/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --paper:#F6F4EF;
  --surface:#FFFFFF;
  --ink:#16171D;
  --ink-2:#55565E;
  --ink-3:#8A8B93;
  --line:#E4E1D9;
  --accent:#DF4520;
  --accent-soft:#FBE9E2;
  --deep:#17312D;
  --ok:#1E7A4D;
  --radius-lg:20px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-1:0 1px 2px rgba(23,24,28,.04);
  --shadow-2:0 16px 40px -24px rgba(23,24,28,.16);
  --container:1200px;
  --space-section:120px;
}
/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
.section{padding:var(--space-section) 0}
/* ============ 导航 ============ */
.site-header{background:var(--paper);border-bottom:1px solid var(--line)}
.brand-bar{height:68px;display:flex;align-items:center;justify-content:space-between}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-mark{width:10px;height:10px;background:var(--accent);border-radius:2px;flex-shrink:0}
.btn-submit{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 20px;border:1px solid var(--accent);border-radius:999px;color:var(--accent);font-size:14px;font-weight:600;background:var(--surface);transition:all .25s ease}
.btn-submit:hover{background:var(--accent);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(223,69,32,.4)}
.chip-nav{position:sticky;top:0;z-index:1000;background:rgba(246,244,239,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.chip-scroll{display:flex;align-items:center;gap:0;overflow-x:auto;padding:10px 0;scrollbar-width:none;-ms-overflow-style:none}
.chip-scroll::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:14px;font-weight:500;color:var(--ink-2);white-space:nowrap;margin-right:10px;transition:all .25s ease;flex-shrink:0}
.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.chip.active{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}
/* ============ Hero / 指标看板 ============ */
.hero-dashboard{position:relative;padding:72px 0 64px;background:var(--paper);border-bottom:1px solid var(--line);overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;opacity:.18;z-index:0}
.hero-bg::after{content:'';position:absolute;inset:0;background:var(--paper);opacity:.85;z-index:1}
.hero-content{position:relative;z-index:2;max-width:880px}
.hero-tag{display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:600;margin-bottom:20px;letter-spacing:.02em}
.hero-dashboard h1{font-size:64px;font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--ink);margin-bottom:20px}
.hero-sub{font-size:18px;color:var(--ink-2);line-height:1.75;max-width:720px;margin-bottom:32px}
.hero-cta{display:flex;gap:16px;margin-bottom:48px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 30px;background:var(--accent);color:#fff;border-radius:999px;font-size:15px;font-weight:600;border:none;transition:all .25s ease}
.btn-primary:hover{background:#C93A1A;transform:translateY(-1px);box-shadow:0 12px 24px -10px rgba(223,69,32,.5)}
.btn-primary:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 30px;background:transparent;color:var(--ink);border:1px solid var(--line);border-radius:999px;font-size:15px;font-weight:600;transition:all .25s ease}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.hero-metrics{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);margin-top:8px}
.metric-item{position:relative;padding:28px 24px 28px 0}
.metric-item+.metric-item{padding-left:24px;border-left:1px solid var(--line)}
.metric-num{font-size:48px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--ink)}
.metric-num.accent{color:var(--accent)}
.metric-sign{font-size:24px;font-weight:700;vertical-align:super;margin-left:2px}
.metric-unit{font-size:16px;font-weight:600;vertical-align:baseline;margin-left:2px}
.metric-label{font-size:14px;color:var(--ink-2);margin-top:6px}
.metric-badge{display:inline-block;margin-top:6px;padding:2px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600}
/* ============ 服务矩阵 ============ */
.service-matrix{background:var(--surface)}
.section-no{display:inline-block;font-size:14px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:14px}
.matrix-head h2{font-size:32px;font-weight:700;letter-spacing:-.01em;margin-bottom:16px}
.matrix-head p{font-size:16px;color:var(--ink-2);line-height:1.75;margin-bottom:28px;max-width:320px}
.matrix-img{border-radius:var(--radius-md);overflow:hidden;max-width:320px;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.matrix-img img{width:100%;height:240px;object-fit:cover;transition:transform .5s ease}
.matrix-img:hover img{transform:scale(1.03)}
.matrix-list{display:flex;flex-direction:column;padding-top:8px}
.matrix-item{display:flex;align-items:center;gap:24px;min-height:72px;padding:0 16px;border-bottom:1px solid var(--line);transition:background .25s ease,border-color .25s ease;cursor:default;border-radius:var(--radius-sm)}
.matrix-item:first-child{border-top:1px solid var(--line)}
.matrix-item:hover{background:var(--accent-soft)}
.matrix-item:hover .matrix-num{color:var(--accent)}
.matrix-item:hover .matrix-arrow{transform:translateX(4px);color:var(--accent)}
.matrix-num{font-size:32px;font-weight:800;font-family:Georgia,'Times New Roman',serif;color:var(--line);width:56px;flex-shrink:0;transition:color .25s ease}
.matrix-info{flex:1;display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.matrix-info h3{font-size:20px;font-weight:600;white-space:nowrap}
.matrix-info p{font-size:14px;color:var(--ink-3)}
.matrix-arrow{font-size:16px;color:var(--ink-3);flex-shrink:0;transition:transform .25s ease,color .25s ease}
/* ============ 结果对比 ============ */
.compare-section{background:var(--paper)}
.compare-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:40px;gap:24px}
.compare-head h2{font-size:32px;font-weight:700;letter-spacing:-.01em}
.compare-head p{font-size:16px;color:var(--ink-2);max-width:400px;text-align:right}
.compare-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-1)}
.compare-table{width:100%;border-collapse:collapse;min-width:640px}
.compare-table thead th{background:var(--deep);color:#fff;font-size:14px;font-weight:600;padding:16px 24px;text-align:left;white-space:nowrap;border-bottom:none}
.compare-table thead th:first-child{width:22%}
.compare-table tbody td{padding:18px 24px;font-size:15px;border-bottom:1px solid var(--line);vertical-align:middle;line-height:1.6;color:var(--ink-2)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:hover td{background:var(--paper)}
.free-col{display:flex;align-items:flex-start;gap:12px;font-weight:500;color:var(--ink)}
.free-col::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0;margin-top:10px}
.compare-note{font-size:13px;color:var(--ink-3);margin-top:16px;text-align:right}
/* ============ FAQ ============ */
.faq-section{background:var(--surface)}
.faq-head h2{font-size:32px;font-weight:700;letter-spacing:-.01em;margin-bottom:16px}
.faq-head p{font-size:15px;color:var(--ink-2);line-height:1.75;margin-bottom:28px;max-width:340px}
.faq-head img{border-radius:var(--radius-md);max-width:320px;height:200px;object-fit:cover;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.accordion-custom{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line);transition:background .3s ease}
.acc-question{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;padding:24px 0;text-align:left;font-size:18px;font-weight:600;color:var(--ink);transition:color .25s ease;gap:16px}
.acc-question:hover{color:var(--accent)}
.acc-icon{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--ink-2);flex-shrink:0;transition:all .3s ease}
.acc-item.open .acc-icon{background:var(--accent);border-color:var(--accent);color:#fff;transform:rotate(45deg)}
.acc-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;background:var(--paper)}
.acc-answer-inner{padding:0 32px 24px 0;font-size:15px;color:var(--ink-2);line-height:1.75}
/* ============ 转化表单 ============ */
.submit-section{background:var(--deep);padding:var(--space-section) 0}
.submit-card{background:var(--surface);border-radius:var(--radius-lg);max-width:960px;margin:0 auto;padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;box-shadow:var(--shadow-2)}
.submit-left h2{font-size:32px;font-weight:700;letter-spacing:-.01em;margin-bottom:16px}
.submit-left>p{font-size:15px;color:var(--ink-2);line-height:1.75;margin-bottom:24px}
.submit-left ul{margin-bottom:24px;display:flex;flex-direction:column;gap:12px}
.submit-left ul li{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;color:var(--ink)}
.submit-left ul li i{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.privacy-note{font-size:13px;color:var(--ink-3);line-height:1.6;border-top:1px solid var(--line);padding-top:20px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;height:50px;border:1px solid var(--line);border-radius:10px;padding:0 14px;font-size:15px;color:var(--ink);background:var(--paper);transition:border-color .25s ease,box-shadow .25s ease;outline:none}
.form-group textarea{height:auto;padding:12px 14px;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--ink-3)}
.form-err{font-size:13px;color:#d33;margin-top:4px;display:none}
.custom-checkbox{display:flex;align-items:center;gap:10px;cursor:pointer;font-size:14px;font-weight:500;color:var(--ink-2);margin-bottom:22px;user-select:none}
.custom-checkbox input{position:absolute;opacity:0;width:0;height:0}
.checkmark{width:20px;height:20px;border:1px solid var(--line);border-radius:6px;background:var(--paper);display:inline-flex;align-items:center;justify-content:center;transition:all .25s ease;flex-shrink:0}
.custom-checkbox input:checked+.checkmark{background:var(--accent);border-color:var(--accent)}
.custom-checkbox input:checked+.checkmark::after{content:'\2713';color:#fff;font-size:13px;font-weight:700}
.btn-submit-full{width:100%;height:50px;border:none;border-radius:10px;background:var(--accent);color:#fff;font-size:16px;font-weight:600;transition:all .25s ease}
.btn-submit-full:hover{background:#C93A1A;transform:translateY(-1px);box-shadow:0 10px 20px -8px rgba(223,69,32,.5)}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:48px 0 24px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:24px}
.footer-brand{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.02em}
.footer-brand::before{content:'';display:inline-block;width:10px;height:10px;background:var(--accent);border-radius:2px;margin-right:8px;vertical-align:middle}
.footer-desc{font-size:14px;max-width:360px;line-height:1.6}
.footer-links{display:flex;gap:20px;font-size:14px}
.footer-links a{opacity:.7;transition:opacity .25s ease,color .25s ease}
.footer-links a:hover{opacity:1;color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.4);flex-wrap:wrap;gap:8px}
.footer-bottom a{color:inherit}
/* ============ 入场动画 ============ */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .6s ease both}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
/* ============ 响应式 ============ */
@media (max-width:991px){
  :root{--space-section:90px}
  .hero-dashboard{padding:56px 0 48px}
  .hero-dashboard h1{font-size:48px}
  .metric-num{font-size:40px}
  .matrix-head .matrix-img{max-width:280px}
  .submit-card{grid-template-columns:1fr;gap:40px;padding:36px}
}
@media (max-width:768px){
  :root{--space-section:72px}
  .container{padding-left:16px;padding-right:16px}
  .hero-dashboard{padding:40px 0 40px}
  .hero-dashboard h1{font-size:36px}
  .hero-sub{font-size:16px}
  .hero-cta{gap:12px}
  .hero-cta .btn-primary,.hero-cta .btn-outline{flex:1;min-width:140px}
  .hero-metrics{grid-template-columns:1fr 1fr;border-top:none}
  .metric-item{padding:20px 0;border-bottom:1px solid var(--line)}
  .metric-item:nth-child(odd){padding-right:16px}
  .metric-item:nth-child(even){border-left:1px solid var(--line);padding-left:16px}
  .metric-item+.metric-item{border-left:none}
  .metric-item:nth-child(2n){border-left:1px solid var(--line)}
  .metric-num{font-size:36px}
  .metric-label{font-size:13px}
  .matrix-head h2,.compare-head h2,.faq-head h2,.submit-left h2{font-size:28px}
  .matrix-list{padding-top:0}
  .matrix-item{min-height:64px;gap:16px}
  .matrix-num{font-size:24px;width:40px}
  .matrix-info{flex-direction:column;gap:2px}
  .matrix-info h3{white-space:normal}
  .compare-head{flex-direction:column;align-items:flex-start;gap:8px}
  .compare-head p{text-align:left}
  .acc-question{font-size:16px;padding:20px 0}
  .acc-answer-inner{padding-right:12px}
  .submit-card{padding:28px 24px;border-radius:16px;gap:32px}
  .brand-logo{font-size:22px}
  .btn-submit{padding:0 16px}
  .footer-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:576px){
  .hero-dashboard h1{font-size:30px;letter-spacing:-.01em}
  .hero-cta{flex-direction:column}
  .hero-cta .btn-primary,.hero-cta .btn-outline{width:100%}
  .hero-metrics{grid-template-columns:1fr 1fr}
  .metric-item{padding:16px 0 16px 0}
  .metric-item:nth-child(even){padding-left:12px}
  .metric-item:nth-child(odd){padding-right:12px}
  .metric-num{font-size:30px}
  .metric-badge{margin-top:2px;font-size:11px;padding:1px 8px}
  .matrix-item{padding:0 12px;gap:12px}
  .matrix-info p{font-size:13px}
  .compare-table tbody td{padding:14px 12px;font-size:14px}
  .compare-table thead th{padding:14px 12px}
  .acc-question{font-size:15px}
  .btn-submit{width:38px;height:38px;padding:0;display:flex;align-items:center;justify-content:center;font-size:0}
  .btn-submit::after{content:'\002B';font-size:20px;font-weight:600}
  .submit-card{padding:24px 16px}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
    --paper:#F6F4EF;
    --surface:#FFFFFF;
    --ink:#16171D;
    --ink-2:#55565E;
    --ink-3:#8A8B93;
    --line:#E4E1D9;
    --accent:#DF4520;
    --accent-soft:#FBE9E2;
    --deep:#17312D;
    --ok:#1E7A4D;
    --radius-lg:20px;
    --radius-md:12px;
    --radius-sm:8px;
    --shadow-1:0 1px 2px rgba(23,24,28,.04);
    --shadow-2:0 16px 40px -24px rgba(23,24,28,.16);
    --container:1200px;
    --space-section:120px;
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.container{max-width:var(--container);padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
.section{padding:var(--space-section) 0}

/* ============ 导航 ============ */
.site-header{background:var(--paper);border-bottom:1px solid var(--line)}
.brand-bar{height:68px;display:flex;align-items:center;justify-content:space-between}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-mark{width:10px;height:10px;background:var(--accent);border-radius:2px;flex-shrink:0}
.btn-submit{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 20px;border:1px solid var(--accent);border-radius:999px;color:var(--accent);font-size:14px;font-weight:600;background:var(--surface);transition:all .25s ease}
.btn-submit:hover{background:var(--accent);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(223,69,32,.4)}
.chip-nav{position:sticky;top:0;z-index:1000;background:rgba(246,244,239,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.chip-scroll{display:flex;align-items:center;gap:0;overflow-x:auto;padding:10px 0;scrollbar-width:none;-ms-overflow-style:none}
.chip-scroll::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:14px;font-weight:500;color:var(--ink-2);white-space:nowrap;margin-right:10px;transition:all .25s ease;flex-shrink:0}
.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.chip.active{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}

/* ============ 面包屑 ============ */
.page-breadcrumb{font-size:13px;color:var(--ink-3);padding:20px 0 0;display:flex;align-items:center;gap:8px}
.page-breadcrumb a{color:var(--ink-3);transition:color .2s}
.page-breadcrumb a:hover{color:var(--accent)}
.page-breadcrumb .sep{color:var(--line)}

/* ============ 分类 Hero ============ */
.category-hero{position:relative;padding:56px 0 64px;border-bottom:1px solid var(--line);overflow:hidden}
.category-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;opacity:.13;z-index:0}
.category-hero-bg::after{content:'';position:absolute;inset:0;background:var(--paper);opacity:.9;z-index:1}
.category-hero .container{position:relative;z-index:2}
.category-hero h1{font-size:56px;font-weight:800;letter-spacing:-.02em;line-height:1.15;margin:18px 0 16px;color:var(--ink)}
.category-hero h1 .accent{color:var(--accent)}
.category-hero-desc{font-size:17px;color:var(--ink-2);max-width:620px;line-height:1.8;margin-bottom:28px}
.category-hero-img{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-2);position:relative;aspect-ratio:16/10}
.category-hero-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.category-hero-img:hover img{transform:scale(1.03)}
.btn-subscribe{display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 28px;background:var(--accent);color:#fff;border-radius:999px;font-size:15px;font-weight:600;border:none;transition:all .25s ease}
.btn-subscribe:hover{background:#C93A1A;transform:translateY(-1px);box-shadow:0 12px 24px -10px rgba(223,69,32,.5)}
.btn-subscribe:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ============ 分类指标条 ============ */
.category-metrics{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);margin-top:56px;overflow:hidden;box-shadow:var(--shadow-1)}
.cm-item{padding:32px 24px;text-align:center}
.cm-item+.cm-item{border-left:1px solid var(--line)}
.cm-num{font-size:48px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--accent);line-height:1.2}
.cm-num .suffix{font-size:28px;font-weight:700}
.cm-label{font-size:14px;color:var(--ink-2);margin-top:6px;font-weight:500}
.cm-meta{font-size:12px;color:var(--ink-3);margin-top:4px}

/* ============ 内容大卡列表 ============ */
.news-list-section{padding:72px 0 56px;background:var(--paper)}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:36px}
.section-no{display:inline-block;font-size:14px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:10px}
.section-title{font-size:32px;font-weight:700;letter-spacing:-.01em;color:var(--ink);margin:0}
.section-sub{font-size:15px;color:var(--ink-3);margin:0}
.news-card{display:flex;flex-direction:row;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:24px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--accent)}
.news-card-img-wrap{flex:0 0 35%;max-width:35%;position:relative;overflow:hidden;min-height:230px}
.news-card-img-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-card-img-wrap img{transform:scale(1.03)}
.news-card-body{flex:1;padding:28px 32px;display:flex;flex-direction:column;justify-content:center}
.category-badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;margin-bottom:12px;width:fit-content}
.news-card-title{font-size:22px;font-weight:600;line-height:1.35;color:var(--ink);margin-bottom:10px;letter-spacing:-.01em}
.news-card-excerpt{font-size:15px;color:var(--ink-2);line-height:1.7;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-3)}
.news-card-meta i{margin-right:4px;font-size:12px}
.tag-chip{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:var(--paper);border:1px solid var(--line);font-size:12px;color:var(--ink-2);font-weight:400}

/* ============ 分页器 ============ */
.pagination-wrap{display:flex;justify-content:center;gap:8px;margin-top:48px;flex-wrap:wrap}
.page-link-btn{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 16px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink-2);font-size:14px;font-weight:500;transition:all .25s ease}
.page-link-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.page-link-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
.page-link-btn.disabled{opacity:.4;pointer-events:none}

/* ============ 相关分类 ============ */
.related-section{padding:56px 0;border-top:1px solid var(--line);background:var(--surface)}
.related-chips{display:flex;gap:10px;overflow-x:auto;padding:8px 0;scrollbar-width:none;-ms-overflow-style:none}
.related-chips::-webkit-scrollbar{display:none}
.related-chips .chip{flex-shrink:0}

/* ============ 流程 ============ */
.process-section{padding:72px 0;background:var(--surface);border-bottom:1px solid var(--line)}
.process-step{position:relative;padding:32px 24px 28px;border-top:3px solid var(--line);height:100%;transition:border-color .25s ease,background .25s ease;border-radius:0 0 var(--radius-md) var(--radius-md)}
.process-step:hover{border-top-color:var(--accent);background:var(--paper)}
.process-num{font-size:40px;font-weight:800;color:var(--accent);line-height:1;margin-bottom:14px;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.process-step h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.process-step p{font-size:14px;color:var(--ink-2);line-height:1.7;margin:0}

/* ============ FAQ ============ */
.faq-section{padding:var(--space-section) 0;background:var(--paper)}
.faq-head .section-title{margin-bottom:12px}
.faq-head-desc{font-size:15px;color:var(--ink-2);line-height:1.7;max-width:320px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:22px 0;font-size:18px;font-weight:600;cursor:pointer;gap:16px;color:var(--ink);transition:color .2s;margin:0}
.faq-question:hover{color:var(--accent)}
.faq-icon{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--ink-3);font-size:12px;transition:transform .3s ease,background .3s ease,color .3s ease,border-color .3s ease;flex-shrink:0}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--accent);border-color:var(--accent);color:#fff}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-answer p{padding:0 40px 22px 0;color:var(--ink-2);line-height:1.75;font-size:15px;margin:0}

/* ============ CTA ============ */
.category-cta{padding:72px 0;background:var(--paper)}
.cta-box{background:var(--deep);border-radius:var(--radius-lg);padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;top:0;right:0;width:280px;height:280px;background:rgba(255,255,255,.04);border-radius:50%;transform:translate(100px,-100px)}
.cta-left{position:relative;z-index:1}
.cta-left h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:8px;letter-spacing:-.01em}
.cta-left p{color:rgba(255,255,255,.7);font-size:15px;margin:0}
.cta-right{position:relative;z-index:1}
.cta-right .btn-primary{display:inline-flex;align-items:center;gap:8px;height:50px;padding:0 30px;background:var(--accent);color:#fff;border-radius:999px;font-size:15px;font-weight:600;border:none;transition:all .25s ease}
.cta-right .btn-primary:hover{background:#C93A1A;transform:translateY(-1px);box-shadow:0 12px 24px -10px rgba(223,69,32,.5)}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:rgba(255,255,255,.75);padding:56px 0 0;margin-top:0}
.footer-inner{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:32px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{color:#fff;font-size:22px;font-weight:800;letter-spacing:-.01em}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);max-width:380px;margin:12px 0 0;line-height:1.7}
.footer-links{display:flex;gap:24px;flex-wrap:wrap;padding-top:8px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:24px 0;font-size:13px;color:rgba(255,255,255,.45)}

/* ============ 动画 ============ */
.fade-up{opacity:0;transform:translateY(24px);animation:fadeUp .6s ease forwards}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
.delay-1{animation-delay:.06s}
.delay-2{animation-delay:.12s}
.delay-3{animation-delay:.18s}
.delay-4{animation-delay:.24s}
.delay-5{animation-delay:.30s}

/* ============ 响应式 ============ */
@media(max-width:991.98px){
    :root{--space-section:90px}
    .category-hero h1{font-size:42px}
    .category-hero-img{margin-top:32px}
    .news-card{flex-direction:row}
    .news-card-img-wrap{flex:0 0 40%;max-width:40%}
    .news-card-body{padding:24px}
    .news-card-title{font-size:19px}
    .cta-box{padding:36px}
}
@media(max-width:767.98px){
    :root{--space-section:72px}
    .container{padding-left:16px;padding-right:16px}
    .category-metrics{grid-template-columns:1fr}
    .cm-item+.cm-item{border-left:none;border-top:1px solid var(--line)}
    .cm-num{font-size:36px}
    .news-card{flex-direction:column}
    .news-card-img-wrap{flex:0 0 auto;max-width:100%;min-height:0;aspect-ratio:16/10;position:relative}
    .news-card-img-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .news-card-title{font-size:18px}
    .news-card-body{padding:20px}
    .news-card-meta{gap:12px}
    .section-head-row{flex-direction:column;align-items:flex-start;gap:8px}
    .faq-question{font-size:16px}
    .cta-box{padding:28px 20px;flex-direction:column;align-items:flex-start}
    .process-step{padding:24px 16px 20px}
    .page-link-btn{min-width:38px;height:38px}
}
@media(max-width:575.98px){
    .brand-logo{font-size:20px}
    .btn-submit{padding:0 14px;font-size:13px}
    .category-hero{padding:40px 0 48px}
    .category-hero h1{font-size:34px}
    .category-hero-desc{font-size:15px}
    .section-title{font-size:26px}
    .news-card-title{font-size:17px}
    .news-card-meta{font-size:12px;gap:10px}
    .cta-left h2{font-size:22px}
    .footer-inner{flex-direction:column;gap:20px}
}
@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none!important;transition:none!important}
    html{scroll-behavior:auto}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}