.about-hero{position:relative;height:360px;display:flex;align-items:center;overflow:hidden;color:#fff;background:#2f2f2f url(../img/about1.jpg) center 45%/cover no-repeat}.about-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(34,20,44,.88),rgba(86,44,128,.55) 58%,rgba(47,47,47,.16))}.about-hero-con{position:relative;z-index:1}.about-hero span{display:block;color:var(--huang);font-size:12px;font-weight:700;letter-spacing:4px}.about-hero h1{max-width:760px;margin-top:10px;font-size:44px;line-height:1.28}.about-hero p{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px}.about-hero p a:hover{color:var(--huang)}
.about-subnav{position:relative;z-index:4;margin-top:-31px}.about-subnav-con{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;box-shadow:0 14px 44px rgba(47,47,47,.13)}.about-subnav a{position:relative;padding:18px 20px;color:#555;text-align:center;font-size:14px;font-weight:700;border-right:1px solid #eee;transition:.25s}.about-subnav a:last-child{border-right:0}.about-subnav a:hover,.about-subnav a.selected{color:#fff;background:var(--zi)}.about-subnav a.selected:after{content:"";position:absolute;left:50%;bottom:-8px;border:8px solid transparent;border-top-color:var(--zi);border-bottom:0;transform:translateX(-50%)}
.about-main{padding:82px 0 96px;background:#f6f4f7}.about-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:38px;align-items:start}.about-article{padding:48px 52px;background:#fff;box-shadow:0 12px 40px rgba(47,47,47,.07)}.about-title span{display:block;color:var(--mei);font-size:11px;font-weight:700;letter-spacing:3px}.about-title h2{margin:6px 0 0;font-size:32px;line-height:1.35}.about-title h2:after{content:"";display:block;width:48px;height:3px;margin-top:18px;background:var(--mei)}.about-lead{margin:28px 0 0;color:#555;font-size:16px;line-height:2;text-align:justify}.about-cover{width:100%;height:360px;margin:30px 0 32px;object-fit:cover}.about-section{margin-top:38px}.about-section h3{margin:0 0 16px;color:var(--zi);font-size:23px;line-height:1.45}.about-section p{margin:0 0 15px;color:#5d5d5d;font-size:15px;line-height:2;text-align:justify}.about-section strong{color:#39284b}.about-list{margin:18px 0 0;padding:0;list-style:none}.about-list li{position:relative;margin-top:10px;padding:14px 18px 14px 42px;background:#f7f4f9;color:#555;font-size:14px;line-height:1.75}.about-list li:before{content:"";position:absolute;left:20px;top:24px;width:8px;height:8px;border-radius:50%;background:var(--mei)}.about-rank{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:20px}.about-rank section{padding:22px;background:#f7f4f9;border-top:4px solid var(--zi)}.about-rank section:nth-child(2n){border-top-color:var(--mei)}.about-rank h4{margin:0 0 12px;color:#352c3b;font-size:16px}.about-rank ul{margin:0;padding-left:20px;color:#666;font-size:13px;line-height:1.85}.about-official{margin-top:30px;padding:22px;background:#fff9d8;border-left:4px solid var(--huang);font-size:13px;line-height:1.9}.about-official a{color:var(--zi);word-break:break-all}.about-wide-img{width:100%;margin-top:28px}
.about-cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.about-cert{padding:28px 24px;background:#f7f4f9;border-top:5px solid var(--zi)}.about-cert:nth-child(2){border-top-color:var(--lan)}.about-cert:nth-child(3){border-top-color:var(--mei)}.about-cert img{height:72px;margin:0 auto 20px;object-fit:contain}.about-cert h3{margin:0;color:#352c3b;font-size:18px;text-align:center}.about-cert p{margin:14px 0 0;color:#666;font-size:14px;line-height:1.85;text-align:justify}
.about-feature{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.about-feature section{padding:25px;background:#f7f4f9;border-left:4px solid var(--zi)}.about-feature section:nth-child(2n){border-left-color:var(--mei)}.about-feature h3{margin:0 0 10px;color:var(--zi);font-size:20px}.about-feature p{margin:0;color:#606060;font-size:14px;line-height:1.9}.about-side{position:sticky;top:24px;padding:30px;background:var(--zi);color:#fff}.about-side span{display:block;color:var(--huang);font-size:11px;font-weight:700;letter-spacing:2px}.about-side h2{margin:8px 0 12px;font-size:23px;line-height:1.45}.about-side p{color:rgba(255,255,255,.7);font-size:13px;line-height:1.85}.about-side a{display:flex;align-items:center;justify-content:center;height:46px;margin-top:22px;background:#fff;color:var(--zi);font-size:13px;font-weight:700;transition:.25s}.about-side a:hover{background:var(--huang);color:#2f2f2f}
@media(max-width:900px){.about-hero{height:310px}.about-hero h1{font-size:37px}.about-main{padding-top:65px}.about-layout{grid-template-columns:1fr}.about-side{position:static}.about-cert-grid{grid-template-columns:1fr}.about-cert{display:grid;grid-template-columns:120px 1fr;column-gap:24px}.about-cert img{grid-row:1/3}.about-cert h3{text-align:left}}
@media(max-width:600px){.about-hero{height:270px}.about-hero h1{font-size:30px}.about-hero p{font-size:12px}.about-subnav{margin-top:0}.about-subnav .center{max-width:100%}.about-subnav-con{grid-template-columns:1fr 1fr;box-shadow:none}.about-subnav a{padding:14px 8px;border-bottom:1px solid #eee}.about-subnav a.selected:after{display:none}.about-main{padding:45px 0 60px}.about-article{padding:30px 22px}.about-title h2{font-size:27px}.about-lead{font-size:15px}.about-cover{height:230px;margin-top:24px}.about-rank,.about-feature{grid-template-columns:1fr}.about-cert{display:block}.about-cert img{margin-bottom:16px}.about-cert h3{text-align:center}.about-side{padding:25px}}

/* 2026-09 关于诺欧内页视觉与阅读体验优化 */
.about-hero{height:350px;background-image:url(../img/classements.jpg);background-position:center;background-size:cover}
.about-hero:before{background:linear-gradient(90deg,rgba(32,19,42,.8) 0,rgba(86,44,128,.42) 50%,rgba(47,47,47,.06) 100%)}
.about-hero h1{font-size:46px;text-shadow:0 3px 18px rgba(0,0,0,.25)}
.about-subnav-con{border-bottom:3px solid var(--zi)}
.about-subnav a{padding:20px;font-size:15px}
.about-main{padding:88px 0 110px;background:linear-gradient(180deg,#f4f1f6 0,#fafafa 100%)}
.about-layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
.about-article{position:relative;overflow:hidden;padding:58px 62px 66px;border:1px solid rgba(86,44,128,.08);box-shadow:0 18px 55px rgba(47,35,55,.09)}
.about-article:before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--huang),var(--lan),var(--mei),var(--zi))}
.about-title h2{font-size:36px;letter-spacing:.5px}
.about-lead{margin-top:32px;color:#464149;font-size:18px;line-height:2.05}
.about-cover{height:390px;margin:34px 0 38px;border-radius:4px;box-shadow:0 14px 36px rgba(47,35,55,.13)}
.about-section{margin-top:46px}
.about-section>h3{display:flex;align-items:center;gap:12px;margin-bottom:20px;font-size:25px}
.about-section>h3:before{content:"";width:5px;height:25px;background:var(--mei)}
.about-section p{margin-bottom:20px;color:#504b53;font-size:17px;line-height:2.05}
.about-list{margin-top:22px}
.about-list li{margin-top:12px;padding:17px 22px 17px 48px;border:1px solid #eee8f1;background:#faf8fb;color:#504b53;font-size:16px;line-height:1.85;transition:.25s}
.about-list li:before{left:23px;top:27px;background:var(--mei);box-shadow:0 0 0 5px rgba(156,25,100,.09)}
.about-list li:hover{border-color:#d9cbe2;background:#fff;transform:translateX(4px)}
.about-rank{gap:22px;margin-top:24px}
.about-rank section{padding:28px 30px;background:#faf8fb;box-shadow:0 8px 24px rgba(47,35,55,.05)}
.about-rank h4{font-size:18px}
.about-rank ul{font-size:16px;line-height:2}
.about-official{padding:25px 28px;font-size:15px;line-height:2}
.about-wide-img{margin-top:36px;border-radius:4px;box-shadow:0 12px 34px rgba(47,35,55,.11)}
.about-cert-grid{gap:22px;margin-top:36px}
.about-cert{padding:34px 28px;background:#faf8fb;box-shadow:0 10px 28px rgba(47,35,55,.06);transition:.25s}
.about-cert:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(47,35,55,.11)}
.about-cert img{height:82px;margin-bottom:24px}
.about-cert h3{font-size:20px}
.about-cert p{font-size:17px;line-height:1.95}
.about-feature{gap:22px;margin-top:34px}
.about-feature section{padding:30px 32px;background:#faf8fb;box-shadow:0 8px 24px rgba(47,35,55,.05);transition:.25s}
.about-feature section:hover{background:#fff;transform:translateY(-4px);box-shadow:0 16px 34px rgba(47,35,55,.1)}
.about-feature h3{font-size:21px}
.about-feature p{color:#55505a;font-size:17px;line-height:2}
.about-side{top:24px;padding:36px 32px;border-top:5px solid var(--huang);background:linear-gradient(155deg,var(--zi),#392047);box-shadow:0 18px 45px rgba(56,31,72,.22)}
.about-side h2{font-size:25px}
.about-side p{font-size:15px;line-height:1.95}
.about-side a{height:50px;font-size:14px}
.about-cms-content{margin-top:32px;color:#504b53;font-size:17px;line-height:2.05;word-break:break-word}
.about-cms-content>h2,.about-cms-content>h3{display:flex;align-items:center;gap:12px;margin:42px 0 20px;color:var(--zi);font-size:25px;line-height:1.45}
.about-cms-content>h2:before,.about-cms-content>h3:before{content:"";flex:0 0 5px;width:5px;height:25px;background:var(--mei)}
.about-cms-content>h4{margin:30px 0 14px;color:#352c3b;font-size:20px;line-height:1.5}
.about-cms-content>p{margin:0 0 20px;color:#504b53;font-size:17px;line-height:2.05;text-align:justify}
.about-cms-content>ul,.about-cms-content>ol{margin:20px 0;padding-left:28px}
.about-cms-content>ul>li,.about-cms-content>ol>li{margin:10px 0;color:#504b53;font-size:16px;line-height:1.9}
.about-cms-content>img:not(.about-cover):not(.about-wide-img){display:block;max-width:100%;height:auto;margin:30px auto;border-radius:4px;box-shadow:0 12px 34px rgba(47,35,55,.11)}
.about-cms-content>table{width:100%;margin:28px 0;border-collapse:collapse;background:#fff}
.about-cms-content>table th,.about-cms-content>table td{padding:14px 16px;border:1px solid #e8e1eb;font-size:15px;line-height:1.7;text-align:left}
.about-cms-content>table th{background:#f7f4f9;color:var(--zi)}
.about-cms-content a{color:var(--zi);text-decoration:underline;text-underline-offset:3px}
@media(max-width:900px){.about-hero{height:310px}.about-hero h1{font-size:38px}.about-layout{grid-template-columns:1fr}.about-article{padding:50px}.about-side{position:static}.about-cert p,.about-feature p{font-size:16px}}
@media(max-width:600px){.about-hero{height:270px}.about-hero h1{font-size:31px}.about-subnav a{padding:14px 8px;font-size:14px}.about-main{padding:46px 0 64px}.about-article{padding:34px 22px 40px}.about-title h2{font-size:28px}.about-lead{font-size:16px;line-height:1.95}.about-cover{height:230px;margin:26px 0 30px}.about-section{margin-top:36px}.about-section>h3{font-size:22px}.about-section p{font-size:16px;line-height:1.95}.about-list li{padding:15px 16px 15px 42px;font-size:15px}.about-list li:before{left:20px;top:25px}.about-rank section,.about-feature section{padding:24px}.about-rank ul{font-size:14px}.about-cert{padding:28px 22px}.about-cert p,.about-feature p{font-size:15px}.about-side{padding:28px 25px}.about-cms-content{margin-top:26px;font-size:16px;line-height:1.95}.about-cms-content>h2,.about-cms-content>h3{margin-top:34px;font-size:22px}.about-cms-content>p{font-size:16px;line-height:1.95}.about-cms-content>ul>li,.about-cms-content>ol>li{font-size:15px}.about-cms-content>table th,.about-cms-content>table td{padding:10px;font-size:13px}}