height: 14px; }
.bc-sep { color: var(--text-muted, rgba(255,255,255,0.3)); }
.bc-current {
  color: var(--text-primary);
  font-weight: 600;
}

/* Top grid: image + info */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.product-detail-img {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2rem;
  position: sticky;
  top: 6rem;
}
.product-detail-img img {
  width: 100%;
  border-radius: 12px;
  display: block;
}

.product-info { padding-top: 0.5rem; }

/* Badges */
.product-badges {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 100px;
  background: rgba(16,185,129,0.12);
  color: var(--accent-emerald-light, #34d399);
  border: 1px solid rgba(16,185,129,0.3);
}
.badge-pill i { width: 14px; height: 14px; }
.badge-pill.badge-coa {
  background: rgba(245,158,11,0.1);
  color: #fbbf24;
  border-color: rgba(245,158,11,0.3);
}
.badge-pill.badge-cat {
  background: rgba(99,102,241,0.1);
  color: #a5b4fc;
  border-color: rgba(99,102,241,0.3);
}

.product-info h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  margin: 0.5rem 0;
  color: var(--text-primary);
}
.product-tagline {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.55;
  margin-bottom: 1rem;
  font-style: italic;
}

/* Keywords chips */
.keywords-bar {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}
.keyword-chip {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  padding: 0.25rem 0.7rem;
  font-size: 0.75rem;
  border-radius: 100px;
  color: var(--text-secondary);
}

/* Spec grid (compact 3-col) */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.spec-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 0.85rem 1rem;
  border-radius: 10px;
  transition: border-color 0.2s;
}
.spec-item:hover {
  border-color: var(--accent-emerald, #10b981);
}
.spec-item.highlight {
  background: linear-gradient(135deg, rgba(16,185,129,0.12), rgba(16,185,129,0.04));
  border-color: rgba(16,185,129,0.4);
}
.spec-item .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  font-weight: 600;
}
.spec-item .value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Features & Highlights section */
.product-features-section {
  margin: 4rem 0;
}
.features-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.feature-block {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 1.75rem;
  border-radius: 14px;
}
.feature-block h3 {
  font-size: 1.15rem;
  margin: 0.5rem 0 1rem;
  color: var(--text-primary);
}
.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.feature-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
}
.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-emerald, #10b981);
  font-weight: 700;
}
.feature-list li strong {
  color: var(--text-primary);
  font-weight: 600;
  margin-right: 0.3rem;
}

/* Quality block 3-col */
.quality-block .feature-list-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1rem;
}
.quality-block .feature-list-3 li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding-left: 0;
  padding: 1rem;
  background: rgba(255,255,255,0.025);
  border-radius: 10px;
  border: 1px solid var(--glass-border);
}
.quality-block .feature-list-3 li::before {
  content: none;
}
.quality-block .feature-list-3 li i {
  width: 32px;
  height: 32px;
  padding: 6px;
  background: rgba(16,185,129,0.15);
  color: var(--accent-emerald-light, #34d399);
  border-radius: 8px;
  flex-shrink: 0;
}
.quality-block .feature-list-3 li strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}
.quality-block .feature-list-3 li span {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* Tabs */
.product-tabs {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 1.5rem;
  margin: 3rem 0;
}
.tab-headers {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
  flex-wrap: wrap;
}
.tab-header {
  background: transparent;
  border: none;
  padding: 0.75rem 1.25rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  font-family: inherit;
}
.tab-header:hover {
  color: var(--text-primary);
}
.tab-header.active {
  color: var(--accent-emerald, #10b981);
  border-bottom-color: var(--accent-emerald, #10b981);
}
.tab-body {
  display: none;
}
.tab-body.active {
  display: block;
}

/* Contact CTA */
.product-contact-cta {
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(99,102,241,0.06));
  border: 1px solid rgba(16,185,129,0.25);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  margin: 3rem 0;
}
.product-contact-cta h3 {
  font-size: 1.5rem;
  margin: 0.5rem 0 0.75rem;
  color: var(--text-primary);
}
.product-contact-cta p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.55;
}
.contact-cta-buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.contact-cta-buttons .btn {
  padding: 0.85rem 1.5rem;
}
.contact-cta-trust {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.contact-cta-trust span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}
.contact-cta-trust i {
  width: 16px;
  height: 16px;
  color: var(--accent-emerald-light, #34d399);
}

/* Action buttons inline (under info) */
.product-info .action-buttons {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* Related products (existing) */
.related-products {
  margin: 4rem 0 2rem;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
.related-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s;
  font-weight: 600;
}
.related-card:hover {
  border-color: var(--accent-emerald, #10b981);
  transform: translateY(-2px);
}
.related-card i {
  width: 18px;
  height: 18px;
  color: var(--accent-emerald, #10b981);
}

/* Mobile product page */
@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .product-detail-img {
    position: relative;
    top: 0;
  }
  .product-info h1 {
    font-size: 1.75rem !important;
  }
  .spec-grid {
    grid-template-columns: 1fr 1fr;
  }
  .features-grid-2col {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .quality-block .feature-list-3 {
    grid-template-columns: 1fr;
  }
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
  .product-contact-cta {
    padding: 1.75rem 1.25rem;
  }
  .product-contact-cta h3 {
    font-size: 1.25rem;
  }
  .contact-cta-buttons {
    flex-direction: column;
  }
  .contact-cta-buttons .btn {
    width: 100%;
    justify-content: center;
  }
  .tab-header {
    padding: 0.6rem 0.85rem;
    font-size: 0.85rem;
  }
  .breadcrumbs {
    font-size: 0.78rem;
  }
}

/* ============================================
   v3.3 首页升级样式 (Hero Live / Metrics / Timeline / Voices / Method)
   ============================================ */

/* Hero Live Strip */
.hero-live-strip {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
  padding: 0.55rem 1.1rem;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.25);
  border-radius: 100px;
  font-size: 0.82rem;
  font-family: ui-monospace, SFMono-Regular, monospace;
  color: #10b981;
  font-weight: 500;
}
.hero-live-strip .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 0 rgba(16,185,129,0.5);
  animation: live-pulse 2s infinite;
}
@keyframes live-pulse {
  0% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  70% { box-shadow: 0 0 0 12px rgba(16,185,129,0); }
  100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}

/* Hero Stat Row (4 个 stat) */
.hero-stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-top: 2rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.hero-stat {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 1rem 0.5rem;
  text-align: center;
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
}
.hero-stat:hover {
  transform: translateY(-2px);
  border-color: rgba(16,185,129,0.4);
  background: rgba(16,185,129,0.04);
}
.hero-stat-num {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}
.hero-stat-label {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

/* 硬数据墙 (Metrics Panel) */
.metrics-panel {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem 1.5rem;
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}
.metrics-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(16,185,129,0.04) 50%, transparent 100%);
  pointer-events: none;
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}
.metric-cell {
  text-align: center;
  padding: 0.5rem;
  border-left: 1px solid var(--glass-border);
}
.metric-cell:first-child {
  border-left: none;
}
.metric-num {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  letter-spacing: -0.02em;
}
.metric-cell-gmp .metric-num {
  background: linear-gradient(135deg, #f59e0b, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.metric-label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 0.5rem;
  color: var(--text-primary);
}
.metric-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* Latest Activity Timeline */
.timeline-list {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1rem 1.5rem;
  max-height: 540px;
  overflow-y: auto;
}
.timeline-loading {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.timeline-loading .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  margin-right: 0.5rem;
  animation: live-pulse 2s infinite;
}
.timeline-row {
  display: grid;
  grid-template-columns: 90px 1fr auto auto;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 0.5rem;
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.15s ease;
  text-decoration: none;
  color: inherit;
}
.timeline-row:last-child {
  border-bottom: none;
}
.timeline-row:hover {
  background: rgba(16,185,129,0.04);
  border-radius: 8px;
}
.timeline-date {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.timeline-product {
  font-weight: 600;
  font-size: 0.92rem;
}
.timeline-batch {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.timeline-purity {
  font-size: 0.92rem;
  font-weight: 700;
  color: #10b981;
  font-family: ui-monospace, SFMono-Regular, monospace;
}
.timeline-grade {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-left: 0.4rem;
}
.timeline-grade-GMP {
  background: rgba(245,158,11,0.15);
  color: #f59e0b;
}
.timeline-grade-Research {
  background: rgba(99,102,241,0.15);
  color: #818cf8;
}

/* Customer Voices */
.voices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.voice-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.75rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}
.voice-card:hover {
  transform: translateY(-3px);
  border-color: rgba(16,185,129,0.35);
}
.voice-card::before {
  content: '“';
  position: absolute;
  top: -10px;
  left: 20px;
  font-size: 5rem;
  font-family: Georgia, serif;
  color: rgba(16,185,129,0.18);
  line-height: 1;
  font-weight: 700;
}
.voice-quote {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}
.voice-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border);
}
.voice-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #0d9669);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
}
.voice-name {
  font-weight: 700;
  font-size: 0.9rem;
}
.voice-role {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}
.voice-rating {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: #f59e0b;
  letter-spacing: 0.05em;
}
.voice-product {
  color: var(--text-secondary);
  margin-left: 0.4rem;
  font-style: italic;
}

/* Methodology */
.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.method-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1.25rem;
  transition: all 0.2s ease;
}
.method-card:hover {
  border-color: rgba(16,185,129,0.4);
  background: rgba(16,185,129,0.03);
}
.method-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(16,185,129,0.1);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.method-icon svg {
  width: 18px;
  height: 18px;
}
.method-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}
.method-spec {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 0.78rem;
  color: #10b981;
  font-weight: 600;
}

/* Mobile 响应 (v3.3 新增) */
@media (max-width: 768px) {
  .hero-stat-row {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .metric-cell {
    border-left: none;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
  }
  .metric-cell:nth-child(even) {
    border-left: 1px solid var(--glass-border);
  }
  .timeline-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
    padding: 1rem 0.5rem;
  }
  .voices-grid {
    grid-template-columns: 1fr;
  }
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .method-grid {
    grid-template-columns: 1fr;
  }
}
/* ============================================
   产品详情页 CoA 区块 (v3.6)
   ============================================ */
.coa-block {
  background: linear-gradient(135deg, rgba(16,185,129,0.04), rgba(255,255,255,0.02));
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: 20px;
  padding: 1.75rem 1.5rem;
  margin: 2.5rem 0;
}
.coa-block-desc {
  color: var(--text-secondary, #9ca3af);
  font-size: 0.92rem;
  margin: 0.5rem 0 1.25rem;
  line-height: 1.55;
}
.coa-block-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.coa-batch-card {
  background: var(--glass-bg, rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border, rgba(255,255,255,0.08));
  border-radius: 12px;
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: var(--text-primary, #fff);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: all 0.2s var(--ease-out-expo, ease-out);
}
.coa-batch-card:hover {
  border-color: var(--accent-emerald, #10b981);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(16,185,129,0.12);
}
.coa-batch-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}
.coa-batch-card-no {
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary, #fff);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.coa-batch-card-grade {
  font-size: 0.62rem;
  font-weight: 800;
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.coa-batch-card-grade.is-gmp {
  background: rgba(16,185,129,0.15);
  color: #10b981;
  border: 1px solid rgba(16,185,129,0.3);
}
.coa-batch-card-grade.is-research {
  background: rgba(96,165,250,0.12);
  color: #93c5fd;
  border: 1px solid rgba(96,165,250,0.25);
}
.coa-batch-card-body {
  display: flex;
  gap: 0.85rem;
}
.coa-batch-card-purity, .coa-batch-card-tests {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.coa-batch-card-purity .lbl, .coa-batch-card-tests .lbl {
  font-size: 0.62rem;
  color: var(--text-secondary, #9ca3af);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.coa-batch-card-purity .val {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent-emerald, #10b981);
}
.coa-batch-card-tests .val {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary, #cbd5e1);
}
.coa-batch-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--glass-border, rgba(255,255,255,0.1));
  font-size: 0.7rem;
  color: var(--text-secondary, #9ca3af);
}
.coa-batch-card-qp { font-style: italic; }
.coa-batch-card-cta {
  color: var(--accent-emerald, #10b981);
  font-weight: 700;
  font-size: 0.7rem;
}
.coa-block-all {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.1rem;
  background: var(--gradient-emerald, linear-gradient(135deg,#10b981,#059669));
  color: white;
  border-radius: 12px;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.2s ease;
  justify-content: center;
}
.coa-block-all:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(16,185,129,0.3);
  color: white;
}
.coa-block-all i, .coa-block-all svg.feather {
  width: 16px; height: 16px;
}

@media (max-width: 640px) {
  .coa-block { padding: 1.25rem 1rem; border-radius: 16px; }
  .coa-block-list { grid-template-columns: 1fr; }
}


/* ============ Promo Bar (营销公告条) ============ */
.promo-bar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
  color: #1a1a2e;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 16px;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  animation: promoSlideDown 0.4s ease-out;
}

@keyframes promoSlideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.promo-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  position: relative;
  flex-wrap: wrap;
  text-align: center;
}

.promo-emoji {
  font-size: 18px;
  flex-shrink: 0;
}

.promo-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.promo-text strong {
  font-weight: 700;
  color: #0B6E4F;
}

.promo-sep {
  color: rgba(26,26,46,0.4);
  font-weight: 400;
}

.promo-text a {
  color: #0B6E4F;
  text-decoration: none;
  font-weight: 700;
  border-bottom: 1.5px solid transparent;
  transition: border-color 0.15s ease;
}

.promo-text a:hover {
  border-bottom-color: #0B6E4F;
}

.promo-close {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: #1a1a2e;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.promo-close:hover {
  opacity: 1;
  background: rgba(0,0,0,0.08);
}

@media (max-width: 640px) {
  .promo-bar {
    font-size: 12px;
    padding: 8px 36px 8px 12px;  /* 右侧留 36px 给 × 按钮 */
  }
  .promo-sep {
    display: none;
  }
  .promo-text {
    gap: 4px;
  }
  .promo-close {
    right: 4px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  /* < 480px：紧凑两行布局 */
  .promo-bar {
    font-size: 12px;
    padding: 8px 32px 8px 12px;
  }
  .promo-bar-inner {
    justify-content: flex-start;
    gap: 4px;
  }
  .promo-text {
    gap: 4px;
    flex: 1;  /* 占满剩余宽度，允许内部换行 */
    min-width: 0;  /* 允许 flex item 收缩 */
  }
  .promo-text strong,
  .promo-text span:not(.promo-sep),
  .promo-text a {
    word-break: break-word;
    white-space: normal;
  }
}

@media (max-width: 380px) {
  /* 极窄屏：隐藏 sub，只显示标题 + WhatsApp CTA，避免溢出 */
  .promo-bar {
    font-size: 11.5px;
    padding: 7px 28px 7px 10px;
  }
  .promo-bar-inner {
    justify-content: flex-start;
  }
  .promo-text {
    gap: 6px;
    flex: 1;
    min-width: 0;
    flex-wrap: wrap;
  }
  /* 隐藏中间描述（满 $500 送 $100 产品） */
  .promo-text > span:not(.promo-sep) {
    display: none;
  }
  .promo-text strong {
    display: inline;
  }
  .promo-text a {
    display: inline;
    white-space: nowrap;
  }
}

/* Hero promo badge (only on homepage) */
.hero-promo-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #1a1a2e;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 24px;
  box-shadow: 0 4px 14px rgba(245,158,11,0.35);
  animation: promoPulse 2.5s ease-in-out infinite;
  cursor: default;
}

@keyframes promoPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 4px 14px rgba(245,158,11,0.35); }
  50% { transform: scale(1.03); box-shadow: 0 6px 20px rgba(245,158,11,0.5); }
}

.hero-promo-badge a {
  color: #0B6E4F;
  text-decoration: underline;
  font-weight: 800;
}