/* roulang page: index */
:root{
  --color-primary:#D97706;
  --color-primary-light:#F59E0B;
  --color-primary-dark:#B45309;
  --color-secondary:#317159;
  --color-bg:#F7F5F1;
  --color-surface:#FFFFFF;
  --color-surface-dark:#262019;
  --color-text-primary:#2B2723;
  --color-text-secondary:#6B655E;
  --color-border:#E7E0D6;
  --color-accent:#D65A31;
  --radius-card:20px;
  --radius-container:24px;
  --radius-button:12px;
  --shadow-card:0 2px 8px rgba(43,36,26,.04);
  --shadow-card-hover:0 12px 32px rgba(43,36,26,.10);
  --shadow-dock:0 8px 24px rgba(43,36,26,.08);
  --shadow-btn:0 8px 20px rgba(217,119,6,.28);
  --font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:tahoma,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-family);
  font-size:16px;
  line-height:1.8;
  color:var(--color-text-primary);
  background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul{list-style:none}
button,input{font-family:inherit;font-size:inherit;border:none;outline:none}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:96px 0}

/* 板块标题 */
.section-header{margin-bottom:48px;max-width:640px}
.section-eyebrow{
  display:inline-block;
  background:rgba(217,119,6,.10);
  color:var(--color-primary);
  font-size:12px;
  font-weight:600;
  padding:4px 16px;
  border-radius:999px;
  letter-spacing:1px;
  margin-bottom:14px;
}
.section-title{
  font-size:32px;
  line-height:1.25;
  font-weight:700;
  color:var(--color-text-primary);
  letter-spacing:.5px;
  margin-bottom:10px;
}
.section-desc{
  font-size:15px;
  line-height:1.6;
  color:var(--color-text-secondary);
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:14px 28px;
  border-radius:var(--radius-button);
  cursor:pointer;
  transition:all .2s ease;
  min-height:44px;
  border:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  color:#fff;
  box-shadow:var(--shadow-btn);
}
.btn-primary:hover{
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(217,119,6,.32);
}
.btn-outline{
  background:transparent;
  border:1px solid rgba(255,255,255,.6);
  color:#fff;
}
.btn-outline:hover{
  background:rgba(255,255,255,.08);
  border-color:#fff;
}
.btn-ghost{
  background:transparent;
  border:1px solid var(--color-border);
  color:var(--color-text-primary);
}
.btn-ghost:hover{
  border-color:var(--color-primary);
  color:var(--color-primary);
}
.btn-light{
  background:#fff;
  color:var(--color-primary-dark);
  box-shadow:0 8px 24px rgba(0,0,0,.08);
}
.btn-light:hover{
  background:#fef3c7;
  transform:translateY(-2px);
}
.btn:active{transform:scale(.97)}
.btn:focus-visible{
  outline:3px solid rgba(217,119,6,.30);
  outline-offset:2px;
}

/* 标签 / 徽章 */
.tag{
  display:inline-block;
  font-size:13px;
  font-weight:500;
  padding:4px 14px;
  border-radius:8px;
  background:#FEF3C7;
  color:var(--color-primary);
}
.tag-green{
  background:#E6F4EC;
  color:var(--color-secondary);
}
.tag-coral{
  background:#fde8e3;
  color:var(--color-accent);
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  border-radius:12px;
  padding:10px 20px;
  backdrop-filter:blur(4px);
}
.badge-num{
  font-family:var(--font-num);
  font-size:24px;
  font-weight:700;
  color:var(--color-primary-light);
  font-variant-numeric:tabular-nums;
}
.badge-label{
  font-size:13px;
  color:rgba(255,255,255,.8);
  line-height:1.4;
}

/* 图片占位 */
.img-placeholder{
  background:linear-gradient(135deg,#fde8d7,#f5cba7);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-primary-dark);
  font-size:13px;
  min-height:120px;
  border-radius:12px;
}

/* ============ Dock 导航 ============ */
.site-nav{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1000;
  pointer-events:none;
  padding:0 20px;
}
.dock{
  max-width:980px;
  margin:0 auto;
  height:56px;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid rgba(231,224,214,.7);
  border-radius:16px;
  box-shadow:var(--shadow-dock);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 20px 0 16px;
  pointer-events:auto;
  transition:background .3s ease;
}
.dock:hover{background:rgba(255,255,255,.95)}
.dock-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--color-text-primary);
  letter-spacing:.3px;
  white-space:nowrap;
}
.dock-logo-icon{
  width:36px;
  height:36px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-num);
  font-weight:800;
  font-size:16px;
  color:#fff;
  flex-shrink:0;
}
.dock-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:12px;
}
.nav-link{
  display:inline-block;
  font-size:15px;
  font-weight:500;
  color:var(--color-text-primary);
  padding:8px 16px;
  border-radius:8px;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{
  background:#FEF3C7;
  color:var(--color-primary);
}
.nav-link.active{
  background:#FEF3C7;
  color:var(--color-primary);
  font-weight:600;
}
.dock-right{
  display:flex;
  align-items:center;
  gap:12px;
}
.dock-search{
  position:relative;
}
.dock-search input{
  width:180px;
  height:38px;
  border-radius:999px;
  border:1px solid var(--color-border);
  background:#fff;
  padding:0 40px 0 16px;
  font-size:13px;
  color:var(--color-text-primary);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.dock-search input::placeholder{color:var(--color-text-secondary)}
.dock-search input:focus{
  border-color:var(--color-primary);
  box-shadow:0 0 0 3px rgba(217,119,6,.15);
  width:220px;
}
.dock-search i{
  position:absolute;
  right:14px;
  top:50%;
  transform:translateY(-50%);
  font-size:14px;
  color:var(--color-text-secondary);
  pointer-events:none;
}
.dock-cta{
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:10px 20px;
  border-radius:12px;
  height:40px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:all .2s ease;
  box-shadow:0 4px 12px rgba(217,119,6,.25);
  white-space:nowrap;
}
.dock-cta:hover{
  filter:brightness(1.06);
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(217,119,6,.32);
}
.mobile-menu-btn{
  display:none;
  width:40px;
  height:40px;
  border-radius:10px;
  background:var(--color-bg);
  border:1px solid var(--color-border);
  font-size:18px;
  color:var(--color-text-primary);
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:all .2s ease;
}
.mobile-menu-btn:hover{
  background:#FEF3C7;
  color:var(--color-primary);
}
.mobile-menu{
  display:none;
  position:fixed;
  top:88px;
  left:20px;
  right:20px;
  background:#fff;
  border-radius:20px;
  box-shadow:0 24px 64px rgba(43,36,26,.18);
  padding:24px;
  z-index:999;
  border:1px solid var(--color-border);
  opacity:0;
  transform:translateY(-8px);
  pointer-events:none;
  transition:opacity .25s ease,transform .25s ease;
}
.mobile-menu.open{
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}
.mobile-menu-link{
  display:block;
  font-size:18px;
  font-weight:600;
  color:var(--color-text-primary);
  padding:14px 12px;
  border-radius:12px;
  transition:background .2s ease;
}
.mobile-menu-link:hover{background:#FEF3C7;color:var(--color-primary)}
.mobile-menu-cta{
  display:block;
  margin-top:16px;
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  color:#fff;
  text-align:center;
  padding:14px;
  border-radius:12px;
  font-weight:600;
  font-size:16px;
}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:var(--color-surface-dark);
  padding:150px 0 90px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  top:-120px;
  left:-80px;
  width:420px;
  height:420px;
  background:radial-gradient(circle,rgba(217,119,6,.20),transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  bottom:-80px;
  right:-60px;
  width:360px;
  height:360px;
  background:radial-gradient(circle,rgba(245,158,11,.10),transparent 70%);
  pointer-events:none;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.18;
  z-index:0;
}
.hero-grid-overlay{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:44px 44px;
  z-index:1;
  pointer-events:none;
}
.hero .container{
  position:relative;
  z-index:2;
}
.hero-content{
  display:flex;
  align-items:center;
  gap:64px;
}
.hero-text{flex:1;max-width:560px}
.hero-eyebrow{
  display:inline-block;
  background:rgba(217,119,6,.18);
  border:1px solid rgba(217,119,6,.3);
  color:var(--color-primary-light);
  font-size:12px;
  font-weight:600;
  letter-spacing:2px;
  padding:5px 16px;
  border-radius:999px;
  margin-bottom:24px;
}
.hero h1{
  font-size:48px;
  font-weight:800;
  line-height:1.15;
  color:#fff;
  letter-spacing:.5px;
  margin-bottom:20px;
}
.hero-sub{
  font-size:17px;
  line-height:1.7;
  color:rgba(255,255,255,.72);
  margin-bottom:36px;
  max-width:480px;
}
.hero-btns{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:48px;
}
.hero-badges{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.hero-visual{
  flex:1;
  position:relative;
  max-width:480px;
}
.hero-visual-main{
  border-radius:24px;
  overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,.4);
  border:1px solid rgba(255,255,255,.1);
  position:relative;
}
.hero-visual-main img{
  width:100%;
  height:auto;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-visual-card{
  position:absolute;
  bottom:18px;
  left:18px;
  right:18px;
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.18);
  border-radius:16px;
  padding:16px 20px;
  display:flex;
  align-items:center;
  gap:14px;
}
.hero-visual-card .hvc-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  background:rgba(217,119,6,.25);
  color:var(--color-primary-light);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  flex-shrink:0;
}
.hero-visual-card .hvc-text{
  flex:1;
}
.hero-visual-card .hvc-title{
  font-size:14px;
  font-weight:600;
  color:#fff;
  line-height:1.4;
}
.hero-visual-card .hvc-sub{
  font-size:12px;
  color:rgba(255,255,255,.65);
  line-height:1.4;
}

/* ============ 权益对比 ============ */
.pricing-section{background:var(--color-bg)}
.pricing-card-wrap{
  background:#fff;
  border-radius:24px;
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-card);
  padding:48px 40px;
}
.price-cols{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.price-col{
  background:var(--color-bg);
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  padding:36px 28px;
  position:relative;
  transition:all .25s ease;
}
.price-col:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
}
.price-col.featured{
  background:#fff;
  border:2px solid var(--color-primary);
  box-shadow:0 16px 40px rgba(217,119,6,.12);
  padding-top:48px;
}
.price-badge{
  position:absolute;
  top:-14px;
  left:50%;
  transform:translateX(-50%);
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  color:#fff;
  font-size:12px;
  font-weight:600;
  padding:4px 20px;
  border-radius:999px;
  letter-spacing:1px;
  white-space:nowrap;
  box-shadow:0 4px 12px rgba(217,119,6,.3);
}
.price-tier{
  font-size:16px;
  font-weight:700;
  color:var(--color-text-primary);
  margin-bottom:6px;
}
.price-amount{
  font-family:var(--font-num);
  font-size:38px;
  font-weight:800;
  color:var(--color-primary);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
  margin-bottom:2px;
}
.price-period{
  font-size:13px;
  color:var(--color-text-secondary);
  margin-bottom:28px;
}
.price-features{
  margin-bottom:32px;
}
.price-features li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--color-text-primary);
  padding:8px 0;
  line-height:1.6;
}
.price-features li i{
  width:20px;
  text-align:center;
  font-size:13px;
  flex-shrink:0;
}
.price-features li .fa-check{color:var(--color-secondary)}
.price-features li .fa-xmark{color:#c8c2ba}
.price-col .btn{width:100%}

/* ============ 等级亮点 ============ */
.features-section{background:#fff}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.feature-card{
  background:var(--color-bg);
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  padding:40px 32px;
  transition:all .25s ease;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
}
.feature-card.featured{
  background:var(--color-surface-dark);
  border-color:var(--color-surface-dark);
  box-shadow:0 16px 48px rgba(43,36,26,.16);
}
.feature-card.featured .feature-title{color:#fff}
.feature-card.featured .feature-text{color:rgba(255,255,255,.65)}
.feature-icon{
  width:56px;
  height:56px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:24px;
  margin-bottom:24px;
  transition:background .25s ease;
}
.feature-card:nth-child(1) .feature-icon{
  background:rgba(217,119,6,.12);
  color:var(--color-primary);
}
.feature-card:nth-child(2) .feature-icon{
  background:rgba(49,113,89,.12);
  color:var(--color-secondary);
}
.feature-card:nth-child(3) .feature-icon{
  background:rgba(214,90,49,.12);
  color:var(--color-accent);
}
.feature-card:hover .feature-icon{
  background:rgba(217,119,6,.18);
  color:var(--color-primary);
}
.feature-title{
  font-size:22px;
  font-weight:700;
  color:var(--color-text-primary);
  margin-bottom:14px;
  line-height:1.4;
}
.feature-text{
  font-size:14px;
  line-height:1.8;
  color:var(--color-text-secondary);
}

/* ============ 专属内容预览 ============ */
.preview-section{
  background:var(--color-surface-dark);
  position:relative;
  overflow:hidden;
}
.preview-section::before{
  content:"";
  position:absolute;
  top:-60px;
  right:-60px;
  width:300px;
  height:300px;
  background:radial-gradient(circle,rgba(217,119,6,.14),transparent 70%);
  pointer-events:none;
}
.preview-inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
  position:relative;
  z-index:1;
}
.preview-left .section-title{color:#fff}
.preview-left .section-desc{color:rgba(255,255,255,.65)}
.preview-left .section-eyebrow{
  background:rgba(255,255,255,.10);
  color:var(--color-primary-light);
}
.preview-cover{
  border-radius:24px;
  overflow:hidden;
  position:relative;
  margin-top:32px;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 20px 60px rgba(0,0,0,.3);
}
.preview-cover img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.preview-cover-tag{
  position:absolute;
  top:16px;
  right:16px;
  background:rgba(38,32,25,.75);
  backdrop-filter:blur(8px);
  color:var(--color-primary-light);
  font-size:12px;
  font-weight:600;
  padding:5px 16px;
  border-radius:999px;
  border:1px solid rgba(217,119,6,.3);
  letter-spacing:1px;
}
.preview-list{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.preview-item{
  display:flex;
  align-items:center;
  gap:16px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius:16px;
  padding:16px;
  transition:background .2s ease,border-color .2s ease;
}
.preview-item:hover{
  background:rgba(255,255,255,.07);
  border-color:rgba(217,119,6,.25);
}
.preview-item-thumb{
  width:72px;
  height:54px;
  border-radius:10px;
  overflow:hidden;
  flex-shrink:0;
  background:rgba(255,255,255,.06);
}
.preview-item-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.preview-item-info{
  flex:1;
  min-width:0;
}
.preview-item-title{
  font-size:15px;
  font-weight:600;
  color:#fff;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  margin-bottom:4px;
}
.preview-item-desc{
  font-size:13px;
  color:rgba(255,255,255,.55);
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.preview-item-lock{
  width:36px;
  height:36px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  display:flex;
  align-items:center;
  justify-content:center;
  color:rgba(255,255,255,.6);
  font-size:13px;
  flex-shrink:0;
}
.preview-btn{
  margin-top:28px;
}

/* ============ 最新信息 ============ */
.news-section{background:var(--color-bg)}
.news-header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  margin-bottom:40px;
}
.news-header .section-header{margin-bottom:0}
.news-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--color-primary);
  transition:gap .2s ease;
}
.news-more:hover{gap:14px}
.news-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.news-card{
  display:flex;
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:all .25s ease;
  min-height:180px;
}
.news-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-card-hover);
}
.news-card-cover{
  width:38%;
  flex-shrink:0;
  overflow:hidden;
  background:#f0ebe4;
}
.news-card-cover img{
  width:100%;
  height:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .3s ease;
}
.news-card:hover .news-card-cover img{
  transform:scale(1.03);
}
.news-card-content{
  flex:1;
  padding:20px 22px;
  display:flex;
  flex-direction:column;
}
.news-tag{
  align-self:flex-start;
  font-size:12px;
  color:var(--color-primary);
  background:#FEF3C7;
  padding:3px 12px;
  border-radius:8px;
  font-weight:500;
  margin-bottom:10px;
}
.news-card-title{
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  color:var(--color-text-primary);
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card-title a:hover{color:var(--color-primary)}
.news-card-desc{
  font-size:13px;
  line-height:1.7;
  color:var(--color-text-secondary);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-card-meta{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:#9a938a;
  margin-top:12px;
}
.news-card-meta i{font-size:11px}
.empty-news{
  grid-column:1/-1;
  background:#fff;
  border:2px dashed var(--color-border);
  border-radius:var(--radius-card);
  padding:48px;
  text-align:center;
  color:var(--color-text-secondary);
  font-size:15px;
}

/* ============ FAQ ============ */
.faq-section{background:#fff}
.faq-wrap{
  background:var(--color-bg);
  border:1px solid var(--color-border);
  border-radius:24px;
  padding:48px;
  max-width:880px;
  margin:0 auto;
}
.custom-accordion{list-style:none}
.custom-accordion > li{
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:16px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s ease;
}
.custom-accordion > li:last-child{margin-bottom:0}
.custom-accordion > li.is-active{
  border-color:var(--color-primary);
  background:#FFFBEB;
}
.accordion-title{
  display:flex;
  align-items:center;
  gap:14px;
  padding:20px 24px;
  font-size:17px;
  font-weight:600;
  color:var(--color-text-primary);
  line-height:1.5;
}
.accordion-title::before{
  content:"";
  width:4px;
  height:20px;
  background:var(--color-primary);
  border-radius:2px;
  flex-shrink:0;
}
.accordion-title::after{
  content:"+";
  margin-left:auto;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--color-bg);
  color:var(--color-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:400;
  flex-shrink:0;
  transition:transform .25s ease,background .25s ease;
}
.custom-accordion > li.is-active .accordion-title::after{
  content:"−";
  transform:rotate(180deg);
  background:var(--color-primary);
  color:#fff;
}
.accordion-content{
  padding:0 24px 20px 42px;
  font-size:15px;
  line-height:1.7;
  color:var(--color-text-secondary);
  display:none;
}
.custom-accordion > li.is-active .accordion-content{
  display:block;
}

/* ============ CTA ============ */
.cta-section{
  background:var(--color-bg);
  padding-bottom:96px;
}
.cta-card{
  position:relative;
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary-dark));
  border-radius:28px;
  padding:72px 80px;
  text-align:center;
  overflow:hidden;
  color:#fff;
}
.cta-card::before{
  content:"";
  position:absolute;
  top:-60px;
  left:-60px;
  width:220px;
  height:220px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-card::after{
  content:"";
  position:absolute;
  bottom:-40px;
  right:-40px;
  width:160px;
  height:160px;
  border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-title{
  font-size:32px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.5px;
  position:relative;
  z-index:1;
}
.cta-desc{
  font-size:16px;
  color:rgba(255,255,255,.85);
  margin-bottom:36px;
  position:relative;
  z-index:1;
}
.cta-badge-left,.cta-badge-right{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  border-radius:12px;
  padding:12px 20px;
  text-align:left;
  display:none;
  backdrop-filter:blur(4px);
  z-index:1;
}
.cta-badge-left{left:32px}
.cta-badge-right{right:32px}
.cta-badge-num{
  font-family:var(--font-num);
  font-size:24px;
  font-weight:700;
  color:#fff;
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.cta-badge-label{
  font-size:12px;
  color:rgba(255,255,255,.7);
  line-height:1.4;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--color-surface-dark);
  color:rgba(255,255,255,.65);
  padding:56px 0 24px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:48px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.08);
  margin-bottom:24px;
}
.footer-logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:20px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.footer-logo-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-num);
  font-weight:800;
  font-size:17px;
  color:#fff;
}
.footer-desc{
  font-size:13px;
  line-height:1.8;
  color:rgba(255,255,255,.5);
  max-width:280px;
}
.footer-col-title{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:14px;
  line-height:1.4;
}
.footer-col li{
  margin-bottom:8px;
}
.footer-col a{
  font-size:13px;
  color:rgba(255,255,255,.55);
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--color-primary-light)}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:12px;
  color:rgba(255,255,255,.3);
}
.footer-bottom a{color:rgba(255,255,255,.35)}
.footer-bottom a:hover{color:var(--color-primary-light)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .section{padding:72px 0}
  .price-cols{gap:16px}
  .price-col{padding:28px 20px}
  .cta-card{padding:60px 48px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .hero-content{flex-direction:column;gap:48px}
  .hero-text{max-width:100%}
  .hero-visual{max-width:100%;width:100%}
  .price-cols{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .price-col.featured{order:-1}
  .feature-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .preview-inner{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .dock-nav{display:none}
  .dock-search{display:none}
  .mobile-menu-btn{display:flex}
  .mobile-menu{display:block}
  .cta-badge-left,.cta-badge-right{display:none}
}
@media (max-width:639px){
  .section{padding:56px 0}
  .container{padding:0 20px}
  .section-title{font-size:26px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15px}
  .hero-btns{flex-direction:column}
  .hero-btns .btn{width:100%}
  .hero-badges{flex-direction:column}
  .site-nav{top:10px;padding:0 16px}
  .dock{padding:0 12px 0 12px;height:52px}
  .dock-logo{font-size:16px}
  .dock-cta{display:none}
  .mobile-menu{top:72px}
  .section-header{margin-bottom:32px}
  .news-header{flex-direction:column;align-items:flex-start;gap:12px}
  .news-card{flex-direction:column}
  .news-card-cover{width:100%;aspect-ratio:16/10}
  .faq-wrap{padding:24px 20px}
  .accordion-title{padding:16px 18px;font-size:15px}
  .accordion-content{padding:0 18px 16px 36px;font-size:14px}
  .cta-card{padding:48px 24px}
  .cta-title{font-size:26px}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms!important;
    transition-duration:.01ms!important;
    scroll-behavior:auto!important;
  }
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --color-primary: #D97706;
  --color-primary-light: #F59E0B;
  --color-primary-dark: #B45309;
  --color-secondary: #317159;
  --color-bg: #F7F5F1;
  --color-surface: #FFFFFF;
  --color-surface-dark: #262019;
  --color-text-primary: #2B2723;
  --color-text-secondary: #6B655E;
  --color-border: #E7E0D6;
  --color-accent: #D65A31;
  --radius-card: 20px;
  --radius-card-lg: 24px;
  --radius-btn: 12px;
  --radius-badge: 12px;
  --shadow-card: 0 2px 8px rgba(43, 36, 26, 0.04);
  --shadow-card-hover: 0 12px 32px rgba(43, 36, 26, 0.10);
  --shadow-btn: 0 8px 20px rgba(217, 119, 6, 0.28);
  --transition: 0.2s ease;
  --section-padding: 96px 0;
}

/* ========== 基础 Reset ========== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--color-primary-dark);
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
ul, ol {
  list-style: none;
}

/* ========== Foundation 栅格适配 ========== */
.grid-container {
  max-width: 1200px;
  padding-left: 32px;
  padding-right: 32px;
}
@media (max-width: 767px) {
  .grid-container {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* ========== 按钮 ========== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 55%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  min-height: 44px;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: filter var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  color: #FFFFFF;
  box-shadow: 0 10px 26px rgba(217, 119, 6, 0.34);
}
.btn-primary:active {
  transform: scale(0.97);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(217, 119, 6, 0.30);
  outline-offset: 2px;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.72);
  color: #FFFFFF;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  min-height: 44px;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #FFFFFF;
  color: #FFFFFF;
  transform: translateY(-1px);
}
.btn-outline:active {
  transform: scale(0.97);
}
.btn-outline:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.45);
  outline-offset: 2px;
}

/* ========== Dock 导航 ========== */
.site-header {
  position: relative;
  z-index: 1000;
}
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 980px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 14px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(43, 36, 26, 0.08);
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 800;
  font-family: tahoma, sans-serif;
  letter-spacing: -1px;
  line-height: 1;
}
.logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: 0.2px;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: background var(--transition), color var(--transition);
}
.nav-link:hover {
  background: #FEF3C7;
  color: var(--color-primary-dark);
}
.nav-link.active {
  background: #FEF3C7;
  color: var(--color-primary-dark);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-search {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.nav-search i {
  font-size: 14px;
  color: var(--color-text-secondary);
}
.nav-search input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 13px;
  color: var(--color-text-primary);
  width: 110px;
}
.nav-search input::placeholder {
  color: var(--color-text-secondary);
}
.nav-search:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.12);
}
.nav-cta {
  height: 40px;
  padding: 0 20px;
  min-height: 40px;
  font-size: 14px;
  border-radius: 12px;
  white-space: nowrap;
}
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: transparent;
  border: none;
  border-radius: 10px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* 移动全屏菜单 */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(247, 245, 241, 0.98);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
body.nav-open .mobile-menu {
  opacity: 1;
  visibility: visible;
}
body.nav-open .menu-toggle {
  position: relative;
  z-index: 1001;
}
body.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
body.nav-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}
body.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-nav-link {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-text-primary);
  padding: 10px 24px;
  border-radius: 14px;
  transition: background var(--transition);
}
.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: #FEF3C7;
  color: var(--color-primary-dark);
}
.mobile-cta {
  margin-top: 24px;
  min-width: 220px;
}

/* ========== 分类页页头 ========== */
.page-hero {
  position: relative;
  padding: 120px 0 72px;
  background: var(--color-bg);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  left: -80px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.16) 0%, transparent 68%);
  pointer-events: none;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.10;
  pointer-events: none;
}
.page-hero .grid-container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
}
.breadcrumb a {
  color: var(--color-text-secondary);
  transition: color var(--transition);
}
.breadcrumb a:hover {
  color: var(--color-primary);
}
.breadcrumb .sep {
  opacity: 0.6;
}
.page-hero h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.5px;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}
.page-desc {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* ========== 核心信息带 ========== */
.core-band {
  padding: 24px 0 40px;
  position: relative;
  z-index: 2;
}
.core-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card-lg);
  box-shadow: var(--shadow-card);
  padding: 12px 28px 28px;
  height: 100%;
  min-height: 260px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.core-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(217, 119, 6, 0.24);
}
.core-card .stat-badge {
  margin-bottom: 24px;
}
.core-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.2px;
}
.core-card p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 440px;
}

/* ========== 数据徽章 ========== */
.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: #FEF3C7;
  border: 1px solid rgba(217, 119, 6, 0.10);
  border-radius: var(--radius-badge);
}
.stat-number {
  font-family: tahoma, "PingFang SC", sans-serif;
  font-variant-numeric: tabular-nums;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary);
}
.stat-unit {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}
.stat-label {
  margin-left: 10px;
  font-size: 13px;
  color: var(--color-text-secondary);
  border-left: 1px solid rgba(217, 119, 6, 0.18);
  padding-left: 10px;
}

/* ========== 板块标题 ========== */
.section-heading {
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: #FEF3C7;
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-heading h2 {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
  letter-spacing: 0.3px;
  margin-bottom: 10px;
}
.section-heading .section-desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  max-width: 640px;
}

/* ========== 内容卡片栅格 ========== */
.content-grid-section {
  padding: 56px 0 96px;
}
.content-grid-section .cell {
  margin-bottom: 24px;
}
.service-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.card-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #F0ECE5;
}
.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.service-card:hover .card-cover img {
  transform: scale(1.04);
}
.card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 24px 24px 20px;
}
.card-tag {
  display: inline-block;
  width: fit-content;
  padding: 3px 12px;
  background: #FEF3C7;
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  margin-bottom: 12px;
}
.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text-primary);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-summary {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: auto;
}

/* ========== CTA 条 ========== */
.category-cta {
  padding: 0 0 96px;
}
.cta-inner {
  position: relative;
  background: linear-gradient(135deg, #FEF3C7 0%, #FDF0DF 50%, #F8E1BD 100%);
  border: 1px solid rgba(217, 119, 6, 0.14);
  border-radius: 28px;
  padding: 56px 48px;
  text-align: center;
  overflow: hidden;
}
.cta-inner::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -60px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(217, 119, 6, 0.10);
  pointer-events: none;
}
.cta-inner h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}
.cta-inner p {
  font-size: 15px;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin: 0 auto 28px;
  line-height: 1.8;
}
.cta-inner .btn-primary {
  position: relative;
  z-index: 2;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--color-surface-dark);
  padding: 56px 0 28px;
}
.site-footer .grid-container {
  max-width: 1200px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: #FFFFFF;
}
.footer-logo:hover {
  color: var(--color-primary-light);
}
.footer-logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 800;
  font-family: tahoma, sans-serif;
  letter-spacing: -1px;
  line-height: 1;
}
.footer-desc {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  max-width: 300px;
}
.footer-col-title {
  font-size: 14px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: 0.2px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.48);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--color-primary-light);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.38);
}

/* ========== 动画 ========== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.core-card,
.service-card,
.cta-inner {
  animation: fadeUp 0.4s ease both;
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .nav-search {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  :root {
    --section-padding: 48px 0;
  }
  .dock-nav {
    top: 12px;
    width: calc(100% - 24px);
    height: 56px;
    padding: 0 10px;
  }
  .nav-links {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .logo-text {
    font-size: 15px;
  }
  .logo-icon {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }
  .page-hero {
    padding: 104px 0 48px;
  }
  .page-hero h1 {
    font-size: 30px;
  }
  .page-desc {
    font-size: 15px;
  }
  .breadcrumb {
    margin-bottom: 20px;
    font-size: 12px;
  }
  .core-band {
    padding: 0 0 24px;
  }
  .core-card {
    padding: 8px 20px 24px;
    min-height: 0;
  }
  .core-card .stat-badge {
    margin-bottom: 20px;
  }
  .core-card h3 {
    font-size: 19px;
  }
  .core-card p {
    font-size: 14px;
  }
  .section-heading {
    margin-bottom: 32px;
  }
  .section-heading h2 {
    font-size: 24px;
  }
  .section-heading .section-desc {
    font-size: 14px;
  }
  .content-grid-section {
    padding: 32px 0 64px;
  }
  .content-grid-section .cell {
    margin-bottom: 16px;
  }
  .service-card h3 {
    font-size: 16px;
  }
  .card-summary {
    font-size: 13px;
  }
  .card-body {
    padding: 20px 20px 16px;
  }
  .category-cta {
    padding: 0 0 64px;
  }
  .cta-inner {
    padding: 40px 24px;
    border-radius: 20px;
  }
  .cta-inner h2 {
    font-size: 24px;
  }
  .cta-inner p {
    font-size: 14px;
  }
  .btn-primary,
  .btn-outline {
    min-height: 48px;
    padding: 14px 24px;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
  .stat-number {
    font-size: 34px;
  }
}

@media (max-width: 520px) {
  .grid-container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .page-hero h1 {
    font-size: 27px;
  }
  .stat-badge {
    padding: 8px 14px;
  }
}

/* roulang page: article */
:root {
      --color-primary: #D97706;
      --color-primary-light: #F59E0B;
      --color-primary-dark: #B45309;
      --color-secondary: #317159;
      --color-bg: #F7F5F1;
      --color-surface: #FFFFFF;
      --color-surface-dark: #262019;
      --color-text-primary: #2B2723;
      --color-text-secondary: #6B655E;
      --color-border: #E7E0D6;
      --color-accent: #D65A31;
      --radius-card: 20px;
      --radius-lg: 24px;
      --radius-sm: 12px;
      --radius-pill: 8px;
      --shadow-card: 0 2px 8px rgba(43, 36, 26, 0.04);
      --shadow-card-hover: 0 12px 32px rgba(43, 36, 26, 0.10);
      --shadow-dock: 0 8px 24px rgba(43, 36, 26, 0.08);
      --shadow-btn: 0 8px 20px rgba(217, 119, 6, 0.28);
      --font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --font-numeric: "Tahoma", "SF Mono", "Consolas", monospace;
      --container-max: 1200px;
      --content-max: 900px;
      --article-max: 720px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-family);
      font-size: 16px;
      line-height: 1.8;
      color: var(--color-text-primary);
      background: var(--color-bg);
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: var(--color-primary-dark);
      text-decoration: none;
    }

    a:hover {
      color: var(--color-secondary);
    }

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

    ul, ol {
      padding-left: 1.25rem;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 32px;
    }

    .container.narrow {
      max-width: var(--content-max);
      padding: 0 24px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 24px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      font-family: var(--font-family);
      line-height: 1.2;
      text-decoration: none;
      cursor: pointer;
      border: 1px solid transparent;
      min-height: 44px;
      transition: all 0.2s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
      color: #FFFFFF;
      box-shadow: var(--shadow-btn);
    }

    .btn-primary:hover {
      filter: brightness(1.06);
      color: #FFFFFF;
      transform: translateY(-1px);
      box-shadow: 0 10px 24px rgba(217, 119, 6, 0.32);
    }

    .btn-primary:active {
      transform: scale(0.97);
      box-shadow: var(--shadow-btn);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .back-link:focus-visible,
    .related-card:focus-visible {
      outline: 3px solid rgba(217, 119, 6, 0.3);
      outline-offset: 2px;
    }

    .dock-nav {
      position: fixed;
      top: 16px;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 32px);
      max-width: 980px;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.82);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid rgba(231, 224, 214, 0.85);
      border-radius: 16px;
      box-shadow: var(--shadow-dock);
      transition: background 0.3s ease;
    }

    .dock-inner {
      height: 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 12px 0 16px;
    }

    .nav-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
      margin-right: 24px;
      flex-shrink: 0;
    }

    .nav-brand-icon {
      width: 34px;
      height: 34px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
      border-radius: 10px;
      font-family: var(--font-numeric);
      font-size: 14px;
      font-weight: 800;
      color: #FFFFFF;
      box-shadow: 0 4px 12px rgba(217, 119, 6, 0.18);
    }

    .nav-brand-text {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text-primary);
      letter-spacing: 0.2px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      flex: 1;
    }

    .nav-link {
      display: inline-block;
      padding: 8px 16px;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 500;
      color: var(--color-text-primary);
      text-decoration: none;
      transition: background 0.2s ease, color 0.2s ease;
      white-space: nowrap;
    }

    .nav-link:hover {
      background: rgba(217, 119, 6, 0.08);
      color: var(--color-primary-dark);
    }

    .nav-link.active {
      background: #FEF3C7;
      color: var(--color-primary-dark);
      font-weight: 600;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-cta {
      min-height: 40px;
      padding: 8px 20px;
      font-size: 14px;
    }

    .nav-burger {
      display: none;
      width: 40px;
      height: 40px;
      align-items: center;
      justify-content: center;
      border: none;
      background: transparent;
      font-size: 18px;
      color: var(--color-text-primary);
      border-radius: 10px;
      cursor: pointer;
      transition: background 0.2s ease;
    }

    .nav-burger:hover {
      background: rgba(217, 119, 6, 0.08);
    }

    .mobile-menu {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: var(--color-surface);
      z-index: 999;
      padding: 104px 32px 40px;
      display: flex;
      flex-direction: column;
      gap: 4px;
      transform: translateY(-100%);
      transition: transform 0.3s ease;
      overflow-y: auto;
    }

    .mobile-menu.open {
      transform: translateY(0);
    }

    .mobile-link {
      display: block;
      font-size: 22px;
      font-weight: 600;
      color: var(--color-text-primary);
      text-decoration: none;
      padding: 18px 4px;
      border-bottom: 1px solid var(--color-border);
      transition: color 0.2s ease, padding-left 0.2s ease;
    }

    .mobile-link:hover {
      color: var(--color-primary-dark);
      padding-left: 8px;
    }

    .mobile-cta {
      margin-top: 28px;
      width: 100%;
      text-align: center;
    }

    .article-main {
      padding-top: 128px;
      padding-bottom: 88px;
      min-height: 65vh;
      animation: articleFadeIn 0.45s ease both;
    }

    @keyframes articleFadeIn {
      from {
        opacity: 0;
        transform: translateY(12px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 13px;
      color: var(--color-text-secondary);
      margin-bottom: 32px;
    }

    .breadcrumb a {
      color: var(--color-text-secondary);
      text-decoration: none;
      transition: color 0.2s ease;
    }

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

    .breadcrumb-sep {
      color: #C4BCB2;
    }

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

    .article-header {
      text-align: center;
      margin-bottom: 32px;
    }

    .article-cat-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #FEF3C7;
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 600;
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      margin-bottom: 16px;
    }

    .article-title {
      font-size: 36px;
      font-weight: 700;
      line-height: 1.3;
      color: var(--color-text-primary);
      letter-spacing: 0.3px;
      margin-bottom: 20px;
    }

    .article-meta {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 24px;
      font-size: 13px;
      color: var(--color-text-secondary);
    }

    .article-meta-item {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      font-variant-numeric: tabular-nums;
    }

    .article-meta-item i {
      color: var(--color-primary-light);
      font-size: 14px;
    }

    .article-cover {
      margin: 8px 0 40px;
      border-radius: 16px;
      overflow: hidden;
      position: relative;
      background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
      aspect-ratio: 16 / 6;
    }

    .article-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .article-body {
      max-width: var(--article-max);
      margin: 0 auto;
      font-size: 16px;
      line-height: 1.8;
      color: var(--color-text-primary);
    }

    .article-body p {
      margin-bottom: 24px;
    }

    .article-body h2 {
      font-size: 24px;
      font-weight: 700;
      line-height: 1.4;
      margin: 44px 0 18px;
      padding-left: 14px;
      border-left: 4px solid var(--color-primary);
      color: var(--color-text-primary);
    }

    .article-body h3 {
      font-size: 20px;
      font-weight: 600;
      line-height: 1.4;
      margin: 36px 0 14px;
      color: var(--color-text-primary);
    }

    .article-body h4 {
      font-size: 17px;
      font-weight: 600;
      line-height: 1.5;
      margin: 28px 0 12px;
      color: var(--color-text-primary);
    }

    .article-body ul,
    .article-body ol {
      margin: 16px 0 24px;
      padding-left: 26px;
    }

    .article-body li {
      margin-bottom: 8px;
      line-height: 1.7;
    }

    .article-body ul li::marker {
      color: var(--color-primary);
    }

    .article-body ol li::marker {
      color: var(--color-primary-dark);
      font-weight: 600;
    }

    .article-body a {
      color: var(--color-primary-dark);
      text-decoration: underline;
      text-underline-offset: 3px;
      transition: color 0.2s ease;
    }

    .article-body a:hover {
      color: var(--color-secondary);
    }

    .article-body blockquote {
      border-left: 4px solid var(--color-primary);
      background: var(--color-bg);
      padding: 18px 24px;
      border-radius: var(--radius-sm);
      margin: 28px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }

    .article-body img {
      max-width: 100%;
      border-radius: 16px;
      margin: 28px 0;
      box-shadow: var(--shadow-card);
    }

    .article-body figure {
      margin: 28px 0;
    }

    .article-body figcaption {
      font-size: 13px;
      color: var(--color-text-secondary);
      text-align: center;
      margin-top: 8px;
    }

    .article-body table {
      width: 100%;
      border-collapse: collapse;
      margin: 28px 0;
      font-size: 14px;
      line-height: 1.6;
      background: var(--color-surface);
      border-radius: var(--radius-sm);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .article-body th,
    .article-body td {
      border: 1px solid var(--color-border);
      padding: 12px 16px;
      text-align: left;
    }

    .article-body th {
      background: var(--color-bg);
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .article-body pre {
      background: var(--color-surface-dark);
      color: #F5F2EE;
      border-radius: var(--radius-sm);
      padding: 22px;
      overflow-x: auto;
      font-size: 14px;
      line-height: 1.6;
      margin: 28px 0;
      font-family: var(--font-numeric);
    }

    .article-body code {
      font-family: var(--font-numeric);
      background: #F0ECE6;
      padding: 2px 8px;
      border-radius: 6px;
      font-size: 14px;
      color: var(--color-primary-dark);
    }

    .article-body pre code {
      background: transparent;
      padding: 0;
      color: inherit;
    }

    .article-body hr {
      border: none;
      border-top: 1px solid var(--color-border);
      margin: 48px 0;
    }

    .article-body input[type="text"],
    .article-body input[type="search"],
    .article-body input[type="email"],
    .article-body textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-family: var(--font-family);
      font-size: 15px;
      background: var(--color-surface);
      color: var(--color-text-primary);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .article-body input:focus,
    .article-body textarea:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
    }

    .article-not-found {
      max-width: var(--article-max);
      margin: 24px auto 0;
      padding: 80px 32px;
      text-align: center;
      background: var(--color-surface);
      border: 1px dashed #D8D0C6;
      border-radius: var(--radius-card);
      color: var(--color-text-secondary);
      box-shadow: var(--shadow-card);
    }

    .article-not-found h1 {
      font-size: 28px;
      font-weight: 700;
      color: var(--color-text-primary);
      margin-bottom: 12px;
    }

    .article-not-found p {
      margin-bottom: 24px;
      font-size: 15px;
    }

    .article-not-found .btn {
      min-width: 140px;
    }

    .related-section {
      max-width: var(--content-max);
      margin: 56px auto 0;
      padding-top: 44px;
      border-top: 1px solid var(--color-border);
    }

    .related-heading {
      font-size: 24px;
      font-weight: 700;
      text-align: center;
      color: var(--color-text-primary);
      margin-bottom: 32px;
      letter-spacing: 0.3px;
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .related-card {
      display: flex;
      flex-direction: column;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      padding: 24px;
      box-shadow: var(--shadow-card);
      text-decoration: none;
      color: var(--color-text-primary);
      transition: all 0.2s ease;
      height: 100%;
    }

    .related-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-card-hover);
      border-color: var(--color-primary-light);
      color: var(--color-text-primary);
    }

    .related-title {
      font-size: 17px;
      font-weight: 600;
      line-height: 1.45;
      color: var(--color-text-primary);
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .related-excerpt {
      font-size: 13px;
      color: var(--color-text-secondary);
      line-height: 1.6;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex: 1;
    }

    .related-date {
      font-size: 12px;
      color: #9B938A;
      font-variant-numeric: tabular-nums;
    }

    .article-footer {
      max-width: var(--content-max);
      margin: 40px auto 0;
      text-align: center;
    }

    .back-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 15px;
      font-weight: 500;
      color: var(--color-primary-dark);
      padding: 8px 4px;
      transition: gap 0.2s ease, color 0.2s ease;
    }

    .back-link:hover {
      gap: 12px;
      color: var(--color-secondary);
    }

    .site-footer {
      background: var(--color-surface-dark);
      color: rgba(255, 255, 255, 0.7);
      padding-top: 56px;
      padding-bottom: 24px;
      margin-top: 16px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 700;
      color: #FFFFFF;
      text-decoration: none;
      margin-bottom: 14px;
    }

    .footer-logo:hover {
      color: #FFFFFF;
    }

    .footer-logo-icon {
      width: 36px;
      height: 36px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
      color: #FFFFFF;
      font-weight: 800;
      font-size: 15px;
      border-radius: 10px;
      font-family: var(--font-numeric);
      box-shadow: 0 4px 14px rgba(217, 119, 6, 0.18);
    }

    .footer-desc {
      font-size: 13px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.55);
      max-width: 320px;
    }

    .footer-col-title {
      font-size: 14px;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 16px;
      letter-spacing: 0.3px;
    }

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

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

    .footer-col a {
      font-size: 13px;
      color: rgba(255, 255, 255, 0.55);
      text-decoration: none;
      transition: color 0.2s ease;
    }

    .footer-col a:hover {
      color: var(--color-primary-light);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      font-size: 12px;
      color: rgba(255, 255, 255, 0.4);
      padding-top: 24px;
      font-variant-numeric: tabular-nums;
    }

    @media (min-width: 768px) and (max-width: 1199px) {
      .related-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-top {
        grid-template-columns: 2fr 1fr 1fr;
      }

      .footer-desc {
        max-width: 260px;
      }

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

    @media (max-width: 767px) {
      .container {
        padding: 0 20px;
      }

      .container.narrow {
        padding: 0 16px;
      }

      .dock-nav {
        top: 12px;
        width: calc(100% - 20px);
        border-radius: 14px;
      }

      .dock-inner {
        padding: 0 8px 0 14px;
      }

      .nav-brand-text {
        font-size: 15px;
      }

      .nav-brand-icon {
        width: 30px;
        height: 30px;
        font-size: 12px;
        border-radius: 8px;
      }

      .nav-links {
        display: none;
      }

      .nav-cta {
        display: none;
      }

      .nav-burger {
        display: inline-flex;
      }

      .article-main {
        padding-top: 100px;
        padding-bottom: 56px;
      }

      .breadcrumb {
        font-size: 12px;
        margin-bottom: 24px;
        gap: 6px;
      }

      .article-header {
        text-align: left;
        margin-bottom: 24px;
      }

      .article-cat-tag {
        margin-bottom: 12px;
      }

      .article-title {
        font-size: 28px;
        line-height: 1.35;
        margin-bottom: 16px;
      }

      .article-meta {
        justify-content: flex-start;
        gap: 14px 18px;
        font-size: 12px;
      }

      .article-cover {
        margin-bottom: 28px;
        aspect-ratio: 16 / 9;
        border-radius: 14px;
      }

      .article-body {
        font-size: 15px;
        line-height: 1.75;
      }

      .article-body h2 {
        font-size: 20px;
        margin-top: 36px;
      }

      .article-body h3 {
        font-size: 18px;
        margin-top: 28px;
      }

      .article-body h4 {
        font-size: 16px;
      }

      .article-body blockquote {
        padding: 16px 18px;
        font-size: 14px;
      }

      .article-body pre {
        padding: 16px;
        font-size: 13px;
      }

      .article-body table {
        font-size: 13px;
        display: block;
        overflow-x: auto;
        white-space: nowrap;
      }

      .related-section {
        margin-top: 40px;
        padding-top: 32px;
      }

      .related-grid {
        grid-template-columns: 1fr;
        gap: 16px;
      }

      .related-card {
        padding: 20px;
      }

      .related-heading {
        font-size: 20px;
        margin-bottom: 24px;
      }

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

      .site-footer {
        padding-top: 40px;
        padding-bottom: 16px;
      }

      .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 28px 20px;
        padding-bottom: 28px;
      }

      .footer-desc {
        max-width: 100%;
      }

      .footer-col-title {
        margin-bottom: 12px;
      }

      .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 6px;
        padding-top: 20px;
      }

      .footer-bottom span {
        display: block;
      }

      .btn {
        min-height: 48px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        animation: none !important;
        transition: none !important;
      }
    }