/* roulang page: index */
:root{--brand:#2F6FAD;--brand-deep:#24598C;--ink:#1E3A5F;--text:#243140;--muted:#5C6B7A;--line:#E4EDF6;--paper:#F3F6FB;--card:#FFFFFF;--coral:#E36B5C;--coral-deep:#CF5648;--radius:16px;--shadow:0 10px 28px rgba(47,111,173,0.08);--shadow-hover:0 14px 32px rgba(47,111,173,0.14);--space:92px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;font-size:16.5px;line-height:1.75;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-deep)}
button,input,select{font-family:inherit;font-size:16px}
h1,h2,h3,p{margin:0}
h1{font-size:42px;line-height:1.25;color:var(--ink);font-weight:760;letter-spacing:0}
h2{font-size:28px;line-height:1.35;color:var(--ink);font-weight:740}
h3{font-size:18px;line-height:1.5;color:var(--ink);font-weight:700}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(30,58,95,0.03)}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{min-width:0;display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:760;font-size:16px;line-height:1.35}
.logo:hover{color:var(--brand)}
.logo-mark{width:12px;height:12px;border-radius:4px;background:var(--brand);flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 16px rgba(227,107,92,0.18)}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(227,107,92,0.28)}
.btn-primary:active{transform:translateY(0)}
.btn-line{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-line:hover{background:#E8F1FA;color:var(--brand-deep)}
.nav-btn{flex:0 0 auto;min-height:40px;padding:0 16px}
.block{padding:56px 0}
.block-white{background:#fff}
.block-tint{background:var(--paper)}
.block-form{background:#fff;border-top:1px solid var(--line)}
.kicker{color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.04em;margin-bottom:8px}
.lead{margin-top:14px;max-width:760px;color:var(--text);font-size:16.5px}
.hero{padding:48px 0 28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;background:#E8F1FA;color:var(--brand);font-size:12px;font-weight:700}
.tag-hot{background:var(--coral);color:#fff}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.score-ribbon{margin-top:28px;display:grid;grid-template-columns:1.3fr repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.score-cell{padding:20px;border-left:1px solid var(--line);min-height:112px}
.score-cell:first-child{border-left:0}
.score-label{color:var(--muted);font-size:13px}
.score-num{margin-top:6px;color:var(--coral);font-size:32px;line-height:1.1;font-weight:780}
.score-note{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.6}
.metric-grid{margin-top:28px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:16px}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;min-height:168px;transition:transform .18s ease,box-shadow .18s ease}
.metric:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.metric-num{margin-top:18px;color:var(--ink);font-size:44px;line-height:1;font-weight:780}
.metric-num span{font-size:16px;margin-left:4px;color:var(--muted);font-weight:650}
.metric p{margin-top:10px;color:var(--muted);font-size:14px}
.matrix{margin-top:28px;display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.matrix-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;min-height:180px;transition:transform .18s ease,box-shadow .18s ease}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.m-a{grid-column:span 7}.m-b{grid-column:span 5}.m-c{grid-column:span 4}.m-d{grid-column:span 8}
.matrix-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.matrix-card p{margin-top:12px;color:var(--text)}
.cmp-wrap{margin-top:28px;overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.cmp{width:100%;border-collapse:collapse;min-width:640px}
.cmp th,.cmp td{padding:18px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.cmp th{background:#F7FAFD;color:var(--ink);font-size:14px}
.cmp tr:last-child td{border-bottom:0}
.cmp td:first-child{color:var(--ink);font-weight:740;width:18%}
.tl{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.tl::before{content:"";position:absolute;left:0;right:0;top:16px;height:2px;background:var(--line)}
.tl-item{position:relative;padding-top:42px}
.dot{position:absolute;top:10px;left:0;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px #fff}
.tl-item time{display:block;color:var(--brand);font-size:13px;font-weight:700}
.tl-item h3{margin:6px 0}
.tl-item p{color:var(--muted);font-size:14.5px}
.entry{margin-top:28px;display:grid;grid-template-columns:1.25fr .85fr;gap:16px}
.entry-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;min-height:230px;color:inherit;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C5D9EE;color:inherit}
.entry-card p{margin-top:12px;color:var(--text)}
.entry-meta{margin-top:22px;color:var(--brand);font-weight:700}
.news{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.news-item{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px;color:inherit;transition:border-color .18s ease,transform .18s ease}
.news-item:hover{border-color:#C5D9EE;transform:translateY(-1px);color:inherit}
.news-side{text-align:right}
.news-score{color:var(--coral);font-size:28px;font-weight:780;line-height:1}
.news-item p{margin-top:6px;color:var(--muted);font-size:14.5px}
.more-row{display:flex;justify-content:flex-end;margin-top:14px}
.more{font-weight:740}
.scene-list{margin-top:28px;display:flex;flex-direction:column;gap:12px}
.scene{display:flex;justify-content:space-between;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px}
.scene p{margin-top:6px;color:var(--muted);font-size:14.5px}
.scene b{color:var(--ink);font-size:18px}
.guard{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.guard-item{padding:22px;border-left:1px solid var(--line)}
.guard-item:first-child{border-left:0}
.guard-item p{margin-top:8px;color:var(--muted);font-size:14.5px}
.qa{margin-top:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.qa-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.qa-item p{margin-top:8px}
.faq{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;color:var(--ink);font-weight:740;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--brand);font-size:22px;line-height:1;font-weight:500}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--brand)}
.faq-item p{padding:0 22px 20px;color:var(--text)}
.wall{margin-top:28px;display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.wall-item{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;color:inherit;min-height:180px;transition:transform .18s ease,box-shadow .18s ease}
.wall-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);color:inherit}
.w1{grid-column:span 7}.w2{grid-column:span 5}.w3,.w4,.w5{grid-column:span 4}
.wall-item p{margin-top:10px}
.week{margin-top:28px;display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.week-card{flex:0 0 270px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;color:inherit;min-height:168px}
.week-card:hover{color:inherit;border-color:#C5D9EE}
.week-card h3{margin-top:10px;font-size:16px}
.form-grid{margin-top:28px;display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:start}
.plain-list{margin:18px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.plain-list li{background:#F7FAFD;border:1px solid var(--line);border-radius:12px;padding:12px 14px;color:var(--text)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;color:var(--ink);font-weight:700;font-size:14px}
.field input,.field select{height:46px;border:1px solid #D5E2EF;border-radius:12px;padding:0 12px;background:#fff;color:var(--text);font-weight:500}
.field input:hover,.field select:hover{border-color:#B7CDE3}
.field input:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(47,111,173,0.12)}
.ok{margin-top:8px;padding:14px 16px;border-radius:12px;background:#F4FBF7;border:1px solid #CDE8D8;color:#1D6B45;font-weight:700}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:36px 0 28px}
.foot-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-brand{color:var(--ink);font-weight:780;font-size:18px}
.age{display:inline-flex;margin-top:10px;height:26px;align-items:center;padding:0 10px;border:1px solid var(--brand);color:var(--brand);border-radius:999px;font-size:12px;font-weight:800}
.foot-links{display:flex;flex-wrap:wrap;gap:14px 18px;margin-top:12px}
.foot-links a{color:var(--muted);font-weight:650}
.foot-links a:hover{color:var(--brand)}
.copy{margin-top:18px;color:var(--muted);font-size:13px}
@media(max-width:1024px){
h1{font-size:34px}h2{font-size:26px}
.metric-grid,.guard,.score-ribbon{grid-template-columns:1fr 1fr}
.score-cell:nth-child(3){border-left:0}
.m-a,.m-b,.m-c,.m-d{grid-column:span 6}
.tl{grid-template-columns:1fr 1fr}
.tl::before{display:none}
.entry,.form-grid,.qa{grid-template-columns:1fr}
.w1,.w2,.w3,.w4,.w5{grid-column:span 6}
}
@media(max-width:768px){
.block{padding:52px 0}
.metric-grid,.matrix,.wall{grid-template-columns:1fr}
.m-a,.m-b,.m-c,.m-d,.w1,.w2,.w3,.w4,.w5{grid-column:auto}
.guard{grid-template-columns:1fr}
.guard-item{border-left:0;border-top:1px solid var(--line)}
.guard-item:first-child{border-top:0}
.scene{flex-direction:column;align-items:flex-start}
.news-item{grid-template-columns:1fr}
.news-side{text-align:left}
}
@media(max-width:640px){
h1{font-size:28px}h2{font-size:24px}
.logo{font-size:13px}
.score-ribbon,.qa,.tl{grid-template-columns:1fr}
.score-cell{border-left:0;border-top:1px solid var(--line)}
.score-cell:first-child{border-top:0}
.header-inner{min-height:64px}
}
@media(max-width:520px){
.wrap{padding:0 16px}
.hero{padding-top:32px}
.metric-num{font-size:36px}
.btn{width:auto}
}

/* roulang page: category1 */
:root{--brand:#2F6FAD;--brand-deep:#24598C;--ink:#1E3A5F;--text:#243140;--muted:#5C6B7A;--line:#E4EDF6;--paper:#F3F6FB;--card:#FFFFFF;--coral:#E36B5C;--coral-deep:#CF5648;--radius:16px;--shadow:0 10px 28px rgba(47,111,173,0.08);--shadow-hover:0 14px 32px rgba(47,111,173,0.14);--space:92px}
html{scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;font-size:16.5px;line-height:1.75;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg,video{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-deep)}
button,input,select{font-family:inherit;font-size:16px}
.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(30,58,95,0.03)}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{min-width:0;display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:760;font-size:16px;line-height:1.35}
.logo:hover{color:var(--brand)}
.logo-mark{width:12px;height:12px;border-radius:4px;background:var(--brand);flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,button:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 16px rgba(227,107,92,0.18)}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(227,107,92,0.28)}
.btn-primary:active{transform:translateY(0)}
.btn-line{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-line:hover{background:#E8F1FA;color:var(--brand-deep)}
.nav-btn{flex:0 0 auto;min-height:40px;padding:0 16px}
.lead{margin-top:14px;max-width:760px;color:var(--text);font-size:16.5px}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;background:#E8F1FA;color:var(--brand);font-size:12px;font-weight:700}
.tag-hot{background:var(--coral);color:#fff}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px}
.foot-brand{color:var(--ink);font-weight:760;font-size:18px}
.age{display:inline-flex;margin-top:10px;height:26px;padding:0 10px;border-radius:999px;background:var(--coral);color:#fff;font-size:12px;font-weight:800;align-items:center}
.foot-links{display:flex;flex-wrap:wrap;gap:14px 18px}
.foot-links a{color:var(--muted);font-weight:650}
.foot-links a:hover{color:var(--brand)}
.copy{margin-top:16px;color:var(--muted);font-size:13.5px;line-height:1.7}
main{display:block}
.band{padding:var(--space) 0}
.band-tight{padding:56px 0 20px}
.band-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band-paper{background:var(--paper)}
.kicker{color:var(--brand);font-size:13px;font-weight:760;letter-spacing:.04em}
h1{margin:8px 0 0;color:var(--ink);font-size:40px;line-height:1.25;font-weight:780}
h2{margin:0;color:var(--ink);font-size:28px;line-height:1.35;font-weight:760}
h3{margin:0;color:var(--ink);font-size:18px;line-height:1.45;font-weight:740}
.dir-grid{display:grid;grid-template-columns:1.35fr .75fr;gap:28px;align-items:end}
.filter-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.filter-card p{margin:8px 0 0;color:var(--muted);font-size:14px}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{height:34px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:#F7FAFD;color:var(--ink);font-size:13px;font-weight:700;cursor:pointer;transition:background .18s ease,border-color .18s ease,color .18s ease}
.chip:hover{border-color:#C5D9EE;background:#E8F1FA}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#fff}
.stat-line{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;color:var(--muted);font-size:14px}
.stat-line strong{color:var(--ink);font-size:20px;font-weight:780;margin-right:6px}
.list-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-end;margin-bottom:18px}
.list-stack{display:flex;flex-direction:column;gap:14px}
.score-card{display:grid;grid-template-columns:minmax(0,1fr) 108px;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;color:inherit;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.score-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C5D9EE;color:inherit}
.score-card p{margin:8px 0 0;color:var(--text)}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;align-items:center}
.meta-row time{color:var(--muted);font-size:13px}
.score-box{text-align:right}
.score-box b{display:block;color:var(--coral);font-size:32px;line-height:1;font-weight:800}
.score-box span{color:var(--muted);font-size:12px;font-weight:700}
.empty-note{display:none;margin-top:12px;color:var(--muted)}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}
.panel p{margin-top:10px;color:var(--text)}
.bar-list{margin-top:18px;display:flex;flex-direction:column;gap:16px}
.bar-label{display:flex;justify-content:space-between;gap:12px;color:var(--ink);font-weight:700;font-size:14.5px}
.bar-label em{font-style:normal;color:var(--muted);font-weight:650}
.track{height:10px;border-radius:999px;background:#E7EEF6;overflow:hidden;margin-top:8px}
.fill{display:block;height:100%;border-radius:inherit;background:var(--brand)}
.fill-hot{background:var(--coral)}
.side-note{background:#F7FAFD;border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-height:100%}
.side-note li{margin-top:12px;color:var(--text)}
.density{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
.num-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}
.num-block strong{display:block;margin-top:8px;color:var(--ink);font-size:36px;line-height:1;font-weight:800}
.num-block span{color:var(--muted);font-size:14px}
.range-table{width:100%;border-collapse:separate;border-spacing:0 10px}
.range-table th,.range-table td{text-align:left;padding:12px 14px;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:650}
.range-table th{color:var(--muted);font-size:13px;font-weight:700}
.range-table td:first-child,.range-table th:first-child{border-left:1px solid var(--line);border-radius:12px 0 0 12px}
.range-table td:last-child,.range-table th:last-child{border-right:1px solid var(--line);border-radius:0 12px 12px 0;color:var(--brand)}
.dim-grid{margin-top:22px;display:grid;grid-template-columns:1.4fr .8fr;gap:18px}
.dim-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px}
.dim-item+.dim-item{margin-top:12px}
.dim-top{display:flex;justify-content:space-between;gap:12px;align-items:baseline}
.dim-top b{color:var(--coral);font-size:22px}
.pick-grid{margin-top:22px;display:grid;grid-template-columns:1.45fr .9fr;gap:16px}
.pick-main,.pick-side a{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;color:inherit;min-height:180px;transition:transform .18s ease,box-shadow .18s ease}
.pick-main:hover,.pick-side a:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);color:inherit}
.pick-main p,.pick-side p{margin-top:10px;color:var(--text)}
.pick-side{display:flex;flex-direction:column;gap:16px}
.faq{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;color:var(--ink);font-weight:740;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--brand);font-size:22px;line-height:1;font-weight:500}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--brand)}
.faq-item p{padding:0 22px 20px;color:var(--text)}
.cta-band{background:#E8F1FA;border-top:1px solid #D5E4F2}
.cta-inner{display:flex;justify-content:space-between;gap:24px;align-items:center}
.cta-inner p{margin-top:8px;max-width:640px;color:var(--text)}
@media (max-width:1024px){
  :root{--space:72px}
  h1{font-size:34px}
  .dir-grid,.split,.density,.dim-grid,.pick-grid,.foot-grid{grid-template-columns:1fr}
  .score-box{text-align:left}
}
@media (max-width:768px){
  :root{--space:56px}
  .wrap{width:min(1120px,calc(100% - 28px))}
  h1{font-size:28px}
  h2{font-size:24px}
  .score-card{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .list-head{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .logo{font-size:14px}
  .nav-btn{padding:0 12px;min-height:38px}
  .header-inner{min-height:64px}
  .band-tight{padding:40px 0 12px}
  .filter-card,.panel,.num-block,.score-card{padding:18px}
}

/* roulang page: category2 */
:root{--brand:#2F6FAD;--brand-deep:#24598C;--ink:#1E3A5F;--text:#243140;--muted:#5C6B7A;--line:#E4EDF6;--paper:#F3F6FB;--card:#FFFFFF;--coral:#E36B5C;--coral-deep:#CF5648;--radius:16px;--shadow:0 10px 28px rgba(47,111,173,0.08);--shadow-hover:0 14px 32px rgba(47,111,173,0.14);--space:92px}
/* roulang page: category2 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;font-size:16.5px;line-height:1.75;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-deep)}
button,input,select{font-family:inherit;font-size:16px}
h1,h2,h3,p{margin:0}
h1{font-size:42px;line-height:1.22;color:var(--ink);font-weight:760;letter-spacing:-0.02em}
h2{font-size:28px;line-height:1.35;color:var(--ink);font-weight:740}
h3{font-size:18px;line-height:1.45;color:var(--ink);font-weight:720}
.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(30,58,95,0.03)}
.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{min-width:0;display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:760;font-size:16px;line-height:1.35}
.logo:hover{color:var(--brand)}
.logo-mark{width:12px;height:12px;border-radius:4px;background:var(--brand);flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,button:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 16px rgba(227,107,92,0.18)}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(227,107,92,0.28)}
.btn-primary:active{transform:translateY(0)}
.btn-line{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-line:hover{background:#E8F1FA;color:var(--brand-deep)}
.nav-btn{flex:0 0 auto;min-height:40px;padding:0 16px}
.lead{margin-top:14px;max-width:760px;color:var(--text);font-size:16.5px}
.section{padding:var(--space) 0}
.section-alt{background:#fff}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:26px}
.section-head p{max-width:520px;color:var(--muted);font-size:15px}
.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:13px;font-weight:700;margin-bottom:10px}
.kicker::before{content:"";width:18px;height:2px;background:var(--coral);border-radius:2px}
.page-head{padding:42px 0 36px}
.page-head h1{max-width:16ch}
.stat-strip{margin-top:26px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.stat-chip{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;min-height:108px}
.stat-chip b{display:block;color:var(--ink);font-size:32px;line-height:1.1;font-weight:760}
.stat-chip span{display:block;margin-top:6px;color:var(--muted);font-size:13px;font-weight:650}
.list-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.72fr);gap:22px;align-items:start}
.title-list{background:transparent;min-width:0}
.title-row{display:grid;grid-template-columns:78px minmax(0,1fr);gap:12px;align-items:center;padding:18px 4px;border-bottom:1px solid var(--line);color:inherit;transition:background .18s ease,border-color .18s ease}
.title-row:hover{color:inherit;background:#F7FAFD}
.title-row:hover h3{color:var(--brand)}
.title-row time{color:var(--brand);font-size:13px;font-weight:760}
.title-row p{margin-top:4px;color:var(--muted);font-size:14px}
.row-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;background:#E8F1FA;color:var(--brand);font-size:12px;font-weight:700}
.tag-hot{background:var(--coral);color:#fff}
.score-rail{position:sticky;top:88px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.rail-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:16px}
.rail-avg{color:var(--coral);font-size:36px;line-height:1;font-weight:760}
.rail-avg small{display:block;margin-top:4px;color:var(--muted);font-size:12px;font-weight:650}
.rail-item{padding:11px 0;border-top:1px solid var(--line)}
.rail-line{display:flex;justify-content:space-between;gap:10px;color:var(--ink);font-size:14px;font-weight:700}
.rail-line b{color:var(--coral);font-weight:760}
.bar{margin-top:8px;height:6px;border-radius:999px;background:#E7EEF6;overflow:hidden}
.bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#E36B5C,#2F6FAD)}
.more-row{display:flex;justify-content:flex-end;margin-top:16px}
.more-row a{font-weight:760}
.more-row a:hover{color:var(--coral)}
.rhythm{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:0;padding:0;list-style:none}
.rhythm li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 20px 20px;min-height:190px;border-top:4px solid var(--brand)}
.rhythm li:nth-child(2){border-top-color:#5B93C7}
.rhythm li:nth-child(3){border-top-color:var(--coral)}
.rhythm li:nth-child(4){border-top-color:#7AA6CC}
.rhythm time{color:var(--brand);font-size:13px;font-weight:760}
.rhythm h3{margin:8px 0 8px}
.rhythm p{color:var(--muted);font-size:14.5px}
.cmp{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.cmp-head,.cmp-row{display:grid;grid-template-columns:140px 1fr 1.15fr;gap:12px;align-items:center}
.cmp-head{padding:16px 22px;background:#EAF2FA;color:var(--ink);font-size:13px;font-weight:760}
.cmp-row{padding:18px 22px;border-top:1px solid var(--line)}
.cmp-row strong{color:var(--ink)}
.cmp-row span{color:var(--text)}
.cmp-row em{font-style:normal;color:var(--coral);font-weight:760}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.chip-btn{height:40px;padding:0 16px;border-radius:999px;border:1px solid #D5E2EF;background:#fff;color:var(--ink);font-weight:700;cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease}
.chip-btn:hover{border-color:var(--brand);color:var(--brand);background:#F4F8FC}
.chip-btn.is-on{background:var(--brand);border-color:var(--brand);color:#fff}
.chip-btn:active{transform:translateY(1px)}
.rel-grid{display:grid;grid-template-columns:1.35fr .85fr;grid-template-rows:auto auto;gap:16px}
.rel-card{display:flex;flex-direction:column;justify-content:space-between;min-height:168px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;color:inherit;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C5D9EE;color:inherit}
.rel-main{grid-row:span 2;min-height:360px;background:linear-gradient(180deg,#fff 0%,#F5F9FD 100%)}
.rel-card p{margin-top:10px;color:var(--text)}
.rel-meta{margin-top:18px;color:var(--brand);font-weight:760;font-size:14px}
.qa-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.qa-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;padding:22px 0;border-bottom:1px solid var(--line)}
.qa-item b{color:var(--coral);font-size:20px;font-weight:760}
.qa-item p{margin-top:6px;max-width:760px}
.cta-band{display:flex;justify-content:space-between;align-items:center;gap:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}
.cta-band p{margin-top:8px;color:var(--muted);max-width:640px}
.is-hide{display:none}
.site-footer{background:#fff;border-top:1px solid var(--line);padding:48px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}
.foot-brand{color:var(--ink);font-weight:760;font-size:18px}
.age{display:inline-flex;margin-top:10px;height:26px;padding:0 10px;border-radius:999px;background:#FDECEA;color:var(--coral);font-weight:800;font-size:12px;align-items:center}
.foot-links{display:flex;flex-wrap:wrap;gap:12px 16px}
.foot-links a{color:var(--muted);font-weight:650}
.foot-links a:hover{color:var(--brand)}
.copy{margin-top:14px;color:var(--muted);font-size:13px;line-height:1.7}
@media(max-width:1024px){
.list-layout,.rel-grid{grid-template-columns:1fr}
.rel-main{grid-row:auto;min-height:200px}
.score-rail{position:static}
.rhythm{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
:root{--space:56px}
h1{font-size:28px}
h2{font-size:24px}
.stat-strip,.foot-grid,.rhythm{grid-template-columns:1fr 1fr}
.section-head,.cta-band{flex-direction:column;align-items:flex-start}
.page-head{padding:32px 0 20px}
.cmp-head{display:none}
.cmp-row{grid-template-columns:1fr;gap:4px;padding:16px 18px}
}
@media(max-width:520px){
.wrap{width:min(1120px,calc(100% - 28px))}
.logo{font-size:13px;line-height:1.25}
.nav-btn{min-height:36px;padding:0 10px;font-size:13px}
.header-inner{min-height:64px}
.stat-strip,.rhythm,.foot-grid{grid-template-columns:1fr}
.title-row,.qa-item{grid-template-columns:1fr;gap:4px}
.stat-chip b{font-size:28px}
}