/* roulang page: index */
:root{
  --c-primary:#1F4D3C;
  --c-primary-deep:#163A2D;
  --c-primary-soft:#E7EFEA;
  --c-accent:#C08A3E;
  --c-accent-soft:#F3E7D2;
  --c-terra:#A6523F;
  --c-bg:#F8F5EF;
  --c-bg-alt:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-text:#1E2420;
  --c-text-2:#5A635C;
  --c-text-3:#8A918B;
  --c-line:#E3DED4;
  --c-line-soft:#EDE8DE;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(31,45,38,.06), 0 2px 8px rgba(31,45,38,.05);
  --sh-2:0 8px 24px rgba(31,45,38,.10);
  --sh-3:0 24px 60px rgba(20,32,26,.22);
  --ff-serif:'Songti SC','Noto Serif SC','Source Han Serif SC','PingFang SC','Microsoft YaHei',serif;
  --ff-sans:'PingFang SC','HarmonyOS Sans SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--ff-sans);
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease, opacity .2s ease;}
a:hover{color:var(--c-accent);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.15em;}
h1,h2,h3,h4{margin:0;font-family:var(--ff-serif);color:var(--c-primary-deep);font-weight:600;line-height:1.35;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;}
:focus-visible{outline:3px solid rgba(31,77,60,.35);outline-offset:2px;}
.rl-wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px;}
.rl-section{padding:96px 0;}
.rl-section--alt{background:var(--c-bg-alt);}
.rl-section--tight{padding:72px 0;}
.rl-h2{font-size:clamp(22px,3vw,32px);line-height:1.35;margin:0;}
.rl-h3{font-size:19px;line-height:1.5;}
.rl-lead{color:var(--c-text-2);font-size:17px;max-width:760px;margin-top:14px;}
.rl-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.14em;color:var(--c-accent);text-transform:uppercase;font-weight:600;margin-bottom:14px;}
.rl-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.rl-sec-head .rl-bar{position:relative;padding-left:16px;}
.rl-sec-head .rl-bar::before{content:"";position:absolute;left:0;top:.28em;bottom:.22em;width:4px;border-radius:2px;background:var(--c-accent);}
.rl-more{font-size:15px;font-weight:600;white-space:nowrap;}
.rl-more i{font-size:12px;margin-left:6px;}

/* ---------- 按钮 ---------- */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-sm);
  border:1.5px solid transparent;font-size:15.5px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  text-align:center;
}
.rl-btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.rl-btn--primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.rl-btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px);}
.rl-btn--accent{background:var(--c-accent);color:var(--c-primary-deep);box-shadow:var(--sh-1);}
.rl-btn--accent:hover{background:#CE9A50;color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn--onDark{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.rl-btn--onDark:hover{background:#fff;color:var(--c-primary-deep);border-color:#fff;}
.rl-btn:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(20,32,26,.16);}
.rl-btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;}
.rl-btn--pill{border-radius:999px;}
.rl-btn--block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.rl-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;background:var(--c-accent-soft);color:#7A5320;font-size:12.5px;font-weight:600;letter-spacing:.02em;}
.rl-tagline{display:flex;flex-wrap:wrap;gap:10px;}
.rl-tagline span{display:inline-block;padding:6px 14px;border-radius:999px;border:1px solid var(--c-line);background:#fff;font-size:13.5px;color:var(--c-text-2);}

/* ---------- Header / Nav ---------- */
.rl-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line-soft);box-shadow:0 1px 6px rgba(31,45,38,.05);}
.rl-nav{display:flex;align-items:center;gap:28px;min-height:72px;}
.rl-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-serif);font-size:18px;font-weight:700;color:var(--c-primary);letter-spacing:.02em;}
.rl-logo:hover{color:var(--c-primary-deep);}
.rl-logo .rl-logo-mark{width:30px;height:30px;flex:0 0 30px;}
.rl-nav-links{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1 1 auto;}
.rl-nav-links a{position:relative;font-size:15px;color:var(--c-text);padding:8px 0;font-weight:500;}
.rl-nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.rl-nav-links a:hover{color:var(--c-primary);}
.rl-nav-links a:hover::after{transform:scaleX(1);}
.rl-nav-links a.is-active{color:var(--c-primary-deep);font-weight:700;}
.rl-nav-links a.is-active::after{transform:scaleX(1);}
.rl-nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.rl-search{display:flex;align-items:center;gap:8px;background:var(--c-bg-alt);border:1px solid transparent;border-radius:999px;height:40px;padding:0 16px;transition:border-color .2s ease,box-shadow .2s ease;}
.rl-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.14);background:#fff;}
.rl-search i{color:var(--c-text-3);font-size:13px;}
.rl-search input{border:0;background:transparent;outline:none;width:132px;font-size:14px;}
.rl-search input::placeholder{color:var(--c-text-3);}
.rl-burger{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-primary);font-size:17px;align-items:center;justify-content:center;}
.rl-drawer{position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:#fff;z-index:120;transform:translateX(102%);transition:transform .26s ease;padding:22px 22px 32px;overflow-y:auto;box-shadow:var(--sh-3);}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.rl-drawer-close{width:46px;height:46px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-primary);font-size:17px;}
.rl-drawer nav a{display:block;padding:14px 4px;font-size:16px;border-bottom:1px solid var(--c-line-soft);color:var(--c-text);}
.rl-drawer nav a.is-active{color:var(--c-primary);font-weight:700;}
.rl-mask{position:fixed;inset:0;background:rgba(20,32,26,.5);z-index:110;opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;}
.rl-mask.is-open{opacity:1;visibility:visible;}
body.rl-lock{overflow:hidden;}

/* ---------- Hero ---------- */
.rl-hero{position:relative;min-height:600px;display:flex;align-items:center;background:#163A2D url('/assets/images/backpic/back-1.webp') center/cover no-repeat;color:#fff;}
.rl-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(20,45,35,.86) 0%,rgba(20,45,35,.66) 48%,rgba(20,45,35,.42) 100%);}
.rl-hero-inner{position:relative;z-index:2;padding:96px 0 72px;max-width:660px;}
.rl-hero-inner .rl-badge{background:rgba(243,231,210,.92);color:#6E4A1C;}
.rl-hero h1{color:#fff;font-size:clamp(30px,5vw,52px);line-height:1.28;font-weight:700;margin:18px 0 18px;}
.rl-hero p.rl-sub{color:rgba(255,255,255,.86);font-size:17px;line-height:1.85;margin-bottom:30px;max-width:600px;}
.rl-hero-cta{display:flex;flex-wrap:wrap;gap:14px;}
.rl-trust{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:0;border-top:1px solid rgba(255,255,255,.16);padding:22px 0 30px;}
.rl-trust div{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.85);padding:0 22px;border-left:1px solid rgba(255,255,255,.16);}
.rl-trust div:first-child{padding-left:0;border-left:0;}
.rl-trust i{color:var(--c-accent);font-size:14px;}

/* ---------- 痛点提问 ---------- */
.rl-ask{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.rl-ask-card{background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid var(--c-primary);border-radius:var(--r-md);padding:26px 26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.rl-ask-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rl-ask-num{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:24px;border-radius:999px;background:var(--c-accent-soft);color:#7A5320;font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.06em;}
.rl-ask-card h3{margin:14px 0 8px;font-size:18px;line-height:1.5;}
.rl-ask-card p{color:var(--c-text-2);font-size:14.5px;margin:0;}

/* ---------- 方案 7/5 ---------- */
.rl-plan{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:stretch;}
.rl-plan-main{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease;}
.rl-plan-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rl-plan-main img{width:100%;height:288px;object-fit:cover;border-radius:0;}
.rl-plan-body{padding:30px 32px 32px;}
.rl-plan-body h3{font-size:22px;margin-bottom:12px;}
.rl-plan-body p{color:var(--c-text-2);font-size:15.5px;}
.rl-points{margin:18px 0 24px;display:grid;gap:10px;}
.rl-points li{display:flex;gap:10px;font-size:15px;color:var(--c-text-2);}
.rl-points i{color:var(--c-accent);font-size:13px;margin-top:7px;}
.rl-plan-side{display:grid;gap:24px;grid-template-rows:1fr 1fr;}
.rl-mini{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px;display:flex;gap:18px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.rl-mini:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rl-mini img{width:126px;height:126px;flex:0 0 126px;object-fit:cover;}
.rl-mini h3{font-size:18px;margin:6px 0 8px;}
.rl-mini p{font-size:14.5px;color:var(--c-text-2);margin:0 0 10px;}
.rl-mini a{font-size:14px;font-weight:600;}

/* ---------- 数据区 ---------- */
.rl-stats{background:var(--c-primary-deep);color:#fff;padding:72px 0;position:relative;overflow:hidden;}
.rl-stats::after{content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border:1px solid rgba(255,255,255,.10);border-radius:50%;box-shadow:0 0 0 60px rgba(255,255,255,.04);}
.rl-stats-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;}
.rl-stat .rl-num{font-family:var(--ff-serif);font-size:clamp(34px,4vw,48px);font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.15;}
.rl-stat .rl-num small{font-size:16px;margin-left:4px;color:rgba(255,255,255,.7);font-family:var(--ff-sans);}
.rl-stat span{display:block;font-size:14px;color:rgba(255,255,255,.75);margin-top:8px;}

/* ---------- 咨询横条 ---------- */
.rl-callout{background:var(--c-primary-soft);border:1px solid #D6E3DA;border-radius:20px;padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.rl-callout h2{font-size:clamp(20px,2.6vw,26px);}
.rl-callout p{margin:10px 0 0;color:var(--c-text-2);font-size:15px;}
.rl-callout-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 最新信息 ---------- */
.rl-news-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:26px;}
.rl-news-lead{grid-column:span 12;display:grid;grid-template-columns:5fr 7fr;gap:0;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.rl-news-lead:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rl-news-lead img{width:100%;height:100%;min-height:300px;object-fit:cover;border-radius:0;}
.rl-news-lead .rl-news-lead-body{padding:34px 36px;}
.rl-news-lead h3{font-size:24px;line-height:1.45;margin:14px 0 12px;}
.rl-news-lead p{color:var(--c-text-2);font-size:15px;}
.rl-news-card{grid-column:span 4;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.rl-news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rl-news-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.rl-news-card .rl-news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.rl-news-card h3{font-size:18px;line-height:1.5;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rl-news-card p{color:var(--c-text-2);font-size:14px;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.rl-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--c-text-3);margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line-soft);}
.rl-meta i{font-size:12px;color:var(--c-primary);}
.rl-empty{grid-column:span 12;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg);padding:56px 24px;text-align:center;color:var(--c-text-2);}
.rl-empty i{font-size:26px;color:var(--c-accent);display:block;margin-bottom:12px;}

/* ---------- FAQ ---------- */
.rl-faq{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;}
.rl-faq details{border-bottom:1px solid var(--c-line-soft);}
.rl-faq details:last-child{border-bottom:0;}
.rl-faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 28px;font-size:17px;font-weight:600;color:var(--c-primary-deep);transition:background-color .2s ease;}
.rl-faq summary::-webkit-details-marker{display:none;}
.rl-faq summary:hover{background:var(--c-primary-soft);}
.rl-faq summary i{transition:transform .22s ease;color:var(--c-accent);font-size:14px;}
.rl-faq details[open] summary i{transform:rotate(180deg);}
.rl-faq .rl-answer{padding:0 28px 24px;color:var(--c-text-2);font-size:15px;}

/* ---------- CTA 条 ---------- */
.rl-cta{background:var(--c-primary);color:#fff;border-radius:20px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.rl-cta h2{color:#fff;font-size:clamp(20px,2.6vw,28px);}
.rl-cta p{color:rgba(255,255,255,.8);margin:10px 0 0;font-size:15px;}
.rl-cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.rl-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:96px;}
.rl-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.rl-footer h4{color:#fff;font-size:14px;font-weight:600;letter-spacing:.04em;margin:0 0 18px;font-family:var(--ff-sans);}
.rl-footer .rl-f-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-family:var(--ff-serif);font-size:18px;font-weight:700;margin-bottom:16px;}
.rl-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);}
.rl-footer li{margin-bottom:10px;}
.rl-footer li a{font-size:14px;color:rgba(255,255,255,.78);}
.rl-footer li a:hover{color:#fff;text-decoration:underline;}
.rl-footer .rl-contact-line{display:flex;gap:10px;font-size:14px;margin-bottom:12px;}
.rl-footer .rl-contact-line i{color:var(--c-accent);margin-top:5px;}
.rl-footer-bar{margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.6);}
.rl-footer-bar a{color:rgba(255,255,255,.7);}
.rl-footer-bar a:hover{color:#fff;}
.rl-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;border:0;background:var(--c-primary);color:#fff;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease,transform .22s ease;z-index:70;}
.rl-top.is-show{opacity:1;visibility:visible;}
.rl-top:hover{transform:translateY(-2px);background:var(--c-primary-deep);}

/* ---------- 弹层表单 ---------- */
.rl-reveal{border:0;border-radius:var(--r-lg);padding:0;width:100%;max-width:600px;background:#fff;box-shadow:var(--sh-3);}
.rl-reveal .rl-modal-head{padding:28px 32px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;}
.rl-reveal .rl-modal-head h3{font-size:20px;}
.rl-reveal .rl-modal-head p{font-size:14px;color:var(--c-text-2);margin:8px 0 0;}
.rl-reveal .close-button{position:static;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);color:var(--c-primary);font-size:16px;display:flex;align-items:center;justify-content:center;background:#fff;}
.rl-form{padding:22px 32px 32px;display:grid;gap:16px;}
.rl-field label{display:block;font-size:14px;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.rl-field label .req{color:var(--c-terra);margin-left:3px;}
.rl-field input,.rl-field select,.rl-field textarea{width:100%;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#FCFBF8;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{outline:none;border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(31,77,60,.14);}
.rl-field textarea{min-height:104px;resize:vertical;}
.rl-check{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;color:var(--c-text-2);line-height:1.7;}
.rl-check input{margin-top:4px;width:16px;height:16px;flex:0 0 16px;}
.rl-form-note{font-size:12.5px;color:var(--c-text-3);}
.rl-success{display:none;padding:44px 32px 48px;text-align:center;}
.rl-success i{font-size:38px;color:var(--c-accent);margin-bottom:16px;display:block;}
.rl-success h3{font-size:20px;margin-bottom:10px;}
.rl-success p{color:var(--c-text-2);font-size:15px;}
.rl-reveal.is-done .rl-form,.rl-reveal.is-done .rl-modal-head{display:none;}
.rl-reveal.is-done .rl-success{display:block;}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;}
}

@media screen and (max-width:1199px){
  .rl-plan{grid-template-columns:1fr;}
  .rl-plan-side{grid-template-rows:auto auto;}
  .rl-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:1023px){
  .rl-nav-links,.rl-search{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-section{padding:64px 0;}
  .rl-hero{min-height:auto;}
  .rl-hero-inner{padding:72px 0 48px;}
  .rl-stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .rl-news-lead{grid-template-columns:1fr;}
  .rl-news-lead img{min-height:240px;}
  .rl-news-card{grid-column:span 6;}
  .rl-callout,.rl-cta{padding:34px 30px;}
}
@media screen and (max-width:767px){
  .rl-wrap{padding:0 20px;}
  .rl-ask{grid-template-columns:1fr;}
  .rl-mini{flex-direction:column;}
  .rl-mini img{width:100%;height:180px;flex:0 0 auto;}
  .rl-news-card{grid-column:span 12;}
  .rl-news-lead .rl-news-lead-body{padding:24px 22px 26px;}
  .rl-footer{padding-top:56px;margin-top:72px;}
  .rl-footer-grid{grid-template-columns:1fr;}
  .rl-trust{overflow-x:auto;flex-wrap:nowrap;padding-bottom:18px;}
  .rl-trust div{flex:0 0 auto;border-left:0;padding:0 18px 0 0;}
  .rl-section--tight{padding:52px 0;}
  .rl-cta-actions .rl-btn,.rl-callout-actions .rl-btn{width:100%;}
  .rl-news-lead h3{font-size:20px;}
}
@media screen and (max-width:520px){
  .rl-hero h1{font-size:29px;}
  .rl-sec-head{margin-bottom:30px;}
  .rl-stats-grid{grid-template-columns:1fr;}
  .rl-reveal .rl-modal-head,.rl-form{padding-left:20px;padding-right:20px;}
}

/* roulang page: article */
:root{
  --c-primary:#1F4D3C;
  --c-primary-deep:#163A2D;
  --c-primary-soft:#E7EFEA;
  --c-accent:#C08A3E;
  --c-accent-soft:#F3E7D2;
  --c-terra:#A6523F;
  --c-bg:#F8F5EF;
  --c-bg-alt:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-text:#1E2420;
  --c-text-2:#5A635C;
  --c-text-3:#8A918B;
  --c-line:#E3DED4;
  --c-line-soft:#EDE8DE;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(31,45,38,.06),0 2px 8px rgba(31,45,38,.05);
  --sh-2:0 8px 24px rgba(31,45,38,.10);
  --sh-3:0 24px 60px rgba(20,32,26,.22);
  --wrap:1200px;
  --font-serif:'Songti SC','Noto Serif SC','Source Han Serif SC','PingFang SC','Microsoft YaHei',serif;
  --font-sans:'PingFang SC','HarmonyOS Sans SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  font-weight:400;
}
h1,h2,h3,h4,h5,h6{
  margin:0;
  font-family:var(--font-serif);
  color:var(--c-primary-deep);
  font-weight:600;
  line-height:1.4;
}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-accent)}
button{font-family:inherit;appearance:none}
input,select,textarea{font-family:inherit}
:focus-visible{outline:3px solid rgba(31,77,60,.35);outline-offset:2px}
::selection{background:var(--c-accent-soft);color:var(--c-primary-deep)}

.grid-container{max-width:var(--wrap);margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}
.rl-wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}

/* ---------- Header ---------- */
.rl-header{
  position:sticky;top:0;z-index:40;
  background:#fff;
  border-bottom:1px solid var(--c-line-soft);
  box-shadow:0 1px 2px rgba(31,45,38,.05);
}
.rl-nav{display:flex;align-items:center;gap:24px;min-height:72px}
.rl-logo{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-serif);
  font-size:18px;font-weight:600;color:var(--c-primary);
  letter-spacing:.02em;white-space:nowrap;
}
.rl-logo:hover{color:var(--c-primary-deep)}
.rl-logo-mark{width:28px;height:28px;flex:none}
.rl-nav-links{display:flex;align-items:center;gap:4px}
.rl-nav-links a{
  position:relative;
  display:inline-flex;align-items:center;
  padding:10px 14px;border-radius:8px;
  font-size:15px;color:var(--c-text-2);
}
.rl-nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:center;transition:transform .2s ease;
}
.rl-nav-links a:hover{color:var(--c-primary);background:var(--c-bg-alt)}
.rl-nav-links a:hover::after,.rl-nav-links a.is-active::after{transform:scaleX(1)}
.rl-nav-links a.is-active{color:var(--c-primary);font-weight:600}
.rl-nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.rl-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:var(--c-bg-alt);border:1px solid transparent;border-radius:999px;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.rl-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.14)}
.rl-search i{color:var(--c-text-3);font-size:14px}
.rl-search input{
  width:168px;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--c-text);padding:0;
}
.rl-search input::placeholder{color:var(--c-text-3)}
.rl-burger{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:#fff;border-radius:10px;
  color:var(--c-primary);font-size:18px;cursor:pointer;transition:.2s ease;
}
.rl-burger:hover{background:var(--c-bg-alt)}

/* ---------- Buttons ---------- */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:1.5px solid transparent;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.rl-btn--pill{border-radius:999px;min-height:40px;padding:0 20px;font-size:14.5px}
.rl-btn--block{width:100%}
.rl-btn--primary{background:var(--c-primary);color:#fff}
.rl-btn--primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.rl-btn--accent{background:var(--c-accent);color:var(--c-primary-deep)}
.rl-btn--accent:hover{background:#CE9A4E;color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.rl-btn--ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.rl-btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px)}
.rl-btn--outline-light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.rl-btn--outline-light:hover{background:#fff;color:var(--c-primary-deep)}
.rl-btn:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(20,32,26,.18)}
.rl-btn:disabled,.rl-btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none}

/* ---------- Breadcrumb ---------- */
.rl-crumb-bar{background:#fff;border-bottom:1px solid var(--c-line-soft);padding:14px 0}
.rl-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3)}
.rl-crumb a{color:var(--c-text-3)}
.rl-crumb a:hover{color:var(--c-primary)}
.rl-crumb .sep{color:var(--c-line);font-size:12px}
.rl-crumb .is-current{color:var(--c-text-2);max-width:48ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rl-crumb .rl-crumb-cat{color:var(--c-text-2)}

/* ---------- Article hero ---------- */
.rl-article-hero{
  background:
    linear-gradient(180deg,rgba(255,255,255,.94) 0%,rgba(231,239,234,.92) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-bottom:1px solid var(--c-line-soft);
  padding:56px 0 48px;
}
.rl-badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 13px;
  border-radius:999px;background:var(--c-accent-soft);color:#7A5320;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.rl-article-title{
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.34;
  margin:16px 0 18px;
  max-width:24em;
}
.rl-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13.5px;color:var(--c-text-3)}
.rl-meta span{display:inline-flex;align-items:center;gap:7px}
.rl-meta i{color:var(--c-accent);font-size:13px}

/* ---------- Layout ---------- */
.rl-article-section{padding:56px 0 8px}
.rl-paper{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:44px 48px 40px;
}
.rl-article-body{font-size:17px;line-height:1.9;color:var(--c-text);letter-spacing:.01em;max-width:760px}
.rl-article-body h2{
  font-size:24px;line-height:1.45;
  margin:40px 0 16px;padding-left:14px;
  border-left:4px solid var(--c-accent);
}
.rl-article-body h3{font-size:19px;line-height:1.5;margin:32px 0 12px}
.rl-article-body h4{font-size:17px;margin:26px 0 10px;color:var(--c-primary)}
.rl-article-body p{margin:0 0 1.15em}
.rl-article-body ul,.rl-article-body ol{margin:0 0 1.15em;padding-left:1.4em}
.rl-article-body ul li{list-style:disc;line-height:1.8;margin-bottom:.4em}
.rl-article-body ol li{list-style:decimal;line-height:1.8;margin-bottom:.4em}
.rl-article-body blockquote{
  margin:1.6em 0;padding:20px 24px;
  background:var(--c-primary-soft);
  border-left:4px solid var(--c-accent);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-text-2);font-size:16px;
}
.rl-article-body blockquote p:last-child{margin-bottom:0}
.rl-article-body img{border-radius:var(--r-md);margin:1.6em 0 .6em;width:100%}
.rl-article-body figure{margin:1.6em 0}
.rl-article-body figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:8px}
.rl-article-body a{color:var(--c-primary);border-bottom:1px solid rgba(31,77,60,.35)}
.rl-article-body a:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}
.rl-article-body table{width:100%;border-collapse:collapse;font-size:15px;background:#fff;margin:1.4em 0}
.rl-article-body th,.rl-article-body td{border:1px solid var(--c-line);padding:10px 12px;text-align:left}
.rl-article-body th{background:var(--c-bg-alt);color:var(--c-primary-deep);font-weight:600}
.rl-article-body hr{border:0;border-top:1px solid var(--c-line-soft);margin:2em 0}

.rl-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:24px;border-top:1px dashed var(--c-line)}
.rl-tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--c-bg-alt);border:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);
  transition:.2s ease;
}
.rl-tag:hover{background:var(--c-accent-soft);border-color:#E3CFAA;color:#7A5320}
.rl-article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ---------- Empty ---------- */
.rl-empty{
  text-align:center;padding:56px 24px;border:1px dashed var(--c-line);
  border-radius:var(--r-lg);background:var(--c-bg-alt);
}
.rl-empty i{font-size:28px;color:var(--c-text-3);display:block;margin-bottom:14px}
.rl-empty p{font-size:16px;color:var(--c-text-2);margin-bottom:18px}

/* ---------- Sidebar ---------- */
.rl-side{display:flex;flex-direction:column;gap:24px;position:sticky;top:96px}
.rl-side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);
}
.rl-side-card h3{font-size:17px;margin-bottom:14px;padding-left:12px;border-left:3px solid var(--c-accent);line-height:1.4}
.rl-side-list li{border-bottom:1px solid var(--c-line-soft);padding:12px 0}
.rl-side-list li:first-child{padding-top:0}
.rl-side-list li:last-child{border-bottom:0;padding-bottom:0}
.rl-side-list a{display:flex;gap:9px;font-size:14.5px;line-height:1.7;color:var(--c-text-2)}
.rl-side-list a:hover{color:var(--c-primary)}
.rl-side-list .num{
  flex:none;font-size:12px;font-weight:700;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1.9;
}
.rl-side-cta{
  background:var(--c-primary);color:rgba(255,255,255,.86);
  border-radius:var(--r-lg);padding:26px 24px;
}
.rl-side-cta h3{color:#fff;font-size:17px;margin-bottom:8px;padding:0;border:0;line-height:1.5}
.rl-side-cta p{font-size:13.5px;line-height:1.8;margin-bottom:18px;color:rgba(255,255,255,.78)}
.rl-side-cta .rl-btn{margin-top:2px}

/* ---------- Section head ---------- */
.rl-section{padding:64px 0}
.rl-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.rl-sec-head h2{font-size:clamp(22px,3vw,32px);line-height:1.35;position:relative;padding-left:16px}
.rl-sec-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:24px;border-radius:2px;background:var(--c-accent);
}
.rl-more{font-size:14px;color:var(--c-text-2);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.rl-more:hover{color:var(--c-accent)}
.rl-more i{font-size:12px}

/* ---------- Cards ---------- */
.rl-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.rl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rl-card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-bg-alt)}
.rl-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.rl-card:hover .rl-card-thumb img{transform:scale(1.04)}
.rl-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.rl-card-body h3{font-size:18px;line-height:1.5;margin-bottom:10px}
.rl-card-body h3 a{color:var(--c-primary-deep)}
.rl-card-body h3 a:hover{color:var(--c-accent)}
.rl-card-body p{font-size:14px;line-height:1.8;color:var(--c-text-2);margin-bottom:16px;flex:1}
.rl-card-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--c-line-soft);padding-top:12px;
  font-size:13px;color:var(--c-text-3);
}
.rl-card-meta .go{color:var(--c-primary);font-weight:600;font-size:13.5px}

/* ---------- CTA ---------- */
.rl-cta-band{padding:0 0 72px}
.rl-cta-box{
  background:var(--c-primary-soft);
  border:1px solid #D6E3DA;
  border-radius:20px;
  padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.rl-cta-box h2{font-size:clamp(20px,2.4vw,28px);line-height:1.4;margin-bottom:10px}
.rl-cta-box p{font-size:15px;color:var(--c-text-2);max-width:56ch}
.rl-cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:none}

/* ---------- Footer ---------- */
.rl-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:24px}
.rl-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:32px}
.rl-f-logo{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-serif);font-size:17px;font-weight:600;color:#fff;margin-bottom:14px;
}
.rl-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:34ch}
.rl-footer h4{
  font-family:var(--font-sans);font-size:14px;font-weight:600;color:#fff;
  letter-spacing:.04em;margin:0 0 16px;
}
.rl-footer ul li{margin-bottom:10px}
.rl-footer ul li a{font-size:14px;color:rgba(255,255,255,.78)}
.rl-footer ul li a:hover{color:#fff;text-decoration:underline}
.rl-contact-line{display:flex;gap:9px;align-items:flex-start;font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.78)}
.rl-contact-line i{color:var(--c-accent);font-size:13px;margin-top:5px}
.rl-footer-bar{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:44px;padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(255,255,255,.6);
}

/* ---------- Drawer ---------- */
.rl-overlay{
  position:fixed;inset:0;background:rgba(20,32,26,.5);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:55;
}
.rl-overlay.is-open{opacity:1;visibility:visible}
.rl-drawer{
  position:fixed;top:0;right:0;width:82vw;max-width:360px;height:100%;
  background:#fff;z-index:60;display:flex;flex-direction:column;gap:18px;
  padding:20px;transform:translateX(100%);
  transition:transform .24s ease;overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0)}
.rl-drawer-head{display:flex;align-items:center;justify-content:space-between}
.rl-drawer-close{
  width:44px;height:44px;border:1px solid var(--c-line);background:#fff;border-radius:10px;
  color:var(--c-text-2);font-size:18px;cursor:pointer;
}
.rl-drawer-links{display:flex;flex-direction:column;border-top:1px solid var(--c-line-soft)}
.rl-drawer-links a{
  min-height:48px;display:flex;align-items:center;
  border-bottom:1px solid var(--c-line-soft);font-size:15px;color:var(--c-text-2);
}
.rl-drawer-links a:hover{color:var(--c-primary)}
.rl-drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  background:var(--c-bg-alt);border:1px solid transparent;border-radius:999px;
}
.rl-drawer-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.14)}
.rl-drawer-search i{color:var(--c-text-3);font-size:14px}
.rl-drawer-search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-text)}

/* ---------- Modal ---------- */
.reveal.rl-modal{
  width:min(600px,92vw);border:0;border-radius:16px;background:#fff;
  padding:34px 32px 30px;box-shadow:var(--sh-3);
}
.rl-modal h3{font-size:21px;margin-bottom:8px}
.rl-modal .rl-modal-sub{font-size:14px;color:var(--c-text-2);margin-bottom:22px;line-height:1.8}
.rl-modal .close-button{
  position:absolute;top:10px;right:10px;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  color:var(--c-text-3);font-size:22px;line-height:1;border-radius:10px;
}
.rl-modal .close-button:hover{background:var(--c-bg-alt);color:var(--c-primary)}
.rl-field{margin-bottom:16px}
.rl-field label{display:block;font-size:13.5px;font-weight:600;color:var(--c-text-2);margin-bottom:7px}
.rl-field .req{color:var(--c-terra)}
.rl-field input,.rl-field select,.rl-field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:10px;background:#fff;
  padding:11px 13px;font-size:15px;color:var(--c-text);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.rl-field textarea{min-height:92px;resize:vertical;line-height:1.8}
.rl-field select{height:44px;appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-text-3) 50%),linear-gradient(135deg,var(--c-text-3) 50%,transparent 50%);background-position:calc(100% - 19px) 19px,calc(100% - 14px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{
  border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.13);
}
.rl-field input::placeholder,.rl-field textarea::placeholder{color:var(--c-text-3)}
.rl-check{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;line-height:1.7;color:var(--c-text-3);margin-bottom:20px}
.rl-check input{margin-top:4px;width:16px;height:16px;flex:none;accent-color:var(--c-primary)}
.rl-check a{color:var(--c-primary);text-decoration:underline}
.rl-done{text-align:center;padding:14px 6px 6px}
.rl-done i{font-size:34px;color:var(--c-accent);display:block;margin-bottom:14px}
.rl-done strong{display:block;font-size:18px;color:var(--c-primary-deep);margin-bottom:8px;font-family:var(--font-serif)}
.rl-done p{font-size:14px;color:var(--c-text-2);margin-bottom:20px}

/* ---------- Back to top ---------- */
.rl-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;
  box-shadow:var(--sh-1);opacity:0;visibility:hidden;transition:.24s ease;z-index:45;
}
.rl-top.is-show{opacity:1;visibility:visible}
.rl-top:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);box-shadow:var(--sh-2)}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .rl-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:1023px){
  .rl-wrap,.grid-container{padding-left:24px;padding-right:24px}
  .rl-nav{gap:16px}
  .rl-nav-links,.rl-search{display:none}
  .rl-burger{display:inline-flex}
  .rl-nav-right{margin-left:auto}
  .rl-paper{padding:32px 26px 30px}
  .rl-side{position:static;margin-top:32px}
  .rl-cta-box{flex-direction:column;align-items:flex-start;padding:36px 32px}
  .rl-cta-actions{width:100%}
  .rl-footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rl-section{padding:56px 0}
  .rl-article-section{padding:40px 0 8px}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .rl-wrap,.grid-container{padding-left:20px;padding-right:20px}
  .rl-article-hero{padding:40px 0 34px}
  .rl-article-title{font-size:24px;line-height:1.4}
  .rl-paper{padding:24px 20px 26px;border-radius:var(--r-md)}
  .rl-article-body{font-size:16.5px;line-height:1.9}
  .rl-article-body h2{font-size:21px;margin:32px 0 14px}
  .rl-article-body h3{font-size:18px}
  .rl-article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .rl-sec-head{flex-direction:column;align-items:flex-start;gap:10px}
  .rl-cta-box{padding:28px 22px;border-radius:16px}
  .rl-cta-actions .rl-btn{flex:1}
  .rl-footer{padding-top:48px}
  .rl-footer-grid{grid-template-columns:1fr;gap:26px}
  .rl-footer-bar{flex-direction:column;gap:6px}
  .rl-crumb .is-current{max-width:26ch}
  .rl-top{right:16px;bottom:16px}
  .rl-article-actions .rl-btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --c-primary:#1F4D3C;
  --c-primary-deep:#163A2D;
  --c-primary-soft:#E7EFEA;
  --c-accent:#C08A3E;
  --c-accent-soft:#F3E7D2;
  --c-terra:#A6523F;
  --c-bg:#F8F5EF;
  --c-bg-alt:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-text:#1E2420;
  --c-text-2:#5A635C;
  --c-text-3:#8A918B;
  --c-line:#E3DED4;
  --c-line-soft:#EDE8DE;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(31,45,38,.06),0 2px 8px rgba(31,45,38,.05);
  --sh-2:0 8px 24px rgba(31,45,38,.10);
  --sh-3:0 24px 60px rgba(20,32,26,.22);
  --f-title:'Songti SC','Noto Serif SC','Source Han Serif SC','PingFang SC','Microsoft YaHei',serif;
  --f-body:'PingFang SC','HarmonyOS Sans SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
  --f-num:'DIN Alternate','Roboto Mono','PingFang SC',sans-serif;
  --pad-sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--c-text);
  background:var(--c-bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--c-accent);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
h1,h2,h3,h4{font-family:var(--f-title);color:var(--c-primary);letter-spacing:.005em;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,77,60,.22);border-radius:6px;}
.rl-wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 按钮 ---------- */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:var(--r-sm);
  border:1.5px solid transparent;background:var(--c-primary);color:#fff;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .18s ease,box-shadow .2s ease,border-color .2s ease;
  box-shadow:var(--sh-1);
}
.rl-btn:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(20,32,26,.18);}
.rl-btn[disabled],.rl-btn.is-disabled{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none;}
.rl-btn--accent{background:var(--c-accent);color:var(--c-primary-deep);}
.rl-btn--accent:hover{background:#CE9A50;color:var(--c-primary-deep);}
.rl-btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);box-shadow:none;}
.rl-btn--ghost:hover{background:#fff;color:var(--c-primary);border-color:#fff;}
.rl-btn--outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary);box-shadow:none;}
.rl-btn--outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);}
.rl-btn--pill{border-radius:999px;}
.rl-btn--block{width:100%;}

/* ---------- 导航 ---------- */
.rl-header{
  position:sticky;top:0;z-index:120;
  background:#fff;border-bottom:1px solid var(--c-line-soft);
  box-shadow:0 1px 2px rgba(31,45,38,.05);
}
.rl-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}
.rl-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:var(--c-primary);flex:0 0 auto;}
.rl-logo:hover{color:var(--c-primary-deep);}
.rl-logo-mark{width:28px;height:28px;flex:0 0 auto;}
.rl-nav-links{display:flex;align-items:center;gap:4px;}
.rl-nav-links a{
  position:relative;display:inline-block;padding:10px 14px;border-radius:8px;
  font-size:15px;color:var(--c-text);white-space:nowrap;
}
.rl-nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--c-accent);opacity:0;transition:opacity .2s ease;
}
.rl-nav-links a:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.rl-nav-links a:hover::after{opacity:1;}
.rl-nav-links a.is-active{color:var(--c-primary);font-weight:600;}
.rl-nav-links a.is-active::after{opacity:1;}
.rl-nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.rl-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:var(--c-bg-alt);border:1px solid transparent;border-radius:999px;
  transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.rl-search i{font-size:13px;color:var(--c-text-3);}
.rl-search input{
  width:150px;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-text);
}
.rl-search input::placeholder{color:var(--c-text-3);}
.rl-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.16);}
.rl-burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#fff;color:var(--c-primary);cursor:pointer;transition:background-color .2s ease;
}
.rl-burger:hover{background:var(--c-primary-soft);}

/* ---------- 移动抽屉 ---------- */
.rl-drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:380px;z-index:210;
  background:#fff;box-shadow:var(--sh-3);
  transform:translateX(100%);transition:transform .24s ease;
  display:flex;flex-direction:column;
}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--c-line-soft);}
.rl-drawer-links{display:flex;flex-direction:column;padding:8px 0;flex:1 1 auto;overflow-y:auto;}
.rl-drawer-links a{padding:0 20px;height:48px;display:flex;align-items:center;font-size:16px;color:var(--c-text);border-bottom:1px solid var(--c-line-soft);}
.rl-drawer-links a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);}
.rl-drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--c-line-soft);display:flex;flex-direction:column;gap:12px;}
.rl-drawer-veil{position:fixed;inset:0;background:rgba(20,32,26,.5);opacity:0;pointer-events:none;transition:opacity .24s ease;z-index:200;}
.rl-drawer-veil.is-open{opacity:1;pointer-events:auto;}
body.rl-lock{overflow:hidden;}

/* ---------- Hero ---------- */
.rl-hero{
  position:relative;display:flex;align-items:center;min-height:560px;
  color:#fff;background-image:linear-gradient(100deg,rgba(20,45,35,.86) 0%,rgba(20,45,35,.68) 52%,rgba(20,45,35,.52) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.rl-hero-inner{max-width:680px;padding:76px 0;}
.rl-hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(243,231,210,.16);border:1px solid rgba(243,231,210,.42);
  color:#F3E7D2;font-size:13px;letter-spacing:.04em;margin-bottom:22px;
}
.rl-hero h1{
  color:#fff;font-size:clamp(30px,5vw,52px);line-height:1.28;font-weight:700;letter-spacing:.008em;
}
.rl-hero-sub{margin-top:18px;font-size:17px;line-height:1.95;color:rgba(255,255,255,.86);max-width:600px;}
.rl-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.rl-hero-trust{
  display:flex;flex-wrap:wrap;gap:0;margin-top:44px;
  border-top:1px solid rgba(255,255,255,.18);padding-top:22px;
}
.rl-hero-trust span{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);
  padding:0 20px;border-left:1px solid rgba(255,255,255,.22);
}
.rl-hero-trust span:first-child{padding-left:0;border-left:0;}
.rl-hero-trust i{color:var(--c-accent);font-size:13px;}

/* ---------- 面包屑 ---------- */
.rl-crumb{padding:18px 0 0;font-size:13px;color:var(--c-text-3);}
.rl-crumb a{color:var(--c-text-3);}
.rl-crumb a:hover{color:var(--c-primary);text-decoration:underline;}
.rl-crumb .sep{padding:0 8px;color:var(--c-line);}
.rl-crumb .cur{color:var(--c-text-2);}

/* ---------- 板块 ---------- */
.rl-section{padding:var(--pad-sec) 0;}
.rl-section--alt{background:var(--c-bg-alt);}
.rl-sec-head{max-width:720px;margin-bottom:46px;}
.rl-sec-head h2{
  position:relative;padding-left:16px;font-size:clamp(22px,3vw,32px);line-height:1.35;font-weight:600;
}
.rl-sec-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--c-accent);
}
.rl-sec-head p{margin-top:14px;font-size:16px;color:var(--c-text-2);}

/* ---------- 引导段 ---------- */
.rl-intro{align-items:center;}
.rl-intro-text h2{font-size:clamp(22px,3vw,30px);line-height:1.4;font-weight:600;}
.rl-intro-text p{margin-top:18px;color:var(--c-text-2);font-size:16.5px;}
.rl-intro-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.rl-intro-list li{display:flex;gap:12px;font-size:15.5px;color:var(--c-text);}
.rl-intro-list i{color:var(--c-accent);margin-top:7px;font-size:13px;}
.rl-intro-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.rl-intro-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.rl-intro-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13px;color:rgba(255,255,255,.9);
  background:linear-gradient(to top,rgba(20,32,26,.78),rgba(20,32,26,0));
}

/* ---------- 卡片 ---------- */
.rl-cards{margin-left:-14px;margin-right:-14px;}
.rl-cards>.cell{padding-left:14px;padding-right:14px;margin-bottom:28px;}
.rl-card{
  height:100%;display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D9D2C4;}
.rl-card-media{position:relative;overflow:hidden;background:var(--c-bg-alt);}
.rl-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.rl-card:hover .rl-card-media img{transform:scale(1.04);}
.rl-card-badge{
  position:absolute;top:12px;left:12px;padding:4px 12px;border-radius:999px;
  background:var(--c-accent-soft);color:#6B4517;font-size:12px;font-weight:600;letter-spacing:.03em;
}
.rl-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.rl-card-body h3{font-size:19px;line-height:1.5;font-weight:600;}
.rl-card-body p{margin-top:12px;font-size:15px;color:var(--c-text-2);line-height:1.85;flex:1 1 auto;}
.rl-card-link{
  margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--c-primary);
}
.rl-card-link i{font-size:12px;transition:transform .2s ease;}
.rl-card-link:hover{color:var(--c-accent);}
.rl-card-link:hover i{transform:translateX(3px);}

/* ---------- 数据带 ---------- */
.rl-stats{
  background:var(--c-primary-deep);color:#fff;padding:64px 0;position:relative;overflow:hidden;
}
.rl-stats::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  border:38px solid rgba(255,255,255,.05);
}
.rl-stats-head{color:#fff;font-size:clamp(20px,2.4vw,26px);font-weight:600;margin-bottom:34px;}
.rl-stat{padding-right:20px;}
.rl-stat .num{
  font-family:var(--f-num);font-variant-numeric:tabular-nums;
  font-size:clamp(34px,4.4vw,50px);line-height:1.1;font-weight:700;color:var(--c-accent);
}
.rl-stat .num small{font-size:.44em;margin-left:6px;color:rgba(255,255,255,.72);font-weight:500;}
.rl-stat .lbl{margin-top:10px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.7;}

/* ---------- 咨询横条 ---------- */
.rl-consult-bar{
  background:var(--c-primary-soft);border-radius:20px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.rl-consult-bar h2{font-size:clamp(20px,2.4vw,26px);line-height:1.45;font-weight:600;}
.rl-consult-bar p{margin-top:10px;font-size:15px;color:var(--c-text-2);}
.rl-consult-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 药丸切换 ---------- */
.rl-pills{display:flex;flex-wrap:wrap;gap:12px;}
.rl-pill{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 20px;
  border:1px solid var(--c-line);border-radius:999px;background:#fff;
  font-size:15px;color:var(--c-text);transition:all .2s ease;
}
.rl-pill:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.rl-pill.is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.rl-pill.is-current:hover{color:#fff;}

/* ---------- FAQ ---------- */
.rl-faq{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.rl-faq details{border-top:1px solid var(--c-line-soft);}
.rl-faq details:first-child{border-top:0;}
.rl-faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 28px;font-size:17px;font-weight:600;color:var(--c-primary);line-height:1.6;
  transition:background-color .2s ease;
}
.rl-faq summary::-webkit-details-marker{display:none;}
.rl-faq summary:hover{background:var(--c-primary-soft);}
.rl-faq summary:focus-visible{box-shadow:inset 0 0 0 3px rgba(31,77,60,.2);}
.rl-faq summary .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--c-line);
  display:inline-flex;align-items:center;justify-content:center;font-size:11px;color:var(--c-accent);
  transition:transform .22s ease,background-color .22s ease;
}
.rl-faq details[open] summary .ico{transform:rotate(180deg);background:var(--c-accent-soft);}
.rl-faq .ans{padding:0 28px 24px;font-size:15px;color:var(--c-text-2);line-height:1.9;max-width:900px;}

/* ---------- CTA ---------- */
.rl-cta{
  background:var(--c-primary-deep);border-radius:20px;padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;color:#fff;
}
.rl-cta h2{color:#fff;font-size:clamp(20px,2.4vw,28px);line-height:1.45;font-weight:600;}
.rl-cta p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.78);max-width:620px;}
.rl-cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.rl-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:66px 0 0;margin-top:0;}
.rl-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:46px;}
.rl-footer h4{color:#fff;font-size:14px;font-weight:600;letter-spacing:.04em;margin-bottom:18px;font-family:var(--f-body);}
.rl-f-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:600;margin-bottom:16px;}
.rl-footer p{font-size:14px;line-height:1.9;}
.rl-footer ul li{margin-bottom:10px;}
.rl-footer ul a{font-size:14px;color:rgba(255,255,255,.78);}
.rl-footer ul a:hover{color:#fff;text-decoration:underline;}
.rl-contact-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.75;margin-bottom:12px;}
.rl-contact-line i{color:var(--c-accent);margin-top:5px;font-size:13px;}
.rl-footer-bar{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.62);
}

/* ---------- 弹层 ---------- */
.rl-modal{position:fixed;inset:0;z-index:300;display:none;}
.rl-modal.is-open{display:block;}
.rl-modal-veil{position:absolute;inset:0;background:rgba(20,32,26,.5);}
.rl-modal-card{
  position:relative;margin:6vh auto 0;width:min(600px,calc(100% - 40px));
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-3);
  padding:32px 34px 34px;max-height:88vh;overflow-y:auto;
}
.rl-modal-card h2{font-size:22px;font-weight:600;}
.rl-modal-card .sub{margin-top:10px;font-size:14px;color:var(--c-text-2);}
.rl-modal-close{
  position:absolute;top:14px;right:14px;width:44px;height:44px;border:0;border-radius:50%;
  background:var(--c-bg-alt);color:var(--c-text-2);cursor:pointer;font-size:16px;
  display:inline-flex;align-items:center;justify-content:center;transition:background-color .2s ease;
}
.rl-modal-close:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.rl-form{margin-top:24px;display:flex;flex-direction:column;gap:16px;}
.rl-field label{display:block;font-size:14px;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.rl-field .req{color:var(--c-terra);margin-left:4px;}
.rl-field input,.rl-field select,.rl-field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#fff;font-size:15px;line-height:1.6;transition:border-color .2s ease,box-shadow .2s ease;
}
.rl-field textarea{min-height:96px;resize:vertical;}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.16);
}
.rl-check{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:var(--c-text-2);line-height:1.7;}
.rl-check input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--c-primary);}
.rl-success{display:none;text-align:center;padding:26px 0 8px;}
.rl-success .ok{
  width:64px;height:64px;border-radius:50%;background:var(--c-accent-soft);color:var(--c-primary-deep);
  display:inline-flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;
}
.rl-success h3{font-size:20px;margin-bottom:10px;}
.rl-success p{font-size:14.5px;color:var(--c-text-2);margin-bottom:22px;}
.rl-modal.is-done .rl-form,.rl-modal.is-done .rl-modal-head{display:none;}
.rl-modal.is-done .rl-success{display:block;}

/* ---------- 返回顶部 ---------- */
.rl-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;border:0;
  background:var(--c-primary);color:#fff;cursor:pointer;box-shadow:var(--sh-2);
  display:none;align-items:center;justify-content:center;font-size:16px;z-index:150;
  transition:background-color .2s ease,transform .2s ease;
}
.rl-top.is-show{display:inline-flex;}
.rl-top:hover{background:var(--c-primary-deep);transform:translateY(-2px);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--pad-sec:76px;}
  .rl-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  .rl-wrap{padding:0 24px;}
  .rl-nav-links{display:none;}
  .rl-search{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-hero{min-height:480px;}
  .rl-hero-inner{padding:60px 0;}
  .rl-hero-trust{overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;}
  .rl-hero-trust span{padding:0 16px;white-space:nowrap;}
  .rl-consult-bar{flex-direction:column;align-items:flex-start;padding:36px 32px;}
  .rl-cta{flex-direction:column;align-items:flex-start;padding:38px 32px;}
  .rl-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rl-top{right:16px;bottom:16px;}
}
@media (max-width:639px){
  :root{--pad-sec:48px;}
  .rl-wrap{padding:0 20px;}
  body{font-size:16px;}
  .rl-nav{min-height:64px;}
  .rl-logo{font-size:16px;}
  .rl-hero{min-height:440px;background-image:linear-gradient(180deg,rgba(20,45,35,.88) 0%,rgba(20,45,35,.72) 60%,rgba(20,45,35,.82) 100%),url('/assets/images/backpic/back-1.webp');}
  .rl-hero-actions .rl-btn{width:100%;}
  .rl-sec-head{margin-bottom:32px;}
  .rl-card-body{padding:18px 20px 22px;}
  .rl-stats{padding:48px 0;}
  .rl-stat{margin-bottom:26px;padding-right:12px;}
  .rl-consult-bar{padding:28px 22px;border-radius:16px;}
  .rl-consult-actions .rl-btn{width:100%;}
  .rl-cta{padding:30px 22px;border-radius:16px;}
  .rl-cta-actions .rl-btn{width:100%;}
  .rl-faq summary{padding:18px 20px;font-size:16px;}
  .rl-faq .ans{padding:0 20px 20px;}
  .rl-footer{padding-top:48px;}
  .rl-footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .rl-footer-bar{flex-direction:column;align-items:flex-start;gap:8px;}
  .rl-modal-card{padding:26px 20px 28px;margin-top:4vh;}
  .rl-cards>.cell{margin-bottom:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --c-primary:#1F4D3C;
  --c-primary-deep:#163A2D;
  --c-primary-soft:#E7EFEA;
  --c-accent:#C08A3E;
  --c-accent-soft:#F3E7D2;
  --c-terra:#A6523F;
  --c-bg:#F8F5EF;
  --c-bg-alt:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-text:#1E2420;
  --c-text-2:#5A635C;
  --c-text-3:#8A918B;
  --c-line:#E3DED4;
  --c-line-soft:#EDE8DE;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(31,45,38,.06),0 2px 8px rgba(31,45,38,.05);
  --sh-2:0 8px 24px rgba(31,45,38,.10);
  --sh-3:0 24px 60px rgba(20,32,26,.22);
  --ff-serif:'Songti SC','Noto Serif SC','Source Han Serif SC','PingFang SC','Microsoft YaHei',serif;
  --ff-sans:'PingFang SC','HarmonyOS Sans SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ff-sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--ff-serif);color:var(--c-text);margin:0;font-weight:600;line-height:1.35}
h1{font-size:clamp(30px,5vw,52px);line-height:1.28;font-weight:700}
h2{font-size:clamp(22px,3vw,32px)}
h3{font-size:19px;line-height:1.5}
h4{font-size:16px;line-height:1.5}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-accent)}
ul,ol{margin:0 0 1.15em;padding-left:1.15em}
li{margin-bottom:.4em}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;margin:0}
button{cursor:pointer}
:focus{outline:none}
:focus-visible{outline:3px solid rgba(31,77,60,.28);outline-offset:2px;border-radius:6px}
.rl-wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px}
.rl-section{padding:96px 0}
.rl-section--alt{background:var(--c-bg-alt)}
.rl-section--tight{padding:64px 0}
.rl-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--c-accent);font-weight:600;text-transform:uppercase;margin-bottom:14px}
.rl-eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);display:inline-block}
.rl-sec-head{max-width:720px;margin-bottom:44px}
.rl-sec-head h2{position:relative;padding-left:16px;margin-bottom:14px}
.rl-sec-head h2::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:1.1em;border-radius:2px;background:var(--c-accent)}
.rl-lead{font-size:17px;color:var(--c-text-2);line-height:1.9}

/* 导航 */
.rl-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line-soft);box-shadow:0 2px 10px rgba(31,45,38,.04)}
.rl-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.rl-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:var(--c-primary);font-family:var(--ff-serif);letter-spacing:.02em}
.rl-logo:hover{color:var(--c-primary)}
.rl-logo-mark{width:28px;height:28px;flex:0 0 28px}
.rl-nav-links{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.rl-nav-links a{position:relative;display:inline-flex;align-items:center;height:74px;padding:0 14px;font-size:15px;color:var(--c-text-2);font-weight:500}
.rl-nav-links a::after{content:"";position:absolute;left:14px;right:14px;bottom:18px;height:2px;border-radius:2px;background:var(--c-accent);transform:scaleX(0);transition:transform .2s ease}
.rl-nav-links a:hover{color:var(--c-primary)}
.rl-nav-links a:hover::after{transform:scaleX(1)}
.rl-nav-links a.is-active{color:var(--c-primary);font-weight:600}
.rl-nav-links a.is-active::after{transform:scaleX(1)}
.rl-nav-right{display:flex;align-items:center;gap:12px}
.rl-search{display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-pill);background:var(--c-bg-alt);border:1px solid transparent;transition:border-color .2s,box-shadow .2s,background .2s}
.rl-search i{font-size:13px;color:var(--c-text-3)}
.rl-search input[type="search"]{border:0;background:transparent;height:38px;width:150px;font-size:14px;padding:0;box-shadow:none}
.rl-search input[type="search"]::placeholder{color:var(--c-text-3)}
.rl-search:focus-within{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(31,77,60,.14)}
.rl-search input[type="search"]:focus{box-shadow:none;border:0;background:transparent}
.rl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--r-sm);border:1.5px solid var(--c-primary);background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;line-height:1;transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease}
.rl-btn:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.rl-btn:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18)}
.rl-btn:focus-visible{outline:3px solid rgba(31,77,60,.28);outline-offset:2px}
.rl-btn:disabled{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none}
.rl-btn--pill{border-radius:var(--r-pill);min-height:42px;padding:0 20px;font-size:14px}
.rl-btn--accent{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-primary-deep)}
.rl-btn--accent:hover{background:#C99244;border-color:#C99244;color:var(--c-primary-deep)}
.rl-btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.rl-btn--ghost:hover{background:var(--c-primary);color:#fff}
.rl-btn--light{background:transparent;color:#fff;border-color:rgba(255,255,255,.72)}
.rl-btn--light:hover{background:#fff;color:var(--c-primary);border-color:#fff}
.rl-burger{display:none;align-items:center;justify-content:center;width:46px;height:46px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;color:var(--c-primary);font-size:18px}
.rl-burger:hover{background:var(--c-primary-soft)}

/* 移动端抽屉 */
.rl-mask{position:fixed;inset:0;background:rgba(20,32,26,.5);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:70}
.rl-mask.is-open{opacity:1;visibility:visible}
.rl-drawer{position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:#fff;z-index:80;transform:translateX(102%);transition:transform .24s ease;display:flex;flex-direction:column;padding:22px 22px 28px;overflow-y:auto}
.rl-drawer.is-open{transform:translateX(0)}
.rl-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.rl-drawer-close{width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-line);background:#fff;color:var(--c-primary);font-size:18px}
.rl-drawer nav{display:flex;flex-direction:column}
.rl-drawer nav a{display:flex;align-items:center;height:48px;font-size:16px;color:var(--c-text-2);border-bottom:1px solid var(--c-line-soft)}
.rl-drawer nav a.is-active{color:var(--c-primary);font-weight:600}
.rl-drawer .rl-search{margin-top:20px;width:100%}
.rl-drawer .rl-search input[type="search"]{width:100%}
.rl-drawer .rl-btn{margin-top:14px;width:100%}

/* 标题带 */
.rl-pagehead{position:relative;background:var(--c-primary-soft);border-bottom:1px solid var(--c-line);overflow:hidden}
.rl-pagehead::after{content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;border:1px solid rgba(31,77,60,.14);box-shadow:0 0 0 50px rgba(31,77,60,.05),0 0 0 100px rgba(31,77,60,.03);pointer-events:none}
.rl-pagehead .rl-wrap{position:relative;z-index:2;padding-top:64px;padding-bottom:64px;max-width:1080px}
.rl-pagehead h1{max-width:760px;margin-bottom:18px}
.rl-pagehead p{max-width:680px;font-size:17px;color:var(--c-text-2)}
.rl-pagehead-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.rl-trust{display:flex;flex-wrap:wrap;gap:0;margin-top:34px;border-top:1px solid rgba(31,77,60,.14);padding-top:22px}
.rl-trust-item{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--c-text-2);padding-right:26px;margin-right:26px;border-right:1px solid rgba(31,77,60,.16)}
.rl-trust-item:last-child{border-right:0;margin-right:0;padding-right:0}
.rl-trust-item i{color:var(--c-accent);font-size:14px}

/* 面包屑 */
.rl-crumb-bar{background:var(--c-bg);border-bottom:1px solid var(--c-line-soft)}
.rl-crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-text-3);padding:14px 0}
.rl-crumb a{color:var(--c-text-2)}
.rl-crumb a:hover{color:var(--c-primary)}
.rl-crumb span.sep{color:var(--c-text-3);opacity:.7}
.rl-crumb .current{color:var(--c-text-3)}

/* 引导段 */
.rl-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.rl-split-figure{margin:0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--c-line)}
.rl-split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.rl-split-figure figcaption{font-size:13px;color:var(--c-text-3);text-align:center;padding:12px 16px;background:var(--c-surface);border-top:1px solid var(--c-line-soft)}
.rl-checklist{list-style:none;padding:0;margin:22px 0 0}
.rl-checklist li{position:relative;padding-left:30px;margin-bottom:14px;font-size:16px;color:var(--c-text-2);line-height:1.8}
.rl-checklist li::before{content:"";position:absolute;left:0;top:.62em;width:14px;height:14px;border-radius:50%;background:var(--c-accent-soft);border:1px solid var(--c-accent)}
.rl-checklist li::after{content:"";position:absolute;left:5px;top:.86em;width:4px;height:7px;border-right:2px solid var(--c-accent);border-bottom:2px solid var(--c-accent);transform:rotate(42deg)}
.rl-quote{margin:26px 0 0;padding:18px 22px;background:var(--c-primary-soft);border-left:4px solid var(--c-accent);border-radius:0 var(--r-md) var(--r-md) 0;font-size:15px;color:var(--c-text-2)}

/* 时间线 */
.rl-timeline{list-style:none;margin:0;padding:0;position:relative}
.rl-timeline::before{content:"";position:absolute;left:11px;top:10px;bottom:14px;width:2px;background:rgba(31,77,60,.18)}
.rl-step{position:relative;padding-bottom:32px}
.rl-step:last-child{padding-bottom:0}
.rl-step::before{content:"";position:absolute;left:2px;top:8px;width:20px;height:20px;border-radius:50%;background:var(--c-surface);border:2px solid var(--c-primary);box-shadow:0 0 0 4px var(--c-bg)}
.rl-step.is-current::before{border-color:var(--c-accent);background:var(--c-accent-soft);box-shadow:0 0 0 4px var(--c-bg, #F8F5EF)}
.rl-step-inner{padding-left:48px}
.rl-step-no{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);background:var(--c-accent-soft);color:#6B4A18;font-size:12px;font-weight:600;letter-spacing:.06em;margin-bottom:10px;font-variant-numeric:tabular-nums}
.rl-step h3{margin-bottom:8px}
.rl-step p{color:var(--c-text-2);font-size:15.5px;max-width:680px}
.rl-textlink{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);margin-top:6px}
.rl-textlink i{font-size:12px;transition:transform .2s ease}
.rl-textlink:hover{color:var(--c-accent)}
.rl-textlink:hover i{transform:translateX(3px)}

/* 卡片 */
.rl-cols{display:grid;gap:26px}
.rl-cols--2{grid-template-columns:repeat(2,1fr)}
.rl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.rl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6CFC1}
.rl-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rl-card-body{padding:24px 26px 28px}
.rl-card-body h3{margin-bottom:10px}
.rl-card-body p{font-size:15px;color:var(--c-text-2)}
.rl-badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);background:var(--c-accent-soft);color:#6B4A18;font-size:12px;font-weight:600;margin-bottom:12px}
.rl-badge--terracotta{background:#F2E2DD;color:#7C3A2B}

/* 数据区 */
.rl-stats{background:var(--c-primary-deep);color:#fff;position:relative;overflow:hidden}
.rl-stats::before{content:"";position:absolute;left:-120px;bottom:-220px;width:520px;height:520px;border-radius:50%;border:1px solid rgba(255,255,255,.08);box-shadow:0 0 0 60px rgba(255,255,255,.04);pointer-events:none}
.rl-stats .rl-wrap{position:relative;z-index:2}
.rl-stats h2{color:#fff;margin-bottom:12px}
.rl-stats .rl-lead{color:rgba(255,255,255,.78)}
.rl-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:44px}
.rl-stat{border-left:1px solid rgba(255,255,255,.18);padding-left:20px}
.rl-stat-num{font-size:clamp(32px,3.4vw,48px);font-weight:700;color:var(--c-accent);line-height:1.1;font-variant-numeric:tabular-nums;font-family:var(--ff-sans)}
.rl-stat-label{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.78)}

/* FAQ */
.rl-faq{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:6px 28px}
.rl-faq details{border-bottom:1px solid var(--c-line-soft)}
.rl-faq details:last-child{border-bottom:0}
.rl-faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:44px;padding:22px 0;font-size:17px;font-weight:600;color:var(--c-primary);font-family:var(--ff-serif)}
.rl-faq summary::-webkit-details-marker{display:none}
.rl-faq summary::after{content:"+";font-family:var(--ff-sans);font-size:20px;font-weight:400;color:var(--c-accent);line-height:1;transition:transform .2s ease;flex:0 0 auto}
.rl-faq details[open] summary::after{transform:rotate(45deg)}
.rl-faq .rl-faq-body{padding:0 0 22px;font-size:15px;color:var(--c-text-2);max-width:820px}

/* CTA 条 */
.rl-cta{background:var(--c-primary);border-radius:20px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;position:relative;overflow:hidden}
.rl-cta::after{content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.16);box-shadow:0 0 0 40px rgba(255,255,255,.05);pointer-events:none}
.rl-cta h2{color:#fff;margin-bottom:10px}
.rl-cta p{color:rgba(255,255,255,.82);font-size:15px;max-width:560px}
.rl-cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;position:relative;z-index:2}
.rl-cta > div{position:relative;z-index:2}

/* 弹层 */
.reveal.rl-modal{width:min(92vw,560px);border:0;border-radius:var(--r-lg);padding:0;background:var(--c-surface);box-shadow:var(--sh-3)}
.rl-modal-inner{padding:32px 34px 34px}
.rl-modal-inner h3{margin-bottom:8px}
.rl-modal-inner > p{font-size:14px;color:var(--c-text-2);margin-bottom:22px}
.rl-field{display:block;margin-bottom:16px}
.rl-field > span{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--c-text)}
.rl-field .req{color:var(--c-terra);margin-left:2px}
.rl-field input,.rl-field select,.rl-field textarea{width:100%;border:1px solid var(--c-line);background:var(--c-bg);border-radius:var(--r-sm);padding:11px 14px;font-size:15px;line-height:1.6;box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.rl-field textarea{min-height:88px;resize:vertical}
.rl-field input:focus,.rl-field select:focus,.rl-field textarea:focus{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(31,77,60,.14);outline:none}
.rl-consent{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:var(--c-text-3);line-height:1.7;margin-bottom:20px}
.rl-consent input{margin-top:3px;flex:0 0 auto;width:16px;height:16px;accent-color:var(--c-primary)}
.rl-consent a{color:var(--c-primary);text-decoration:underline}
.rl-modal-submit{width:100%}
.rl-modal-close{position:absolute;top:14px;right:14px;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);font-size:16px;line-height:1;display:inline-flex;align-items:center;justify-content:center}
.rl-modal-close:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.rl-form-success{display:none;text-align:center;padding:18px 0 6px}
.rl-form-success i{font-size:34px;color:var(--c-accent);margin-bottom:14px;display:block}
.rl-form-success p{font-size:15px;color:var(--c-text-2)}
.rl-modal-inner.is-done form{display:none}
.rl-modal-inner.is-done .rl-form-success{display:block}

/* 页脚 */
.rl-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:96px}
.rl-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.rl-f-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-serif);font-size:18px;font-weight:600;color:#fff;margin-bottom:16px}
.rl-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72)}
.rl-footer h4{font-size:14px;letter-spacing:.04em;color:#fff;margin-bottom:16px}
.rl-footer ul{list-style:none;padding:0;margin:0}
.rl-footer li{margin-bottom:10px}
.rl-footer a{color:rgba(255,255,255,.78);font-size:14px}
.rl-footer a:hover{color:#fff;text-decoration:underline}
.rl-contact-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.78)}
.rl-contact-line i{color:var(--c-accent);font-size:14px;margin-top:.36em}
.rl-footer-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:rgba(255,255,255,.6)}

/* 返回顶部 */
.rl-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-primary);box-shadow:var(--sh-2);display:inline-flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease;z-index:50}
.rl-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.rl-top:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}

@media (max-width:1023px){
  .rl-nav-links,.rl-nav-right .rl-search{display:none}
  .rl-burger{display:inline-flex}
  .rl-section{padding:64px 0}
  .rl-split{grid-template-columns:1fr;gap:32px}
  .rl-cols--2{grid-template-columns:1fr}
  .rl-stat-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .rl-footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .rl-cta{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .rl-pagehead .rl-wrap{padding-top:44px;padding-bottom:48px}
}
@media (max-width:639px){
  .rl-wrap{padding:0 20px}
  .rl-nav{height:64px}
  .rl-nav-links a{height:64px}
  .rl-logo{font-size:16px}
  .rl-section{padding:48px 0}
  .rl-pagehead-actions .rl-btn{width:100%}
  .rl-trust{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .rl-trust-item{border-right:0;margin-right:22px;padding-right:0;white-space:nowrap}
  .rl-stat-grid{grid-template-columns:1fr}
  .rl-stat{border-left:0;border-top:1px solid rgba(255,255,255,.18);padding:16px 0 0}
  .rl-faq{padding:4px 18px}
  .rl-faq summary{font-size:16px}
  .rl-step-inner{padding-left:40px}
  .rl-footer-grid{grid-template-columns:1fr}
  .rl-cta-actions{width:100%}
  .rl-cta-actions .rl-btn{width:100%}
  .rl-modal-inner{padding:26px 20px 26px}
  .rl-footer{margin-top:64px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category3 */
:root{
  --c-primary:#1F4D3C;
  --c-primary-deep:#163A2D;
  --c-primary-soft:#E7EFEA;
  --c-accent:#C08A3E;
  --c-accent-soft:#F3E7D2;
  --c-terra:#A6523F;
  --c-bg:#F8F5EF;
  --c-bg-alt:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-text:#1E2420;
  --c-text-2:#5A635C;
  --c-text-3:#8A918B;
  --c-line:#E3DED4;
  --c-line-soft:#EDE8DE;
  --r-xl:20px;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(31,45,38,.06),0 2px 8px rgba(31,45,38,.05);
  --sh-2:0 8px 24px rgba(31,45,38,.10);
  --sh-3:0 24px 60px rgba(20,32,26,.22);
  --font-serif:'Songti SC','Noto Serif SC','Source Han Serif SC','PingFang SC','Microsoft YaHei',serif;
  --font-sans:'PingFang SC','HarmonyOS Sans SC','Hiragino Sans GB','Microsoft YaHei','Source Han Sans SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border-radius:var(--r-md);}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-accent);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid rgba(31,77,60,.22);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--c-primary-deep);margin:0;font-weight:600;}
h1{font-size:clamp(30px,5vw,52px);line-height:1.28;font-weight:700;}
h2{font-size:clamp(22px,3vw,32px);line-height:1.35;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}

.rl-wrap{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- Header ---------- */
.rl-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--c-line-soft);
  box-shadow:0 1px 2px rgba(31,45,38,.05);
}
.rl-nav{display:flex;align-items:center;gap:28px;min-height:72px;}
.rl-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:18px;font-weight:600;color:var(--c-primary);flex:0 0 auto;}
.rl-logo-mark{width:28px;height:28px;flex:0 0 auto;}
.rl-logo span{white-space:nowrap;}
.rl-nav-links{display:flex;align-items:center;gap:22px;margin-left:8px;}
.rl-nav-links a{
  position:relative;font-size:15px;color:var(--c-text-2);padding:6px 2px 10px;
}
.rl-nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--c-primary);opacity:0;transition:opacity .2s ease;
}
.rl-nav-links a:hover{color:var(--c-primary);}
.rl-nav-links a:hover::after{opacity:.45;}
.rl-nav-links a.is-active{color:var(--c-primary);font-weight:600;}
.rl-nav-links a.is-active::after{opacity:1;}
.rl-nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.rl-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-bg-alt);border:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.rl-search i{color:var(--c-text-3);font-size:13px;}
.rl-search input{
  border:0;background:transparent;outline:none;width:170px;
  font-family:inherit;font-size:14px;color:var(--c-text);
}
.rl-search input::placeholder{color:var(--c-text-3);}
.rl-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.14);}
.rl-burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--c-line);color:var(--c-primary);font-size:17px;
}

/* ---------- Buttons ---------- */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-sm);border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1.4;text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.rl-btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.rl-btn--primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn--primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
.rl-btn--ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.rl-btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn--accent{background:var(--c-accent);color:var(--c-primary-deep);box-shadow:var(--sh-1);}
.rl-btn--accent:hover{background:#CE9A50;color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-btn--accent:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.15);}
.rl-btn--pill{border-radius:var(--r-pill);padding:10px 22px;font-size:14.5px;}
.rl-btn--onDark{background:transparent;color:#fff;border-color:rgba(255,255,255,.62);}
.rl-btn--onDark:hover{background:#fff;color:var(--c-primary-deep);border-color:#fff;transform:translateY(-1px);}
.rl-btn--block{width:100%;}
.rl-btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;}

/* ---------- Hero ---------- */
.rl-hero{
  position:relative;
  min-height:580px;
  display:flex;align-items:center;
  background-image:linear-gradient(rgba(20,45,35,.62),rgba(20,45,35,.72)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:#fff;
  border-radius:0 0 var(--r-xl) var(--r-xl);
  overflow:hidden;
}
.rl-hero__inner{padding:104px 0 88px;max-width:640px;}
.rl-hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(243,231,210,.16);border:1px solid rgba(243,231,210,.34);
  color:var(--c-accent-soft);font-size:13px;letter-spacing:.04em;margin-bottom:22px;
}
.rl-hero h1{color:#fff;margin-bottom:20px;}
.rl-hero__sub{font-size:17px;color:rgba(255,255,255,.86);max-width:560px;margin-bottom:32px;}
.rl-hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.rl-hero__trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:0;
  border-top:1px solid rgba(255,255,255,.2);padding-top:20px;
}
.rl-hero__trust span{
  font-size:14px;color:rgba(255,255,255,.82);padding:0 20px;position:relative;
}
.rl-hero__trust span:first-child{padding-left:0;}
.rl-hero__trust span+span::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:14px;background:rgba(255,255,255,.28);
}
.rl-hero__trust i{color:var(--c-accent);margin-right:7px;}

/* ---------- Section shell ---------- */
.rl-section{padding:96px 0;}
.rl-section--alt{background:var(--c-bg-alt);}
.rl-section__head{max-width:720px;margin-bottom:44px;}
.rl-section__head h2{margin-bottom:14px;padding-left:16px;position:relative;}
.rl-section__head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--c-accent);
}
.rl-section__head p{color:var(--c-text-2);font-size:16px;}
.rl-section__head--center{margin-left:auto;margin-right:auto;text-align:center;}
.rl-section__head--center h2{padding-left:0;}
.rl-section__head--center h2::before{display:none;}

/* ---------- Breadcrumb ---------- */
.rl-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-text-3);padding:20px 0 0;
}
.rl-crumb a{color:var(--c-text-2);}
.rl-crumb a:hover{color:var(--c-accent);}
.rl-crumb .sep{color:var(--c-text-3);}
.rl-crumb .cur{color:var(--c-text-2);}

/* ---------- Intro split ---------- */
.rl-intro{align-items:center;}
.rl-intro__media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-1);}
.rl-intro__body h2{margin-bottom:16px;}
.rl-intro__list{margin-top:24px;display:grid;gap:12px;}
.rl-intro__list li{
  display:flex;gap:10px;align-items:flex-start;
  background:#fff;border:1px solid var(--c-line);border-left:3px solid var(--c-accent);
  border-radius:var(--r-md);padding:12px 16px;font-size:15px;color:var(--c-text-2);
  box-shadow:var(--sh-1);
}
.rl-intro__list i{color:var(--c-accent);margin-top:6px;font-size:13px;}

/* ---------- Feature cards (7/5 staggered) ---------- */
.rl-feature{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:28px;margin-bottom:32px;
  transition:box-shadow .2s ease,transform .2s ease;
}
.rl-feature:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.rl-feature__media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);}
.rl-feature__tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#7A4E12;font-size:12.5px;font-weight:600;margin-bottom:14px;
}
.rl-feature h3{font-size:20px;margin-bottom:12px;}
.rl-feature p{color:var(--c-text-2);font-size:15.5px;}
.rl-feature__points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.rl-feature__points span{
  font-size:13px;color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 12px;border-radius:var(--r-pill);
}

/* ---------- Table ---------- */
.rl-table-wrap{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.rl-table-scroll{overflow-x:auto;}
table.rl-table{width:100%;border-collapse:collapse;min-width:760px;font-size:15px;}
table.rl-table caption{
  text-align:left;padding:20px 24px 12px;font-size:13px;color:var(--c-text-3);letter-spacing:.04em;
}
table.rl-table th,table.rl-table td{
  padding:16px 24px;text-align:left;border-bottom:1px solid var(--c-line-soft);vertical-align:top;
}
table.rl-table thead th{
  background:var(--c-primary-deep);color:#fff;font-weight:600;font-size:14.5px;
  border-bottom:0;white-space:nowrap;
}
table.rl-table tbody tr:nth-child(even){background:var(--c-bg-alt);}
table.rl-table tbody tr:last-child td{border-bottom:0;}
table.rl-table td:first-child{color:var(--c-primary-deep);font-weight:600;}
table.rl-table td{color:var(--c-text-2);}

/* ---------- FAQ ---------- */
.rl-faq{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;}
.rl-faq details{border-bottom:1px solid var(--c-line-soft);}
.rl-faq details:last-child{border-bottom:0;}
.rl-faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 60px 22px 24px;font-size:17px;font-weight:600;color:var(--c-primary);font-family:var(--font-serif);
  transition:background-color .2s ease;
}
.rl-faq summary::-webkit-details-marker{display:none;}
.rl-faq summary:hover{background:var(--c-primary-soft);}
.rl-faq summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--c-accent);transition:transform .2s ease;
}
.rl-faq details[open] summary::after{transform:translateY(-50%) rotate(180deg);}
.rl-faq__answer{padding:0 60px 24px 24px;font-size:15px;color:var(--c-text-2);}

/* ---------- Consult strip ---------- */
.rl-consult{
  background:var(--c-primary);color:#fff;border-radius:var(--r-xl);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-2);
}
.rl-consult h2{color:#fff;margin-bottom:10px;font-size:clamp(20px,2.4vw,26px);}
.rl-consult p{color:rgba(255,255,255,.82);font-size:15px;max-width:620px;margin:0;}
.rl-consult__actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- Pills ---------- */
.rl-pills{display:flex;flex-wrap:wrap;gap:12px;}
.rl-pills a{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);color:var(--c-text-2);font-size:15px;
  box-shadow:var(--sh-1);transition:all .2s ease;
}
.rl-pills a:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-2);}
.rl-pills a.is-current{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-primary-deep);font-weight:600;}

/* ---------- CTA band ---------- */
.rl-cta{
  background:var(--c-primary-soft);border-radius:var(--r-xl);
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.rl-cta h2{margin-bottom:10px;font-size:clamp(20px,2.4vw,28px);}
.rl-cta p{color:var(--c-text-2);font-size:15px;margin:0;max-width:620px;}
.rl-cta__actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- Footer ---------- */
.rl-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:96px;}
.rl-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.rl-footer h4{color:#fff;font-size:14px;letter-spacing:.04em;margin-bottom:16px;font-family:var(--font-sans);font-weight:600;}
.rl-f-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:18px;color:#fff;font-weight:600;margin-bottom:16px;}
.rl-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);}
.rl-footer ul{display:grid;gap:10px;}
.rl-footer ul a{font-size:14px;color:rgba(255,255,255,.78);}
.rl-footer ul a:hover{color:#fff;text-decoration:underline;}
.rl-contact-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.78);}
.rl-contact-line i{color:var(--c-accent);margin-top:6px;font-size:13px;}
.rl-footer-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;font-size:12.5px;color:rgba(255,255,255,.62);
}

/* ---------- Modal ---------- */
.rl-modal{border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:32px;border:0;}
.rl-modal h2{font-size:22px;margin-bottom:8px;}
.rl-modal__head p{font-size:14px;color:var(--c-text-2);margin-bottom:22px;}
.rl-modal .close-button{
  position:absolute;top:14px;right:14px;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);background:var(--c-bg-alt);color:var(--c-text-2);font-size:18px;
}
.rl-modal .close-button:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.rl-form{display:grid;gap:16px;}
.rl-form label{display:block;font-size:13.5px;color:var(--c-text-2);margin-bottom:6px;font-weight:600;}
.rl-form .req{color:var(--c-terra);}
.rl-form input[type=text],.rl-form input[type=tel],.rl-form input[type=email],.rl-form select,.rl-form textarea{
  width:100%;padding:11px 14px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:var(--c-bg);font-family:inherit;font-size:15px;color:var(--c-text);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.rl-form input:focus,.rl-form select:focus,.rl-form textarea:focus{
  outline:none;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,77,60,.14);
}
.rl-form textarea{min-height:88px;resize:vertical;}
.rl-form__check{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:var(--c-text-3);line-height:1.7;}
.rl-form__check input{margin-top:5px;}
.rl-modal__ok{text-align:center;padding:24px 0 8px;}
.rl-modal__ok i{font-size:38px;color:var(--c-accent);margin-bottom:16px;display:block;}
.rl-modal__ok h3{margin-bottom:10px;}
.rl-modal__ok p{font-size:14.5px;color:var(--c-text-2);}

/* ---------- Drawer ---------- */
.rl-mask{
  position:fixed;inset:0;background:rgba(20,32,26,.5);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.rl-mask.is-open{opacity:1;visibility:visible;}
.rl-drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:380px;background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .25s ease;display:flex;flex-direction:column;
  box-shadow:var(--sh-3);overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer__head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--c-line-soft);}
.rl-drawer__head span{font-family:var(--font-serif);font-weight:600;color:var(--c-primary);}
.rl-drawer__close{width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);}
.rl-drawer__links{display:flex;flex-direction:column;padding:10px 0;}
.rl-drawer__links a{padding:0 22px;height:48px;display:flex;align-items:center;font-size:15px;color:var(--c-text-2);border-bottom:1px solid var(--c-line-soft);}
.rl-drawer__links a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);}
.rl-drawer__foot{padding:22px;display:grid;gap:14px;margin-top:auto;border-top:1px solid var(--c-line-soft);}
.rl-drawer__foot .rl-search{height:44px;}
.rl-drawer__foot .rl-search input{width:100%;}

/* ---------- Back to top ---------- */
.rl-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:#fff;border:1px solid var(--c-line);color:var(--c-primary);
  box-shadow:var(--sh-2);display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:all .25s ease;z-index:70;
}
.rl-top.is-show{opacity:1;visibility:visible;}
.rl-top:hover{background:var(--c-primary);color:#fff;transform:translateY(-2px);}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .rl-wrap{padding:0 24px;}
  .rl-nav-links{display:none;}
  .rl-nav-right .rl-search{display:none;}
  .rl-burger{display:inline-flex;align-items:center;justify-content:center;}
  .rl-hero{min-height:auto;border-radius:0 0 16px 16px;}
  .rl-hero__inner{padding:72px 0 64px;}
  .rl-section{padding:64px 0;}
  .rl-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rl-consult,.rl-cta{flex-direction:column;align-items:flex-start;padding:36px;}
  .rl-consult__actions,.rl-cta__actions{width:100%;}
  .rl-feature{padding:22px;}
}
@media (max-width:639px){
  body{font-size:16px;}
  .rl-wrap{padding:0 20px;}
  .rl-logo span{font-size:16.5px;}
  .rl-hero__inner{padding:56px 0 48px;}
  .rl-hero__trust{gap:10px 0;flex-direction:column;align-items:flex-start;}
  .rl-hero__trust span{padding:0;}
  .rl-hero__trust span+span::before{display:none;}
  .rl-hero__cta .rl-btn{width:100%;}
  .rl-section{padding:48px 0;}
  .rl-section__head{margin-bottom:28px;}
  .rl-faq summary{padding:18px 52px 18px 18px;font-size:16px;}
  .rl-faq__answer{padding:0 20px 20px 18px;}
  .rl-consult,.rl-cta{padding:28px 22px;border-radius:var(--r-lg);}
  .rl-consult__actions .rl-btn,.rl-cta__actions .rl-btn{width:100%;}
  .rl-footer-grid{grid-template-columns:1fr;}
  .rl-feature{margin-bottom:20px;}
  table.rl-table th,table.rl-table td{padding:13px 18px;}
  .rl-modal{padding:24px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}