/* roulang page: index */
:root{--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:92px;--ease:.25s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:76px}a{color:var(--blue);text-decoration:none;transition:var(--ease)}a:hover{color:var(--blue2)}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}.container{max-width:var(--max);margin:auto;padding:0 25px}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}.logo span{color:var(--gold)}.nav-links{display:flex;gap:6px;align-items:center;margin:0}.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px}.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}.nav-cta,.button.primary{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}.nav-cta:hover,.button.primary:hover{background:var(--blue2);transform:translateY(-2px)}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}.hero{min-height:650px;padding:76px 0 68px;background:linear-gradient(90deg,rgba(248,251,254,.98) 15%,rgba(248,251,254,.78) 57%,rgba(248,251,254,.35)),url('/assets/images/backpic/back-1.webp') center/cover}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}.hero h1{font-size:clamp(42px,5vw,68px);line-height:1.2;letter-spacing:-.055em;margin:20px 0 23px;color:var(--blue2)}.hero h1 em{font-style:normal;color:var(--blue);position:relative}.hero h1 em:after{content:"";position:absolute;left:3px;right:3px;bottom:-5px;height:5px;background:#d7e8f5;border-radius:5px;z-index:-1}.hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:30px}.actions{display:flex;gap:13px;flex-wrap:wrap}.button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}.button.secondary:hover{border-color:var(--blue);background:var(--sky)}.button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}.button:active{transform:scale(.98)}.hero-panel{background:rgba(255,255,255,.93);border:1px solid rgba(211,227,239,.95);border-radius:24px;box-shadow:var(--shadow2);overflow:hidden}.hero-panel img{width:100%;height:255px;object-fit:cover}.panel-body{padding:25px}.panel-body h3{margin:0 0 8px;font-size:23px}.panel-body p{color:var(--muted);margin:0}.mini-row{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}.mini-stat{background:var(--sky);border-radius:10px;padding:9px 13px;color:var(--blue2);font-size:13px}.section{padding:var(--section) 0}.section.alt{background:#eef6fc}.section-head{max-width:720px;margin-bottom:35px}.section-head h2{font-size:clamp(28px,3.2vw,43px);line-height:1.3;margin:0 0 13px;color:var(--blue2);letter-spacing:-.035em}.section-head p{color:var(--muted);margin:0}.feature-row{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:18px}.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow);transition:var(--ease)}.feature:hover,.content-card:hover,.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow2)}.feature.large{background:var(--blue2);color:#fff}.feature.large p{color:#dbeaf5}.number{font-size:13px;color:var(--gold);font-weight:800;letter-spacing:.12em}.feature h3{font-size:21px;margin:13px 0 8px}.feature p{color:var(--muted);font-size:14px;margin:0}.directory{display:grid;grid-template-columns:260px 1fr;gap:35px;align-items:start}.side-nav{position:sticky;top:100px;background:#fff;padding:20px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.side-nav strong{display:block;margin-bottom:12px;color:var(--blue2)}.side-nav a{display:block;padding:9px 10px;border-bottom:1px solid #edf3f7;font-size:14px}.side-nav a:last-child{border:0}.directory-main{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.content-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--ease)}.content-card img{height:180px;width:100%;object-fit:cover}.content-card .pad{padding:22px}.content-card h3{font-size:21px;line-height:1.45;margin:7px 0 8px}.content-card p{color:var(--muted);font-size:14px;margin:0 0 15px}.small-card{display:flex;gap:16px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--smradius);margin-bottom:14px}.small-card b{font-size:18px;color:var(--blue2)}.small-card p{color:var(--muted);font-size:14px;margin:3px 0 0}.split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.visual{border-radius:24px;overflow:hidden;box-shadow:var(--shadow2);background:#dcecf8}.visual img{width:100%;height:405px;object-fit:cover}.copy h2{font-size:36px;line-height:1.35;color:var(--blue2);margin:0 0 17px}.copy p{color:var(--muted);margin:0 0 17px}.check-list{list-style:none;padding:0;margin:22px 0}.check-list li{padding:10px 0 10px 29px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}.process{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{position:relative;padding:24px;background:#fff;border-top:3px solid var(--blue);border-radius:var(--smradius);box-shadow:var(--shadow)}.step b{display:block;color:var(--gold);font-size:28px}.step h3{font-size:18px;margin:8px 0}.step p{font-size:14px;color:var(--muted);margin:0}.quote-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);transition:var(--ease)}.quote blockquote{font-size:23px;line-height:1.65;margin:0 0 20px;color:var(--blue2)}.quote cite{font-style:normal;color:var(--muted);font-size:14px}.summary-box{background:var(--blue2);color:#fff;border-radius:var(--radius);padding:28px}.summary-box h3{margin-top:0}.summary-box p{color:#dbeaf5}.summary-box strong{display:block;font-size:38px;color:#fff}.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.topic{padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--smradius)}.topic h3{margin:0 0 8px;font-size:18px}.topic p{margin:0;color:var(--muted);font-size:14px}.news-layout{display:grid;grid-template-columns:1fr 350px;gap:30px}.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 27px;box-shadow:var(--shadow)}.news-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-date{font-size:13px;color:var(--gold);font-weight:700}.news-item h3{font-size:18px;margin:0 0 4px}.news-item p{font-size:14px;color:var(--muted);margin:0}.news-side{background:var(--blue2);border-radius:var(--radius);padding:28px;color:#fff}.news-side h3{margin-top:0}.news-side p{color:#dbeaf5}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:16px 20px;box-shadow:0 5px 15px rgba(32,77,117,.05)}summary{font-weight:700;color:var(--blue2);cursor:pointer}.faq-list p{color:var(--muted);font-size:14px;margin:13px 0 0}.brand-copy{max-width:880px;margin:auto;text-align:center}.brand-copy h2{color:var(--blue2);font-size:34px}.brand-copy p{color:var(--muted);font-size:17px}.form-section{background:#f2f7fb}.form-box{max-width:850px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:var(--shadow)}label{display:block;font-weight:700;color:var(--blue2);margin-bottom:7px}input,textarea{width:100%;border:1px solid #cbdce9;border-radius:9px;padding:12px 14px;margin-bottom:5px;background:#fbfdff;transition:var(--ease)}input:hover,textarea:hover{border-color:#91b9d5}input:invalid:not(:placeholder-shown),textarea:invalid:not(:placeholder-shown){border-color:var(--danger)}.hint{font-size:13px;color:var(--muted);margin-bottom:17px}.form-message{display:none;color:var(--ok);font-weight:700;margin-top:14px}.cta{padding:65px 0;background:#dfeef9}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{color:var(--blue2);font-size:34px;margin:0}.cta p{color:var(--muted);margin:6px 0 0}.site-footer{background:#122c45;color:#c6d8e6;padding:50px 0 30px}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:30px}.site-footer h3{color:#fff;margin-top:0}.site-footer a{color:#c6d8e6}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:35px;padding-top:20px;font-size:13px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(26,65,99,.12);padding:12px 20px}.fixed-inner{max-width:var(--max);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px}.fixed-inner strong{color:var(--blue2)}.fixed-inner span{color:var(--muted);font-size:14px;margin-left:15px}.muted{color:var(--muted)}@media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:9px 7px}.hero-grid{gap:30px}.directory-main{grid-template-columns:1fr}.feature-row{grid-template-columns:1fr 1fr}.feature.large{grid-column:1/-1}}@media(max-width:768px){:root{--section:64px}.nav-wrap{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:13px 14px}.hero{padding:55px 0}.hero-grid,.split,.quote-grid,.faq-grid,.news-layout{grid-template-columns:1fr}.hero-panel{max-width:580px}.directory{grid-template-columns:1fr}.side-nav{position:static;display:flex;overflow:auto;gap:8px;white-space:nowrap}.side-nav strong{display:none}.side-nav a{border:1px solid var(--line);border-radius:20px;padding:6px 12px}.process{grid-template-columns:1fr 1fr}.topics{grid-template-columns:1fr 1fr}.news-side{order:-1}.cta-inner{display:block}.cta-inner .actions{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:520px){body{font-size:15px;padding-bottom:104px}.container{padding:0 17px}.hero h1{font-size:39px}.hero-lead{font-size:16px}.feature-row,.topics,.process{grid-template-columns:1fr}.feature.large{grid-column:auto}.split{gap:25px}.visual img{height:270px}.copy h2,.cta h2{font-size:28px}.news-list{padding:8px 17px}.news-item{grid-template-columns:1fr;gap:3px;padding:18px 0}.news-item .button{width:max-content}.form-box{padding:20px}.footer-grid{grid-template-columns:1fr}.fixed-inner{align-items:flex-start}.fixed-inner span{display:block;margin:2px 0 0;font-size:12px}.fixed-cta .button{padding:11px 14px;font-size:14px;white-space:nowrap}}

/* roulang page: category2 */
:root{
--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;
--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;
--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);
--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:72px;--ease:.25s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:76px}
a{color:var(--blue);text-decoration:none;transition:var(--ease)}
a:hover{color:var(--blue2)}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{max-width:var(--max);margin:auto;padding:0 25px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}
.logo span{color:var(--gold)}
.nav-links{display:flex;gap:6px;align-items:center;margin:0}
.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px}
.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}
.nav-cta,.button.primary{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.nav-cta:hover,.button.primary:hover{background:var(--blue2);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}
.hero{padding:70px 0 60px;background:linear-gradient(90deg,rgba(248,251,254,.98) 15%,rgba(248,251,254,.82) 58%,rgba(248,251,254,.3)),url('/assets/images/backpic/back-2.webp') center/cover}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}
.hero h1{font-size:clamp(40px,5vw,64px);line-height:1.2;letter-spacing:-.055em;margin:18px 0;color:var(--blue2)}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero-lead{font-size:18px;color:var(--muted);max-width:600px;margin:0 0 27px}
.button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}
.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}
.button.secondary:hover{border-color:var(--blue);background:var(--sky)}
.button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}
.button:active{transform:scale(.98)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.scene-panel{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow2);overflow:hidden}
.scene-panel img{width:100%;height:290px;object-fit:cover}
.panel-body{padding:24px 27px}
.panel-body h2{font-size:24px;line-height:1.4;margin:0 0 8px;color:var(--blue2)}
.panel-body p{color:var(--muted);margin:0}
.panel-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.meta-pill{padding:7px 12px;border-radius:20px;background:var(--sky);font-size:13px;color:var(--blue2)}
.section{padding:var(--section) 0}
.section.alt{background:#eef6fc}
.section-head{max-width:720px;margin-bottom:32px}
.section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.3;margin:0 0 12px;color:var(--blue2);letter-spacing:-.035em}
.section-head p{color:var(--muted);margin:0}
.coupon-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
.coupon-card{position:relative;background:#fff;border:1px solid #d9e8f1;border-radius:24px;padding:35px 40px;box-shadow:var(--shadow2);overflow:hidden}
.coupon-card:after{content:"";position:absolute;right:-65px;top:-65px;width:190px;height:190px;border-radius:50%;background:#f8eddc}
.coupon-label{position:relative;z-index:1;color:var(--gold);font-weight:800;letter-spacing:.1em;font-size:14px}
.coupon-card h3{position:relative;z-index:1;font-size:34px;line-height:1.3;color:var(--blue2);margin:12px 0 9px}
.coupon-card p{position:relative;z-index:1;color:var(--muted);max-width:620px;margin:0 0 23px}
.coupon-action{position:relative;z-index:1}
.coupon-note{display:block;margin-top:12px;color:#8194a5;font-size:13px}
.info-card{background:var(--blue2);border-radius:24px;color:#fff;padding:30px;box-shadow:var(--shadow)}
.info-card h3{font-size:23px;margin:0 0 14px}
.info-card p{color:#dbeaf5;margin:0 0 18px}
.info-card ul{list-style:none;margin:0;padding:0}
.info-card li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.18);font-size:14px}
.info-card li:last-child{border:0}
.three-points{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:17px}
.point{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow);transition:var(--ease)}
.point:hover,.scene-card:hover,.quote-box:hover{transform:translateY(-5px);box-shadow:var(--shadow2)}
.point.featured{background:#f9f2e7;border-color:#ead9bb}
.point-number{font-size:13px;color:var(--gold);font-weight:800;letter-spacing:.12em}
.point h3{font-size:21px;color:var(--blue2);margin:12px 0 7px}
.point p{font-size:14px;color:var(--muted);margin:0}
.deep-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:45px;align-items:center}
.deep-grid.reverse{grid-template-columns:.92fr 1.08fr}
.visual-frame{background:#dcecf7;border-radius:22px;padding:12px;box-shadow:var(--shadow)}
.visual-frame img{height:390px;width:100%;object-fit:cover;border-radius:15px}
.deep-copy h2{font-size:34px;line-height:1.35;color:var(--blue2);margin:0 0 16px}
.deep-copy p{color:var(--muted)}
.check-list{list-style:none;padding:0;margin:21px 0}
.check-list li{padding:10px 0 10px 29px;border-bottom:1px solid var(--line);position:relative}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.rhythm{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.rhythm-item{padding:24px 21px;border-right:1px solid var(--line)}
.rhythm-item:last-child{border:0}
.rhythm-item strong{display:block;color:var(--gold);font-size:14px;margin-bottom:8px}
.rhythm-item b{display:block;color:var(--blue2);font-size:18px;margin-bottom:6px}
.rhythm-item span{font-size:13px;color:var(--muted)}
.scene-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--ease)}
.scene-card.big{grid-row:span 2}
.scene-card img{width:100%;height:190px;object-fit:cover}
.scene-card.big img{height:300px}
.scene-card .pad{padding:21px 23px}
.scene-card h3{font-size:21px;color:var(--blue2);margin:8px 0}
.scene-card p{font-size:14px;color:var(--muted);margin:0 0 13px}
.text-link{font-weight:700;font-size:14px}
.quote-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
.quote-box{background:#fff;border:1px solid var(--line);border-radius:22px;padding:35px;box-shadow:var(--shadow);transition:var(--ease)}
.quote-box blockquote{font-size:25px;line-height:1.65;color:var(--blue2);margin:0 0 20px}
.quote-box cite{font-style:normal;color:var(--muted);font-size:14px}
.summary-box{background:#e3f0fb;border-radius:22px;padding:30px}
.summary-box h3{color:var(--blue2);margin:0 0 12px}
.summary-box p{font-size:14px;color:var(--muted);margin:0}
.guide-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:34px}
.guide-intro{padding-right:18px}
.guide-intro h2{font-size:32px;color:var(--blue2);line-height:1.4;margin:0 0 14px}
.guide-intro p{color:var(--muted)}
.guide-list{border-left:2px solid #c8deed;padding-left:28px}
.guide-step{position:relative;padding:0 0 25px}
.guide-step:last-child{padding-bottom:0}
.guide-step:before{content:"";position:absolute;left:-36px;top:7px;width:14px;height:14px;background:var(--gold);border:4px solid var(--cream);border-radius:50%;box-shadow:0 0 0 1px #c8deed}
.guide-step h3{margin:0 0 5px;color:var(--blue2);font-size:19px}
.guide-step p{margin:0;color:var(--muted);font-size:14px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:40px}
.faq-lead h2{font-size:32px;line-height:1.35;color:var(--blue2);margin:0 0 13px}
.faq-lead p{color:var(--muted)}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:15px 20px;box-shadow:0 5px 15px rgba(32,77,117,.05)}
.faq-list summary{cursor:pointer;font-weight:700;color:var(--blue2)}
.faq-list p{color:var(--muted);font-size:14px;margin:13px 0 0}
.cta-section{padding:58px 0;background:var(--blue2);color:#fff}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-inner h2{font-size:32px;line-height:1.35;margin:0 0 8px}
.cta-inner p{color:#d8e8f3;margin:0}
.cta-inner .button{background:#fff;color:var(--blue2)}
.site-footer{background:#123d65;color:#d7e7f2;padding:48px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:35px;padding-bottom:30px}
.site-footer h3{color:#fff;font-size:19px;margin:0 0 12px}
.site-footer p{color:#b9cede;font-size:14px;margin:0;line-height:2}
.site-footer a{color:#d7e7f2}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.18);padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#abc3d4;font-size:13px}
.sticky-cta{position:fixed;bottom:0;left:0;right:0;z-index:30;background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(30,72,110,.12);padding:12px 0}
.sticky-inner{display:flex;justify-content:space-between;align-items:center;gap:18px}
.sticky-inner strong{color:var(--blue2)}
.sticky-inner span{color:var(--muted);font-size:14px;margin-left:10px}
@media(max-width:992px){
.nav-links a{padding:9px 8px;font-size:13px}.hero-grid,.deep-grid,.deep-grid.reverse{grid-template-columns:1fr;gap:30px}
.three-points{grid-template-columns:1fr 1fr}.point.featured{grid-column:span 2}.rhythm{grid-template-columns:1fr 1fr}.rhythm-item:nth-child(2){border-right:0}.rhythm-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:768px){
:root{--section:55px}.nav-wrap{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:13px 14px}.nav-cta{text-align:center}.hero{padding:52px 0}.hero h1{font-size:43px}.coupon-wrap,.scene-grid,.quote-layout,.guide-grid,.faq-grid{grid-template-columns:1fr}.scene-card.big{grid-row:auto}.point.featured{grid-column:auto}.three-points{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta-inner .button{margin-top:20px}
}
@media(max-width:520px){
.container{padding:0 18px}.logo{font-size:22px}.hero h1{font-size:37px}.hero-lead{font-size:16px}.coupon-card{padding:27px 23px}.coupon-card h3{font-size:29px}.rhythm{grid-template-columns:1fr}.rhythm-item{border-right:0!important;border-bottom:1px solid var(--line)}.rhythm-item:last-child{border-bottom:0}.visual-frame img{height:270px}.deep-copy h2,.faq-lead h2{font-size:28px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}.sticky-inner{align-items:flex-start}.sticky-inner span{display:block;margin:2px 0 0}.sticky-inner .button{padding:11px 14px;white-space:nowrap}
}

/* roulang page: category3 */
:root{--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:82px;--ease:.25s ease}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:78px}
    h1,h2,h3,h4,p{margin-top:0}
    a{color:var(--blue);text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--blue2)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{max-width:var(--max);margin:auto;padding:0 25px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
    .logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}
    .logo span{color:var(--gold)}
    .nav-links{display:flex;gap:6px;align-items:center;margin:0}
    .nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}
    .nav-cta,.button.primary{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}
    .nav-cta:hover,.button.primary:hover{background:var(--blue2);transform:translateY(-2px)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}
    .button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}
    .button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}
    .button.secondary:hover{border-color:var(--blue);background:var(--sky)}
    .button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}
    .button:active{transform:scale(.98)}
    .button.disabled{opacity:.5;pointer-events:none}
    .eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}
    .hero{padding:86px 0 70px;background:linear-gradient(90deg,rgba(248,251,254,.98) 18%,rgba(248,251,254,.82) 58%,rgba(248,251,254,.45)),url('/assets/images/backpic/back-2.webp') center/cover}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}
    .hero h1{font-size:clamp(40px,5vw,64px);line-height:1.2;letter-spacing:-.055em;margin:20px 0;color:var(--blue2)}
    .hero h1 em{font-style:normal;color:var(--blue);position:relative}
    .hero h1 em:after{content:"";position:absolute;left:3px;right:3px;bottom:-5px;height:5px;background:#d7e8f5;border-radius:5px;z-index:-1}
    .hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-panel{background:rgba(255,255,255,.94);border:1px solid rgba(211,227,239,.95);border-radius:24px;box-shadow:var(--shadow2);overflow:hidden}
    .hero-panel img{width:100%;height:280px;object-fit:cover}
    .panel-body{padding:24px 26px}
    .panel-body h3{margin:0 0 8px;font-size:22px}
    .panel-body p{margin:0;color:var(--muted);font-size:14px}
    .mini-row{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
    .mini-stat{padding:8px 12px;background:var(--sky);border-radius:9px;color:var(--blue2);font-size:13px;font-weight:700}
    .section{padding:var(--section) 0}
    .section.alt{background:#eef6fc}
    .section-head{max-width:760px;margin-bottom:35px}
    .section-head h2{font-size:clamp(28px,3.2vw,43px);line-height:1.3;margin:0 0 13px;color:var(--blue2);letter-spacing:-.035em}
    .section-head p{color:var(--muted);margin:0}
    .intro-strip{display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:stretch}
    .intro-copy,.summary-card,.filter-box,.news-list,.quote-box,.subscribe-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .intro-copy{padding:31px}
    .intro-copy h3{font-size:25px;color:var(--blue2);margin-bottom:14px}
    .intro-copy p{color:var(--muted);margin-bottom:14px}
    .summary-card{padding:27px;background:var(--blue2);color:#fff}
    .summary-card h3{font-size:21px;margin-bottom:17px}
    .summary-card p{color:#dbeaf5;font-size:14px}
    .summary-line{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.2);padding:12px 0;color:#e7f2fa;font-size:14px}
    .filter-box{padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}
    .filter-label{font-weight:700;color:var(--blue2)}
    .filter-tags{display:flex;gap:8px;flex-wrap:wrap}
    .filter-tags span{border:1px solid var(--line);padding:5px 12px;border-radius:20px;font-size:13px;color:var(--muted);background:#fbfdff}
    .filter-tags span.selected{background:var(--sky);border-color:#b8d7ed;color:var(--blue2);font-weight:700}
    .timeline-layout{display:grid;grid-template-columns:1fr .32fr;gap:26px;align-items:start}
    .timeline{position:relative;padding-left:37px}
    .timeline:before{content:"";position:absolute;left:10px;top:13px;bottom:18px;width:2px;background:#c8ddeb}
    .timeline-item{position:relative;margin-bottom:20px}
    .timeline-item:before{content:"";position:absolute;left:-33px;top:25px;width:12px;height:12px;border:3px solid var(--blue);background:var(--cream);border-radius:50%;z-index:1}
    .news-row{display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:start;padding:25px 26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--ease)}
    .news-row:hover{transform:translateY(-4px);box-shadow:var(--shadow2);border-color:#b8d4e8}
    .news-date{font-size:14px;color:var(--blue);font-weight:800;padding-top:4px}
    .news-row h3{margin:0 0 7px;font-size:20px;color:var(--blue2);line-height:1.45}
    .news-row p{margin:0;color:var(--muted);font-size:14px}
    .read-link{white-space:nowrap;margin-top:4px;font-size:14px;font-weight:700}
    .side-nav{position:sticky;top:103px;background:#fff;padding:22px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .side-nav strong{display:block;margin-bottom:12px;color:var(--blue2)}
    .side-nav a{display:block;padding:10px;border-bottom:1px solid #edf3f7;font-size:14px}
    .side-nav a:last-child{border:0}
    .side-note{margin-top:17px;padding:17px;background:var(--sky);border-radius:12px;color:var(--muted);font-size:13px}
    .feature-band{display:grid;grid-template-columns:.72fr 1.28fr;gap:30px;align-items:center}
    .feature-image{border-radius:22px;overflow:hidden;box-shadow:var(--shadow2)}
    .feature-image img{width:100%;height:380px;object-fit:cover}
    .feature-content h2{font-size:35px;line-height:1.35;color:var(--blue2);margin-bottom:16px}
    .feature-content p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:22px 0}
    .check-list li{padding:10px 0 10px 29px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
    .quote-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .quote-box{padding:32px}
    .quote-box blockquote{font-size:25px;line-height:1.65;color:var(--blue2);margin:0 0 18px;font-weight:700}
    .quote-box cite{font-style:normal;color:var(--muted);font-size:14px}
    .evidence{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .evidence-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}
    .evidence-card b{display:block;font-size:27px;color:var(--blue);margin-bottom:4px}
    .evidence-card span{font-size:14px;color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:42px}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:16px 20px;box-shadow:0 5px 15px rgba(32,77,117,.05)}
    .faq-list summary{font-weight:700;color:var(--blue2);cursor:pointer}
    .faq-list p{color:var(--muted);font-size:14px;margin:13px 0 0}
    .subscribe{background:var(--blue2);color:#fff;border-radius:23px;padding:42px}
    .subscribe-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center}
    .subscribe h2{font-size:32px;line-height:1.35;margin-bottom:12px}
    .subscribe p{color:#dbeaf5;margin-bottom:0}
    .subscribe-form{display:grid;grid-template-columns:1fr auto;gap:10px}
    .subscribe-form input{height:49px;border:1px solid #bed3e2;border-radius:9px;padding:0 15px;color:var(--ink)}
    .subscribe-form button{border:0;background:var(--gold);color:#fff;border-radius:9px;padding:0 20px;font-weight:700}
    .subscribe-form button:hover{background:#ae7b35}
    .form-hint{font-size:12px;color:#cfe3ef;margin-top:10px}
    .site-footer{background:#17324d;color:#dceaf4;padding:53px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:35px}
    .site-footer h3{color:#fff;font-size:19px;margin-bottom:12px}
    .site-footer p{font-size:14px;color:#bcd0df;margin:0;line-height:2}
    .site-footer a{color:#c9ddeb}
    .site-footer a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.16);margin-top:35px;padding-top:18px;color:#a9c0d1;font-size:12px}
    .fixed-cta{position:fixed;left:0;right:0;bottom:0;z-index:25;background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(23,50,77,.1);padding:12px 0}
    .fixed-inner{display:flex;justify-content:space-between;align-items:center;gap:18px}
    .fixed-inner strong{color:var(--blue2)}
    .fixed-inner span{color:var(--muted);font-size:14px;margin-left:12px}
    @media(max-width:992px){.nav-links a{padding:9px 8px;font-size:13px}.hero-grid,.intro-strip,.timeline-layout,.feature-band,.quote-grid,.faq-grid{grid-template-columns:1fr}.side-nav{position:static}.feature-image img{height:300px}.subscribe-grid{grid-template-columns:1fr}.hero-panel{max-width:650px}}
    @media(max-width:768px){:root{--section:58px}.nav-wrap{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;left:18px;right:18px;top:75px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow2);flex-direction:column;align-items:stretch}.nav-links.is-open{display:flex}.nav-links a{padding:13px 15px}.hero{padding:62px 0 52px}.hero-grid{gap:30px}.hero h1{font-size:42px}.news-row{grid-template-columns:1fr;gap:7px}.read-link{justify-self:start}.filter-box{display:block}.filter-label{margin-bottom:12px;display:block}.footer-grid{grid-template-columns:1fr 1fr}.fixed-inner span{display:none}}
    @media(max-width:520px){body{font-size:15px;padding-bottom:105px}.container{padding:0 18px}.logo{font-size:22px}.hero h1{font-size:36px}.hero-lead{font-size:16px}.hero-panel img{height:215px}.intro-copy,.summary-card,.quote-box{padding:23px}.feature-content h2{font-size:29px}.feature-image img{height:240px}.subscribe{padding:28px 21px}.subscribe h2{font-size:27px}.subscribe-form{grid-template-columns:1fr}.subscribe-form button{height:47px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}.fixed-cta{padding:10px 0}.fixed-inner{display:block}.fixed-inner .button{width:100%;margin-top:8px;text-align:center}}

/* roulang page: category4 */
:root{--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:64px;--ease:.25s ease}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:74px}a{color:var(--blue);text-decoration:none;transition:var(--ease)}a:hover{color:var(--blue2)}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}.container{max-width:var(--max);margin:auto;padding:0 25px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}.logo span{color:var(--gold)}.nav-links{display:flex;gap:6px;align-items:center;margin:0}.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px}.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}.nav-cta,.button.primary{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}.nav-cta:hover,.button.primary:hover{background:var(--blue2);transform:translateY(-2px)}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}
    .page-banner{padding:78px 0 66px;background:linear-gradient(90deg,rgba(248,251,254,.98),rgba(248,251,254,.78)),url('/assets/images/backpic/back-2.webp') center/cover}.crumb{font-size:13px;color:var(--muted);margin-bottom:20px}.crumb a{color:var(--blue)}.banner-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}.page-banner h1{font-size:clamp(38px,5vw,62px);line-height:1.2;letter-spacing:-.05em;color:var(--blue2);margin:14px 0 18px}.page-banner h1 em{font-style:normal;color:var(--blue)}.lead{color:var(--muted);font-size:18px;max-width:680px}.banner-image{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow2);padding:10px;transform:rotate(1deg)}.banner-image img{height:275px;width:100%;object-fit:cover;border-radius:17px}
    .section{padding:var(--section) 0}.section.alt{background:#eef6fc}.section-head{max-width:760px;margin-bottom:32px}.section-head h2{font-size:clamp(28px,3.2vw,43px);line-height:1.3;margin:0 0 12px;color:var(--blue2);letter-spacing:-.035em}.section-head p{color:var(--muted);margin:0}.topic-strip{display:flex;gap:10px;overflow:auto;padding:4px 0 12px}.topic-strip a{white-space:nowrap;background:#fff;border:1px solid var(--line);border-radius:30px;padding:8px 17px;color:var(--blue2);font-size:14px}.topic-strip a:hover,.topic-strip a.active{background:var(--blue);border-color:var(--blue);color:#fff}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:40px;align-items:start}.side-note{background:var(--blue2);color:#fff;border-radius:var(--radius);padding:29px;box-shadow:var(--shadow2);position:sticky;top:100px}.side-note h3{margin:0 0 12px;font-size:23px}.side-note p{color:#d9e8f3;font-size:14px}.side-note ul{list-style:none;padding:0;margin:20px 0 0}.side-note li{border-top:1px solid rgba(255,255,255,.2);padding:12px 0;font-size:14px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:12px;padding:17px 21px;box-shadow:0 5px 15px rgba(32,77,117,.05);transition:var(--ease)}.faq-list details:hover{border-color:#a9c9e2;box-shadow:var(--shadow)}.faq-list summary{font-weight:750;color:var(--blue2);cursor:pointer;list-style:none;padding-right:25px;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"＋";position:absolute;right:0;top:0;color:var(--gold);font-size:22px;line-height:1}.faq-list details[open] summary:after{content:"－"}.faq-list p{color:var(--muted);font-size:15px;margin:13px 0 0;border-top:1px solid #edf3f7;padding-top:12px}
    .knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.knowledge-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow);transition:var(--ease)}.knowledge-card:hover{transform:translateY(-5px);box-shadow:var(--shadow2)}.number{font-size:32px;font-weight:800;color:var(--gold);line-height:1}.knowledge-card h3{font-size:21px;margin:15px 0 8px;color:var(--blue2)}.knowledge-card p{font-size:14px;color:var(--muted);margin:0}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-box{padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.compare-box.highlight{background:#f3f8fc;border-color:#b8d5e8}.compare-box h3{margin:0 0 16px;color:var(--blue2);font-size:22px}.compare-box ul{margin:0;padding-left:20px;color:var(--muted)}.compare-box li{padding:6px 0}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.step{padding:25px 22px 10px;border-right:1px solid var(--line);position:relative}.step:last-child{border:0}.step b{display:inline-flex;width:34px;height:34px;border-radius:50%;align-items:center;justify-content:center;background:var(--blue);color:#fff}.step h3{font-size:18px;color:var(--blue2);margin:15px 0 6px}.step p{color:var(--muted);font-size:14px;margin:0}
    .notice-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:22px}.notice-main{background:#fff;border-radius:var(--radius);padding:31px;border:1px solid var(--line);box-shadow:var(--shadow)}.notice-main h3{margin-top:0;color:var(--blue2);font-size:24px}.notice-main p{color:var(--muted)}.notice-list{display:grid;gap:12px}.notice-item{background:#fff;border-left:4px solid var(--gold);padding:17px 20px;border-radius:0 var(--smradius) var(--smradius) 0;box-shadow:0 5px 15px rgba(32,77,117,.06)}.notice-item strong{color:var(--blue2)}.notice-item p{margin:3px 0 0;color:var(--muted);font-size:14px}
    .glossary{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.glossary-item{display:flex;gap:17px;background:#fff;border:1px solid var(--line);border-radius:var(--smradius);padding:19px 21px}.glossary-item b{color:var(--blue2);min-width:76px}.glossary-item span{color:var(--muted);font-size:14px}.cta{background:#e4f1fa;padding:55px 0}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}.cta h2{margin:0;color:var(--blue2);font-size:32px}.cta p{color:var(--muted);margin:7px 0 0}.button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}.button.secondary:hover{border-color:var(--blue);background:var(--sky)}.button:focus,a:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}.button:active{transform:scale(.98)}
    .fixed-cta{position:fixed;bottom:0;left:0;right:0;z-index:15;background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -6px 22px rgba(32,77,117,.1);padding:12px 0}.fixed-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.fixed-inner span{color:var(--blue2);font-weight:700}.fixed-inner small{color:var(--muted);font-weight:400;margin-left:10px}
    .site-footer{background:#123b61;color:#d8e7f2;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}.site-footer h3{color:#fff;margin:0 0 12px;font-size:20px}.site-footer p{margin:0;color:#b9cfdf;font-size:14px}.site-footer a{color:#c9deed}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:35px;padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:#abc4d5}
    @media(max-width:992px){.nav-links a{padding:9px 8px;font-size:13px}.banner-grid,.faq-layout,.notice-grid{grid-template-columns:1fr}.banner-image{max-width:620px}.side-note{position:static}.steps{grid-template-columns:repeat(2,1fr);border-top:0}.step{border-top:1px solid var(--line);padding-top:20px}.step:nth-child(2){border-right:0}.knowledge-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){body{padding-bottom:106px}.nav-wrap{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 25px 18px;box-shadow:0 12px 20px rgba(32,77,117,.1);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.nav-cta{text-align:center;margin-top:4px}.page-banner{padding:55px 0}.page-banner h1{font-size:42px}.section{padding:52px 0}.compare,.glossary{grid-template-columns:1fr}.cta-inner{align-items:flex-start;flex-direction:column}.fixed-inner{align-items:flex-start;flex-direction:column;gap:9px}.fixed-inner small{display:block;margin:2px 0 0}.fixed-cta .button{width:100%;text-align:center}}
    @media(max-width:520px){.container{padding:0 18px}.logo{font-size:22px}.knowledge-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.step{border-right:0}.page-banner h1{font-size:35px}.lead{font-size:16px}.banner-image img{height:210px}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category1 */
:root{--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:76px;--ease:.25s ease}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:76px}
a{color:var(--blue);text-decoration:none;transition:var(--ease)}
a:hover{color:var(--blue2)}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{max-width:var(--max);margin:0 auto;padding:0 25px}
.site-header{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}
.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em;white-space:nowrap}
.logo span{color:var(--gold)}
.nav-links{display:flex;gap:6px;align-items:center;margin:0}
.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}
.nav-links .nav-cta{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 18px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.nav-links .nav-cta:hover{background:var(--blue2);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:9px;padding:9px 13px;font-weight:700}
.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:10px;padding:13px 20px;font-weight:700;line-height:1.4;transition:var(--ease)}
.button.primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.button.primary:hover{background:var(--blue2);color:#fff;transform:translateY(-2px)}
.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}
.button.secondary:hover{border-color:var(--blue);background:var(--sky)}
.button.text{padding:0;background:transparent;color:var(--blue)}
.button.text:hover{color:var(--blue2);transform:translateX(3px)}
.button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}
.button:active{transform:scale(.98)}
.section{padding:var(--section) 0}
.section.alt{background:#eef6fc}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.3;letter-spacing:-.035em;color:var(--blue2);margin:0 0 13px}
.section-head p{color:var(--muted);margin:0}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:5px;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}
.page-hero{padding:58px 0 46px;background:linear-gradient(90deg,rgba(248,251,254,.98),rgba(248,251,254,.78)),url('/assets/images/backpic/back-2.webp') center/cover}
.breadcrumb{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-bottom:27px}
.breadcrumb span{color:#9aaaba}
.page-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.page-hero h1{font-size:clamp(38px,4.8vw,60px);line-height:1.22;letter-spacing:-.055em;color:var(--blue2);margin:18px 0}
.page-hero h1 em{font-style:normal;color:var(--blue)}
.hero-copy{font-size:17px;color:var(--muted);max-width:680px;margin:0 0 25px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-meta span{padding:7px 12px;background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:30px;color:#557088;font-size:13px}
.cover-sheet{background:#fff;padding:13px;border:1px solid var(--line);border-radius:23px;box-shadow:var(--shadow2);transform:rotate(1.3deg)}
.cover-sheet img{height:270px;width:100%;object-fit:cover;border-radius:15px}
.cover-caption{padding:17px 10px 8px}
.cover-caption strong{display:block;font-size:18px;color:var(--blue2)}
.cover-caption small{color:var(--muted)}
.topic-layout{display:grid;grid-template-columns:285px 1fr;gap:24px;align-items:start}
.side-nav{position:sticky;top:99px;background:#fff;padding:20px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.side-nav strong{display:block;margin-bottom:12px;color:var(--blue2);font-size:17px}
.side-nav a{display:block;padding:10px;border-bottom:1px solid #edf3f7;font-size:14px}
.side-nav a:last-child{border-bottom:0}
.side-nav a:hover{background:var(--sky);border-radius:8px}
.sort-row{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:20px}
.sort-row p{margin:0;color:var(--muted);font-size:14px}
.filter-tags{display:flex;gap:8px;flex-wrap:wrap}
.filter-tags span{border:1px solid var(--line);padding:5px 11px;border-radius:18px;color:#5a748b;font-size:13px;background:#fff}
.filter-tags span:first-child{background:var(--sky);color:var(--blue2);border-color:#bdd8ec}
.featured-topic{display:grid;grid-template-columns:1.05fr .95fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:20px}
.featured-topic img{width:100%;height:100%;min-height:310px;object-fit:cover}
.featured-copy{padding:34px}
.featured-copy h2{font-size:29px;line-height:1.38;color:var(--blue2);margin:14px 0 13px}
.featured-copy p{color:var(--muted);margin:0 0 18px}
.topic-number{color:var(--gold);font-size:13px;font-weight:800;letter-spacing:.08em}
.point-list{margin:18px 0;padding:0;list-style:none}
.point-list li{padding:8px 0 8px 23px;position:relative;border-bottom:1px solid #edf3f7;font-size:14px;color:#48647c}
.point-list li:before{content:"";position:absolute;left:0;top:18px;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.index-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.index-item{background:#fff;border:1px solid var(--line);border-radius:var(--smradius);padding:22px;min-height:190px;transition:var(--ease)}
.index-item:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:#bdd8ec}
.index-item .num{display:block;color:var(--gold);font-size:13px;font-weight:800;margin-bottom:9px}
.index-item h3{font-size:19px;line-height:1.45;color:var(--blue2);margin:0 0 9px}
.index-item p{color:var(--muted);font-size:14px;margin:0 0 12px}
.reading-band{display:grid;grid-template-columns:.75fr 1.25fr;gap:38px;align-items:start}
.reading-note{background:var(--blue2);color:#fff;border-radius:var(--radius);padding:31px;box-shadow:var(--shadow)}
.reading-note h2{font-size:28px;line-height:1.4;margin:0 0 14px}
.reading-note p{color:#d7e8f6;margin:0}
.reading-content h3{font-size:26px;color:var(--blue2);margin:0 0 14px}
.reading-content p{color:var(--muted);margin:0 0 16px}
.step-list{counter-reset:step;list-style:none;padding:0;margin:20px 0 0}
.step-list li{position:relative;padding:0 0 19px 51px;color:#49647a}
.step-list li:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:31px;height:31px;line-height:31px;text-align:center;border-radius:50%;background:var(--sky);color:var(--blue2);font-weight:800}
.step-list li:after{content:"";position:absolute;left:15px;top:34px;bottom:0;border-left:1px dashed #b7d3e7}
.step-list li:last-child:after{display:none}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.image-panel{position:relative;border-radius:var(--radius);overflow:hidden;min-height:410px;box-shadow:var(--shadow)}
.image-panel img{width:100%;height:100%;object-fit:cover}
.image-panel .image-label{position:absolute;bottom:0;left:0;right:0;padding:25px;color:#fff;background:linear-gradient(transparent,rgba(15,49,77,.88))}
.image-label h3{margin:0 0 7px;font-size:25px}
.image-label p{margin:0;color:#e9f4fb;font-size:14px}
.summary-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.summary-board h3{font-size:25px;color:var(--blue2);margin:0 0 15px}
.summary-board p{color:var(--muted);margin:0 0 17px}
.summary-line{padding:17px 0;border-top:1px solid var(--line)}
.summary-line b{display:block;color:var(--blue2);margin-bottom:3px}
.summary-line span{font-size:14px;color:var(--muted)}
.quote-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:stretch}
.quote-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.quote-mark{font-size:52px;line-height:.8;color:#bdd8ec;font-family:Georgia,serif}
.quote-main blockquote{font-size:22px;line-height:1.75;color:var(--blue2);margin:12px 0 18px}
.quote-main p{color:var(--muted);margin:0;font-size:14px}
.quote-side{background:#e3f0fb;border-radius:var(--radius);padding:31px}
.quote-side h3{font-size:21px;line-height:1.45;color:var(--blue2);margin:0 0 12px}
.quote-side p{font-size:14px;color:#557088;margin:0}
.news-compact{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.news-row{display:grid;grid-template-columns:120px 1fr auto;gap:20px;align-items:center;padding:21px 25px;border-bottom:1px solid var(--line)}
.news-row:last-child{border-bottom:0}
.news-date{font-size:14px;color:var(--blue);font-weight:700}
.news-row h3{font-size:18px;line-height:1.45;margin:0 0 4px;color:var(--blue2)}
.news-row p{font-size:14px;color:var(--muted);margin:0}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:44px}
.faq-intro h2{font-size:35px;line-height:1.35;color:var(--blue2);margin:0 0 15px}
.faq-intro p{color:var(--muted);margin:0 0 20px}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:16px 20px;box-shadow:0 5px 15px rgba(32,77,117,.05)}
.faq-list details[open]{border-color:#b9d7ec}
.faq-list summary{font-weight:700;color:var(--blue2);cursor:pointer;list-style:none;padding-right:25px;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";position:absolute;right:0;color:var(--blue);font-size:22px;top:-5px}
.faq-list details[open] summary:after{content:"−"}
.faq-list p{color:var(--muted);font-size:14px;margin:13px 0 0}
.cta-box{background:linear-gradient(135deg,#e2f1fc,#f7fbfe 72%);border:1px solid #c7dfef;border-radius:24px;padding:43px;display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow)}
.cta-box h2{color:var(--blue2);font-size:31px;line-height:1.35;margin:0 0 8px}
.cta-box p{color:var(--muted);margin:0;max-width:680px}
.site-footer{background:#163c61;color:#dcecf8;padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:45px;padding-bottom:34px}
.site-footer h3{color:#fff;font-size:18px;margin:0 0 11px}
.site-footer p{font-size:14px;line-height:1.9;margin:0;color:#c5dbea}
.site-footer a{color:#d6eaf8}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-bottom{border-top:1px solid rgba(210,232,247,.2);padding-top:20px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:13px;color:#b9d3e5}
.sticky-cta{position:fixed;z-index:90;left:0;right:0;bottom:0;background:rgba(255,255,255,.98);border-top:1px solid var(--line);box-shadow:0 -8px 30px rgba(33,74,110,.10)}
.sticky-cta .container{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.sticky-copy{display:flex;align-items:center;gap:13px}
.sticky-copy b{color:var(--blue2)}
.sticky-copy span{font-size:14px;color:var(--muted)}
@media(max-width:1120px){.nav-links a{padding:9px 8px;font-size:13px}.topic-layout{grid-template-columns:240px 1fr}.page-hero-grid{gap:28px}}
@media(max-width:900px){.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:14px 20px 18px;box-shadow:0 12px 24px rgba(26,70,108,.1);flex-direction:column;align-items:stretch}.nav-links.is-open{display:flex}.nav-links a{padding:12px}.nav-links .nav-cta{text-align:center}.page-hero-grid,.topic-layout,.reading-band,.quote-wrap,.faq-grid{grid-template-columns:1fr}.side-nav{position:relative;top:0}.featured-topic{grid-template-columns:.9fr 1.1fr}.cover-sheet{max-width:580px}.footer-grid{grid-template-columns:1.2fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:640px){body{padding-bottom:128px;font-size:15px}.container{padding:0 18px}.nav-wrap{min-height:68px}.nav-links{top:68px}.logo{font-size:22px}.page-hero{padding:38px 0}.page-hero h1{font-size:38px}.hero-copy{font-size:16px}.cover-sheet img{height:215px}.section{padding:55px 0}.featured-topic{grid-template-columns:1fr}.featured-topic img{min-height:220px;height:220px}.featured-copy{padding:24px}.featured-copy h2{font-size:25px}.index-list,.panel-grid{grid-template-columns:1fr}.image-panel{min-height:300px}.quote-main{padding:26px}.quote-main blockquote{font-size:19px}.news-row{grid-template-columns:1fr;gap:7px;padding:20px}.news-row .button{justify-self:start}.cta-box{padding:28px;display:block}.cta-box .button{margin-top:18px;width:100%}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-grid>div:first-child{grid-column:auto}.sticky-cta .container{min-height:112px;padding-top:10px;padding-bottom:10px}.sticky-copy{display:block}.sticky-copy span{display:block;line-height:1.45;margin-top:3px}.sticky-cta .button{padding:11px 14px;font-size:14px;white-space:nowrap}.hero-meta{gap:7px}.sort-row{display:block}.filter-tags{margin-top:10px}}

/* roulang page: category6 */
:root{--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:72px;--ease:.25s ease}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:78px}
a{color:var(--blue);text-decoration:none;transition:var(--ease)}
a:hover{color:var(--blue2)}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{max-width:var(--max);margin:auto;padding:0 25px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}
.logo span{color:var(--gold)}
.nav-links{display:flex;gap:6px;align-items:center;margin:0}
.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px}
.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}
.nav-cta,.button.primary{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.nav-cta:hover,.button.primary:hover{background:var(--blue2);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}
.hero{padding:66px 0 62px;background:linear-gradient(90deg,rgba(248,251,254,.98) 12%,rgba(248,251,254,.84) 55%,rgba(248,251,254,.45)),url('/assets/images/backpic/back-2.webp') center/cover}
.hero-grid{display:grid;grid-template-columns:1fr .86fr;gap:58px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}
.hero h1{font-size:clamp(39px,5vw,64px);line-height:1.22;letter-spacing:-.055em;margin:19px 0;color:var(--blue2)}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin:0 0 28px}
.button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}
.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}
.button.secondary:hover{border-color:var(--blue);background:var(--sky)}
.button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}
.button:active{transform:scale(.98)}
.hero-panel{background:rgba(255,255,255,.95);border:1px solid #d3e3ef;border-radius:24px;box-shadow:var(--shadow2);overflow:hidden}
.hero-panel img{width:100%;height:270px;object-fit:cover}
.panel-body{padding:24px}
.panel-body h3{margin:0 0 8px;font-size:23px;color:var(--blue2)}
.panel-body p{color:var(--muted);margin:0}
.mini-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:17px}
.section{padding:var(--section) 0}
.section.alt{background:#eef6fc}
.section-head{max-width:750px;margin-bottom:32px}
.section-head h2{font-size:clamp(28px,3.3vw,43px);line-height:1.3;margin:0 0 12px;color:var(--blue2);letter-spacing:-.035em}
.section-head p{color:var(--muted);margin:0}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.info-card,.form-box,.note-box,.faq-list details,.process-item,.guide-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.info-card{padding:28px}
.info-card h3{font-size:22px;margin:0 0 10px;color:var(--blue2)}
.info-card p{margin:0;color:var(--muted)}
.info-card ul,.guide-box ul{margin:16px 0 0;padding-left:20px;color:var(--muted)}
.contact-layout{display:grid;grid-template-columns:1.16fr .84fr;gap:25px;align-items:start}
.form-box{padding:31px}
.form-box h2{color:var(--blue2);margin:0 0 8px;font-size:29px}
.form-box>p{color:var(--muted);margin:0 0 22px}
label{display:block;color:var(--ink);font-weight:700;margin:0 0 7px}
.required{color:var(--danger)}
input,textarea{width:100%;border:1px solid #cbdce8;border-radius:9px;background:#fbfdff;padding:12px 14px;color:var(--ink);transition:var(--ease);margin-bottom:5px}
input::placeholder,textarea::placeholder{color:#9aaebe}
input:hover,textarea:hover{border-color:#9bbbd2}
input:focus,textarea:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(35,103,168,.10)}
textarea{min-height:135px;resize:vertical}
.field{margin-bottom:18px}
.error{display:none;color:var(--danger);font-size:13px}
.field.invalid input,.field.invalid textarea{border-color:var(--danger);background:#fff8f8}
.field.invalid .error{display:block}
.form-actions{display:flex;align-items:center;gap:15px;flex-wrap:wrap}
.form-status{font-size:14px;color:var(--ok);display:none}
.note-box{padding:26px;background:var(--blue2);color:#fff}
.note-box h3{margin:0 0 14px;font-size:23px}
.note-box p{color:#dceaf4;margin:0 0 17px}
.note-box ul{margin:0;padding-left:20px;color:#dceaf4}
.note-box li{margin:8px 0}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.process-item{padding:24px;position:relative}
.process-item b{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;background:var(--sky);color:var(--blue);border-radius:50%;margin-bottom:15px}
.process-item h3{font-size:19px;margin:0 0 7px;color:var(--blue2)}
.process-item p{font-size:14px;color:var(--muted);margin:0}
.visual-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px;align-items:center}
.visual-row img{height:330px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow2)}
.guide-box{padding:30px}
.guide-box h2{color:var(--blue2);margin:0 0 13px;font-size:30px}
.guide-box p{color:var(--muted)}
.guide-box li{margin:8px 0}
.split-note{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:35px}
.faq-intro h2{font-size:34px;line-height:1.3;color:var(--blue2);margin:0 0 13px}
.faq-intro p{color:var(--muted)}
.faq-list details{padding:16px 20px;margin-bottom:12px}
.faq-list summary{font-weight:700;color:var(--blue2);cursor:pointer}
.faq-list p{color:var(--muted);font-size:14px;margin:12px 0 0}
.cta-band{background:var(--blue);color:#fff;padding:43px 0}
.cta-flex{display:flex;align-items:center;justify-content:space-between;gap:25px}
.cta-band h2{margin:0 0 5px;font-size:30px}
.cta-band p{margin:0;color:#dceaf4}
.cta-band .button{background:#fff;color:var(--blue2)}
.site-footer{background:#153b60;color:#dceaf4;padding:46px 0 95px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}
.site-footer h3{color:#fff;margin:0 0 12px;font-size:20px}
.site-footer p{color:#c5d8e7;margin:0;font-size:14px}
.site-footer a{color:#dceaf4}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:30px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:13px;color:#b9cede}
.sticky-cta{position:fixed;bottom:0;left:0;right:0;z-index:25;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 25px rgba(25,62,95,.12);padding:12px 0}
.sticky-flex{display:flex;align-items:center;justify-content:space-between;gap:20px}
.sticky-flex strong{color:var(--blue2)}
.sticky-flex span{font-size:14px;color:var(--muted);margin-left:10px}
@media(max-width:992px){.nav-links a{padding:9px 7px;font-size:13px}.hero-grid,.contact-layout,.visual-row{grid-template-columns:1fr 1fr;gap:25px}.process{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 25px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:13px 12px}.hero-grid,.intro-grid,.contact-layout,.visual-row,.faq-grid,.split-note{grid-template-columns:1fr}.hero{padding:52px 0}.hero-panel img{height:220px}.section{padding:55px 0}.cta-flex{display:block}.cta-band .button{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr}.sticky-flex span{display:block;margin:3px 0 0}.sticky-cta{padding:10px 0}}
@media(max-width:520px){.container{padding:0 18px}.logo{font-size:22px}.hero h1{font-size:39px}.hero-lead{font-size:16px}.button{width:100%;text-align:center}.form-box,.info-card,.guide-box{padding:22px}.process{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}.sticky-flex{gap:10px}.sticky-flex strong{font-size:14px}.sticky-flex .button{width:auto;padding:10px 13px!important;font-size:13px}}

/* roulang page: category5 */
:root{
--blue:#2367a8;--blue2:#174b7b;--sky:#eaf4fc;--cream:#f8fbfe;--ink:#17324d;
--muted:#61758a;--line:#dce8f2;--gold:#c89445;--white:#fff;--ok:#287d65;
--danger:#b84a4a;--radius:18px;--smradius:11px;--shadow:0 14px 40px rgba(32,77,117,.10);
--shadow2:0 24px 60px rgba(32,77,117,.16);--max:1200px;--section:76px;--ease:.25s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;padding-bottom:78px}
a{color:var(--blue);text-decoration:none;transition:var(--ease)}
a:hover{color:var(--blue2)}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{max-width:var(--max);margin:auto;padding:0 25px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(33,74,110,.05)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:25px;font-weight:800;color:var(--blue2);letter-spacing:.08em}
.logo span{color:var(--gold)}
.nav-links{display:flex;gap:6px;align-items:center;margin:0}
.nav-links a{color:#50687d;padding:10px 12px;border-radius:9px;font-size:14px;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--blue2);font-weight:700}
.nav-links .nav-cta{background:var(--blue);color:#fff!important;border-radius:9px;padding:12px 19px!important;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.nav-links .nav-cta:hover{background:var(--blue2);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--blue2);border-radius:8px;padding:8px 12px}
.button{display:inline-block;border:0;border-radius:10px;padding:13px 21px;font-weight:700;transition:var(--ease);line-height:1.4}
.button.primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(35,103,168,.18)}
.button.primary:hover{background:var(--blue2);color:#fff;transform:translateY(-2px)}
.button.secondary{background:#fff;border:1px solid #b9d2e6;color:var(--blue2)}
.button.secondary:hover{border-color:var(--blue);background:var(--sky)}
.button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(200,148,69,.42);outline-offset:3px}
.button:active{transform:scale(.98)}
.button[disabled]{opacity:.48;cursor:not-allowed}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--blue);background:#e3f0fb;border-radius:30px;padding:5px 13px;font-size:13px;font-weight:700}
.hero{padding:72px 0 76px;background:linear-gradient(105deg,rgba(248,251,254,.98) 0%,rgba(248,251,254,.9) 48%,rgba(234,244,252,.68) 100%)}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(38px,5vw,63px);line-height:1.2;letter-spacing:-.055em;margin:20px 0 20px;color:var(--blue2)}
.hero h1 em{font-style:normal;color:var(--blue);position:relative}
.hero h1 em:after{content:"";position:absolute;left:3px;right:3px;bottom:-5px;height:5px;background:#d7e8f5;border-radius:5px;z-index:0}
.hero-lead{font-size:18px;color:var(--muted);margin:0 0 28px}
.button-row{display:flex;gap:12px;flex-wrap:wrap}
.hero-visual{position:relative;transform:translate(18px,10px)}
.hero-visual img{width:100%;height:390px;object-fit:cover;border-radius:24px;box-shadow:var(--shadow2);border:8px solid #fff}
.hero-note{position:absolute;left:-28px;bottom:26px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px 20px;box-shadow:var(--shadow);max-width:230px}
.hero-note strong{display:block;color:var(--blue2);font-size:18px}
.hero-note span{font-size:13px;color:var(--muted)}
.section{padding:var(--section) 0}
.section.alt{background:#eef6fc}
.section-head{max-width:730px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3.2vw,43px);line-height:1.3;margin:0 0 12px;color:var(--blue2);letter-spacing:-.035em}
.section-head p{color:var(--muted);margin:0}
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
.intro-copy,.summary-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px}
.intro-copy p{color:var(--muted);margin:0 0 16px}
.summary-card{background:var(--blue2);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.summary-card h3{font-size:24px;margin:0 0 12px}
.summary-card p{color:#dbeaf5;margin:0}
.summary-list{list-style:none;margin:22px 0 0;padding:0}
.summary-list li{padding:10px 0;border-top:1px solid rgba(255,255,255,.18);font-size:14px}
.case-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:20px;align-items:stretch}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--ease);display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow2)}
.case-card.featured{grid-row:span 2}
.case-card img{width:100%;height:190px;object-fit:cover}
.case-card.featured img{height:275px}
.case-body{padding:23px;display:flex;flex-direction:column;flex:1}
.case-body h3{font-size:21px;line-height:1.4;margin:8px 0 9px;color:var(--blue2)}
.case-body p{font-size:14px;color:var(--muted);margin:0 0 17px}
.case-body .button{margin-top:auto;align-self:flex-start;font-size:14px;padding:10px 15px}
.case-meta{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.case-meta span{background:var(--sky);padding:3px 9px;border-radius:20px}
.scene-band{background:var(--blue2);color:#fff;padding:50px 0}
.scene-band-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:45px;align-items:center}
.scene-band h2{font-size:35px;line-height:1.35;margin:0 0 15px}
.scene-band p{color:#dceaf4;margin:0}
.process{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#49779c;border:1px solid #49779c;margin-top:25px}
.process-item{background:var(--blue2);padding:22px}
.process-item b{display:flex;align-items:center;justify-content:center;width:31px;height:31px;border-radius:50%;background:var(--gold);color:#fff;margin-bottom:13px}
.process-item h3{font-size:18px;margin:0 0 6px}
.process-item p{font-size:14px}
.detail-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:start}
.detail-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--sky)}
.detail-image img{width:100%;height:400px;object-fit:cover}
.detail-copy{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.detail-copy h3{font-size:25px;color:var(--blue2);margin:0 0 13px}
.detail-copy p{color:var(--muted);margin:0 0 15px}
.detail-copy ul{color:var(--muted);padding-left:20px;margin:15px 0}
.detail-copy li{padding:4px 0}
.quote-layout{display:grid;grid-template-columns:1fr .8fr;gap:24px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);transition:var(--ease)}
.quote blockquote{font-size:23px;line-height:1.65;color:var(--blue2);margin:0 0 18px}
.quote cite{font-style:normal;color:var(--muted);font-size:14px}
.evidence{background:#f4f8fb;border-radius:var(--radius);padding:26px;border:1px solid var(--line)}
.evidence h3{margin:0 0 13px;color:var(--blue2)}
.evidence p{font-size:14px;color:var(--muted);margin:0 0 12px}
.evidence-item{padding:13px 0;border-top:1px solid var(--line);font-size:14px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:35px}
.faq-intro h2{font-size:34px;color:var(--blue2);line-height:1.35;margin:0 0 12px}
.faq-intro p{color:var(--muted)}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:0 18px;box-shadow:0 7px 20px rgba(32,77,117,.05)}
.faq-list summary{cursor:pointer;font-weight:700;color:var(--blue2);padding:17px 3px;list-style:none}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";float:right;color:var(--gold);font-size:20px}
.faq-list details[open] summary:after{content:"－"}
.faq-list details p{border-top:1px solid var(--line);padding:14px 3px 18px;color:var(--muted);font-size:14px;margin:0}
.cta{padding:56px 0;background:#e3f0fb}
.cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 35px;box-shadow:var(--shadow)}
.cta-box h2{margin:0 0 6px;color:var(--blue2);font-size:29px}
.cta-box p{margin:0;color:var(--muted)}
.site-footer{background:#123653;color:#d8e7f1;padding:48px 0 95px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px;padding-bottom:35px}
.site-footer h3{color:#fff;font-size:18px;margin:0 0 13px}
.site-footer p{color:#aac0d0;font-size:14px;margin:0;line-height:2}
.site-footer a{color:#c7dce9}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#aac0d0;font-size:12px}
.sticky-cta{position:fixed;z-index:25;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(25,67,104,.11);padding:12px 0}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.sticky-inner strong{color:var(--blue2)}
.sticky-inner span{color:var(--muted);font-size:13px;margin-left:10px}
@media(max-width:1100px){.nav-links{gap:1px}.nav-links a{padding:9px 8px;font-size:13px}.hero-grid{gap:32px}.hero-visual{transform:none}}
@media(max-width:900px){.nav-wrap{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 25px 18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.hero-grid,.intro-grid,.scene-band-grid,.detail-grid,.quote-layout,.faq-grid{grid-template-columns:1fr}.hero{padding-top:52px}.hero-visual{max-width:650px;margin:auto}.case-grid{grid-template-columns:1fr 1fr}.case-card.featured{grid-column:span 2;grid-row:auto}.process{grid-template-columns:1fr}}
@media(max-width:600px){body{font-size:15px}.container{padding:0 18px}.logo{font-size:21px}.hero{padding:42px 0 52px}.hero h1{font-size:39px}.hero-lead{font-size:16px}.hero-visual img,.detail-image img{height:285px}.hero-note{left:12px;bottom:15px}.section{padding:52px 0}.case-grid{grid-template-columns:1fr}.case-card.featured{grid-column:auto}.case-card.featured img,.case-card img{height:210px}.intro-copy,.summary-card,.detail-copy,.quote{padding:23px}.cta-box{display:block;padding:25px}.cta-box .button{margin-top:18px}.footer-grid{grid-template-columns:1fr;gap:20px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}.sticky-inner{display:block}.sticky-inner span{display:block;margin:2px 0 8px}.sticky-cta{padding:9px 0}.sticky-inner .button{padding:10px 15px}}