/* roulang page: index */
:root{
  --primary:#0E6E5C;
  --primary-dark:#0A4F43;
  --accent:#C97B1E;
  --accent-soft:#E4F2EE;
  --green:#2F9E78;
  --bg-warm:#F7F5F2;
  --card:#FFFFFF;
  --text-main:#2C2C2C;
  --text-sub:#6B6B6B;
  --border-light:#E8E4DF;
  --border-mid:#D8D4CC;
  --radius-lg:16px;
  --radius-md:10px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(14,110,92,0.06);
  --shadow-md:0 8px 24px rgba(14,110,92,0.12);
  --transition:all 0.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:15px;
  line-height:1.8;
  color:var(--text-main);
  background:var(--bg-warm);
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:var(--primary);transition:var(--transition)}
a:hover{color:var(--primary-dark)}
button{background:none;border:none;cursor:pointer}
input,textarea{outline:none}
.container{max-width:1200px}

/* ========== 按钮体系 ========== */
.btn{border-radius:var(--radius-sm);padding:12px 28px;font-weight:600;font-size:15px;border:2px solid transparent;transition:var(--transition)}
.btn:focus{outline:2px solid rgba(14,110,92,0.4);outline-offset:2px;box-shadow:none}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--border-mid);color:var(--primary)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:#fff;transform:translateY(-2px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:#a9681a;border-color:#a9681a;color:#fff;transform:translateY(-2px)}
.btn-accent:focus{outline:2px solid rgba(201,123,30,0.4);outline-offset:2px;box-shadow:none}
.btn-lg{padding:14px 36px;font-size:16px}
.btn-block{width:100%;text-align:center}

/* ========== 标签 / 徽章 ========== */
.badge-trust{
  display:inline-block;
  background:var(--accent-soft);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  padding:6px 16px;
  border-radius:999px;
  margin-right:10px;
  margin-bottom:8px;
}
.news-cat{
  display:inline-block;
  background:var(--accent-soft);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  padding:3px 12px;
  border-radius:6px;
}
.news-date{
  display:inline-block;
  background:var(--bg-warm);
  color:var(--text-sub);
  font-size:12px;
  padding:3px 10px;
  border-radius:6px;
  font-family:"DIN Alternate","Bahnschrift",sans-serif;
}

/* ========== Header 导航 ========== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1050;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(232,228,223,0.8);
  box-shadow:0 1px 10px rgba(0,0,0,0.02);
  height:68px;
  display:flex;
  align-items:center;
}
.custom-navbar{
  padding-top:0;
  padding-bottom:0;
  min-height:68px;
}
.brand-log{
  font-size:18px;
  font-weight:600;
  color:var(--text-main);
  white-space:nowrap;
  letter-spacing:0.5px;
}
.brand-log:hover{color:var(--primary)}
.nav-menu{
  display:flex;
  list-style:none;
  gap:4px;
  margin:0;
  padding:0;
}
.nav-menu li a{
  display:block;
  padding:10px 16px;
  font-size:15px;
  font-weight:500;
  color:var(--text-sub);
  border-radius:8px;
  transition:var(--transition);
}
.nav-menu li a:hover{
  color:var(--primary);
  background:var(--accent-soft);
}
.nav-menu li a.active{
  color:var(--primary);
  font-weight:700;
  background:var(--accent-soft);
}
.nav-tools{
  display:flex;
  align-items:center;
  gap:12px;
}
.search-wrap{
  position:relative;
  width:200px;
}
.search-wrap .fa-search{
  position:absolute;
  left:12px;
  top:50%;
  transform:translateY(-50%);
  font-size:13px;
  color:var(--text-sub);
  pointer-events:none;
}
.search-wrap input{
  width:100%;
  height:36px;
  background:#F2F1ED;
  border:2px solid transparent;
  border-radius:var(--radius-md);
  padding:0 56px 0 34px;
  font-size:13px;
  color:var(--text-main);
  transition:var(--transition);
}
.search-wrap input:focus{
  background:#fff;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(14,110,92,0.1);
}
.key-hint{
  position:absolute;
  right:10px;
  top:50%;
  transform:translateY(-50%);
  font-size:11px;
  color:var(--text-sub);
  background:#fff;
  border:1px solid var(--border-light);
  border-radius:5px;
  padding:1px 6px;
  font-family:ui-monospace,Menlo,Consolas,sans-serif;
}
.icon-btn{
  width:36px;
  height:36px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-sub);
  background:#F2F1ED;
  transition:var(--transition);
  font-size:14px;
}
.icon-btn:hover{background:var(--accent-soft);color:var(--primary);transform:translateY(-2px)}
.navbar-toggler{
  border:none;
  color:var(--primary);
  font-size:22px;
  padding:4px 8px;
}
.navbar-toggler:focus{
  box-shadow:none;
  outline:2px solid rgba(14,110,92,0.3);
  outline-offset:2px;
}

/* ========== Hero ========== */
.hero{
  position:relative;
  padding:160px 0 90px;
  background:linear-gradient(135deg,rgba(14,110,92,0.10),rgba(247,245,242,0.6)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::before{
  content:'';
  position:absolute;
  top:-40px;right:20px;
  width:360px;height:360px;
  border:1px solid rgba(14,110,92,0.25);
  border-radius:50%;
  pointer-events:none;
}
.hero::after{
  content:'';
  position:absolute;
  bottom:-80px;left:-60px;
  width:320px;height:320px;
  border:1px solid rgba(14,110,92,0.20);
  border-radius:50%;
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero h1{
  font-size:42px;
  font-weight:700;
  line-height:1.3;
  color:var(--text-main);
  margin-bottom:20px;
}
.hero-sub{
  font-size:18px;
  color:var(--text-sub);
  line-height:1.8;
  margin-bottom:32px;
  max-width:520px;
}
.hero-cta{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.hero-img{
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  width:100%;
  object-fit:cover;
  height:auto;
}

/* ========== 区块通用 ========== */
.section-pad{padding:96px 0}
.section-title{
  font-size:32px;
  font-weight:700;
  text-align:center;
  margin-bottom:14px;
  color:var(--text-main);
  line-height:1.4;
}
.section-desc{
  text-align:center;
  font-size:16px;
  color:var(--text-sub);
  margin-bottom:40px;
}

/* ========== 痛点区 ========== */
.pain-section{padding:96px 0;background:var(--bg-warm)}
.pain-card{
  background:var(--card);
  border-radius:var(--radius-lg);
  padding:32px 28px;
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
  height:100%;
  border:1px solid transparent;
}
.pain-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(14,110,92,0.1);
}
.pain-icon{
  width:48px;height:48px;
  background:var(--accent-soft);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  color:var(--primary);
  margin-bottom:18px;
}
.pain-card h3{
  font-size:20px;
  font-weight:600;
  margin-bottom:10px;
  color:var(--text-main);
}
.pain-card p{
  font-size:14px;
  color:var(--text-sub);
  line-height:1.7;
  margin-bottom:0;
}

/* ========== 方案区 ========== */
.solution-section{padding:96px 0;background:#fff}
.solution-card{
  background:var(--bg-warm);
  border-radius:var(--radius-lg);
  padding:36px 30px;
  height:100%;
  border:1px solid var(--border-light);
  transition:var(--transition);
  display:flex;
  flex-direction:column;
}
.solution-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  background:#fff;
  border-color:rgba(14,110,92,0.15);
}
.solution-card h3{
  font-size:22px;
  font-weight:700;
  margin-bottom:20px;
  color:var(--text-main);
}
.solution-card ul{
  list-style:none;
  padding:0;
  margin-bottom:24px;
  flex:1;
}
.solution-card ul li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:var(--text-sub);
  line-height:1.7;
  margin-bottom:10px;
}
.solution-card ul li::before{
  content:'';
  position:absolute;
  left:0;top:10px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--primary);
  opacity:0.7;
}
.learn-more{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  display:inline-block;
  transition:var(--transition);
}
.learn-more:hover{color:var(--accent);transform:translateX(4px)}
.learn-more i{margin-left:2px}
.highlight-banner{
  margin-top:32px;
  background:rgba(14,110,92,0.06);
  border-left:4px solid var(--primary);
  border-radius:var(--radius-lg);
  padding:36px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.highlight-banner h3{
  font-size:22px;
  font-weight:700;
  margin-bottom:8px;
  color:var(--text-main);
}
.highlight-banner p{
  font-size:14px;
  color:var(--text-sub);
  margin-bottom:0;
  max-width:600px;
}

/* ========== 数据区 ========== */
.stats-section{padding:96px 0;background:var(--bg-warm)}
.stats-panel{
  background:linear-gradient(135deg,rgba(10,79,67,0.92),rgba(14,110,92,0.96)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-radius:24px;
  padding:48px 40px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  box-shadow:var(--shadow-md);
}
.stats-item{
  text-align:center;
  padding:20px 10px;
}
.stat-num{
  font-family:"DIN Alternate","Bahnschrift",sans-serif;
  font-size:44px;
  font-weight:700;
  color:#fff;
  line-height:1.2;
  margin-bottom:8px;
  letter-spacing:1px;
}
.stat-label{
  font-size:14px;
  color:rgba(255,255,255,0.8);
}

/* ========== CTA 区块 ========== */
.cta-section{
  padding:96px 0;
  background:#fff;
  text-align:center;
}
.cta-section h2{
  font-size:34px;
  font-weight:700;
  margin-bottom:14px;
  color:var(--text-main);
}
.cta-section p{
  font-size:16px;
  color:var(--text-sub);
  max-width:560px;
  margin:0 auto 36px;
  line-height:1.8;
}

/* ========== 资讯列表 ========== */
.news-section{padding:96px 0;background:var(--bg-warm)}
.news-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.news-card{
  background:var(--card);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
  border:1px solid transparent;
  display:flex;
  flex-direction:column;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(14,110,92,0.10);
}
.news-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.news-card h3{
  font-size:18px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  line-height:1.5;
}
.news-card p{
  font-size:14px;
  color:var(--text-sub);
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  line-height:1.7;
}
.read-more{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  display:inline-block;
  margin-top:auto;
  transition:var(--transition);
}
.read-more:hover{color:var(--accent);transform:translateX(4px)}
.news-empty{
  grid-column:1/-1;
  text-align:center;
  padding:48px;
  background:var(--card);
  border-radius:var(--radius-lg);
  color:var(--text-sub);
  font-size:15px;
  border:1px dashed var(--border-mid);
}

/* ========== FAQ ========== */
.faq-section{padding:96px 0;background:#fff}
.custom-accordion{
  max-width:860px;
  margin:0 auto;
}
.custom-accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  margin-bottom:16px;
  overflow:hidden;
  transition:var(--transition);
}
.custom-accordion .accordion-item:hover{
  border-color:rgba(14,110,92,0.20);
  box-shadow:var(--shadow-sm);
}
.custom-accordion .accordion-header{
  border:none;
  background:transparent;
  display:flex;
}
.custom-accordion .accordion-button{
  background:transparent;
  color:var(--text-main);
  font-size:17px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none;
  border:none;
  transition:var(--transition);
  position:relative;
}
.custom-accordion .accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E6E5C'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-size:16px;
  background-position:center;
  background-repeat:no-repeat;
  transition:transform 0.3s ease;
  width:20px;
  height:20px;
}
.custom-accordion .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(14,110,92,0.03);
}
.custom-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(180deg);
}
.custom-accordion .accordion-button:focus{
  box-shadow:none;
  outline:2px solid rgba(14,110,92,0.25);
  outline-offset:-2px;
  border-radius:var(--radius-lg);
}
.custom-accordion .accordion-body{
  padding:0 24px 24px;
  color:var(--text-sub);
  font-size:14px;
  line-height:1.8;
  border-left:3px solid var(--primary);
  margin:0 24px;
  border-radius:0 0 0 6px;
}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--primary-dark);
  color:#fff;
  padding:64px 0 0;
}
.footer-brand{
  font-size:20px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
  display:block;
}
.footer-desc{
  font-size:14px;
  color:rgba(255,255,255,0.7);
  line-height:1.8;
  max-width:280px;
  margin-bottom:0;
}
.footer-title{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
}
.footer-links{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-links li{
  margin-bottom:10px;
}
.footer-links a{
  color:rgba(255,255,255,0.7);
  font-size:14px;
  transition:var(--transition);
}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-contact{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:rgba(255,255,255,0.7);
  font-size:14px;
  margin-bottom:12px;
  line-height:1.6;
}
.footer-contact i{
  color:var(--green);
  font-size:14px;
  margin-top:4px;
  width:16px;
  text-align:center;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.15);
  margin-top:48px;
  padding:20px 0;
  text-align:center;
  font-size:13px;
  color:rgba(255,255,255,0.6);
}
.footer-bottom a{
  color:rgba(255,255,255,0.8);
}
.footer-bottom a:hover{color:var(--accent)}

/* ========== 表单弹层 ========== */
.modal-content{
  border:none;
  border-radius:var(--radius-lg);
  background:#fff;
  box-shadow:0 20px 60px rgba(0,0,0,0.15);
}
.modal-backdrop.show{
  background:rgba(15,35,30,0.6);
  backdrop-filter:blur(4px);
}
.modal-header{
  border-bottom:1px solid var(--border-light);
  padding:24px 28px 16px;
  background:var(--bg-warm);
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}
.modal-title{
  font-size:20px;
  font-weight:700;
  color:var(--text-main);
}
.modal-body{
  padding:28px;
}
.form-label{
  font-size:14px;
  font-weight:600;
  color:var(--text-main);
  margin-bottom:6px;
}
.form-control{
  border:none;
  border-bottom:2px solid var(--border-mid);
  border-radius:0;
  padding:10px 4px;
  font-size:14px;
  background:transparent;
  transition:var(--transition);
}
.form-control:focus{
  border-color:var(--primary);
  box-shadow:0 1px 0 0 var(--primary);
  background:transparent;
}
textarea.form-control{
  min-height:80px;
  resize:vertical;
}
.form-hint{
  font-size:12px;
  color:var(--text-sub);
  text-align:center;
  margin-top:12px;
  line-height:1.6;
}

/* ========== 响应式 ========== */
@media (max-width:991.98px){
  .site-header{
    height:auto;
  }
  .nav-menu{
    flex-direction:column;
    gap:0;
    padding:16px 0;
  }
  .nav-menu li a{
    padding:12px 16px;
  }
  .nav-tools{
    flex-direction:column;
    align-items:stretch;
    padding:16px 0;
    border-top:1px solid var(--border-light);
  }
  .search-wrap{
    width:100%;
  }
  .icon-btn{
    display:none;
  }
  .hero{
    padding:120px 0 60px;
  }
  .hero h1{
    font-size:34px;
  }
  .hero-cta .btn{
    flex:1;
    text-align:center;
  }
  .stats-panel{
    grid-template-columns:repeat(2,1fr);
  }
  .news-list{
    grid-template-columns:1fr;
  }
  .highlight-banner{
    flex-direction:column;
    align-items:flex-start;
  }
  .highlight-banner .btn{
    width:100%;
    text-align:center;
  }
}
@media (max-width:767.98px){
  .section-pad{padding:48px 0}
  .pain-section{padding:48px 0}
  .solution-section{padding:48px 0}
  .stats-section{padding:48px 0}
  .cta-section{padding:48px 0}
  .news-section{padding:48px 0}
  .faq-section{padding:48px 0}
  .section-title{font-size:26px}
  .section-desc{font-size:15px;margin-bottom:24px}
  .hero{
    padding:100px 0 40px;
    text-align:center;
  }
  .hero h1{
    font-size:28px;
  }
  .hero-sub{
    font-size:15px;
    margin-left:auto;
    margin-right:auto;
  }
  .hero-cta{
    justify-content:center;
  }
  .hero-cta .btn{
    width:100%;
    text-align:center;
  }
  .hero-badges{
    text-align:center;
  }
  .badge-trust{
    margin:4px;
  }
  .hero-img{
    margin-top:32px;
  }
  .pain-card{
    padding:24px;
  }
  .solution-card{
    padding:24px;
  }
  .stats-panel{
    grid-template-columns:1fr 1fr;
    padding:32px 16px;
    gap:16px;
  }
  .stat-num{
    font-size:32px;
  }
  .stat-label{
    font-size:13px;
  }
  .cta-section h2{
    font-size:26px;
  }
  .cta-section .btn{
    width:100%;
    text-align:center;
  }
  .news-card{
    padding:20px;
  }
  .custom-accordion .accordion-button{
    font-size:15px;
    padding:16px 18px;
  }
  .custom-accordion .accordion-body{
    padding:0 18px 20px;
    margin:0 18px;
  }
  .highlight-banner{
    padding:24px;
  }
  .footer-contact li{
    font-size:13px;
  }
  .modal-body{
    padding:20px;
  }
  .btn-lg{
    padding:12px 24px;
  }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
    :root {
      --primary: #0E6E5C;
      --primary-dark: #0A4F43;
      --accent: #C97B1E;
      --success: #2F9E78;
      --bg: #F7F5F2;
      --card-bg: #FFFFFF;
      --text: #2C2C2C;
      --text-light: #6B6B6B;
      --border: #E8E4DF;
      --light-teal: #E4F2EE;
      --radius-lg: 16px;
      --radius-md: 10px;
      --radius-sm: 8px;
      --shadow-default: 0 2px 8px rgba(14, 110, 92, 0.06);
      --shadow-hover: 0 8px 24px rgba(14, 110, 92, 0.12);
      --transition: 0.25s ease;
    }

    /* ===== 基础重置 ===== */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.8;
      overflow-x: hidden;
    }

    a {
      color: var(--primary);
      text-decoration: none;
      transition: color 0.25s ease;
    }

    a:hover {
      color: var(--primary-dark);
    }

    img {
      max-width: 100%;
      height: auto;
    }

    button,
    input,
    textarea {
      font-family: inherit;
    }

    /* ===== 容器 ===== */
    .container {
      max-width: 1200px;
      margin: 0 auto;
    }

    .section {
      padding: 96px 0;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 56px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 700;
      line-height: 1.3;
      color: var(--text);
      margin-bottom: 12px;
    }

    .section-subtitle {
      color: var(--text-light);
      font-size: 16px;
      line-height: 1.8;
    }

    /* ===== 按钮体系 ===== */
    .btn {
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 500;
      line-height: 1.5;
      transition: all 0.25s ease;
      border: none;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn:focus,
    .btn-ghost:focus,
    .btn-outline:focus {
      outline: 2px solid rgba(14, 110, 92, 0.4);
      outline-offset: 2px;
      box-shadow: none;
    }

    .btn-primary {
      background: var(--primary);
      color: #ffffff;
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }

    .btn-outline {
      background: #ffffff;
      border: 1px solid #D8D4CC;
      color: var(--primary);
    }

    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
      background: #ffffff;
    }

    .btn-accent {
      background: var(--accent);
      color: #ffffff;
    }

    .btn-accent:hover {
      background: #A86516;
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }

    .btn-lg {
      padding: 14px 36px;
      font-size: 16px;
    }

    /* ===== 顶栏导航 ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      height: 68px;
      display: flex;
      align-items: center;
    }

    .custom-navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      width: 100%;
      padding: 0;
      min-height: 68px;
      flex-wrap: nowrap;
    }

    .brand-log {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      white-space: nowrap;
      letter-spacing: 0.5px;
    }

    .brand-log:hover {
      color: var(--primary);
    }

    .nav-menu {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      gap: 8px;
      align-items: center;
    }

    .nav-menu li a {
      font-size: 15px;
      color: var(--text-light);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      position: relative;
      font-weight: 400;
      transition: all 0.25s ease;
    }

    .nav-menu li a:hover {
      color: var(--primary);
      background: var(--light-teal);
    }

    .nav-menu li a.active {
      color: var(--primary);
      font-weight: 700;
    }

    .nav-menu li a.active::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

    .nav-tools {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: 0;
    }

    .search-wrap {
      display: flex;
      align-items: center;
      background: #F2F1ED;
      border-radius: var(--radius-md);
      height: 38px;
      width: 200px;
      padding: 0 10px 0 12px;
      gap: 6px;
      border: 1px solid transparent;
      transition: all 0.25s ease;
    }

    .search-wrap:focus-within {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(14, 110, 92, 0.12);
    }

    .search-wrap i {
      color: var(--text-light);
      font-size: 13px;
    }

    .search-wrap input {
      flex: 1;
      border: none;
      background: transparent;
      font-size: 13px;
      color: var(--text);
      outline: none;
      min-width: 0;
    }

    .search-wrap input::placeholder {
      color: #9A968F;
    }

    .key-hint {
      font-size: 11px;
      color: #A8A49C;
      background: #ffffff;
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 1px 6px;
      font-weight: 500;
      white-space: nowrap;
      font-family: "DIN Alternate", "Bahnschrift", sans-serif;
    }

    .icon-btn {
      width: 38px;
      height: 38px;
      border-radius: var(--radius-md);
      background: transparent;
      border: 1px solid transparent;
      color: var(--text-light);
      font-size: 15px;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: all 0.25s ease;
    }

    .icon-btn:hover {
      background: var(--light-teal);
      color: var(--primary);
    }

    .navbar-toggler {
      border: none;
      background: transparent;
      color: var(--text);
      font-size: 20px;
      padding: 0 8px;
    }

    .navbar-toggler:focus {
      box-shadow: none;
      outline: 2px solid rgba(14, 110, 92, 0.4);
      outline-offset: 2px;
      border-radius: 4px;
    }

    @media (max-width: 991.98px) {
      .navbar-collapse {
        background: #ffffff;
        border-radius: var(--radius-lg);
        padding: 20px;
        margin-top: 10px;
        box-shadow: var(--shadow-hover);
        border: 1px solid var(--border);
      }

      .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        margin-bottom: 16px;
      }

      .nav-menu li a {
        display: block;
        padding: 10px 12px;
        width: 100%;
        border-radius: var(--radius-sm);
      }

      .nav-menu li a.active::after {
        display: none;
      }

      .nav-tools {
        flex-wrap: wrap;
        gap: 8px;
      }

      .search-wrap {
        flex: 1;
        width: auto;
        min-width: 120px;
      }

      .nav-tools .btn {
        width: 100%;
        justify-content: center;
      }
    }

    /* ===== Hero 分类页 ===== */
    .hero-category {
      position: relative;
      padding: 160px 0 96px;
      background: linear-gradient(135deg, rgba(14, 110, 92, 0.10), rgba(247, 245, 242, 0.6));
      overflow: hidden;
    }

    .hero-category::before {
      content: '';
      position: absolute;
      top: -60px;
      right: -40px;
      width: 320px;
      height: 320px;
      border: 1px solid rgba(14, 110, 92, 0.25);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-category::after {
      content: '';
      position: absolute;
      bottom: 40px;
      left: 10%;
      width: 180px;
      height: 180px;
      border: 1px solid rgba(14, 110, 92, 0.15);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-category .container {
      position: relative;
      z-index: 2;
    }

    .breadcrumb-custom {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 28px;
    }

    .breadcrumb-custom a {
      color: var(--text-light);
    }

    .breadcrumb-custom a:hover {
      color: var(--primary);
    }

    .breadcrumb-custom .sep {
      color: #B8B4AC;
      font-size: 12px;
    }

    .breadcrumb-custom .current {
      color: var(--primary);
      font-weight: 500;
    }

    .hero-title {
      font-size: 40px;
      font-weight: 700;
      line-height: 1.3;
      color: var(--text);
      margin-bottom: 20px;
      letter-spacing: 1px;
    }

    .hero-desc {
      font-size: 16px;
      color: var(--text-light);
      line-height: 1.9;
      max-width: 520px;
      margin-bottom: 32px;
    }

    .hero-features {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
      margin-bottom: 36px;
    }

    .hero-feature {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      background: rgba(255, 255, 255, 0.75);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 14px 16px;
      transition: all 0.25s ease;
    }

    .hero-feature:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
      background: #ffffff;
    }

    .hero-feature-icon {
      width: 40px;
      height: 40px;
      background: var(--light-teal);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 14px;
      flex-shrink: 0;
    }

    .hero-feature-title {
      font-size: 15px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.4;
      margin-bottom: 2px;
    }

    .hero-feature-text {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.6;
    }

    .hero-cta {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .hero-image-wrap {
      position: relative;
    }

    .hero-image-wrap img {
      width: 100%;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-hover);
      object-fit: cover;
      min-height: 380px;
    }

    .hero-badge-float {
      position: absolute;
      bottom: 32px;
      left: -20px;
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 12px 16px;
      box-shadow: var(--shadow-hover);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .hero-badge-icon {
      width: 36px;
      height: 36px;
      background: var(--light-teal);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
    }

    .hero-badge-text {
      font-size: 13px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.3;
    }

    .hero-badge-text small {
      display: block;
      font-size: 12px;
      font-weight: 400;
      color: var(--text-light);
    }

    @media (max-width: 991.98px) {
      .hero-category {
        padding: 130px 0 64px;
      }

      .hero-title {
        font-size: 32px;
      }

      .hero-image-wrap {
        margin-top: 40px;
      }

      .hero-badge-float {
        left: 0;
      }
    }

    @media (max-width: 575.98px) {
      .hero-category {
        padding: 110px 0 48px;
      }

      .hero-title {
        font-size: 28px;
      }

      .hero-cta .btn {
        width: 100%;
        justify-content: center;
      }
    }

    /* ===== 数据带 ===== */
    .data-band {
      background: var(--primary-dark);
      border-radius: var(--radius-lg);
      padding: 48px 32px;
      margin: -48px 0 96px;
      position: relative;
      z-index: 5;
    }

    .data-item {
      text-align: center;
      padding: 12px 8px;
    }

    .data-number {
      font-family: "DIN Alternate", "Bahnschrift", sans-serif;
      font-size: 44px;
      font-weight: 700;
      color: #ffffff;
      line-height: 1.2;
      margin-bottom: 4px;
      display: block;
    }

    .data-number span {
      font-size: 24px;
      margin-left: 2px;
    }

    .data-label {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.7);
      letter-spacing: 0.5px;
    }

    @media (max-width: 767.98px) {
      .data-band {
        padding: 32px 16px;
        margin: -32px 0 64px;
      }

      .data-number {
        font-size: 32px;
      }
    }

    /* ===== 方案功能卡 ===== */
    .features-section {
      padding: 96px 0;
    }

    .feature-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      height: 100%;
      box-shadow: var(--shadow-default);
      border: 1px solid var(--border);
      transition: all 0.25s ease;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(14, 110, 92, 0.25);
    }

    .feature-icon-circle {
      width: 48px;
      height: 48px;
      background: var(--light-teal);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 17px;
      margin-bottom: 20px;
    }

    .feature-card-title {
      font-size: 20px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .feature-card-text {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.8;
      margin-bottom: 0;
    }

    /* ===== 流程区 ===== */
    .process-section {
      padding: 96px 0;
      background: rgba(228, 242, 238, 0.4);
    }

    .step-item {
      text-align: center;
      padding: 24px 16px;
      position: relative;
      height: 100%;
    }

    .step-number {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      background: var(--primary);
      color: #ffffff;
      font-family: "DIN Alternate", "Bahnschrift", sans-serif;
      font-size: 24px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px;
      position: relative;
      z-index: 2;
    }

    .step-item::after {
      content: '';
      position: absolute;
      top: 56px;
      left: calc(50% + 48px);
      width: calc(100% - 96px);
      height: 1px;
      background: rgba(14, 110, 92, 0.2);
      z-index: 1;
    }

    .step-item:last-child::after {
      display: none;
    }

    .step-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 8px;
    }

    .step-text {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.7;
      max-width: 260px;
      margin: 0 auto;
    }

    @media (max-width: 991.98px) {
      .step-item::after {
        display: none;
      }

      .step-item {
        margin-bottom: 24px;
      }
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: 96px 0;
    }

    .faq-card {
      max-width: 860px;
      margin: 0 auto;
    }

    .accordion-item {
      background: var(--card-bg);
      border: none;
      border-bottom: 1px solid var(--border);
      border-radius: 0;
      padding: 0;
    }

    .accordion-item:first-child {
      border-top-left-radius: var(--radius-lg);
      border-top-right-radius: var(--radius-lg);
      border-top: none;
    }

    .accordion-item:last-child {
      border-bottom-left-radius: var(--radius-lg);
      border-bottom-right-radius: var(--radius-lg);
      border-bottom: none;
    }

    .accordion-button {
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      background: #ffffff;
      padding: 20px 56px 20px 24px;
      border-left: 3px solid transparent;
      border-radius: 0;
      box-shadow: none;
      transition: all 0.3s ease;
    }

    .accordion-button:hover {
      background: #fafaf9;
    }

    .accordion-button:not(.collapsed) {
      color: var(--primary);
      background: #ffffff;
      border-left-color: var(--primary);
      box-shadow: none;
    }

    .accordion-button:focus {
      box-shadow: none;
      border-left-color: var(--primary);
    }

    .accordion-button::after {
      width: 18px;
      height: 18px;
      background-size: contain;
      transition: transform 0.3s ease;
      position: absolute;
      right: 20px;
      opacity: 0.6;
    }

    .accordion-button:not(.collapsed)::after {
      transform: rotate(180deg);
      opacity: 1;
    }

    .accordion-body {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.8;
    }

    /* ===== CTA 横幅 ===== */
    .cta-banner {
      background: var(--primary-dark);
      border-radius: var(--radius-lg);
      padding: 48px 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      flex-wrap: wrap;
      position: relative;
      overflow: hidden;
    }

    .cta-banner::after {
      content: '';
      position: absolute;
      right: -40px;
      top: -40px;
      width: 160px;
      height: 160px;
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 50%;
    }

    .cta-title {
      font-size: 24px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
      line-height: 1.4;
    }

    .cta-text {
      color: rgba(255, 255, 255, 0.7);
      font-size: 15px;
      line-height: 1.7;
      max-width: 560px;
    }

    .cta-banner .btn {
      flex-shrink: 0;
      position: relative;
      z-index: 2;
    }

    @media (max-width: 767.98px) {
      .cta-banner {
        padding: 36px 28px;
        flex-direction: column;
        text-align: center;
      }

      .cta-banner .btn {
        width: 100%;
        justify-content: center;
      }
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--primary-dark);
      padding: 72px 0 0;
      color: #ffffff;
      margin-top: 96px;
    }

    .footer-brand {
      display: inline-block;
      font-size: 20px;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .footer-desc {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
      line-height: 1.8;
      max-width: 320px;
      margin-bottom: 0;
    }

    .footer-title {
      font-size: 16px;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 8px;
    }

    .footer-title::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--accent);
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      line-height: 1.6;
      transition: all 0.25s ease;
    }

    .footer-links a:hover {
      color: var(--accent);
      padding-left: 4px;
    }

    .footer-contact {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-contact li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      margin-bottom: 12px;
      line-height: 1.6;
    }

    .footer-contact li i {
      color: var(--accent);
      margin-top: 4px;
      width: 14px;
      text-align: center;
      flex-shrink: 0;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px 0;
      margin-top: 56px;
      text-align: center;
      font-size: 12px;
      color: rgba(255, 255, 255, 0.45);
    }

    @media (max-width: 767.98px) {
      .site-footer {
        margin-top: 64px;
        padding-top: 48px;
      }

      .footer-bottom {
        margin-top: 32px;
      }
    }

    /* ===== 联系弹层 ===== */
    .modal-content {
      border: none;
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: 0 20px 40px rgba(10, 79, 67, 0.25);
    }

    .modal-header {
      border-bottom: 1px solid var(--border);
      padding: 20px 24px 16px;
    }

    .modal-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--text);
    }

    .modal-body {
      padding: 24px;
    }

    .modal-footer {
      border-top: 1px solid var(--border);
      padding: 16px 24px 20px;
    }

    .modal-backdrop.show {
      background: rgba(15, 35, 30, 0.6);
      opacity: 1;
    }

    .form-control {
      border: 1px solid #D8D4CC;
      border-radius: var(--radius-md);
      padding: 12px 14px;
      font-size: 14px;
      color: var(--text);
      background: #ffffff;
      transition: all 0.25s ease;
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(14, 110, 92, 0.12);
      background: #ffffff;
    }

    .form-label {
      font-size: 14px;
      font-weight: 500;
      color: var(--text);
      margin-bottom: 6px;
    }

    .privacy-note {
      font-size: 12px;
      color: #9A968F;
      margin-top: 12px;
      line-height: 1.6;
      text-align: center;
    }

    .btn-close {
      border-radius: 50%;
      padding: 6px;
      font-size: 14px;
    }

    .btn-close:focus {
      box-shadow: none;
      outline: 2px solid rgba(14, 110, 92, 0.4);
    }

    /* ===== 通用辅助类 ===== */
    .text-primary-color {
      color: var(--primary);
    }

    .bg-light-teal {
      background: var(--light-teal);
    }

    .badge-custom {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--light-teal);
      color: var(--primary);
      font-size: 12px;
      font-weight: 500;
      border-radius: 999px;
      padding: 4px 12px;
    }

    /* ===== 响应式降级 ===== */
    @media (max-width: 575.98px) {
      .section {
        padding: 56px 0;
      }

      .section-title {
        font-size: 24px;
      }

      .features-section {
        padding: 56px 0;
      }

      .process-section {
        padding: 56px 0;
      }

      .faq-section {
        padding: 56px 0;
      }

      .hero-cta .btn-outline {
        width: 100%;
        justify-content: center;
      }

      .feature-card {
        padding: 24px 20px;
        margin-bottom: 16px;
      }

      .accordion-button {
        font-size: 15px;
        padding: 16px 48px 16px 16px;
      }

      .accordion-body {
        padding: 0 16px 16px 16px;
      }
    }

/* roulang page: article */
:root {
        --primary: #0E6E5C;
        --primary-dark: #0A4F43;
        --accent: #C97B1E;
        --success: #2F9E78;
        --bg: #F7F5F2;
        --card-bg: #FFFFFF;
        --text: #2C2C2C;
        --text-muted: #6B6B6B;
        --border: #E8E4DF;
        --light-green: #E4F2EE;
        --shadow-sm: 0 2px 8px rgba(14, 110, 92, 0.06);
        --shadow-hover: 0 8px 24px rgba(14, 110, 92, 0.12);
        --radius-lg: 16px;
        --radius-md: 10px;
        --radius-sm: 8px;
        --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --font-num: "DIN Alternate", "Bahnschrift", sans-serif;
        --header-h: 68px;
    }
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: var(--font-cn);
        color: var(--text);
        background: var(--bg);
        line-height: 1.7;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }
    img {
        max-width: 100%;
        height: auto;
    }
    a {
        text-decoration: none;
        color: var(--primary);
        transition: all 0.25s ease;
    }
    a:hover {
        color: var(--primary-dark);
    }
    .container {
        max-width: 1200px;
    }

    /* ===== 按钮体系 ===== */
    .btn {
        border-radius: var(--radius-sm);
        font-weight: 600;
        padding: 12px 28px;
        font-size: 15px;
        transition: all 0.25s ease;
        border: 1px solid transparent;
    }
    .btn-primary {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
    }
    .btn-primary:hover {
        background: var(--primary-dark);
        border-color: var(--primary-dark);
        transform: translateY(-2px);
        color: #fff;
    }
    .btn-outline {
        background: #fff;
        border-color: #D8D4CC;
        color: var(--primary);
    }
    .btn-outline:hover {
        border-color: var(--primary);
        color: var(--primary);
        transform: translateY(-2px);
        background: #fff;
    }
    .btn-accent {
        background: var(--accent);
        border-color: var(--accent);
        color: #fff;
    }
    .btn-accent:hover {
        background: #B06A18;
        border-color: #B06A18;
        transform: translateY(-2px);
        color: #fff;
    }
    .btn-lg {
        padding: 14px 36px;
        font-size: 16px;
    }
    .btn:focus,
    .btn:focus-visible {
        outline: 2px solid rgba(14, 110, 92, 0.4);
        outline-offset: 2px;
    }

    /* ===== 导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--header-h);
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(232, 228, 223, 0.8);
        z-index: 1050;
    }
    .site-header .container {
        height: 100%;
    }
    .custom-navbar {
        height: var(--header-h);
        padding: 0;
        flex-wrap: nowrap;
    }
    .brand-log {
        font-size: 18px;
        font-weight: 600;
        color: var(--primary-dark);
        letter-spacing: 0.5px;
        white-space: nowrap;
    }
    .brand-log:hover {
        color: var(--primary);
    }
    .nav-menu {
        list-style: none;
        display: flex;
        align-items: center;
        gap: 32px;
        margin: 0 auto;
        padding: 0;
    }
    .nav-menu li a {
        font-size: 15px;
        color: var(--text);
        font-weight: 500;
        position: relative;
        padding: 10px 2px;
        display: inline-block;
    }
    .nav-menu li a::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: width 0.25s ease;
    }
    .nav-menu li a:hover {
        color: var(--primary);
    }
    .nav-menu li a:hover::after {
        width: 100%;
    }
    .nav-menu li a.active {
        color: var(--primary);
        font-weight: 700;
    }
    .nav-menu li a.active::after {
        width: 100%;
    }
    .nav-tools {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .search-wrap {
        position: relative;
        width: 200px;
        flex-shrink: 0;
    }
    .search-wrap .fa-search {
        position: absolute;
        left: 12px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-muted);
        font-size: 14px;
        pointer-events: none;
    }
    .search-wrap input {
        width: 100%;
        height: 36px;
        background: #F2F1ED;
        border: none;
        border-radius: var(--radius-md);
        padding: 0 42px 0 34px;
        font-size: 13px;
        color: var(--text);
        transition: all 0.25s ease;
    }
    .search-wrap input::placeholder {
        color: #9a9a9a;
    }
    .search-wrap input:focus {
        background: #fff;
        outline: 2px solid var(--primary);
        outline-offset: -1px;
    }
    .key-hint {
        position: absolute;
        right: 8px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 11px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 4px;
        padding: 2px 6px;
        color: var(--text-muted);
        font-family: var(--font-num);
        pointer-events: none;
    }
    .icon-btn {
        width: 36px;
        height: 36px;
        border-radius: var(--radius-md);
        border: 1px solid var(--border);
        background: #fff;
        color: var(--text-muted);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        transition: all 0.25s ease;
    }
    .icon-btn:hover {
        color: var(--primary);
        border-color: var(--primary);
        background: var(--light-green);
    }
    .navbar-toggler {
        border: 1px solid var(--border);
        color: var(--primary-dark);
        border-radius: var(--radius-md);
        padding: 6px 10px;
        background: #fff;
    }
    .navbar-toggler:focus {
        box-shadow: none;
        outline: 2px solid rgba(14, 110, 92, 0.4);
    }

    /* ===== 页面 Banner ===== */
    .page-banner {
        padding: calc(var(--header-h) + 36px) 0 64px;
        background: url('/assets/images/backpic/back-1.png') center top / cover no-repeat;
        position: relative;
    }
    .page-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(10, 79, 67, 0.92), rgba(14, 110, 92, 0.78));
    }
    .page-banner .container {
        position: relative;
        z-index: 1;
    }
    .breadcrumb-nav {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.8);
    }
    .breadcrumb-nav a {
        color: rgba(255, 255, 255, 0.75);
        transition: color 0.25s;
    }
    .breadcrumb-nav a:hover {
        color: #fff;
    }
    .breadcrumb-sep {
        margin: 0 8px;
        color: rgba(255, 255, 255, 0.4);
    }
    .breadcrumb-current {
        color: #fff;
        font-weight: 600;
    }
    .banner-title {
        font-size: 40px;
        font-weight: 700;
        color: #fff;
        line-height: 1.3;
        margin-top: 16px;
        margin-bottom: 0;
    }

    /* ===== 文章主体 ===== */
    .article-section {
        padding: 0 0 48px;
        position: relative;
        z-index: 2;
        margin-top: -48px;
    }
    .article-wrap {
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: 56px 48px;
        max-width: 960px;
        margin: 0 auto;
    }
    .article-title {
        font-size: 38px;
        font-weight: 700;
        line-height: 1.3;
        color: var(--text);
        margin-bottom: 20px;
        word-break: break-word;
    }
    .article-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        padding-bottom: 24px;
        border-bottom: 1px solid var(--border);
        margin-bottom: 36px;
        color: var(--text-muted);
        font-size: 14px;
    }
    .meta-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .meta-item i {
        color: var(--primary);
        font-size: 13px;
    }
    .meta-badge {
        background: var(--light-green);
        color: var(--primary);
        font-weight: 600;
        font-size: 13px;
        padding: 4px 12px;
        border-radius: 999px;
        display: inline-block;
    }
    .article-content {
        font-size: 16px;
        line-height: 1.8;
        color: #3A3A3A;
    }
    .article-content h2 {
        font-size: 24px;
        font-weight: 700;
        margin: 40px 0 16px;
        color: var(--text);
        line-height: 1.4;
    }
    .article-content h3 {
        font-size: 20px;
        font-weight: 600;
        margin: 32px 0 12px;
        color: var(--text);
        line-height: 1.4;
    }
    .article-content p {
        margin-bottom: 16px;
    }
    .article-content img {
        max-width: 100%;
        border-radius: 12px;
        margin: 24px 0;
        box-shadow: var(--shadow-sm);
    }
    .article-content blockquote {
        border-left: 3px solid var(--primary);
        padding: 12px 20px;
        color: var(--text-muted);
        margin: 24px 0;
        background: var(--light-green);
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        font-style: normal;
    }
    .article-content ul,
    .article-content ol {
        padding-left: 24px;
        margin-bottom: 16px;
    }
    .article-content li {
        margin-bottom: 8px;
    }
    .article-content a {
        color: var(--primary);
        text-decoration: underline;
        text-underline-offset: 3px;
    }
    .article-content a:hover {
        color: var(--accent);
    }

    /* 空态 */
    .article-empty {
        text-align: center;
        padding: 80px 24px;
    }
    .article-empty .empty-icon {
        font-size: 48px;
        color: var(--primary);
        margin-bottom: 24px;
        opacity: 0.6;
    }
    .article-empty h1 {
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 12px;
    }
    .article-empty p {
        color: var(--text-muted);
        margin-bottom: 32px;
    }

    /* ===== 前后导航 ===== */
    .post-nav-section {
        padding: 32px 0 16px;
    }
    .post-nav-wrap {
        max-width: 960px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        gap: 16px;
    }
    .post-nav-link {
        flex: 1;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 16px 20px;
        transition: all 0.25s ease;
        display: flex;
        flex-direction: column;
        gap: 4px;
    }
    .post-nav-link:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-sm);
        transform: translateY(-2px);
        color: var(--text);
    }
    .post-nav-link.next {
        text-align: right;
    }
    .nav-label {
        font-size: 12px;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 1px;
    }
    .nav-title {
        font-size: 15px;
        font-weight: 600;
        color: var(--text);
    }

    /* ===== 相关推荐 ===== */
    .related-section {
        padding: 56px 0 64px;
    }
    .section-header {
        text-align: center;
        margin-bottom: 48px;
    }
    .section-title {
        font-size: 30px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
    }
    .section-subtitle {
        font-size: 15px;
        color: var(--text-muted);
    }
    .related-card {
        background: #fff;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: all 0.25s ease;
        height: 100%;
        border: 1px solid rgba(232, 228, 223, 0.6);
    }
    .related-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
    }
    .related-card .card-img-wrap {
        position: relative;
        height: 200px;
        overflow: hidden;
    }
    .related-card .card-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .related-card:hover .card-img-wrap img {
        transform: scale(1.04);
    }
    .related-card .card-tag {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(255, 255, 255, 0.92);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
        backdrop-filter: blur(4px);
    }
    .related-card .card-body {
        padding: 24px;
    }
    .related-card .card-body h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
        line-height: 1.4;
    }
    .related-card .card-body p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 12px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .related-card .card-link {
        font-size: 14px;
        font-weight: 600;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .related-card .card-link:hover {
        color: var(--accent);
        gap: 10px;
    }

    /* ===== FAQ 手风琴 ===== */
    .faq-section {
        padding: 64px 0;
        background: #fff;
    }
    .faq-wrap {
        max-width: 800px;
        margin: 0 auto;
    }
    .accordion-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-lg) !important;
        margin-bottom: 16px;
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: box-shadow 0.25s ease;
    }
    .accordion-item:hover {
        box-shadow: var(--shadow-hover);
    }
    .accordion-button {
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        background: #fff;
        border: none;
        box-shadow: none;
        transition: all 0.25s ease;
        position: relative;
    }
    .accordion-button::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: transparent;
        transition: background 0.25s ease;
    }
    .accordion-button:not(.collapsed) {
        background: var(--light-green);
        color: var(--primary);
        box-shadow: none;
    }
    .accordion-button:not(.collapsed)::before {
        background: var(--primary);
    }
    .accordion-button:focus {
        box-shadow: none;
        outline: none;
    }
    .accordion-button::after {
        transition: transform 0.3s ease;
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230E6E5C'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    }
    .accordion-body {
        padding: 0 24px 24px;
        color: var(--text-muted);
        font-size: 15px;
        line-height: 1.7;
    }

    /* ===== CTA 区块 ===== */
    .cta-section {
        padding: 96px 0;
        background: url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
        position: relative;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: rgba(10, 79, 67, 0.92);
    }
    .cta-content {
        position: relative;
        z-index: 1;
        max-width: 700px;
        margin: 0 auto;
        text-align: center;
        color: #fff;
    }
    .cta-content h2 {
        font-size: 34px;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 16px;
    }
    .cta-content p {
        color: rgba(255, 255, 255, 0.8);
        font-size: 16px;
        margin-bottom: 36px;
        line-height: 1.7;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--primary-dark);
        color: #fff;
        padding: 64px 0 0;
    }
    .footer-brand {
        font-size: 20px;
        font-weight: 700;
        color: #fff;
        letter-spacing: 0.5px;
    }
    .footer-desc {
        color: rgba(255, 255, 255, 0.6);
        font-size: 14px;
        line-height: 1.7;
        margin-top: 16px;
        max-width: 320px;
    }
    .footer-title {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 20px;
        letter-spacing: 0.5px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.65);
        font-size: 14px;
        transition: color 0.25s ease;
        background: none;
        border: none;
        padding: 0;
    }
    .footer-links a:hover {
        color: var(--accent);
        text-decoration: none;
    }
    .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-contact li {
        color: rgba(255, 255, 255, 0.65);
        font-size: 14px;
        margin-bottom: 10px;
        display: flex;
        gap: 10px;
        align-items: flex-start;
    }
    .footer-contact i {
        color: var(--accent);
        margin-top: 4px;
        width: 14px;
        text-align: center;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding: 24px 0;
        margin-top: 56px;
        text-align: center;
        color: rgba(255, 255, 255, 0.5);
        font-size: 13px;
    }

    /* ===== 模态框 ===== */
    .custom-modal .modal-content {
        border-radius: var(--radius-lg);
        border: none;
        overflow: hidden;
        box-shadow: 0 24px 48px rgba(10, 79, 67, 0.2);
    }
    .custom-modal .modal-header {
        border-bottom: 1px solid var(--border);
        padding: 20px 28px;
    }
    .custom-modal .modal-title {
        font-size: 20px;
        font-weight: 700;
        color: var(--text);
    }
    .custom-modal .modal-body {
        padding: 28px;
    }
    .custom-modal .form-label {
        font-size: 14px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 6px;
    }
    .custom-modal .form-control {
        border: none;
        border-bottom: 1px solid #D8D4CC;
        border-radius: 0;
        padding: 10px 4px;
        background: transparent;
        font-size: 15px;
        transition: border-color 0.25s ease;
    }
    .custom-modal .form-control::placeholder {
        color: #b0b0b0;
    }
    .custom-modal .form-control:focus {
        background: transparent;
        border-color: var(--primary);
        box-shadow: none;
        border-bottom-width: 2px;
    }
    .custom-modal textarea.form-control {
        resize: vertical;
        min-height: 80px;
    }
    .custom-modal .modal-footer {
        border-top: none;
        padding: 0 28px 28px;
    }
    .privacy-note {
        font-size: 12px;
        color: var(--text-muted);
        text-align: center;
        margin-top: 16px;
        line-height: 1.5;
    }
    .modal-backdrop.show {
        opacity: 0.6;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991.98px) {
        .nav-menu {
            gap: 20px;
        }
        .search-wrap {
            width: 160px;
        }
        .article-wrap {
            padding: 40px 32px;
        }
    }
    @media (max-width: 767.98px) {
        .site-header {
            height: auto;
            min-height: var(--header-h);
        }
        .custom-navbar {
            height: auto;
            min-height: var(--header-h);
            padding: 8px 0;
        }
        .navbar-collapse {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-top: 12px;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--border);
        }
        .nav-menu {
            flex-direction: column;
            align-items: flex-start;
            gap: 4px;
            margin: 0 0 16px;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 0;
            font-size: 16px;
        }
        .nav-tools {
            flex-wrap: wrap;
            width: 100%;
        }
        .search-wrap {
            width: 100%;
        }
        .icon-btn {
            display: none;
        }
        .btn-primary {
            flex: 1;
        }
        .page-banner {
            padding: calc(var(--header-h) + 24px) 0 48px;
        }
        .banner-title {
            font-size: 30px;
        }
        .article-section {
            margin-top: -32px;
        }
        .article-wrap {
            padding: 28px 20px;
            border-radius: var(--radius-md);
        }
        .article-title {
            font-size: 26px;
            line-height: 1.35;
        }
        .article-meta {
            gap: 10px;
            font-size: 13px;
        }
        .post-nav-wrap {
            flex-direction: column;
        }
        .post-nav-link.next {
            text-align: left;
        }
        .section-title {
            font-size: 24px;
        }
        .cta-section {
            padding: 64px 0;
        }
        .cta-content h2 {
            font-size: 26px;
        }
        .related-card .card-img-wrap {
            height: 180px;
        }
        .footer-bottom {
            margin-top: 32px;
        }
        .btn-lg {
            padding: 12px 28px;
        }
    }
    @media (max-width: 520px) {
        .article-wrap {
            padding: 20px 16px;
        }
        .article-title {
            font-size: 22px;
        }
        .section-title {
            font-size: 22px;
        }
        .related-card .card-body h3 {
            font-size: 16px;
        }
        .related-card .card-body p {
            font-size: 13px;
        }
        .breadcrumb-nav {
            font-size: 13px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .accordion-button {
            font-size: 15px;
            padding: 16px 18px;
        }
        .accordion-body {
            padding: 0 18px 20px;
            font-size: 14px;
        }
        .custom-modal .modal-body {
            padding: 20px;
        }
    }

/* roulang page: category2 */
:root {
  --primary: #0E6E5C;
  --primary-dark: #0A4F43;
  --accent: #C97B1E;
  --teal: #2F9E78;
  --bg: #F7F5F2;
  --white: #FFFFFF;
  --text: #2C2C2C;
  --muted: #6B6B6B;
  --line: #E8E4DF;
  --light: #E4F2EE;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --shadow: 0 2px 8px rgba(14,110,92,0.06);
  --shadow-hover: 0 12px 32px rgba(14,110,92,0.14);
  --transition: all 0.25s ease;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", sans-serif;
}
html, body { overflow-x: hidden; }
body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
*, *::before, *::after { box-sizing: border-box; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; margin-bottom: 0; }
button, input, textarea { font-family: inherit; }
.container { max-width: 1200px; }
.btn { border-radius: var(--radius-sm); font-weight: 600; padding: 12px 28px; transition: var(--transition); border: none; }
.btn:focus, .btn:active { outline: 2px solid rgba(14,110,92,0.4); outline-offset: 2px; box-shadow: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-outline-custom { background: var(--white); border: 1px solid #D8D4CC; color: var(--primary); }
.btn-outline-custom:hover { border-color: var(--primary); color: var(--primary); background: var(--white); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: #A9640F; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,123,30,0.25); }

/* ========== Header / Nav ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  height: 68px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232,228,223,0.8);
}
.site-header .container { height: 68px; }
.custom-navbar { height: 68px; padding: 0; flex-wrap: nowrap; }
.brand-log {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary-dark);
  letter-spacing: 0.02em;
  white-space: nowrap;
  margin-right: 16px;
}
.brand-log:hover { color: var(--primary); }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu li a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--text);
  border-bottom: 2px solid transparent;
  font-weight: 500;
}
.nav-menu li a:hover { color: var(--primary); border-bottom-color: var(--primary); }
.nav-menu li a.active { color: var(--primary); font-weight: 700; border-bottom-color: var(--primary); }
.nav-tools { display: flex; align-items: center; gap: 14px; }
.search-wrap {
  width: 200px;
  height: 36px;
  background: #F2F1ED;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 8px;
  transition: var(--transition);
}
.search-wrap i { color: var(--muted); font-size: 13px; }
.search-wrap input { border: none; background: transparent; outline: none; width: 100%; font-size: 13px; color: var(--text); }
.search-wrap input::placeholder { color: #A6A19A; }
.key-hint {
  background: #fff;
  border: 1px solid #E2DED8;
  border-radius: 4px;
  font-size: 11px;
  color: #A6A19A;
  padding: 0 5px;
  line-height: 1.6;
  white-space: nowrap;
}
.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: #F2F1ED;
  color: var(--text);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.icon-btn:hover { background: var(--light); color: var(--primary); }
.navbar-toggler { border: none; color: var(--text); font-size: 18px; padding: 8px 10px; }
.navbar-toggler:focus { box-shadow: none; outline: 2px solid rgba(14,110,92,0.4); }

/* ========== Page Hero ========== */
.page-hero {
  padding: 160px 0 96px;
  background: linear-gradient(135deg, rgba(14,110,92,0.12), rgba(247,245,242,0.6));
  position: relative;
  overflow: hidden;
}
.page-hero::before,
.page-hero::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(14,110,92,0.18);
  border-radius: 50%;
  pointer-events: none;
}
.page-hero::before { width: 480px; height: 480px; right: -120px; top: -160px; }
.page-hero::after { width: 300px; height: 300px; right: 220px; bottom: -120px; }
.hero-inner { position: relative; z-index: 2; }
.breadcrumb-line {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 20px;
}
.breadcrumb-line a { color: var(--primary); }
.hero-title { font-size: 42px; color: var(--primary-dark); margin-bottom: 24px; line-height: 1.25; }
.hero-sub { font-size: 17px; color: var(--muted); max-width: 540px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image-wrap { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-hover); }
.hero-image-wrap img { width: 100%; height: 100%; object-fit: cover; min-height: 300px; }

/* ========== Section Base ========== */
.section-block { padding: 96px 0; }
.section-block + .section-block { padding-top: 0; }
.section-head { margin-bottom: 48px; }
.section-tag {
  display: inline-block;
  background: var(--light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.section-title { font-size: 32px; color: var(--primary-dark); margin-bottom: 12px; }
.section-desc { color: var(--muted); max-width: 640px; }

/* ========== Solution Cards (2x2) ========== */
.solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.solution-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  gap: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  border: 1px solid rgba(232,228,223,0.5);
}
.solution-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }
.solution-card img { width: 120px; height: 100px; object-fit: cover; border-radius: var(--radius-md); flex-shrink: 0; }
.solution-card .card-body { flex: 1; padding: 0; display: flex; flex-direction: column; }
.solution-card h3 { font-size: 20px; color: var(--primary-dark); margin-bottom: 8px; }
.solution-card p { color: var(--muted); font-size: 14px; flex: 1; margin-bottom: 12px; }
.solution-card .link-more { font-size: 14px; font-weight: 600; color: var(--primary); }
.solution-card .link-more:hover { color: var(--accent); }
.solution-card .link-more i { margin-left: 4px; font-size: 12px; }

/* ========== Steps ========== */
.steps-wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: left;
  position: relative;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 3px solid var(--primary);
}
.step-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.step-num {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 700;
  color: var(--light);
  line-height: 1;
  margin-bottom: 14px;
  display: block;
}
.step-item h3 { font-size: 18px; color: var(--primary-dark); margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--muted); margin-bottom: 0; }

/* ========== Stats ========== */
.stats-panel {
  background: var(--primary-dark);
  border-radius: 24px;
  padding: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item { text-align: center; }
.stat-num {
  font-family: var(--font-num);
  font-size: 44px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 4px;
  display: block;
}
.stat-label { font-size: 14px; color: rgba(255,255,255,0.7); }

/* ========== FAQ ========== */
.faq-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 16px 32px;
}
.faq-item { border-bottom: 1px solid var(--line); position: relative; }
.faq-item:last-child { border-bottom: none; }
.faq-item.active { border-left: 3px solid var(--primary); padding-left: 16px; }
.faq-item h3 button {
  font-size: 17px;
  color: var(--text);
  font-weight: 600;
  padding: 20px 40px 20px 0;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  position: relative;
  border-radius: 0;
}
.faq-item h3 button:hover { color: var(--primary); }
.faq-item h3 button:focus { outline: 2px solid rgba(14,110,92,0.4); outline-offset: -2px; }
.faq-item h3 button i {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 14px;
  transition: transform 0.3s ease;
}
.faq-item h3 button[aria-expanded="true"] i { transform: translateY(-50%) rotate(180deg); }
.faq-item .accordion-body { padding: 0 0 20px; font-size: 15px; color: var(--muted); line-height: 1.8; }
.accordion-button { box-shadow: none !important; }
.accordion-button:not(.collapsed) { background: transparent; color: var(--primary); }
.accordion-button::after { display: none; }

/* ========== CTA Banner ========== */
.cta-banner {
  background: var(--primary-dark);
  border-radius: 24px;
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  right: -60px;
  top: -100px;
}
.cta-title { font-size: 28px; color: #fff; margin-bottom: 8px; }
.cta-desc { color: rgba(255,255,255,0.75); max-width: 440px; }
.cta-banner .btn-accent { position: relative; z-index: 2; white-space: nowrap; }

/* ========== Footer ========== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.85); padding: 56px 0 0; margin-top: 96px; }
.footer-brand { font-size: 20px; font-weight: 700; color: #fff; display: block; margin-bottom: 12px; }
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.8; margin-bottom: 0; }
.footer-title { font-size: 15px; color: #fff; font-weight: 600; margin-bottom: 16px; }
.footer-links li { margin-bottom: 6px; }
.footer-links li a { color: rgba(255,255,255,0.65); font-size: 14px; }
.footer-links li a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li { display: flex; gap: 10px; color: rgba(255,255,255,0.65); font-size: 14px; margin-bottom: 10px; }
.footer-contact i { color: var(--teal); margin-top: 6px; font-size: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 40px;
  padding: 24px 0;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  text-align: center;
}

/* ========== Modal ========== */
.modal-content { border-radius: 16px; border: none; padding: 24px; box-shadow: 0 24px 60px rgba(15,35,30,0.3); }
.modal-backdrop.show { background: rgba(15,35,30,0.6); }
.modal-title { color: var(--primary-dark); font-weight: 700; }
.modal-body .form-label { font-size: 14px; font-weight: 600; color: var(--text); }
.form-control-custom {
  width: 100%;
  border: none;
  border-bottom: 1px solid #D8D4CC;
  border-radius: 0;
  padding: 8px 2px;
  font-size: 15px;
  background: transparent;
  transition: var(--transition);
}
.form-control-custom:focus { border-bottom-color: var(--primary); border-bottom-width: 2px; box-shadow: none; outline: none; }
.form-control-custom::placeholder { color: #A6A19A; }
textarea.form-control-custom { resize: vertical; min-height: 80px; }
.modal .btn-primary { width: 100%; margin-top: 16px; }
.privacy-note { font-size: 12px; color: #A6A19A; margin-top: 12px; text-align: center; }

/* ========== Critical Section ========== */
.cta-light-block {
  background: var(--light);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-left: 3px solid var(--primary);
}
.cta-light-block h3 { font-size: 22px; color: var(--primary-dark); margin-bottom: 6px; }
.cta-light-block p { color: var(--muted); font-size: 15px; margin-bottom: 0; }

/* ========== Responsive ========== */
@media (max-width: 991.98px) {
  .custom-navbar { flex-wrap: wrap; }
  .navbar-collapse {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--line);
  }
  .nav-menu { flex-direction: column; align-items: flex-start; gap: 0; width: 100%; margin: 0 0 16px; }
  .nav-menu li { width: 100%; }
  .nav-menu li a { display: block; padding: 12px 8px; border-bottom: 1px solid var(--line); }
  .nav-tools { width: 100%; flex-wrap: wrap; }
  .search-wrap { flex: 1; min-width: 180px; }
  .steps-wrap { grid-template-columns: repeat(2, 1fr); }
  .stats-panel { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .solution-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767.98px) {
  .page-hero { padding: 130px 0 56px; }
  .section-block { padding: 56px 0; }
  .section-block + .section-block { padding-top: 0; }
  .section-title { font-size: 26px; }
  .hero-title { font-size: 30px; }
  .hero-sub { font-size: 16px; }
  .hero-actions .btn { width: 100%; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { flex-direction: column; }
  .solution-card img { width: 100%; height: 160px; }
  .steps-wrap { grid-template-columns: 1fr 1fr; gap: 16px; }
  .step-item { padding: 24px 20px; }
  .stats-panel { grid-template-columns: 1fr 1fr; padding: 32px 20px; gap: 24px; }
  .stat-num { font-size: 32px; }
  .faq-panel { padding: 8px 20px; }
  .cta-banner { flex-direction: column; padding: 36px 24px; text-align: center; }
  .cta-title { font-size: 24px; }
  .cta-light-block { flex-direction: column; text-align: center; padding: 32px 24px; }
  .site-footer { padding-top: 40px; }
  .footer-bottom { text-align: center; }
}
@media (max-width: 520px) {
  .steps-wrap { grid-template-columns: 1fr; }
  .stats-panel { grid-template-columns: 1fr 1fr; }
  .modal-content { padding: 16px; }
}