/* roulang page: index */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.3);outline-offset:3px}.container{max-width:1180px}.section{padding:82px 0}.section-sm{padding:56px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";display:inline-block;width:26px;height:2px;background:var(--cyan)}.section-title{font-weight:800;font-size:clamp(1.7rem,3vw,2.45rem);line-height:1.3;color:var(--ink);margin:12px 0 14px}.lead-copy{max-width:760px;color:var(--text);margin-bottom:0}.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transform-origin:center;transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.4rem .6rem}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}.hero{padding:62px 0 70px;background:linear-gradient(115deg,#edf7ff 0%,#f8fbfd 50%,#eaf8f5 100%);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-180px;top:-230px;background:rgba(15,159,154,.08)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:center}.hero h1{font-weight:900;color:var(--ink);font-size:clamp(2.25rem,5vw,4.25rem);line-height:1.15;letter-spacing:-.04em;margin:16px 0 22px}.hero h1 span{color:var(--blue)}.hero-copy{font-size:1.05rem;max-width:630px;color:#475a70}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:29px 0}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-main:active{transform:translateY(0)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.hero-points{display:flex;gap:20px;flex-wrap:wrap;color:#61758a;font-size:.88rem;font-weight:700}.hero-points b{color:var(--cyan);font-size:1.2rem;margin-right:5px}.hero-stage{min-height:380px;border-radius:26px;overflow:hidden;position:relative;box-shadow:var(--shadow);background:#174e80}.hero-stage img{width:100%;height:100%;object-fit:cover;opacity:.65}.stage-panel{position:absolute;left:22px;right:22px;bottom:22px;background:rgba(255,255,255,.95);padding:19px;border-radius:15px;color:var(--ink)}.stage-panel h3{font-size:1rem;font-weight:900;margin:0 0 7px}.stage-panel p{font-size:.86rem;line-height:1.65;margin:0;color:#587087}.notice-strip{background:var(--blue-dark);color:#d9eaff;padding:15px 0}.notice-inner{display:flex;gap:16px;align-items:center;justify-content:space-between;font-size:.9rem}.notice-inner strong{color:#fff}.countdown{display:flex;gap:8px;align-items:center;font-weight:800;color:#fff}.countdown span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);padding:3px 8px;border-radius:7px}.metrics{margin-top:-31px;position:relative;z-index:2}.metrics-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);display:grid;grid-template-columns:1.35fr .9fr .9fr 1.1fr .85fr;overflow:hidden}.metric{padding:23px 21px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric b{display:block;font-size:1.8rem;line-height:1.1;color:var(--blue);font-weight:900}.metric:first-child b{color:var(--cyan);font-size:2.1rem}.metric span{display:block;font-weight:800;color:var(--ink);font-size:.92rem;margin-top:7px}.metric small{display:block;color:var(--muted);font-size:.76rem;line-height:1.5;margin-top:3px}.topic-wall{background:#fff}.topic-layout{display:grid;grid-template-columns:4fr 8fr;gap:30px;align-items:start}.topic-intro{padding:28px;background:var(--blue-soft);border-radius:var(--radius);position:sticky;top:100px}.topic-intro p{font-size:.93rem;margin-bottom:20px}.topic-tags{display:flex;flex-wrap:wrap;gap:9px}.tag{border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;font-size:.8rem;font-weight:700;color:#52708d}.tag:hover{color:var(--blue);border-color:#a7c8e4;background:#f8fcff}.topic-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.topic-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:23px;min-height:164px;transition:.25s}.topic-card.featured{background:var(--blue);color:#fff;grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between}.topic-card:hover{transform:translateY(-4px);border-color:#a9cce9;box-shadow:var(--shadow)}.topic-card h3{font-size:1.08rem;font-weight:900;margin:7px 0}.topic-card p{font-size:.87rem;line-height:1.7;margin:0;color:#668099}.topic-card.featured p,.topic-card.featured .card-link{color:#dceeff}.num{font-weight:900;color:var(--orange);font-size:.85rem}.card-link{display:inline-block;margin-top:16px;font-size:.85rem;font-weight:800;color:var(--blue)}.compare{background:#eff7fc}.compare-shell{background:#fff;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}.compare-head{padding:28px 30px 14px;display:flex;justify-content:space-between;align-items:end;gap:15px}.compare-head p{max-width:620px;font-size:.93rem;margin:0}.compare-grid{display:grid;grid-template-columns:1fr 1fr}.compare-pane{padding:30px;border-top:1px solid var(--line)}.compare-pane:first-child{border-right:1px solid var(--line);background:#fbfdff}.compare-pane.emphasis{background:#f0fbf9}.compare-pane h3{font-weight:900;color:var(--ink);font-size:1.2rem}.compare-pane ul{list-style:none;padding:0;margin:19px 0 0}.compare-pane li{padding:10px 0;border-bottom:1px dashed #d8e6ef;font-size:.91rem}.compare-pane li:last-child{border:0}.check{color:var(--cyan);font-weight:900;margin-right:8px}.deep-feature{background:#fff}.deep-grid{display:grid;grid-template-columns:5fr 7fr;gap:46px;align-items:center}.image-frame{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);position:relative}.image-frame img{height:430px;width:100%;object-fit:cover}.image-note{position:absolute;right:16px;bottom:16px;left:16px;background:rgba(17,53,88,.9);color:#fff;padding:15px;border-radius:12px;font-size:.84rem}.article-copy h2{font-size:2rem;color:var(--ink);font-weight:900;line-height:1.32}.article-copy p{margin:0 0 17px}.article-copy strong{color:var(--blue)}.rule-list{counter-reset:item;list-style:none;padding:0;margin:23px 0}.rule-list li{counter-increment:item;padding:14px 0 14px 51px;border-bottom:1px solid var(--line);position:relative;font-size:.92rem}.rule-list li:before{content:counter(item);position:absolute;left:0;top:13px;width:30px;height:30px;border-radius:9px;background:var(--blue-soft);color:var(--blue);font-weight:900;display:grid;place-items:center}.timeline-area{background:#f4f9fd}.timeline{position:relative;padding-left:32px}.timeline:before{content:"";position:absolute;left:8px;top:7px;bottom:9px;width:2px;background:#b9d8ec}.timeline-item{position:relative;padding:0 0 25px 23px}.timeline-item:before{content:"";position:absolute;width:14px;height:14px;border-radius:50%;background:var(--cyan);left:-31px;top:7px;border:3px solid #e6f6f5}.timeline-item b{color:var(--blue);font-size:.82rem}.timeline-item h3{font-size:1.02rem;color:var(--ink);font-weight:900;margin:4px 0}.timeline-item p{font-size:.9rem;margin:0}.responsibility{background:var(--blue-dark);color:#d8e8f6}.responsibility .section-title{color:#fff}.responsibility .lead-copy{color:#c4d9eb}.responsibility-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:32px}.quote-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:27px}.quote-card blockquote{font-size:1.18rem;line-height:1.75;font-weight:700;color:#fff;margin:0}.quote-card cite{display:block;margin-top:14px;font-size:.85rem;color:#a9cbe4;font-style:normal}.safe-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.safe-item{padding:16px;border-radius:13px;background:rgba(255,255,255,.06);font-size:.9rem}.safe-item b{display:block;color:#fff;margin-bottom:4px}.news{background:#fff}.news-layout{display:grid;grid-template-columns:5fr 7fr;gap:31px}.news-feature{border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}.news-feature img{height:225px;width:100%;object-fit:cover}.news-feature-content{padding:24px}.date{font-size:.8rem;color:var(--cyan);font-weight:900;letter-spacing:.04em}.news-feature h3{font-size:1.28rem;color:var(--ink);font-weight:900;margin:8px 0}.news-feature p,.news-item p{font-size:.88rem;margin:0;color:#668099}.news-list{border-top:1px solid var(--line)}.news-item{padding:16px 0;display:grid;grid-template-columns:96px 1fr auto;gap:16px;align-items:center;border-bottom:1px solid var(--line)}.news-item time{font-size:.82rem;font-weight:800;color:#668099}.news-item h3{font-size:1rem;color:var(--ink);font-weight:900;margin:0 0 4px}.read-btn{font-size:.82rem;color:var(--blue);font-weight:900;white-space:nowrap}.read-btn:hover{color:var(--cyan)}.brand-story{background:#f0f7fb}.story-box{display:grid;grid-template-columns:3fr 2fr;gap:34px;padding:39px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.story-copy p{font-size:.95rem}.story-stat{background:var(--blue-soft);border-radius:17px;padding:27px;display:flex;flex-direction:column;justify-content:center}.story-stat b{font-size:2.7rem;color:var(--blue);font-weight:900;line-height:1}.story-stat span{font-weight:800;color:var(--ink);margin:11px 0 4px}.story-stat small{color:#668099}.entry-steps{background:#fff}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:28px}.step-card{border:1px solid var(--line);padding:22px;border-radius:16px;position:relative;background:#fff;transition:.25s}.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#acd0eb}.step-card .step-no{color:var(--orange);font-weight:900;font-size:1.4rem}.step-card h3{font-size:1rem;font-weight:900;color:var(--ink);margin:8px 0}.step-card p{font-size:.86rem;margin:0}.faq-section{background:#f4f9fd}.accordion{margin-top:28px}.accordion-item{background:#fff;border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:11px;box-shadow:0 5px 15px rgba(28,75,111,.04)}.accordion-button{font-weight:850;color:var(--ink);padding:18px 21px;background:#fff;box-shadow:none!important}.accordion-button:not(.collapsed){background:#edf8f7;color:var(--blue)}.accordion-button:after{background-size:1.05rem}.accordion-body{padding:0 21px 19px;color:#50657b;font-size:.93rem}.contact-section{background:#fff}.contact-shell{border-radius:23px;background:linear-gradient(120deg,#1562a8,#0b8887);padding:39px;display:grid;grid-template-columns:1fr 1fr;gap:35px;color:#fff;box-shadow:var(--shadow)}.contact-shell h2{font-size:2rem;font-weight:900}.contact-shell p{color:#dcecf6}.contact-note{border-top:1px solid rgba(255,255,255,.25);margin-top:22px;padding-top:18px;font-size:.87rem}.form-card{background:#fff;border-radius:16px;padding:23px;color:var(--text)}.form-label{font-size:.82rem;font-weight:800;color:var(--ink);margin-bottom:5px}.form-control,.form-select{border-color:#cfe0ec;border-radius:10px;padding:10px 12px;color:var(--text)}.form-control:focus,.form-select:focus{border-color:var(--cyan);box-shadow:0 0 0 .22rem rgba(15,159,154,.14)}.form-check-label{font-size:.76rem}.form-status{display:none;margin-top:11px;padding:9px 11px;border-radius:8px;background:#e9f8f4;color:#08736d;font-size:.82rem;font-weight:700}.footer{background:#102e4e;color:#c1d3e2;padding:57px 0 24px}.footer-brand{color:#fff;font-size:1.35rem;font-weight:900}.footer p{font-size:.87rem;max-width:440px}.footer h3{color:#fff;font-size:.93rem;font-weight:900;margin-bottom:14px}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.footer a{font-size:.86rem;color:#bfd4e7}.footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:32px;padding-top:19px;font-size:.78rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.back-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border:0;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.25s;z-index:50}.back-top.show{opacity:1;pointer-events:auto}.back-top:hover{background:var(--cyan);transform:translateY(-3px)}
    @media(max-width:991px){.nav-wrap{grid-template-columns:1fr auto}.desktop-nav{display:none}.hero-grid,.deep-grid,.news-layout,.story-box,.contact-shell,.responsibility-grid,.topic-layout{grid-template-columns:1fr}.hero-stage{min-height:300px}.topic-intro{position:static}.metrics-board{grid-template-columns:repeat(3,1fr)}.metric:nth-child(3){border-right:0}.metrics{margin-top:0;padding-top:28px}.steps-grid{grid-template-columns:repeat(2,1fr)}.contact-shell{padding:30px}.nav-side.right{display:none}}
    @media(max-width:767px){.section{padding:58px 0}.section-sm{padding:42px 0}.site-header,.nav-wrap{height:68px}.hero{padding:44px 0}.hero h1{font-size:2.4rem}.hero-stage{min-height:250px}.metrics-board{grid-template-columns:1fr 1fr}.metric{padding:17px;border-bottom:1px solid var(--line)}.metric:nth-child(2n){border-right:0}.metric:last-child{grid-column:span 2}.topic-grid,.compare-grid{grid-template-columns:1fr}.topic-card.featured{grid-row:auto}.compare-pane:first-child{border-right:0;border-bottom:1px solid var(--line)}.compare-head{display:block;padding:23px}.image-frame img{height:280px}.safe-list{grid-template-columns:1fr}.news-item{grid-template-columns:1fr;gap:5px}.news-item .read-btn{margin-top:5px}.steps-grid{grid-template-columns:1fr}.story-box{padding:25px}.notice-inner{align-items:flex-start;flex-direction:column;gap:7px}.contact-shell{padding:24px}.hero-actions .btn-main,.hero-actions .btn-light{width:100%}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}}

/* roulang page: category3 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.32);outline-offset:3px}.container{max-width:1180px}.section{padding:78px 0}.section-sm{padding:52px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}.section-title{font-weight:900;font-size:clamp(1.75rem,3vw,2.45rem);line-height:1.3;color:var(--ink);margin:12px 0 14px}.lead-copy{max-width:770px;margin:0;color:var(--text)}.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative;white-space:nowrap}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.42rem .65rem;font-weight:800}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}.mobile-menu a.active{color:var(--blue)}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;cursor:pointer}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-main:active{transform:translateY(0)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.badge-soft,.tag{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;font-size:.8rem;font-weight:800;color:#52708d}.badge-soft{background:var(--blue-soft);border-color:#cfe3f5;color:var(--blue)}.tag:hover{color:var(--blue);border-color:#a7c8e4;background:#f8fcff}.data-hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#edf7ff 0%,#fbfdff 54%,#eaf8f5 100%);padding:58px 0 66px}.data-hero:after{content:"";position:absolute;width:470px;height:470px;border-radius:50%;right:-180px;top:-260px;background:rgba(15,159,154,.09)}.breadcrumbs{font-size:.86rem;color:#6c8196;margin-bottom:23px}.breadcrumbs a:hover{color:var(--blue)}.data-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .93fr;gap:36px;align-items:center}.data-hero h1{font-size:clamp(2.35rem,4.8vw,4.1rem);font-weight:900;line-height:1.14;letter-spacing:-.04em;color:var(--ink);margin:14px 0 19px}.data-hero h1 span{color:var(--blue)}.hero-copy{font-size:1.04rem;max-width:650px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:27px 0 20px}.trust-strip{display:flex;gap:16px;flex-wrap:wrap;font-size:.84rem;font-weight:700;color:#60758b}.trust-strip i{font-style:normal;color:var(--cyan);font-size:1.05rem;margin-right:5px}.dashboard{background:var(--blue-dark);border-radius:24px;padding:20px;box-shadow:var(--shadow);color:#fff;position:relative;overflow:hidden}.dashboard:before{content:"";position:absolute;width:250px;height:250px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-80px;top:-100px}.dash-top{position:relative;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.17);padding-bottom:13px;margin-bottom:15px}.dash-top strong{font-size:1rem}.dash-top span{font-size:.75rem;background:rgba(255,255,255,.12);padding:4px 9px;border-radius:20px}.dash-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:12px}.dash-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:17px}.dash-card.large{grid-row:span 2}.dash-card small{display:block;color:#c7dcf0;font-size:.77rem}.dash-number{font-weight:900;font-size:2.25rem;line-height:1.25;color:#fff;margin:7px 0}.dash-card p{font-size:.79rem;line-height:1.65;margin:0;color:#d9e8f5}.mini-bars{display:flex;gap:5px;align-items:end;height:48px;margin-top:11px}.mini-bars b{flex:1;background:#4dbfb8;border-radius:4px 4px 0 0}.metric-band{margin-top:-26px;position:relative;z-index:2}.metric-shell{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 24px;box-shadow:var(--shadow);display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr}.metric{padding:22px 17px;border-right:1px solid var(--line)}.metric:last-child{border:none}.metric strong{display:block;font-size:1.62rem;line-height:1.2;font-weight:900;color:var(--blue)}.metric span{font-size:.82rem;font-weight:800;color:var(--ink)}.metric p{font-size:.76rem;line-height:1.55;color:var(--muted);margin:5px 0 0}.topic-nav{display:flex;gap:10px;overflow:auto;padding:5px 2px 10px}.topic-nav a{flex:0 0 auto;padding:10px 16px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:.88rem;font-weight:800;color:#587087}.topic-nav a:hover,.topic-nav a.active{background:var(--blue);border-color:var(--blue);color:#fff}.intro-panel{display:grid;grid-template-columns:4fr 8fr;gap:34px;padding:32px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.intro-panel h2{font-size:1.45rem;font-weight:900;color:var(--ink);margin:0}.intro-panel p{margin:0;font-size:.95rem}.compare-wrap{background:#eff7fc}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-card{border-radius:18px;padding:30px;border:1px solid var(--line);background:#fff}.compare-card.highlight{background:var(--blue-dark);border-color:var(--blue-dark);color:#e6f2fc}.compare-card h3{font-size:1.2rem;font-weight:900;color:var(--ink);margin:12px 0}.compare-card.highlight h3{color:#fff}.compare-card p{font-size:.9rem;margin:0 0 18px}.compare-card ul{list-style:none;padding:0;margin:0}.compare-card li{padding:10px 0;border-top:1px solid var(--line);font-size:.88rem}.compare-card.highlight li{border-color:rgba(255,255,255,.16)}.compare-card li:before{content:"✓";font-weight:900;color:var(--cyan);margin-right:9px}.compare-card.highlight li:before{color:#71d7d0}.fixture-list{display:grid;gap:14px}.fixture{display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:center;padding:21px 24px;background:#fff;border:1px solid var(--line);border-radius:15px;transition:.25s}.fixture:hover{transform:translateY(-3px);border-color:#a7c8e4;box-shadow:var(--shadow)}.fixture-date{font-size:.83rem;color:var(--blue);font-weight:900}.fixture-date b{display:block;font-size:1.28rem;line-height:1.3}.fixture h3{font-size:1.05rem;color:var(--ink);font-weight:900;margin:0 0 4px}.fixture p{font-size:.83rem;margin:0;color:var(--muted)}.status{font-size:.77rem;font-weight:900;padding:6px 10px;border-radius:99px;background:#eaf8f5;color:#087c78;white-space:nowrap}.status.gray{background:#f0f4f7;color:#65798d}.deep-area{background:#fff}.deep-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}.image-frame{overflow:hidden;border-radius:20px;box-shadow:var(--shadow)}.image-frame img{width:100%;height:400px;object-fit:cover}.content-check{list-style:none;padding:0;margin:22px 0}.content-check li{position:relative;padding:12px 0 12px 38px;border-bottom:1px solid var(--line);font-size:.91rem}.content-check li:before{content:"";position:absolute;left:0;top:17px;width:20px;height:20px;border-radius:6px;background:var(--blue-soft)}.content-check li:after{content:"";position:absolute;left:7px;top:21px;width:7px;height:4px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}.recommend-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:18px}.recommend{border:1px solid var(--line);background:#fff;border-radius:16px;padding:23px;min-height:205px;transition:.25s}.recommend.main{background:linear-gradient(145deg,#e8f4ff,#fff);padding:28px}.recommend:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#afcee8}.recommend h3{font-weight:900;color:var(--ink);font-size:1.08rem;margin:12px 0 9px}.recommend p{font-size:.86rem;line-height:1.72;margin:0}.card-link{display:inline-block;margin-top:15px;font-weight:900;font-size:.84rem;color:var(--blue)}.notice-box{background:#fff8ef;border:1px solid #f2d7bb;border-radius:16px;padding:24px 26px;display:flex;gap:18px;align-items:flex-start}.notice-icon{width:39px;height:39px;flex:0 0 39px;border-radius:11px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900}.notice-box h3{font-size:1.05rem;color:#874b1a;font-weight:900;margin:0 0 5px}.notice-box p{font-size:.89rem;margin:0;color:#7c644d}.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-btn-focus-box-shadow:none}.accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;overflow:hidden;margin-bottom:11px;box-shadow:none}.accordion-button{font-weight:900;color:var(--ink);background:#fff;padding:18px 20px}.accordion-button:not(.collapsed){background:var(--blue-soft);color:var(--blue);box-shadow:none}.accordion-button:hover{color:var(--blue)}.accordion-button:after{background-size:1rem}.accordion-body{font-size:.9rem;color:var(--text);padding:0 20px 19px;background:#fff}.cta-box{background:var(--blue-dark);border-radius:22px;padding:42px 46px;color:#fff;display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;box-shadow:var(--shadow)}.cta-box h2{font-size:clamp(1.5rem,3vw,2.15rem);font-weight:900;margin:0 0 8px}.cta-box p{margin:0;color:#c8dfef;max-width:700px}.cta-box .btn-light{font-weight:900}.footer{background:#102d4b;color:#c9d8e5;padding:58px 0 20px;margin-top:0}.footer-brand{font-size:1.45rem;color:#fff;font-weight:900}.footer p{font-size:.86rem;line-height:1.8;margin:0}.footer h3{font-size:.96rem;font-weight:900;color:#fff;margin:4px 0 13px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:.86rem;color:#c9d8e5}.footer-links a:hover{color:#78cfc9;padding-left:3px}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:37px;padding-top:19px;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:.78rem;color:#9fb5c8}.footer-bottom a:hover{color:#fff}
@media(max-width:1199px){.nav-side{gap:13px}.nav-link{font-size:.84rem}.data-hero-grid,.deep-grid{gap:30px}}@media(max-width:991px){.site-header,.nav-wrap{height:70px}.nav-wrap{grid-template-columns:auto 1fr auto}.desktop-nav{display:none}.brand{justify-self:center}.data-hero-grid,.deep-grid{grid-template-columns:1fr}.data-hero{padding:43px 0 56px}.dashboard{max-width:650px}.metric-shell{grid-template-columns:repeat(2,1fr);padding:0 12px}.metric:nth-child(2){border-right:none}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.intro-panel{grid-template-columns:1fr;gap:13px}.recommend-grid{grid-template-columns:1fr 1fr}.recommend.main{grid-column:span 2}.image-frame img{height:350px}.cta-box{grid-template-columns:1fr}.cta-box .btn-light{justify-self:start}}@media(max-width:767px){.section{padding:58px 0}.section-sm{padding:40px 0}.data-hero h1{font-size:2.35rem}.hero-actions .btn-main,.hero-actions .btn-light{width:100%}.metric-band{margin-top:-18px}.metric-shell{margin:0 12px}.metric{padding:17px 10px}.metric strong{font-size:1.3rem}.metric p{display:none}.compare-grid,.recommend-grid{grid-template-columns:1fr}.recommend.main{grid-column:auto}.fixture{grid-template-columns:1fr;gap:8px;padding:19px}.fixture .status{justify-self:start}.image-frame img{height:260px}.notice-box{padding:20px;gap:13px}.cta-box{padding:31px 25px}.footer{padding-top:46px}.dashboard{padding:16px}.dash-number{font-size:1.85rem}}@media(max-width:420px){.brand{font-size:1.08rem}.brand-mark{width:30px;height:30px}.navbar-toggler{font-size:.8rem}.dash-grid{grid-template-columns:1fr}.dash-card.large{grid-row:auto}.trust-strip{display:grid;gap:7px}.section-title{font-size:1.65rem}}

/* roulang page: category1 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.32);outline-offset:3px}.container{max-width:1180px}.section{padding:78px 0}.section-sm{padding:54px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}.section-title{font-size:clamp(1.75rem,3vw,2.45rem);font-weight:900;line-height:1.3;color:var(--ink);margin:12px 0 14px}.lead-copy{max-width:780px;margin:0;color:var(--text)}
.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.4rem .6rem;background:#fff;font-weight:800}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}.mobile-menu a:hover{color:var(--blue);padding-left:14px}
.page-hero{padding:66px 0 62px;background:linear-gradient(120deg,#e9f5ff 0%,#f9fcff 52%,#ecf9f7 100%);position:relative;overflow:hidden}.page-hero:after{content:"";position:absolute;width:450px;height:450px;border-radius:50%;right:-170px;top:-245px;background:rgba(23,104,179,.08)}.breadcrumb-lite{position:relative;z-index:1;display:flex;gap:9px;color:#6c8095;font-size:.86rem;margin-bottom:23px}.breadcrumb-lite a:hover{color:var(--blue)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:45px;align-items:center}.page-hero h1{font-size:clamp(2.25rem,4.5vw,4.05rem);font-weight:900;letter-spacing:-.04em;line-height:1.16;color:var(--ink);margin:14px 0 19px}.page-hero h1 span{color:var(--blue)}.hero-copy{font-size:1.05rem;max-width:660px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;min-height:48px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-main:active{transform:translateY(0)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.hero-note{display:flex;gap:17px;flex-wrap:wrap;margin-top:20px;font-size:.86rem;font-weight:700;color:#60768d}.hero-note b{color:var(--cyan)}.hero-image{height:325px;border-radius:24px;overflow:hidden;position:relative;box-shadow:var(--shadow);background:var(--blue-dark)}.hero-image img{width:100%;height:100%;object-fit:cover;opacity:.76}.image-caption{position:absolute;bottom:18px;left:18px;right:18px;padding:14px 16px;border-radius:13px;background:rgba(255,255,255,.94);color:var(--ink);font-size:.88rem;font-weight:800}
.topic-strip{background:#fff;border-bottom:1px solid var(--line)}.topic-pills{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.topic-pills strong{font-size:.9rem;color:var(--ink);margin-right:5px}.tag{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;font-size:.8rem;font-weight:800;color:#52708d}.tag:hover,.tag.selected{color:var(--blue);border-color:#a7c8e4;background:#f2f8fe}
.content-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(275px,4fr);gap:34px;align-items:start}.feature-news{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:grid;grid-template-columns:42% 58%;margin-bottom:22px}.feature-news img{width:100%;height:100%;min-height:290px;object-fit:cover}.feature-news-body{padding:29px}.news-date{font-size:.8rem;font-weight:900;color:var(--cyan);letter-spacing:.04em}.news-date time{color:var(--muted);margin-left:8px;font-weight:700}.feature-news h2{font-size:1.55rem;line-height:1.4;font-weight:900;color:var(--ink);margin:10px 0}.feature-news p{font-size:.93rem;margin:0}.read-link{display:inline-flex;align-items:center;gap:7px;margin-top:18px;color:var(--blue);font-size:.88rem;font-weight:900}.read-link:hover{color:#0b538f;gap:11px}
.news-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px;display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:center;margin-bottom:13px;transition:.25s}.news-item:hover{transform:translateY(-3px);border-color:#a9cce9;box-shadow:var(--shadow)}.date-box{border-right:1px solid var(--line);font-size:.82rem;color:var(--muted);font-weight:800}.date-box b{display:block;font-size:1.58rem;line-height:1.1;color:var(--blue)}.news-item h3{font-size:1.08rem;color:var(--ink);font-weight:900;margin:0 0 5px}.news-item p{font-size:.87rem;line-height:1.7;margin:0}.small-read{white-space:nowrap;font-size:.84rem;font-weight:900;color:var(--blue)}.small-read:hover{color:var(--cyan)}
.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow);margin-bottom:18px}.side-panel h2{font-size:1.16rem;font-weight:900;color:var(--ink);margin:0 0 17px}.pick-item{padding:14px 0;border-bottom:1px solid var(--line)}.pick-item:last-child{border-bottom:0;padding-bottom:0}.pick-item span{display:block;color:var(--orange);font-size:.76rem;font-weight:900;margin-bottom:4px}.pick-item a{color:var(--ink);font-size:.92rem;font-weight:800;line-height:1.55}.pick-item a:hover{color:var(--blue)}.notice-box{background:var(--blue-dark);color:#e8f4ff;border-radius:var(--radius);padding:25px}.notice-box h2{font-size:1.15rem;color:#fff;font-weight:900;margin:0 0 9px}.notice-box p{font-size:.88rem;line-height:1.75;margin:0 0 16px}.notice-box a{color:#fff;border-bottom:1px solid rgba(255,255,255,.55);font-size:.86rem;font-weight:800}
.deep-section{background:#fff}.deep-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}.photo-frame{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);background:#d7e9f8}.photo-frame img{height:390px;width:100%;object-fit:cover}.point-list{list-style:none;margin:23px 0 0;padding:0}.point-list li{position:relative;padding:13px 0 13px 42px;border-bottom:1px solid var(--line);font-size:.92rem}.point-list li:before{content:"";position:absolute;left:0;top:19px;width:22px;height:22px;border-radius:7px;background:var(--blue-soft);border:1px solid #c9e0f2}.point-list li:after{content:"✓";position:absolute;left:6px;top:11px;color:var(--cyan);font-size:.85rem;font-weight:900}
.signal-section{background:#edf6fc}.signal-board{display:grid;grid-template-columns:3fr 5fr 4fr;gap:16px;margin-top:30px}.signal-card{border:1px solid var(--line);border-radius:17px;background:#fff;padding:24px;min-height:210px;transition:.25s}.signal-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a8cbe7}.signal-card.emphasis{background:var(--blue);border-color:var(--blue);color:#fff}.signal-card .num{font-weight:900;font-size:2rem;line-height:1;color:var(--orange);margin-bottom:13px}.signal-card.emphasis .num{color:#aeece8}.signal-card h3{font-size:1.08rem;font-weight:900;margin:0 0 8px;color:var(--ink)}.signal-card.emphasis h3{color:#fff}.signal-card p{font-size:.87rem;line-height:1.7;margin:0;color:#668099}.signal-card.emphasis p{color:#dcebfa}
.recommend-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:17px;margin-top:30px}.recommend-card{background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;transition:.25s}.recommend-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#aacde8}.recommend-card img{width:100%;height:165px;object-fit:cover}.recommend-card .card-copy{padding:19px}.recommend-card h3{font-size:1.05rem;line-height:1.45;color:var(--ink);font-weight:900;margin:8px 0}.recommend-card p{font-size:.85rem;line-height:1.7;margin:0;color:var(--text)}
.faq-section{background:#fff}.accordion{margin-top:28px}.accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;overflow:hidden;margin-bottom:12px;background:#fff}.accordion-button{font-weight:900;color:var(--ink);background:#fff;padding:19px 21px;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--blue);background:#f4f9fe}.accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(15,159,154,.22)}.accordion-button:after{background-size:1rem}.accordion-body{padding:0 21px 20px;color:var(--text);font-size:.92rem}
.cta-section{padding:72px 0;background:linear-gradient(115deg,#123d69,#1768b3)}.cta-box{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;color:#fff}.cta-box h2{font-size:clamp(1.75rem,3vw,2.45rem);font-weight:900;margin:10px 0}.cta-box p{margin:0;color:#dceeff;max-width:680px}.contact-card{background:#fff;border-radius:17px;padding:22px;min-width:315px;color:var(--ink);box-shadow:0 12px 28px rgba(0,0,0,.13)}.contact-card label{font-size:.82rem;font-weight:800;color:var(--muted);display:block;margin-bottom:5px}.contact-card input{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--ink);margin-bottom:10px}.contact-card input:focus{border-color:var(--cyan);outline:none;box-shadow:0 0 0 3px rgba(15,159,154,.13)}.contact-card .btn-main{width:100%;padding:10px 14px}.form-status{font-size:.75rem;color:var(--muted);margin:9px 0 0}
.footer{background:#102f50;color:#c9d9e8;padding:62px 0 22px}.footer-brand{font-size:1.38rem;font-weight:900;color:#fff}.footer h3{font-size:.95rem;font-weight:900;color:#fff;margin:4px 0 16px}.footer p{font-size:.86rem;line-height:1.8;margin:0;max-width:440px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:.86rem;color:#c9d9e8}.footer-links a:hover{color:#fff;padding-left:4px}.footer-bottom{border-top:1px solid rgba(201,217,232,.18);margin-top:38px;padding-top:20px;display:flex;gap:12px;flex-wrap:wrap;justify-content:space-between;font-size:.78rem}.footer-bottom a:hover{color:#fff}
@media(max-width:1199px){.nav-side{gap:14px}.nav-link{font-size:.86rem}.content-layout{gap:24px}}@media(max-width:991px){.site-header,.nav-wrap{height:70px}.nav-wrap{grid-template-columns:auto 1fr auto}.desktop-nav{display:none}.brand{grid-column:1;font-size:1.12rem}.navbar-toggler{grid-column:3}.hero-grid,.deep-grid{grid-template-columns:1fr}.hero-image{height:280px}.content-layout{grid-template-columns:1fr}.side-panel{display:none}.feature-news{grid-template-columns:36% 64%}.signal-board{grid-template-columns:1fr 1fr}.signal-card:last-child{grid-column:span 2}.recommend-grid{grid-template-columns:1fr 1fr}.recommend-card:first-child{grid-column:span 2;display:grid;grid-template-columns:38% 62%}.recommend-card:first-child img{height:100%}.cta-box{grid-template-columns:1fr}.contact-card{max-width:520px}}@media(max-width:767px){.section{padding:56px 0}.section-sm{padding:35px 0}.page-hero{padding:45px 0}.page-hero h1{font-size:2.3rem}.feature-news{grid-template-columns:1fr}.feature-news img{height:215px;min-height:0}.feature-news-body{padding:22px}.news-item{grid-template-columns:68px 1fr;padding:18px;gap:12px}.date-box{border-right:0}.date-box b{font-size:1.3rem}.news-item .small-read{grid-column:2}.signal-board{grid-template-columns:1fr}.signal-card:last-child{grid-column:auto}.recommend-grid{grid-template-columns:1fr}.recommend-card:first-child{grid-column:auto;display:block}.recommend-card:first-child img{height:180px}.photo-frame img{height:280px}.cta-section{padding:55px 0}.contact-card{min-width:0}.footer{padding-top:48px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:6px 0}}@media(max-width:520px){.hero-actions,.hero-actions a{width:100%}.hero-note{gap:8px}.topic-pills{align-items:flex-start}.topic-pills strong{width:100%}.section-title{font-size:1.68rem}.page-hero h1{font-size:2.05rem}.news-item h3{font-size:1rem}}

/* roulang page: category2 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.3);outline-offset:3px}.container{max-width:1180px}.section{padding:78px 0}.section-sm{padding:54px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";display:inline-block;width:26px;height:2px;background:var(--cyan)}.section-title{font-weight:850;font-size:clamp(1.7rem,3vw,2.45rem);line-height:1.3;color:var(--ink);margin:12px 0 14px}.lead-copy{max-width:770px;color:var(--text);margin-bottom:0}.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transform-origin:center;transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.4rem .65rem;background:#fff;font-weight:800}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}.mobile-menu a.active{color:var(--blue)}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;cursor:pointer}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-main:active{transform:translateY(0)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.tag{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;font-size:.8rem;font-weight:700;color:#52708d}.tag:hover,.tag.selected{color:var(--blue);border-color:#a7c8e4;background:#f8fcff}.crumbs{font-size:.87rem;color:var(--muted);padding:20px 0 0}.crumbs a:hover{color:var(--blue)}.rules-hero{padding:30px 0 68px;background:linear-gradient(140deg,#eef7ff 0%,#f9fcff 55%,#edf9f7 100%);overflow:hidden;position:relative}.rules-hero:before{content:"";width:360px;height:360px;border:58px solid rgba(23,104,179,.06);border-radius:50%;position:absolute;right:-120px;bottom:-210px}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:44px;align-items:center;position:relative}.rules-hero h1{font-size:clamp(2.25rem,4.7vw,4rem);line-height:1.16;letter-spacing:-.04em;color:var(--ink);font-weight:900;margin:15px 0 21px}.rules-hero h1 span{color:var(--blue)}.hero-copy{font-size:1.04rem;max-width:610px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 20px}.notice-line{font-size:.86rem;color:#5e748b}.notice-line b{color:var(--cyan)}.coupon-wall{display:grid;grid-template-columns:1fr 1fr;gap:13px;transform:rotate(1deg)}.read-coupon{border:1px solid #cde1f1;border-radius:16px;padding:18px;background:#fff;box-shadow:var(--shadow);min-height:130px;position:relative;overflow:hidden}.read-coupon:after{content:"";position:absolute;width:24px;height:24px;background:#edf7ff;border-radius:50%;right:-12px;top:50%;transform:translateY(-50%);box-shadow:-105px 0 0 #edf7ff}.read-coupon.featured{grid-column:span 2;background:var(--blue);color:#fff;min-height:205px;padding:28px}.coupon-kicker{display:block;text-transform:none;font-size:.76rem;font-weight:800;letter-spacing:.08em;color:var(--cyan)}.featured .coupon-kicker{color:#a8e3df}.coupon-number{font-size:2rem;line-height:1;font-weight:900;color:var(--blue);margin:10px 0}.featured .coupon-number{font-size:2.25rem;color:#fff}.read-coupon p{font-size:.84rem;line-height:1.65;margin:7px 0 0;color:#627d95}.featured p{color:#dceeff;max-width:390px}.coupon-link{display:inline-flex;margin-top:13px;color:var(--blue);font-size:.82rem;font-weight:900}.featured .coupon-link{color:#fff}.topic-strip{margin-top:-22px;position:relative;z-index:2}.topic-inner{background:#fff;border:1px solid var(--line);border-radius:15px;padding:13px 17px;box-shadow:0 10px 30px rgba(29,71,111,.07);display:flex;gap:9px;align-items:center;overflow:auto}.topic-inner span{white-space:nowrap;color:var(--muted);font-size:.82rem;font-weight:800;margin-right:5px}.step-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-top:32px}.step-tab{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;min-height:106px;transition:.25s}.step-tab:hover{transform:translateY(-3px);border-color:#a7c8e4;box-shadow:var(--shadow)}.step-tab b{display:block;color:var(--cyan);font-size:.78rem;letter-spacing:.08em}.step-tab h3{font-size:1rem;color:var(--ink);font-weight:900;margin:7px 0 0}.feature-area{background:#fff}.image-frame{height:100%;min-height:400px;border-radius:22px;overflow:hidden;box-shadow:var(--shadow);position:relative}.image-frame img{height:100%;width:100%;object-fit:cover}.image-note{position:absolute;right:18px;bottom:18px;background:rgba(255,255,255,.94);border-radius:12px;padding:12px 15px;font-weight:800;font-size:.83rem;color:var(--blue-dark)}.rule-steps{padding-left:0;list-style:none;margin:26px 0 0;counter-reset:rules}.rule-steps li{counter-increment:rules;position:relative;padding:0 0 19px 56px;margin-bottom:17px;border-bottom:1px solid var(--line)}.rule-steps li:before{content:counter(rules);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:11px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-weight:900}.rule-steps h3{font-size:1.02rem;color:var(--ink);font-weight:900;margin:0 0 5px}.rule-steps p{font-size:.91rem;margin:0}.check-area{background:#f1f8fc}.check-panel{background:var(--blue-dark);border-radius:22px;padding:34px;color:#e8f4ff;height:100%}.check-panel h2{font-size:1.7rem;font-weight:900;color:#fff;margin:10px 0 14px}.check-panel p{color:#c3dcef}.check-list{list-style:none;padding:0;margin:24px 0 0}.check-list li{padding:13px 0 13px 31px;border-bottom:1px solid rgba(255,255,255,.14);position:relative;font-size:.91rem}.check-list li:before{content:"✓";position:absolute;left:0;color:#83dfd6;font-weight:900}.info-board{display:grid;gap:15px}.info-tile{padding:22px;background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:0 8px 25px rgba(29,71,111,.05);transition:.25s}.info-tile:hover{border-color:#a7c8e4;transform:translateX(4px)}.info-tile small{font-weight:800;color:var(--cyan);letter-spacing:.07em}.info-tile h3{font-size:1.06rem;font-weight:900;color:var(--ink);margin:6px 0}.info-tile p{font-size:.87rem;line-height:1.7;margin:0}.attention-box{border-left:4px solid var(--orange);background:#fff9f3;border-radius:0 14px 14px 0;padding:18px 20px;margin-top:25px;font-size:.9rem;color:#73563e}.guide-grid{display:grid;grid-template-columns:4fr 8fr;gap:26px;align-items:start}.side-intro{padding:28px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);position:sticky;top:105px}.side-intro h3{color:var(--ink);font-weight:900;font-size:1.2rem}.side-intro a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;font-weight:700}.side-intro a:hover{color:var(--blue);padding-left:5px}.explain-card{background:#fff;border:1px solid var(--line);border-radius:19px;padding:28px;margin-bottom:16px;transition:.25s}.explain-card:hover{box-shadow:var(--shadow);border-color:#b8d5eb}.explain-card h3{font-size:1.25rem;font-weight:900;color:var(--ink);margin:0 0 10px}.explain-card p{margin:0 0 12px;font-size:.94rem}.mini-points{display:flex;flex-wrap:wrap;gap:9px}.mini-points span{font-size:.8rem;border-radius:8px;background:var(--blue-soft);color:var(--blue);font-weight:750;padding:5px 9px}.related-section{background:#fff}.related-card{height:100%;border:1px solid var(--line);background:#fff;border-radius:17px;overflow:hidden;transition:.25s}.related-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#b5d3e9}.related-card img{height:150px;width:100%;object-fit:cover}.related-card .card-body{padding:20px}.related-card h3{font-size:1.05rem;font-weight:900;color:var(--ink);margin:9px 0}.related-card p{font-size:.86rem;line-height:1.7;margin:0}.card-link{display:inline-flex;margin-top:15px;color:var(--blue);font-size:.86rem;font-weight:850}.faq-area{background:#f3f9fd}.accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:transparent;--bs-accordion-btn-focus-box-shadow:none}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;background:#fff;margin-bottom:12px;box-shadow:0 5px 18px rgba(29,71,111,.04)}.accordion-button{font-weight:850;color:var(--ink);padding:19px 21px;background:#fff!important;box-shadow:none!important}.accordion-button:not(.collapsed){color:var(--blue);background:#f8fcff!important}.accordion-button:after{background-size:1rem;filter:hue-rotate(165deg)}.accordion-body{padding:0 21px 20px;color:var(--text);font-size:.92rem}.contact-area{padding:76px 0;background:linear-gradient(120deg,#123d69,#1768b3)}.contact-copy{color:#e5f2ff}.contact-copy h2{color:#fff;font-size:clamp(1.75rem,3vw,2.5rem);font-weight:900;line-height:1.3}.contact-copy p{color:#c9e2f5}.contact-points{list-style:none;padding:0;margin:22px 0}.contact-points li{padding:7px 0;padding-left:24px;position:relative;font-size:.9rem}.contact-points li:before{content:"•";position:absolute;left:4px;color:#83dfd6;font-size:1.35rem}.feedback-form{background:#fff;padding:27px;border-radius:20px;box-shadow:0 18px 42px rgba(3,30,57,.24)}.feedback-form h3{color:var(--ink);font-size:1.25rem;font-weight:900;margin-bottom:17px}.form-label{font-size:.86rem;font-weight:800;color:var(--ink)}.form-control,.form-select{border:1px solid var(--line);border-radius:10px;padding:11px 13px;color:var(--text)}.form-control:focus,.form-select:focus{border-color:#80b5df;box-shadow:0 0 0 .22rem rgba(23,104,179,.12)}.form-check-label{font-size:.78rem;color:var(--muted)}.form-status{display:none;font-size:.83rem;margin-top:12px;padding:9px 12px;border-radius:8px;background:#e8f7f5;color:#08756f}.footer{background:#102f50;color:#bdd2e5;padding:56px 0 20px}.footer-brand{font-size:1.45rem;color:#fff;font-weight:900}.footer h3{font-size:.95rem;color:#fff;font-weight:850;margin:6px 0 16px}.footer p{font-size:.86rem;line-height:1.8}.footer-links{display:grid;gap:8px}.footer-links a{font-size:.86rem}.footer-links a:hover{color:#82ded6;padding-left:3px}.footer-bottom{border-top:1px solid rgba(200,225,242,.18);margin-top:34px;padding-top:19px;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.78rem}.footer-bottom a:hover{color:#82ded6}@media(max-width:1199px){.nav-side{gap:14px}.nav-link{font-size:.86rem}.hero-grid{gap:30px}}@media(max-width:991px){.desktop-nav{display:none}.nav-wrap{grid-template-columns:auto 1fr auto}.brand{justify-self:center}.site-header,.nav-wrap{height:72px}.rules-hero{padding-bottom:55px}.hero-grid,.guide-grid{grid-template-columns:1fr}.coupon-wall{max-width:600px;margin:auto}.side-intro{position:static}.image-frame{min-height:320px}.step-nav{grid-template-columns:1fr 1fr}.check-panel{margin-bottom:18px}}@media(max-width:767px){.section{padding:58px 0}.section-sm{padding:42px 0}.rules-hero{padding-top:17px}.rules-hero h1{font-size:2.35rem}.hero-actions{margin-top:23px}.coupon-wall{transform:none;gap:10px}.read-coupon{padding:14px;min-height:116px}.read-coupon.featured{padding:21px;min-height:170px}.coupon-number{font-size:1.55rem}.featured .coupon-number{font-size:1.85rem}.topic-strip{margin-top:0;padding-top:16px}.topic-inner{border-radius:11px}.step-nav{gap:10px}.step-tab{padding:13px;min-height:94px}.step-tab h3{font-size:.91rem}.guide-grid{gap:18px}.explain-card{padding:21px}.contact-area{padding:57px 0}.feedback-form{padding:21px}.footer{padding-top:43px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}}@media(max-width:520px){.brand{font-size:1.08rem}.brand-mark{width:31px;height:31px}.navbar-toggler{font-size:.78rem}.rules-hero h1{font-size:2.05rem}.step-nav{grid-template-columns:1fr}.coupon-wall{grid-template-columns:1fr}.read-coupon.featured{grid-column:auto}.hero-actions .btn-main,.hero-actions .btn-light{width:100%}.image-frame{min-height:250px}.section-title{font-size:1.65rem}.related-card img{height:175px}}

/* roulang page: category4 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{text-decoration:none;color:inherit;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.3);outline-offset:3px}.container{max-width:1180px}.section{padding:78px 0}.section-sm{padding:48px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}.section-title{font-weight:900;font-size:clamp(1.75rem,3vw,2.5rem);line-height:1.3;color:var(--ink);margin:12px 0 14px}.lead-copy{max-width:760px;color:var(--text);margin:0}.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.4rem .6rem;font-weight:800}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}
.guide-hero{padding:70px 0 56px;background:#edf7ff;position:relative;overflow:hidden}.guide-hero:before{content:"";position:absolute;right:-90px;top:-150px;width:430px;height:430px;border-radius:50%;background:rgba(15,159,154,.08)}.breadcrumb{font-size:.86rem;color:var(--muted);margin-bottom:22px}.breadcrumb a{color:var(--blue)}.guide-hero h1{font-size:clamp(2.25rem,4.7vw,4.1rem);line-height:1.18;color:var(--ink);font-weight:900;letter-spacing:-.04em;margin:12px 0 20px}.guide-hero h1 span{color:var(--blue)}.hero-copy{font-size:1.05rem;max-width:670px}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.guide-visual{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);height:360px;position:relative}.guide-visual img{height:100%;width:100%;object-fit:cover}.guide-note{position:absolute;left:20px;right:20px;bottom:18px;padding:16px 18px;background:rgba(255,255,255,.94);border-radius:14px;color:var(--ink);font-weight:800}.guide-note small{display:block;color:var(--muted);font-weight:600;margin-top:3px}.quick-nav{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow);margin-top:-18px;position:relative;z-index:2}.quick-nav a{display:inline-flex;padding:8px 14px;border-radius:9px;font-size:.9rem;font-weight:800;color:#597089}.quick-nav a:hover{color:var(--blue);background:var(--blue-soft)}.asym-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.25s}.guide-card:hover{transform:translateY(-4px);border-color:#aacbe7;box-shadow:var(--shadow-hover)}.guide-card h3{font-size:1.25rem;font-weight:900;color:var(--ink);margin:10px 0}.number{color:var(--cyan);font-weight:900;letter-spacing:.08em}.case-card{display:grid;grid-template-columns:92px 1fr;gap:18px;align-items:start;padding:22px 0;border-bottom:1px solid var(--line)}.case-card:last-child{border-bottom:0}.case-icon{width:70px;height:70px;border-radius:16px;background:var(--blue-soft);display:grid;place-items:center;font-weight:900;color:var(--blue);font-size:1.2rem}.case-card h3{font-size:1.05rem;font-weight:900;color:var(--ink);margin:0 0 6px}.case-card p{font-size:.92rem;margin:0}.soft-bg{background:#f1f8fc}.steps{counter-reset:step}.step{position:relative;padding:0 0 29px 65px;counter-increment:step}.step:before{content:counter(step);position:absolute;left:0;top:0;width:42px;height:42px;border-radius:12px;background:var(--blue);color:#fff;font-weight:900;display:grid;place-items:center}.step:after{content:"";position:absolute;left:20px;top:48px;height:calc(100% - 42px);border-left:1px dashed #a9cae4}.step:last-child:after{display:none}.step h3{font-size:1.1rem;color:var(--ink);font-weight:900;margin:0 0 5px}.step p{margin:0;font-size:.94rem}.image-panel{height:100%;min-height:430px;border-radius:20px;overflow:hidden;position:relative}.image-panel img{width:100%;height:100%;object-fit:cover}.image-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(18,61,105,.55))}.image-panel span{position:absolute;z-index:1;bottom:24px;left:24px;right:24px;color:#fff;font-size:1.2rem;font-weight:900;line-height:1.5}.warning{border-left:4px solid var(--orange);background:#fff8f1;padding:21px 24px;border-radius:0 14px 14px 0;color:#765235}.warning strong{color:#bd651e}.compare-wrap{background:var(--blue-dark);color:#e6f2fb;border-radius:24px;padding:38px}.compare-wrap .section-title{color:#fff}.compare-wrap .lead-copy{color:#c8dced}.compare-item{padding:22px;border:1px solid rgba(255,255,255,.16);border-radius:15px;height:100%;background:rgba(255,255,255,.05)}.compare-item.good{background:#fff;color:var(--ink);border-color:#fff}.compare-item h3{font-size:1.08rem;font-weight:900;margin-bottom:12px}.compare-item ul{padding-left:19px;margin:0}.compare-item li{margin:8px 0;font-size:.91rem}.recommend{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.recommend-card{background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:var(--shadow);transition:.25s}.recommend-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.recommend-card img{height:170px;width:100%;object-fit:cover}.recommend-card div{padding:18px}.recommend-card small{color:var(--cyan);font-weight:800}.recommend-card h3{font-size:1.07rem;color:var(--ink);font-weight:900;margin:8px 0}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:11px;background:#fff}.accordion-button{font-weight:900;color:var(--ink);background:#fff;padding:19px 21px;box-shadow:none!important}.accordion-button:not(.collapsed){background:var(--blue-soft);color:var(--blue)}.accordion-button:after{filter:sepia(1) saturate(3) hue-rotate(165deg)}.accordion-body{color:var(--text);padding:4px 21px 21px}.contact-box{background:#fff;border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow)}.form-label{font-weight:800;color:var(--ink);font-size:.9rem}.form-control,.form-select{border:1px solid #cadce9;border-radius:10px;padding:12px 13px;color:var(--ink)}.form-control:focus,.form-select:focus{border-color:var(--blue);box-shadow:0 0 0 .22rem rgba(23,104,179,.12)}.form-check-input:checked{background-color:var(--blue);border-color:var(--blue)}.form-message{display:none;margin-top:14px;padding:10px 13px;border-radius:9px;background:#e7f7f3;color:#08736e;font-weight:700}.footer{background:#102f4e;color:#c5d6e5;padding:62px 0 22px}.footer-brand{color:#fff;font-weight:900;font-size:1.4rem}.footer h3{font-size:1rem;color:#fff;font-weight:900;margin-bottom:16px}.footer p{font-size:.9rem;line-height:1.8}.footer-links{display:grid;gap:8px}.footer-links a:hover{color:#fff;text-decoration:underline}.footer-bottom{margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap;font-size:.82rem}.footer-bottom a:hover{color:#fff}
@media(max-width:991px){.desktop-nav{display:none}.nav-wrap{grid-template-columns:auto 1fr auto}.brand{justify-self:center}.guide-visual{margin-top:30px}.asym-grid{grid-template-columns:1fr}.recommend{grid-template-columns:1fr 1fr}}@media(max-width:767px){.site-header,.nav-wrap{height:68px}.section{padding:58px 0}.guide-hero{padding:48px 0}.guide-hero h1{font-size:2.35rem}.guide-visual{height:255px}.quick-nav{overflow:auto;white-space:nowrap}.compare-wrap,.contact-box{padding:25px 20px}.recommend{grid-template-columns:1fr}.image-panel{min-height:270px;margin-top:20px}.case-card{grid-template-columns:60px 1fr}.case-icon{width:52px;height:52px;border-radius:12px}.footer{padding-top:45px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}@media(max-width:420px){.brand{font-size:1.08rem}.brand-mark{width:30px;height:30px}.navbar-toggler{font-size:.8rem}.guide-hero h1{font-size:2rem}.btn-main,.btn-light,.btn-outline{width:100%}}

/* roulang page: category5 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:.25s ease}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.32);outline-offset:3px}.container{max-width:1180px}.section{padding:78px 0}.section-sm{padding:48px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}.section-title{font-size:clamp(1.7rem,3vw,2.42rem);line-height:1.3;font-weight:900;color:var(--ink);margin:12px 0 13px}.lead-copy{max-width:760px;margin:0;color:var(--text)}
.site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}.site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}.nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}.nav-side{display:flex;align-items:center;gap:22px}.nav-side.right{justify-content:flex-end}.nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}.nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transition:.22s}.nav-link:hover,.nav-link.active{color:var(--blue)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}.navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:.4rem .65rem;background:#fff;font-weight:800}.mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}.mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}.mobile-menu a.active{color:var(--blue)}
.hero{padding:58px 0 62px;background:linear-gradient(115deg,#edf7ff 0%,#f8fbfd 52%,#eaf8f5 100%);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-150px;top:-220px;background:rgba(15,159,154,.08)}.crumb{position:relative;z-index:1;font-size:.86rem;color:#668099;margin-bottom:23px}.crumb a:hover{color:var(--blue)}.guide-hero{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:45px;align-items:center}.hero h1{font-weight:900;color:var(--ink);font-size:clamp(2.2rem,4.8vw,4rem);line-height:1.16;letter-spacing:-.04em;margin:14px 0 20px}.hero h1 span{color:var(--blue)}.hero-copy{font-size:1.04rem;max-width:665px;color:#475a70}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 0}.btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;cursor:pointer}.btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}.btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}.btn-main:active{transform:translateY(0)}.btn-light{background:#fff;color:var(--blue);border-color:var(--line)}.btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}.btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}.guide-cover{height:335px;border-radius:25px;overflow:hidden;position:relative;box-shadow:var(--shadow);background:var(--blue-dark)}.guide-cover img{height:100%;width:100%;object-fit:cover;opacity:.67}.cover-note{position:absolute;left:20px;right:20px;bottom:20px;padding:16px 18px;border-radius:14px;background:rgba(255,255,255,.95);color:var(--ink)}.cover-note b{display:block;font-size:1rem}.cover-note span{color:#62809b;font-size:.85rem}
.notice-strip{background:var(--blue-dark);color:#dceeff}.notice-inner{padding:17px 0;display:flex;gap:20px;align-items:center;justify-content:space-between}.notice-inner strong{color:#fff}.notice-inner p{margin:0;font-size:.9rem}.notice-dot{width:10px;height:10px;border-radius:50%;background:var(--orange);display:inline-block;margin-right:9px}.toc-wrap{background:#fff;border-bottom:1px solid var(--line)}.toc{display:flex;gap:8px;overflow:auto;padding:18px 0}.toc a{flex:0 0 auto;padding:8px 13px;border:1px solid var(--line);border-radius:99px;color:#54718b;font-size:.85rem;font-weight:800}.toc a:hover{color:var(--blue);border-color:#9bc3e6;background:var(--blue-soft)}
.reading-layout{display:grid;grid-template-columns:255px minmax(0,1fr);gap:58px;align-items:start}.chapter-nav{position:sticky;top:110px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 28px rgba(37,84,123,.05)}.chapter-nav h2{font-size:1rem;font-weight:900;color:var(--ink);margin:0 0 11px}.chapter-nav a{display:block;padding:9px 0;border-bottom:1px solid #edf3f7;color:#5f758b;font-size:.88rem;font-weight:700}.chapter-nav a:last-child{border:0}.chapter-nav a:hover{color:var(--blue);padding-left:4px}.article-body{max-width:760px}.article-body h2{font-weight:900;color:var(--ink);font-size:1.65rem;margin:0 0 15px}.article-body h3{font-size:1.12rem;color:var(--blue-dark);font-weight:900;margin:25px 0 9px}.article-body p{margin:0 0 17px}.summary-box{padding:23px 25px;border-radius:16px;border-left:4px solid var(--cyan);background:#eef9f8;color:#355e64;margin-bottom:32px}.summary-box strong{color:#087b78}.quote-box{margin:31px 0;padding:24px 28px;background:var(--blue-soft);border-radius:0 var(--radius) var(--radius) 0;border-left:4px solid var(--blue);color:#34526d}.quote-box b{color:var(--blue-dark)}.check-list{list-style:none;padding:0;margin:19px 0 0}.check-list li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid var(--line)}.check-list li:before{content:"✓";position:absolute;left:0;top:13px;width:22px;height:22px;line-height:22px;text-align:center;border-radius:50%;background:#e4f5f3;color:var(--cyan);font-weight:900;font-size:.8rem}
.section-alt{background:#f0f7fc;border-top:1px solid #e1edf6;border-bottom:1px solid #e1edf6}.step-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px}.step-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.step{padding:20px 24px;display:grid;grid-template-columns:44px 1fr;gap:16px;border-bottom:1px solid var(--line)}.step:last-child{border:0}.step-no{height:38px;width:38px;border-radius:11px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);font-weight:900}.step h3{font-size:1.04rem;font-weight:900;color:var(--ink);margin:0 0 4px}.step p{font-size:.9rem;margin:0}.side-image{min-height:100%;border-radius:var(--radius);overflow:hidden;position:relative;background:#164b7d}.side-image img{height:100%;min-height:405px;width:100%;object-fit:cover;opacity:.63}.side-image .image-caption{position:absolute;left:22px;bottom:22px;right:22px;color:#fff}.side-image h3{font-weight:900;font-size:1.35rem}.side-image p{font-size:.9rem;margin:0;color:#e4f2ff}
.alert-panel{display:grid;grid-template-columns:4fr 8fr;gap:36px;padding:36px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.alert-title{color:var(--ink);font-size:1.55rem;font-weight:900;line-height:1.4}.alert-title em{display:block;font-size:.86rem;font-style:normal;color:var(--orange);letter-spacing:.08em;margin-bottom:8px}.warning-list{display:grid;grid-template-columns:1fr 1fr;gap:13px 25px}.warning-list div{padding-bottom:12px;border-bottom:1px solid var(--line);font-size:.9rem}.warning-list b{color:var(--blue-dark);display:block;margin-bottom:2px}
.recommend-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}.recommend-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;min-height:228px;display:flex;flex-direction:column;transition:.25s}.recommend-card:first-child{background:var(--blue);color:#fff}.recommend-card:hover{transform:translateY(-4px);border-color:#a9cce9;box-shadow:var(--shadow-hover)}.badge{display:inline-flex;width:max-content;background:var(--blue-soft);color:var(--blue);font-size:.78rem;padding:5px 10px;border-radius:99px;font-weight:800}.recommend-card:first-child .badge{background:rgba(255,255,255,.18);color:#fff}.recommend-card h3{font-size:1.13rem;font-weight:900;color:var(--ink);margin:15px 0 8px}.recommend-card:first-child h3{color:#fff}.recommend-card p{font-size:.88rem;margin:0;color:#688098}.recommend-card:first-child p{color:#dcedfb}.card-link{margin-top:auto;padding-top:15px;font-weight:800;font-size:.88rem;color:var(--blue)}.recommend-card:first-child .card-link{color:#fff}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px;background:#fff;box-shadow:0 7px 18px rgba(33,76,112,.04)}.accordion-button{padding:18px 20px;color:var(--ink);font-weight:900;background:#fff;font-size:.98rem}.accordion-button:not(.collapsed){background:#f0f7fc;color:var(--blue);box-shadow:none}.accordion-button:after{background-size:1rem}.accordion-body{padding:0 20px 19px;color:#536a80;font-size:.92rem}.cta{padding:65px 0;background:linear-gradient(115deg,#123d69,#1768b3);color:#fff;position:relative;overflow:hidden}.cta:before{content:"";position:absolute;right:4%;top:-100px;width:310px;height:310px;border-radius:50%;border:45px solid rgba(255,255,255,.08)}.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px}.cta h2{font-size:clamp(1.65rem,3vw,2.35rem);font-weight:900;margin:0 0 9px}.cta p{margin:0;color:#d9eafa;max-width:650px}.cta .btn-light{font-weight:900;white-space:nowrap}.contact-panel{background:#fff}.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}.form-label{font-size:.88rem;color:var(--ink);font-weight:800}.form-control,.form-select{border-color:#cedeea;border-radius:10px;padding:11px 13px;color:var(--text)}.form-control:focus,.form-select:focus{border-color:var(--blue);box-shadow:0 0 0 .22rem rgba(23,104,179,.12)}.form-note{font-size:.81rem;color:var(--muted)}.form-status{display:none;margin-top:12px;padding:10px 13px;background:#e9f8f6;color:#087b78;border-radius:9px;font-size:.88rem;font-weight:700}.footer{background:#102f4d;color:#c5d6e5;padding:62px 0 22px}.footer-brand{color:#fff;font-size:1.4rem;font-weight:900}.footer p{font-size:.88rem;max-width:430px}.footer h3{font-size:.95rem;color:#fff;font-weight:900;margin-bottom:15px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:.88rem;color:#c5d6e5}.footer-links a:hover{color:#fff;padding-left:3px}.footer-bottom{margin-top:42px;padding-top:20px;border-top:1px solid rgba(207,227,242,.18);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.8rem}.footer-bottom a:hover{color:#fff}
@media(max-width:1199px){.nav-side{gap:14px}.nav-link{font-size:.86rem}.reading-layout{gap:34px}.guide-hero{gap:27px}}@media(max-width:991px){.desktop-nav{display:none}.nav-wrap{grid-template-columns:auto 1fr auto}.brand{grid-column:1;grid-row:1}.navbar-toggler{grid-column:3}.guide-hero,.step-grid{grid-template-columns:1fr}.guide-cover{height:300px}.reading-layout{grid-template-columns:1fr}.chapter-nav{position:relative;top:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:0}.chapter-nav h2{grid-column:1/-1}.alert-panel{grid-template-columns:1fr}.recommend-grid{grid-template-columns:1fr 1fr}.recommend-card:first-child{grid-column:1/-1}.side-image img{min-height:310px}.section{padding:64px 0}}@media(max-width:767px){.site-header,.nav-wrap{height:70px}.hero{padding:38px 0 44px}.guide-cover{height:250px}.notice-inner{display:block;padding:14px 0}.notice-inner p{margin-top:4px}.section{padding:52px 0}.section-sm{padding:37px 0}.chapter-nav{grid-template-columns:1fr}.article-body h2{font-size:1.45rem}.alert-panel{padding:25px}.warning-list{grid-template-columns:1fr}.recommend-grid{grid-template-columns:1fr}.recommend-card:first-child{grid-column:auto}.cta-inner{display:block}.cta .btn-light{margin-top:22px}.form-card{padding:22px}.footer{padding-top:48px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:8px 0}}@media(max-width:520px){.hero h1{font-size:2.18rem}.hero-actions{display:grid}.btn-main,.btn-light,.btn-outline{width:100%}.step{padding:17px}.guide-cover{height:220px}.cover-note{left:14px;right:14px;bottom:14px}.toc{padding:13px 0}.section-title{font-size:1.58rem}}

/* roulang page: category6 */
:root{--blue:#1768b3;--blue-dark:#123d69;--blue-soft:#eaf4ff;--cyan:#0f9f9a;--orange:#ef8d42;--ink:#162b42;--text:#43546a;--muted:#718399;--line:#dbe7f1;--bg:#f7fafc;--white:#fff;--radius:18px;--shadow:0 16px 42px rgba(29,71,111,.09);--shadow-hover:0 22px 48px rgba(22,72,119,.16)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.85;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--blue)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,159,154,.3);outline-offset:3px}
    .container{max-width:1180px}
    .section{padding:78px 0}
    .section-sm{padding:52px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:.82rem;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);display:inline-block}
    .section-title{font-weight:800;font-size:clamp(1.7rem,3vw,2.45rem);line-height:1.3;color:var(--ink);margin:12px 0 14px}
    .lead-copy{max-width:760px;color:var(--text);margin-bottom:0}
    .site-header{height:82px;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(219,231,241,.9);position:sticky;top:0;z-index:1000;transition:.25s}
    .site-header.scrolled{box-shadow:0 8px 24px rgba(16,55,91,.08)}
    .nav-wrap{height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:22px}
    .nav-side{display:flex;align-items:center;gap:22px}
    .nav-side.right{justify-content:flex-end}
    .nav-link{font-size:.93rem;font-weight:700;color:#506278;padding:8px 0;position:relative}
    .nav-link:after{content:"";height:2px;background:var(--blue);position:absolute;left:0;right:0;bottom:1px;transform:scaleX(0);transition:.22s}
    .nav-link:hover,.nav-link.active{color:var(--blue)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;font-size:1.25rem;white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);display:grid;place-items:center;color:#fff;font-size:1.05rem;box-shadow:0 6px 14px rgba(23,104,179,.25)}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;color:var(--blue);padding:7px 11px;background:#fff}
    .mobile-menu{background:#fff;border-top:1px solid var(--line);padding:12px 20px 20px}
    .mobile-menu a{display:block;padding:11px 8px;font-weight:700;color:var(--text);border-bottom:1px solid #edf3f7}
    .mobile-menu a.active{color:var(--blue);background:var(--blue-soft);padding-left:14px}
    .hero{padding:52px 0 58px;background:linear-gradient(115deg,#edf7ff 0%,#f8fbfd 55%,#eaf8f5 100%);position:relative;overflow:hidden}
    .hero:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-180px;top:-230px;background:rgba(15,159,154,.08)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:center}
    .breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:20px}
    .breadcrumb a{color:var(--blue)}
    .hero h1{font-weight:900;color:var(--ink);font-size:clamp(2.2rem,5vw,4rem);line-height:1.18;letter-spacing:-.04em;margin:14px 0 20px}
    .hero h1 span{color:var(--blue)}
    .hero-copy{font-size:1.05rem;max-width:650px;color:#475a70}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}
    .btn-main,.btn-light,.btn-outline{border-radius:11px;padding:12px 19px;font-weight:800;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px}
    .btn-main{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(23,104,179,.2)}
    .btn-main:hover{background:#105a9e;color:#fff;transform:translateY(-2px)}
    .btn-main:active{transform:translateY(0)}
    .btn-light{background:#fff;color:var(--blue);border-color:var(--line)}
    .btn-light:hover,.btn-outline:hover{border-color:var(--blue);color:var(--blue);background:#f7fbff}
    .btn-outline{background:transparent;color:var(--blue);border-color:#b8d2e9}
    .hero-points{display:flex;gap:20px;flex-wrap:wrap;color:#61758a;font-size:.88rem;font-weight:700}
    .hero-points b{color:var(--cyan);font-size:1.2rem;margin-right:5px}
    .hero-stage{height:310px;border-radius:25px;overflow:hidden;position:relative;box-shadow:var(--shadow);background:#174e80}
    .hero-stage img{width:100%;height:100%;object-fit:cover;opacity:.68}
    .stage-panel{position:absolute;left:22px;right:22px;bottom:22px;background:rgba(255,255,255,.95);padding:18px;border-radius:15px;color:var(--ink)}
    .stage-panel h3{font-size:1.03rem;font-weight:900;margin:0 0 6px}
    .stage-panel p{font-size:.86rem;line-height:1.65;margin:0;color:#587087}
    .index-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow)}
    .index-panel h2{font-size:1.2rem;color:var(--ink);font-weight:900;margin:0 0 14px}
    .index-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}
    .index-list a{padding:11px 13px;border-radius:10px;background:#f4f8fb;color:#526a82;font-weight:700;font-size:.9rem}
    .index-list a:hover{background:var(--blue-soft);color:var(--blue);transform:translateX(3px)}
    .question-area{background:#fff}
    .question-row{display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
    .question-no{width:42px;height:42px;border-radius:12px;background:var(--blue-soft);color:var(--blue);font-weight:900;display:grid;place-items:center}
    .question-row h3{font-size:1.08rem;color:var(--ink);font-weight:900;margin:0 0 4px}
    .question-row p{font-size:.88rem;margin:0;color:var(--muted)}
    .arrow{color:var(--cyan);font-size:1.25rem}
    .group-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:.25s;box-shadow:0 8px 25px rgba(29,71,111,.04)}
    .group-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#acd0e9}
    .group-icon{width:46px;height:46px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:1.2rem}
    .group-card h3{color:var(--ink);font-size:1.15rem;font-weight:900;margin:17px 0 8px}
    .group-card p{font-size:.9rem;margin:0 0 16px}
    .mini-links{list-style:none;padding:0;margin:0}
    .mini-links li{padding:8px 0;border-top:1px solid #edf3f7;font-size:.86rem}
    .mini-links li:before{content:"·";color:var(--cyan);font-weight:900;margin-right:8px}
    .deep-block{background:#f2f8fc}
    .deep-grid{display:grid;grid-template-columns:5fr 7fr;gap:45px;align-items:center}
    .image-frame{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);background:#dfeef7}
    .image-frame img{width:100%;height:390px;object-fit:cover}
    .rule-list{counter-reset:item;list-style:none;padding:0;margin:22px 0}
    .rule-list li{counter-increment:item;padding:13px 0 13px 48px;border-bottom:1px solid var(--line);position:relative;font-size:.92rem}
    .rule-list li:before{content:counter(item);position:absolute;left:0;top:12px;width:29px;height:29px;border-radius:9px;background:var(--blue-soft);color:var(--blue);font-weight:900;display:grid;place-items:center}
    .quote-box{border-left:4px solid var(--orange);background:#fff;padding:19px 22px;border-radius:0 14px 14px 0;color:#536b81;margin-top:22px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;overflow:hidden;margin-bottom:12px;background:#fff}
    .accordion-button{color:var(--ink);font-weight:800;background:#fff;padding:19px 21px;box-shadow:none!important}
    .accordion-button:not(.collapsed){color:var(--blue);background:var(--blue-soft)}
    .accordion-button:after{background-size:13px}
    .accordion-body{color:#60758b;font-size:.92rem;padding:0 21px 19px}
    .cta-band{background:var(--blue-dark);color:#fff;border-radius:24px;padding:37px 42px;position:relative;overflow:hidden}
    .cta-band:after{content:"";position:absolute;right:-50px;top:-80px;width:230px;height:230px;border:35px solid rgba(255,255,255,.08);border-radius:50%}
    .cta-band h2{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:900;margin:0 0 9px;position:relative;z-index:1}
    .cta-band p{color:#d9e8f5;margin:0;max-width:670px;position:relative;z-index:1}
    .cta-band .btn-light{position:relative;z-index:1;margin-top:20px}
    .contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow)}
    .form-label{font-size:.86rem;font-weight:800;color:var(--ink)}
    .form-control,.form-select{border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--text);background:#fbfdff}
    .form-control:focus,.form-select:focus{border-color:var(--cyan);box-shadow:0 0 0 .22rem rgba(15,159,154,.12)}
    .form-note{font-size:.8rem;color:var(--muted)}
    .footer{background:#102e4e;color:#c5d7e7;padding:55px 0 22px}
    .footer-brand{font-size:1.35rem;font-weight:900;color:#fff}
    .footer p{font-size:.86rem;max-width:450px;color:#b5cbdc}
    .footer h3{font-size:.96rem;color:#fff;font-weight:800;margin-bottom:15px}
    .footer-links{display:grid;gap:8px;font-size:.86rem}
    .footer-links a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;display:flex;flex-wrap:wrap;gap:13px 28px;font-size:.78rem;color:#9eb8cc}
    .footer-bottom a{color:#c5d7e7}
    @media(max-width:991px){.desktop-nav{display:none}.nav-wrap{display:flex}.brand{margin:auto}.hero-grid,.deep-grid{grid-template-columns:1fr}.hero-stage{height:280px}.nav-wrap .navbar-toggler{position:absolute;right:15px}.section{padding:62px 0}}
    @media(max-width:767px){.container{padding-left:20px;padding-right:20px}.hero{padding:38px 0 45px}.hero h1{font-size:2.35rem}.hero-copy{font-size:.96rem}.hero-stage{height:240px}.index-list{grid-template-columns:1fr}.question-row{grid-template-columns:43px 1fr 20px;gap:11px}.question-row h3{font-size:.98rem}.question-row p{font-size:.8rem}.deep-grid{gap:25px}.image-frame img{height:245px}.cta-band{padding:29px 24px}.footer-bottom{display:grid;gap:9px}.btn-main,.btn-light,.btn-outline{width:100%}}