/* roulang page: index */
:root{
  --brand-950:#081d33;
  --brand-900:#0b2540;
  --brand-800:#103255;
  --brand-700:#15456f;
  --brand-500:#1f6ba8;
  --accent:#e0a02a;
  --accent-600:#c8891c;
  --accent-soft:#fdf4e2;
  --ink:#16232f;
  --ink-soft:#536576;
  --ink-muted:#7c8b9a;
  --line:#e3e9f0;
  --bg:#f5f7fa;
  --bg-alt:#eef2f7;
  --white:#ffffff;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(11,37,64,.06),0 2px 8px rgba(11,37,64,.05);
  --shadow-md:0 10px 30px rgba(11,37,64,.10);
  --shadow-lg:0 20px 50px rgba(8,29,51,.20);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;font-family:inherit;font-weight:800;color:var(--brand-900);line-height:1.4}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--accent-600)}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(31,107,168,.45);outline-offset:2px}
.site-container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;text-align:center;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#3a2604;box-shadow:0 8px 20px rgba(224,160,42,.32)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff}
.btn-outline{background:#fff;color:var(--brand-800);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.btn-dark{background:var(--brand-900);color:#fff}
.btn-dark:hover{background:var(--brand-700);color:#fff}
.btn:active{transform:translateY(0)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(11,37,64,.03)}
.site-nav{position:relative;display:flex;align-items:center;gap:24px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-800),var(--brand-500));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16.5px;font-weight:800;color:var(--brand-900);letter-spacing:.2px;white-space:nowrap}
.brand-sub{font-size:11.5px;color:var(--ink-muted);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:8px 15px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--ink-soft)}
.nav-links a:hover{background:var(--bg-alt);color:var(--brand-800)}
.nav-links a.is-active{background:var(--brand-900);color:#fff}
.nav-side{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);color:var(--ink-muted);
}
.nav-search input{border:0;background:transparent;outline:none;font-size:13.5px;width:150px;color:var(--ink)}
.nav-search input::placeholder{color:var(--ink-muted)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--brand-800);cursor:pointer;
}
.nav-toggle:hover{background:var(--bg-alt)}

/* Hero */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 420px at 12% -20%,rgba(31,107,168,.55) 0%,rgba(31,107,168,0) 62%),
    linear-gradient(155deg,#081d33 0%,#0d2b49 48%,#124267 100%);
  padding:64px 0 76px;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  font-size:12.5px;letter-spacing:.5px;color:rgba(255,255,255,.88);
}
.hero h1{font-size:clamp(25px,3.05vw,38px);line-height:1.42;margin:18px 0 18px;color:#fff;letter-spacing:.3px}
.hero-lead{font-size:15.8px;line-height:1.95;color:rgba(255,255,255,.82);margin:0 0 28px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16)}
.hero-stat strong{display:block;font-size:23px;font-weight:800;color:var(--accent);line-height:1.2}
.hero-stat span{display:block;margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.7)}

/* 资料卡 */
.dossier{background:#fff;border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-lg);min-width:0}
.dossier-cover{
  position:relative;overflow:hidden;border-radius:12px;padding:20px;
  background:linear-gradient(150deg,#0b2540,#1a5480);color:#fff;
}
.dossier-cover::after{
  content:"";position:absolute;right:-46px;bottom:-56px;width:150px;height:150px;border-radius:50%;
  background:rgba(224,160,42,.22);
}
.dossier-kicker{font-size:11.5px;letter-spacing:1.4px;text-transform:uppercase;color:rgba(255,255,255,.68)}
.dossier-cover h2{position:relative;z-index:1;font-size:17.5px;line-height:1.55;margin:8px 0 8px;color:#fff}
.dossier-cover p{position:relative;z-index:1;font-size:13px;line-height:1.8;color:rgba(255,255,255,.75);margin:0}
.dossier-body-title{margin:18px 0 10px;font-size:13px;font-weight:700;color:var(--brand-900);letter-spacing:.4px}
.dossier-list{display:grid;gap:8px}
.dossier-list li{display:flex;gap:9px;font-size:13.5px;color:var(--ink-soft);line-height:1.7;min-width:0}
.dossier-list li::before{content:"";flex:0 0 6px;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:9px}
.dossier-downloads{display:grid;gap:10px;margin-top:18px}
.dl-btn{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 16px;border-radius:10px;border:1px solid var(--line);background:var(--bg);
  font-size:14px;font-weight:600;color:var(--brand-800);min-width:0;
}
.dl-btn:hover{border-color:var(--brand-500);background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-1px);color:var(--brand-700)}
.dl-btn i{margin-right:6px;color:var(--brand-500)}
.dl-tag{font-size:11.5px;font-weight:500;color:var(--ink-muted);white-space:nowrap}
.dossier-note{margin:12px 0 0;font-size:12px;color:var(--ink-muted);line-height:1.7}

/* 板块通用 */
.section{padding:74px 0}
.section--alt{background:var(--bg)}
.section--tight{padding:56px 0}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center}
.section-head h2{font-size:clamp(21px,2.35vw,29px);line-height:1.45;margin:12px 0 14px}
.section-head p{font-size:15.5px;line-height:1.9;color:var(--ink-soft)}
.section-tag{
  display:inline-block;padding:5px 13px;border-radius:999px;background:var(--accent-soft);
  color:#8a5f11;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.section--alt .section-tag{background:#e5eef7;color:var(--brand-700)}

/* 亮点条 */
.ribbon{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.ribbon-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px;min-width:0;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.ribbon-item:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:#cfdbe7}
.ribbon-icon{
  width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent-600);font-size:16px;margin-bottom:14px;
}
.ribbon-item h3{font-size:15.5px;margin-bottom:7px}
.ribbon-item p{font-size:13.5px;color:var(--ink-soft);line-height:1.8}

/* 卡片网格 */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.site-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-width:0;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfdbe7}
.site-card h3{font-size:17px;line-height:1.5;margin:14px 0 9px}
.site-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.85}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:#eaf1f8;color:var(--brand-700);font-size:17px;
}

/* 杠杆区间 */
.lev-list{display:grid;gap:16px}
.lev-row{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;min-width:0;
}
.lev-head strong{display:block;font-size:16.5px;color:var(--brand-900)}
.lev-head span{display:block;margin-top:4px;font-size:12.5px;color:var(--ink-muted)}
.lev-bar{height:8px;border-radius:999px;background:var(--bg-alt);overflow:hidden;margin-bottom:12px}
.lev-bar i{display:block;height:100%;border-radius:999px}
.lev-bar i.lv1{width:32%;background:linear-gradient(90deg,#2f9e6f,#57bd8e)}
.lev-bar i.lv2{width:62%;background:linear-gradient(90deg,#d9a132,#efc467)}
.lev-bar i.lv3{width:92%;background:linear-gradient(90deg,#c9542f,#e8895f)}
.lev-row p{font-size:14.5px;color:var(--ink-soft);line-height:1.85}
.lev-note{margin-top:20px;font-size:13px;color:var(--ink-muted);line-height:1.8;text-align:center}

/* 路径步骤 */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;min-width:0;transition:box-shadow .2s ease,transform .2s ease;
}
.step:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  background:var(--brand-900);color:#fff;font-size:13.5px;font-weight:800;margin-bottom:14px;
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--ink-soft);line-height:1.85}

/* 误区 */
.myth{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:var(--radius);padding:22px 24px;min-width:0;
}
.myth-wrong{display:flex;gap:9px;font-size:14.5px;font-weight:700;color:#9b3c1c;margin-bottom:10px;line-height:1.7}
.myth-right{display:flex;gap:9px;font-size:14px;color:var(--ink-soft);line-height:1.9}
.myth i{flex:0 0 auto;margin-top:5px;font-size:13px}
.myth-wrong i{color:#9b3c1c}
.myth-right i{color:#2f9e6f}

/* 前后对比 */
.compare-card{border-radius:var(--radius);padding:28px;min-width:0;border:1px solid var(--line);background:#fff}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:16.5px;margin-bottom:16px}
.compare-card ul{display:grid;gap:12px}
.compare-card li{display:flex;gap:10px;font-size:14.5px;line-height:1.8;color:var(--ink-soft)}
.compare-card li i{flex:0 0 auto;margin-top:6px;font-size:12px}
.is-before{background:#fafbfc;border-color:#e6eaef}
.is-before h3{color:#6c7a89}
.is-before li i{color:#a4b0bb}
.is-after{border-color:#cfe4d7;background:#fbfefc;box-shadow:var(--shadow-sm)}
.is-after h3{color:#20794f}
.is-after li i{color:#2f9e6f}

/* 分类入口 */
.channel-card{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;
  background:linear-gradient(120deg,#0b2540,#17496f);border-radius:var(--radius-lg);
  padding:34px 38px;color:#fff;min-width:0;
}
.channel-card h3{color:#fff;font-size:21px;margin-bottom:10px}
.channel-card p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.8)}
.channel-tag{
  display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:999px;
  background:rgba(224,160,42,.18);border:1px solid rgba(224,160,42,.45);color:#f2c46a;
  font-size:12px;letter-spacing:.6px;
}

/* 资讯 */
.news-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:32px;align-items:start}
.post-list{display:grid;gap:14px}
.post-item{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;min-width:0;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.post-item:hover{border-color:#c3d6e6;box-shadow:var(--shadow-md);transform:translateY(-2px)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:9px;font-size:12.5px;color:var(--ink-muted)}
.post-cat{background:var(--accent-soft);color:#8a5f11;padding:2px 10px;border-radius:999px;font-weight:700}
.post-item h3{font-size:16.5px;line-height:1.55;margin-bottom:8px;overflow-wrap:break-word}
.post-item p{font-size:14px;color:var(--ink-soft);line-height:1.8;overflow-wrap:break-word}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-width:0}
.side-card h3{font-size:16px;margin-bottom:14px}
.side-list{display:grid;gap:12px}
.side-list li{min-width:0}
.side-list a{display:block;font-size:14px;line-height:1.7;color:var(--brand-800);overflow-wrap:break-word}
.side-list a:hover{color:var(--accent-600)}
.side-more{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:13.5px;font-weight:600;color:var(--brand-700)}
.side-more:hover{color:var(--accent-600);gap:11px}
.side-note{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--ink-muted);line-height:1.8}
.empty-tip{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:26px;font-size:14px;color:var(--ink-muted);text-align:center}

/* 指标 */
.metric-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;min-width:0;
  transition:box-shadow .2s ease,transform .2s ease;
}
.metric:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.metric strong{display:block;font-size:30px;font-weight:800;color:var(--brand-800);line-height:1.2}
.metric span{display:block;margin-top:6px;font-size:13.5px;color:var(--ink-soft)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px 20px;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item:hover{border-color:#cfdbe7;box-shadow:var(--shadow-sm)}
.faq-item summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:16px 0;font-size:15.5px;font-weight:700;color:var(--brand-900);cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:0 0 auto;font-size:19px;font-weight:600;color:var(--brand-500);line-height:1}
.faq-item[open] summary::after{content:"−";color:var(--accent-600)}
.faq-item p{padding:0 0 18px;font-size:14.5px;line-height:1.9;color:var(--ink-soft)}

/* 下载区 */
.download-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:40px;align-items:center;
  background:linear-gradient(150deg,#0b2540,#134163);border-radius:22px;padding:48px;color:#fff;min-width:0;
}
.download-wrap h2{color:#fff;font-size:clamp(21px,2.3vw,28px);line-height:1.45;margin-bottom:14px}
.download-wrap > div > p{font-size:15px;line-height:1.95;color:rgba(255,255,255,.8)}
.dl-grid{display:grid;gap:14px}
.dl-card{
  display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:14px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);min-width:0;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.dl-card:hover{background:rgba(255,255,255,.13);border-color:rgba(224,160,42,.6);transform:translateY(-2px)}
.dl-card-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(224,160,42,.18);color:#f2c46a;font-size:18px;
}
.dl-card-body{min-width:0;flex:1 1 auto}
.dl-card-body strong{display:block;font-size:15.5px;color:#fff;font-weight:700}
.dl-card-body span{display:block;font-size:12.5px;color:rgba(255,255,255,.62);margin-top:3px}
.dl-card-arrow{flex:0 0 auto;color:rgba(255,255,255,.55);font-size:14px}
.dl-card:hover .dl-card-arrow{color:var(--accent)}

/* 页脚 */
.site-footer{background:var(--brand-950);color:rgba(255,255,255,.7);padding:58px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr);gap:36px}
.brand--footer .brand-name{color:#fff}
.brand--footer .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);max-width:420px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{margin-top:36px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:grid;gap:10px}
.footer-bottom p{font-size:12.5px;line-height:1.85;color:rgba(255,255,255,.5)}

/* 响应式 */
@media (max-width:1024px){
  .nav-links{gap:2px}
  .nav-links a{padding:8px 11px;font-size:14px}
  .nav-search input{width:112px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero{padding:52px 0 60px}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ribbon{grid-template-columns:repeat(3,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-layout{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-wrap{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .nav-toggle{display:inline-flex}
  .nav-links{display:none}
  .nav-links.is-open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;top:74px;left:-20px;right:-20px;z-index:55;
    background:#fff;padding:12px 20px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);
  }
  .nav-links.is-open a{padding:11px 14px;border-radius:10px;font-size:15px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .section-head{margin-bottom:32px}
  .grid-3,.grid-2,.grid-4{grid-template-columns:1fr}
  .ribbon{grid-template-columns:repeat(2,minmax(0,1fr))}
  .nav-search{display:none}
  .lev-row{grid-template-columns:1fr;gap:14px}
  .channel-card{grid-template-columns:1fr;padding:28px}
  .hero-stats{grid-template-columns:1fr;gap:16px}
  .hero h1{font-size:24px}
  .hero-lead{font-size:15px}
}
@media (max-width:520px){
  .site-container{padding:0 16px}
  .brand-sub{display:none}
  .steps{grid-template-columns:1fr}
  .ribbon{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .download-wrap{padding:26px 20px}
  .dossier{padding:16px}
  .nav-links.is-open{left:-16px;right:-16px}
}

/* roulang page: article */
:root{
  --brand-950:#081d33;
  --brand-900:#0b2540;
  --brand-800:#103255;
  --brand-700:#15456f;
  --brand-500:#1f6ba8;
  --accent:#e0a02a;
  --accent-600:#c8891c;
  --accent-soft:#fdf4e2;
  --ink:#16232f;
  --ink-soft:#536576;
  --ink-muted:#7c8b9a;
  --line:#e3e9f0;
  --bg:#f5f7fa;
  --bg-alt:#eef2f7;
  --white:#ffffff;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(11,37,64,.06),0 2px 8px rgba(11,37,64,.05);
  --shadow-md:0 10px 30px rgba(11,37,64,.10);
  --shadow-lg:0 20px 50px rgba(8,29,51,.20);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.45;color:var(--brand-900)}
p{margin:0}
ul,ol{margin:0;padding:0}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--accent-600)}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px}

.site-container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;text-align:center;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#3a2604;box-shadow:0 8px 20px rgba(224,160,42,.32)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--brand-800);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff}
.btn:active{transform:translateY(0)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(11,37,64,.03)}
.site-nav{position:relative;display:flex;align-items:center;gap:24px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-800),var(--brand-500));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16.5px;font-weight:800;color:var(--brand-900);letter-spacing:.2px;white-space:nowrap}
.brand-sub{font-size:11.5px;color:var(--ink-muted);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:8px 15px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--ink-soft)}
.nav-links a:hover{background:var(--bg-alt);color:var(--brand-800)}
.nav-links a.is-active{background:var(--brand-900);color:#fff}
.nav-side{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);color:var(--ink-muted);
}
.nav-search input{border:0;background:transparent;outline:none;font-size:13.5px;width:150px;color:var(--ink);font-family:inherit}
.nav-search input::placeholder{color:var(--ink-muted)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--brand-800);cursor:pointer;
}
.nav-toggle:hover{background:var(--bg-alt)}

/* 文章头部 */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(820px 380px at 10% -30%,rgba(31,107,168,.55) 0%,rgba(31,107,168,0) 62%),
    linear-gradient(155deg,#081d33 0%,#0d2b49 50%,#124267 100%);
  padding:42px 0 52px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.78)}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{color:rgba(255,255,255,.34)}
.crumbs .current{color:rgba(255,255,255,.9);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.article-hero h1{font-size:clamp(24px,2.9vw,36px);line-height:1.45;color:#fff;letter-spacing:.3px}
.article-lead{margin-top:16px;font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.80);max-width:700px}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:22px;font-size:13px;color:rgba(255,255,255,.68)}
.post-cat{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  background:rgba(224,160,42,.16);border:1px solid rgba(224,160,42,.42);color:#f3cd7c;font-weight:600;
}
.post-meta i{margin-right:5px;color:rgba(255,255,255,.5)}
.hero-side{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);padding:22px}
.hero-side h2{font-size:13.5px;color:#fff;letter-spacing:.5px;margin-bottom:12px}
.hero-side ul{display:grid;gap:9px;list-style:none}
.hero-side li{display:flex;gap:9px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.76);min-width:0}
.hero-side li::before{content:"";flex:0 0 6px;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:9px}
.hero-side .side-note{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.14);font-size:12.5px;color:rgba(255,255,255,.58);line-height:1.75}

/* 主体布局 */
.article-main{padding:44px 0 68px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;align-items:start}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 36px;box-shadow:var(--shadow-sm);min-width:0}
.pull-quote{
  margin:0 0 28px;padding:20px 24px;border-left:4px solid var(--accent);
  background:var(--accent-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:15.5px;line-height:1.9;color:#7a5713;font-weight:600;
}
.prose{font-size:16.5px;line-height:1.95;color:var(--ink-soft);overflow-wrap:break-word}
.prose h2{font-size:clamp(19px,2vw,23px);color:var(--brand-900);margin:34px 0 14px;padding-left:13px;border-left:4px solid var(--accent);line-height:1.55}
.prose h3{font-size:18px;color:var(--brand-900);margin:26px 0 10px}
.prose h4{font-size:16.5px;color:var(--brand-800);margin:20px 0 8px}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin-bottom:9px}
.prose strong{color:var(--ink);font-weight:700}
.prose a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{margin:22px 0;padding:18px 22px;background:var(--bg-alt);border-left:4px solid var(--brand-500);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--brand-800)}
.prose img{margin:18px 0;border-radius:var(--radius)}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--bg-alt);color:var(--brand-900)}
.prose hr{border:0;border-top:1px solid var(--line);margin:26px 0}
.post-empty{text-align:center;padding:26px 10px 10px}
.post-empty h2{font-size:22px;margin-bottom:12px;padding:0;border:0}
.post-empty p{color:var(--ink-soft);margin-bottom:20px}

/* 侧栏 */
.side-col{display:grid;gap:18px;position:sticky;top:96px;min-width:0}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);min-width:0}
.side-card h3{font-size:14px;color:var(--brand-900);letter-spacing:.4px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--accent-600)}
.side-meta{list-style:none;display:grid;gap:10px;font-size:13.5px}
.side-meta li{display:flex;justify-content:space-between;gap:12px;color:var(--ink-soft);min-width:0}
.side-meta li span:last-child{color:var(--brand-800);font-weight:600;text-align:right;overflow-wrap:break-word}
.side-list{list-style:none;display:grid;gap:10px;font-size:13.5px;color:var(--ink-soft);line-height:1.75}
.side-list li{display:flex;gap:9px;min-width:0}
.side-list li i{color:var(--brand-500);margin-top:5px;flex:0 0 auto}
.side-dl{display:grid;gap:9px}
.side-dl a{
  display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;
  border:1px solid var(--line);background:var(--bg);font-size:13.5px;font-weight:600;color:var(--brand-800);min-width:0;
}
.side-dl a:hover{border-color:var(--brand-500);background:#fff;color:var(--brand-700);box-shadow:var(--shadow-sm)}
.side-dl a i{color:var(--brand-500)}

/* 通用板块 */
.section{padding:66px 0}
.section--alt{background:var(--bg-alt)}
.block-head{max-width:760px;margin:0 0 32px}
.block-head h2{font-size:clamp(20px,2.2vw,26px);color:var(--brand-900)}
.block-head p{margin-top:10px;color:var(--ink-soft);font-size:15px;line-height:1.9}

/* 风险三线 */
.risk-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.risk-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow-sm);min-width:0;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.risk-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfe0ee}
.risk-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent-600);font-size:17px;margin-bottom:16px;
}
.risk-card h3{font-size:16.5px;margin-bottom:10px}
.risk-card p{font-size:14.5px;line-height:1.9;color:var(--ink-soft)}

/* 核对清单 */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.check-item{
  display:flex;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 18px;min-width:0;font-size:14.5px;line-height:1.8;color:var(--ink-soft);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.check-item:hover{border-color:#cfe0ee;box-shadow:var(--shadow-sm)}
.check-item i{color:var(--brand-500);margin-top:5px;flex:0 0 auto}
.check-item strong{display:block;color:var(--brand-900);font-size:15px;margin-bottom:4px}

/* 误区 */
.myth-list{display:grid;gap:14px}
.myth-item{
  display:grid;grid-template-columns:46px minmax(0,1fr);gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;min-width:0;
  transition:box-shadow .2s ease,transform .2s ease;
}
.myth-item:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.myth-num{
  width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent-600);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.myth-item h3{font-size:16px;margin-bottom:6px}
.myth-item p{font-size:14.5px;line-height:1.85;color:var(--ink-soft)}

/* 下载区 */
.download-panel{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:34px;align-items:center;
  background:linear-gradient(140deg,#081d33 0%,#103255 55%,#15456f 100%);
  border-radius:var(--radius-lg);padding:40px;color:#fff;box-shadow:var(--shadow-lg);
}
.download-panel h2{color:#fff;font-size:clamp(20px,2.2vw,26px);margin-bottom:12px}
.download-panel p{color:rgba(255,255,255,.78);font-size:14.5px;line-height:1.9;max-width:520px}
.dl-actions{display:grid;gap:12px}
.dl-item{
  display:flex;align-items:center;gap:12px;padding:13px 18px;border-radius:12px;
  background:#fff;color:var(--brand-900);font-size:14.5px;font-weight:600;min-width:0;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease;
}
.dl-item i{color:var(--brand-500);font-size:16px;flex:0 0 auto;transition:color .2s ease}
.dl-item:hover{background:var(--accent-soft);color:var(--accent-600);transform:translateX(3px);box-shadow:0 10px 24px rgba(0,0,0,.18)}
.dl-item:hover i{color:var(--accent-600)}
.dl-sub{margin-left:auto;font-size:12px;font-weight:500;color:var(--ink-muted);white-space:nowrap}

/* 免责声明 */
.notice-box{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand-500);
  border-radius:0 var(--radius) var(--radius) 0;padding:24px 28px;
  font-size:14px;line-height:1.9;color:var(--ink-soft);
}
.notice-box h2{font-size:17px;margin-bottom:10px;border:0;padding:0}

/* 页脚 */
.site-footer{background:var(--brand-950);color:rgba(255,255,255,.72);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.7fr) repeat(2,minmax(0,1fr));gap:36px}
.brand--footer{margin-bottom:16px}
.brand--footer .brand-name{color:#fff}
.brand--footer .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.68);max-width:520px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col li a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col li a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.5);
}
.footer-bottom p{max-width:760px}

/* 响应式 */
@media (max-width:1024px){
  .article-head-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .hero-side{max-width:none}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .side-col{position:static}
  .risk-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-panel{grid-template-columns:minmax(0,1fr);padding:34px}
  .footer-grid{grid-template-columns:minmax(0,1fr) repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-links{
    display:none;position:absolute;top:100%;left:-20px;right:-20px;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 20px 18px;box-shadow:var(--shadow-md);
  }
  .nav-links.nav-open{display:flex}
  .nav-links a{padding:11px 14px;border-radius:10px}
}
@media (max-width:768px){
  .article-hero{padding:32px 0 40px}
  .article-main{padding:30px 0 48px}
  .post-card{padding:24px 20px;border-radius:var(--radius)}
  .prose{font-size:16px;line-height:1.92}
  .section{padding:48px 0}
  .risk-grid{grid-template-columns:minmax(0,1fr)}
  .check-grid{grid-template-columns:minmax(0,1fr)}
  .download-panel{padding:26px 20px;gap:24px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .brand-sub{display:none}
}
@media (max-width:520px){
  .site-container{padding:0 16px}
  .site-nav{gap:12px;min-height:66px}
  .brand-name{font-size:15.5px}
  .article-hero h1{font-size:22px;line-height:1.5}
  .article-lead{font-size:14.5px}
  .post-meta{font-size:12.5px}
  .crumbs{font-size:12px}
  .crumbs .current{max-width:200px}
  .btn{padding:11px 20px;font-size:14px}
  .dl-item{font-size:13.5px;padding:12px 14px}
  .dl-sub{display:none}
  .myth-item{grid-template-columns:38px minmax(0,1fr);padding:16px}
  .myth-num{width:38px;height:38px;font-size:13px;border-radius:10px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category1 */
:root{
  --brand-950:#081d33;
  --brand-900:#0b2540;
  --brand-800:#103255;
  --brand-700:#15456f;
  --brand-500:#1f6ba8;
  --accent:#e0a02a;
  --accent-600:#c8891c;
  --accent-soft:#fdf4e2;
  --ink:#16232f;
  --ink-soft:#536576;
  --ink-muted:#7c8b9a;
  --line:#e3e9f0;
  --bg:#f5f7fa;
  --bg-alt:#eef2f7;
  --white:#ffffff;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(11,37,64,.06),0 2px 8px rgba(11,37,64,.05);
  --shadow-md:0 10px 30px rgba(11,37,64,.10);
  --shadow-lg:0 20px 50px rgba(8,29,51,.20);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--white);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--accent-600)}
h1,h2,h3,h4{margin:0;color:var(--brand-900);font-weight:800;line-height:1.45}
p{margin:0 0 1em}
ul,ol{margin:0}
.site-container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;text-align:center;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#3a2604;box-shadow:0 8px 20px rgba(224,160,42,.32)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--brand-800);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid rgba(31,107,168,.45);outline-offset:2px}
/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(11,37,64,.03)}
.site-nav{position:relative;display:flex;align-items:center;gap:24px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-800),var(--brand-500));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16.5px;font-weight:800;color:var(--brand-900);letter-spacing:.2px;white-space:nowrap}
.brand-sub{font-size:11.5px;color:var(--ink-muted);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:8px 15px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--ink-soft)}
.nav-links a:hover{background:var(--bg-alt);color:var(--brand-800)}
.nav-links a.is-active{background:var(--brand-900);color:#fff}
.nav-side{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);color:var(--ink-muted);
}
.nav-search input{border:0;background:transparent;outline:none;font-size:13.5px;width:150px;color:var(--ink)}
.nav-search input::placeholder{color:var(--ink-muted)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--brand-800);cursor:pointer;
}
.nav-toggle:hover{background:var(--bg-alt)}
/* 分类首屏 */
.cat-hero{
  position:relative;
  color:#fff;
  background:
    radial-gradient(760px 380px at 88% -10%,rgba(224,160,42,.20) 0%,rgba(224,160,42,0) 62%),
    linear-gradient(152deg,#081d33 0%,#0d2b49 48%,#164a72 100%);
  padding:66px 0 104px;
  clip-path:polygon(0 0,100% 0,100% 100%,0 90%);
  overflow:hidden;
}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:48px;align-items:start}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.66);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:var(--accent)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  font-size:12.5px;letter-spacing:.5px;color:rgba(255,255,255,.88);
}
.cat-hero h1{margin:18px 0 18px;font-size:clamp(24px,3vw,37px);line-height:1.42;color:#fff;letter-spacing:.3px}
.cat-hero .hero-lead{font-size:15.6px;line-height:1.95;color:rgba(255,255,255,.83);max-width:640px;margin:0 0 26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.hero-tags span{
  font-size:12.5px;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.82);
}
.hero-aside{display:flex;justify-content:flex-end}
.aside-card{
  width:100%;max-width:404px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-lg);padding:26px;
}
.aside-card h2{font-size:15px;color:#fff;letter-spacing:.3px;margin:0 0 16px}
.aside-list{list-style:none;margin:0;padding:0;display:grid;gap:13px;counter-reset:q}
.aside-list li{position:relative;padding-left:34px;font-size:13.6px;line-height:1.75;color:rgba(255,255,255,.86);min-width:0}
.aside-list li::before{
  counter-increment:q;content:counter(q);
  position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:7px;
  background:rgba(224,160,42,.24);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.aside-note{margin:18px 0 0;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.6)}
/* 板块 */
.section{padding:72px 0}
.section--alt{background:var(--bg)}
.section--tight{padding:54px 0}
.section-head{max-width:800px;margin:0 auto 40px;text-align:center}
.section-head--left{margin:0 0 36px;text-align:left;max-width:780px}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--accent-600);margin-bottom:10px;text-transform:uppercase;
}
.section-head h2{font-size:clamp(20px,2.3vw,28px);line-height:1.5;margin:0 0 14px}
.section-head p{font-size:15.2px;line-height:1.9;color:var(--ink-soft);margin:0}
/* 痛点卡 */
.pain-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.pain-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.pain-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfe0ef}
.pain-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent-600);font-size:17px;margin-bottom:16px;
}
.pain-card h3{font-size:16.5px;margin:0 0 10px}
.pain-card p{font-size:14.6px;line-height:1.9;color:var(--ink-soft);margin:0}
/* 维度卡 */
.dim-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.dim-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.dim-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfe0ef}
.dim-num{font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--brand-500)}
.dim-card h3{font-size:16px;margin:0}
.dim-card p{font-size:14.4px;line-height:1.9;color:var(--ink-soft);margin:0}
.dim-card .dim-foot{font-size:12.8px;color:var(--brand-700);background:var(--bg);border-radius:8px;padding:8px 11px;margin-top:auto}
/* 杠杆测算 */
.lever-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:28px}
.lever-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);border-top:3px solid var(--brand-500);
}
.lever-card.is-warn{border-top-color:#c0392b}
.lever-card.is-mid{border-top-color:var(--accent)}
.lever-ratio{font-size:13px;font-weight:700;color:var(--ink-muted);letter-spacing:.6px}
.lever-value{font-size:30px;font-weight:800;color:var(--brand-900);line-height:1.2;margin:8px 0 4px}
.lever-card.is-warn .lever-value{color:#a8341f}
.lever-card.is-mid .lever-value{color:var(--accent-600)}
.lever-card p{font-size:13px;line-height:1.7;color:var(--ink-soft);margin:0}
.lever-note{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:var(--radius-sm);padding:18px 22px;font-size:14.4px;line-height:1.9;color:var(--ink-soft);
}
/* 流程 */
.step-list{list-style:none;padding:0;margin:0;display:grid;gap:16px;counter-reset:step}
.step-item{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);min-width:0;
}
.step-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-900);color:var(--accent);font-weight:800;font-size:16px;letter-spacing:.5px;
}
.step-item h3{font-size:16px;margin:0 0 8px}
.step-item p{font-size:14.5px;line-height:1.9;color:var(--ink-soft);margin:0}
/* 适用人群 */
.fit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.fit-col{border-radius:var(--radius);padding:26px;border:1px solid var(--line);background:#fff;min-width:0}
.fit-col h3{font-size:17px;margin:0 0 16px;display:flex;align-items:center;gap:9px}
.fit-col ul{list-style:none;padding:0;display:grid;gap:11px}
.fit-col li{display:flex;gap:10px;font-size:14.6px;line-height:1.8;color:var(--ink-soft);min-width:0}
.fit-col li i{margin-top:6px;flex:0 0 auto;font-size:12px}
.fit-col--yes li i{color:#1c7a4a}
.fit-col--no li i{color:#b0402e}
/* 清单 */
.check-panel{
  background:var(--brand-950);color:#fff;border-radius:var(--radius-lg);
  padding:38px;box-shadow:var(--shadow-md);
}
.check-panel h2{color:#fff;font-size:clamp(19px,2.1vw,25px);margin:0 0 12px}
.check-panel > p{color:rgba(255,255,255,.7);font-size:14.6px;line-height:1.9;margin:0 0 26px;max-width:760px}
.check-grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px 26px}
.check-grid li{display:flex;gap:10px;font-size:14.4px;line-height:1.8;color:rgba(255,255,255,.86);min-width:0}
.check-grid li i{color:var(--accent);margin-top:6px;flex:0 0 auto;font-size:12px}
/* 资讯列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfe0ef}
.post-card h3{font-size:16px;line-height:1.6;margin:0}
.post-card h3 a{color:var(--brand-900)}
.post-card h3 a:hover{color:var(--brand-500)}
.post-card p{font-size:14.2px;line-height:1.85;color:var(--ink-soft);margin:0}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-muted);margin-top:auto}
.post-tag{background:var(--bg-alt);color:var(--brand-700);border-radius:999px;padding:3px 11px;font-weight:600}
.empty-note{font-size:14.5px;color:var(--ink-muted);text-align:center;padding:26px 0;margin:0}
/* 下载 */
.download-panel{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px;box-shadow:var(--shadow-md);
}
.download-copy h2{font-size:clamp(19px,2.1vw,25px);margin:0 0 12px}
.download-copy p{font-size:14.6px;line-height:1.9;color:var(--ink-soft);margin:0}
.download-actions{display:grid;gap:12px}
.dl-btn{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 18px;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--bg);
  font-size:14.5px;font-weight:600;color:var(--brand-800);min-width:0;
}
.dl-btn:hover{border-color:var(--brand-500);background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-1px);color:var(--brand-700)}
.dl-btn i{margin-right:8px;color:var(--brand-500)}
.dl-tag{font-size:11.5px;font-weight:500;color:var(--ink-muted);white-space:nowrap}
/* FAQ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:0 22px;margin-bottom:12px;box-shadow:var(--shadow-sm)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 30px 18px 0;position:relative;
  font-weight:700;color:var(--brand-900);font-size:16px;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:0;top:15px;color:var(--accent-600);font-size:20px;font-weight:700}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:0 0 18px;font-size:14.6px;line-height:1.9;color:var(--ink-soft)}
.faq-body p:last-child{margin-bottom:0}
/* 收口 */
.cta-band{
  background:linear-gradient(140deg,#0b2540,#164a72);color:#fff;border-radius:var(--radius-lg);
  padding:44px 38px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band h2{color:#fff;font-size:clamp(19px,2.1vw,25px);margin:0 0 10px}
.cta-band p{color:rgba(255,255,255,.78);font-size:14.6px;line-height:1.9;margin:0;max-width:620px}
/* 页脚 */
.site-footer{background:var(--brand-950);color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr);gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
.brand--footer .brand-name{color:#fff}
.brand--footer .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.95;color:rgba(255,255,255,.66);margin:18px 0 0;max-width:420px}
.footer-col h3{font-size:14.5px;color:#fff;margin:0 0 16px;letter-spacing:.4px}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:22px;font-size:12.8px;color:rgba(255,255,255,.5)}
.footer-bottom p{margin:0;line-height:1.85;max-width:640px}
/* 响应式 */
@media (max-width:1024px){
  .nav-search{display:none}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);
    padding:10px 20px 16px;gap:2px;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:11px 14px;border-radius:10px;width:100%}
  .nav-toggle{display:inline-flex}
  .cat-hero{padding:54px 0 88px;clip-path:polygon(0 0,100% 0,100% 100%,0 94%)}
  .cat-hero-grid{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero-aside{justify-content:flex-start}
  .aside-card{max-width:100%}
  .pain-grid,.dim-grid,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lever-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-panel{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .pain-grid,.dim-grid,.post-grid,.fit-grid,.check-grid,.lever-grid{grid-template-columns:minmax(0,1fr)}
  .check-panel{padding:28px 22px}
  .cta-band{padding:30px 24px}
  .download-panel{padding:26px 22px}
  .step-item{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px 18px}
  .step-item::before{width:44px;height:44px;font-size:14px;border-radius:12px}
  .section-head h2{font-size:21px}
  .cat-hero h1{font-size:24px}
}
@media (max-width:520px){
  .site-container{padding:0 16px}
  .brand-sub{display:none}
  .brand-name{font-size:15.5px}
  .hero-tags span{font-size:12px}
  .lever-value{font-size:26px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-bottom{flex-direction:column}
  .cat-hero{padding:44px 0 76px;clip-path:polygon(0 0,100% 0,100% 100%,0 96%)}
}