/* roulang page: index */
:root{
  --primary:#14532d;
  --primary-dark:#0d3d20;
  --primary-deep:#0a2e18;
  --primary-light:#e6f0e9;
  --accent:#c19a3e;
  --accent-light:#f6ecd7;
  --dark:#0e1f16;
  --text:#24342c;
  --muted:#6b7d73;
  --bg:#f7f4ed;
  --bg-alt:#f0ebe1;
  --card:#ffffff;
  --border:#e2dcd0;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(13,31,22,.06);
  --shadow-md:0 8px 28px rgba(13,31,22,.09);
  --shadow-lg:0 18px 50px rgba(13,31,22,.13);
  --transition:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:var(--transition)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-tag{
  display:inline-block;background:var(--primary-light);color:var(--primary);
  font-size:13px;font-weight:600;letter-spacing:.06em;
  padding:6px 18px;border-radius:100px;margin-bottom:14px;
}
.section-title{font-size:34px;line-height:1.35;color:var(--dark);font-weight:700;letter-spacing:-.01em}
.section-desc{font-size:16px;color:var(--muted);margin-top:14px;line-height:1.85}

/* header */
.site-header{
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  position:sticky;
  top:0;
  z-index:1000;
  border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand-icon{
  width:42px;height:42px;
  background:linear-gradient(135deg,var(--primary),#1b6d3c);
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:19px;
  box-shadow:0 4px 14px rgba(20,83,45,.3);
}
.brand-text{
  font-size:19px;
  font-weight:800;
  color:var(--dark);
  letter-spacing:.02em;
  line-height:1.2;
  display:block;
}
.brand-sub{
  font-size:12px;
  color:var(--muted);
  font-weight:500;
  letter-spacing:.08em;
  display:block;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:8px 16px;
  border-radius:100px;
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-link.active{
  color:var(--primary);
  background:var(--primary-light);
  font-weight:600;
}
.nav-link.active::after{
  content:"";
  position:absolute;
  bottom:2px;
  left:50%;
  transform:translateX(-50%);
  width:18px;height:3px;
  background:var(--accent);
  border-radius:100px;
}
.nav-location{
  margin-left:8px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  background:var(--accent-light);
  padding:7px 16px;
  border-radius:100px;
  white-space:nowrap;
  border:1px solid rgba(193,154,62,.25);
}
.city-strip{
  background:var(--primary-deep);
  padding:9px 0;
  border-top:1px solid rgba(255,255,255,.06);
}
.city-strip-inner{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
}
.city-strip .loc-label{
  color:rgba(255,255,255,.65);
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:500;
}
.city-strip a{
  color:rgba(255,255,255,.88);
  padding:2px 10px;
  border-radius:6px;
  font-weight:500;
  transition:var(--transition);
}
.city-strip a:hover{background:rgba(255,255,255,.14);color:#fff}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  background:var(--primary-light);
  color:var(--primary);
  font-size:18px;
  align-items:center;
  justify-content:center;
}

/* hero */
.hero{
  position:relative;
  min-height:470px;
  background:linear-gradient(120deg,rgba(10,46,24,.92) 0%,rgba(13,61,32,.82) 55%,rgba(20,83,45,.68) 100%),url('/assets/images/backpic/back-1.jpg') center/cover;
  display:flex;
  align-items:center;
  color:#fff;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  top:-60px;right:-40px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(193,154,62,.28),transparent 70%);
}
.hero .container{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:60px;
  align-items:center;
  padding-top:70px;
  padding-bottom:70px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.22);
  border-radius:100px;
  padding:7px 18px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.06em;
  color:rgba(255,255,255,.92);
  backdrop-filter:blur(6px);
}
.hero h1{
  font-size:38px;
  font-weight:800;
  line-height:1.35;
  margin-top:22px;
  letter-spacing:-.01em;
  text-shadow:0 2px 20px rgba(0,0,0,.2);
}
.hero h1 .h1x{
  color:var(--accent);
}
.hero-desc{
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.9);
  margin-top:20px;
  max-width:560px;
}
.hero-actions{
  display:flex;
  gap:14px;
  margin-top:30px;
  flex-wrap:wrap;
}
.hero-stats{
  display:flex;
  gap:28px;
  margin-top:34px;
  flex-wrap:wrap;
}
.hero-stat{
  text-align:left;
}
.hero-stat b{
  font-size:30px;
  font-weight:800;
  color:#fff;
  display:block;
  line-height:1.2;
}
.hero-stat span{
  font-size:13px;
  color:rgba(255,255,255,.7);
  letter-spacing:.04em;
}
.hero-panel{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  border-radius:20px;
  backdrop-filter:blur(12px);
  padding:28px 26px;
  box-shadow:0 20px 50px rgba(0,0,0,.18);
}
.hero-panel h3{
  font-size:16px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-panel h3 i{color:var(--accent)}
.hot-list li{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  font-size:14px;
  color:rgba(255,255,255,.88);
}
.hot-list li:last-child{border-bottom:none}
.hot-list .dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--accent);
  flex-shrink:0;
}
.hot-list .rank{
  font-size:12px;
  font-weight:700;
  color:var(--accent);
  background:rgba(193,154,62,.16);
  padding:2px 8px;
  border-radius:6px;
}
.hero-quick{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.1);
}
.hero-quick span{
  font-size:13px;
  color:rgba(255,255,255,.65);
  display:block;
  margin-bottom:10px;
}
.hero-quick .tags{display:flex;flex-wrap:wrap;gap:8px}
.hero-quick .tags a{
  font-size:12px;
  padding:4px 12px;
  background:rgba(255,255,255,.1);
  border-radius:100px;
  color:rgba(255,255,255,.9);
}
.hero-quick .tags a:hover{background:var(--accent);color:#fff}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  padding:13px 28px;
  border-radius:100px;
  transition:var(--transition);
  line-height:1.4;
  border:1px solid transparent;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 6px 20px rgba(193,154,62,.35);
}
.btn-primary:hover{
  background:#a9842e;
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(193,154,62,.42);
}
.btn-primary:active{transform:translateY(0)}
.btn-outline{
  background:rgba(255,255,255,.1);
  color:#fff;
  border-color:rgba(255,255,255,.4);
  backdrop-filter:blur(6px);
}
.btn-outline:hover{background:rgba(255,255,255,.2);border-color:#fff}
.btn-dark{
  background:var(--primary);
  color:#fff;
  box-shadow:0 6px 20px rgba(20,83,45,.25);
}
.btn-dark:hover{background:var(--primary-dark);transform:translateY(-2px)}
.btn-light{
  background:#fff;
  color:var(--primary);
  box-shadow:var(--shadow-sm);
}
.btn-light:hover{background:var(--primary-light);transform:translateY(-2px)}

/* benefits */
.benefits{background:var(--card)}
.benefit-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.benefit-card{
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:var(--transition);
  position:relative;
}
.benefit-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md);
  border-color:rgba(20,83,45,.2);
}
.benefit-card .cover{
  height:150px;
  overflow:hidden;
  position:relative;
}
.benefit-card .cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.benefit-card:hover .cover img{transform:scale(1.06)}
.benefit-card .cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(10,46,24,.55));
}
.benefit-card .body{padding:22px 22px 26px}
.benefit-card .ico{
  width:42px;height:42px;
  border-radius:12px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  margin-bottom:14px;
}
.benefit-card h3{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:8px}
.benefit-card p{font-size:14px;color:var(--muted);line-height:1.7}
.benefit-card .more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  margin-top:14px;
}
.benefit-card .more i{font-size:11px;transition:transform .3s}
.benefit-card:hover .more i{transform:translateX(4px)}

/* metrics */
.metrics{
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 100%);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.metrics::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;bottom:0;
  background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  opacity:.12;
}
.metrics .container{position:relative;z-index:2}
.metrics-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:40px;
  text-align:center;
}
.metric-item{
  padding:32px 16px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  transition:var(--transition);
}
.metric-item:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.metric-item b{
  font-size:40px;
  font-weight:800;
  display:block;
  line-height:1.2;
  color:#fff;
}
.metric-item span{
  font-size:14px;
  color:rgba(255,255,255,.75);
  margin-top:8px;
  display:block;
  letter-spacing:.05em;
}
.metric-item i{
  font-size:20px;
  color:var(--accent);
  margin-bottom:12px;
}

/* eligibility */
.eligibility{background:var(--bg)}
.eligibility-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:center;
}
.eligibility-visual{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  min-height:400px;
}
.eligibility-visual img{
  width:100%;height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
}
.eligibility-visual .glass{
  position:absolute;
  left:20px;right:20px;bottom:20px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-radius:14px;
  padding:20px;
  box-shadow:var(--shadow-md);
}
.eligibility-visual .glass p{font-size:14px;color:var(--text);margin-bottom:6px}
.eligibility-visual .glass strong{color:var(--primary);font-size:15px}
.eligibility-list{display:flex;flex-direction:column;gap:18px}
.elig-item{
  display:flex;
  gap:16px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:20px;
  transition:var(--transition);
}
.elig-item:hover{box-shadow:var(--shadow-md);border-color:rgba(20,83,45,.2);transform:translateX(4px)}
.elig-item .num{
  flex-shrink:0;
  width:42px;height:42px;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:700;
}
.elig-item h4{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:4px}
.elig-item p{font-size:14px;color:var(--muted);line-height:1.65}

/* scenario */
.scenario{background:var(--card)}
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.scenario-card{
  text-align:center;
  padding:36px 26px;
  background:var(--bg);
  border-radius:var(--radius);
  border:1px solid var(--border);
  position:relative;
  transition:var(--transition);
}
.scenario-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.scenario-card .step{
  width:56px;height:56px;
  border-radius:16px;
  background:linear-gradient(135deg,var(--primary),#1b6d3c);
  color:#fff;
  font-size:22px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  box-shadow:0 8px 22px rgba(20,83,45,.3);
}
.scenario-card h3{font-size:18px;font-weight:700;color:var(--dark);margin-bottom:10px}
.scenario-card p{font-size:14px;color:var(--muted);line-height:1.75;max-width:280px;margin:0 auto}
.scenario-card .line{
  position:absolute;
  top:50%;
  right:-28px;
  width:28px;
  border-top:2px dashed var(--border);
  z-index:1;
}
.scenario-card:last-child .line{display:none}

/* news */
.news{background:var(--bg-alt)}
.news-wrap{
  display:grid;
  grid-template-columns:1.5fr 1fr;
  gap:44px;
  align-items:start;
}
.news-list .news-item{
  display:flex;
  gap:20px;
  padding:24px 0;
  border-bottom:1px solid var(--border);
  transition:var(--transition);
}
.news-list .news-item:first-child{padding-top:0}
.news-list .news-item:last-child{border-bottom:none;padding-bottom:0}
.news-item:hover .news-title{color:var(--primary)}
.news-date{
  flex-shrink:0;
  text-align:center;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  width:56px;
  height:56px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  box-shadow:var(--shadow-sm);
}
.news-date b{font-size:18px;color:var(--primary);line-height:1.2}
.news-date span{font-size:11px;color:var(--muted)}
.news-body{flex:1}
.news-title{
  font-size:16px;
  font-weight:700;
  color:var(--dark);
  line-height:1.5;
  transition:var(--transition);
}
.news-meta{
  display:flex;
  gap:14px;
  margin-top:8px;
  font-size:13px;
  color:var(--muted);
}
.news-meta i{margin-right:4px;color:var(--accent)}
.news-side{
  background:var(--card);
  border-radius:var(--radius);
  border:1px solid var(--border);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.side-feature{
  position:relative;
  height:190px;
  overflow:hidden;
}
.side-feature img{
  width:100%;height:100%;
  object-fit:cover;
}
.side-feature::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 30%,rgba(10,46,24,.8));
}
.side-feature .feat-label{
  position:absolute;
  left:18px;right:18px;bottom:14px;
  color:#fff;
  font-size:15px;
  font-weight:700;
  z-index:2;
  line-height:1.5;
}
.side-block{padding:22px}
.side-block h4{
  font-size:14px;
  font-weight:700;
  color:var(--dark);
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-block h4 i{color:var(--accent)}
.zone-tags{display:flex;flex-wrap:wrap;gap:8px}
.zone-tags a{
  font-size:13px;
  padding:5px 14px;
  background:var(--bg);
  border-radius:100px;
  color:var(--text);
  border:1px solid var(--border);
}
.zone-tags a:hover{background:var(--primary-light);color:var(--primary);border-color:rgba(20,83,45,.2)}
.side-top-list li{
  display:flex;
  align-items:center;
  gap:10px;
  padding:8px 0;
  font-size:14px;
  color:var(--text);
  border-bottom:1px dashed var(--border);
}
.side-top-list li:last-child{border-bottom:none}
.side-top-list .no{
  font-size:12px;
  font-weight:800;
  color:var(--accent);
  background:var(--accent-light);
  width:24px;height:24px;
  border-radius:7px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}

/* faq */
.faq{background:var(--card)}
.faq-wrap{
  max-width:820px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  transition:var(--transition);
}
.faq-item:hover{border-color:rgba(20,83,45,.2)}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--dark);
}
.faq-q i{color:var(--primary);transition:transform .35s;font-size:14px}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{
  padding:0 24px;
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease,padding .3s ease;
}
.faq-item.open .faq-a{
  max-height:300px;
  padding:0 24px 22px;
}
.faq-a p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* safety */
.safety{
  background:linear-gradient(135deg,#f6ecd7 0%,#f7f4ed 100%);
  position:relative;
}
.safety-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.safety-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px 24px;
  text-align:center;
  transition:var(--transition);
}
.safety-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.safety-card .ico{
  width:60px;height:60px;
  margin:0 auto 18px;
  border-radius:16px;
  background:var(--primary-light);
  color:var(--primary);
  font-size:24px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.safety-card h3{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:8px}
.safety-card p{font-size:13.5px;color:var(--muted);line-height:1.7}

/* cta form */
.cta-form{
  position:relative;
  background:linear-gradient(120deg,rgba(10,46,24,.94),rgba(13,61,32,.88)),url('/assets/images/backpic/back-3.jpg') center/cover;
  color:#fff;
  padding:88px 0;
}
.cta-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}
.cta-copy h2{font-size:32px;font-weight:800;line-height:1.4}
.cta-copy h2 span{color:var(--accent)}
.cta-copy p{margin-top:16px;color:rgba(255,255,255,.85);line-height:1.85;font-size:15px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14px;
  color:rgba(255,255,255,.9);
}
.cta-points i{
  width:28px;height:28px;
  border-radius:50%;
  background:var(--accent);
  color:#fff;
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.cta-form-card{
  background:#fff;
  border-radius:20px;
  padding:36px;
  box-shadow:var(--shadow-lg);
  color:var(--text);
}
.cta-form-card h3{font-size:20px;font-weight:700;color:var(--dark);margin-bottom:6px}
.cta-form-card .sub{font-size:13px;color:var(--muted);margin-bottom:24px}
.form-group{margin-bottom:18px}
.form-group label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--text);
  margin-bottom:7px;
}
.form-group input,.form-group select,.form-group textarea{
  width:100%;
  padding:12px 16px;
  border:1px solid var(--border);
  border-radius:10px;
  font-size:14px;
  font-family:inherit;
  background:var(--bg);
  transition:var(--transition);
  color:var(--text);
  outline:none;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(20,83,45,.12);
}
.form-group textarea{min-height:90px;resize:vertical}
.form-submit{
  width:100%;
  padding:14px;
  border-radius:100px;
  background:var(--primary);
  color:#fff;
  font-size:15px;
  font-weight:700;
  transition:var(--transition);
}
.form-submit:hover{background:var(--primary-dark)}
.form-note{
  font-size:12px;
  color:var(--muted);
  text-align:center;
  margin-top:14px;
}

/* footer */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.7);
  padding:70px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:54px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  font-size:20px;
  font-weight:800;
  color:#fff;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:10px;
}
.footer-brand i{
  width:36px;height:36px;
  background:var(--primary);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  color:#fff;
}
.footer-about p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin-top:12px}
.footer-links h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
}
.footer-links a{
  display:block;
  font-size:14px;
  padding:6px 0;
  color:rgba(255,255,255,.6);
  transition:var(--transition);
}
.footer-links a:hover{color:var(--accent);padding-left:6px}
.footer-links span{
  display:block;
  font-size:14px;
  padding:5px 0;
  color:rgba(255,255,255,.55);
}
.footer-note p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.55)}
.footer-bottom{
  padding:22px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,.4);
  letter-spacing:.03em;
}

/* responsive */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:560px}
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .scenario-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}
  .scenario-card .line{display:none}
  .news-wrap{grid-template-columns:1fr}
  .safety-grid{grid-template-columns:repeat(2,1fr)}
  .cta-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .eligibility-wrap{grid-template-columns:1fr}
  .nav-location{display:none}
}
@media(max-width:768px){
  .section{padding:68px 0}
  .section-title{font-size:28px}
  .header-inner{height:64px}
  .brand-text{font-size:17px}
  .nav-toggle{
    display:flex;
  }
  .main-nav{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    padding:16px 24px 24px;
    box-shadow:0 20px 40px rgba(0,0,0,.12);
    border-bottom:1px solid var(--border);
    transform:translateY(-12px);
    opacity:0;
    pointer-events:none;
    transition:var(--transition);
    border-radius:0 0 16px 16px;
    z-index:999;
  }
  .main-nav.open{
    transform:translateY(0);
    opacity:1;
    pointer-events:auto;
  }
  .nav-link{padding:12px 16px;border-radius:10px}
  .nav-link.active{background:var(--primary-light)}
  .nav-link.active::after{display:none}
  .city-strip{display:none}
  .hero{min-height:0}
  .hero .container{padding-top:56px;padding-bottom:56px}
  .hero h1{font-size:30px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
  .cta-form-card{padding:26px}
  .footer-grid{grid-template-columns:1fr;gap:34px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .benefit-grid{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:1fr 1fr;gap:14px}
  .metric-item b{font-size:32px}
  .safety-grid{grid-template-columns:1fr}
  .hero-stats{gap:18px}
  .hero-stat b{font-size:24px}
  .eligibility-visual{min-height:300px}
  .brand-sub{display:none}
  .brand-text{font-size:16px}
}

/* roulang page: category1 */
:root{
    --primary:#1a5c4e;
    --primary-dark:#123f36;
    --primary-light:#2d7d6b;
    --accent:#d4a15f;
    --accent-light:#e8c89a;
    --bg:#f6f5f1;
    --bg-white:#ffffff;
    --bg-gray:#efece6;
    --text:#23282b;
    --text-weak:#6b7479;
    --border:#dddad2;
    --radius:14px;
    --radius-lg:20px;
    --shadow-sm:0 2px 8px rgba(30,45,40,.06);
    --shadow-md:0 8px 24px rgba(30,45,40,.10);
    --shadow-lg:0 18px 44px rgba(30,45,40,.14);
    --space-xs:12px;
    --space-sm:20px;
    --space-md:36px;
    --space-lg:56px;
    --space-xl:80px;
    --font-ratio:1.7;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;background:var(--bg);color:var(--text);line-height:var(--font-ratio);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--primary-dark)}
ul,ol{list-style:none}
button,input,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.foundation-container{max-width:1200px;margin:0 auto;padding:0 24px}
.grid-container{padding-left:0;padding-right:0}

/* ===== 站点头部 ===== */
.site-header{position:sticky;top:0;z-index:120;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:0 2px 12px rgba(30,45,40,.04)}
.site-header .header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;box-shadow:0 4px 12px rgba(26,92,78,.28)}
.brand-text{display:block;font-size:22px;font-weight:800;letter-spacing:1px;color:var(--primary-dark);line-height:1.2}
.brand-sub{display:block;font-size:12px;color:var(--text-weak);letter-spacing:2px;line-height:1.2;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:nowrap}
.main-nav .nav-link{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;font-weight:500;color:var(--text);transition:all .25s ease;white-space:nowrap}
.main-nav .nav-link:hover{background:rgba(26,92,78,.07);color:var(--primary)}
.main-nav .nav-link.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(26,92,78,.24)}
.nav-location{margin-left:10px;display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-weak);background:var(--bg-gray);padding:7px 14px;border-radius:999px;white-space:nowrap}
.nav-location i{color:var(--accent)}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--primary-dark);cursor:pointer;padding:8px}
.city-strip{background:var(--primary-dark);border-bottom:1px solid rgba(255,255,255,.06)}
.city-strip-inner{display:flex;align-items:center;gap:14px;padding:9px 0;flex-wrap:wrap}
.loc-label{color:rgba(255,255,255,.75);font-size:13px;display:inline-flex;align-items:center;gap:6px}
.loc-label i{color:var(--accent)}
.city-strip a{display:inline-block;color:rgba(255,255,255,.85);font-size:13px;padding:2px 12px;border-radius:999px;transition:background .2s,color .2s}
.city-strip a:hover{background:rgba(255,255,255,.14);color:#fff}

/* ===== 内页 Hero ===== */
.inner-hero{position:relative;padding:90px 0 70px;background:linear-gradient(135deg,rgba(18,63,54,.94) 0%,rgba(26,92,78,.88) 60%,rgba(45,125,107,.86) 100%),url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;color:#fff;overflow:hidden}
.inner-hero::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:80px;background:var(--bg);clip-path:ellipse(140% 100% at 50% 100%);pointer-events:none}
.inner-hero .container{position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:7px 18px;border-radius:999px;font-size:13px;letter-spacing:1.5px;color:#f0ddbf;margin-bottom:22px;backdrop-filter:blur(4px)}
.inner-hero h1{font-size:42px;line-height:1.26;font-weight:800;letter-spacing:.5px;margin-bottom:18px;max-width:760px}
.inner-hero h1 span{color:var(--accent)}
.inner-hero .hero-desc{font-size:16px;line-height:1.85;color:rgba(255,255,255,.88);max-width:680px;margin-bottom:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 22px;margin-bottom:32px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.92)}
.hero-points li i{color:var(--accent);font-size:14px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:22px}
.btn-main{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#1e1e1e;font-weight:700;font-size:15px;padding:12px 26px;border-radius:999px;border:none;cursor:pointer;transition:all .3s ease;box-shadow:0 6px 20px rgba(212,161,95,.35)}
.btn-main:hover{background:#c9904a;color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(212,161,95,.42)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);color:#fff;font-weight:600;font-size:15px;padding:12px 26px;border-radius:999px;border:1px solid rgba(255,255,255,.35);cursor:pointer;transition:all .3s ease;backdrop-filter:blur(4px)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}
.hero-trust{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:rgba(255,255,255,.70)}
.hero-trust span{display:inline-flex;align-items:center;gap:6px}
.hero-trust i{color:var(--accent)}

/* ===== 通用板块 ===== */
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{max-width:780px;margin-bottom:38px}
.section-head .kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:13px;letter-spacing:2px;text-transform:none;margin-bottom:10px}
.section-head .kicker i{color:var(--accent)}
.section-head h2{font-size:32px;line-height:1.35;font-weight:800;color:var(--text);margin-bottom:12px;letter-spacing:.5px}
.section-head h2 em{font-style:normal;color:var(--primary)}
.section-head p{font-size:15px;color:var(--text-weak);line-height:1.8}

/* ===== 痛点区 ===== */
.pain-section{background:var(--bg-white);border-bottom:1px solid var(--border)}
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pain-card{background:var(--bg-gray);border-radius:var(--radius);padding:30px 24px;border:1px solid transparent;transition:all .3s ease;position:relative}
.pain-card:hover{border-color:var(--border);background:var(--bg-white);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.pain-icon{width:48px;height:48px;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;margin-bottom:18px;box-shadow:0 6px 16px rgba(26,92,78,.22)}
.pain-card h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text)}
.pain-card p{font-size:13.5px;color:var(--text-weak);line-height:1.7}

/* ===== 解决方案区 ===== */
.solution-section{background:var(--bg)}
.solution-wrap{display:flex;align-items:center;gap:54px}
.solution-visual{flex:0 0 46%;position:relative}
.solution-visual img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;height:420px;object-fit:cover}
.solution-visual::before{content:'';position:absolute;top:-14px;left:-14px;right:24px;bottom:24px;border:2px solid var(--accent);border-radius:var(--radius-lg);z-index:0;opacity:.5}
.solution-visual img{position:relative;z-index:1}
.solution-content{flex:1}
.solution-content .kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:13px;letter-spacing:2px;margin-bottom:10px}
.solution-content h2{font-size:30px;font-weight:800;line-height:1.38;color:var(--text);margin-bottom:16px}
.solution-content h2 em{font-style:normal;color:var(--primary)}
.solution-content p{font-size:15px;color:var(--text-weak);line-height:1.85;margin-bottom:20px}
.solution-list{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;margin-bottom:28px}
.solution-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text);line-height:1.6}
.solution-list li i{color:var(--primary);margin-top:4px;flex-shrink:0}
.solution-highlight{background:var(--bg-gray);border-left:4px solid var(--accent);padding:16px 20px;border-radius:8px;font-size:14px;color:var(--text);line-height:1.75;margin-bottom:26px}
.solution-highlight strong{color:var(--primary)}

/* ===== 指南核心模块 ===== */
.guide-section{background:var(--bg-white)}
.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.guide-card{background:var(--bg);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:all .4s ease;display:flex;flex-direction:column}
.guide-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:rgba(26,92,78,.24)}
.guide-card .card-media{height:160px;overflow:hidden;position:relative}
.guide-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.guide-card:hover .card-media img{transform:scale(1.06)}
.guide-card .card-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(18,63,54,.45))}
.card-badge{position:absolute;top:12px;left:12px;z-index:2;background:rgba(255,255,255,.92);color:var(--primary-dark);font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;box-shadow:0 4px 10px rgba(0,0,0,.12);backdrop-filter:blur(4px)}
.guide-card .card-body{padding:22px 20px 26px;flex:1;display:flex;flex-direction:column}
.guide-card .card-body h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text)}
.guide-card .card-body p{font-size:13.5px;color:var(--text-weak);line-height:1.7;flex:1;margin-bottom:16px}
.card-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary)}
.card-link i{transition:transform .2s ease}
.card-link:hover{color:var(--primary-dark)}
.card-link:hover i{transform:translateX(4px)}

/* ===== 数据区 ===== */
.stats-band{background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 100%);padding:64px 0;color:#fff;position:relative;overflow:hidden}
.stats-band::before{content:'';position:absolute;top:-50px;right:-40px;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.04)}
.stats-band::after{content:'';position:absolute;bottom:-80px;left:-30px;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.03)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;position:relative;z-index:2}
.stats-item{text-align:center;padding:24px 10px;border-radius:var(--radius);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);backdrop-filter:blur(6px)}
.stats-item .num{font-size:38px;font-weight:800;color:var(--accent);line-height:1.1;margin-bottom:6px;display:block}
.stats-item .label{font-size:14px;color:rgba(255,255,255,.82);letter-spacing:1px}

/* ===== 证言区 ===== */
.testi-section{background:var(--bg)}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.testi-card{background:var(--bg-white);border-radius:var(--radius);padding:30px 26px;border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:all .3s ease;position:relative}
.testi-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.testi-card::before{content:'\201C';font-family:Georgia,serif;font-size:64px;color:var(--accent-light);position:absolute;top:10px;right:20px;line-height:1;opacity:.6}
.testi-stars{color:#e6a23c;font-size:14px;margin-bottom:14px}
.testi-quote{font-size:14px;color:var(--text);line-height:1.8;margin-bottom:18px}
.testi-user{display:flex;align-items:center;gap:12px;border-top:1px solid var(--border);padding-top:16px}
.testi-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;flex-shrink:0}
.testi-user .name{font-size:14px;font-weight:600;color:var(--text)}
.testi-user .meta{font-size:12px;color:var(--text-weak)}

/* ===== FAQ ===== */
.faq-section{background:var(--bg-white)}
.faq-wrap{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px}
.faq-item{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:22px 24px;transition:all .25s ease;cursor:pointer}
.faq-item:hover{border-color:var(--primary-light);box-shadow:var(--shadow-sm)}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;cursor:pointer;font-size:15px;font-weight:600;color:var(--text);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-icon{width:28px;height:28px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;transition:transform .3s ease}
.faq-item[open] summary .faq-icon{transform:rotate(45deg)}
.faq-item .faq-answer{padding-top:14px;margin-top:12px;border-top:1px dashed var(--border);font-size:14px;color:var(--text-weak);line-height:1.8}

/* ===== CTA ===== */
.cta-band{background:linear-gradient(120deg,var(--primary-dark) 20%,var(--primary-light) 90%);padding:70px 0;color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:'';position:absolute;top:-60px;right:-30px;width:200px;height:200px;border:30px solid rgba(255,255,255,.06);border-radius:50%}
.cta-band .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-left h2{font-size:30px;font-weight:800;margin-bottom:10px;line-height:1.4}
.cta-left p{font-size:15px;color:rgba(255,255,255,.85);max-width:540px;line-height:1.8}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{background:#17332c;color:rgba(255,255,255,.78);padding:60px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{font-size:19px;font-weight:700;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand i{color:var(--accent);font-size:20px}
.footer-about p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.65)}
.footer-links h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;letter-spacing:1px}
.footer-links a{display:block;color:rgba(255,255,255,.62);font-size:13.5px;line-height:2.1;transition:all .2s ease}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-links span{display:block;font-size:13.5px;color:rgba(255,255,255,.60);line-height:2.1}
.footer-note p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.58)}
.footer-bottom{padding:22px 0 26px;text-align:center;font-size:13px;color:rgba(255,255,255,.45)}

/* ===== 响应式 ===== */
@media (max-width:1024px){
    .pain-grid{grid-template-columns:repeat(2,1fr)}
    .guide-grid{grid-template-columns:repeat(2,1fr)}
    .stats-grid{grid-template-columns:repeat(2,1fr)}
    .testi-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .solution-wrap{flex-direction:column;gap:36px}
    .solution-visual{flex:0 0 100%;width:100%}
}
@media (max-width:768px){
    .site-header .header-inner{height:auto;padding:12px 0;flex-wrap:wrap}
    .nav-toggle{display:block}
    .main-nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:12px 0;gap:4px}
    .main-nav.open{display:flex}
    .main-nav .nav-link{text-align:left;padding:12px 14px;border-radius:10px}
    .nav-location{margin-left:0;justify-content:center;margin-top:6px}
    .brand-text{font-size:19px}
    .brand-sub{font-size:11px}
    .city-strip-inner{justify-content:center}
    .inner-hero{padding:64px 0 56px}
    .inner-hero h1{font-size:30px}
    .hero-points{flex-direction:column;gap:8px}
    .section{padding:52px 0}
    .guide-grid{grid-template-columns:1fr 1fr}
    .testi-grid{grid-template-columns:1fr}
    .faq-wrap{grid-template-columns:1fr}
    .cta-band .container{flex-direction:column;align-items:flex-start}
    .stats-grid{grid-template-columns:1fr 1fr;gap:16px}
    .stats-item .num{font-size:30px}
    .solution-list{grid-template-columns:1fr}
}
@media (max-width:520px){
    .container{padding:0 18px}
    .pain-grid{grid-template-columns:1fr}
    .guide-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
    .stats-item{padding:18px 8px}
    .footer-grid{grid-template-columns:1fr;gap:26px}
    .hero-cta{flex-direction:column;align-items:stretch}
    .btn-main,.btn-ghost{justify-content:center}
    .section-head h2{font-size:25px}
    .solution-content h2{font-size:24px}
    .inner-hero h1{font-size:25px;line-height:1.35}
    .cta-left h2{font-size:24px}
}

/* ===== 打印/可访问性 ===== */
.focus-visible,.btn-main:focus-visible,.btn-ghost:focus-visible,.nav-link:focus-visible{
    outline:3px solid var(--accent-light);outline-offset:2px
}

/* roulang page: category2 */
:root {
    --primary: #b4612f;
    --primary-hover: #92491f;
    --primary-soft: #f5e6d8;
    --accent: #1d3a4d;
    --accent-light: #e9eef2;
    --bg-soft: #f8f5f1;
    --bg-white: #ffffff;
    --bg-dark: #14222a;
    --text-main: #2b2825;
    --text-muted: #6f675f;
    --border: #e7ddd3;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;
    --shadow-sm: 0 2px 10px rgba(0,0,0,.04);
    --shadow-md: 0 10px 32px rgba(0,0,0,.08);
    --shadow-lg: 0 20px 50px rgba(0,0,0,.12);
    --transition: all .25s ease;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background: var(--bg-white); color: var(--text-main); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.section-tint { background: var(--bg-soft); }
.section-dark { background: var(--bg-dark); color: #f0ece8; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 55px; }
.section-head h2 { font-size: 34px; font-weight: 800; line-height: 1.3; letter-spacing: -.5px; margin-bottom: 14px; }
.section-head p { color: var(--text-muted); font-size: 17px; line-height: 1.7; }
.section-tint .section-head p, .section-dark .section-head p { color: #9b938a; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; border-radius: 10px; padding: 13px 30px; transition: var(--transition); font-size: 15px; line-height: 1.4; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 20px rgba(180, 97, 47, .35); }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(180, 97, 47, .4); }
.btn-outline { background: transparent; border: 2px solid rgba(255,255,255,.65); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-lg { padding: 16px 40px; font-size: 17px; border-radius: 12px; }
.btn:focus-visible { outline: 3px solid rgba(180,97,47,.45); outline-offset: 2px; }

/* 顶部导航 */
.site-header { background: var(--bg-white); box-shadow: 0 1px 0 var(--border), 0 4px 18px rgba(0,0,0,.03); position: sticky; top: 0; z-index: 200; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-icon { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: var(--primary); color: #fff; font-size: 19px; border-radius: 12px; box-shadow: 0 4px 14px rgba(180,97,47,.3); }
.brand-text { font-size: 18px; font-weight: 800; color: var(--text-main); display: block; line-height: 1.2; letter-spacing: .5px; }
.brand-sub { font-size: 12px; color: var(--text-muted); display: block; line-height: 1.3; margin-top: 2px; }
.main-nav { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.main-nav .nav-link { font-size: 15px; font-weight: 500; color: var(--text-main); position: relative; padding: 6px 0; transition: var(--transition); }
.main-nav .nav-link::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--primary); border-radius: 2px; transition: var(--transition); }
.main-nav .nav-link:hover { color: var(--primary); }
.main-nav .nav-link:hover::after { width: 100%; }
.main-nav .nav-link.active { color: var(--primary); font-weight: 700; }
.main-nav .nav-link.active::after { width: 100%; }
.nav-location { display: inline-flex; align-items: center; gap: 6px; background: var(--primary-soft); color: var(--primary); font-size: 13px; font-weight: 600; padding: 7px 16px; border-radius: 40px; margin-left: 8px; white-space: nowrap; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; background: var(--bg-soft); color: var(--text-main); font-size: 19px; align-items: center; justify-content: center; transition: var(--transition); }
.nav-toggle:hover { background: var(--primary-soft); color: var(--primary); }
.city-strip { background: var(--accent); padding: 10px 0; }
.city-strip-inner { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 13px; }
.loc-label { color: rgba(255,255,255,.75); font-weight: 500; }
.loc-label i { margin-right: 4px; }
.city-strip-inner a { color: #f0ece8; padding: 4px 13px; border-radius: 20px; background: rgba(255,255,255,.08); font-size: 13px; transition: var(--transition); }
.city-strip-inner a:hover { background: var(--primary); color: #fff; }

/* Hero */
.hero { position: relative; padding: 90px 0 100px; background: linear-gradient(110deg, #1c2c35 0%, #1d3a4d 100%); color: #fff; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.jpg'); background-size: cover; background-position: center; opacity: .18; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20,34,42,.92) 0%, rgba(20,34,42,.65) 55%, rgba(20,34,42,.35) 100%); }
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 55px; align-items: center; }
.hero-content .hero-eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); color: #f5e2d0; padding: 8px 18px; border-radius: 40px; font-size: 13px; font-weight: 600; margin-bottom: 26px; backdrop-filter: blur(4px); }
.hero-content h1 { font-size: 42px; line-height: 1.25; font-weight: 900; letter-spacing: -.5px; margin-bottom: 20px; }
.hero-content h1 span { color: #f0b487; }
.hero-content .hero-desc { font-size: 17px; line-height: 1.8; color: rgba(255,255,255,.85); margin-bottom: 32px; max-width: 480px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare-item { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-lg); padding: 28px 24px; backdrop-filter: blur(6px); position: relative; transition: var(--transition); }
.compare-item:hover { transform: translateY(-4px); }
.compare-item.compare-featured { background: var(--bg-white); border-color: transparent; color: var(--text-main); box-shadow: var(--shadow-lg); }
.compare-head { font-weight: 700; font-size: 17px; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.15); }
.compare-featured .compare-head { border-bottom-color: var(--border); color: var(--primary); }
.compare-item li { display: flex; align-items: flex-start; gap: 9px; font-size: 14px; line-height: 1.6; color: rgba(255,255,255,.82); margin-bottom: 11px; }
.compare-featured li { color: var(--text-main); }
.compare-item li i { margin-top: 3px; font-size: 13px; }
.compare-basic li i { color: rgba(255,180,166,.75); }
.compare-featured li i { color: #37a86a; }
.badge-recommend { position: absolute; top: -12px; right: 16px; background: var(--primary); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 16px; border-radius: 30px; box-shadow: 0 4px 12px rgba(180,97,47,.4); letter-spacing: 1px; }

/* 痛点区 */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.pain-card { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px 30px; transition: var(--transition); position: relative; overflow: hidden; }
.pain-card::before { content: ""; position: absolute; left: 0; top: 0; width: 4px; height: 100%; background: linear-gradient(180deg, #e8a07a, var(--primary)); opacity: 0; transition: var(--transition); }
.pain-card:hover::before { opacity: 1; }
.pain-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.pain-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--primary-soft); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 21px; margin-bottom: 20px; }
.pain-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.pain-card p { color: var(--text-muted); font-size: 15px; line-height: 1.7; }

/* 解决方案区 */
.solution-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.solution-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.solution-image img { width: 100%; height: 100%; object-fit: cover; min-height: 300px; }
.solution-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(20,34,42,.55)); }
.solution-image .img-tag { position: absolute; left: 20px; bottom: 18px; z-index: 2; background: rgba(255,255,255,.92); color: var(--accent); padding: 8px 18px; border-radius: 30px; font-size: 13px; font-weight: 600; }
.solution-list { margin-top: 22px; }
.solution-list li { display: flex; gap: 14px; margin-bottom: 20px; padding: 18px 0; border-bottom: 1px dashed var(--border); }
.solution-list li:last-child { border-bottom: none; }
.solution-list .sol-num { width: 36px; height: 36px; min-width: 36px; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 700; font-size: 14px; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.solution-list h4 { font-size: 17px; font-weight: 700; margin-bottom: 5px; }
.solution-list p { color: var(--text-muted); font-size: 14px; line-height: 1.7; }

/* 成果区 */
.result-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 50px; }
.stat-card { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-lg); text-align: center; padding: 38px 24px; transition: var(--transition); }
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.stat-num { font-size: 42px; font-weight: 900; color: var(--primary); line-height: 1.1; margin-bottom: 8px; }
.stat-unit { font-size: 19px; font-weight: 600; color: var(--primary); }
.stat-label { color: var(--text-muted); font-size: 14px; margin-top: 8px; }
.result-note { text-align: center; max-width: 700px; margin: 0 auto; background: var(--primary-soft); border-radius: var(--radius-lg); padding: 28px 38px; position: relative; }
.result-note p { font-size: 16px; line-height: 1.8; color: var(--text-main); font-weight: 500; }
.result-note i { color: var(--primary); margin-right: 6px; }

/* 证言区 */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testi-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); padding: 32px 28px; transition: var(--transition); backdrop-filter: blur(4px); }
.testi-card:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); border-color: rgba(255,255,255,.24); }
.testi-stars { color: #f0b255; font-size: 14px; margin-bottom: 16px; letter-spacing: 2px; }
.testi-text { font-size: 15px; line-height: 1.8; color: rgba(255,255,255,.86); margin-bottom: 20px; }
.testi-user { display: flex; align-items: center; gap: 12px; }
.testi-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; }
.testi-name { font-size: 14px; font-weight: 700; color: #fff; }
.testi-area { font-size: 12px; color: rgba(255,255,255,.55); }

/* FAQ */
.faq-wrap { max-width: 830px; margin: 0 auto; }
.faq-item { background: var(--bg-white); border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 14px; overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 26px; cursor: pointer; font-size: 16px; font-weight: 700; color: var(--text-main); transition: var(--transition); }
.faq-q .faq-icon { width: 28px; height: 28px; min-width: 28px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 12px; transition: var(--transition); }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-a { display: none; padding: 0 26px 24px; color: var(--text-muted); font-size: 15px; line-height: 1.8; }
.faq-item.open .faq-a { display: block; }

/* CTA */
.cta-section { padding: 100px 0; background-image: url('/assets/images/backpic/back-3.jpg'); background-size: cover; background-position: center; position: relative; }
.cta-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(20,34,42,.95), rgba(180,97,47,.82)); }
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; color: #fff; }
.cta-inner h2 { font-size: 36px; font-weight: 900; margin-bottom: 18px; line-height: 1.3; }
.cta-inner p { font-size: 17px; line-height: 1.8; color: rgba(255,255,255,.87); margin-bottom: 36px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-tips { margin-top: 28px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-tips span { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.2); padding: 6px 16px; border-radius: 30px; font-size: 13px; }

/* 页脚 */
.site-footer { background: var(--bg-dark); color: #a7a09a; padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.footer-brand i { color: var(--primary); font-size: 20px; }
.footer-about p { font-size: 14px; line-height: 1.8; margin-top: 12px; }
.footer-links h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer-links a { display: block; color: #a7a09a; font-size: 14px; margin-bottom: 10px; transition: var(--transition); }
.footer-links a:hover { color: #f0b487; }
.footer-links span { display: block; color: #8d857d; font-size: 14px; margin-bottom: 8px; }
.footer-note p { font-size: 14px; line-height: 1.8; color: #8d857d; }
.footer-bottom { padding: 24px 0; text-align: center; font-size: 13px; color: #6f675f; }

/* 响应式 */
@media (max-width: 1024px) {
    .hero-grid { gap: 36px; }
    .hero-content h1 { font-size: 34px; }
    .solution-wrap { gap: 36px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .section { padding: 64px 0; }
    .nav-toggle { display: flex; }
    .main-nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-white); padding: 18px 24px; box-shadow: 0 18px 36px rgba(0,0,0,.12); display: none; flex-direction: column; align-items: stretch; gap: 4px; border-top: 1px solid var(--border); }
    .main-nav.open { display: flex; }
    .main-nav .nav-link { padding: 12px 10px; border-radius: 8px; font-size: 16px; }
    .main-nav .nav-link::after { display: none; }
    .main-nav .nav-link.active, .main-nav .nav-link:hover { background: var(--primary-soft); }
    .nav-location { margin-left: 0; margin-top: 8px; justify-content: center; }
    .hero { padding: 60px 0 70px; }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-compare { grid-template-columns: 1fr; }
    .pain-grid { grid-template-columns: 1fr; }
    .solution-wrap { grid-template-columns: 1fr; }
    .solution-image img { min-height: 220px; }
    .result-stats { grid-template-columns: 1fr; }
    .testimonial-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .section-head h2 { font-size: 27px; }
    .cta-inner h2 { font-size: 28px; }
}
@media (max-width: 520px) {
    .container { padding: 0 18px; }
    .header-inner { padding: 12px 0; }
    .brand-text { font-size: 16px; }
    .brand-icon { width: 36px; height: 36px; font-size: 16px; }
    .brand-sub { font-size: 11px; }
    .hero-content h1 { font-size: 28px; }
    .hero-actions { flex-direction: column; }
    .section-head h2 { font-size: 23px; }
    .compare-item { padding: 22px 18px; }
    .btn-lg { width: 100%; }
    .cta-actions { flex-direction: column; }
    .cta-tips { flex-direction: column; align-items: center; }
    .city-strip-inner { justify-content: center; }
}

/* roulang page: category3 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #15684a;
            --primary-deep: #0e3d2f;
            --primary-dark: #103c2e;
            --primary-soft: #e2efe8;
            --accent: #c98a2d;
            --accent-deep: #a06a1a;
            --accent-soft: #fdf4e3;
            --bg: #f5f2ed;
            --bg-alt: #efeee9;
            --bg-deep: #12312a;
            --card: #ffffff;
            --text: #1e1a15;
            --text-weak: #6e675e;
            --text-light: #9c958c;
            --border: #e4ddd4;
            --border-light: #f0ece6;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(20, 40, 30, 0.05);
            --shadow: 0 6px 32px rgba(20, 40, 30, 0.08);
            --shadow-lg: 0 20px 60px rgba(15, 35, 25, 0.14);
            --max-width: 1200px;
            --header-h: 76px;
            --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Segoe UI", Arial, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ========== 基础 Reset ========== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        button {
            font-family: var(--font);
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
            padding: 0;
        }
        h1, h2, h3, h4, h5, h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5em;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .text-center {
            text-align: center;
        }

        /* ========== 通用按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(21, 104, 74, 0.28);
        }
        .btn-primary:hover {
            background: var(--primary-deep);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(21, 104, 74, 0.35);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary-soft);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--primary-deep);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }
        .btn-light:hover {
            background: var(--accent-soft);
            color: var(--primary-deep);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(201, 138, 45, 0.3);
        }
        .btn-accent:hover {
            background: var(--accent-deep);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 15px 38px;
            font-size: 17px;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(21, 104, 74, 0.35);
            outline-offset: 3px;
        }

        /* ========== 标签 / 徽章 ========== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            background: var(--primary-soft);
            color: var(--primary-deep);
            letter-spacing: 0.02em;
        }
        .badge-accent {
            background: var(--accent-soft);
            color: var(--accent-deep);
        }
        .tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 12px;
            background: #f2efe9;
            color: var(--text-weak);
            margin: 4px 4px 0 0;
        }
        .tag-primary {
            background: var(--primary-soft);
            color: var(--primary);
        }

        /* ========== 页头 ========== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 10px rgba(15, 35, 25, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: var(--header-h);
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            display: block;
        }
        .brand-sub {
            font-size: 11px;
            color: var(--text-weak);
            letter-spacing: 0.1em;
            display: block;
            margin-top: 1px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .nav-location {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-weak);
            background: var(--bg);
            padding: 6px 14px;
            border-radius: 30px;
            margin-left: 8px;
            white-space: nowrap;
        }
        .nav-location i {
            color: var(--accent);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        /* 城市条 */
        .city-strip {
            background: var(--primary-deep);
            padding: 8px 0;
        }
        .city-strip-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px;
        }
        .loc-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            margin-right: 10px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .loc-label i {
            color: var(--accent);
        }
        .city-strip a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
            padding: 3px 12px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.06);
            margin: 2px;
            transition: background var(--transition), color var(--transition);
        }
        .city-strip a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, rgba(10, 32, 26, 0.88), rgba(15, 50, 38, 0.78)), url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            color: #fff;
            padding: 100px 0 80px;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(201, 138, 45, 0.12);
            filter: blur(40px);
        }
        .hero-inner {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 56px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-eyebrow {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 30px;
            background: rgba(255, 255, 255, 0.12);
            color: #f8e7c8;
            font-size: 13px;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: 42px;
            color: #fff;
            margin-bottom: 18px;
            line-height: 1.28;
        }
        .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.75;
            margin-bottom: 12px;
            max-width: 520px;
        }
        .hero-meta {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* Hero 右侧预览卡 */
        .hero-panel {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(8px);
            border-radius: 20px;
            padding: 28px 24px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
        }
        .panel-title {
            font-size: 15px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .panel-title i {
            color: var(--accent);
        }
        .panel-stats {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 10px;
            margin-bottom: 20px;
        }
        .panel-stat {
            text-align: center;
            padding: 12px 6px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
        }
        .panel-stat .num {
            font-size: 20px;
            font-weight: 700;
            color: #f8e7c8;
            line-height: 1.2;
        }
        .panel-stat .label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }
        .panel-progress {
            margin-top: 6px;
        }
        .progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 6px;
        }
        .progress-track {
            height: 8px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 20px;
            overflow: hidden;
        }
        .progress-bar {
            background: var(--accent);
            height: 100%;
            border-radius: 20px;
            width: 78%;
        }
        .panel-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 16px;
        }
        .panel-tags .tag {
            background: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.85);
        }

        /* ========== 痛点板块 ========== */
        .section-pain {
            padding: 90px 0;
            background: var(--bg);
        }
        .pain-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .pain-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .pain-media img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }
        .pain-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(14, 58, 44, 0.4));
        }
        .pain-content h2 {
            font-size: 30px;
            margin-bottom: 14px;
        }
        .pain-content > p {
            color: var(--text-weak);
            margin-bottom: 24px;
            max-width: 440px;
        }
        .pain-list li {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
        }
        .pain-list li:last-child {
            border-bottom: none;
        }
        .pain-list .icon-round {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: #fce7e6;
            color: #c0392b;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
            margin-top: 2px;
        }
        .pain-list .text {
            flex: 1;
        }
        .pain-list .text strong {
            display: block;
            font-size: 16px;
            margin-bottom: 2px;
        }
        .pain-list .text span {
            font-size: 14px;
            color: var(--text-weak);
        }

        /* ========== 攻略板块 ========== */
        .section-guide {
            padding: 90px 0;
            background: var(--card);
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px;
        }
        .section-head .badge {
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-size: 32px;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: var(--card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }
        .guide-card-image {
            position: relative;
            height: 168px;
            overflow: hidden;
        }
        .guide-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .guide-card:hover .guide-card-image img {
            transform: scale(1.05);
        }
        .guide-card-image .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            backdrop-filter: blur(4px);
            background: rgba(255, 255, 255, 0.85);
        }
        .guide-card-body {
            padding: 20px 22px 24px;
        }
        .guide-card-body h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }
        .guide-card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.65;
            margin-bottom: 14px;
        }
        .guide-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
        }
        .guide-card-footer .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 600;
            color: var(--primary);
            font-size: 13px;
        }
        .guide-card-footer .read-more i {
            transition: transform var(--transition);
        }
        .guide-card:hover .read-more i {
            transform: translateX(4px);
        }

        /* ========== 成果数字区 ========== */
        .section-results {
            padding: 90px 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat fixed;
            position: relative;
        }
        .section-results::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 36, 28, 0.86);
        }
        .results-inner {
            position: relative;
            z-index: 2;
        }
        .results-inner .section-head h2 {
            color: #fff;
        }
        .results-inner .section-head p {
            color: rgba(255, 255, 255, 0.75);
        }
        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 40px;
        }
        .result-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            text-align: center;
            transition: background var(--transition), transform var(--transition);
        }
        .result-card:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-4px);
        }
        .result-card .num {
            font-size: 40px;
            font-weight: 800;
            color: #f8e7c8;
            line-height: 1.15;
        }
        .result-card .label {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin-top: 8px;
        }

        /* ========== 证言板块 ========== */
        .section-testimonials {
            padding: 90px 0;
            background: var(--bg);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: var(--card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .testimonial-card .quote-icon {
            font-size: 24px;
            color: var(--accent);
            margin-bottom: 14px;
            opacity: 0.7;
        }
        .testimonial-card p {
            font-size: 15px;
            color: var(--text);
            line-height: 1.75;
            font-style: normal;
            margin-bottom: 18px;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }
        .testimonial-author .name {
            font-weight: 600;
            font-size: 15px;
        }
        .testimonial-author .role {
            font-size: 12px;
            color: var(--text-weak);
        }
        .testimonial-stars {
            color: var(--accent);
            font-size: 13px;
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .section-faq {
            padding: 90px 0;
            background: var(--card);
        }
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 14px;
            background: var(--card);
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item.open {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-item h4 {
            padding: 20px 56px 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            position: relative;
            margin: 0;
            user-select: none;
            transition: color var(--transition);
        }
        .faq-item h4:hover {
            color: var(--primary);
        }
        .faq-item h4::after {
            content: '+';
            position: absolute;
            right: 24px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 22px;
            font-weight: 300;
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-item.open h4::after {
            transform: translateY(-50%) rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.75;
        }

        /* ========== CTA ========== */
        .section-cta {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-deep) 0%, #0a2a20 100%);
            position: relative;
            overflow: hidden;
        }
        .section-cta::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(201, 138, 45, 0.2), transparent 70%);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 32px;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 30px;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0d1f1a;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 70px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 46px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }
        .footer-brand i {
            color: var(--accent);
        }
        .footer-about p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 12px;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            padding: 5px 0;
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-links span {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            padding: 4px 0;
        }
        .footer-note p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.75;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 12px;
            padding: 16px;
            margin-top: 4px;
        }
        .footer-note h4 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin: 0;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 34px;
            }
            .pain-grid,
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }
            .container {
                padding: 0 16px;
            }
            .header-inner {
                min-height: 64px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.3s, opacity 0.3s;
                z-index: 98;
                border-bottom: 1px solid var(--border-light);
                border-radius: 0 0 16px 16px;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-link {
                padding: 12px 18px;
                border-radius: 10px;
                text-align: left;
            }
            .nav-location {
                margin-left: 0;
                margin-top: 6px;
                justify-content: flex-start;
                background: var(--bg);
                border-radius: 10px;
                padding: 8px 16px;
            }
            .hero {
                padding: 60px 0 50px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .panel-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .section-pain,
            .section-guide,
            .section-results,
            .section-testimonials,
            .section-faq,
            .section-cta {
                padding: 60px 0;
            }
            .pain-grid {
                gap: 24px;
            }
            .pain-media img {
                height: 240px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .results-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-buttons {
                flex-direction: column;
            }
            .cta-buttons .btn {
                width: 100%;
                justify-content: center;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .faq-item h4 {
                padding: 16px 50px 16px 18px;
                font-size: 15px;
            }
            .brand-text {
                font-size: 16px;
            }
            .brand-sub {
                font-size: 10px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 24px;
            }
            .hero-panel {
                padding: 18px 14px;
            }
            .panel-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 4px;
            }
            .panel-stat .num {
                font-size: 16px;
            }
            .guide-card-image {
                height: 200px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }