/* roulang page: index */
:root{--bg:#f4f2ec;--paper:#fffefa;--ink:#202820;--muted:#697067;--line:#dedfd5;--brand:#c84b26;--brand-dark:#a1391b;--lime:#dce9b6;--deep:#25392f;--radius:18px;--shadow:0 15px 38px rgba(31,43,31,.07);--space:86px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:115px}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}a:hover{color:var(--brand)}button,input,select,textarea{font:inherit}button{cursor:pointer}img,svg{max-width:100%;vertical-align:middle}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-weight:750;line-height:1.3;letter-spacing:-.04em}h2{font-size:clamp(26px,3vw,38px)}h3{font-size:20px}p{color:var(--muted)}::selection{background:var(--lime);color:var(--ink)}:focus-visible{outline:3px solid var(--brand);outline-offset:5px}.container{max-width:1220px;padding-left:30px;padding-right:30px}.site-header{position:sticky;top:0;z-index:100;background:rgba(244,242,236,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.navbar{padding:19px 0;gap:22px}.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:800;white-space:nowrap}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--lime);width:38px;height:38px;border-radius:10px;font-size:24px;font-weight:900}.navbar-collapse{flex-grow:0;margin-left:auto}.navbar-nav{gap:24px}.nav-link{color:var(--muted);padding:8px 0!important;font-size:14px;font-weight:650;position:relative}.nav-link.active{color:var(--ink)!important}.nav-link.active:after{content:"";position:absolute;bottom:0;left:0;width:20px;height:3px;background:var(--brand)}.navbar-toggler{border:1px solid var(--line);border-radius:8px;padding:6px 10px;color:var(--ink);font-size:20px;box-shadow:none!important}.header-chip{font-size:12px;padding:7px 12px;border:1px solid var(--line);border-radius:100px;white-space:nowrap}.dot{display:inline-block;width:7px;height:7px;background:var(--brand);border-radius:50%;margin-right:8px}.notice-strip{border-bottom:1px solid var(--line);font-size:12px;background:#ebece3;padding:10px 0}.notice-inner{display:flex;align-items:center;gap:20px}.notice-label{font-weight:750;white-space:nowrap}.notice-inner p{font-size:12px}.section{padding:var(--space) 0;border-bottom:1px solid var(--line)}.section-white{background:var(--paper)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:50px;margin-bottom:36px}.section-head p{max-width:580px;font-size:14px;line-height:1.9}.eyebrow{display:block;font-size:12px;font-weight:750;letter-spacing:.13em;color:var(--brand);margin-bottom:15px}.hero{padding:64px 0 42px;position:relative;overflow:hidden}.hero-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.hero-tag{border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:12px}.hero-edition{font-size:12px;color:var(--muted)}.hero h1{font-size:clamp(38px,5.7vw,70px);max-width:990px;line-height:1.18;letter-spacing:-.055em}.hero h1 span{color:var(--brand)}.hero-copy{font-size:15px;max-width:900px;margin-top:26px;line-height:2}.hero-bottom{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin-top:36px;align-items:center}.invite-panel{padding:23px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);position:relative}.invite-panel:before{content:"";position:absolute;left:-1px;top:20px;bottom:20px;width:3px;background:var(--brand)}.mini-line{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:13px}.mini-line strong{font-size:14px}.progress{height:5px;background:#e6e8df;border-radius:9px;margin:15px 0 10px}.progress-bar{background:var(--brand);transition:width .4s}.small-note{font-size:12px;color:var(--muted)}.btn{--bs-btn-border-width:1px;padding:13px 23px;border-radius:9px;font-weight:650;font-size:14px;transition:background .2s,transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.btn:active{transform:translateY(0)!important}.btn-primary{--bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-hover-bg:var(--brand-dark);--bs-btn-hover-border-color:var(--brand-dark);--bs-btn-active-bg:var(--brand-dark);--bs-btn-active-border-color:var(--brand-dark)}.btn-outline-dark{--bs-btn-color:var(--ink);--bs-btn-border-color:#bcc1b4;--bs-btn-hover-bg:var(--ink);--bs-btn-hover-border-color:var(--ink)}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px}.hero-actions .small-note{flex-basis:100%;margin-top:6px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:32px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}.stat{padding:24px;border-right:1px solid var(--line)}.stat:last-child{border-right:0}.stat-number{font-size:38px;font-weight:800;letter-spacing:-.06em;line-height:1.3}.stat-label{font-size:13px;margin-top:9px;color:var(--muted)}.stat-number small{font-size:16px;letter-spacing:0;margin-left:4px}.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--paper);transition:transform .2s,box-shadow .2s,border-color .2s}.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b5bda7}.topic-number{font-size:13px;color:var(--brand);font-weight:750;display:block;margin-bottom:30px}.topic-card p{font-size:13px;margin-top:15px}.channel-link{display:inline-flex;gap:25px;align-items:center;font-size:14px;font-weight:700;margin-top:25px;border-bottom:1px solid var(--brand);padding-bottom:5px}.compare-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}.compare-row{display:grid;grid-template-columns:.6fr 1fr 1fr;border-bottom:1px solid var(--line)}.compare-row:last-child{border:0}.compare-row>div{padding:20px 24px;font-size:14px}.compare-row>div:last-child{background:#edf1e4}.compare-row.heading{font-weight:750}.compare-row.heading>div:last-child{background:var(--lime)}.compare-row>div:first-child{font-weight:700}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:42px}.time-card{border-top:2px solid var(--line);padding-top:25px;position:relative}.time-card:before{content:"";position:absolute;top:-6px;width:10px;height:10px;border-radius:50%;background:var(--brand)}.time-card .phase{font-size:12px;color:var(--brand);margin-bottom:12px;display:block}.time-card h3{font-size:18px}.time-card p{font-size:13px;margin-top:13px}.dark-section{background:var(--deep);color:var(--paper)}.dark-section p{color:#bbc8bd}.dark-section .eyebrow{color:var(--lime)}.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}.analysis-list{list-style:none;padding:0;margin:0}.analysis-list li{display:flex;gap:18px;padding:21px 0;border-bottom:1px solid #4c5d50}.analysis-list li:first-child{padding-top:0}.analysis-list span{color:var(--lime);font-size:13px;padding-top:3px}.analysis-list p{font-size:13px;margin-top:8px}.map-art{border:1px solid #526357;border-radius:var(--radius);background:#2d4236;padding:28px;display:flex;flex-direction:column;justify-content:space-between}.map-art svg{width:100%;height:240px;margin:12px 0}.map-caption{display:flex;justify-content:space-between;font-size:12px;color:#d6e2d5}.preview-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:center}.sample-label{display:inline-block;padding:5px 12px;border-radius:5px;background:#e9edde;font-size:12px;margin-bottom:20px}.sample-card{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);padding:30px}.sample-card h3{font-size:22px;margin-bottom:16px}.sample-card p{font-size:14px}.sample-card .sample-foot{border-top:1px dashed #b9bfb1;padding-top:18px;margin-top:23px;font-size:12px;color:var(--brand)}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:110px 1fr 40px;gap:25px;padding:27px 0;border-bottom:1px solid var(--line);align-items:start}.news-item .news-type{font-size:12px;color:var(--brand);padding-top:4px}.news-item h3{font-size:19px}.news-item p{font-size:13px;margin-top:10px;max-width:830px}.news-index{font-size:24px;color:#a6ad9b;text-align:right}.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:34px}.safety-item{padding-left:20px;border-left:2px solid var(--brand)}.safety-item h3{font-size:18px}.safety-item p{font-size:13px;margin-top:12px}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.quick-item{display:flex;gap:16px;border-top:1px solid var(--line);padding:25px 0}.quick-item b{font-size:16px;min-width:28px;color:var(--brand)}.quick-item h3{font-size:17px;margin-bottom:8px}.quick-item p{font-size:13px}.faq-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}.faq-layout>div>p{font-size:14px;margin-top:22px}.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--ink);--bs-accordion-btn-focus-box-shadow:none}.accordion-item{background:transparent;border-left:0;border-right:0;border-radius:0!important}.accordion-button{background:transparent;font-weight:650;font-size:16px;padding:24px 0;line-height:1.6;color:var(--ink)}.accordion-button:not(.collapsed){box-shadow:none;color:var(--brand)}.accordion-body{padding:0 30px 24px 0;color:var(--muted);font-size:14px;line-height:1.9}.prediction-shell{display:grid;grid-template-columns:1fr 1.1fr;gap:65px;border:1px solid var(--line);border-radius:24px;padding:45px;background:var(--paper);box-shadow:var(--shadow)}.prediction-shell p{font-size:14px;margin-top:23px}.form-label{font-size:13px;font-weight:650}.form-control,.form-select{border:1px solid #cfd4c5;border-radius:8px;background:#f8f8f3;color:var(--ink);padding:12px;font-size:14px}.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 3px #c84b2615;background:#fffefa}.form-control::placeholder{color:#858a80}.form-check-input:checked{background-color:var(--brand);border-color:var(--brand)}.form-check-label{font-size:12px;color:var(--muted)}.form-status{font-size:13px;color:var(--brand);margin-top:15px;min-height:24px}.site-footer{padding:46px 0 25px;background:#e9ebe2}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:30px;border-bottom:1px solid #cdd3c3}.footer-top p{max-width:600px;font-size:12px;margin-top:15px}.footer-links{display:flex;gap:20px;align-items:start;font-size:12px;white-space:nowrap}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted);margin-top:22px}.breadcrumb-line{font-size:12px;color:var(--muted);margin-bottom:30px}.toast-message{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:14px 24px;border-radius:12px;box-shadow:var(--shadow);z-index:200;font-size:13px;max-width:90vw;display:none}.toast-message.visible{display:block}
@media(min-width:1025px){.hero h1{max-width:1000px}}
@media(max-width:1024px){:root{--space:65px}.matrix{grid-template-columns:repeat(2,1fr)}.section-head{gap:35px}.section-head p{max-width:50%}.header-chip{display:none}.prediction-shell{gap:35px;padding:32px}.faq-layout{gap:35px}.timeline{gap:20px}.brand{font-size:17px}}
@media(max-width:768px){.container{padding-left:22px;padding-right:22px}.navbar{flex-wrap:wrap}.navbar-collapse{flex-basis:100%;margin-left:0}.navbar-nav{gap:4px;padding-top:15px}.nav-link{padding:12px 0!important}.notice-inner{gap:14px}.hero{padding-top:42px}.hero-bottom,.analysis-grid,.preview-box,.faq-layout,.prediction-shell{grid-template-columns:1fr;gap:28px}.section-head{display:block}.section-head p{max-width:none;margin-top:20px}.stat-grid{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.timeline{grid-template-columns:1fr 1fr;gap:35px}.safety-grid{grid-template-columns:1fr;gap:25px}.news-item{grid-template-columns:75px 1fr;gap:15px}.news-index{display:none}.compare-row>div{padding:16px 12px;font-size:12px}.compare-row{grid-template-columns:.55fr 1fr 1fr}.footer-top,.footer-bottom{flex-direction:column}.footer-links{flex-wrap:wrap}.map-art svg{height:200px}.hero-edition{display:none}}
@media(max-width:520px){:root{--space:50px}.container{padding-left:18px;padding-right:18px}.brand{font-size:16px}.brand-mark{width:32px;height:32px;font-size:21px}.hero h1{font-size:38px}.hero-copy{font-size:14px}.matrix{grid-template-columns:1fr}.topic-card{padding:23px}.topic-number{margin-bottom:15px}.quick-grid{grid-template-columns:1fr}.timeline{gap:30px 20px}.stat{padding:21px}.stat-number{font-size:32px}.hero-actions .btn{flex:1;padding:12px 14px}.invite-panel{padding:20px}.mini-line{align-items:start}.sample-card,.prediction-shell{padding:24px}.news-item{grid-template-columns:1fr;gap:10px}.hero-tag{font-size:11px}.notice-inner p{font-size:11px}.notice-label{font-size:11px}.compare-row>div{padding:14px 9px;font-size:11px}.section-head{margin-bottom:28px}.hero-top{margin-bottom:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{--bg:#f4f2ec;--paper:#fffefa;--ink:#202820;--muted:#697067;--line:#dedfd5;--brand:#c84b26;--brand-dark:#a1391b;--lime:#dce9b6;--deep:#25392f;--radius:18px;--shadow:0 15px 38px rgba(31,43,31,.07);--space:86px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:115px}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}a:hover{color:var(--brand)}button,input,select,textarea{font:inherit}button{cursor:pointer}img,svg{max-width:100%;vertical-align:middle}p{color:var(--muted);margin:0}h1,h2,h3{font-weight:750;line-height:1.4}h2{font-size:clamp(26px,3vw,38px);letter-spacing:-.035em}h3{font-size:19px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--brand);outline-offset:5px}.container{max-width:1220px;padding-left:30px;padding-right:30px}.site-header{position:sticky;top:0;z-index:100;background:rgba(244,242,236,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.navbar{padding:19px 0;gap:22px}.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:800;white-space:nowrap}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--lime);width:38px;height:38px;border-radius:10px;font-size:24px;font-weight:900}.navbar-collapse{flex-grow:0;margin-left:auto}.navbar-nav{gap:24px}.nav-link{color:var(--muted);padding:8px 0!important;font-size:14px;font-weight:650;position:relative}.nav-link:hover{color:var(--brand)}.nav-link.active{color:var(--ink)!important}.nav-link.active:after{content:"";position:absolute;bottom:0;left:0;width:20px;height:3px;background:var(--brand)}.navbar-toggler{border:1px solid var(--line);border-radius:8px;padding:6px 10px;color:var(--ink);font-size:20px;box-shadow:none!important}.header-chip{font-size:12px;padding:7px 12px;border:1px solid var(--line);border-radius:100px;white-space:nowrap}.dot{display:inline-block;width:6px;height:6px;background:var(--brand);border-radius:50%;margin-right:7px}.section{padding:var(--space) 0;border-bottom:1px solid var(--line)}.section-white{background:var(--paper)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:50px;margin-bottom:36px}.section-head p{max-width:500px;font-size:14px;line-height:1.9}.eyebrow{display:block;font-size:12px;font-weight:750;letter-spacing:.13em;color:var(--brand);margin-bottom:15px}.hero{padding:35px 0 55px;position:relative;overflow:hidden}.breadcrumb-line{display:flex;gap:12px;color:var(--muted);font-size:12px;margin-bottom:38px}.hero h1{font-size:clamp(36px,4.6vw,60px);line-height:1.2;letter-spacing:-.055em;margin-bottom:23px}.hero h1 span{color:var(--brand)}.hero-copy{font-size:15px;line-height:2;max-width:660px}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:26px}.btn{--bs-btn-border-width:1px;padding:13px 23px;border-radius:9px;font-weight:650;font-size:14px;transition:background .2s,transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.btn:active{transform:translateY(0)!important}.btn-primary{--bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-hover-bg:var(--brand-dark);--bs-btn-hover-border-color:var(--brand-dark);--bs-btn-active-bg:var(--brand-dark);--bs-btn-active-border-color:var(--brand-dark)}.btn-outline-dark{--bs-btn-color:var(--ink);--bs-btn-border-color:#bcc1b4;--bs-btn-hover-bg:var(--ink);--bs-btn-hover-border-color:var(--ink)}.check-strip{display:flex;flex-wrap:wrap;gap:12px 25px;font-size:12px;margin-top:25px}.check-strip span:before{content:"✓";color:var(--brand);font-weight:800;margin-right:8px}.dashboard{background:var(--deep);color:var(--paper);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}.dashboard p{color:#bbc8bd;font-size:13px}.dashboard-top{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding-bottom:20px;border-bottom:1px solid #516151}.badge{font-size:11px;font-weight:600;border-radius:30px;background:var(--lime);color:var(--deep);padding:7px 10px}.metric-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:25px 0}.metric-pair strong{font-size:38px;display:block;line-height:1.3}.metric-pair span{font-size:12px;color:#bbc8bd}.dashboard-note{border-top:1px dashed #516151;padding-top:19px}.topic-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--paper);height:100%;transition:transform .2s,box-shadow .2s,border-color .2s}.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b5bda7}.topic-card p{font-size:13px;margin-top:15px}.topic-number{color:var(--brand);font-size:12px;display:block;margin-bottom:22px}.topic-meta{margin-top:22px;padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.comparison{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.compare-row{display:grid;grid-template-columns:.6fr 1fr 1fr;border-bottom:1px solid var(--line)}.compare-row:last-child{border:0}.compare-row>div{padding:20px 24px;font-size:14px}.compare-row>div:last-child{background:#edf1e4}.compare-row.heading{font-weight:750}.compare-row.heading>div:last-child{background:var(--lime)}.compare-row>div:first-child{font-weight:700}.small-note{font-size:12px;color:var(--muted);margin-top:18px}.time-card{border-top:2px solid var(--line);padding-top:25px;position:relative}.time-card:before{content:"";position:absolute;top:-6px;width:10px;height:10px;border-radius:50%;background:var(--brand)}.time-card .phase{font-size:12px;color:var(--brand);margin-bottom:12px;display:block}.time-card h3{font-size:18px}.time-card p{font-size:13px;margin-top:13px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:110px 1fr 40px;gap:25px;padding:27px 0;border-bottom:1px solid var(--line);align-items:start}.news-type{font-size:12px;color:var(--brand);padding-top:4px}.news-item h3{font-size:19px}.news-item p{font-size:13px;margin-top:10px;max-width:830px}.news-index{color:#9ca38f;font-size:22px}.dark-section{background:var(--deep);color:var(--paper)}.dark-section p{color:#bbc8bd}.dark-section .eyebrow{color:var(--lime)}.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:34px}.safety-item{padding-left:20px;border-left:2px solid var(--brand)}.safety-item h3{font-size:18px}.safety-item p{font-size:13px;margin-top:12px}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.quick-item{display:flex;gap:16px;border-top:1px solid var(--line);padding:25px 0}.quick-item b{font-size:16px;min-width:28px;color:var(--brand)}.quick-item h3{font-size:17px;margin-bottom:8px}.quick-item p{font-size:13px}.faq-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}.faq-layout>div>p{font-size:14px;margin-top:22px}.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0!important}.accordion-button{background:transparent;font-weight:650;font-size:16px;padding:24px 0;color:var(--ink);line-height:1.7}.accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none}.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:4px}.accordion-body{padding:0 25px 24px 0;font-size:14px;color:var(--muted)}.record-panel{background:var(--paper);padding:32px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.form-label{font-size:13px;font-weight:700}.form-control,.form-select{background:var(--bg);border:1px solid var(--line);padding:12px 14px;border-radius:9px;color:var(--ink);font-size:14px}.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 3px #c84b2615;background:var(--paper)}textarea{resize:vertical}.form-check-input:checked{background-color:var(--brand);border-color:var(--brand)}.form-check-label{font-size:12px;color:var(--muted)}.record-status{font-size:13px;color:var(--brand);margin-top:15px}.site-footer{padding:50px 0 22px;background:var(--paper)}.footer-top{display:flex;justify-content:space-between;gap:60px;padding-bottom:35px}.footer-top p{font-size:12px;max-width:670px;margin-top:19px}.footer-links{display:flex;gap:20px;align-items:start;flex-shrink:0;font-size:12px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:23px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
@media(max-width:1024px){:root{--space:65px}.header-chip{display:none}.section-head{gap:30px}.faq-layout{gap:35px}.footer-top{gap:30px;flex-direction:column}.hero h1{font-size:46px}}
@media(max-width:768px){.container{padding-left:22px;padding-right:22px}.navbar{gap:14px}.navbar-collapse{margin-left:0;width:100%}.navbar-nav{gap:5px;padding-top:10px}.navbar-toggler{margin-left:auto}.hero{padding-top:24px}.hero h1{font-size:40px}.section-head{display:block}.section-head p{margin-top:18px}.safety-grid{grid-template-columns:1fr;gap:25px}.faq-layout{grid-template-columns:1fr;gap:20px}.compare-row>div{padding:16px 12px;font-size:12px}.footer-bottom{flex-direction:column;gap:9px}}
@media(max-width:520px){:root{--space:48px}.brand{font-size:16px;gap:8px}.brand-mark{width:33px;height:33px;font-size:21px}.container{padding-left:18px;padding-right:18px}.hero h1{font-size:34px}.breadcrumb-line{margin-bottom:27px}.dashboard,.record-panel{padding:23px}.quick-grid{grid-template-columns:1fr}.news-item{grid-template-columns:1fr 30px;gap:5px 12px}.news-type{grid-column:1/-1}.news-item h3{font-size:17px}.compare-row{grid-template-columns:.55fr 1fr 1fr}.compare-row>div{padding:14px 9px}.footer-links{gap:19px;flex-wrap:wrap}.hero-actions .btn{flex:1;text-align:center}.topic-card{padding:23px}.check-strip{gap:8px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}