/* roulang page: index */
:root{--navy:#102a43;--blue:#1976d2;--cyan:#26a6d1;--ink:#182b3a;--muted:#66788a;--bg:#f5f8fc;--white:#fff;--line:#dce6ef;--soft:#eaf4fb;--radius:18px;--shadow:0 18px 45px rgba(24,65,100,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none;transition:.25s}img{max-width:100%;display:block}.container{max-width:1180px;margin:auto;padding:0 24px}
.topbar{height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(220,230,239,.8);display:flex;align-items:center;position:relative;z-index:5}.navwrap{width:100%;display:flex;align-items:center;justify-content:space-between}.logo{font-weight:800;color:var(--navy);font-size:20px;letter-spacing:-.5px}.logo span{color:var(--blue)}.navlinks{display:flex;align-items:center;gap:24px;font-size:14px;color:var(--muted)}.navlinks a:hover,.navlinks a.active{color:var(--blue)}.navcta,.button.primary{background:var(--blue);color:white;border-radius:10px;padding:11px 19px;font-weight:700;display:inline-block;box-shadow:0 8px 20px rgba(25,118,210,.2)}.navcta:hover,.button.primary:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}.hero{min-height:590px;background:linear-gradient(90deg,rgba(9,34,57,.9),rgba(9,34,57,.48)),url('/images/sd/backpic/back-1.jpg') center/cover;display:flex;align-items:center;color:#fff}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}.eyebrow{display:inline-flex;padding:6px 12px;border:1px solid rgba(255,255,255,.35);border-radius:30px;font-size:13px;color:#d8f3ff;margin-bottom:20px}.hero h1{font-size:clamp(36px,5vw,62px);line-height:1.15;margin:0 0 22px;letter-spacing:-2px}.hero p{font-size:18px;color:#e7f1f7;max-width:650px;margin-bottom:30px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.button.secondary{border:1px solid rgba(255,255,255,.6);color:#fff;border-radius:10px;padding:11px 19px;font-weight:700}.button.secondary:hover{background:#fff;color:var(--navy)}.dashboard{background:rgba(255,255,255,.96);color:var(--ink);border-radius:20px;padding:24px;box-shadow:0 25px 70px rgba(0,0,0,.22)}.dashhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.dashhead strong{font-size:17px}.status{font-size:12px;color:#16835e;background:#e3f7ed;border-radius:20px;padding:5px 10px}.metric{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}.metric div{background:var(--soft);padding:15px;border-radius:12px}.metric b{display:block;font-size:24px;color:var(--navy)}.metric small{color:var(--muted)}.progress{height:8px;background:#e8eef3;border-radius:10px;overflow:hidden;margin:8px 0 20px}.progress i{display:block;width:82%;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:10px}.dashrow{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.dashrow:last-child{border:0}.section{padding:92px 0}.section-head{max-width:700px;margin-bottom:38px}.section-head h2{font-size:36px;line-height:1.25;color:var(--navy);margin:0 0 14px}.section-head p{color:var(--muted);margin:0}.badge{color:var(--blue);font-weight:700;font-size:13px;letter-spacing:1px}.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.25s}.card:hover{transform:translateY(-6px);box-shadow:0 24px 55px rgba(24,65,100,.16)}.icon{width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--blue);display:grid;place-items:center;font-weight:800;font-size:20px;margin-bottom:18px}.card h3{font-size:19px;margin:0 0 9px;color:var(--navy)}.card p{font-size:14px;color:var(--muted);margin:0}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}.visual img{width:100%;height:370px;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}.checklist{list-style:none;margin:0;padding:0}.checklist li{padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted)}.checklist b{color:var(--navy);display:block;margin-bottom:4px}.stats{background:var(--navy);color:#fff;padding:55px 0}.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.stat{text-align:center;border-right:1px solid rgba(255,255,255,.16)}.stat:last-child{border:0}.stat strong{font-size:34px;display:block}.stat span{color:#bbd0de;font-size:14px}.newsarea{display:grid;grid-template-columns:1.4fr .8fr;gap:28px}.newslist{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 26px}.newsitem{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.newsitem:last-child{border:0}.newsitem h3{font-size:16px;margin:0;color:var(--navy)}.newsitem p{font-size:13px;color:var(--muted);margin:4px 0 0}.date{font-size:12px;color:#8b9aaa;white-space:nowrap}.recommend{border-radius:var(--radius);overflow:hidden;background:var(--navy);color:#fff}.recommend img{height:170px;width:100%;object-fit:cover}.recommend-content{padding:23px}.recommend p{color:#c5d5df;font-size:14px}.quotegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}.stars{color:#e59b25;letter-spacing:2px}.quote p{color:var(--muted);font-size:14px}.quote strong{color:var(--navy)}.faq{max-width:850px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:12px 0;padding:18px 22px}.faq summary{font-weight:700;color:var(--navy);cursor:pointer}.faq details p{color:var(--muted);font-size:14px;margin:14px 0 0}.cta{padding:70px 0;background:linear-gradient(110deg,#eaf5fc,#dceefa)}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{color:var(--navy);margin:0 0 8px}.cta p{color:var(--muted);margin:0}.footer{background:#0d2235;color:#b9cbd8;padding:50px 0 25px}.footergrid{display:flex;justify-content:space-between;gap:30px}.footer .logo{color:#fff}.footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:20px;font-size:12px}.focus:focus,.button:focus,a:focus{outline:3px solid rgba(38,166,209,.35);outline-offset:3px}
@media(max-width:900px){.hero-grid,.split,.newsarea{grid-template-columns:1fr;gap:35px}.matrix{grid-template-columns:repeat(2,1fr)}.statgrid{grid-template-columns:repeat(2,1fr);gap:28px}.stat{border:0}.hero{padding:80px 0}.navlinks{gap:12px}.section{padding:70px 0}}
@media(max-width:560px){.container{padding:0 18px}.topbar{height:auto;padding:17px 0}.navlinks{display:none}.hero h1{font-size:38px}.hero p{font-size:16px}.metric{grid-template-columns:1fr}.matrix,.quotegrid{grid-template-columns:1fr}.section-head h2{font-size:29px}.visual img{height:260px}.cta-box,.footergrid{display:block}.cta .button{margin-top:22px}.newsitem{display:block}.date{display:block;margin-top:5px}}

/* roulang page: article */
:root{--navy:#102a43;--blue:#1976d2;--cyan:#26a6d1;--ink:#182b3a;--muted:#66788a;--bg:#f5f8fc;--white:#fff;--line:#dce6ef;--soft:#eaf4fb;--radius:18px;--shadow:0 18px 45px rgba(24,65,100,.10)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.25s}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:auto;padding:0 24px}
.topbar{height:76px;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(220,230,239,.8);display:flex;align-items:center;position:relative;z-index:5}
.navwrap{width:100%;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:800;color:var(--navy);font-size:20px;letter-spacing:-.5px}
.logo span{color:var(--blue)}
.navlinks{display:flex;align-items:center;gap:24px;font-size:14px;color:var(--muted)}
.navlinks a:hover,.navlinks a.active{color:var(--blue)}
.navcta,.button.primary{background:var(--blue);color:white;border-radius:10px;padding:11px 19px;font-weight:700;display:inline-block;box-shadow:0 8px 20px rgba(25,118,210,.2)}
.navcta:hover,.button.primary:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}
.article-banner{padding:78px 0 70px;background:linear-gradient(105deg,rgba(16,42,67,.94),rgba(25,118,210,.72)),url('/images/sd/backpic/back-2.webp') center/cover;color:#fff}
.article-banner .eyebrow{display:inline-flex;padding:6px 13px;border:1px solid rgba(255,255,255,.35);border-radius:30px;color:#d8f3ff;font-size:13px;margin-bottom:18px}
.article-banner h1{max-width:850px;font-size:clamp(32px,5vw,56px);line-height:1.25;letter-spacing:-1.5px;margin:0 0 18px}
.article-meta{display:flex;gap:20px;flex-wrap:wrap;color:#d9eaf4;font-size:14px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;padding:70px 0}
.article-card,.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.article-card{padding:clamp(25px,5vw,58px)}
.article-content{font-size:17px;color:#405466}
.article-content h2{color:var(--navy);font-size:28px;margin:34px 0 14px}
.article-content h3{color:var(--navy);font-size:21px;margin:28px 0 10px}
.article-content p{margin:0 0 20px}
.article-content img{border-radius:14px;margin:26px auto}
.article-content blockquote{margin:28px 0;padding:20px 24px;border-left:4px solid var(--cyan);background:var(--soft);color:var(--navy);border-radius:0 12px 12px 0}
.side-card{padding:25px;position:sticky;top:25px}
.side-card h2{font-size:20px;color:var(--navy);margin:0 0 12px}
.side-card p{font-size:14px;color:var(--muted);margin:0 0 20px}
.side-image{width:100%;height:170px;object-fit:cover;border-radius:13px;margin-bottom:20px}
.empty{padding:60px 20px;text-align:center;color:var(--muted)}
.empty h2{color:var(--navy);margin-top:0}
.footer{background:#0d2235;color:#b9cbd8;padding:50px 0 25px}
.footergrid{display:flex;justify-content:space-between;gap:30px}
.footer .logo{color:#fff}
.footer a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:20px;font-size:12px}
a:focus,.button:focus{outline:3px solid rgba(38,166,209,.35);outline-offset:3px}
@media(max-width:900px){
 .article-layout{grid-template-columns:1fr;padding:55px 0}
 .side-card{position:static}
}
@media(max-width:560px){
 .container{padding:0 18px}
 .topbar{height:auto;padding:17px 0}
 .navlinks{gap:10px;font-size:13px}
 .navlinks a:not(.navcta){display:none}
 .article-banner{padding:58px 0}
 .article-banner h1{font-size:34px}
 .article-layout{padding:35px 0}
 .article-card{padding:25px 20px}
 .article-content{font-size:16px}
 .footergrid{display:block}
 .footergrid>div+div{margin-top:24px}
}

/* roulang page: category1 */
:root{--navy:#102a43;--blue:#1976d2;--cyan:#26a6d1;--ink:#182b3a;--muted:#66788a;--bg:#f5f8fc;--white:#fff;--line:#dce6ef;--soft:#eaf4fb;--radius:18px;--shadow:0 18px 45px rgba(24,65,100,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none;transition:.25s}img{max-width:100%;display:block}.container{max-width:1180px;margin:auto;padding:0 24px}
.topbar{height:76px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);display:flex;align-items:center;position:relative;z-index:5}.navwrap{width:100%;display:flex;align-items:center;justify-content:space-between}.logo{font-weight:800;color:var(--navy);font-size:20px;letter-spacing:-.5px}.logo span{color:var(--blue)}.navlinks{display:flex;align-items:center;gap:24px;font-size:14px;color:var(--muted)}.navlinks a:hover,.navlinks a.active{color:var(--blue)}.navcta,.button.primary{background:var(--blue);color:#fff;border-radius:10px;padding:11px 19px;font-weight:700;display:inline-block;box-shadow:0 8px 20px rgba(25,118,210,.2)}.navcta:hover,.button.primary:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}
.hero{padding:92px 0;background:linear-gradient(90deg,rgba(9,34,57,.9),rgba(9,34,57,.48)),url('/images/sd/backpic/back-2.webp') center/cover;color:#fff}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.eyebrow,.badge{display:inline-flex;padding:6px 12px;border:1px solid rgba(255,255,255,.4);border-radius:30px;font-size:13px;color:#d8f3ff;margin-bottom:20px}.hero h1{font-size:clamp(36px,5vw,60px);line-height:1.15;margin:0 0 20px;letter-spacing:-2px}.hero p{font-size:18px;color:#e7f1f7;max-width:650px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.button.secondary{border:1px solid rgba(255,255,255,.65);color:#fff;border-radius:10px;padding:11px 19px;font-weight:700}.button.secondary:hover{background:#fff;color:var(--navy)}.panel{background:#fff;color:var(--ink);border-radius:22px;padding:28px;box-shadow:0 25px 60px rgba(0,0,0,.18)}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.panel h3{color:var(--navy);margin:0}.signal{color:#16865b;background:#e6f7ef;border-radius:20px;padding:4px 10px;font-size:12px}.dashrow{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}.dashrow:last-child{border:0}.dashrow strong{color:var(--blue)}
.section{padding:88px 0}.section-head{max-width:720px;margin-bottom:38px}.section-head h2{font-size:36px;line-height:1.25;color:var(--navy);margin:0 0 14px}.section-head p{color:var(--muted);margin:0}.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:.25s}.card:hover{transform:translateY(-6px);box-shadow:0 24px 55px rgba(24,65,100,.16)}.card h3{font-size:19px;margin:0 0 9px;color:var(--navy)}.card p{font-size:14px;color:var(--muted);margin:0}.icon{width:42px;height:42px;background:var(--soft);color:var(--blue);border-radius:12px;display:grid;place-items:center;font-weight:800;margin-bottom:18px}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.visual img{width:100%;height:360px;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}.checklist{list-style:none;margin:0;padding:0}.checklist li{padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted)}.checklist b{color:var(--navy);display:block;margin-bottom:4px}.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.stat strong{font-size:30px;color:var(--blue);display:block}.stat span{font-size:13px;color:var(--muted)}.faq{max-width:850px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:12px 0;padding:18px 22px}.faq summary{font-weight:700;color:var(--navy);cursor:pointer}.faq details p{color:var(--muted);font-size:14px;margin:14px 0 0}.cta{padding:70px 0;background:linear-gradient(110deg,#eaf5fc,#dceefa)}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{color:var(--navy);margin:0 0 8px}.cta p{color:var(--muted);margin:0}.footer{background:#0d2235;color:#b9cbd8;padding:50px 0 25px}.footergrid{display:flex;justify-content:space-between;gap:30px}.footer .logo{color:#fff}.footer a:hover{color:#fff}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:20px;font-size:12px}a:focus,.button:focus{outline:3px solid rgba(38,166,209,.35);outline-offset:3px}
@media(max-width:900px){.hero-grid,.split{grid-template-columns:1fr;gap:35px}.matrix{grid-template-columns:repeat(2,1fr)}.statgrid{grid-template-columns:repeat(2,1fr)}.hero{padding:75px 0}.section{padding:70px 0}}
@media(max-width:560px){.container{padding:0 18px}.topbar{height:auto;padding:17px 0}.navlinks{gap:10px;font-size:12px}.navlinks a:nth-child(2){display:none}.hero h1{font-size:38px}.hero p{font-size:16px}.matrix,.statgrid{grid-template-columns:1fr}.section-head h2{font-size:29px}.visual img{height:260px}.cta-box,.footergrid{display:block}.cta .button{margin-top:22px}}