* { margin: 0; padding: 0; box-sizing: border-box; }
    body { font-family: -apple-system, "Microsoft YaHei", "PingFang SC", sans-serif; background: #F5F0E8; color: #333; line-height: 1.6; }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; height: auto; }

     
    .site-nav-wrap {
        background: linear-gradient(135deg, #2d1f12 0%, #3d2820 50%, #2d1f12 100%);
        position: sticky;
        top: 0;
        z-index: 100;
        box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    }
    .site-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        max-width: 1400px;
        margin: 0 auto;
        height: 64px;
        padding: 0 40px;
        gap: 0;
    }
    .site-nav-brand {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
        flex-shrink: 0;
    }
    .site-nav-brand-name {
        font-size: 20px;
        font-weight: bold;
        color: #C9A96E;
        letter-spacing: 2px;
    }
    .site-nav-brand-sub {
        font-size: 10px;
        color: #888;
        letter-spacing: 1px;
    }
    .site-nav-links {
        display: flex;
        list-style: none;
        gap: 0;
        flex-shrink: 1;
        justify-content: center;
    }
    .site-nav-links li a {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 0 16px;
        height: 64px;
        color: #ccc;
        font-size: 14px;
        transition: all 0.3s;
        border-left: 1px solid #2a1a00;
        white-space: nowrap;
        flex-shrink: 0;
    }
    .site-nav-links li a:hover,
    .site-nav-links li a.active {
        background: rgba(201,169,110,0.1);
        color: #C9A96E;
    }
    .site-nav-cta {
        display: flex;
        gap: 8px;
        align-items: center;
        flex-shrink: 0;
    }
    .site-nav-cta a,
    .site-nav-cta .wx-btn {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        transition: all 0.3s;
        text-decoration: none;
        color: #fff;
        flex-shrink: 0;
    }
    .site-nav-cta a:hover { transform: scale(1.1); }
    .site-nav-cta .tel-btn { background: #B22222; }
    .site-nav-cta .tel-btn:hover { background: #8B0000; }
    .site-nav-cta .wx-btn { background: #07C160; position: relative; }
    .site-nav-cta .wx-btn:hover { background: #05903C; }
    .site-nav-cta .wx-btn:hover .wx-qr { display: block; }
    .site-nav .wx-qr {
        display: none;
        position: absolute;
        top: 120%;
        right: 0;
        background: #fff;
        padding: 8px;
        border-radius: 8px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        z-index: 200;
    }
    .site-nav .wx-qr img { width: 120px; height: 120px; display: block; }
    .site-nav .wx-qr p { font-size: 11px; color: #666; text-align: center; margin-top: 4px; }

     
    .page-hero {
        background: linear-gradient(135deg, #faf6f0 0%, #f5efe6 100%);
        padding: 28px 40px;
        text-align: center;
        border-bottom: 1px solid #e8d8c0;
    }
    .page-hero h1 {
        color: #3d2820;
        font-size: 24px;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 6px;
    }
    .page-hero p {
        color: #8B7355;
        font-size: 13px;
    }

     
    .main-content {
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 20px;
    }

     
    .site-nav-links li a.active { background: rgba(201,169,110,0.1); color: #C9A96E; }

     
    .footer { background: #1e1408; padding: 20px 40px; }
    .footer-top { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; margin-bottom: 20px; }
    .footer-col { text-align: center; }
    .footer-col h4 { color: #C9A96E; font-size: 13px; margin-bottom: 10px; letter-spacing: 1px; }
    .footer-col p, .footer-col a { color: #C9A96E; font-size: 12px; line-height: 1.8; text-decoration: none; }
    .footer-col a:hover { color: #FFD700; }
    .footer-bottom { text-align: center; border-top: 1px solid #2d1f12; padding-top: 16px; }
    .footer-bottom p { color: #C9A96E; font-size: 11px; }
    .footer-bottom a { color: #C9A96E; text-decoration: none; margin: 0 4px; }
    .footer-bottom a:hover { color: #FFD700; }
    .social-matrix { display: flex; justify-content: center; align-items: center; gap: 24px; padding: 20px 0; border-top: 1px solid #2d1f12; flex-wrap: wrap; }
    .social-wrapper { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; margin: 0; }
    .social-item { display: flex; flex-direction: column; align-items: center; text-decoration: none; color: #C9A96E; font-size: 12px; gap: 6px; }
    .social-btn { width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: 0.2s; background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .social-btn:hover { transform: translateY(-3px); }
    .social-btn svg { width: 24px; height: 24px; fill: #3d2820; }
    .video { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .weibo { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .zhihu { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .baijia { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .bilibili { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .xiaohongshu { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .kuaishou { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .douyin { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .toutiao { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .wechat-add { background: linear-gradient(135deg, #C9A96E, #b8944d); }
    .copy-tip { font-size: 12px; color: #07C160; margin-top: 4px; display: none; }
    .qr-section { text-align: center; }
    .qr-img { width: 80px; height: 80px; border-radius: 8px; border: 1px solid #333; object-fit: cover; }
    .qr-label { color: #C9A96E; font-size: 10px; margin-top: 4px; }
    .map-nav-link { display: inline-flex; align-items: center; gap: 6px; color: #C9A96E; text-decoration: none; font-size: 12px; padding: 6px 14px; border: 1px solid #C9A96E55; border-radius: 20px; margin: 10px 0; transition: all 0.3s; }
    .map-nav-link:hover { background: rgba(201,169,110,0.1); border-color: #C9A96E; }
    .map-nav-link svg { width: 14px; height: 14px; }
    .icp-placeholder { color: #666; font-size: 11px; margin-top: 8px; }

     
    .floating-bar {
        position: fixed;
        right: 20px;
        bottom: 80px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 999;
    }
    .floating-bar a, .floating-bar .floating-btn {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        cursor: pointer;
        box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        transition: transform 0.2s;
    }
    .floating-bar a:hover, .floating-bar .floating-btn:hover { transform: scale(1.1); }
    .floating-phone { background: #C9A96E; color: #2d1f12; }
    .floating-wechat { background: #07C160; color: #fff; }
    .floating-qq { background: #12B7F5; color: #fff; }
    .floating-ai { background: #3d2820; color: #C9A96E; }

     
    @media (max-width: 768px) {
        .site-nav-wrap { padding: 0; }
        .site-nav { padding: 0 16px; height: 56px; }
        .site-nav-brand-name { font-size: 15px; }
        .site-nav-links { display: none; }
        .site-nav-brand-sub { display: none; }
        .site-nav-cta .tel-btn, .site-nav-cta .wx-btn { display: none; }
        .site-footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
        .site-footer { padding: 30px 20px 20px; }
    }
    @media (max-width: 480px) {
        .site-footer-grid { grid-template-columns: 1fr; }
    }

     
    article h1 { font-size: 26px; color: #3d2820; margin-bottom: 12px; }
    article h2 { font-size: 20px; color: #3d2820; margin: 24px 0 12px; }
    article h3 { font-size: 17px; color: #4a3020; margin: 20px 0 10px; }
    article p { margin-bottom: 16px; color: #444; line-height: 1.8; }
    article img { border-radius: 8px; margin: 16px auto; max-width: 100%; height: auto; display: block; }
    article ul, article ol { margin: 16px 0; padding-left: 24px; }
    article li { margin-bottom: 8px; color: #444; }
    article strong { color: #3d2820; }
    article blockquote {
        border-left: 4px solid #C9A96E;
        padding: 12px 20px;
        background: #f5efe6;
        margin: 20px 0;
        color: #666;
    }
    .article-meta {
        display: flex;
        gap: 20px;
        color: #999;
        font-size: 13px;
        margin-bottom: 24px;
        padding-bottom: 16px;
        border-bottom: 1px solid #e0d8c8;
    }
    .article-body { max-width: 780px; margin: 0 auto; }

 
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Microsoft YaHei", "PingFang SC", "Heiti SC", sans-serif; background: #FAF7F2; color: #333; line-height: 1.6; }

 
.nav-top {
  background: linear-gradient(135deg, #2d1f12 0%, #3d2820 50%, #2d1f12 100%);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
  flex-shrink: 0;
}
.nav-brand {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
  margin-right: 20px;
}
.nav-brand-name {
  font-size: 20px;
  font-weight: bold;
  color: #C9A96E;
  letter-spacing: 2px;
}
.nav-brand-sub {
  font-size: 10px;
  color: #888;
  letter-spacing: 1px;
}
.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  flex-shrink: 1;
  justify-content: center;
}
.nav-links a {
  color: #ccc;
  text-decoration: none;
  padding: 0 16px;
  height: 64px;
  display: flex;
  align-items: center;
  font-size: 14px;
  transition: all 0.3s;
  border-left: 1px solid #2a1a00;
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-links a:hover { color: #C9A96E; background: rgba(201,169,110,0.08); }
.nav-cta {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
  margin-left: 20px;
}
.nav-cta a {
  color: #fff;
  text-decoration: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 18px;
  transition: all 0.3s;
  flex-shrink: 0;
}
.nav-cta a:hover { transform: scale(1.1); box-shadow: 0 0 12px rgba(255,255,255,0.3); }
.nav-cta .tel-btn { background: #B22222; }
.nav-cta .tel-btn:hover { background: #8B0000; }
.nav-cta .wx-btn {
  background: #07C160;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  position: relative;
}
.nav-cta .wx-btn:hover { background: #05903C; }
.nav-cta .wx-btn:hover .wx-qr { display: block; }
.wx-qr {
  display: none;
  position: absolute;
  top: 120%;
  right: 0;
  background: #fff;
  padding: 8px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  z-index: 200;
}
.wx-qr img { width: 120px; height: 120px; display: block; }
.wx-qr p { font-size: 11px; color: #666; text-align: center; margin-top: 4px; }

 
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  cursor: pointer;
  margin-left: auto;
  padding: 0;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 100%;
max-height: 300px;
  flex: 0 0 300px;
  border-radius: 2px;
  transition: all 0.3s;
}
.nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }
.nav-mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #2d1f12, #3d2820);
  z-index: 99;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  padding: 8px 0;
}
.nav-mobile-menu.active { display: block; }
.nav-mobile-menu a {
  display: block;
  color: #ccc;
  text-decoration: none;
  padding: 14px 24px;
  font-size: 15px;
  border-bottom: 1px solid #2a1a00;
  transition: background 0.2s;
}
.nav-mobile-menu a:hover { background: rgba(201,169,110,0.08); color: #C9A96E; }
.nav-mobile-menu .nav-mobile-cta {
  padding: 12px 24px;
  display: flex;
  gap: 10px;
  border-bottom: 1px solid #2a1a00;
}
.nav-mobile-menu .nav-mobile-cta a {
  flex: 1;
  text-align: center;
  padding: 10px;
  border-radius: 6px;
  font-size: 13px;
  border: none;
}
.nav-mobile-cta .tel-btn { background: #B22222; color: #fff; }
.nav-mobile-cta .wx-btn-m { background: #07C160; color: #fff; }

 
.hero {
  position: relative;
  height: 540px;
  overflow: hidden;
}
.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.55);
  animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(26,15,0,0.6) 100%);
}
.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  width: 92%;
  max-width: 900px;
}
.hero-badge {
  display: inline-block;
  background: rgba(201,169,110,0.2);
  border: 1px solid #C9A96E;
  color: #C9A96E;
  padding: 6px 20px;
  border-radius: 30px;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease-out;
}
.hero h1 {
  font-size: 48px;
  font-weight: bold;
  letter-spacing: 6px;
  text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}
.hero-sub {
  font-size: 17px;
  text-shadow: 1px 4px 8px rgba(0,0,0,0.5);
  margin-bottom: 12px;
  color: #E8D5B0;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}
.hero-tags {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 30px;
  animation: fadeInUp 0.8s ease-out 0.5s both;
}
.hero-tag {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  color: #E8D5B0;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; animation: fadeInUp 0.8s ease-out 0.6s both; }
.btn-primary {
  background: linear-gradient(135deg, #A82828, #7A1515);
  color: #fff; padding: 14px 36px; text-decoration: none;
  border-radius: 6px; font-size: 15px; transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(100,20,20,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(168,40,40,0.45); }
.btn-outline {
  border: 2px solid rgba(255,255,255,0.7); color: #fff;
  padding: 14px 36px; text-decoration: none;
  border-radius: 6px; font-size: 15px; transition: all 0.3s;
}
.btn-outline:hover { background: rgba(255,255,255,0.15); transform: translateY(-2px); }

 
.hero-calendar {
  position: fixed;
  right: 30px;
  top: 70px;
  background: linear-gradient(145deg, rgba(10,5,0,0.92), rgba(25,15,4,0.90));
  border: 1px solid rgba(201,169,110,0.35);
  border-radius: 10px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4), inset 0 0 40px rgba(201,169,110,0.04);
  z-index: 10;
  overflow: hidden;
  transition: box-shadow 0.3s;
  max-width: 240px;
  cursor: pointer;
}
.hero-calendar:hover {
  box-shadow: 0 6px 32px rgba(0,0,0,0.55), inset 0 0 60px rgba(201,169,110,0.06);
}
 
.hero-calendar-mini {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  position: relative;
  z-index: 2;
  white-space: nowrap;
}
.cal-mini-icon {
  font-size: 14px;
  color: #C9A96E;
  flex-shrink: 0;
  line-height: 1;
}
.cal-mini-text {
  font-family: "Georgia", serif;
  font-size: 13px;
  color: #C9A96E;
  letter-spacing: 0.3px;
}
 
.hero-calendar-full {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.hero-calendar:hover .hero-calendar-full {
  max-height: 200px;
}
.hero-calendar-full-inner {
  padding: 0 14px 12px;
  border-top: 1px solid rgba(201,169,110,0.15);
  margin-top: -1px;
}
.hero-calendar-date {
  font-size: 15px;
  color: #C9A96E;
  letter-spacing: 1px;
  margin: 10px 0 4px;
  font-family: "Georgia", serif;
}
.hero-calendar-lunar {
  font-size: 13px;
  color: #f5d9a8;
  margin-bottom: 8px;
  font-family: "Georgia", serif;
}
.hero-calendar-yr {
  font-size: 10px;
  color: rgba(245,217,168,0.5);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.hero-calendar-good, .hero-calendar-bad {
  font-size: 10.5px;
  color: #E8D5B0;
  text-align: left;
  margin: 3px 0;
  padding-left: 5px;
  border-left: 2px solid;
  line-height: 1.4;
}
.hero-calendar-good { border-color: #8B6914; color: #d4b06a; }
.hero-calendar-bad { border-color: #555; color: #888; }
.hero-calendar-good::before { content: "● "; color: #C9A96E; font-size: 8px; }
.hero-calendar-bad::before { content: "✕ "; color: #888; font-size: 8px; }

 
@media (max-width: 900px) {
  .hero-calendar { right: 16px; top: 60px; max-width: 180px; }
  .hero-calendar-lunar { font-size: 12px; }
  .hero-calendar-good, .hero-calendar-bad { font-size: 10px; }
}
@media (max-width: 600px) {
  .hero-calendar { right: 10px; top: 60px; max-width: 160px; }
  .hero-calendar-date { font-size: 10px; }
  .hero-calendar-lunar { font-size: 11px; margin-bottom: 4px; }
  .hero-calendar-yr { display: none; }
  .hero-calendar-good, .hero-calendar-bad { font-size: 9px; padding-left: 3px; }
}

 
@media (max-width: 600px) {
  .hero-calendar { display: none; }
}

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

 
.brand-strip {
  background: linear-gradient(135deg, #3d2820, #4d3020);
  padding: 0;
  display: flex;
}
.brand-item {
  flex: 1;
  padding: 28px 20px;
  text-align: center;
  border-right: 1px solid #3a1a00;
  transition: background 0.3s;
}
.brand-item:last-child { border-right: none; }
.brand-item:hover { background: rgba(201,169,110,0.06); }
.brand-icon { font-size: 28px; margin-bottom: 8px; }
.brand-num { color: #C9A96E; font-size: 26px; font-weight: bold; }
.brand-label { color: #888; font-size: 12px; margin-top: 4px; }

 
.about-brief {
  padding: 60px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: stretch;
}
.about-text h2 {
  font-size: 28px;
  color: #3d2820;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.about-text h2 span { color: #C9A96E; }
.about-text p {
  color: #666;
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 12px;
}
.about-text .signature {
  color: #C9A96E;
  font-size: 13px;
  margin-top: 20px;
  letter-spacing: 1px;
}

 
.brand-culture { margin-bottom: 8px; }
.bc-slogan {
  background: linear-gradient(135deg, #3d2820, #6d4d3e);
  color: #f5d9a8;
  font-size: 15px;
  font-weight: bold;
  letter-spacing: 3px;
  text-align: center;
  padding: 10px 20px;
  border-radius: 8px;
  margin-bottom: 18px;
  border: 1px solid rgba(201,169,110,0.3);
}
.bc-triple { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.bc-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border-radius: 10px;
  padding: 12px 14px;
  border: 1px solid #E8D5C4;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.bc-char {
  font-size: 32px;
  font-weight: bold;
  color: #C9A96E;
  line-height: 1;
  min-width: 36px;
  text-align: center;
  padding-top: 2px;
  border-right: 2px solid #E8D5C4;
  padding-right: 14px;
}
.bc-meanings { flex: 1; }
.bc-tag {
  display: inline-block;
  background: linear-gradient(135deg, #C9A96E, #8B6914);
  color: #fff;
  font-size: 11px;
  font-weight: bold;
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 6px;
  letter-spacing: 1px;
}
.bc-meanings p {
  color: #555;
  font-size: 13px;
  line-height: 1.7;
  margin: 0 0 5px;
}
.bc-products {
  font-size: 11px;
  color: #C9A96E;
  font-weight: bold;
  letter-spacing: 0.5px;
}
.bc-desc {
  background: #FAF7F2;
  border-radius: 8px;
  padding: 14px 16px;
  border-left: 3px solid #C9A96E;
}
.bc-desc p { color: #666; font-size: 13px; line-height: 1.8; margin-bottom: 6px; }
.bc-desc p:last-child { margin-bottom: 0; }

.about-right {
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: 100%;
}

 
 
.about-factory-css {
  position: relative;
  background: linear-gradient(135deg, #3d2820, #4d3020);
  border: 2px solid #C9A96E;
  border-radius: 10px;
  padding: 40px 16px 20px;
  box-shadow: 0 8px 32px rgba(45,24,16,0.25), inset 0 0 20px rgba(201,169,110,0.05);
  overflow: hidden;
  flex: 0 0 300px;
  max-height: 300px;
}
.about-factory-css::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(201,169,110,0.25);
  border-radius: 6px;
  pointer-events: none;
}
.afc-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.afc-border-outer {
  position: absolute;
  inset: 0;
  border: 1px dashed rgba(201,169,110,0.3);
  border-radius: 8px;
  margin: 2px;
}
.afc-border-inner {
  position: absolute;
  inset: 6px;
  border: 1px dotted rgba(201,169,110,0.2);
  border-radius: 4px;
}
.afc-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 6px;
}
.afc-tagline {
  margin-bottom: 8px;
}
.afc-tagline-line {
  color: #C9A96E;
  font-size: 14px;
  letter-spacing: 3px;
  font-weight: bold;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
  line-height: 1.7;
}
.afc-divider {
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,169,110,0.3), transparent);
  margin: 0 auto 10px;
}
.afc-location {
  font-size: 13px;
  color: rgba(201,169,110,0.7);
  letter-spacing: 1px;
}
.afc-slogan {
  font-size: 13px;
  color: #C9A96E;
  letter-spacing: 1px;
  margin-top: 8px;
  font-weight: bold;
}
.afc-corner {
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: #C9A96E;
  border-style: solid;
  z-index: 3;
}
.afc-corner.tl { top: 8px; left: 8px; border-width: 2px 0 0 2px; }
.afc-corner.tr { top: 8px; right: 8px; border-width: 2px 2px 0 0; }
.afc-corner.bl { bottom: 8px; left: 8px; border-width: 0 0 2px 2px; }
.afc-corner.br { bottom: 8px; right: 8px; border-width: 0 2px 2px 0; }

 
.about-news-scroll {
  background: #FAF7F2;
  border-radius: 10px;
  border: 1px solid #e8dfd0;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  flex: 1;
}
.ans-header {
  background: linear-gradient(135deg, #3d2820, #4d3020);
  padding: 10px 16px;
  border-bottom: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ans-title {
  color: #C9A96E;
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: bold;
}
.ans-more {
  color: rgba(201,169,110,0.7);
  font-size: 11px;
  text-decoration: none;
  letter-spacing: 1px;
  transition: color 0.2s;
}
.ans-more:hover { color: #f5d9a8; }
.ans-list {
  padding: 0;
  overflow: hidden;
  height: 288px;
}
.ans-list-inner {
  display: flex;
  flex-direction: column;
}
.ans-list-inner:first-child {
  animation: ans-scroll 12s linear infinite;
}
.ans-list:hover .ans-list-inner {
  animation-play-state: paused;
}
@keyframes ans-scroll {
  0% { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}
.ans-list::-webkit-scrollbar { width: 3px; }
.ans-list::-webkit-scrollbar-track { background: transparent; }
.ans-list::-webkit-scrollbar-thumb { background: rgba(201,169,110,0.5); border-radius: 2px; }
.ans-item {
  display: flex;
  gap: 10px;
  padding: 5px 16px;
  transition: background 0.2s;
  text-decoration: none;
  align-items: flex-start;
  height: 36px;
}
.ans-item:hover { background: rgba(201,169,110,0.1); }
.ans-date {
  color: #C9A96E;
  font-size: 11px;
  font-weight: bold;
  white-space: nowrap;
  min-width: 55px;
  padding-top: 1px;
}
.ans-text {
  color: #3d2820;
  font-size: 12px;
  line-height: 1.4;
}

 
.about-factory-img {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(45,24,16,0.18);
  border: 1px solid #C9A96E;
  padding: 6px;
  background: linear-gradient(135deg, #3d2820, #4d3020);
}
.about-factory-img::before {
  content: '';
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 6px;
  z-index: 2;
  pointer-events: none;
}
.about-factory-img img {
  width: 100%;
max-height: 300px;
  flex: 0 0 300px;
  display: block;
  border-radius: 6px;
  filter: brightness(0.85) sepia(0.15);
  transition: filter 0.4s;
}
.about-factory-img:hover img { filter: brightness(0.95) sepia(0.08); }
.about-factory-img .af-badge {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(26,15,0,0.88);
  color: #C9A96E;
  padding: 8px 14px;
  border-radius: 5px;
  font-size: 12px;
  letter-spacing: 1px;
  border-right: 2px solid #C9A96E;
  z-index: 3;
}
.about-factory-img .af-corner {
  position: absolute;
  width: 20px;
max-height: 300px;
  flex: 0 0 300px;
  border-style: solid;
  z-index: 3;
}
.about-factory-img .af-corner.tl { top: 10px; left: 10px; border-width: 2px 0 0 2px; }
.about-factory-img .af-corner.tr { top: 10px; right: 10px; border-width: 2px 2px 0 0; }
.about-factory-img .af-corner.bl { bottom: 10px; left: 10px; border-width: 0 0 2px 2px; }
.about-factory-img .af-corner.br { bottom: 10px; right: 10px; border-width: 0 2px 2px 0; }

 
.about-48intro {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.about-48item {
  background: #fff;
  border-radius: 8px;
  padding: 12px 10px;
  text-align: center;
  border: 1px solid #e8dfd0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  transition: all 0.3s;
}
.about-48item:hover {
  border-color: #C9A96E;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}
.about-48item .a48-icon { font-size: 20px; margin-bottom: 4px; }
.about-48item .a48-text { color: #3d2820; font-size: 12px; font-weight: bold; line-height: 1.4; }
.about-48item .a48-sub { color: #aaa; font-size: 10px; margin-top: 2px; }

 
.about-advantages {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.about-adv-card {
  background: linear-gradient(135deg, #3d2820, #4d3020);
  border-radius: 8px;
  padding: 16px 12px;
  text-align: center;
  border: 1px solid rgba(201,169,110,0.2);
  transition: all 0.3s;
}
.about-adv-card:hover {
  border-color: rgba(201,169,110,0.6);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(45,24,16,0.25);
}
.about-adv-card .aac-icon { font-size: 26px; margin-bottom: 6px; }
.about-adv-card .aac-title { color: #C9A96E; font-size: 13px; font-weight: bold; margin-bottom: 4px; }
.about-adv-card .aac-desc { color: #a09080; font-size: 11px; line-height: 1.5; }

 
.about-contact-row-new {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.about-ct-item {
  background: #fff;
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid #e8dfd0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
  transition: all 0.3s;
}
.about-ct-item:hover { border-color: #C9A96E; transform: translateY(-1px); }
.about-ct-item .act-icon { font-size: 18px; flex-shrink: 0; }
.about-ct-item .act-info .act-label { color: #aaa; font-size: 10px; }
.about-ct-item .act-info .act-value { color: #3d2820; font-size: 12px; font-weight: bold; }
.about-ct-item .act-info .act-value a { color: #3d2820; text-decoration: none; }
.about-ct-item .act-info .act-value a:hover { color: #C9A96E; }

 
.about-deco-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0;
}
.about-deco-divider::before,
.about-deco-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, #C9A96E, transparent);
}
.about-deco-divider span { color: #C9A96E; font-size: 14px; }

 
.products-section { padding: 80px 40px; background: #FAF7F2; }
.section-title { text-align: center; margin-bottom: 48px; display: flex; flex-direction: column; align-items: center; }
.section-title h2 { font-size: 32px; color: #3d2820; letter-spacing: 4px; margin: 8px 0 8px; line-height: 1.3; font-weight: 600; text-shadow: 0 1px 0 rgba(255,255,255,0.5); }
.section-title p { color: #888; font-size: 14px; letter-spacing: 1px; }
.section-title .title-deco {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
  position: relative;
  z-index: 0;
}
.title-deco span { width: 50px; height: 1px; background: linear-gradient(90deg, transparent, #C9A96E, transparent); }
.title-deco .deco-icon { color: #C9A96E; font-size: 20px; }
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1200px;
  margin: 0 auto;
}
.product-card {
  background: #FFFEF9;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(61,40,32,0.08), 0 1px 3px rgba(0,0,0,0.04);
  transition: transform 0.35s cubic-bezier(0.25,0.46,0.45,0.94), box-shadow 0.35s cubic-bezier(0.25,0.46,0.45,0.94);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(201,169,110,0.12);
}
.product-card:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(61,40,32,0.15), 0 4px 12px rgba(0,0,0,0.06); }
.product-card-img { overflow: hidden; aspect-ratio: 1; width: 100%; height: auto; position: relative; background: #EDE5D8; flex-shrink: 0; }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94); }
.product-card:hover .product-card-img img { transform: scale(1.07); }
 
.product-card-img::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.1) 60%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}
 
.product-card-img .img-label-wrap {
  position: absolute;
  bottom: 14px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
}
 
.product-card-img .img-label-wrap::before {
  content: '';
  display: block;
  width: 10px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.8), transparent);
  flex-shrink: 0;
}
 
.product-card-img .img-label {
  color: rgba(255,255,255,0.95);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  padding: 0 10px;
  height: 20px;
  line-height: 20px;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: 10px;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  white-space: nowrap;
  display: inline-block;
  text-align: center;
  box-sizing: border-box;
}
 
.product-card-img .img-label-wrap::after {
  content: '';
  display: block;
  width: 10px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.8), transparent);
  flex-shrink: 0;
}
 
.product-card-img .dot-left {
  position: absolute;
  left: 10px; bottom: 20px;
  width: 4px; height: 4px;
  background: rgba(212,175,55,0.5);
  border-radius: 50%;
  z-index: 2;
}
 
.product-card-img .dot-right {
  position: absolute;
  right: 10px; bottom: 20px;
  width: 3px; height: 3px;
  background: rgba(212,175,55,0.4);
  border-radius: 50%;
  z-index: 2;
}
.product-card-body { padding: 18px 20px; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.product-card-body h3 { color: #2d1f12; font-size: 17px; margin-bottom: 10px; font-weight: 600; letter-spacing: 0.5px; }
.product-card-body p { color: #666; font-size: 13px; line-height: 1.85; }
.product-card-body .tag {
  display: inline-block;
  background: linear-gradient(135deg, #F5F0E8, #EDE5D8);
  color: #8B6914;
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-top: 10px;
  border: 1px solid rgba(201,169,110,0.2);
  font-weight: 500;
}

 
.features-section { padding: 80px 40px; background: linear-gradient(145deg, #2d1f12 0%, #3a2a1c 50%, #2d1f12 100%); }
.features-section .section-title h2 { color: #fff; font-weight: 600; text-shadow: 0 1px 0 rgba(0,0,0,0.3); }
.features-section .section-title p { color: #888; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1100px;
  margin: 0 auto;
}
.feature-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(201,169,110,0.15);
  border-radius: 14px;
  padding: 36px 28px;
  text-align: center;
  transition: all 0.35s cubic-bezier(0.25,0.46,0.45,0.94);
}
.feature-card:hover { background: rgba(201,169,110,0.08); border-color: rgba(201,169,110,0.45); transform: translateY(-6px); box-shadow: 0 12px 30px rgba(0,0,0,0.25); }
.feature-icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { color: #C9A96E; font-size: 17px; margin-bottom: 12px; font-weight: 600; letter-spacing: 0.5px; }
.feature-card p { color: #888; font-size: 13px; line-height: 1.85; }

 
.contact-section { padding: 80px 40px; background: #FAF7F2; }
.contact-section .section-title { margin-bottom: 48px; }

 
.contact-phones {
  display: flex;
  justify-content: center;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto 40px auto;
  background: linear-gradient(145deg, #2d1f12, #3a2a1c, #2d1f12);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 24px rgba(0,0,0,0.15);
}
.phone-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 18px;
  text-decoration: none;
  border-right: 1px solid #3a1a00;
  transition: background 0.3s;
}
.phone-item:last-child { border-right: none; }
.phone-item:hover { background: rgba(201,169,110,0.1); }
.phone-label { font-size: 11px; color: #888; letter-spacing: 1.5px; margin-bottom: 8px; font-weight: 500; }
.phone-num { font-size: 17px; color: #C9A96E; font-weight: 700; letter-spacing: 1.5px; text-shadow: 0 1px 0 rgba(0,0,0,0.3); }

 
.contact-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.contact-card {
  background: #FFFEF9;
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(61,40,32,0.07);
  transition: all 0.35s cubic-bezier(0.25,0.46,0.45,0.94);
  text-decoration: none;
  display: block;
  border: 1px solid rgba(201,169,110,0.1);
}
.contact-card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(61,40,32,0.12); }
.contact-card .cc-icon { font-size: 34px; margin-bottom: 14px; }
.contact-card .cc-label { color: #C9A96E; font-size: 11px; letter-spacing: 1.5px; margin-bottom: 12px; font-weight: 600; }
.contact-card .cc-value { color: #2d1f12; font-size: 14px; font-weight: 600; line-height: 1.6; }
.contact-card .cc-value a { color: #2d1f12; text-decoration: none; }
.contact-card .cc-sub { color: #aaa; font-size: 11px; margin-top: 6px; font-weight: normal; }

 
.footer { background: #1e1408; padding: 20px 40px; }
.footer-top {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.footer-col { text-align: center; }
.footer-col h4 { color: #C9A96E; font-size: 13px; margin-bottom: 10px; letter-spacing: 1px; }
.footer-col p, .footer-col a { color: #C9A96E; font-size: 12px; line-height: 1.8; text-decoration: none; }
.footer-col a:hover { color: #FFD700; }
.footer-bottom { text-align: center; border-top: 1px solid #2d1f12; padding-top: 16px; }
.footer-bottom p { color: #C9A96E; font-size: 11px; }
.footer-bottom a { color: #C9A96E; text-decoration: none; margin: 0 4px; }
.footer-bottom a:hover { color: #FFD700; }

 
.social-matrix {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid #2d1f12;
  margin-top: 10px;
  flex-wrap: wrap;
}
.social-wrapper { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; margin: 0; }
.social-item { display: flex; flex-direction: column; align-items: center; text-decoration: none; color: #C9A96E; font-size: 12px; gap: 6px; }
.social-btn { width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: 0.2s; }
.social-btn:hover { transform: translateY(-3px); }
.social-btn svg { width: 24px; height: 24px; fill: white; }
.video { background: #07C160; }
.weibo { background: #E6162D; }
.zhihu { background: #0084FF; }
.baijia { background: #2D7FFF; }
.bilibili { background: #FB7299; }
.xiaohongshu { background: #FE2C55; }
.kuaishou { background: #FF7900; }
.douyin { background: #000; }
.toutiao { background: #F75A1D; }
.wechat-add { background: #07C160; }
.copy-tip { font-size: 12px; color: #07C160; margin-top: 4px; display: none; }
.qr-section { text-align: center; }
.qr-img {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  border: 1px solid #333;
  object-fit: cover;
}
.qr-label { color: #666; font-size: 10px; margin-top: 4px; }

 
.map-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #C9A96E;
  text-decoration: none;
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid #C9A96E55;
  border-radius: 20px;
  margin: 10px 0;
  transition: all 0.3s;
}
.map-nav-link:hover { background: rgba(201,169,110,0.1); border-color: #C9A96E; }
.map-nav-link svg { width: 14px; height: 14px; }

 
.icp-placeholder {
  color: #666;
  font-size: 11px;
  margin-top: 8px;
}

 
.ai-chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
}
.ai-chat-btn {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #B22222, #8B0000);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 4px 20px rgba(178,34,34,0.4);
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}
.ai-chat-btn:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(178,34,34,0.5); }
.ai-chat-btn::after {
  content: '';
  position: absolute;
  top: -2px;
  right: -2px;
  width: 14px;
  height: 14px;
  background: #07C160;
  border-radius: 50%;
  border: 2px solid #1e1408;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.7; }
}
.ai-chat-popup {
  display: none;
  position: absolute;
  bottom: 68px;
  right: 0;
  width: 340px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.18);
  overflow: hidden;
}
.ai-chat-popup.active { display: block; }
.ai-chat-header {
  background: linear-gradient(135deg, #3d2820, #4d3020);
  color: #fff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.ai-chat-header-icon { font-size: 28px; }
.ai-chat-header-info h4 { font-size: 14px; color: #C9A96E; }
.ai-chat-header-info p { font-size: 11px; color: #888; margin-top: 2px; }
.ai-chat-body {
max-height: 300px;
  flex: 0 0 300px;
  overflow-y: auto;
  background: #FAF7F2;
}
.ai-chat-msg {
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.6;
}
.ai-chat-msg.bot {
  color: #333;
  padding: 10px 14px;
  background: #fff;
  border-radius: 0 12px 12px 12px;
  box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}
.ai-chat-msg.bot:first-child { display: block; }
.ai-chat-input-row {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid #eee;
  background: #fff;
}
.ai-chat-input-row input {
  flex: 1;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 13px;
  outline: none;
}
.ai-chat-input-row input:focus { border-color: #C9A96E; }
.ai-chat-input-row button {
  background: #B22222;
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
  font-size: 16px;
  transition: background 0.3s;
}
.ai-chat-input-row button:hover { background: #8B0000; }

 
@media (max-width: 900px) {
  .nav-slogan { display: none; }
  .nav-links { gap: 0; }
  .nav-links a { padding: 0 12px; font-size: 13px; }
  .hero { height: 420px; }
  .hero h1 { font-size: 30px; }
  .about-brief { grid-template-columns: 1fr; gap: 24px; padding: 40px 20px; }
  .bc-triple { flex-direction: column; }
  .bc-item { flex-direction: row; align-items: center; }
  .bc-char { font-size: 28px; min-width: 32px; padding-right: 12px; }
  .about-factory-img img { height: 200px; }
  .about-advantages { grid-template-columns: 1fr 1fr; }
  .about-48intro { grid-template-columns: 1fr 1fr; }
  .about-48intro .about-48item:last-child { display: none; }
  .about-contact-row-new { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .contact-phones { flex-wrap: wrap; border-radius: 8px; }
  .phone-item { flex: 1 1 50%; border-bottom: 1px solid #3a1a00; }
  .phone-item:nth-child(2) { border-right: none; }
  .phone-item:nth-child(3) { border-right: 1px solid #3a1a00; }
  .phone-item:nth-child(4) { border-right: none; }
  .phone-num { font-size: 14px; }
}
@media (max-width: 768px) {
  .nav-top { padding: 0 16px; min-height: 64px; flex-wrap: wrap; height: auto; }
  .nav-links, .nav-slogan { display: none; }
  .nav-brand { margin-right: 10px; }
  .nav-brand-name { font-size: 16px; }
  .nav-brand-sub { display: none; }
  .hero { height: 360px; }
  .hero h1 { font-size: 24px; letter-spacing: 1px; }
  .hero-sub { font-size: 12px; }
  .hero-tags { flex-wrap: wrap; gap: 6px; }
  .hero-tags .hero-tag { font-size: 11px; padding: 4px 10px; }
  .hero-btns { flex-direction: column; align-items: center; gap: 10px; }
  .hero-btns a { width: 200px; text-align: center; }
  .brand-strip { grid-template-columns: repeat(2, 1fr); }
  .brand-item { padding: 20px 10px; }
  .about-brief { grid-template-columns: 1fr; gap: 30px; padding: 30px 16px; }
  .bc-item { flex-direction: column; align-items: flex-start; gap: 8px; }
  .bc-char { border-right: none; border-bottom: 2px solid #E8D5C4; padding-right: 0; padding-bottom: 8px; width: 100%; text-align: left; }
  .about-factory-img img { height: 180px; }
  .about-advantages { grid-template-columns: 1fr; }
  .about-48intro { grid-template-columns: 1fr 1fr; }
  .about-48intro .about-48item:last-child { display: none; }
  .about-contact-row-new { grid-template-columns: 1fr; }
  .products-section, .features-section, .contact-section { padding: 30px 16px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-card-body h3 { font-size: 14px; }
  .product-card-body p { font-size: 11px; line-height: 1.5; }
  .features-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .contact-phones { flex-wrap: wrap; border-radius: 8px; }
  .phone-item { flex: 1 1 50%; border-bottom: 1px solid #3a1a00; }
  .phone-item:nth-child(2) { border-right: none; }
  .phone-item:nth-child(3) { border-right: 1px solid #3a1a00; }
  .phone-item:nth-child(4) { border-right: none; }
  .phone-num { font-size: 14px; }
  .ai-chat-popup { width: calc(100vw - 40px); right: -8px; max-width: 340px; }
  .footer-top { flex-direction: column; gap: 20px; padding: 20px; }
  .footer-col { text-align: left; }
  .section-title h2 { font-size: 22px; }
  .nav-hamburger { display: flex !important; }
  .nav-cta > a, .nav-cta > .wx-btn { display: none; }
}
@media (max-width: 480px) {
  .hero { height: 300px; }
  .hero h1 { font-size: 20px; }
  .hero-overlay { background: rgba(0,0,0,0.55); }
  .products-grid { grid-template-columns: 1fr; }
  .brand-strip { grid-template-columns: 1fr 1fr; }
  .brand-num { font-size: 28px; }
  .contact-phones { flex-direction: column; }
  .phone-item { flex: 1 1 100%; border-right: none; border-bottom: 1px solid #3a1a00; }
  .phone-item:last-child { border-bottom: none; }
}

     
    .main .nav-top, .main .nav-mobile-menu { display: none !important; }
.page-hero {
    background: linear-gradient(135deg, #faf6f0 0%, #f5efe6 100%);
    padding: 28px 40px;
    text-align: center;
    border-bottom: 1px solid #e8d8c0;
}
.page-hero h1 { color: #3d2820; font-size: 24px; font-weight: 600; }
.page-hero p { color: #8B7355; font-size: 13px; margin-top: 8px; }
.page-two-col { max-width: 1200px; margin: 0 auto; padding: 40px 20px; display: flex; gap: 30px; }
.page-sidebar { width: 260px; flex-shrink: 0; position: sticky; top: 80px; height: fit-content; }
.page-sidebar::-webkit-scrollbar { width: 4px; }
.page-sidebar::-webkit-scrollbar-thumb { background: #ddd; border-radius: 2px; }

.sidebar-back {
    display: block;
    padding: 10px 14px;
    background: linear-gradient(135deg, #3d2820, #4d3020);
    color: #C9A96E;
    border-radius: 8px;
    text-align: center;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 16px;
    transition: all 0.2s;
    text-decoration: none;
}
.sidebar-back:hover {
    background: linear-gradient(135deg, #4d3020, #5d4030);
    color: #e8d5a8;
}

.sidebar-block {
    background: #fff;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.sidebar-title {
    color: #C9A96E;
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

 
.tag-scroll-container {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.tag-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    padding: 0;
    position: relative;
}
.tag-list-clone {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    padding: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}
.tag-item {
    background: #E8D5C4;
    color: #8B6914;
    font-size: 12px;
    padding: 6px 12px;
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.2s;
}
.tag-item:hover {
    background: #C9A96E;
    color: #fff;
}

 
.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.timeline-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: linear-gradient(135deg, #faf6f0, #f5efe6);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid #C9A96E;
}
.timeline-item:hover {
    background: linear-gradient(135deg, #C9A96E, #b8944d);
    transform: translateX(4px);
}
.timeline-item:hover .timeline-year,
.timeline-item:hover .timeline-count {
    color: #fff;
}
.timeline-year {
    font-size: 16px;
    font-weight: bold;
    color: #2d1810;
    transition: color 0.2s;
}
.timeline-count {
    font-size: 12px;
    color: #C9A96E;
    transition: color 0.2s;
}
.timeline-item-empty {
    background: #f5efe6;
    border-left: 3px solid #d4c4a8;
    cursor: default;
}
.timeline-item-empty .timeline-year {
    color: #aaa;
}
.timeline-item-empty .timeline-count {
    color: #bbb;
}

 
.sidebar-search-box { margin-bottom: 16px; }
.sidebar-search-box input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #e0d0b8;
    border-radius: 8px;
    font-size: 13px;
    background: #faf6f0;
    color: #3d2820;
    box-sizing: border-box;
}
.sidebar-search-box input:focus {
    outline: none;
    border-color: #c8a96e;
    background: #fff;
}
.sidebar-search-hint { font-size: 12px; color: #888; margin-top: 6px; min-height: 18px; }

 
.sidebar-contact { background: linear-gradient(135deg, #1a0f00, #2d1810); }
.sidebar-contact .sidebar-contact-title { color: #C9A96E; font-size: 12px; font-weight: bold; letter-spacing: 1px; }
.sidebar-call-btn {
    display: block;
    background: #C9A96E;
    color: #1a0f00;
    text-align: center;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: bold;
    margin-top: 8px;
    margin-bottom: 8px;
    transition: background 0.2s;
    text-decoration: none;
}
.sidebar-call-btn:hover { background: #b8956a; color: #fff; }
.sidebar-msg-btn {
    display: block;
    background: transparent;
    color: #C9A96E;
    text-align: center;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
    border: 1px solid #C9A96E55;
    transition: all 0.2s;
    text-decoration: none;
}
.sidebar-msg-btn:hover { background: #C9A96E22; }

.page-article { flex: 1; min-width: 0; }
.article-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: #888;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e8d8c0;
}
.article-body { font-size: 15px; line-height: 1.9; color: #444; }
.article-featured-img {
    display: block;
    width: 500px;
    margin: 0 auto 20px;
    padding: 4px;
    background: #fff;
    border: 2px solid #C9A96E;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(45,24,16,0.1);
}
.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 16px auto;
    display: block;
}
.article-body h2 {
    font-size: 20px;
    color: #3d2820;
    margin: 24px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e8d8c0;
    clear: both;
}
.article-body h3 { font-size: 17px; color: #3d2820; margin: 20px 0 10px; }
.article-body p { margin-bottom: 14px; text-align: justify; }
.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 16px auto;
    display: block;
}
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 14px; }
.article-body li { margin-bottom: 6px; }
.article-body blockquote {
    border-left: 4px solid #C9A96E;
    padding: 12px 20px;
    background: #faf6f0;
    margin: 16px 0;
    color: #555;
    border-radius: 0 8px 8px 0;
}
.article-body strong { color: #2d1810; }

 
.timeline-older { margin-top: 6px; }
.timeline-older-toggle {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 8px; background: linear-gradient(135deg, #e8d8c0, #d4c4a8);
    border-radius: 6px; cursor: pointer; font-size: 13px; color: #6b5344; user-select: none;
}
.timeline-older-toggle:hover { background: linear-gradient(135deg, #d4c4a8, #c4a878); }
.timeline-older-count { color: #C9A96E; font-weight: bold; font-size: 12px; }
.timeline-older-list { display: none; padding-top: 4px; }
.timeline-older.opened .timeline-older-list { display: block; }
.timeline-older.opened .timeline-older-toggle { margin-bottom: 4px; }
.timeline-older.opened .timeline-older-toggle::after { content: '▲'; font-size: 10px; }
.timeline-older:not(.opened) .timeline-older-toggle::after { content: '▾'; font-size: 10px; }
.timeline-item-old { opacity: 0.75; }

 
.sidebar-contact { background: linear-gradient(135deg, #1a0f00, #2d1810); }
.sidebar-contact .sidebar-contact-title { color: #C9A96E; font-size: 12px; font-weight: bold; letter-spacing: 1px; }

.article-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid #e8d8c0;
    gap: 12px;
}
.article-nav-btn {
    padding: 8px 16px;
    background: #f5efe6;
    color: #2d1810;
    border-radius: 6px;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s;
}
.article-nav-btn:hover { background: #C9A96E; color: #fff; }

@media (max-width: 900px) {
    .page-two-col { flex-direction: column; }
    .page-sidebar { width: 100%; position: static; max-height: none; }
}
.floating-msg { background: #8B6914; color: #fff; }
     
    .mobile-bottom-nav {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(135deg, #2d1f12 0%, #3d2820 100%);
      border-top: 1px solid rgba(201,169,110,0.3);
      z-index: 998;
      padding: 6px 0 env(safe-area-inset-bottom, 6px);
      box-shadow: 0 -2px 16px rgba(0,0,0,0.25);
    }
    .mbn-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2px;
      text-decoration: none;
      color: rgba(255,255,255,0.6);
      font-size: 10px;
      flex: 1;
      padding: 4px 0;
      transition: color 0.2s;
    }
    .mbn-item.active, .mbn-item:hover { color: #C9A96E; }
    .mbn-icon { font-size: 20px; line-height: 1; }
    .mbn-label { font-size: 10px; letter-spacing: 0.5px; }
    .mbn-top { background: rgba(201,169,110,0.15); border-radius: 8px; margin: 0 4px; padding: 4px 8px; }

    @media (max-width: 768px) {
        .floating-bar { right: 8px; bottom: 70px; gap: 8px; }
        .floating-bar a, .floating-bar .floating-btn { width: 42px; height: 42px; font-size: 18px; }
         
        .floating-bar .floating-phone,
        .floating-bar .floating-wechat,
        .floating-bar .floating-qq,
        .floating-bar .floating-msg { display: none; }
        .mobile-bottom-nav { display: flex; }
        body { padding-bottom: 65px !important; }
    }
.back-to-top {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: linear-gradient(135deg, #C9A96E, #8B6914);
        color: #fff;
        border: none;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        transition: all 0.3s ease;
        opacity: 0;
        visibility: hidden;
        transform: translateY(20px);
    }
    .back-to-top.visible {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .back-to-top:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 16px rgba(201,169,110,0.4);
        background: linear-gradient(135deg, #D4B87E, #9B7924);
    }
    .back-to-top-label {
        font-size: 10px;
        margin-top: 2px;
        font-weight: bold;
        letter-spacing: 0.5px;
    }
     
    @media (max-width: 768px) {
        .back-to-top {
            width: 40px;
            height: 40px;
        }
        .back-to-top svg {
            width: 16px;
            height: 16px;
        }
        .back-to-top-label {
            display: none;
        }
    }
     
    @keyframes fadeInUp {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }
    @keyframes fadeOutDown {
        from { opacity: 1; transform: translateY(0); }
        to { opacity: 0; transform: translateY(20px); }
    }
    .back-to-top.show-animation {
        animation: fadeInUp 0.3s ease forwards;
    }
    .back-to-top.hide-animation {
        animation: fadeOutDown 0.3s ease forwards;
    }