/* roulang page: index */
:root{
  --primary:#0B6E4F;
  --primary-dark:#084C36;
  --primary-light:#1A8B66;
  --accent:#D4A537;
  --accent-light:#E8C25C;
  --dark:#0D1B16;
  --dark-2:#132720;
  --light:#F5F7F4;
  --light-2:#EBEFEA;
  --white:#FFFFFF;
  --text:#1C2E27;
  --text-muted:#5A6B63;
  --border:#DDE4DE;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg:0 8px 40px rgba(0,0,0,0.14);
  --transition:all 0.3s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  background:var(--white);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  overflow-x:hidden;
}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1240px;padding:0 24px;margin:0 auto}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text);line-height:1.3}

/* ========== 顶部浮动Dock导航 ========== */
.site-header{
  position:fixed;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 40px);
  max-width:1260px;
  z-index:1050;
  border-radius:60px;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  box-shadow:0 8px 32px rgba(0,0,0,0.12);
  border:1px solid rgba(255,255,255,0.6);
  transition:var(--transition);
}
.site-header.scrolled{
  box-shadow:0 4px 24px rgba(11,110,79,0.14);
  top:12px;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 24px;
  gap:16px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
}
.logo-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:18px;
  flex-shrink:0;
}
.logo-text{
  color:var(--text);
  font-weight:800;
  font-size:17px;
  letter-spacing:0.3px;
  line-height:1.4;
}
.logo-text span{
  display:block;
  font-size:11px;
  color:var(--text-muted);
  font-weight:500;
  letter-spacing:1.5px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-links a{
  padding:8px 18px;
  border-radius:30px;
  color:var(--text);
  font-size:15px;
  font-weight:500;
  transition:var(--transition);
  white-space:nowrap;
}
.nav-links a:hover{
  background:var(--light-2);
  color:var(--primary);
}
.nav-links a.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 4px 14px rgba(11,110,79,0.3);
}
.nav-cta{
  display:flex;
  align-items:center;
  gap:10px;
}
.btn-dock{
  background:linear-gradient(135deg,var(--accent),#b8860b);
  color:#fff;
  border:none;
  border-radius:30px;
  padding:9px 22px;
  font-weight:600;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:var(--transition);
  box-shadow:0 4px 14px rgba(212,165,55,0.35);
  white-space:nowrap;
}
.btn-dock:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(212,165,55,0.5);
  color:#fff;
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--white);
  font-size:18px;
  color:var(--text);
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:var(--transition);
}
.nav-toggle:hover{
  background:var(--light-2);
}
body.nav-open{
  overflow:hidden;
}

/* ========== Hero ========== */
.hero{
  position:relative;
  min-height:92vh;
  display:flex;
  align-items:center;
  background:linear-gradient(135deg,rgba(10,20,16,0.88),rgba(8,28,22,0.78)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:160px 0 120px;
  color:#fff;
}
.hero .container{
  position:relative;
  z-index:2;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.25);
  border-radius:40px;
  padding:8px 20px;
  font-size:14px;
  font-weight:500;
  color:#e8f5ee;
  margin-bottom:28px;
  backdrop-filter:blur(10px);
}
.hero-badge i{
  color:var(--accent);
}
.hero h1{
  font-size:56px;
  font-weight:800;
  color:#fff;
  line-height:1.15;
  margin-bottom:20px;
  letter-spacing:1px;
}
.hero h1 .highlight{
  color:var(--accent);
  position:relative;
}
.hero-sub{
  font-size:20px;
  color:rgba(255,255,255,0.85);
  max-width:560px;
  margin-bottom:16px;
  line-height:1.7;
}
.hero-desc{
  font-size:15px;
  color:rgba(255,255,255,0.62);
  max-width:520px;
  margin-bottom:36px;
  line-height:1.8;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.btn-hero-primary{
  background:linear-gradient(135deg,var(--accent),#d4900a);
  color:#fff;
  border:none;
  border-radius:40px;
  padding:14px 34px;
  font-size:16px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:10px;
  transition:var(--transition);
  box-shadow:0 6px 24px rgba(212,165,55,0.4);
}
.btn-hero-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 32px rgba(212,165,55,0.55);
  color:#fff;
}
.btn-hero-ghost{
  background:rgba(255,255,255,0.08);
  color:#fff;
  border:1px solid rgba(255,255,255,0.3);
  border-radius:40px;
  padding:14px 34px;
  font-size:16px;
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap:10px;
  transition:var(--transition);
  backdrop-filter:blur(8px);
}
.btn-hero-ghost:hover{
  background:rgba(255,255,255,0.16);
  color:#fff;
  border-color:rgba(255,255,255,0.5);
}
.hero-stats{
  display:flex;
  gap:40px;
  margin-top:52px;
  flex-wrap:wrap;
}
.hero-stat-item{
  border-left:2px solid rgba(212,165,55,0.6);
  padding-left:18px;
}
.hero-stat-num{
  font-size:32px;
  font-weight:800;
  color:#fff;
  display:block;
  line-height:1.2;
}
.hero-stat-label{
  font-size:13px;
  color:rgba(255,255,255,0.6);
  letter-spacing:1px;
}

/* ========== 通用板块 ========== */
.section{
  padding:90px 0;
}
.section-alt{
  background:var(--light);
}
.section-head{
  text-align:center;
  max-width:680px;
  margin:0 auto 60px;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(11,110,79,0.08);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  letter-spacing:1.5px;
  padding:6px 18px;
  border-radius:40px;
  margin-bottom:16px;
}
.section-head h2{
  font-size:36px;
  font-weight:800;
  margin-bottom:14px;
}
.section-head p{
  color:var(--text-muted);
  font-size:16px;
  line-height:1.8;
}

/* ========== 核心优势 ========== */
.features-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.feature-card{
  background:var(--white);
  border-radius:var(--radius-lg);
  padding:34px 28px;
  border:1px solid var(--border);
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:linear-gradient(90deg,var(--primary),var(--primary-light));
  opacity:0;
  transition:var(--transition);
}
.feature-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.feature-card:hover::before{
  opacity:1;
}
.feature-icon{
  width:56px;
  height:56px;
  border-radius:16px;
  background:rgba(11,110,79,0.08);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:24px;
  color:var(--primary);
  margin-bottom:22px;
  transition:var(--transition);
}
.feature-card:hover .feature-icon{
  background:var(--primary);
  color:#fff;
  transform:scale(1.05);
}
.feature-card h3{
  font-size:20px;
  margin-bottom:12px;
}
.feature-card p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.75;
  margin-bottom:0;
}

/* ========== 分类卡片 ========== */
.category-section{
  background:linear-gradient(160deg,var(--dark) 0%,var(--dark-2) 100%);
}
.category-section .section-head h2{
  color:#fff;
}
.category-section .section-head p{
  color:rgba(255,255,255,0.6);
}
.category-section .section-tag{
  background:rgba(212,165,55,0.12);
  color:var(--accent);
}
.cat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.cat-card{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:320px;
  display:flex;
  align-items:flex-end;
  transition:var(--transition);
  box-shadow:0 4px 20px rgba(0,0,0,0.2);
}
.cat-card img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 0.6s ease;
  z-index:1;
}
.cat-card::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(8,18,14,0.92) 0%,rgba(8,18,14,0.35) 55%,transparent 100%);
  z-index:2;
  transition:var(--transition);
}
.cat-card:hover img{
  transform:scale(1.08);
}
.cat-card:hover{
  box-shadow:0 12px 44px rgba(0,0,0,0.35);
}
.cat-card-body{
  position:relative;
  z-index:3;
  padding:32px 28px;
  width:100%;
  color:#fff;
}
.cat-card-body h3{
  color:#fff;
  font-size:22px;
  margin-bottom:6px;
}
.cat-card-body p{
  color:rgba(255,255,255,0.65);
  font-size:14px;
  margin-bottom:14px;
}
.cat-card-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--accent);
  font-size:14px;
  font-weight:600;
  transition:var(--transition);
}
.cat-card-link:hover{
  color:#fff;
  gap:12px;
}
.cat-card-tag{
  position:absolute;
  top:18px;
  left:18px;
  z-index:3;
  background:rgba(212,165,55,0.9);
  color:#fff;
  font-size:12px;
  font-weight:600;
  padding:5px 14px;
  border-radius:30px;
  letter-spacing:1px;
}

/* ========== 最新资讯 ========== */
.post-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.post-card{
  background:var(--white);
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  padding:30px;
  transition:var(--transition);
  display:flex;
  flex-direction:column;
}
.post-card:hover{
  box-shadow:var(--shadow-lg);
  transform:translateY(-4px);
  border-color:transparent;
}
.post-card-top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.post-badge{
  background:rgba(11,110,79,0.08);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  padding:4px 14px;
  border-radius:30px;
  white-space:nowrap;
}
.post-cat{
  color:var(--text-muted);
  font-size:13px;
}
.post-card h3{
  font-size:20px;
  margin-bottom:12px;
  line-height:1.5;
}
.post-card h3 a{
  color:var(--text);
}
.post-card h3 a:hover{
  color:var(--primary);
}
.post-card p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.8;
  flex:1;
  margin-bottom:18px;
}
.post-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid var(--border);
  padding-top:16px;
}
.post-meta time{
  color:var(--text-muted);
  font-size:13px;
  display:flex;
  align-items:center;
  gap:6px;
}
.post-meta a{
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.empty-tip{
  text-align:center;
  padding:60px 20px;
  color:var(--text-muted);
  font-size:15px;
  background:var(--white);
  border-radius:var(--radius-lg);
  border:1px dashed var(--border);
}

/* ========== 数据统计 ========== */
.stats-band{
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  border-radius:var(--radius-lg);
  padding:60px 40px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
  margin:0 auto 90px;
  position:relative;
  overflow:hidden;
}
.stats-band::before{
  content:'';
  position:absolute;
  top:-50%;
  right:-10%;
  width:300px;
  height:300px;
  border-radius:50%;
  background:rgba(255,255,255,0.05);
}
.stats-band::after{
  content:'';
  position:absolute;
  bottom:-60%;
  left:20%;
  width:250px;
  height:250px;
  border-radius:50%;
  background:rgba(255,255,255,0.03);
}
.stat-item{
  text-align:center;
  position:relative;
  z-index:1;
}
.stat-num{
  font-size:44px;
  font-weight:800;
  color:#fff;
  display:block;
  line-height:1.2;
  margin-bottom:6px;
}
.stat-label{
  font-size:14px;
  color:rgba(255,255,255,0.7);
  letter-spacing:1px;
}

/* ========== 流程步骤 ========== */
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
  counter-reset:step;
}
.step-card{
  text-align:center;
  padding:36px 24px;
  position:relative;
  border-radius:var(--radius-lg);
  background:var(--white);
  border:1px solid var(--border);
  transition:var(--transition);
}
.step-card:hover{
  box-shadow:var(--shadow);
  transform:translateY(-4px);
}
.step-num{
  width:68px;
  height:68px;
  border-radius:50%;
  background:var(--primary);
  color:#fff;
  font-size:24px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 22px;
  box-shadow:0 6px 20px rgba(11,110,79,0.3);
  position:relative;
  counter-increment:step;
}
.step-num::after{
  content:'';
  position:absolute;
  top:50%;
  left:calc(100% + 14px);
  width:calc(100% - 16px);
  height:2px;
  background:var(--border);
  display:none;
}
.step-card:not(:last-child) .step-num::after{
  display:block;
}
.step-card h3{
  font-size:18px;
  margin-bottom:10px;
}
.step-card p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.7;
  margin-bottom:0;
}

/* ========== FAQ ========== */
.faq-wrap{
  max-width:780px;
  margin:0 auto;
}
.faq-item{
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:14px;
  overflow:hidden;
  transition:var(--transition);
  background:var(--white);
}
.faq-item:hover{
  border-color:var(--primary-light);
}
.faq-item summary{
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  transition:var(--transition);
  color:var(--text);
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary::after{
  content:'\f107';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  font-size:16px;
  color:var(--primary);
  transition:var(--transition);
  flex-shrink:0;
}
.faq-item[open] summary{
  color:var(--primary);
  background:rgba(11,110,79,0.03);
}
.faq-item[open] summary::after{
  transform:rotate(180deg);
}
.faq-answer{
  padding:0 24px 22px;
  color:var(--text-muted);
  font-size:14px;
  line-height:1.8;
  border-top:1px dashed var(--border);
  margin-top:0;
  padding-top:18px;
}
.faq-answer p{
  margin-bottom:0;
}

/* ========== CTA ========== */
.cta-section{
  position:relative;
  background:linear-gradient(135deg,rgba(10,20,16,0.92),rgba(8,28,22,0.85)),url('/assets/images/backpic/back-2.png') center/cover fixed;
  padding:100px 0;
  text-align:center;
  color:#fff;
}
.cta-section .section-head h2{
  color:#fff;
}
.cta-section .section-head p{
  color:rgba(255,255,255,0.65);
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  margin-top:36px;
}
.cta-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:15px 36px;
  border-radius:40px;
  font-size:16px;
  font-weight:600;
  transition:var(--transition);
}
.cta-btn-primary{
  background:linear-gradient(135deg,var(--accent),#d4900a);
  color:#fff;
  box-shadow:0 6px 24px rgba(212,165,55,0.45);
}
.cta-btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 36px rgba(212,165,55,0.6);
  color:#fff;
}
.cta-btn-outline{
  border:1px solid rgba(255,255,255,0.35);
  color:#fff;
  backdrop-filter:blur(8px);
}
.cta-btn-outline:hover{
  background:rgba(255,255,255,0.12);
  color:#fff;
  border-color:rgba(255,255,255,0.6);
}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,0.65);
  padding:80px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.5fr;
  gap:40px;
  padding-bottom:50px;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo-text{
  color:#fff;
}
.footer-brand .logo-text span{
  color:rgba(255,255,255,0.5);
}
.footer-desc{
  margin-top:20px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,0.55);
}
.footer-social{
  display:flex;
  gap:12px;
  margin-top:22px;
}
.footer-social a{
  width:38px;
  height:38px;
  border-radius:50%;
  background:rgba(255,255,255,0.08);
  display:flex;
  align-items:center;
  justify-content:center;
  color:rgba(255,255,255,0.7);
  font-size:14px;
  transition:var(--transition);
}
.footer-social a:hover{
  background:var(--primary);
  color:#fff;
  transform:translateY(-3px);
}
.footer-title{
  color:#fff;
  font-size:17px;
  font-weight:600;
  margin-bottom:20px;
}
.footer-links{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-links li{
  margin-bottom:10px;
}
.footer-links a{
  color:rgba(255,255,255,0.6);
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:var(--transition);
}
.footer-links a:hover{
  color:var(--accent);
  gap:12px;
}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.footer-contact-item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  font-size:14px;
  color:rgba(255,255,255,0.6);
  line-height:1.6;
}
.footer-contact-item i{
  color:var(--accent);
  margin-top:4px;
  width:18px;
  text-align:center;
}
.footer-bottom{
  padding:24px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,0.35);
}
.footer-bottom a{
  color:rgba(255,255,255,0.4);
  margin:0 10px;
}
.footer-bottom a:hover{
  color:var(--accent);
}

/* ========== 响应式 ========== */
@media (max-width:1024px){
  .features-grid,.cat-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .stats-band{
    grid-template-columns:repeat(2,1fr);
  }
  .steps-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .footer-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .hero h1{
    font-size:44px;
  }
  .step-card:nth-child(2n) .step-num::after{
    display:none !important;
  }
}
@media (max-width:768px){
  .site-header{
    top:12px;
    width:calc(100% - 24px);
  }
  .header-inner{
    padding:8px 16px;
  }
  .nav-links{
    display:none;
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    background:var(--white);
    border-radius:20px;
    box-shadow:var(--shadow-lg);
    padding:16px;
    flex-direction:column;
    align-items:stretch;
    border:1px solid var(--border);
  }
  .nav-links.open{
    display:flex;
  }
  .nav-links a{
    padding:14px 20px;
    text-align:center;
    border-radius:12px;
    font-size:16px;
  }
  .nav-cta{
    margin-left:auto;
  }
  .btn-dock span{
    display:none;
  }
  .btn-dock{
    width:42px;
    height:42px;
    padding:0;
    justify-content:center;
    border-radius:12px;
  }
  .nav-toggle{
    display:flex;
  }
  .hero{
    min-height:auto;
    padding:130px 0 80px;
  }
  .hero h1{
    font-size:34px;
  }
  .hero-sub{
    font-size:17px;
  }
  .hero-stats{
    gap:24px;
  }
  .section{
    padding:64px 0;
  }
  .section-head h2{
    font-size:28px;
  }
  .post-grid{
    grid-template-columns:1fr;
  }
  .features-grid,.cat-grid{
    grid-template-columns:1fr;
  }
  .stats-band{
    padding:40px 24px;
    gap:24px;
  }
  .steps-grid{
    grid-template-columns:1fr;
  }
  .step-card:nth-child(n) .step-num::after{
    display:none !important;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
  }
  .cta-section{
    padding:70px 0;
  }
}
@media (max-width:520px){
  .logo-text{
    font-size:14px;
  }
  .logo-text span{
    font-size:9px;
  }
  .logo-icon{
    width:34px;
    height:34px;
    font-size:15px;
  }
  .hero h1{
    font-size:28px;
  }
  .hero-sub{
    font-size:15px;
  }
  .hero-actions .btn-hero-primary,.hero-actions .btn-hero-ghost{
    width:100%;
    justify-content:center;
    padding:13px 24px;
  }
  .hero-stats{
    flex-direction:column;
    gap:16px;
  }
  .section-head h2{
    font-size:24px;
  }
  .section-tag{
    font-size:12px;
  }
  .feature-card{
    padding:26px 22px;
  }
  .post-card{
    padding:22px 18px;
  }
  .stats-band{
    grid-template-columns:1fr 1fr;
    padding:32px 20px;
    gap:20px;
  }
  .stat-num{
    font-size:32px;
  }
  .faq-item summary{
    padding:16px 18px;
    font-size:14px;
  }
  .faq-answer{
    padding:14px 18px 18px;
  }
  .cta-btn{
    width:100%;
    justify-content:center;
  }
}

/* roulang page: category1 */
:root {
            --primary: #0f766e;
            --primary-dark: #115e59;
            --primary-light: #14b8a6;
            --accent: #f59e0b;
            --bg-body: #f8fafc;
            --bg-dark: #0f172a;
            --bg-card: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-light: #e2e8f0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 24px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
            --shadow-md: 0 6px 20px rgba(0,0,0,.06);
            --shadow-lg: 0 12px 40px rgba(15,118,110,.12);
            --spacing-section: 90px;
            --font-main: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:var(--font-main);color:var(--text-main);background:var(--bg-body);line-height:1.7;font-size:16px;overflow-x:hidden}
        a{text-decoration:none;color:inherit;transition:color .25s ease}
        img{max-width:100%;height:auto;display:block}
        .container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
        .section{padding:var(--spacing-section) 0;position:relative}
        .section-dark{background:var(--bg-dark);color:#f1f5f9}

        /* Header Dock */
        .site-header{position:fixed;top:16px;left:0;right:0;z-index:1050;pointer-events:none}
        .header-inner{pointer-events:auto;max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 24px;background:rgba(255,255,255,.74);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.55);border-radius:60px;box-shadow:0 8px 32px rgba(2,6,23,.08)}
        .logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
        .logo-icon{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary-light));display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;box-shadow:0 4px 16px rgba(15,118,110,.3)}
        .logo-text{font-size:19px;font-weight:700;color:var(--text-main);line-height:1.2;letter-spacing:-.3px}
        .logo-text span{display:block;font-size:10px;font-weight:600;color:var(--text-muted);letter-spacing:1.4px}
        .nav-links{display:flex;align-items:center;gap:4px;background:rgba(241,245,249,.6);border-radius:40px;padding:4px}
        .nav-links a{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:30px;font-size:14px;font-weight:500;color:var(--text-muted);white-space:nowrap}
        .nav-links a i{font-size:13px}
        .nav-links a:hover{color:var(--primary)}
        .nav-links a.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(15,118,110,.25)}
        .nav-cta{display:flex;align-items:center;gap:8px}
        .btn-dock{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;border:none;border-radius:30px;padding:9px 22px;font-size:14px;font-weight:600;box-shadow:0 4px 14px rgba(245,158,11,.3)}
        .btn-dock:hover{color:#fff;transform:translateY(-1px);box-shadow:0 6px 20px rgba(245,158,11,.4)}
        .nav-toggle{display:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--border-light);background:#fff;color:var(--text-main);font-size:16px;align-items:center;justify-content:center;cursor:pointer}

        /* Page Banner */
        .banner{position:relative;padding:170px 0 70px;background:linear-gradient(135deg,rgba(15,118,110,.94),rgba(8,47,73,.92)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff;overflow:hidden}
        .banner::before{content:'';position:absolute;top:-40%;right:-10%;width:480px;height:480px;border-radius:50%;background:rgba(255,255,255,.05);pointer-events:none}
        .banner::after{content:'';position:absolute;bottom:-60%;left:-5%;width:420px;height:420px;border-radius:50%;background:rgba(245,158,11,.08);pointer-events:none}
        .banner-content{position:relative;z-index:2;max-width:820px}
        .banner-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);border-radius:40px;padding:7px 18px;font-size:13px;font-weight:500;letter-spacing:.5px;margin-bottom:18px}
        .banner-badge i{color:var(--accent)}
        .banner h1{font-size:42px;font-weight:800;line-height:1.25;margin-bottom:14px;letter-spacing:-.5px}
        .banner h1 span{color:#fbbf24}
        .banner p{font-size:17px;line-height:1.8;color:rgba(255,255,255,.85);max-width:640px;margin-bottom:28px}
        .banner-actions{display:flex;flex-wrap:wrap;gap:14px}
        .btn-light-custom{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--primary-dark);border:none;border-radius:30px;padding:12px 28px;font-size:15px;font-weight:700}
        .btn-light-custom:hover{color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.15)}
        .btn-outline-custom{display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5);border-radius:30px;padding:12px 28px;font-size:15px;font-weight:600}
        .btn-outline-custom:hover{color:#fff;border-color:#fff;background:rgba(255,255,255,.1)}
        .banner-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.15)}
        .banner-meta-item{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.7)}
        .banner-meta-item i{color:#fbbf24;font-size:16px}

        /* Page Header */
        .page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:40px;flex-wrap:wrap}
        .page-header-left h2{font-size:30px;font-weight:800;margin-bottom:10px;position:relative;padding-left:18px;letter-spacing:-.4px}
        .page-header-left h2::before{content:'';position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:linear-gradient(135deg,var(--primary),var(--primary-light))}
        .page-header-left p{color:var(--text-muted);font-size:15px;max-width:520px}
        .page-header-right{display:flex;gap:10px;flex-wrap:wrap}

        /* Category Grid */
        .category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
        .category-card{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:30px 26px;box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease}
        .category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(15,118,110,.25)}
        .category-card-icon{width:58px;height:58px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;margin-bottom:20px}
        .category-card-icon.bg-1{background:linear-gradient(135deg,#0f766e,#2dd4bf)}
        .category-card-icon.bg-2{background:linear-gradient(135deg,#b45309,#f59e0b)}
        .category-card-icon.bg-3{background:linear-gradient(135deg,#1e3a8a,#6366f1)}
        .category-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
        .category-card p{font-size:14px;color:var(--text-muted);line-height:1.7;margin-bottom:16px}
        .category-card-tags{display:flex;flex-wrap:wrap;gap:6px}
        .tag-mini{display:inline-block;background:#f1f5f9;color:var(--text-muted);font-size:12px;padding:4px 12px;border-radius:20px;font-weight:500}

        /* Guide Content Cards */
        .guide-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-light);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;height:100%;transition:transform .3s,box-shadow .3s}
        .guide-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
        .guide-card-cover{height:190px;overflow:hidden;position:relative}
        .guide-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .guide-card:hover .guide-card-cover img{transform:scale(1.05)}
        .guide-card-cover::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(15,23,42,.4),transparent 60%)}
        .guide-card-tag{position:absolute;top:14px;left:14px;z-index:2;background:rgba(255,255,255,.92);color:var(--primary);font-size:12px;font-weight:600;padding:4px 14px;border-radius:20px}
        .guide-card-body{padding:24px;display:flex;flex-direction:column;flex:1}
        .guide-card-body h3{font-size:17px;font-weight:700;margin-bottom:10px;line-height:1.4}
        .guide-card-body h3 a:hover{color:var(--primary)}
        .guide-card-body p{font-size:14px;color:var(--text-muted);line-height:1.7;margin-bottom:16px;flex:1}
        .guide-card-meta{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--text-muted);border-top:1px solid #f1f5f9;padding-top:14px}
        .guide-card-meta i{margin-right:4px;color:var(--primary-light)}

        /* Strategy Section */
        .strategy-wrap{background:#f1f5f9;border-radius:var(--radius-lg);padding:36px;border:1px solid var(--border-light)}
        .strategy-step{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid var(--border-light);transition:background .25s}
        .strategy-step:last-child{border-bottom:none;padding-bottom:0}
        .strategy-step:hover{background:rgba(15,118,110,.03)}
        .strategy-step-num{flex-shrink:0;width:44px;height:44px;border-radius:12px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;box-shadow:0 4px 12px rgba(15,118,110,.2)}
        .strategy-step-body h4{font-size:16px;font-weight:700;margin-bottom:6px}
        .strategy-step-body p{font-size:14px;color:var(--text-muted);line-height:1.7;margin:0}

        /* Stats */
        .stats-dark{padding:56px 0;background:var(--bg-dark);color:#fff}
        .stats-dark .container{max-width:1180px}
        .stat-item{text-align:center;padding:24px 10px}
        .stat-num{font-size:40px;font-weight:800;color:#fbbf24;line-height:1.2;font-family:inherit}
        .stat-label{font-size:14px;color:rgba(255,255,255,.7);margin-top:6px}

        /* FAQ */
        .faq-item{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:22px 26px;margin-bottom:14px}
        .faq-item h4{font-size:15.5px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:10px}
        .faq-item h4 i{color:var(--primary-light);font-size:16px}
        .faq-item p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.75;padding-left:26px}

        /* CTA */
        .cta-section{background:linear-gradient(135deg,#0f766e,#134e4a);border-radius:var(--radius-lg);padding:56px;position:relative;overflow:hidden;color:#fff}
        .cta-section::before{content:'';position:absolute;top:-80px;right:-40px;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.06)}
        .cta-section::after{content:'';position:absolute;bottom:-100px;left:10%;width:200px;height:200px;border-radius:50%;background:rgba(245,158,11,.1)}
        .cta-content{position:relative;z-index:2;text-align:center;max-width:620px;margin:0 auto}
        .cta-content h2{font-size:28px;font-weight:800;margin-bottom:14px}
        .cta-content p{font-size:15px;color:rgba(255,255,255,.8);margin-bottom:28px}
        .cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
        .cta-buttons .btn-primary-custom{background:#fbbf24;color:#083b38;border:none;border-radius:30px;padding:13px 32px;font-weight:700;font-size:15px}
        .cta-buttons .btn-primary-custom:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.15)}
        .cta-buttons .btn-ghost-custom{background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff;border-radius:30px;padding:13px 32px;font-weight:600}
        .cta-buttons .btn-ghost-custom:hover{border-color:#fff;background:rgba(255,255,255,.08)}

        /* Footer */
        .site-footer{background:#0f172a;color:#cbd5e1;padding:60px 0 0;font-size:14px}
        .site-footer .logo{color:#fff}
        .site-footer .logo-text{color:#fff}
        .site-footer .logo-text span{color:rgba(255,255,255,.4)}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
        .footer-desc{color:rgba(255,255,255,.5);font-size:13.5px;line-height:1.8;margin:16px 0 20px;max-width:300px}
        .footer-social{display:flex;gap:10px}
        .footer-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#cbd5e1;font-size:14px}
        .footer-social a:hover{background:var(--primary);color:#fff}
        .footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin-bottom:10px}
        .footer-links a{color:rgba(255,255,255,.5);font-size:13.5px}
        .footer-links a:hover{color:#fbbf24}
        .footer-links a i{font-size:11px;margin-right:4px;color:var(--primary-light)}
        .footer-contact-item{display:flex;gap:10px;margin-bottom:12px;font-size:13.5px;color:rgba(255,255,255,.55);align-items:flex-start}
        .footer-contact-item i{color:var(--primary-light);margin-top:3px;font-size:14px;width:18px;text-align:center}
        .footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;color:rgba(255,255,255,.35);font-size:13px}

        /* Breadcrumb */
        .breadcrumb-custom{position:relative;z-index:2;padding-top:18px;margin-bottom:10px}
        .breadcrumb-custom ul{display:flex;flex-wrap:wrap;list-style:none;padding:0;margin:0;gap:8px;font-size:13.5px}
        .breadcrumb-custom li{color:rgba(255,255,255,.65)}
        .breadcrumb-custom li a{color:rgba(255,255,255,.65)}
        .breadcrumb-custom li a:hover{color:#fff}
        .breadcrumb-custom li::after{content:'/';margin-left:8px;color:rgba(255,255,255,.3)}
        .breadcrumb-custom li:last-child::after{display:none}
        .breadcrumb-custom li:last-child{color:#fbbf24}

        /* Responsive */
        @media (max-width: 1024px) {
            :root{--spacing-section:70px}
            .banner h1{font-size:34px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
            .category-grid{grid-template-columns:repeat(2,1fr)}
        }
        @media (max-width: 768px) {
            .site-header{top:10px}
            .header-inner{padding:10px 16px;border-radius:22px;flex-wrap:wrap;gap:10px}
            .nav-links{order:3;width:100%;display:none;flex-direction:column;align-items:stretch;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-radius:20px;padding:12px}
            .nav-links.open{display:flex}
            .nav-links a{padding:12px 20px;border-radius:14px;justify-content:flex-start}
            .nav-links a.active{background:var(--primary);color:#fff}
            .nav-toggle{display:flex}
            .nav-cta .btn-dock span{display:none}
            .nav-cta .btn-dock{padding:9px 14px}
            .banner{padding-top:140px}
            .banner h1{font-size:28px}
            .banner p{font-size:15px}
            .category-grid{grid-template-columns:1fr}
            .page-header{flex-direction:column;align-items:flex-start}
            .footer-grid{grid-template-columns:1fr;gap:24px}
            .strategy-wrap{padding:24px 18px}
            .cta-section{padding:36px 24px}
            .cta-content h2{font-size:22px}
            .stat-num{font-size:32px}
        }
        @media (max-width: 520px) {
            :root{--spacing-section:55px}
            .container{padding-left:16px;padding-right:16px}
            .banner{padding-top:130px;padding-bottom:50px}
            .banner h1{font-size:24px}
            .banner-meta{flex-direction:column;gap:12px}
            .page-header-left h2{font-size:24px}
            .btn-dock{font-size:13px;padding:8px 14px}
            .btn-light-custom,.btn-outline-custom{padding:10px 20px;font-size:14px}
        }

/* roulang page: article */
/* ========== 设计变量 ========== */
        :root {
            --primary: #0f1d2d;
            --primary-light: #1b3048;
            --accent: #d4af37;
            --accent-dark: #b8962e;
            --accent-light: #f5df9c;
            --bg: #f4f6f9;
            --surface: #ffffff;
            --surface-alt: #eef1f6;
            --text: #182230;
            --text-muted: #6b7a8c;
            --border: #e4e9ef;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 12px rgba(15, 29, 45, .05);
            --shadow: 0 12px 32px rgba(15, 29, 45, .08);
            --shadow-lg: 0 24px 56px rgba(15, 29, 45, .14);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition: .3s cubic-bezier(.4, 0, .2, 1);
        }

        /* ========== 基础 Reset ========== */
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
        }
        a:hover {
            text-decoration: none;
        }
        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 导航 Dock ========== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 0;
            right: 0;
            z-index: 1030;
            display: flex;
            justify-content: center;
            padding: 0 20px;
            pointer-events: none;
        }
        .header-inner {
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, .6);
            border-radius: 60px;
            box-shadow: 0 8px 32px rgba(15, 29, 45, .1);
            padding: 10px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
            max-width: 1190px;
            pointer-events: auto;
            transition: box-shadow var(--transition);
        }
        .header-inner:hover {
            box-shadow: 0 16px 40px rgba(15, 29, 45, .14);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            box-shadow: 0 4px 14px rgba(212, 175, 55, .4);
        }
        .logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            display: flex;
            flex-direction: column;
            white-space: nowrap;
        }
        .logo-text span {
            display: block;
            font-size: 9px;
            font-weight: 700;
            letter-spacing: 2.5px;
            color: var(--text-muted);
            margin-top: 3px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 30px;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 14px;
            text-decoration: none;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(15, 29, 45, .06);
        }
        .nav-links a.active {
            color: var(--primary);
            background: rgba(212, 175, 55, .14);
            box-shadow: inset 0 0 0 1px rgba(212, 175, 55, .3);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .btn-dock {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 30px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            text-decoration: none;
            box-shadow: 0 4px 14px rgba(212, 175, 55, .4);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-dock:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 175, 55, .5);
            color: #fff;
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--primary);
            font-size: 16px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            background: var(--surface-alt);
        }

        /* ========== 文章 Hero ========== */
        .article-hero {
            position: relative;
            min-height: 420px;
            padding: 150px 0 80px;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
        }
        .article-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 29, 45, .72), rgba(15, 29, 45, .6) 40%, rgba(15, 29, 45, .88));
        }
        .article-hero-inner {
            position: relative;
            z-index: 1;
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
            color: #fff;
        }
        .breadcrumb-nav {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .22);
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 13px;
            backdrop-filter: blur(8px);
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, .85);
            text-decoration: none;
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--accent-light);
        }
        .breadcrumb-nav i {
            font-size: 10px;
            color: rgba(255, 255, 255, .55);
        }
        .breadcrumb-nav span {
            color: var(--accent-light);
            font-weight: 600;
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.35;
            margin: 18px 0 16px;
            color: #fff;
            letter-spacing: .5px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            color: rgba(255, 255, 255, .82);
            font-size: 14px;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .article-meta i {
            color: var(--accent-light);
        }

        /* ========== 文章正文区域 ========== */
        .article-main-section {
            padding: 56px 0 80px;
            background: var(--bg);
        }
        .article-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 48px 56px;
            border: 1px solid var(--border);
            position: relative;
        }
        .article-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .article-content {
            font-size: 16px;
            line-height: 2;
            color: var(--text);
        }
        .article-content>*:first-child {
            margin-top: 0;
        }
        .article-content h2 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--primary);
            margin: 2em 0 .8em;
            padding-left: 14px;
            border-left: 4px solid var(--accent);
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 1.28rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 1.8em;
            margin-bottom: .6em;
        }
        .article-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 1.5em;
            margin-bottom: .4em;
        }
        .article-content p {
            margin-bottom: 1.2em;
        }
        .article-content a {
            color: var(--accent-dark);
            text-decoration: underline;
            transition: color var(--transition);
        }
        .article-content a:hover {
            color: var(--accent);
        }
        .article-content ul,
        .article-content ol {
            padding-left: 1.6em;
            margin-bottom: 1.3em;
        }
        .article-content li {
            margin-bottom: .4em;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--surface-alt);
            padding: 1.2em 1.6em;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 1.6em 0;
            font-style: italic;
            color: var(--text-muted);
            position: relative;
        }
        .article-content img {
            max-width: 100%;
            border-radius: var(--radius-md);
            margin: 1.5em 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content figure {
            margin: 1.5em 0;
        }
        .article-content figcaption {
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 8px;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            font-size: 15px;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: .8em 1em;
            text-align: left;
        }
        .article-content th {
            background: var(--surface-alt);
            font-weight: 700;
        }
        .article-content hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 2em 0;
        }

        /* ===== 文章底部标签与分享 ===== */
        .article-footer-box {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }
        .article-tags {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .tag-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(212, 175, 55, .12);
            color: var(--accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
        }
        .tag-chip {
            padding: 7px 16px;
            border-radius: 30px;
            background: var(--surface-alt);
            border: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition);
        }
        .tag-chip:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .article-share>span {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 2px;
        }
        .share-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--surface-alt);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: var(--text-muted);
            text-decoration: none;
            transition: all var(--transition);
        }
        .share-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        /* ===== 内容未找到 ===== */
        .not-found-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 64px 32px;
            text-align: center;
            border: 1px solid var(--border);
        }
        .not-found-icon {
            width: 84px;
            height: 84px;
            border-radius: 50%;
            background: var(--surface-alt);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            color: var(--accent-dark);
            margin-bottom: 24px;
        }
        .not-found-card h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .not-found-card p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        /* ========== 相关文章 ========== */
        .related-section {
            padding: 80px 0;
            background: var(--surface);
        }
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin: 12px 0 8px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
        }
        .section-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 30px;
            background: rgba(212, 175, 55, .13);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
        }
        .section-badge.light {
            background: rgba(255, 255, 255, .15);
            color: var(--accent-light);
        }
        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            text-decoration: none;
            height: 100%;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .related-thumb {
            position: relative;
            height: 190px;
            overflow: hidden;
            background: var(--surface-alt);
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.06);
        }
        .related-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 20px;
            box-shadow: 0 4px 10px rgba(212, 175, 55, .4);
        }
        .related-body {
            padding: 20px 22px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .related-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .related-date {
            font-size: 12px;
            color: var(--text-muted);
        }
        .related-date i {
            margin-right: 4px;
        }
        .related-arrow {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--surface-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
            transition: all var(--transition);
        }
        .related-card:hover .related-arrow {
            background: var(--accent);
            color: #fff;
        }

        /* ========== CTA 区块 ========== */
        .cta-section {
            padding: 80px 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 175, 55, .15), transparent 70%);
            pointer-events: none;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            border: 1px solid rgba(255, 255, 255, .1);
            box-shadow: var(--shadow-lg);
            position: relative;
            z-index: 1;
        }
        .cta-info h2 {
            color: #fff;
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-info p {
            color: rgba(255, 255, 255, .7);
            margin-bottom: 0;
            font-size: 15px;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 700;
            padding: 14px 32px;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 16px rgba(212, 175, 55, .4);
            transition: all var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .btn-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(212, 175, 55, .5);
            color: #fff;
        }
        .btn-outline-light-lg {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, .3);
            color: #fff;
            border-radius: 40px;
            padding: 13px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-light-lg:hover {
            border-color: var(--accent);
            color: var(--accent-light);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, .8);
            padding: 80px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .footer-brand .logo {
            color: #fff;
        }
        .footer-brand .logo .logo-text {
            color: #fff;
        }
        .footer-brand .logo .logo-text span {
            color: rgba(255, 255, 255, .5);
        }
        .footer-desc {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            line-height: 1.8;
            margin: 20px 0 24px;
            max-width: 340px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .8);
            font-size: 15px;
            text-decoration: none;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            text-decoration: none;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .footer-links a i {
            font-size: 10px;
            color: var(--accent);
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .footer-contact-item {
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }
        .footer-contact-item i {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(212, 175, 55, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
        }
        .footer-contact-item span {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.5;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            color: rgba(255, 255, 255, .35);
            font-size: 14px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .4);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .header-inner {
                padding: 10px 18px;
                gap: 12px;
            }
            .logo-text {
                font-size: 17px;
            }
            .nav-links a {
                padding: 8px 14px;
                font-size: 13px;
            }
            .article-card {
                padding: 36px 40px;
            }
            .cta-box {
                padding: 48px 36px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                padding: 0 12px;
            }
            .header-inner {
                border-radius: 40px;
                padding: 10px 18px;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-text span {
                display: none;
            }
            .logo-icon {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
            .nav-links {
                position: fixed;
                top: 76px;
                left: 12px;
                right: 12px;
                background: #fff;
                border-radius: 20px;
                box-shadow: var(--shadow-lg);
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                display: none;
                z-index: 1040;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                justify-content: center;
                padding: 12px 16px;
                font-size: 15px;
            }
            .nav-cta .btn-dock span {
                display: none;
            }
            .nav-cta .btn-dock {
                padding: 10px 16px;
            }
            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .article-hero {
                min-height: 340px;
                padding: 120px 0 60px;
            }
            .article-hero h1 {
                font-size: 1.7rem;
            }
            .article-card {
                padding: 24px 22px;
            }
            .related-section,
            .cta-section {
                padding: 60px 0;
            }
            .cta-box {
                flex-direction: column;
                text-align: center;
                padding: 40px 28px;
            }
            .cta-actions {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .article-meta {
                gap: 10px;
                font-size: 13px;
            }
            .article-hero h1 {
                font-size: 1.4rem;
            }
            .breadcrumb-nav {
                padding: 6px 14px;
                font-size: 12px;
            }
            .article-footer-box {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-info h2 {
                font-size: 1.4rem;
            }
            .cta-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn-gold,
            .btn-outline-light-lg {
                width: 100%;
                justify-content: center;
            }
            .related-body h3 {
                font-size: 15px;
            }
            .footer-desc {
                font-size: 13px;
            }
        }