/* roulang page: index */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-accent:#0FB5A6;
--c-accent-deep:#0A7F75;
--c-accent-12:rgba(15,181,166,.12);
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--white:#FFFFFF;
--r-sm:10px;
--r-md:14px;
--r-lg:20px;
--r-xl:24px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04),0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
--ease:cubic-bezier(.2,.7,.3,1);
--sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
font-size:16px;
line-height:1.75;
color:var(--ink-700);
background:var(--bg);
letter-spacing:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:0;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
::selection{background:var(--c-primary-50);color:var(--c-primary-700);}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section--tight{padding:64px 0;}
.section--tint{background:var(--c-primary-50);}
.section__head{max-width:760px;margin-bottom:40px;}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center;}
.h2{font-size:clamp(22px,2.6vw,32px);line-height:1.35;}
.h3{font-size:clamp(18px,1.6vw,20px);line-height:1.5;}
.lead{font-size:16px;color:var(--ink-600);margin-top:14px;}
.eyebrow{
display:inline-flex;align-items:center;gap:8px;
font-size:12.5px;font-weight:600;color:var(--c-primary);
background:var(--c-primary-50);border-radius:var(--r-pill);
padding:6px 14px;margin-bottom:18px;line-height:1.4;
}
.eyebrow--accent{color:var(--c-accent-deep);background:var(--c-accent-12);}
/* ============ Dock 导航 ============ */
.dock-wrap{
position:fixed;top:16px;left:0;right:0;z-index:120;
display:flex;justify-content:center;padding:0 16px;pointer-events:none;
}
.dock{
pointer-events:auto;
width:100%;max-width:1080px;
display:flex;align-items:center;gap:18px;
background:var(--white);
border:1px solid transparent;
border-radius:var(--r-pill);
box-shadow:var(--sh-1);
padding:10px 20px;
transition:padding 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.dock.is-scrolled{padding:7px 20px;border-color:var(--line);box-shadow:0 1px 2px rgba(16,36,74,.05),0 14px 30px -18px rgba(16,36,74,.24);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{
width:30px;height:30px;border-radius:9px;flex:0 0 auto;
background:linear-gradient(150deg,var(--c-primary) 0%,#2E7BF0 55%,var(--c-accent) 100%);
display:flex;align-items:center;justify-content:center;
box-shadow:0 6px 14px -8px rgba(27,95,217,.7);
}
.brand__mark svg{width:16px;height:16px;display:block;}
.brand__name{font-size:16px;font-weight:700;color:var(--ink-900);white-space:nowrap;}
.brand__name em{font-style:normal;color:var(--c-primary);}
.nav{display:flex;align-items:center;gap:2px;margin-left:6px;flex:1 1 auto;min-width:0;}
.nav__link{
position:relative;display:inline-flex;align-items:center;
padding:9px 13px;border-radius:var(--r-sm);
font-size:14.5px;font-weight:500;color:var(--ink-600);white-space:nowrap;
transition:color 200ms var(--ease),background-color 200ms var(--ease);
}
.nav__link:hover{color:var(--c-primary);background:var(--c-primary-50);}
.nav__link.is-active{color:var(--c-primary);font-weight:600;}
.nav__link.is-active::after{
content:"";position:absolute;left:13px;right:13px;bottom:2px;height:3px;
background:var(--c-primary);border-radius:var(--r-pill);
}
.dock__tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto;}
.icon-btn{
width:42px;height:42px;border-radius:var(--r-pill);
border:1px solid var(--line);background:var(--white);
display:inline-flex;align-items:center;justify-content:center;
cursor:pointer;transition:border-color 200ms var(--ease),background-color 200ms var(--ease),transform 200ms var(--ease);
}
.icon-btn:hover{border-color:rgba(27,95,217,.45);background:var(--c-primary-50);transform:translateY(-1px);}
.icon-btn svg{width:18px;height:18px;stroke:var(--ink-700);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.burger{display:none;}
/* ============ 按钮 ============ */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:48px;padding:0 24px;border-radius:var(--r-pill);
font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
transition:background-color 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease),box-shadow 240ms var(--ease);
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px -12px rgba(27,95,217,.8);}
.btn--primary:hover{background:var(--c-primary-700);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-50);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0);}
.btn--quiet{background:var(--white);color:var(--ink-900);border-color:var(--line);}
.btn--quiet:hover{border-color:rgba(27,95,217,.45);background:var(--c-primary-50);color:var(--c-primary-700);transform:translateY(-1px);}
.btn--spark{background:var(--c-spark);color:#fff;box-shadow:0 10px 22px -12px rgba(255,122,69,.85);}
.btn--spark:hover{background:#F2652C;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--spark:active{transform:translateY(0);}
.btn--sm{min-height:42px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.6;pointer-events:none;}
.link-arrow{
display:inline-flex;align-items:center;gap:6px;
color:var(--c-primary);font-size:14.5px;font-weight:600;
transition:transform 200ms var(--ease);
}
.link-arrow::after{content:"→";font-size:15px;line-height:1;transition:transform 200ms var(--ease);}
.link-arrow:hover{transform:translateX(3px);}
/* ============ 徽章 / 标签 ============ */
.badge{
display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 11px;
border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1;
background:var(--c-primary-50);color:var(--c-primary-700);
}
.badge--accent{background:var(--c-accent-12);color:var(--c-accent-deep);}
.badge--spark{background:rgba(255,122,69,.14);color:#C2431A;}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
display:inline-flex;align-items:center;height:32px;padding:0 14px;
border-radius:var(--r-pill);border:1px solid var(--line);background:var(--white);
font-size:13.5px;color:var(--ink-600);
}
.chip--on{background:var(--c-primary-50);border-color:rgba(27,95,217,.3);color:var(--c-primary-700);font-weight:600;}
/* ============ Hero ============ */
.hero{
position:relative;padding:150px 0 84px;
background:
radial-gradient(rgba(27,95,217,.05) 1px,transparent 1.2px) 0 0/14px 14px,
linear-gradient(180deg,#FFFFFF 0%,var(--bg) 72%);
overflow:hidden;
}
.hero::after{
content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
border-radius:50%;background:radial-gradient(circle,rgba(27,95,217,.10) 0%,rgba(27,95,217,0) 68%);
pointer-events:none;
}
.hero__grid{position:relative;display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;}
.hero__copy{grid-column:span 6;}
.hero__visual{grid-column:span 6;position:relative;}
.hero h1{
font-size:clamp(28px,4vw,44px);line-height:1.25;margin-bottom:18px;
}
.hero h1 span{color:var(--c-primary);}
.hero__sub{font-size:17px;color:var(--ink-600);max-width:34em;margin-bottom:26px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero__metrics{display:flex;flex-wrap:wrap;gap:26px;}
.metric__num{font-size:22px;font-weight:700;color:var(--c-primary);line-height:1.3;}
.metric__label{font-size:13px;color:var(--ink-400);}
.hero__frame{
position:relative;border-radius:var(--r-xl);overflow:hidden;
box-shadow:var(--sh-1);background:var(--c-primary-50);aspect-ratio:16/12;
}
.hero__frame img{width:100%;height:100%;object-fit:cover;}
.hero__frame::after{
content:"";position:absolute;inset:0;
background:linear-gradient(180deg,rgba(14,23,38,0) 45%,rgba(14,23,38,.35) 100%);
}
.float-card{
position:absolute;left:-26px;bottom:28px;width:230px;
background:var(--white);border-radius:var(--r-lg);border:1px solid var(--line);
box-shadow:var(--sh-2);padding:16px 18px;
}
.float-card__label{font-size:12.5px;color:var(--ink-400);margin-bottom:4px;}
.float-card__num{font-size:26px;font-weight:700;color:var(--c-primary);line-height:1.2;}
.float-card__meta{display:flex;gap:8px;align-items:center;margin-top:8px;font-size:12.5px;color:var(--c-accent-deep);}
/* 倒计时条 */
.countdown{
margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
padding:14px 18px;box-shadow:var(--sh-1);max-width:520px;
}
.countdown__title{font-size:13px;color:var(--ink-400);flex:1 1 130px;}
.countdown__title strong{display:block;font-size:14.5px;color:var(--ink-900);font-weight:600;}
.countdown__clock{display:flex;gap:8px;}
.countdown__unit{
min-width:52px;text-align:center;background:var(--ink-900);border-radius:var(--r-sm);
padding:6px 8px;color:#fff;
}
.countdown__unit b{display:block;font-size:18px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;}
.countdown__unit span{font-size:11px;color:rgba(255,255,255,.6);}
/* ============ 价值主张带 ============ */
.value-band{
display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
padding:34px 0;
}
.value-item{display:flex;gap:14px;align-items:flex-start;}
.value-item__icon{
width:44px;height:44px;flex:0 0 auto;border-radius:var(--r-pill);
background:var(--c-primary-50);display:flex;align-items:center;justify-content:center;
}
.value-item__icon svg{width:20px;height:20px;stroke:var(--c-primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.value-item__icon--accent{background:var(--c-accent-12);}
.value-item__icon--accent svg{stroke:var(--c-accent-deep);}
.value-item h3{font-size:16px;margin-bottom:4px;}
.value-item p{font-size:14px;color:var(--ink-600);margin:0;line-height:1.65;}
/* ============ 功能分组 ============ */
.fgroup{margin-bottom:56px;}
.fgroup:last-child{margin-bottom:0;}
.fgroup__head{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:flex-end;margin-bottom:28px;}
.fgroup__head h3{font-size:20px;}
.fgroup__head p{margin:0;font-size:14.5px;color:var(--ink-600);max-width:44em;}
.fgrid{display:grid;grid-template-columns:2fr 3fr;gap:24px;align-items:stretch;}
.fcol{display:grid;gap:24px;}
.fcard{
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);padding:26px;
transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
display:flex;flex-direction:column;
}
.fcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2);}
.fcard__icon{
width:44px;height:44px;border-radius:var(--r-md);background:var(--c-primary-50);
display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.fcard__icon svg{width:20px;height:20px;stroke:var(--c-primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.fcard h4{font-size:18px;margin-bottom:10px;}
.fcard p{font-size:14.5px;color:var(--ink-600);line-height:1.7;margin-bottom:16px;}
.fcard .link-arrow{margin-top:auto;}
.fcard--wide{padding:30px;}
.fcard--wide h4{font-size:20px;}
/* ============ 使用场景 ============ */
.scene{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;margin-bottom:72px;}
.scene:last-child{margin-bottom:0;}
.scene__text{grid-column:span 6;}
.scene__media{grid-column:span 6;position:relative;}
.scene:nth-child(even) .scene__text{order:2;}
.scene:nth-child(even) .scene__media{order:1;}
.scene__frame{
position:relative;border-radius:var(--r-xl);overflow:hidden;background:var(--c-primary-50);
box-shadow:var(--sh-1);aspect-ratio:16/10;
}
.scene__frame img{width:100%;height:100%;object-fit:cover;}
.scene__frame::before{
content:"";position:absolute;left:-8px;top:24px;bottom:24px;width:8px;
background:var(--c-primary);border-radius:var(--r-pill);z-index:2;
}
.scene h3{margin-bottom:12px;}
.scene .chips{margin-top:18px;}
.scene__num{
font-size:12.5px;font-weight:700;color:var(--c-primary);letter-spacing:0;
display:inline-block;margin-bottom:10px;
}
/* ============ 数据指标 + 案例 ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:48px;}
.stat{
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);padding:22px;
}
.stat__num{font-size:30px;font-weight:700;color:var(--c-accent);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat__label{font-size:13.5px;color:var(--ink-400);margin-top:6px;}
.case-scroll{position:relative;}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);overflow:hidden;
transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2);}
.case-card__media{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-50);}
.case-card__media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease);}
.case-card:hover .case-card__media img{transform:scale(1.03);}
.case-card__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.case-card h3{font-size:17px;}
.case-card p{font-size:14.5px;color:var(--ink-600);margin:0;}
.case-card .badge{align-self:flex-start;}
/* ============ 价格 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.price-card{
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);padding:28px;display:flex;flex-direction:column;
transition:transform 240ms var(--ease),box-shadow 240ms var(--ease);
}
.price-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.price-card--featured{
border:2px solid var(--c-primary);box-shadow:var(--sh-2);transform:translateY(-8px);position:relative;
}
.price-card--featured:hover{transform:translateY(-11px);}
.price-card__tag{position:absolute;top:-13px;right:22px;}
.price-card h3{font-size:18px;margin-bottom:6px;}
.price-card__desc{font-size:14px;color:var(--ink-400);margin-bottom:20px;}
.price-card__amount{font-size:34px;font-weight:700;color:var(--ink-900);line-height:1.1;}
.price-card__amount small{font-size:15px;font-weight:500;color:var(--ink-400);margin-left:6px;}
.price-card__cycle{font-size:13.5px;color:var(--ink-400);margin:6px 0 22px;}
.price-list{margin:0 0 26px;display:grid;gap:12px;}
.price-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-600);align-items:flex-start;line-height:1.6;}
.price-list li::before{
content:"";width:18px;height:18px;flex:0 0 auto;margin-top:3px;border-radius:var(--r-pill);
background:var(--c-accent-12) url("data:image/svg+xml;utf8,") center/12px 12px no-repeat;
}
.price-list li.is-off{color:var(--ink-400);text-decoration:line-through;}
.price-list li.is-off::before{
background:var(--line) url("data:image/svg+xml;utf8,") center/10px 10px no-repeat;
}
.price-note{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;justify-content:space-between;font-size:14px;color:var(--ink-600);}
/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
.news-side{display:grid;gap:24px;}
.card-news{
display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;
transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.card-news:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2);}
.card-news--feature{flex-direction:row;}
.card-news--feature .card-news__media{flex:0 0 46%;aspect-ratio:auto;min-height:280px;}
.card-news__media{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-50);}
.card-news__media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease);}
.card-news:hover .card-news__media img{transform:scale(1.03);}
.card-news__body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-news__title{
font-size:17px;line-height:1.5;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-news--feature .card-news__title{font-size:21px;}
.card-news__summary{
font-size:14.5px;color:var(--ink-600);margin:0;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-news__foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px;font-size:13px;color:var(--ink-400);}
.card-news__foot span:last-child{color:var(--c-primary);font-weight:600;}
.empty{
border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--white);
padding:56px 24px;text-align:center;display:grid;gap:12px;justify-items:center;
}
.empty svg{width:40px;height:40px;stroke:var(--ink-400);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.empty p{font-size:14px;color:var(--ink-400);margin:0;}
/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px;align-items:start;}
.faq-item{
background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);padding:0 22px;overflow:hidden;
}
.faq-item summary{
list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:20px 0;font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
content:"+";font-size:20px;font-weight:600;color:var(--c-primary);line-height:1;
transition:transform 220ms var(--ease);flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(180deg);content:"–";}
.faq-item__body{padding:0 0 20px;font-size:15.5px;line-height:1.8;color:var(--ink-600);}
.faq-item:hover{border-color:rgba(27,95,217,.2);}
/* ============ 底部 CTA ============ */
.cta-band{
position:relative;border-radius:var(--r-xl);overflow:hidden;
background:var(--ink-900);
background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1.2px);
background-size:14px 14px;
padding:48px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,28px);}
.cta-band p{color:rgba(255,255,255,.68);margin:10px 0 0;font-size:15px;max-width:40em;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}
/* ============ 页脚 ============ */
.footer{
margin-top:var(--sec);
background:var(--ink-900);
background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1.2px);
background-size:14px 14px;
color:rgba(255,255,255,.7);
padding:64px 0 28px;
}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px 24px;}
.footer .brand__name{color:#fff;}
.footer__desc{font-size:14px;color:var(--ink-400);margin:16px 0 0;line-height:1.75;max-width:30em;}
.footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600;}
.footer__links{display:grid;gap:11px;}
.footer__links a{font-size:14px;color:var(--ink-400);transition:color 200ms var(--ease);}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer__contact{display:grid;gap:11px;font-size:14px;color:var(--ink-400);}
.footer__bottom{
margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
font-size:13px;color:var(--ink-400);
}
.footer__bottom a{color:var(--ink-400);}
.footer__bottom a:hover{color:#fff;}
/* ============ 移动端抽屉 ============ */
.drawer-mask{
position:fixed;inset:0;background:rgba(14,23,38,.45);z-index:130;
opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
position:fixed;left:0;right:0;bottom:0;z-index:140;
background:var(--white);border-radius:var(--r-xl) var(--r-xl) 0 0;
padding:22px 22px 30px;transform:translateY(102%);
transition:transform 260ms var(--ease);box-shadow:0 -18px 40px -20px rgba(16,36,74,.3);
}
.drawer.is-open{transform:translateY(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer__title{font-size:15px;font-weight:600;color:var(--ink-900);}
.drawer__close{
width:36px;height:36px;border-radius:var(--r-pill);border:1px solid var(--line);
background:var(--white);cursor:pointer;font-size:18px;line-height:1;color:var(--ink-600);
}
.drawer__nav{display:grid;gap:6px;}
.drawer__nav a{
min-height:44px;display:flex;align-items:center;padding:0 14px;border-radius:var(--r-sm);
font-size:15px;color:var(--ink-700);
}
.drawer__nav a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-50);box-shadow:inset 3px 0 0 var(--c-primary);}
.drawer__nav a:hover{background:var(--c-primary-50);color:var(--c-primary);}
.drawer__cta{margin-top:16px;}
/* ============ 响应式 ============ */
@media (max-width:1279px){
:root{--sec:80px;}
.hero__copy{grid-column:span 7;}
.hero__visual{grid-column:span 5;}
}
@media (max-width:1023px){
:root{--sec:64px;}
.nav,.dock__tools .btn{display:none;}
.burger{display:inline-flex;}
.dock{border-radius:var(--r-lg);padding:9px 16px;}
.hero{padding:130px 0 66px;}
.hero__copy,.hero__visual{grid-column:span 12;}
.hero__visual{margin-top:32px;}
.float-card{left:16px;bottom:16px;width:206px;}
.value-band{grid-template-columns:repeat(2,1fr);}
.fgrid{grid-template-columns:1fr;}
.scene__text,.scene__media{grid-column:span 12;}
.scene:nth-child(even) .scene__text{order:0;}
.scene:nth-child(even) .scene__media{order:0;}
.stats{grid-template-columns:repeat(2,1fr);}
.case-grid{grid-template-columns:repeat(2,1fr);}
.price-grid{grid-template-columns:1fr;gap:32px;}
.price-card--featured{transform:none;}
.price-card--featured:hover{transform:translateY(-3px);}
.news-grid{grid-template-columns:1fr;}
.card-news--feature{flex-direction:column;}
.card-news--feature .card-news__media{flex:none;aspect-ratio:16/10;min-height:0;}
.footer__grid{grid-template-columns:repeat(2,1fr);}
.cta-band{padding:36px;}
}
@media (max-width:767px){
:root{--sec:48px;}
.container{padding:0 18px;}
.brand__name{font-size:15px;}
.hero{padding:118px 0 52px;}
.hero__actions .btn{width:100%;}
.hero__metrics{gap:18px;}
.countdown{max-width:100%;}
.faq-grid{grid-template-columns:1fr;}
.news-side{grid-template-columns:1fr;}
.case-grid{
display:flex;overflow-x:auto;gap:16px;padding-bottom:10px;
scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.case-grid > *{flex:0 0 82%;scroll-snap-align:start;}
.case-scroll::after{
content:"";position:absolute;right:0;top:0;bottom:10px;width:44px;pointer-events:none;
background:linear-gradient(90deg,rgba(245,248,253,0),rgba(245,248,253,.95));
}
.stats{grid-template-columns:repeat(2,1fr);gap:16px;}
.cta-band{padding:28px;flex-direction:column;align-items:flex-start;}
.cta-band__actions{width:100%;}
.cta-band__actions .btn{width:100%;}
.footer__grid{grid-template-columns:1fr;}
.stat__num{font-size:26px;}
}
@media (max-width:480px){
.hero h1{font-size:26px;}
.value-band{grid-template-columns:1fr;}
.stats{grid-template-columns:1fr;}
.price-card{padding:22px;}
}
@media (prefers-reduced-motion:reduce){
*{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}
/* roulang page: category1 */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-accent:#0FB5A6;
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--card:#FFFFFF;
--r-sm:10px;
--r-md:14px;
--r-lg:20px;
--r-xl:24px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04), 0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
margin:0;
background:var(--bg);
color:var(--ink-700);
font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
font-size:16px;
line-height:1.75;
-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.35;}
h1{font-size:clamp(28px,4vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,2.6vw,32px);}
h3{font-size:19px;font-weight:600;}
p{margin:0 0 1.2em;color:var(--ink-600);}
p:last-child{margin-bottom:0;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-700);}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
/* ---------- Dock 导航 ---------- */
.dock{
position:fixed;
top:16px;
left:50%;
transform:translateX(-50%);
width:min(1080px,calc(100% - 32px));
display:flex;
align-items:center;
gap:18px;
background:#fff;
border:1px solid transparent;
border-radius:var(--r-pill);
padding:10px 20px;
box-shadow:var(--sh-1);
z-index:90;
transition:padding .24s ease,top .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.dock.is-scrolled{top:10px;padding:7px 20px;border-color:var(--line);box-shadow:var(--sh-1);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{
width:32px;height:32px;border-radius:11px;flex:0 0 auto;
display:grid;place-items:center;
background:linear-gradient(140deg,var(--c-primary) 0%,#2E7BEE 55%,var(--c-accent) 100%);
}
.brand__mark svg{width:17px;height:17px;fill:#fff;}
.brand__name{font-size:16px;font-weight:700;color:var(--ink-900);white-space:nowrap;}
.brand__name em{font-style:normal;color:var(--c-primary);font-weight:600;font-size:13px;margin-left:2px;}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav__link{
position:relative;
display:inline-flex;align-items:center;
height:38px;padding:0 12px;border-radius:10px;
font-size:14.5px;color:var(--ink-600);white-space:nowrap;
transition:color .2s ease,background .2s ease;
}
.nav__link:hover{color:var(--c-primary);background:var(--c-primary-50);}
.nav__link.is-active{color:var(--c-primary);font-weight:600;}
.nav__link.is-active::after{
content:"";position:absolute;left:12px;right:12px;bottom:3px;height:3px;
border-radius:var(--r-pill);background:var(--c-primary);
}
.dock__tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
width:40px;height:40px;border-radius:50%;
display:grid;place-items:center;
border:1px solid var(--line);background:#fff;color:var(--ink-600);
transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:rgba(27,95,217,.4);background:var(--c-primary-50);}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}
.burger{display:none;}
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
height:46px;padding:0 24px;border-radius:var(--r-pill);
font-size:15px;font-weight:600;white-space:nowrap;
border:1px solid transparent;
transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(0);}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:rgba(27,95,217,.5);}
.btn--ghost:hover{background:var(--c-primary-50);color:var(--c-primary-700);}
.btn--sm{height:38px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
/* ---------- Hero ---------- */
.hero{
position:relative;
margin-top:96px;
padding:clamp(36px,5vw,56px) 0 clamp(40px,5vw,60px);
min-height:300px;
background-image:
linear-gradient(100deg,#EAF1FE 0%,#EAF1FE 40%,rgba(234,241,254,.62) 64%,rgba(234,241,254,.2) 100%),
url('/assets/images/backpic/back-1.png');
background-position:left center, right center;
background-size:100% 100%, 56% auto;
background-repeat:no-repeat,no-repeat;
background-color:#EAF1FE;
overflow:hidden;
}
.hero::before{
content:"";position:absolute;inset:0;pointer-events:none;
background-image:radial-gradient(rgba(14,23,38,.04) 1.2px, transparent 1.3px);
background-size:14px 14px;
opacity:.9;
}
.hero__inner{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-400);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:var(--ink-400);}
.crumb a:hover{color:var(--c-primary);}
.crumb span{color:var(--ink-400);}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:32px;align-items:end;}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 12px;
border-radius:var(--r-pill);background:rgba(27,95,217,.12);color:var(--c-primary);
font-size:12.5px;font-weight:600;margin-bottom:14px;
}
.hero h1{margin-bottom:14px;}
.hero__lead{font-size:17px;color:var(--ink-600);max-width:620px;margin-bottom:20px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
display:inline-flex;align-items:center;height:29px;padding:0 14px;
border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
color:var(--ink-600);font-size:13px;
}
.hero__panel{
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:22px;box-shadow:var(--sh-1);
}
.hero__panel-label{
display:inline-flex;align-items:center;height:24px;padding:0 12px;margin-bottom:14px;
border-radius:var(--r-pill);background:rgba(15,181,166,.12);color:#0A7E74;font-size:12.5px;font-weight:600;
}
.mini-list li{
display:flex;gap:10px;padding:11px 0;border-bottom:1px solid var(--line);
font-size:14.5px;color:var(--ink-600);
}
.mini-list li:last-child{border-bottom:0;padding-bottom:0;}
.mini-list b{color:var(--ink-900);font-weight:600;flex:0 0 auto;}
/* ---------- 通用板块 ---------- */
.section{padding:clamp(48px,7vw,88px) 0;}
.section--tight{padding-top:clamp(36px,5vw,56px);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{margin-bottom:12px;}
.section-head p{font-size:16px;}
/* ---------- 布局：锚点 + 内容 ---------- */
.layout{display:grid;grid-template-columns:236px minmax(0,1fr);gap:48px;align-items:start;}
.toc{
position:sticky;top:104px;
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:18px 16px;box-shadow:var(--sh-1);
}
.toc__title{font-size:13px;color:var(--ink-400);font-weight:600;margin-bottom:10px;}
.toc__link{
display:flex;align-items:center;gap:8px;
min-height:44px;padding:6px 10px;border-radius:var(--r-sm);
font-size:14.5px;color:var(--ink-600);
transition:background .2s ease,color .2s ease;
}
.toc__link::before{
content:"";width:8px;height:8px;border-radius:50%;
background:var(--line);flex:0 0 auto;transition:background .2s ease;
}
.toc__link:hover{background:var(--c-primary-50);color:var(--c-primary);}
.toc__link:hover::before{background:var(--c-primary);}
.toc__link.is-current{color:var(--c-primary);font-weight:600;}
.toc__link.is-current::before{background:var(--c-primary);}
.block{
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:clamp(22px,3vw,32px);box-shadow:var(--sh-1);
margin-bottom:24px;
transition:transform .24s cubic-bezier(.2,.7,.3,1),box-shadow .24s ease,border-color .24s ease;
}
.block:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2);}
.block h2{
font-size:clamp(19px,2vw,24px);margin-bottom:14px;
padding-left:14px;position:relative;
}
.block h2::before{
content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
border-radius:var(--r-pill);background:var(--c-primary);
}
.block__num{
display:inline-flex;align-items:center;height:24px;padding:0 10px;margin-bottom:12px;
border-radius:var(--r-pill);background:var(--c-primary-50);color:var(--c-primary);
font-size:12.5px;font-weight:600;
}
.points{margin-top:16px;display:grid;gap:10px;}
.points li{
display:flex;gap:12px;font-size:15px;color:var(--ink-600);
background:#FBFCFE;border:1px solid var(--line);border-radius:var(--r-md);
padding:12px 14px;
}
.points li strong{color:var(--ink-900);font-weight:600;}
.points li::before{
content:"";width:8px;height:8px;border-radius:50%;background:var(--c-accent);
flex:0 0 auto;margin-top:.55em;
}
.block__figure{margin-top:20px;border-radius:var(--r-md);overflow:hidden;background:var(--c-primary-50);}
.block__figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.block__caption{margin-top:10px;font-size:13px;color:var(--ink-400);}
/* ---------- FAQ ---------- */
.faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
.faq__item{
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);overflow:hidden;
transition:border-color .2s ease,box-shadow .2s ease;
}
.faq__item:hover{border-color:rgba(27,95,217,.2);box-shadow:var(--sh-2);}
.faq__q{
width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
text-align:left;padding:18px 20px;font-size:17px;font-weight:600;color:var(--ink-900);
min-height:44px;
}
.faq__q span:last-child{
flex:0 0 auto;width:24px;height:24px;border-radius:50%;
display:grid;place-items:center;background:var(--c-primary-50);color:var(--c-primary);
font-size:15px;font-weight:600;line-height:1;
transition:transform .22s ease;
}
.faq__item.is-open .faq__q span:last-child{transform:rotate(180deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .26s ease;}
.faq__a p{padding:0 20px 20px;font-size:15.5px;line-height:1.8;color:var(--ink-600);}
/* ---------- 底部 CTA ---------- */
.cta-band{
background:var(--c-primary-50);
border:1px solid rgba(27,95,217,.16);
border-radius:var(--r-xl);
padding:clamp(24px,4vw,36px);
display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band h3{font-size:clamp(19px,2.2vw,24px);margin-bottom:6px;}
.cta-band p{font-size:15px;margin:0;}
/* ---------- 页脚 ---------- */
.footer{
margin-top:clamp(48px,7vw,88px);
background:var(--ink-900);
color:var(--ink-400);
padding:clamp(48px,6vw,72px) 0 28px;
position:relative;
overflow:hidden;
}
.footer::before{
content:"";position:absolute;inset:0;pointer-events:none;
background-image:radial-gradient(rgba(255,255,255,.04) 1.2px, transparent 1.3px);
background-size:16px 16px;
}
.footer .container{position:relative;z-index:1;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.footer .brand__name{color:#fff;}
.footer .brand__name em{color:#7FB0FF;}
.footer__desc{font-size:14px;line-height:1.8;color:var(--ink-400);margin-top:16px;max-width:340px;}
.footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer__links{display:grid;gap:11px;}
.footer__links a{font-size:14px;color:var(--ink-400);}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer__contact{display:grid;gap:11px;font-size:14px;color:var(--ink-400);}
.footer__bottom{
margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
font-size:13px;color:var(--ink-400);
}
/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
position:fixed;inset:0;background:rgba(14,23,38,.45);
opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:95;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
position:fixed;left:0;right:0;bottom:0;z-index:96;
background:#fff;border-radius:var(--r-xl) var(--r-xl) 0 0;
padding:20px 18px 30px;
transform:translateY(102%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
max-height:82vh;overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);}
.drawer__title{font-size:13px;color:var(--ink-400);margin-bottom:10px;}
.drawer__link{
display:flex;align-items:center;min-height:44px;padding:8px 12px;
border-radius:var(--r-sm);font-size:16px;color:var(--ink-700);font-weight:500;
}
.drawer__link.is-active{color:var(--c-primary);border-left:3px solid var(--c-primary);padding-left:9px;}
.drawer .btn{margin-top:14px;}
/* ---------- 响应式 ---------- */
@media (max-width:1023px){
.nav{display:none;}
.burger{display:grid;}
.dock{gap:12px;justify-content:space-between;}
.dock__tools{margin-left:auto;}
.layout{grid-template-columns:minmax(0,1fr);gap:28px;}
.toc{position:static;display:flex;gap:8px;overflow-x:auto;padding:10px;-webkit-overflow-scrolling:touch;}
.toc__title{display:none;}
.toc__link{white-space:nowrap;flex:0 0 auto;min-height:40px;}
.toc__link::before{display:none;}
.hero__grid{grid-template-columns:minmax(0,1fr);gap:24px;align-items:start;}
.footer__grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
.container{padding:0 18px;}
.hero{margin-top:88px;background-image:
linear-gradient(180deg,#EAF1FE 0%,#EAF1FE 46%,rgba(234,241,254,.72) 72%,rgba(234,241,254,.35) 100%),
url('/assets/images/backpic/back-1.png');
background-position:left top, right bottom;
background-size:100% 100%, 100% auto;
}
.hero h1{font-size:clamp(26px,7vw,32px);}
.hero__lead{font-size:15.5px;}
.faq{grid-template-columns:minmax(0,1fr);}
.footer__grid{grid-template-columns:1fr;}
.btn{width:100%;}
.dock .btn--sm{width:auto;}
.cta-band{align-items:flex-start;}
.cta-band .btn{width:auto;min-width:150px;}
.block{padding:20px 16px;}
}
@media (max-width:480px){
.brand__name{font-size:15px;}
.dock__tools .btn--sm{display:none;}
.chip{font-size:12.5px;padding:0 12px;}
.points li{font-size:14.5px;padding:11px 12px;}
}
/* roulang page: category2 */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-primary-a20:rgba(27,95,217,.20);
--c-primary-a40:rgba(27,95,217,.40);
--c-accent:#0FB5A6;
--c-accent-deep:#0A8377;
--c-accent-50:rgba(15,181,166,.12);
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--card:#FFFFFF;
--r-sm:10px;
--r-md:14px;
--r-lg:20px;
--r-xl:24px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04), 0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
--ease:cubic-bezier(.2,.7,.3,1);
--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
margin:0;
font-family:var(--font);
font-size:16px;
line-height:1.75;
color:var(--ink-700);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color 200ms var(--ease)}
a:hover{color:var(--c-primary-700)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:0;line-height:1.35}
h1{font-size:clamp(28px,4vw,44px);line-height:1.25}
h2{font-size:clamp(22px,2.6vw,32px)}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:28px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head__eyebrow{
display:inline-flex;align-items:center;gap:8px;
font-size:12.5px;font-weight:600;color:var(--c-primary);
background:var(--c-primary-50);border-radius:var(--r-pill);
padding:5px 12px;margin-bottom:14px;
}
.section-head__desc{margin-top:14px;color:var(--ink-600);font-size:16px;max-width:680px}
.section-head--center .section-head__desc{margin-left:auto;margin-right:auto}
/* ---------- Dock 导航 ---------- */
.dock{
position:fixed;top:16px;left:50%;transform:translateX(-50%);
width:min(1080px,calc(100% - 32px));
z-index:90;
display:flex;align-items:center;gap:18px;
background:#fff;
border-radius:var(--r-pill);
padding:10px 20px;
box-shadow:var(--sh-1);
border:1px solid transparent;
transition:padding 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.dock.is-scrolled{padding:7px 20px;border-color:var(--line);box-shadow:0 1px 2px rgba(16,36,74,.06),0 12px 28px -16px rgba(16,36,74,.20)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{
width:34px;height:34px;border-radius:11px;flex-shrink:0;
background:linear-gradient(145deg,var(--c-primary),var(--c-primary-700));
display:flex;align-items:center;justify-content:center;
box-shadow:0 6px 14px -8px rgba(18,67,158,.7);
}
.brand__mark svg{width:18px;height:18px}
.brand__name{font-size:17px;font-weight:700;color:var(--ink-900);white-space:nowrap}
.brand__name em{font-style:normal;color:var(--c-primary);font-weight:600;margin-left:2px}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav__link{
position:relative;display:inline-block;
padding:8px 12px;border-radius:var(--r-sm);
font-size:14.5px;font-weight:500;color:var(--ink-600);
white-space:nowrap;transition:color 200ms var(--ease),background 200ms var(--ease);
}
.nav__link:hover{color:var(--c-primary);background:var(--c-primary-50)}
.nav__link.is-active{color:var(--c-primary);font-weight:600}
.nav__link.is-active::after{
content:"";position:absolute;left:12px;right:12px;bottom:2px;
height:3px;border-radius:3px;background:var(--c-primary);
}
.dock__tools{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:6px}
.icon-btn{
width:40px;height:40px;border-radius:50%;
border:1px solid var(--line);background:#fff;color:var(--ink-600);
display:flex;align-items:center;justify-content:center;cursor:pointer;
transition:border-color 200ms var(--ease),color 200ms var(--ease),background 200ms var(--ease);
}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.icon-btn:hover{border-color:var(--c-primary-a40);color:var(--c-primary);background:var(--c-primary-50)}
.burger{display:none}
/* 按钮 */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:46px;padding:0 24px;border-radius:var(--r-pill);
font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease);
}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px -14px rgba(27,95,217,.9)}
.btn--primary:hover{background:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--primary:active{transform:translateY(0)}
.btn--spark{background:var(--c-spark);color:#fff}
.btn--spark:hover{background:#f0672f;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary-a40)}
.btn--ghost:hover{background:var(--c-primary-50);color:var(--c-primary-700)}
.btn--soft{background:#fff;color:var(--ink-900);border-color:var(--line)}
.btn--soft:hover{border-color:var(--c-primary-a40);background:var(--c-primary-50);color:var(--c-primary-700)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.6;pointer-events:none}
.link-arrow{
display:inline-flex;align-items:center;gap:6px;
font-size:14.5px;font-weight:600;color:var(--c-primary);
}
.link-arrow::after{content:"→";transition:transform 200ms var(--ease)}
.link-arrow:hover::after{transform:translateX(3px)}
/* 抽屉 */
.drawer-mask{
position:fixed;inset:0;background:rgba(14,23,38,.45);
opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);z-index:95;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
position:fixed;left:0;right:0;bottom:0;z-index:96;
background:#fff;border-radius:var(--r-xl) var(--r-xl) 0 0;
padding:22px 20px 28px;
transform:translateY(102%);transition:transform 280ms var(--ease);
max-height:82vh;overflow-y:auto;
}
.drawer.is-open{transform:translateY(0)}
.drawer__title{font-size:12.5px;color:var(--ink-400);font-weight:600;margin-bottom:10px}
.drawer__link{
display:flex;align-items:center;min-height:44px;padding:0 12px;
border-radius:var(--r-sm);color:var(--ink-700);font-size:16px;font-weight:500;
}
.drawer__link.is-active{color:var(--c-primary);background:var(--c-primary-50);box-shadow:inset 3px 0 0 var(--c-primary)}
.drawer__cta{margin-top:16px;display:grid;gap:10px}
/* ---------- 面包屑 ---------- */
.crumb{
display:flex;flex-wrap:wrap;align-items:center;gap:8px;
font-size:13.5px;color:var(--ink-400);
}
.crumb a{color:var(--ink-600);font-weight:500}
.crumb a:hover{color:var(--c-primary)}
.crumb__sep{color:var(--ink-400);opacity:.7}
.crumb__now{color:var(--c-primary);font-weight:600}
/* ---------- 分类 Hero ---------- */
.cat-hero{
position:relative;
padding:132px 0 56px;
background:
radial-gradient(rgba(14,23,38,.035) 1px,transparent 1px) 0 0/14px 14px,
linear-gradient(180deg,var(--c-primary-50) 0%,rgba(234,241,254,.35) 68%,var(--bg) 100%);
overflow:hidden;
}
.cat-hero__grid{
display:grid;grid-template-columns:1.15fr .85fr;
gap:40px;align-items:center;
}
.cat-hero__title{margin:16px 0 14px}
.cat-hero__title span{display:block;color:var(--c-primary)}
.cat-hero__lead{font-size:17px;color:var(--ink-600);max-width:560px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
display:inline-flex;align-items:center;gap:6px;
height:30px;padding:0 14px;border-radius:var(--r-pill);
font-size:13px;font-weight:600;
background:#fff;color:var(--c-primary);border:1px solid var(--c-primary-a20);
}
.chip--accent{background:var(--c-accent-50);color:var(--c-accent-deep);border-color:transparent}
.chip--plain{background:#fff;color:var(--ink-600);border-color:var(--line)}
.cat-hero__media{
position:relative;border-radius:var(--r-xl);overflow:hidden;
box-shadow:var(--sh-1);aspect-ratio:16/10;background:var(--c-primary-50);
}
.cat-hero__media img{width:100%;height:100%;object-fit:cover}
.cat-hero__badge{
position:absolute;left:16px;bottom:16px;
background:#fff;border-radius:var(--r-md);padding:12px 16px;
box-shadow:var(--sh-2);display:flex;align-items:center;gap:12px;
}
.cat-hero__badge b{font-size:22px;color:var(--c-primary);line-height:1}
.cat-hero__badge span{font-size:12.5px;color:var(--ink-400)}
/* ---------- 筛选 chips 行（静态视觉） ---------- */
.filter-bar{
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:16px 20px;box-shadow:var(--sh-1);
display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.filter-bar__label{font-size:13px;font-weight:600;color:var(--ink-400);margin-right:4px}
.filter{
display:inline-flex;align-items:center;height:34px;padding:0 16px;
border-radius:var(--r-pill);font-size:13.5px;font-weight:600;
background:var(--bg);color:var(--ink-600);border:1px solid var(--line);
}
.filter.is-on{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.filter--accent.is-on{background:var(--c-accent);border-color:var(--c-accent)}
/* ---------- 卡片网格 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{
background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);padding:26px;
transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-a20)}
.card__icon{
width:46px;height:46px;border-radius:14px;
background:var(--c-primary-50);color:var(--c-primary);
display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card__icon--accent{background:var(--c-accent-50);color:var(--c-accent-deep)}
.card__icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card__title{margin-bottom:10px}
.card__text{font-size:15px;color:var(--ink-600)}
.card__foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 11px;
border-radius:var(--r-pill);font-size:12.5px;font-weight:600;
background:var(--c-primary-50);color:var(--c-primary);
}
.badge--accent{background:var(--c-accent-50);color:var(--c-accent-deep)}
/* ---------- 数据条 ---------- */
.stat-strip{
display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:28px 24px;box-shadow:var(--sh-1);
}
.stat-strip__item{text-align:left;padding-left:18px;border-left:2px solid var(--line)}
.stat-strip__item:first-child{border-left-color:var(--c-primary)}
.stat-strip__num{font-size:clamp(24px,3vw,32px);font-weight:700;color:var(--c-accent);line-height:1.15}
.stat-strip__label{font-size:13.5px;color:var(--ink-400);margin-top:4px}
/* ---------- 说明列表 ---------- */
.notice{
background:var(--c-primary-50);border-radius:var(--r-lg);
padding:24px 26px;border:1px solid var(--c-primary-a20);
}
.notice h3{margin-bottom:12px}
.notice__list li{
position:relative;padding-left:20px;margin-bottom:10px;font-size:15px;color:var(--ink-600);
}
.notice__list li:last-child{margin-bottom:0}
.notice__list li::before{
content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;background:var(--c-primary);
}
/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px}
.faq__item{
background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:4px 22px;box-shadow:var(--sh-1);
transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.faq__item[open]{border-color:var(--c-primary-a20);box-shadow:var(--sh-2)}
.faq__item summary{
list-style:none;cursor:pointer;
display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:18px 0;font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{
content:"+";flex-shrink:0;width:26px;height:26px;border-radius:50%;
display:flex;align-items:center;justify-content:center;
background:var(--c-primary-50);color:var(--c-primary);
font-size:17px;font-weight:600;line-height:1;
transition:transform 220ms var(--ease);
}
.faq__item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq__body{padding:0 0 20px;font-size:16px;line-height:1.8;color:var(--ink-600)}
/* ---------- 底部 CTA 条 ---------- */
.cta-bar{
background:var(--c-primary-50);
border:1px solid var(--c-primary-a20);
border-radius:var(--r-xl);
padding:32px 36px;
display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px}
.cta-bar p{color:var(--ink-600);font-size:15px;margin:0}
.cta-bar__actions{display:flex;gap:12px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.footer{
margin-top:96px;
background:
radial-gradient(rgba(255,255,255,.04) 1px,transparent 1px) 0 0/14px 14px,
var(--ink-900);
color:var(--ink-400);
padding:64px 0 28px;
}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer .brand__name{color:#fff}
.footer__desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--ink-400);max-width:340px}
.footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer__links{display:grid;gap:10px}
.footer__links a,.footer__contact span{font-size:14px;color:var(--ink-400)}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer__contact{display:grid;gap:10px}
.footer__bottom{
margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
display:flex;flex-wrap:wrap;gap:14px 28px;justify-content:space-between;
font-size:13px;color:var(--ink-400);
}
/* ---------- 响应式 ---------- */
@media (max-width:1279px){
.dock{width:calc(100% - 32px)}
}
@media (max-width:1024px){
.section{padding:64px 0}
.cat-hero__grid{grid-template-columns:1fr;gap:28px}
.cat-hero__media{aspect-ratio:16/9}
.footer__grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:960px){
.nav{display:none}
.burger{display:flex}
.dock__tools .btn{display:none}
}
@media (max-width:768px){
.container{padding:0 18px}
.section{padding:48px 0}
.cat-hero{padding:118px 0 40px}
.grid-2{grid-template-columns:1fr;gap:16px}
.stat-strip{grid-template-columns:1fr 1fr;gap:16px;padding:22px 18px}
.stat-strip__item{padding-left:14px}
.card{padding:22px}
.cta-bar{padding:26px 22px;flex-direction:column;align-items:flex-start}
.cta-bar__actions{width:100%}
.cta-bar__actions .btn{flex:1;min-height:48px}
.footer{padding:48px 0 24px}
}
@media (max-width:520px){
.brand__name{font-size:15.5px}
.stat-strip{grid-template-columns:1fr}
.stat-strip__item{border-left:0;padding-left:0;border-top:2px solid var(--line);padding-top:12px}
.stat-strip__item:first-child{border-top-color:var(--c-primary)}
.footer__grid{grid-template-columns:1fr}
.filter-bar{padding:14px}
}
/* roulang page: article */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-accent:#0FB5A6;
--c-accent-50:rgba(15,181,166,.12);
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--card:#FFFFFF;
--r-sm:10px;
--r-md:14px;
--r-lg:20px;
--r-xl:24px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04), 0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
--ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
margin:0;
background:var(--bg);
color:var(--ink-700);
font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
font-size:16px;
line-height:1.75;
font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-700)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:600;letter-spacing:0}
p{margin:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0 0}
.section:last-of-type{padding-bottom:96px}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section__title{font-size:clamp(22px,2.6vw,32px);line-height:1.35}
.section__sub{margin-top:10px;font-size:15px;color:var(--ink-600)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary);transition:transform .24s var(--ease)}
.link-arrow::after{content:"→"}
.link-arrow:hover{transform:translateX(3px)}
/* ---------- Dock 导航 ---------- */
.dock{
position:fixed;top:16px;left:50%;transform:translateX(-50%);
width:calc(100% - 32px);max-width:1080px;z-index:60;
display:flex;align-items:center;gap:18px;
padding:10px 20px;background:#fff;border:1px solid transparent;
border-radius:var(--r-pill);box-shadow:var(--sh-1);
transition:padding .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.dock.is-scrolled{padding:7px 20px;border-color:var(--line);box-shadow:var(--sh-1)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
width:30px;height:30px;border-radius:var(--r-sm);display:grid;place-items:center;
background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
}
.brand__mark svg{width:16px;height:16px;display:block}
.brand__name{font-size:17px;font-weight:700;color:var(--ink-900);letter-spacing:0}
.brand__name em{font-style:normal;color:var(--c-primary);font-weight:700}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__link{
position:relative;padding:9px 12px;border-radius:var(--r-sm);
font-size:15px;color:var(--ink-600);white-space:nowrap;
transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav__link:hover{color:var(--c-primary);background:var(--c-primary-50)}
.nav__link.is-active{color:var(--c-primary);font-weight:600}
.nav__link.is-active::after{
content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
border-radius:var(--r-pill);background:var(--c-primary);
}
.dock__tools{display:flex;align-items:center;gap:10px}
.icon-btn{
width:40px;height:40px;border-radius:var(--r-pill);display:grid;place-items:center;
border:1px solid var(--line);background:#fff;color:var(--ink-700);
transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.icon-btn:hover{border-color:rgba(27,95,217,.4);color:var(--c-primary);background:var(--c-primary-50)}
.burger{display:none}
.btn{
display:inline-flex;align-items:center;justify-content:center;
height:48px;padding:0 24px;border-radius:var(--r-pill);
font-size:15px;font-weight:600;cursor:pointer;
transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn--sm{height:42px;padding:0 20px;font-size:14px}
.btn--primary{background:var(--c-primary);color:#fff;border:1px solid var(--c-primary)}
.btn--primary:hover{background:var(--c-primary-700);border-color:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-50);color:var(--c-primary-700);transform:translateY(-1px)}
.btn--spark{background:var(--c-spark);border-color:var(--c-spark);color:#fff}
.btn--spark:hover{background:#F26430;border-color:#F26430;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.drawer{position:fixed;inset:0;z-index:70;display:none}
.drawer.is-open{display:block}
.drawer__mask{position:absolute;inset:0;background:rgba(14,23,38,.45)}
.drawer__panel{
position:absolute;left:12px;right:12px;bottom:12px;background:#fff;
border-radius:var(--r-xl);box-shadow:var(--sh-2);padding:18px;max-height:78vh;overflow:auto;
}
.drawer__panel a{
display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:var(--r-md);
color:var(--ink-700);font-size:16px;border-left:3px solid transparent;
}
.drawer__panel a.is-active{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);background:var(--c-primary-50)}
.drawer__close{display:block;margin-left:auto;width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);text-align:center;line-height:38px;font-size:18px;color:var(--ink-600)}
/* ---------- 页头窄条 ---------- */
.page-head{
position:relative;margin-top:92px;padding:38px 0 40px;
background:var(--c-primary-50);
background-image:radial-gradient(rgba(14,23,38,.04) 1px,transparent 1px);
background-size:14px 14px;
border-bottom:1px solid var(--line);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-400)}
.crumbs a{color:var(--ink-600)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs span{color:var(--ink-400)}
.crumbs .crumbs__now{color:var(--ink-600);max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.page-head__row{display:flex;align-items:center;gap:12px;margin-top:16px}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);
font-size:12.5px;font-weight:600;background:#fff;color:var(--c-primary);border:1px solid rgba(27,95,217,.18);
}
.page-head h1{
margin-top:14px;font-size:clamp(24px,3.2vw,36px);line-height:1.35;max-width:900px;
}
.article-meta{
display:flex;flex-wrap:wrap;align-items:center;gap:10px;
margin-top:16px;font-size:14px;color:var(--ink-400);
}
.article-meta i{width:1px;height:12px;background:var(--line);display:inline-block}
/* ---------- 文章布局 ---------- */
.article-wrap{padding:56px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:32px;align-items:start}
.article-cover{margin-bottom:32px;border-radius:var(--r-lg);overflow:hidden;background:var(--c-primary-50);box-shadow:var(--sh-1)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.card-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:28px}
.prose{max-width:800px;font-size:17px;line-height:1.85;color:var(--ink-700)}
.prose p{margin:0 0 1.2em}
.prose h2{
position:relative;margin:40px 0 18px;padding-left:16px;
font-size:clamp(20px,2.2vw,26px);line-height:1.4;
}
.prose h2::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:.95em;border-radius:2px;background:var(--c-primary)}
.prose h3{margin:30px 0 12px;font-size:19px;line-height:1.5}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:24px}
.prose li{margin:6px 0}
.prose ul li::marker{color:var(--c-primary)}
.prose ol li::marker{color:var(--c-primary);font-weight:600}
.prose blockquote{
margin:24px 0;padding:16px 20px;border-left:3px solid var(--c-primary);
background:var(--c-primary-50);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-700);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{margin:26px auto;border-radius:var(--r-md)}
.prose figure{margin:26px 0}
.prose figcaption{text-align:center;font-size:13px;color:var(--ink-400);margin-top:10px}
.prose table{
width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;font-size:15px;
border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
}
.prose th,.prose td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
.prose th{background:var(--c-primary-50);color:var(--ink-900);font-weight:600}
.prose tbody tr:nth-child(even) td{background:#F9FBFF}
.prose tr:last-child td{border-bottom:0}
.prose pre{background:#F1F4FA;border-radius:var(--r-md);padding:16px 18px;overflow:auto;margin:24px 0;font-size:14.5px}
.prose code{font-family:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace;font-size:.94em}
.prose a{text-decoration:underline;text-underline-offset:3px}
.empty-state{
border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;
padding:48px 24px;text-align:center;
}
.empty-state svg{width:40px;height:40px;stroke:var(--ink-400);fill:none;stroke-width:1.6;margin:0 auto 14px}
.empty-state p{font-size:14px;color:var(--ink-600);margin-bottom:18px}
/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:22px}
.side-card h3{font-size:16px;margin-bottom:14px}
.toc{display:flex;flex-direction:column;gap:2px}
.toc a{
display:block;padding:8px 10px;border-radius:var(--r-sm);font-size:14.5px;color:var(--ink-600);
border-left:2px solid transparent;transition:background-color .2s var(--ease),color .2s var(--ease);
}
.toc a:hover{background:var(--c-primary-50);color:var(--c-primary);border-left-color:var(--c-primary)}
.side-reco{display:flex;flex-direction:column;gap:14px}
.side-reco__item{display:flex;gap:12px;align-items:flex-start;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-reco__item:last-child{border-bottom:0;padding-bottom:0}
.side-reco__thumb{width:76px;height:56px;flex:0 0 76px;border-radius:var(--r-sm);overflow:hidden;background:var(--c-primary-50)}
.side-reco__thumb img{width:100%;height:100%;object-fit:cover}
.side-reco__title{font-size:14.5px;line-height:1.5;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-reco__item:hover .side-reco__title{color:var(--c-primary)}
.side-reco__meta{margin-top:6px;font-size:12.5px;color:var(--ink-400)}
/* ---------- 尾部 ---------- */
.article-foot{margin-top:36px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row__label{font-size:14px;color:var(--ink-400);margin-right:4px}
.chip{
display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
font-size:13px;color:var(--c-primary);background:var(--c-primary-50);border:1px solid transparent;
transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.chip:hover{border-color:rgba(27,95,217,.35);transform:translateY(-1px)}
.chip--accent{background:var(--c-accent-50);color:#0A7F75}
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.prevnext__card{
display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
padding:18px 20px;box-shadow:var(--sh-1);
transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.prevnext__card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2)}
.prevnext__label{font-size:12.5px;color:var(--ink-400)}
.prevnext__title{margin-top:8px;font-size:15.5px;font-weight:600;color:var(--ink-900);line-height:1.5}
.prevnext__card:hover .prevnext__title{color:var(--c-primary)}
.article-foot__back{margin-top:24px}
/* ---------- 推荐卡 ---------- */
.grid-reco{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card-news{
display:flex;flex-direction:column;overflow:hidden;background:#fff;
border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card-news:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2)}
.card-news__media{overflow:hidden;background:var(--c-primary-50)}
.card-news__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease)}
.card-news:hover .card-news__media img{transform:scale(1.03)}
.card-news__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-news__title{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-news:hover .card-news__title{color:var(--c-primary)}
.card-news__text{font-size:14.5px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-news__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-400)}
.badge-soft{
display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);
font-size:12.5px;font-weight:600;background:var(--c-accent-50);color:#0A7F75;
}
/* ---------- CTA ---------- */
.cta-strip{
background:var(--c-primary-50);border-radius:var(--r-xl);padding:36px 40px;
display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-strip h2{font-size:clamp(20px,2.2vw,26px);line-height:1.4}
.cta-strip p{margin-top:10px;font-size:15px;color:var(--ink-600)}
/* ---------- 页脚 ---------- */
.footer{
margin-top:96px;background:var(--ink-900);color:var(--ink-400);padding:72px 0 32px;
background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1px);
background-size:14px 14px;
}
.footer .brand__name{color:#fff}
.footer .brand__name em{color:#8FB6F5}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer__desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--ink-400);max-width:340px}
.footer h4{margin:0 0 16px;font-size:15px;color:#fff}
.footer__links{display:flex;flex-direction:column;gap:10px}
.footer__links a{font-size:14px;color:var(--ink-400)}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer__contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--ink-400)}
.footer__bottom{
margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
display:flex;flex-wrap:wrap;gap:12px 28px;font-size:13px;color:var(--ink-400);
}
/* ---------- 状态与响应式 ---------- */
.skeleton{background:var(--c-primary-50);position:relative;overflow:hidden;border-radius:var(--r-md)}
.skeleton::after{
content:"";position:absolute;inset:0;transform:translateX(-100%);
background:linear-gradient(90deg,transparent,rgba(255,255,255,.75),transparent);
animation:shine 1.6s infinite;
}
@keyframes shine{to{transform:translateX(100%)}}
@media (max-width:1279px){
.article-layout{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:26px}
}
@media (max-width:1023px){
.nav{display:none}
.burger{display:grid}
.dock{border-radius:var(--r-lg)}
.article-layout{grid-template-columns:minmax(0,1fr)}
.sidebar{position:static}
.grid-reco{grid-template-columns:repeat(2,minmax(0,1fr))}
.footer__grid{grid-template-columns:1fr 1fr;gap:28px}
.section{padding-top:64px}
}
@media (max-width:767px){
.container{padding:0 18px}
.dock{padding:8px 14px;gap:10px}
.dock__tools .btn--primary{display:none}
.page-head{margin-top:84px;padding:28px 0 30px}
.article-wrap{padding-top:36px}
.card-panel{padding:20px}
.prose{font-size:16px;line-height:1.8}
.prevnext{grid-template-columns:1fr}
.grid-reco{grid-template-columns:minmax(0,1fr)}
.cta-strip{padding:26px 22px;flex-direction:column;align-items:flex-start}
.section{padding-top:48px}
.footer{padding:52px 0 26px}
.btn{width:100%}
.btn--sm{width:auto}
}
@media (max-width:480px){
.page-head h1{font-size:23px}
.crumbs .crumbs__now{max-width:180px}
.footer__grid{grid-template-columns:1fr}
}
/* roulang page: category3 */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-accent:#0FB5A6;
--c-accent-12:rgba(15,181,166,.12);
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--card:#FFFFFF;
--r-sm:10px;
--r-md:14px;
--r-lg:20px;
--r-xl:24px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04),0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
--ease:cubic-bezier(.2,.7,.3,1);
--sec:96px;
--dock-h:64px;
--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
margin:0;
font-family:var(--font);
font-size:16px;
line-height:1.75;
color:var(--ink-700);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--c-primary-700)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:600;letter-spacing:0}
h1{font-size:clamp(28px,4vw,44px);line-height:1.25;font-weight:700}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.35}
h3{font-size:19px;line-height:1.5}
h4{font-size:16px;line-height:1.5}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0}
.section--tight{padding-top:0}
.section--soft{background:var(--c-primary-50)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head__eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--c-primary);background:var(--c-primary-50);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--ink-600);font-size:16px;margin:0}
/* ============ 浮动 Dock 导航 ============ */
.dock{
position:fixed;
top:16px;
left:50%;
transform:translateX(-50%);
width:calc(100% - 40px);
max-width:1080px;
z-index:60;
display:flex;
align-items:center;
gap:18px;
padding:10px 20px;
background:#fff;
border-radius:var(--r-pill);
box-shadow:var(--sh-1);
border:1px solid transparent;
transition:padding .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease),top .24s var(--ease);
}
.dock.is-scrolled{
padding:7px 20px;
border-color:var(--line);
box-shadow:0 1px 2px rgba(16,36,74,.06),0 18px 34px -20px rgba(16,36,74,.28);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
width:32px;height:32px;border-radius:11px;
display:inline-flex;align-items:center;justify-content:center;
background:var(--c-primary);
box-shadow:0 6px 14px -8px rgba(27,95,217,.9);
}
.brand__mark svg{width:18px;height:18px}
.brand__name{font-size:16px;font-weight:700;color:var(--ink-900);white-space:nowrap}
.brand__name em{font-style:normal;color:var(--c-primary);font-weight:600;margin-left:2px}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__link{
position:relative;
display:inline-flex;
align-items:center;
height:38px;
padding:0 12px;
border-radius:10px;
font-size:14.5px;
color:var(--ink-600);
white-space:nowrap;
}
.nav__link:hover{color:var(--c-primary);background:var(--c-primary-50)}
.nav__link.is-active{color:var(--c-primary);font-weight:600}
.nav__link.is-active::after{
content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
width:22px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.dock__tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
width:38px;height:38px;border-radius:50%;
border:1px solid var(--line);background:#fff;
display:inline-flex;align-items:center;justify-content:center;
color:var(--ink-600);
transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.icon-btn:hover{color:var(--c-primary);border-color:rgba(27,95,217,.4);background:var(--c-primary-50)}
.burger{display:none}
/* ============ 按钮 ============ */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:47px;padding:0 24px;
border-radius:var(--r-pill);
font-size:15px;font-weight:600;
border:1px solid transparent;
transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px -12px rgba(27,95,217,.85)}
.btn--primary:hover{background:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:rgba(27,95,217,.55)}
.btn--ghost:hover{background:var(--c-primary-50);color:var(--c-primary-700)}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-primary)}
.link-arrow svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease)}
.link-arrow:hover svg{transform:translateX(3px)}
/* ============ 分类页窄版 Hero ============ */
.cat-hero{
position:relative;
margin-top:96px;
min-height:308px;
display:flex;
align-items:center;
background:var(--c-primary-50) url('/assets/images/backpic/back-2.webp') right center/cover no-repeat;
border-radius:var(--r-xl);
overflow:hidden;
}
.cat-hero::before{
content:"";position:absolute;inset:0;
background:linear-gradient(90deg,rgba(234,241,254,.97) 0%,rgba(234,241,254,.92) 42%,rgba(234,241,254,.55) 72%,rgba(234,241,254,.2) 100%);
}
.cat-hero__inner{position:relative;z-index:1;padding:48px 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:16px}
.crumb a{color:var(--ink-600)}
.crumb a:hover{color:var(--c-primary)}
.crumb span.sep{color:var(--ink-400)}
.cat-hero h1{max-width:640px;margin-bottom:14px}
.cat-hero__desc{max-width:620px;color:var(--ink-600);font-size:16px;margin:0 0 20px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
display:inline-flex;align-items:center;height:28px;padding:0 13px;
border-radius:var(--r-pill);
background:#fff;
border:1px solid var(--line);
font-size:12.5px;color:var(--ink-600);
}
.chip--accent{background:var(--c-accent-12);border-color:transparent;color:#0B7C72;font-weight:600}
.chip--primary{background:var(--c-primary-50);border-color:transparent;color:var(--c-primary);font-weight:600}
/* ============ 板块头部 ============ */
.block-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.block-head h2{margin-bottom:8px}
.block-head p{color:var(--ink-600);max-width:640px;margin:0}
/* ============ 时间线（分类页 3 主版式） ============ */
.timeline{position:relative;padding-left:38px;margin-top:8px}
.timeline::before{
content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;
background:var(--line);border-radius:var(--r-pill);
}
.tl-node{position:relative;margin-bottom:22px}
.tl-node:last-child{margin-bottom:0}
.tl-node::before{
content:"";position:absolute;left:-38px;top:22px;
width:16px;height:16px;border-radius:50%;
background:#fff;border:3px solid var(--c-primary);
box-shadow:0 0 0 4px rgba(27,95,217,.12);
transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.tl-node:nth-child(even)::before{border-color:var(--c-accent);box-shadow:0 0 0 4px var(--c-accent-12)}
.tl-node:hover::before{box-shadow:0 0 0 7px rgba(27,95,217,.14)}
.tl-node:nth-child(even):hover::before{box-shadow:0 0 0 7px var(--c-accent-12)}
.tl-card{
background:var(--card);
border:1px solid var(--line);
border-radius:var(--r-lg);
box-shadow:var(--sh-1);
padding:24px 26px;
transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2)}
.tl-card__top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 11px;
border-radius:var(--r-pill);
font-size:12.5px;font-weight:600;
background:var(--c-primary-50);color:var(--c-primary);
}
.badge--accent{background:var(--c-accent-12);color:#0B7C72}
.tl-card h3{margin-bottom:8px}
.tl-card p{color:var(--ink-600);font-size:15.5px;margin:0 0 12px}
.tl-card p:last-child{margin-bottom:0}
.tl-card__meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--ink-400);border-top:1px dashed var(--line);padding-top:12px;margin-top:4px}
.tl-card__meta strong{color:var(--ink-700);font-weight:600}
/* ============ 对阵结构说明（两列条目） ============ */
.bracket-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.bracket-item{
background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
padding:22px 24px;box-shadow:var(--sh-1);
transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.bracket-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2)}
.bracket-item h3{font-size:17px;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.bracket-item h3 i{
width:26px;height:26px;border-radius:9px;background:var(--c-accent-12);
display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.bracket-item h3 i svg{width:14px;height:14px;fill:none;stroke:#0B7C72;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.bracket-item p{color:var(--ink-600);font-size:15px;margin:0}
/* ============ 赛程表 ============ */
.table-wrap{
background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);overflow:hidden;
}
table{width:100%;border-collapse:collapse;font-size:15px}
caption{text-align:left;padding:20px 24px 12px;color:var(--ink-900);font-weight:600;font-size:16px}
th,td{padding:14px 24px;text-align:left;border-bottom:1px solid var(--line)}
thead th{font-size:13px;color:var(--ink-400);font-weight:600;background:var(--c-primary-50)}
tbody tr:nth-child(even){background:#FAFCFF}
tbody tr:hover{background:var(--c-primary-50)}
tbody tr:last-child td{border-bottom:0}
td strong{color:var(--ink-900);font-weight:600}
.table-note{font-size:13.5px;color:var(--ink-400);padding:14px 24px 20px}
/* ============ FAQ ============ */
.faq-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.faq-item{
background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item summary{
list-style:none;cursor:pointer;
display:flex;align-items:flex-start;justify-content:space-between;gap:14px;
padding:18px 22px;font-size:16.5px;font-weight:600;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
content:"+";flex:0 0 auto;width:24px;height:24px;border-radius:50%;
display:inline-flex;align-items:center;justify-content:center;
background:var(--c-primary-50);color:var(--c-primary);font-weight:700;line-height:1;
transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item__body{padding:0 22px 20px;color:var(--ink-600);font-size:15.5px;line-height:1.8}
/* ============ 交叉链接 ============ */
.cross-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.cross-card{
display:flex;flex-direction:column;gap:8px;
background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
padding:22px 24px;box-shadow:var(--sh-1);
transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2)}
.cross-card h3{font-size:17px;margin:0}
.cross-card p{font-size:14.5px;color:var(--ink-600);margin:0}
/* ============ 底部 CTA 条 ============ */
.cta-strip{
background:var(--c-primary-50);
border-radius:var(--r-xl);
padding:36px 40px;
display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
}
.cta-strip h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px}
.cta-strip p{margin:0;color:var(--ink-600);font-size:15px}
/* ============ 页脚 ============ */
.footer{
margin-top:var(--sec);
background:var(--ink-900);
color:var(--ink-400);
background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1px);
background-size:14px 14px;
padding:64px 0 24px;
}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer .brand__name{color:#fff}
.footer .brand__name em{color:#7FB0FF}
.footer__desc{font-size:14px;line-height:1.85;color:var(--ink-400);margin:16px 0 0;max-width:340px}
.footer__links,.footer__contact{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer__links a{color:var(--ink-400)}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer__contact span{color:var(--ink-400)}
.footer__bottom{
margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
display:flex;flex-wrap:wrap;gap:12px 28px;font-size:13px;color:var(--ink-400);
}
/* ============ 移动端抽屉 ============ */
.drawer-mask{
position:fixed;inset:0;background:rgba(14,23,38,.45);
opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
z-index:70;
}
.drawer{
position:fixed;left:0;right:0;bottom:0;z-index:80;
background:#fff;border-radius:var(--r-xl) var(--r-xl) 0 0;
padding:18px 20px 30px;
transform:translateY(102%);
transition:transform .28s var(--ease);
max-height:82vh;overflow-y:auto;
}
body.is-menu-open .drawer-mask{opacity:1;visibility:visible}
body.is-menu-open .drawer{transform:translateY(0)}
.drawer__title{font-size:13px;color:var(--ink-400);margin-bottom:12px}
.drawer a.drawer__link{
display:flex;align-items:center;min-height:44px;padding:0 14px;
border-radius:12px;color:var(--ink-700);font-size:15.5px;
border-left:3px solid transparent;
}
.drawer a.drawer__link:hover{background:var(--c-primary-50);color:var(--c-primary)}
.drawer a.drawer__link.is-active{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);background:var(--c-primary-50)}
.drawer .btn{width:100%;margin-top:16px}
/* ============ 响应式 ============ */
@media (max-width:1279px){
:root{--sec:80px}
}
@media (max-width:1023px){
:root{--sec:64px}
.nav__link{padding:0 9px;font-size:14px}
.footer__grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:900px){
.nav{display:none}
.burger{display:inline-flex}
.dock{gap:12px;justify-content:space-between;border-radius:var(--r-lg)}
.dock__tools{margin-left:auto}
}
@media (max-width:767px){
:root{--sec:48px}
.container{padding:0 18px}
.dock{top:10px;width:calc(100% - 24px);padding:9px 14px}
.dock.is-scrolled{padding:7px 14px}
.cat-hero{margin-top:82px;border-radius:var(--r-lg);min-height:0}
.cat-hero__inner{padding:36px 0}
.bracket-grid,.faq-list,.cross-links{grid-template-columns:1fr}
.timeline{padding-left:30px}
.timeline::before{left:7px}
.tl-node::before{left:-30px;top:20px;width:14px;height:14px}
.tl-card{padding:20px}
table{font-size:14px}
th,td{padding:12px 16px}
caption{padding:16px 16px 10px}
.table-note{padding:12px 16px 16px}
.table-wrap{overflow-x:auto}
.cta-strip{padding:26px 22px}
.cta-strip .btn{width:100%}
.footer__grid{grid-template-columns:1fr;gap:26px}
.footer{padding:48px 0 20px}
.btn{min-height:46px}
}
@media (max-width:480px){
h1{font-size:26px}
.brand__name{font-size:15px}
.tl-card__meta{gap:12px}
}
/* roulang page: category4 */
:root{
--c-primary:#1B5FD9;
--c-primary-700:#12439E;
--c-primary-50:#EAF1FE;
--c-accent:#0FB5A6;
--c-accent-50:rgba(15,181,166,.12);
--c-spark:#FF7A45;
--ink-900:#0E1726;
--ink-700:#2A3850;
--ink-600:#45536B;
--ink-400:#7C8AA3;
--line:#E3E9F2;
--bg:#F5F8FD;
--card:#FFFFFF;
--r-sm:10px;--r-md:14px;--r-lg:20px;--r-xl:24px;--r-pill:999px;
--sh-1:0 1px 2px rgba(16,36,74,.04),0 10px 24px -14px rgba(16,36,74,.14);
--sh-2:0 16px 36px -16px rgba(16,36,74,.22);
--sec:96px;
--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
margin:0;
font-family:var(--font);
font-size:16px;
line-height:1.75;
color:var(--ink-700);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-700);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
/* ---------- Dock 导航 ---------- */
.dock{
position:fixed;
top:16px;
left:50%;
transform:translateX(-50%);
width:calc(100% - 32px);
max-width:1080px;
display:flex;
align-items:center;
gap:18px;
padding:10px 20px;
background:#fff;
border:1px solid transparent;
border-radius:var(--r-pill);
box-shadow:var(--sh-1);
z-index:110;
transition:padding .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.dock.is-scrolled{
padding:7px 20px;
border-color:var(--line);
box-shadow:0 2px 6px rgba(16,36,74,.05),0 14px 30px -18px rgba(16,36,74,.24);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand__mark{
width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;
border-radius:10px;
background:linear-gradient(140deg,#1B5FD9,#0FB5A6);
box-shadow:0 6px 14px -8px rgba(27,95,217,.7);
}
.brand__mark svg{width:17px;height:17px;}
.brand__name{font-size:16.5px;font-weight:700;letter-spacing:0;display:inline-flex;align-items:baseline;}
.brand__name em{font-style:normal;font-size:12.5px;font-weight:600;color:var(--c-primary);margin-left:3px;padding:1px 7px;border-radius:var(--r-pill);background:var(--c-primary-50);}
.nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav__link{
position:relative;
padding:8px 12px;
border-radius:var(--r-sm);
font-size:14.5px;
color:var(--ink-600);
white-space:nowrap;
transition:background .2s ease,color .2s ease;
}
.nav__link:hover{background:var(--c-primary-50);color:var(--c-primary);}
.nav__link.is-active{color:var(--c-primary);font-weight:600;}
.nav__link.is-active::after{
content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.dock__tools{display:flex;align-items:center;gap:8px;margin-left:6px;flex:0 0 auto;}
.icon-btn{
width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink-600);
transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:var(--c-primary-50);color:var(--c-primary);border-color:rgba(27,95,217,.3);}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.burger{display:none;}
/* ---------- 按钮 ---------- */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:46px;padding:0 24px;
border-radius:var(--r-pill);
font-size:15px;font-weight:600;
border:1px solid transparent;
cursor:pointer;
transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-50);color:var(--c-primary-700);}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-primary);}
.link-arrow span{transition:transform .2s ease;display:inline-block;}
.link-arrow:hover span{transform:translateX(3px);}
/* ---------- 面包屑 / Hero ---------- */
.hero--sub{
position:relative;
overflow:hidden;
padding:132px 0 64px;
background:linear-gradient(180deg,#F3F8FF 0%,#EAF1FE 100%);
}
.hero--sub::before{
content:"";position:absolute;inset:0;pointer-events:none;
background-image:radial-gradient(rgba(27,95,217,.04) 1.2px,transparent 1.2px);
background-size:16px 16px;
}
.hero__visual{
position:absolute;
right:-30px;top:74px;
width:460px;height:250px;
border-radius:var(--r-xl);
background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
opacity:.55;
-webkit-mask-image:linear-gradient(100deg,transparent 0%,#000 52%);
mask-image:linear-gradient(100deg,transparent 0%,#000 52%);
pointer-events:none;
}
.hero__inner{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-400);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--ink-400);}
.crumb a:hover{color:var(--c-primary);}
.crumb span[aria-current]{color:var(--ink-700);}
.hero__title{
font-size:clamp(28px,4vw,44px);
line-height:1.25;
max-width:820px;
}
.hero__lead{
margin-top:16px;
max-width:660px;
font-size:17px;
color:var(--ink-600);
}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
display:inline-flex;align-items:center;height:28px;padding:0 14px;
border-radius:var(--r-pill);
font-size:12.5px;font-weight:600;
background:#fff;color:var(--c-primary);
border:1px solid rgba(27,95,217,.18);
}
.chip--accent{background:var(--c-accent-50);color:#0a7d73;border-color:rgba(15,181,166,.24);}
/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0 0;}
.section:last-of-type{padding-bottom:var(--sec);}
.section__head{max-width:720px;margin-bottom:36px;}
.section__title{font-size:clamp(22px,2.6vw,32px);line-height:1.35;}
.section__sub{margin-top:12px;font-size:15.5px;color:var(--ink-600);}
.badge{
display:inline-flex;align-items:center;height:24px;padding:0 11px;
border-radius:var(--r-pill);font-size:12.5px;font-weight:600;
background:var(--c-primary-50);color:var(--c-primary);
}
.badge--accent{background:var(--c-accent-50);color:#0a7d73;}
/* ---------- 对照主区 ---------- */
.compare{
display:grid;
grid-template-columns:40% 60%;
gap:44px;
align-items:start;
}
.compare__media{margin:0;}
.compare__figure{
position:relative;
border-radius:var(--r-xl);
overflow:hidden;
box-shadow:var(--sh-1);
background:var(--c-primary-50);
aspect-ratio:4/5;
}
.compare__figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.compare__figure:hover img{transform:scale(1.03);}
.compare__figure::after{
content:"";position:absolute;left:0;top:24px;width:8px;height:72px;background:var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;
}
.compare__cap{
margin-top:14px;font-size:13px;color:var(--ink-400);
}
.compare__cols{
display:grid;
grid-template-columns:1fr 1fr;
gap:24px;
}
.compare__col{
background:#fff;
border:1px solid var(--line);
border-radius:var(--r-lg);
padding:26px 24px;
box-shadow:var(--sh-1);
transition:transform .24s cubic-bezier(.2,.7,.3,1),box-shadow .24s ease,border-color .24s ease;
}
.compare__col:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.2);}
.compare__col--alt{background:linear-gradient(180deg,#fff 0%,#F7FBFF 100%);}
.compare__title{
font-size:19px;line-height:1.5;
display:flex;align-items:center;gap:10px;
padding-bottom:16px;margin-bottom:6px;
border-bottom:1px solid var(--line);
}
.compare__dot{width:8px;height:8px;border-radius:50%;background:var(--c-primary);flex:0 0 auto;}
.compare__dot--accent{background:var(--c-accent);}
.entry{padding:14px 0;border-bottom:1px dashed var(--line);}
.entry:last-child{border-bottom:0;padding-bottom:0;}
.entry__t{font-size:15.5px;font-weight:600;color:var(--ink-900);line-height:1.6;}
.entry__d{margin-top:5px;font-size:14px;color:var(--ink-600);line-height:1.7;}
/* ---------- 设置对照表 ---------- */
.spec{
background:#fff;
border:1px solid var(--line);
border-radius:var(--r-lg);
overflow:hidden;
box-shadow:var(--sh-1);
}
.spec__row{
display:grid;
grid-template-columns:1fr 1.15fr 1.6fr;
gap:16px;
padding:18px 26px;
border-bottom:1px solid var(--line);
font-size:14.5px;
align-items:center;
}
.spec__row:last-child{border-bottom:0;}
.spec__row:nth-child(even){background:#FAFCFF;}
.spec__row--head{
background:var(--c-primary-50);
font-weight:600;color:var(--ink-900);font-size:13.5px;
}
.spec__k{font-weight:600;color:var(--ink-900);}
.spec__v{color:var(--ink-600);}
.spec__v--accent{color:#0a7d73;font-weight:600;}
/* ---------- 操作要点列表 ---------- */
.tips{
background:#fff;
border:1px solid var(--line);
border-radius:var(--r-lg);
overflow:hidden;
box-shadow:var(--sh-1);
}
.tip-row{
display:flex;align-items:center;gap:18px;
padding:20px 26px;
border-bottom:1px solid var(--line);
transition:background .2s ease;
}
.tip-row:last-child{border-bottom:0;}
.tip-row:hover{background:var(--c-primary-50);}
.tip-row__ico{
width:36px;height:36px;flex:0 0 auto;
display:inline-flex;align-items:center;justify-content:center;
border-radius:var(--r-sm);
background:var(--c-accent-50);
color:#0a7d73;
}
.tip-row__ico svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.tip-row__body{min-width:0;flex:1;}
.tip-row__t{font-size:15.5px;font-weight:600;color:var(--ink-900);line-height:1.5;}
.tip-row__d{font-size:14px;color:var(--ink-600);margin-top:3px;}
.tip-row__go{color:var(--ink-400);flex:0 0 auto;transition:transform .2s ease,color .2s ease;}
.tip-row:hover .tip-row__go{color:var(--c-primary);transform:translateX(3px);}
/* ---------- FAQ ---------- */
.faq{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.faq__item{
background:#fff;
border:1px solid var(--line);
border-radius:var(--r-lg);
box-shadow:var(--sh-1);
overflow:hidden;
transition:border-color .24s ease,box-shadow .24s ease;
}
.faq__item[open]{border-color:rgba(27,95,217,.28);box-shadow:var(--sh-2);}
.faq__q{
display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:20px 24px;
font-size:16.5px;font-weight:600;color:var(--ink-900);
cursor:pointer;list-style:none;
}
.faq__q::-webkit-details-marker{display:none;}
.faq__ico{
position:relative;width:20px;height:20px;flex:0 0 auto;border-radius:50%;
background:var(--c-primary-50);transition:transform .22s ease;
}
.faq__ico::before,.faq__ico::after{
content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq__ico::before{left:5px;right:5px;top:9px;height:2px;}
.faq__ico::after{top:5px;bottom:5px;left:9px;width:2px;transition:opacity .22s ease;}
.faq__item[open] .faq__ico{transform:rotate(180deg);}
.faq__item[open] .faq__ico::after{opacity:0;}
.faq__a{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);}
/* ---------- 交叉链接 ---------- */
.cross{
display:flex;flex-wrap:wrap;gap:14px;
}
.cross__link{
display:inline-flex;align-items:center;gap:10px;
min-height:48px;
padding:0 20px;
border-radius:var(--r-pill);
background:#fff;
border:1px solid var(--line);
color:var(--ink-900);
font-size:14.5px;font-weight:600;
box-shadow:var(--sh-1);
transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease,color .22s ease;
}
.cross__link:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(27,95,217,.24);color:var(--c-primary);}
.cross__link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease;}
.cross__link:hover svg{transform:translateX(3px);}
/* ---------- 底部 CTA 条 ---------- */
.cta-bar{
margin-top:var(--sec);
background:linear-gradient(120deg,#EAF1FE 0%,#F3F8FF 60%,#EAF1FE 100%);
border-top:1px solid rgba(27,95,217,.12);
border-bottom:1px solid rgba(27,95,217,.12);
padding:56px 0;
}
.cta-bar__inner{
display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-bar__title{font-size:clamp(20px,2.2vw,26px);line-height:1.4;}
.cta-bar__text{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:620px;}
/* ---------- 页脚 ---------- */
.footer{
margin-top:var(--sec);
background-color:var(--ink-900);
background-image:radial-gradient(rgba(255,255,255,.04) 1.2px,transparent 1.2px);
background-size:18px 18px;
color:#fff;
padding:72px 0 28px;
}
.footer__grid{
display:grid;
grid-template-columns:1.5fr 1fr 1fr 1.3fr;
gap:40px;
}
.footer .brand{color:#fff;}
.footer .brand__name em{background:rgba(255,255,255,.12);color:#fff;}
.footer__desc{
margin-top:18px;
font-size:14px;line-height:1.8;
color:var(--ink-400);
max-width:340px;
}
.footer h4{
font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;
}
.footer__links{display:flex;flex-direction:column;gap:12px;}
.footer__links a{
font-size:14px;color:var(--ink-400);
transition:color .2s ease,text-underline-offset .2s ease;
}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer__contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:var(--ink-400);line-height:1.7;}
.footer__bottom{
margin-top:52px;padding-top:22px;
border-top:1px solid rgba(255,255,255,.1);
display:flex;flex-wrap:wrap;gap:14px 28px;
font-size:13px;color:var(--ink-400);
}
/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:130;pointer-events:none;}
.drawer__mask{
position:absolute;inset:0;background:rgba(14,23,38,.45);
opacity:0;transition:opacity .24s ease;
}
.drawer__panel{
position:absolute;left:0;right:0;bottom:0;
background:#fff;
border-radius:var(--r-xl) var(--r-xl) 0 0;
padding:22px 20px 30px;
transform:translateY(102%);
transition:transform .28s cubic-bezier(.2,.7,.3,1);
max-height:80vh;overflow-y:auto;
}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer__title{font-size:15px;font-weight:600;color:var(--ink-900);}
.drawer__link{
display:flex;align-items:center;
min-height:48px;padding:0 12px;
border-radius:var(--r-sm);
font-size:15.5px;color:var(--ink-700);
border-left:3px solid transparent;
}
.drawer__link:hover{background:var(--c-primary-50);color:var(--c-primary);}
.drawer__link.is-active{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);background:var(--c-primary-50);}
.drawer__cta{margin-top:16px;display:flex;}
.drawer__cta .btn{width:100%;}
body.nav-open .drawer{pointer-events:auto;}
body.nav-open .drawer__mask{opacity:1;}
body.nav-open .drawer__panel{transform:translateY(0);}
/* ---------- 响应式 ---------- */
@media (max-width:1279px){
.hero__visual{width:380px;height:220px;opacity:.45;}
}
@media (max-width:1023px){
:root{--sec:72px;}
.nav{display:none;}
.burger{display:inline-flex;}
.dock__tools{margin-left:auto;}
.compare{grid-template-columns:1fr;gap:32px;}
.compare__figure{aspect-ratio:16/10;}
.faq{grid-template-columns:1fr;}
.footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
:root{--sec:52px;}
.container{padding:0 18px;}
.dock{border-radius:var(--r-lg);padding:8px 14px;gap:10px;top:12px;}
.dock.is-scrolled{padding:6px 14px;}
.dock__tools .btn--sm{display:none;}
.brand__name{font-size:15px;}
.hero--sub{padding:112px 0 48px;}
.hero__visual{display:none;}
.hero__lead{font-size:15.5px;}
.compare__cols{grid-template-columns:1fr;}
.compare__col{padding:22px 18px;}
.spec__row{grid-template-columns:1fr;gap:6px;padding:16px 18px;}
.spec__row--head{display:none;}
.tip-row{padding:16px 18px;gap:14px;align-items:flex-start;}
.faq__q{padding:16px 18px;font-size:15.5px;}
.faq__a{padding:0 18px 18px;}
.cta-bar{padding:44px 0;}
.cta-bar__inner .btn{width:100%;}
.cross{flex-direction:column;}
.cross__link{width:100%;justify-content:space-between;}
.footer{padding:56px 0 24px;}
.footer__grid{grid-template-columns:1fr;gap:28px;}
.footer__bottom{flex-direction:column;gap:8px;margin-top:36px;}
}
@media (max-width:480px){
.brand__mark{width:26px;height:26px;}
.brand__name em{display:none;}
.hero__title{font-size:26px;}
.section__title{font-size:21px;}
}