/* roulang page: index */
:root{
  --c-main:#12452F;
  --c-main-dark:#0B3121;
  --c-main-light:#E6F0E8;
  --c-accent:#7BC24A;
  --c-accent-light:#EDF7E4;
  --c-cta:#E8752B;
  --c-cta-dark:#C95F1B;
  --c-text:#14201A;
  --c-text-2:#4E5C53;
  --c-text-3:#8B978F;
  --c-line:#E3E9E2;
  --c-line-strong:#C8DED0;
  --c-bg:#F7F9F5;
  --c-card:#FFFFFF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,69,47,.06), 0 8px 22px rgba(18,69,47,.07);
  --sh-2:0 2px 4px rgba(18,69,47,.08), 0 14px 32px rgba(18,69,47,.12);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-main);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-cta);}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid rgba(18,69,47,.28);outline-offset:2px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* 顶部信息条 */
.topbar{background:var(--c-main-dark);color:rgba(255,255,255,.86);font-size:13px;height:40px;line-height:40px;overflow:hidden;}
.topbar__in{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__tip{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar__dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);flex:0 0 6px;box-shadow:0 0 0 3px rgba(123,194,74,.22);}
.topbar__links{display:flex;align-items:center;gap:20px;flex:0 0 auto;}
.topbar__links a{color:#fff;font-weight:600;font-size:13px;}
.topbar__links a:hover{color:var(--c-accent);}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(18,69,47,.09);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{width:36px;height:36px;border-radius:10px;background:var(--c-main);color:#fff;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;letter-spacing:0;}
.brand__text{font-size:19px;font-weight:700;color:var(--c-main-dark);letter-spacing:.02em;line-height:1.2;}
.brand__text:hover{color:var(--c-main-dark);}
.brand__sub{font-size:12px;font-weight:600;color:var(--c-text-3);margin-left:6px;letter-spacing:.06em;}
.nav__menu{display:flex;align-items:center;gap:6px;}
.nav__menu a{position:relative;display:inline-block;padding:8px 14px;font-size:15px;font-weight:600;color:var(--c-text-2);border-radius:8px;}
.nav__menu a::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;background:var(--c-main);border-radius:2px;transition:left .2s ease,right .2s ease;}
.nav__menu a:hover{color:var(--c-main);}
.nav__menu a:hover::after{left:14px;right:14px;}
.nav__menu a.is-active{color:var(--c-main);}
.nav__menu a.is-active::after{left:14px;right:14px;}
.nav__right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav__toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav__toggle span{display:block;width:16px;height:2px;background:var(--c-main);border-radius:2px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;white-space:nowrap;}
.btn--cta{background:var(--c-cta);color:#fff;}
.btn--cta:hover{background:var(--c-cta-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(232,117,43,.24);}
.btn--ghost{background:#fff;color:var(--c-main);border-color:var(--c-main);}
.btn--ghost:hover{background:var(--c-main-light);color:var(--c-main-dark);transform:translateY(-2px);}
.btn--light{background:#fff;color:var(--c-main-dark);}
.btn--light:hover{background:var(--c-accent-light);color:var(--c-main-dark);transform:translateY(-2px);}
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn--outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--c-main);}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover{color:var(--c-cta);}
.link-arrow:hover::after{transform:translateX(4px);}

/* Hero */
.hero{background:#F2F7F1;padding:72px 0 56px;position:relative;overflow:hidden;}
.hero__label{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line-strong);color:var(--c-main);font-size:13px;font-weight:600;letter-spacing:.04em;}
.hero h1{font-size:40px;line-height:1.25;font-weight:700;color:var(--c-main-dark);margin:20px 0 16px;letter-spacing:-.01em;}
.hero__sub{font-size:17px;line-height:1.8;color:var(--c-text-2);max-width:560px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero__trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:32px;padding-top:22px;border-top:1px dashed var(--c-line-strong);}
.hero__trust li{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--c-text-2);}
.hero__trust li b{color:var(--c-accent);font-weight:700;}
.hero__media{position:relative;padding-bottom:22px;}
.hero__media img{width:100%;height:380px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.hero__card{position:absolute;left:-16px;bottom:0;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:14px 20px;min-width:190px;}
.hero__card strong{display:block;font-size:24px;line-height:1.3;color:var(--c-main);font-weight:700;}
.hero__card span{font-size:13px;color:var(--c-text-3);}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:52px;padding-top:20px;border-top:1px solid var(--c-line);}
.tag{display:inline-block;padding:6px 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);font-weight:500;}

/* 区块 */
.section{padding:96px 0;scroll-margin-top:90px;}
.section--soft{background:#fff;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-main);margin-bottom:10px;}
.section__head h2,.h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--c-main-dark);}
.section__lead{margin-top:12px;font-size:15px;line-height:1.8;color:var(--c-text-2);max-width:660px;}

/* 三步上手 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px 24px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column;}
.step:hover{transform:translateY(-3px);border-color:var(--c-line-strong);box-shadow:var(--sh-2);}
.step__title{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:600;color:var(--c-main-dark);line-height:1.5;}
.step__num{flex:0 0 40px;width:40px;height:40px;border-radius:50%;background:var(--c-main-light);color:var(--c-main-dark);font-weight:700;font-size:15px;display:inline-flex;align-items:center;justify-content:center;}
.step ul{margin:16px 0 0;}
.step li{position:relative;padding-left:16px;font-size:14px;line-height:1.75;color:var(--c-text-2);}
.step li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.step .link-arrow{margin-top:auto;padding-top:18px;}

/* 案例证明 */
.case-row{margin-bottom:64px;align-items:center;}
.case-row:last-child{margin-bottom:0;}
.case__media img{width:100%;height:290px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.case__body{padding:0 6px;}
.case__scene{display:inline-block;padding:5px 12px;border-radius:var(--r-pill);background:var(--c-main-light);color:var(--c-main-dark);font-size:13px;font-weight:600;}
.case__body h3{margin:16px 0 10px;font-size:22px;line-height:1.5;font-weight:600;color:var(--c-main-dark);}
.case__metric{font-size:28px;line-height:1.35;font-weight:700;color:var(--c-main);margin-bottom:10px;}
.case__metric small{font-size:15px;font-weight:600;color:var(--c-text-3);margin-left:6px;}
.case__body p{font-size:15px;color:var(--c-text-2);max-width:620px;}

/* 内容卡片 */
.card{display:flex;flex-direction:column;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%;}
.card:hover{transform:translateY(-3px);border-color:var(--c-line-strong);box-shadow:var(--sh-2);}
.card__media{position:relative;display:block;overflow:hidden;background:var(--c-main-light);}
.card__media img{width:100%;object-fit:cover;transition:transform .3s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card--feature .card__media img{height:300px;}
.card__badge{position:absolute;left:14px;top:14px;display:inline-block;padding:4px 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.94);color:var(--c-main-dark);font-size:12px;font-weight:600;letter-spacing:.02em;}
.card__body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__title{font-size:19px;line-height:1.5;font-weight:600;color:var(--c-main-dark);}
.card__title a{color:inherit;}
.card__title a:hover{color:var(--c-cta);}
.card__excerpt{font-size:14px;line-height:1.75;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-text-3);}
.news-mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;height:100%;}
.card--mini{flex-direction:row;align-items:stretch;}
.card--mini .card__media{flex:0 0 116px;width:116px;}
.card--mini .card__media img{width:100%;height:100%;min-height:132px;}
.card--mini .card__body{padding:16px 18px;gap:6px;}
.card--mini .card__title{font-size:15px;line-height:1.55;}
.card--mini .card__meta{padding-top:8px;font-size:12px;justify-content:flex-start;gap:10px;}
.card--mini .link-arrow{font-size:13px;}

/* 空状态 */
.empty-state{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:56px 24px;text-align:center;box-shadow:var(--sh-1);}
.empty-state__icon{width:64px;height:64px;border-radius:50%;border:1px solid var(--c-line-strong);background:var(--c-main-light);margin:0 auto 18px;display:flex;align-items:center;justify-content:center;}
.empty-state__icon svg{width:26px;height:26px;stroke:var(--c-main);fill:none;stroke-width:1.6;}
.empty-state p{font-size:15px;color:var(--c-text-2);margin-bottom:14px;}

/* FAQ */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq__item{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq__item:hover{border-color:var(--c-line-strong);}
.faq__item[open]{border-color:var(--c-line-strong);box-shadow:var(--sh-2);}
.faq__item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-main);}
.faq__q{list-style:none;cursor:pointer;position:relative;padding:20px 56px 20px 24px;font-size:17px;font-weight:600;color:var(--c-main-dark);line-height:1.6;}
.faq__q::-webkit-details-marker{display:none;}
.faq__q::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--c-main);}
.faq__item[open] .faq__q::after{content:"−";}
.faq__a{padding:0 24px 20px;font-size:15px;line-height:1.85;color:var(--c-text-2);}

/* CTA 带 */
.cta-band{background:var(--c-main-dark);color:#fff;padding:72px 0;}
.cta-band__in{display:flex;align-items:center;justify-content:space-between;gap:36px;}
.cta-band h2{font-size:30px;line-height:1.35;font-weight:700;color:#fff;}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.76);max-width:600px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* 表单区 */
.apply-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.apply-intro h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--c-main-dark);}
.apply-intro p{margin-top:14px;font-size:15px;color:var(--c-text-2);max-width:460px;}
.apply-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.apply-points li{position:relative;padding-left:24px;font-size:15px;color:var(--c-text-2);}
.apply-points li::before{content:"✓";position:absolute;left:0;top:0;color:var(--c-accent);font-weight:700;}
.apply-form{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-1);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.field input,.field textarea{width:100%;height:48px;padding:0 16px;border:1px solid var(--c-line);border-radius:10px;background:#fff;font-size:15px;color:var(--c-text);transition:border-color .2s ease,box-shadow .2s ease;}
.field textarea{height:112px;padding:12px 16px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-text-3);}
.field input:focus,.field textarea:focus{border-color:var(--c-main);box-shadow:0 0 0 3px rgba(18,69,47,.12);outline:none;}
.field input.is-error,.field textarea.is-error{border-color:var(--c-cta);box-shadow:0 0 0 3px rgba(232,117,43,.14);}
.field__hint{font-size:13px;color:var(--c-text-3);margin-top:6px;}
.apply-form .btn{width:100%;margin-top:6px;}
.form-note{margin-top:14px;font-size:14px;color:var(--c-text-3);}
.form-note.is-ok{color:var(--c-main);font-weight:600;}

/* 页脚 */
.site-footer{background:var(--c-main-dark);color:rgba(255,255,255,.76);padding:72px 0 0;}
.footer__grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer__brand .brand__mark{background:var(--c-accent);color:var(--c-main-dark);}
.footer__brandtext{font-size:19px;font-weight:700;color:#fff;line-height:1.2;}
.footer__desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:330px;}
.footer__kw{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer__kw span{font-size:12px;padding:4px 10px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.66);}
.footer__title{font-size:14px;font-weight:700;color:var(--c-accent);letter-spacing:.04em;margin-bottom:16px;}
.site-footer a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.76);}
.site-footer a:hover{color:#fff;}
.footer__contact li{font-size:14px;padding:5px 0;color:rgba(255,255,255,.76);}
.footer__contact .btn{margin-top:14px;}
.footer__bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);}

/* 响应式 */
@media (max-width:1023px){
  .section{padding:64px 0;}
  .hero{padding:56px 0 44px;}
  .hero h1{font-size:32px;}
  .section__head h2,.h2,.cta-band h2,.apply-intro h2{font-size:24px;}
  .steps{grid-template-columns:1fr;gap:18px;}
  .case-row{margin-bottom:44px;}
  .case__media img{height:240px;}
  .apply-wrap{grid-template-columns:1fr;gap:32px;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band__in{flex-direction:column;align-items:flex-start;gap:24px;}
  .nav__menu{
    position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;gap:0;
    padding:6px 24px 14px;background:#fff;border-bottom:1px solid var(--c-line);box-shadow:0 18px 30px rgba(18,69,47,.10);
  }
  .nav__menu.is-open{display:flex;}
  .nav__menu a{padding:14px 0;border-bottom:1px solid var(--c-line);border-radius:0;font-size:15px;}
  .nav__menu a::after{display:none;}
  .nav__menu a.is-active{color:var(--c-main);}
  .nav__toggle{display:inline-flex;}
}
@media (max-width:639px){
  .container{padding:0 18px;}
  .topbar__tip{display:none;}
  .topbar__in{justify-content:flex-end;}
  .hero h1{font-size:28px;line-height:1.35;}
  .hero__sub{font-size:15px;}
  .hero__actions .btn{width:100%;}
  .hero__media{padding-bottom:0;}
  .hero__media img{height:220px;}
  .hero__card{position:static;margin-top:16px;min-width:0;}
  .hero__tags{margin-top:36px;}
  .section{padding:48px 0;}
  .section__head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .news-mini-grid{grid-template-columns:1fr;}
  .card--feature .card__media img{height:200px;}
  .case__media img{height:190px;}
  .case__body h3{font-size:19px;}
  .case__metric{font-size:23px;}
  .apply-form{padding:24px 20px;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-band__actions .btn{width:100%;}
  .card__body{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .card:hover,.step:hover,.btn:hover,.case-row:hover{transform:none !important;}
}

/* roulang page: article */
:root{
  --brand:#12452F;
  --brand-dark:#0B3121;
  --brand-light:#E6F0E8;
  --brand-soft:#C8DED0;
  --grass:#7BC24A;
  --action:#E8752B;
  --action-dark:#C95F1B;
  --ink:#14201A;
  --ink-2:#4E5C53;
  --ink-3:#8B978F;
  --line:#E3E9E2;
  --bg:#F7F9F5;
  --card:#FFFFFF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(18,69,47,.06),0 8px 22px rgba(18,69,47,.07);
  --sh-2:0 2px 4px rgba(18,69,47,.08),0 14px 32px rgba(18,69,47,.12);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.85;color:var(--ink);background:var(--bg)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(18,69,47,.28);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.grid-x{display:flex;flex-wrap:wrap}
.grid-x>.cell{width:100%}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px}
@media(min-width:640px){
  .medium-6{width:50%}
  .medium-12{width:100%}
}
@media(min-width:1024px){
  .large-4{width:33.3333%}
  .large-8{width:66.6667%}
  .large-12{width:100%}
}

/* 顶部信息条 */
.topbar{background:var(--brand-dark);color:#fff;font-size:13px;line-height:1.6}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px}
.topbar__left{display:flex;align-items:center;gap:14px;flex-wrap:wrap;opacity:.92}
.topbar__left i{color:var(--grass);font-size:11px}
.topbar__right{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar__right a{color:#fff;opacity:.94;border-bottom:1px solid rgba(255,255,255,.45)}
.topbar__right a:hover{color:var(--grass);border-color:var(--grass)}
@media(max-width:767px){
  .topbar__left span.tip{display:none}
}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(18,69,47,.09)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{width:38px;height:38px;border-radius:11px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:18px;letter-spacing:0}
.brand__text{font-size:19px;font-weight:700;color:var(--brand-dark);display:flex;align-items:baseline;gap:8px}
.brand__sub{font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em}
.nav__menu{display:flex;align-items:center;gap:28px}
.nav__menu a{position:relative;font-weight:600;font-size:15px;color:var(--ink-2);padding:6px 0}
.nav__menu a::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;background:var(--brand);border-radius:2px;transition:left .2s ease,right .2s ease}
.nav__menu a:hover{color:var(--brand)}
.nav__menu a:hover::after{left:0;right:0}
.nav__menu a.is-active{color:var(--brand)}
.nav__menu a.is-active::after{left:0;right:0}
.nav__right{display:flex;align-items:center;gap:12px}
.nav__toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:0;cursor:pointer}
.nav__toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav__toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle.is-active span:nth-child(2){opacity:0}
.nav__toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:1023px){
  .nav{height:64px}
  .nav__menu{position:fixed;top:0;right:0;width:min(80vw,320px);height:100vh;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:84px 24px 24px;transform:translateX(102%);transition:transform .25s ease;box-shadow:-12px 0 40px rgba(18,69,47,.14);z-index:80;overflow-y:auto}
  .nav__menu.is-open{transform:none}
  .nav__menu a{width:100%;padding:14px 0;font-size:16px;border-bottom:1px solid var(--line)}
  .nav__menu a::after{display:none}
  .nav__toggle{display:flex;position:relative;z-index:90}
  .brand__sub{display:none}
  body.nav-open{overflow:hidden}
}
@media(max-width:479px){
  .brand__text{font-size:17px}
  .brand__mark{width:34px;height:34px;font-size:16px}
  .nav__right .btn--sm{padding:0 12px;font-size:13px}
}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;white-space:nowrap}
.btn--cta{background:var(--action);color:#fff}
.btn--cta:hover{background:var(--action-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(232,117,43,.24)}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:var(--brand-light);color:var(--brand-dark)}
.btn--sm{height:40px;padding:0 16px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--brand)}
.link-arrow:hover{color:var(--action)}
.link-arrow i{transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* 面包屑 */
.crumb-wrap{padding:26px 0 0}
.breadcrumb{font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;line-height:1.7}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#C6D2C9}
.breadcrumb .current{color:var(--brand);font-weight:600;max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 文章头部 */
.article-page{padding-bottom:var(--sec)}
.article__head{padding:22px 0 0;max-width:860px}
.badge{display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;background:var(--brand-light);color:var(--brand);font-size:13px;font-weight:600;letter-spacing:.04em}
.article__head h1{font-size:34px;line-height:1.3;font-weight:700;margin:14px 0 0;color:var(--brand-dark)}
.article__meta{margin-top:16px;font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.article__meta i{font-style:normal;color:#CBD6CD}
.article__cover{margin:28px 0 40px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1)}
.article__cover img{width:100%;height:360px;object-fit:cover}
@media(max-width:767px){
  .article__head h1{font-size:26px}
  .article__cover img{height:200px}
  .breadcrumb .current{max-width:44vw}
}

/* 正文 */
.prose{font-size:16px;line-height:1.9;color:var(--ink);max-width:760px}
.prose p{margin:0 0 20px}
.prose h2{font-size:23px;line-height:1.45;font-weight:700;color:var(--brand-dark);margin:40px 0 14px;padding-left:14px;border-left:4px solid var(--brand);border-radius:2px}
.prose h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--ink);margin:28px 0 12px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px}
.prose ul li{list-style:disc;margin-bottom:8px}
.prose ol li{list-style:decimal;margin-bottom:8px}
.prose li::marker{color:var(--grass)}
.prose blockquote{margin:24px 0;background:var(--brand-light);border-left:3px solid var(--brand);border-radius:0 12px 12px 0;padding:20px;color:var(--ink-2);font-size:15px}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:var(--r-img);margin:24px auto;max-width:100%;height:auto}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose th{background:var(--brand-light);font-weight:600;color:var(--brand-dark)}
.prose a{color:var(--brand);border-bottom:1px solid var(--brand-soft)}
.prose a:hover{color:var(--action);border-color:var(--action)}
.prose code{background:#F1F5F1;border-radius:6px;padding:2px 6px;font-size:14px}

/* 空态 */
.empty-state{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:40px 28px;box-shadow:var(--sh-1);text-align:center}
.empty-state i{font-size:34px;color:var(--brand-soft)}
.empty-state h2{font-size:20px;margin:14px 0 8px;color:var(--brand-dark)}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:22px}

/* 标签行 */
.tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.tags__label{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.08em}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;background:var(--brand-light);color:var(--brand);font-size:13px;font-weight:600}
.tag:hover{background:var(--brand);color:#fff}

/* 上一篇/下一篇 */
.postnav{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px}
.postnav__item{flex:1 1 260px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.postnav__item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--brand-soft)}
.postnav__item--next{text-align:right}
.postnav__label{display:block;font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em}
.postnav__title{display:block;margin-top:8px;font-size:16px;font-weight:600;color:var(--brand-dark);line-height:1.55}

/* 卡片 */
.card{display:flex;flex-direction:column;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--brand-soft)}
.card__media{aspect-ratio:16/10;overflow:hidden;background:var(--brand-light)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{font-size:17px;font-weight:600;line-height:1.5;color:var(--brand-dark)}
.card__desc{font-size:14px;line-height:1.7;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__meta{margin-top:auto;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:10px}

/* 相关推荐 */
.related{margin-top:64px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:22px;font-weight:700;color:var(--brand-dark);line-height:1.4}
.section-head p{font-size:14px;color:var(--ink-3);margin-top:6px}

/* 返回入口 */
.backline{margin-top:40px;display:flex;flex-wrap:wrap;gap:24px;font-size:14px}

/* 侧栏 */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.widget{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.widget__title{font-size:14px;font-weight:700;color:var(--brand-dark);letter-spacing:.04em;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.toc li{margin-bottom:4px}
.toc a{display:block;padding:8px 12px;font-size:14px;color:var(--ink-2);border-left:3px solid transparent;border-radius:0 8px 8px 0}
.toc a:hover{background:var(--brand-light);color:var(--brand);border-left-color:var(--brand)}
.hotlist li{padding:12px 0;border-bottom:1px dashed var(--line)}
.hotlist li:last-child{border-bottom:0;padding-bottom:0}
.hotlist a{font-size:14px;line-height:1.65;color:var(--ink-2)}
.hotlist a:hover{color:var(--brand)}
.hotlist .num{display:inline-block;width:20px;font-weight:700;color:var(--brand-soft)}
.widget--cta{background:var(--brand-dark);border-color:var(--brand-dark);text-align:center}
.widget--cta p{color:#fff;font-size:15px;line-height:1.7;margin-bottom:16px}
.widget--cta .btn{width:100%}
@media(max-width:1023px){
  .sidebar{position:static;margin-top:40px}
}

/* CTA 带 */
.cta-band{background:var(--brand-dark);color:#fff;padding:64px 0;margin-top:var(--sec)}
.cta-band .inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:26px;font-weight:700;line-height:1.4}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.78);max-width:620px}
.cta-band .btns{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.cta-band .btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff}

/* 页脚 */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.82);padding:64px 0 0;font-size:14px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer__brandtext{font-size:18px;font-weight:700;color:#fff}
.site-footer .brand__mark{background:var(--grass);color:var(--brand-dark)}
.footer__desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:320px}
.footer__kw{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer__kw span{font-size:12px;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.1);color:rgba(255,255,255,.8)}
.footer__title{font-size:14px;font-weight:700;color:var(--brand-soft);margin-bottom:16px;letter-spacing:.04em}
.site-footer a{display:block;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:10px}
.site-footer a:hover{color:var(--grass)}
.footer__contact li{font-size:14px;color:rgba(255,255,255,.78);margin-bottom:10px}
.site-footer .btn--cta{display:inline-flex;margin-top:10px;color:#fff}
.footer__bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6)}
@media(max-width:1023px){
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:639px){
  .container{padding:0 18px}
  :root{--sec:64px}
  .footer__grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:22px}
  .article__head h1{font-size:24px}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
  .card:hover,.btn:hover,.postnav__item:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --brand:#12452F;
  --brand-dark:#0B3121;
  --brand-light:#E6F0E8;
  --accent:#7BC24A;
  --accent-soft:#EAF6E1;
  --action:#E8752B;
  --action-dark:#C95F1B;
  --text:#14201A;
  --text-2:#4E5C53;
  --text-3:#8B978F;
  --line:#E3E9E2;
  --line-strong:#C8DED0;
  --bg:#F7F9F5;
  --card:#FFFFFF;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(18,69,47,.06),0 8px 22px rgba(18,69,47,.07);
  --shadow-2:0 2px 4px rgba(18,69,47,.08),0 14px 32px rgba(18,69,47,.12);
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
html,body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
h1,h2,h3,h4{line-height:1.35;font-weight:700;color:var(--text)}
ul,ol{padding-left:0}
button{font-family:inherit}
input,textarea{font-family:inherit}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid rgba(18,69,47,.28);
  outline-offset:2px;
  border-radius:6px;
}

.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--brand-dark);
  color:#fff;
  font-size:13px;
  line-height:1.6;
  min-height:40px;
  display:flex;
  align-items:center;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
}
.topbar__note{opacity:.8;letter-spacing:.02em}
.topbar__links{display:flex;align-items:center;gap:18px}
.topbar__links a{
  color:#fff;
  opacity:.92;
  border-bottom:1px solid rgba(255,255,255,.42);
  padding-bottom:1px;
}
.topbar__links a:hover{color:#fff;opacity:1;border-color:#fff}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow-1)}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  width:38px;height:38px;
  border-radius:10px;
  background:var(--brand);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
  flex:0 0 auto;
}
.brand__text{
  display:flex;
  align-items:baseline;
  gap:6px;
  font-size:18px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.01em;
}
.brand__sub{font-size:12px;font-weight:500;color:var(--text-3);letter-spacing:.06em}
.nav__menu{display:flex;align-items:center;gap:28px}
.nav__menu a{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  padding:6px 0;
}
.nav__menu a::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:-2px;
  width:0;
  height:2px;
  background:var(--brand);
  transition:width .2s ease,left .2s ease;
}
.nav__menu a:hover{color:var(--brand)}
.nav__menu a:hover::after{width:100%;left:0}
.nav__menu a.is-active{color:var(--brand)}
.nav__menu a.is-active::after{width:100%;left:0}
.nav__right{display:flex;align-items:center;gap:14px}
.nav__toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:10px;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav__toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--brand);
  border-radius:2px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn--cta{background:var(--action);color:#fff}
.btn--cta:hover{background:var(--action-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(232,117,43,.28)}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:var(--brand-light);color:var(--brand-dark)}
.btn--sm{height:40px;padding:0 16px;font-size:14px}
.btn--block{width:100%}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.link-arrow i{font-size:12px;transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 栅格微调 ---------- */
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x > .cell{
  margin-left:12px;
  margin-right:12px;
  width:calc(100% - 24px);
}
.grid-x{display:flex;flex-wrap:wrap;flex-flow:row wrap;align-items:stretch;width:100%}
.cell{min-width:0}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  padding:20px 0 6px;
  font-size:13px;
  color:var(--text-3);
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#BFC9C2}
.breadcrumb .current{color:var(--brand);font-weight:600}

/* ---------- Hero ---------- */
.hero{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding-bottom:56px;
}
.hero__grid{align-items:center}
.hero__copy{padding-right:32px}
.hero__tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--brand-light);
  color:var(--brand);
  border-radius:999px;
  padding:6px 14px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
}
.hero__title{
  font-size:40px;
  line-height:1.25;
  font-weight:700;
  margin:18px 0 14px;
  letter-spacing:-.01em;
}
.hero__lead{
  font-size:17px;
  color:var(--text-2);
  line-height:1.8;
  max-width:520px;
  margin-bottom:26px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px}
.hero__trust{
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px dashed var(--line);
}
.trust-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-2);
}
.trust-item i{color:var(--accent);font-size:14px}
.hero__media{position:relative;padding-bottom:22px}
.hero__media img{
  width:100%;
  height:352px;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.hero__badge{
  position:absolute;
  right:18px;
  bottom:0;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);
  padding:14px 18px;
  min-width:180px;
}
.hero__badge-label{display:block;font-size:12px;color:var(--text-3);letter-spacing:.04em}
.hero__badge b{display:block;font-size:22px;color:var(--brand);line-height:1.4}

.stats{
  margin-top:44px;
  background:var(--brand-light);
  border-radius:var(--radius-card);
  padding:22px 16px;
}
.stat{display:flex;flex-direction:column;gap:2px;padding:6px 12px}
.stat b{font-size:20px;font-weight:700;color:var(--brand);line-height:1.5}
.stat span{font-size:13px;color:var(--text-2);letter-spacing:.02em}

/* ---------- 工作区 ---------- */
.workspace{padding:64px 0 88px}
.side-nav{
  position:sticky;
  top:96px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:18px 14px;
}
.side-nav__title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--brand);
  padding:0 12px 10px;
}
.side-nav a{
  display:block;
  position:relative;
  padding:10px 12px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-2);
}
.side-nav a:hover{background:var(--brand-light);color:var(--brand)}
.side-nav a.is-current{
  background:var(--brand-light);
  color:var(--brand);
  font-weight:600;
}
.side-nav a.is-current::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  bottom:9px;
  width:3px;
  border-radius:2px;
  background:var(--brand);
}
.side-nav__divider{height:1px;background:var(--line);margin:14px 12px}
.side-nav__sub{font-size:12px;color:var(--text-3);padding:0 12px 8px;letter-spacing:.06em}

/* ---------- 板块 ---------- */
.block{margin-bottom:56px}
.block:last-child{margin-bottom:0}
.block__head{margin-bottom:24px}
.eyebrow{
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--accent);
  text-transform:none;
}
.block__title{
  font-size:30px;
  line-height:1.35;
  margin:8px 0 10px;
}
.block__desc{font-size:15px;color:var(--text-2);max-width:720px}

.panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:24px;
  height:100%;
}

.media-block{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
}
.media-block img{
  width:100%;
  height:230px;
  object-fit:cover;
}
.media-block figcaption{
  padding:16px 22px 20px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
  border-top:1px solid var(--line);
}

.mini-list{display:flex;flex-direction:column;gap:14px;height:100%}
.mini{
  display:flex;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:18px 20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  flex:1;
}
.mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong)}
.mini__no{
  flex:0 0 auto;
  width:32px;height:32px;
  border-radius:999px;
  background:var(--brand-light);
  color:var(--brand);
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:700;
}
.mini h3{font-size:17px;font-weight:600;margin-bottom:4px}
.mini p{font-size:14px;color:var(--text-2);line-height:1.75}

/* 场景卡 */
.scene{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong)}
.scene img{width:100%;height:170px;object-fit:cover}
.scene__body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.scene__badge{
  align-self:flex-start;
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--brand);
  background:var(--brand-light);
  border-radius:999px;
  padding:3px 12px;
}
.scene h3{font-size:19px;font-weight:600}
.scene p{font-size:14px;color:var(--text-2);line-height:1.8}

/* 步骤 */
.step{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  padding:24px;
  height:100%;
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong)}
.step__head{display:flex;align-items:center;gap:12px}
.step__num{
  flex:0 0 auto;
  width:34px;height:34px;
  border-radius:999px;
  background:var(--brand-light);
  color:var(--brand);
  display:grid;
  place-items:center;
  font-size:14px;
  font-weight:700;
}
.step h3{font-size:18px;font-weight:600}
.step p{font-size:14px;color:var(--text-2);line-height:1.8}

/* 清单 */
.check-list{list-style:none;margin:0;padding:0}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:15px;
  color:var(--text-2);
  line-height:1.75;
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--accent);margin-top:5px;font-size:13px}

.tips{display:flex;flex-direction:column;gap:14px}
.tip{
  background:var(--brand-light);
  border:1px solid #D6E7DA;
  border-radius:var(--radius-card);
  padding:20px 22px;
}
.tip__title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--brand-dark);
  margin-bottom:6px;
}
.tip__title i{color:var(--accent)}
.tip p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item.is-open{border-color:var(--line-strong);box-shadow:inset 3px 0 0 var(--brand)}
.accordion-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
}
.accordion-title:hover{color:var(--brand)}
.acc-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:999px;
  background:var(--brand-light);
  color:var(--brand);
  display:grid;
  place-items:center;
  font-size:15px;
  line-height:1;
}
.acc-icon::before{content:"+"}
.faq-item.is-open .acc-icon{background:var(--brand);color:#fff}
.faq-item.is-open .acc-icon::before{content:"–"}
.accordion-content{
  display:none;
  padding:16px 22px 18px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
  border-top:1px solid var(--line);
}
.faq-item.is-open .accordion-content{display:block}

/* ---------- CTA 与表单 ---------- */
.cta-band{
  background:var(--brand-dark);
  color:#fff;
  padding:72px 0;
}
.cta-band h2{
  color:#fff;
  font-size:30px;
  line-height:1.35;
  margin-bottom:12px;
}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.85;max-width:520px}
.cta-band .eyebrow{color:var(--accent)}
.cta-points{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.cta-points li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.85);
}
.cta-points i{color:var(--accent);font-size:13px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}

.form-card{
  background:#fff;
  color:var(--text);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);
  padding:26px;
}
.form-card h3{font-size:19px;font-weight:600;margin-bottom:6px}
.form-card .form-hint{font-size:13px;color:var(--text-3);margin-bottom:18px}
.field{margin-bottom:16px}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:6px;
}
.field input,.field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:#fff;
  color:var(--text);
  font-size:15px;
  padding:0 14px;
  height:48px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:100px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#A9B3AD}
.field input:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(18,69,47,.14);
}
.field.is-error input,.field.is-error textarea{border-color:var(--action)}
.field__error{display:none;font-size:13px;color:var(--action);margin-top:6px}
.field.is-error .field__error{display:block}
.form-note{font-size:13px;color:var(--text-3);margin-top:12px;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-dark);
  color:rgba(255,255,255,.78);
  padding-top:64px;
  font-size:14px;
}
.footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;
  gap:32px;
}
.footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.site-footer .brand__mark{background:var(--accent);color:#0B3121}
.footer__brandtext{color:#fff;font-size:18px;font-weight:700}
.footer__desc{
  color:rgba(255,255,255,.72);
  font-size:14px;
  line-height:1.8;
  margin-bottom:16px;
}
.footer__kw{display:flex;flex-wrap:wrap;gap:8px}
.footer__kw span{
  font-size:12px;
  border:1px solid rgba(255,255,255,.24);
  border-radius:999px;
  padding:3px 10px;
  color:rgba(255,255,255,.78);
}
.footer__title{
  color:#A8D48B;
  font-size:14px;
  font-weight:700;
  margin-bottom:14px;
}
.site-footer a{
  display:block;
  color:rgba(255,255,255,.78);
  padding:5px 0;
}
.site-footer a:hover{color:#fff}
.footer__contact{list-style:none;margin:0 0 16px;padding:0}
.footer__contact li{
  color:rgba(255,255,255,.78);
  font-size:13px;
  padding:3px 0;
}
.footer__bottom{
  margin-top:44px;
  border-top:1px solid rgba(255,255,255,.14);
  padding:18px 0 22px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 断点 ---------- */
@media (min-width:640px){
  .medium-6{width:calc(50% - 24px)}
}
@media (min-width:1024px){
  .large-3{width:calc(25% - 24px)}
  .large-4{width:calc(33.3333% - 24px)}
  .large-5{width:calc(41.6667% - 24px)}
  .large-6{width:calc(50% - 24px)}
  .large-7{width:calc(58.3333% - 24px)}
  .large-8{width:calc(66.6667% - 24px)}
  .large-9{width:calc(75% - 24px)}
}
@media (max-width:1023px){
  .container{padding:0 22px}
  .nav{height:60px}
  .nav__toggle{display:flex}
  .nav__menu{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);
    padding:10px 22px 18px;
  }
  .nav__menu.is-open{display:flex}
  .nav__menu a{
    padding:13px 4px;
    border-bottom:1px solid var(--line);
    font-size:15px;
  }
  .nav__menu a:last-child{border-bottom:0}
  .nav__menu a::after{display:none}
  .hero__copy{padding-right:0}
  .hero__title{font-size:32px}
  .hero__media{margin-top:34px}
  .hero__media img{height:300px}
  .workspace{padding:48px 0 64px}
  .block{margin-bottom:48px}
  .block__title{font-size:24px}
  .cta-band{padding:56px 0}
  .cta-band h2{font-size:24px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .side-nav{
    position:static;
    display:flex;
    flex-wrap:nowrap;
    gap:10px;
    overflow-x:auto;
    padding:10px;
    margin-bottom:32px;
    -webkit-overflow-scrolling:touch;
  }
  .side-nav__title,.side-nav__sub,.side-nav__divider{display:none}
  .side-nav a{
    flex:0 0 auto;
    white-space:nowrap;
    border:1px solid var(--line);
    padding:8px 14px;
    border-radius:999px;
    font-size:13px;
  }
  .side-nav a.is-current{background:var(--brand);color:#fff;border-color:var(--brand)}
  .side-nav a.is-current::before{display:none}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .topbar{min-height:38px}
  .topbar__note{display:none}
  .brand__sub{display:none}
  .brand__text{font-size:17px}
  .hero{padding-bottom:44px}
  .hero__title{font-size:28px;line-height:1.35;margin:14px 0 12px}
  .hero__lead{font-size:16px}
  .hero__actions .btn{flex:1 1 100%}
  .hero__trust{gap:16px;flex-direction:column}
  .hero__media img{height:220px}
  .hero__badge{right:12px;bottom:-12px}
  .stats{margin-top:34px;padding:16px 6px}
  .stat{width:calc(50% - 24px)}
  .stat b{font-size:18px}
  .block{margin-bottom:44px}
  .block__title{font-size:22px;line-height:1.4}
  .panel{padding:20px}
  .media-block img{height:190px}
  .scene img{height:160px}
  .steps-list{position:relative;padding-left:18px}
  .steps-list::before{
    content:"";
    position:absolute;
    left:4px;
    top:14px;
    bottom:14px;
    width:2px;
    border-radius:2px;
    background:#D9E7DC;
  }
  .step{margin-bottom:14px;padding:20px}
  .accordion-title{font-size:16px;padding:16px 18px}
  .accordion-content{padding:14px 18px 16px}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:22px}
  .form-card{padding:20px}
  .footer__grid{grid-template-columns:1fr;gap:32px}
  .site-footer{padding-top:52px}
  .footer__bottom{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .btn:hover,.mini:hover,.scene:hover,.step:hover{transform:none !important}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --brand:#12452F;
  --brand-dark:#0B3121;
  --brand-soft:#E6F0E8;
  --grass:#7BC24A;
  --action:#E8752B;
  --action-dark:#C95F1B;
  --ink:#14201A;
  --ink-2:#4E5C53;
  --ink-3:#8B978F;
  --line:#E3E9E2;
  --line-strong:#C8DED0;
  --page:#F7F9F5;
  --card:#FFFFFF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(18,69,47,.06),0 8px 22px rgba(18,69,47,.07);
  --shadow-2:0 2px 4px rgba(18,69,47,.08),0 14px 32px rgba(18,69,47,.12);
  --container:1200px;
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;color:var(--ink);background:var(--page);
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
button{font:inherit;cursor:pointer;}
p{margin:0 0 18px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
h1{font-size:40px;line-height:1.25;font-weight:700;}
h2{font-size:30px;line-height:1.35;font-weight:700;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(18,69,47,.28);outline-offset:2px;border-radius:6px;
}

/* ============ 容器 ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ Foundation 栅格重置 ============ */
.grid-x{
  display:grid !important;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:24px;
  margin-left:0 !important;margin-right:0 !important;flex-wrap:nowrap !important;
}
.grid-x > .cell{width:auto !important;min-width:0;margin-left:0 !important;margin-right:0 !important;grid-column:span 12;}
@media screen and (min-width:640px){
  .grid-x > .cell.medium-4{grid-column:span 4;}
  .grid-x > .cell.medium-6{grid-column:span 6;}
}
@media screen and (min-width:1024px){
  .grid-x > .cell.large-3{grid-column:span 3;}
  .grid-x > .cell.large-4{grid-column:span 4;}
  .grid-x > .cell.large-5{grid-column:span 5;}
  .grid-x > .cell.large-6{grid-column:span 6;}
  .grid-x > .cell.large-7{grid-column:span 7;}
  .grid-x > .cell.large-8{grid-column:span 8;}
  .grid-x > .cell.large-9{grid-column:span 9;}
}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--brand-dark);color:rgba(255,255,255,.85);font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;}
.topbar__note{letter-spacing:.01em;}
.topbar__links{display:flex;align-items:center;gap:20px;}
.topbar__links a{color:rgba(255,255,255,.85);font-weight:600;}
.topbar__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand__mark{
  width:38px;height:38px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:700;flex-shrink:0;
}
.brand__text{font-size:19px;font-weight:700;color:var(--brand-dark);display:flex;align-items:baseline;gap:6px;letter-spacing:.01em;}
.brand__sub{font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em;}
.nav__menu{display:flex;align-items:center;gap:30px;}
.nav__menu a{position:relative;font-size:15px;font-weight:600;color:var(--ink-2);padding:6px 0;white-space:nowrap;}
.nav__menu a::after{
  content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;
  background:var(--brand);transition:left .2s ease,right .2s ease;
}
.nav__menu a:hover{color:var(--brand);}
.nav__menu a:hover::after{left:0;right:0;}
.nav__menu a.is-active{color:var(--brand);}
.nav__menu a.is-active::after{left:0;right:0;}
.nav__right{display:flex;align-items:center;gap:14px;}
.nav__toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;}
.nav__toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn--cta{background:var(--action);color:#fff;}
.btn--cta:hover{background:var(--action-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn--ghost:hover{background:var(--brand-soft);color:var(--brand-dark);}
.btn--light{background:#fff;color:var(--brand-dark);border-color:#fff;}
.btn--light:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn--sm{height:40px;padding:0 16px;font-size:14px;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);}
.link-more:hover{color:var(--action);}
.link-more span{transition:transform .2s ease;}
.link-more:hover span{transform:translateX(3px);}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section--soft{background:var(--brand-soft);}
.section__head{max-width:760px;margin-bottom:40px;}
.section__head h2{margin-bottom:12px;}
.section__head p{color:var(--ink-2);font-size:16px;margin:0;}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brand);margin-bottom:10px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}

/* ============ 顶部大标题区 ============ */
.pagehead{
  position:relative;color:#fff;padding:56px 0 64px;
  background-image:linear-gradient(120deg,rgba(11,49,33,.94),rgba(18,69,47,.86)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.pagehead h1{color:#fff;max-width:820px;margin:14px 0 0;}
.pagehead .eyebrow{color:#A9E07F;}
.pagehead__desc{max-width:780px;color:rgba(255,255,255,.86);font-size:16px;margin:20px 0 0;}
.crumbs{font-size:13px;color:rgba(255,255,255,.7);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.crumbs a{color:rgba(255,255,255,.7);}
.crumbs a:hover{color:#fff;}
.crumbs span.is-current{color:#fff;font-weight:600;}
.tabs{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 0;}
.tabs a{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;
  border:1px solid rgba(255,255,255,.38);color:#fff;font-size:14px;font-weight:600;
}
.tabs a:hover{background:rgba(255,255,255,.16);}
.tabs a.is-active{background:#fff;color:var(--brand-dark);border-color:#fff;}
.pagehead__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:30px 0 0;}
.pagehead__stats li{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  border-radius:12px;padding:14px 18px;font-size:14px;color:rgba(255,255,255,.86);line-height:1.6;
}
.pagehead__stats strong{display:block;font-size:22px;font-weight:700;color:#fff;line-height:1.35;}

/* ============ 图文卡（两列） ============ */
.guide-card{
  display:flex;gap:20px;height:100%;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong);}
.guide-card__media{flex:0 0 168px;border-radius:var(--r-img);overflow:hidden;background:var(--brand-soft);}
.guide-card__media img{width:100%;height:100%;min-height:150px;object-fit:cover;transition:transform .3s ease;}
.guide-card:hover .guide-card__media img{transform:scale(1.04);}
.guide-card__body{display:flex;flex-direction:column;min-width:0;flex:1;}
.guide-card__body h3{margin:12px 0 6px;}
.guide-card__meta{font-size:13px;color:var(--ink-3);margin:0 0 8px;}
.guide-card__desc{
  font-size:15px;color:var(--ink-2);margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.guide-card .link-more{margin-top:auto;}

/* ============ 三步处理顺序 ============ */
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong);}
.step__head{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.step__num{
  width:36px;height:36px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);
  display:grid;place-items:center;font-size:15px;font-weight:700;flex-shrink:0;
}
.step__head h3{margin:0;}
.step p{font-size:15px;color:var(--ink-2);margin:0;}

/* ============ 相关分类双卡 ============ */
.cat-card{
  display:flex;gap:20px;height:100%;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--line-strong);}
.cat-card.is-current{border-color:var(--line-strong);background:#FBFDFA;}
.cat-card__media{flex:0 0 148px;border-radius:var(--r-img);overflow:hidden;background:var(--brand-soft);}
.cat-card__media img{width:100%;height:100%;min-height:140px;object-fit:cover;}
.cat-card h3{margin:10px 0 8px;}
.cat-card p{font-size:15px;color:var(--ink-2);margin:0 0 14px;}
.cat-card .link-more{margin-top:auto;align-self:flex-start;}
.cat-card__body{display:flex;flex-direction:column;min-width:0;flex:1;}

/* ============ FAQ ============ */
.faq{max-width:860px;margin:0 auto;}
.faq__item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq__item:hover{border-color:var(--line-strong);}
.faq__item.is-open{box-shadow:inset 3px 0 0 var(--brand),var(--shadow-1);border-color:var(--line-strong);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);
}
.faq__q:hover{color:var(--brand);}
.faq__icon{font-size:18px;font-weight:600;color:var(--brand);flex-shrink:0;}
.faq__a{display:none;padding:0 22px 18px;font-size:15px;line-height:1.85;color:var(--ink-2);}
.faq__item.is-open .faq__a{display:block;}

/* ============ CTA 带 ============ */
.cta-band{
  background:var(--brand-dark);color:#fff;border-radius:18px;padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-1);
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15px;max-width:560px;}
.cta-band__actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap;}

/* ============ 表单 ============ */
.apply-form{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;margin-top:22px;box-shadow:var(--shadow-1);
}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px;}
.field input,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  font-size:15px;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3);}
.field input:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,69,47,.1);outline:none;}
.field--action{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.field__hint{font-size:13px;color:var(--ink-3);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.72);padding:64px 0 24px;margin-top:0;}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer__brandtext{font-size:18px;font-weight:700;color:#fff;}
.footer__desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);margin:0 0 16px;}
.footer__kw{display:flex;flex-wrap:wrap;gap:8px;}
.footer__kw span{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.8);font-size:12px;
}
.footer__title{font-size:14px;font-weight:700;color:#B7E39A;margin:0 0 14px;}
.site-footer a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.78);}
.site-footer a:hover{color:#fff;}
.footer__contact{margin:0 0 18px;}
.footer__contact li{font-size:14px;padding:5px 0;color:rgba(255,255,255,.78);}
.footer__bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:20px;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  h1{font-size:32px;}
  h2{font-size:24px;}
  .section{padding:64px 0;}
  .pagehead{padding:44px 0 52px;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav__toggle{display:flex;}
  .nav__menu{
    position:fixed;top:0;right:0;height:100%;width:290px;background:#fff;
    flex-direction:column;align-items:flex-start;gap:0;
    padding:88px 24px 24px;transform:translateX(100%);
    transition:transform .25s ease;box-shadow:var(--shadow-2);z-index:90;overflow-y:auto;
  }
  .nav__menu.is-open{transform:translateX(0);}
  .nav__menu a{width:100%;padding:14px 0;font-size:16px;border-bottom:1px solid var(--line);}
  .nav__menu a::after{display:none;}
  .nav__menu a.is-active{color:var(--brand);}
  .guide-card__media{flex:0 0 148px;}
}
@media screen and (max-width:767px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;}
  .apply-form{padding:24px;}
  .pagehead__stats{grid-template-columns:1fr;}
}
@media screen and (max-width:639px){
  h1{font-size:28px;line-height:1.35;}
  h2{font-size:22px;line-height:1.4;}
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .pagehead{padding:36px 0 44px;}
  .topbar__note{display:none;}
  .brand__text{font-size:17px;}
  .brand__sub{display:none;}
  .brand__mark{width:34px;height:34px;font-size:16px;}
  .nav{min-height:60px;}
  .guide-card,.cat-card{flex-direction:column;gap:16px;padding:18px;}
  .guide-card__media,.cat-card__media{flex:none;width:100%;aspect-ratio:16/10;}
  .guide-card__media img,.cat-card__media img{min-height:0;height:100%;}
  .guide-card__body h3{margin-top:4px;}
  .steps{grid-template-columns:1fr;}
  .step{position:relative;padding-left:66px;}
  .step__num{position:absolute;left:20px;top:24px;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* ============ 动效偏好 ============ */
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .btn:hover,.guide-card:hover,.cat-card:hover,.step:hover{transform:none !important;}
}