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i::before{content:"";position:absolute;left:-2px;top:7px;width:5px;height:5px;border-radius:50%;background:#fff}.xf-services{position:relative;z-index:5;background:linear-gradient(105deg,#fffdfb 0%,#faf4ef 100%);padding:36px 0 21px;min-height:311px}.xf-section-title{position:relative}.xf-section-title>b,.xf-dark-head b,.xf-about-copy>b{display:block;margin-bottom:3px;color:#e89162;font-size:0.8125rem;font-weight:600;letter-spacing:.04em}.xf-section-title>span{position:absolute;left:-47px;top:-23px;color:rgba(230,170,134,.08);font-size:3.1875rem;font-weight:600;line-height:1}.xf-section-title h2,.xf-dark-head h2,.xf-about-copy h2{margin:0;color:var(--xf-ink);font-size:1.625rem;font-weight:600;line-height:1.15;letter-spacing:0}.xf-section-title p,.xf-dark-head p{margin:7px 0 0;color:#81848d;font-size:0.8125rem}.xf-service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:29px;margin-top:21px}.xf-service-card{min-height:176px;padding:33px 12px 18px;border:1px solid #eadbd1;border-radius:7px;background:rgba(255,255,255,.23);text-align:center;box-shadow:0 16px 45px rgba(73,42,25,.03)}.xf-service-card svg{display:block;width:55px;height:55px;margin:0 auto 20px;fill:none;stroke:#ee9a69;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.xf-service-card h3{margin:0 0 13px;color:#17191e;font-size:0.875rem;font-weight:600}.xf-service-card p{margin:0;color:#777d88;font-size:0.8125rem;line-height:1.8}.xf-service-card i{display:block;width:17px;height:1px;margin:18px auto 0;background:#e89061}.xf-case{--case-image-height:190px;position:relative;overflow:hidden;background:radial-gradient(circle at 51% -10%,rgba(255,255,255,.08),transparent 26%),linear-gradient(105deg,#121416,#1a1c1f 48%,#111315);padding:27px 0 24px;min-height:277px}.xf-dark-head{display:flex;justify-content:space-between;align-items:flex-start}.xf-dark-head h2{color:#fff;font-size:1.625rem}.xf-dark-head p{color:rgba(255,255,255,.62)}.xf-dark-head a,.xf-blog-head>a{display:inline-flex;align-items:center;justify-content:center;height:31px;margin-top:12px;padding:0 18px;border:1px solid rgba(238,154,105,.6);border-radius:999px;color:#eda06f;font-size:0.8125rem;font-weight:600}.xf-dark-head a span,.xf-blog-head>a span{margin-left:11px}.xf-case-showcase{position:relative;margin-top:24px}.xf-case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:19px;margin-top:0}.xf-case-card{min-width:0;min-height:159px;border-radius:6px;overflow:hidden;background:rgba(255,255,255,.04);box-shadow:0 18px 38px rgba(0,0,0,.2)}.xf-case-card img{width:100%;height:var(--case-image-height);object-fit:cover}.xf-case-card h3{margin:11px 12px 3px;color:#fff;font-size:0.8125rem;font-weight:600}.xf-case-card p{margin:0 12px 16px;color:rgba(255,255,255,.62);font-size:0.8125rem}.xf-arrow{position:absolute;z-index:3;top:calc(var(--case-image-height) / 2);transform:translateY(-50%);width:40px;height:40px;padding:0;cursor:pointer;border:1px solid rgba(255,255,255,.23);border-radius:50%;background:transparent;color:#fff;font-size:1.375rem;line-height:1;display:grid;place-items:center}.xf-arrow svg{display:block;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.xf-arrow-left{left:-64px}.xf-arrow-right{right:-64px;background:#ffd0ab;color:#1c1714;border:0}.xf-about{background:linear-gradient(105deg,#fffdfb,#fbf5f1);padding:29px 0 20px}.xf-about-grid{display:grid;grid-template-columns:280px 1fr;gap:52px;align-items:start}.xf-video-card{position:relative;width:280px;height:182px;border-radius:5px;overflow:hidden;box-shadow:0 16px 34px rgba(77,55,42,.08)}.xf-video-card img{width:100%;height:100%;object-fit:cover}.xf-video-card button{position:absolute;left:17px;bottom:18px;width:43px;height:43px;border:0;border-radius:50%;background:#fff;color:#e09562;font-size:0.8125rem;box-shadow:0 8px 20px rgba(0,0,0,.12);padding-left:3px}.xf-about-copy{padding-top:5px}.xf-about-copy h2{font-size:1.5625rem}.xf-about-copy p{max-width:590px;margin:12px 0 28px;color:#737780;font-size:0.8125rem;line-height:2.05}.xf-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;max-width:565px}.xf-stats div{padding-right:22px;border-right:1px solid #eadfd8}.xf-stats div:last-child{border-right:0}.xf-stats strong{display:block;color:#dd8753;font-size:1.875rem;font-weight:600;line-height:1}.xf-stats span{display:block;margin-top:8px;color:#777d86;font-size:0.8125rem}.xf-blog{background:linear-gradient(105deg,#fffdfb,#fbf5f1);padding:16px 0 21px}.xf-blog-head{display:flex;align-items:flex-start;justify-content:space-between}.xf-blog-head .xf-section-title h2{font-size:1.6875rem}.xf-blog-head>a{height:31px;margin-top:30px;border-color:rgba(238,154,105,.36);color:#e49868;background:rgba(255,255,255,.28)}.xf-blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}.xf-blog-card{border:1px solid #eaded7;border-radius:6px;overflow:hidden;background:#fff;box-shadow:0 12px 30px rgba(72,45,31,.03)}.xf-blog-card img{width:100%;height:82px;object-fit:cover}.xf-blog-card div{padding:13px 14px 16px}.xf-blog-card h3{margin:0 0 10px;color:#1c1e22;font-size:0.8125rem;font-weight:600}.xf-blog-card p{min-height:35px;margin:0 0 13px;color:#777d87;font-size:0.8125rem;line-height:1.75}.xf-blog-card small{color:#969aa3;font-size:0.8125rem}.xf-footer{position:relative;background:linear-gradient(105deg,#111315,#1a1c1f 50%,#101214);color:#fff;padding:26px 0 16px}.xf-footer-grid{display:grid;grid-template-columns:1.55fr .75fr .75fr .75fr 1.55fr;gap:30px;padding-bottom:25px}.xf-footer .xf-brand{align-items:flex-start}.xf-footer .xf-brand img{width:33px;height:29px}.xf-footer .xf-brand strong{font-size:1.0625rem}.xf-footer-brand>p{margin:24px 0 17px;color:rgba(255,255,255,.62);font-size:0.8125rem;line-height:1.85}.xf-footer h3{margin:7px 0 14px;color:#fff;font-size:0.8125rem;font-weight:600}.xf-footer-grid>div:not(:first-child){border-left:1px solid rgba(255,255,255,.06);padding-left:26px}.xf-footer a:not(.xf-brand){display:block;margin-bottom:8px;color:rgba(255,255,255,.64);font-size:0.8125rem}.xf-contact-line{margin:0 0 9px;color:rgba(255,255,255,.68);font-size:0.8125rem;line-height:1.85}.xf-footer-bottom{position:relative;border-top:1px solid rgba(255,255,255,.11);padding-top:14px;text-align:center;color:rgba(255,255,255,.55);font-size:0.8125rem}.xf-footer-bottom a{position:absolute;right:0;top:12px;color:#fff}
.xf-visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.xf-menu-toggle::before,.xf-menu-toggle::after{content:"";display:block;width:24px;height:1px;background:#fff}.xf-social::after{content:"";position:relative;width:1px;height:38px;background:rgba(255,255,255,.7)}.xf-social::before{content:"";position:absolute;left:31px;top:41px;width:5px;height:5px;border-radius:50%;background:#fff}.xf-service-card::after{content:"";display:block;width:17px;height:1px;margin:18px auto 0;background:#e89061}
@media(max-width:980px){.xf-container{width:min(100% - 72px,760px)}.xf-nav{width:calc(100% - 42px);gap:18px}.xf-menu{gap:24px}.xf-hero-copy h1{font-size:2.625rem}.xf-service-grid{gap:14px}.xf-arrow-left{left:-60px}.xf-arrow-right{right:-60px}.xf-footer-grid{grid-template-columns:1.4fr repeat(2,1fr);gap:24px}.xf-footer-grid>div:nth-child(4),.xf-footer-grid>div:nth-child(5){border-left:0;padding-left:0}}@media(max-width:760px){.xf-header{position:fixed;background:rgba(12,14,16,.9);backdrop-filter:blur(14px)}.xf-nav{height:58px}.xf-menu,.xf-nav-cta{display:none}.xf-menu-toggle{display:flex;margin-left:auto;width:38px;height:32px;border:0;background:transparent;flex-direction:column;justify-content:center;gap:7px}.xf-mobile-nav{display:flex;max-height:0;overflow:hidden;flex-direction:column;background:rgba(12,14,16,.96);transition:max-height .25s,padding .25s}.xf-mobile-nav.open{max-height:320px;padding:10px 30px 22px}.xf-mobile-nav a{padding:10px 0;color:#fff;font-size:0.875rem}.xf-container{width:calc(100% - 40px)}.xf-hero{min-height:620px}.xf-hero-art{top:178px;right:-90px;width:720px;max-width:none;opacity:.82}.xf-hero::before{background:linear-gradient(180deg,rgba(8,10,12,.98),rgba(8,10,12,.82) 48%,rgba(8,10,12,.26))}.xf-hero-inner{min-height:620px;align-items:flex-start;padding-top:132px}.xf-hero-copy{width:100%;margin:0}.xf-hero-copy h1{font-size:2.5rem}.xf-social{display:none}.xf-services,.xf-case,.xf-about,.xf-blog,.xf-footer{padding-top:48px;padding-bottom:48px}.xf-service-grid,.xf-case-grid,.xf-blog-grid{grid-template-columns:1fr;gap:16px}.xf-service-card{min-height:170px}.xf-dark-head,.xf-blog-head{display:block}.xf-dark-head a,.xf-blog-head>a{margin-top:18px}.xf-case-card img{height:auto;aspect-ratio:8/5}.xf-arrow{display:none}.xf-about-grid{grid-template-columns:1fr;gap:28px}.xf-video-card{width:100%;height:auto;aspect-ratio:280/182}.xf-stats{grid-template-columns:repeat(2,1fr);gap:24px}.xf-stats div{border-right:0}.xf-footer-grid{grid-template-columns:1fr}.xf-footer-grid>div:not(:first-child){border-left:0;padding-left:0}.xf-footer-bottom{text-align:left;padding-right:34px}}@media(prefers-reduced-motion:reduce){.xf-header{transition:none}}
.home-design .xf-hero{height:clamp(439px,47.95vw,690px);min-height:439px}.home-design .xf-hero-inner{height:100%;min-height:0}.home-design .xf-hero-art{top:clamp(62px,6.8vw,98px);width:min(55.25vw,795px)}@media(max-width:760px){.home-design .xf-hero{height:auto;min-height:620px}.home-design .xf-hero-inner{height:auto;min-height:620px}.home-design .xf-hero-art{top:178px;right:-90px;width:720px;max-width:none}}

/* Reference composition: the supplied 941px-wide design keeps the compact navigation. */
@media (max-width:1024px){
  .xf-container{width:calc(100% - 180px)}
  .xf-header{position:absolute;background:linear-gradient(180deg,rgba(7,9,10,.86),rgba(7,9,10,0))}
  .xf-header.scrolled{position:fixed}
  .xf-nav{width:calc(100% - 62px);height:67px}
  .xf-brand img{width:43px;height:37px}
  .xf-brand strong{font-size:1.125rem}
  .xf-brand small{font-size:0.8125rem}
  .xf-menu,.xf-nav-cta{display:none}
  .xf-menu-toggle{display:flex;margin-left:auto;width:33px;height:30px;padding:0;border:0;background:transparent;flex-direction:column;justify-content:center;gap:8px;cursor:pointer}
  .xf-menu-toggle::before,.xf-menu-toggle::after{width:27px;height:2px;background:#fff}
  .xf-mobile-nav{display:flex;max-height:0;overflow:hidden;flex-direction:column;background:rgba(12,14,16,.96);transition:max-height .25s,padding .25s}
  .xf-mobile-nav.open{max-height:320px;padding:10px 31px 22px}
  .xf-mobile-nav a{padding:10px 0;color:#fff;font-size:0.875rem}
  .home-design .xf-hero{height:415px;min-height:415px}
  .home-design .xf-hero-inner{height:415px;min-height:0;padding-top:52px}
  .home-design .xf-hero-art{top:60px;right:0;width:512px;max-width:none}
  .xf-hero-copy{width:405px}
  .xf-hero-copy h1{font-size:2.625rem;line-height:1.31;margin-bottom:17px}
  .xf-hero-copy p{font-size:0.8125rem;margin-bottom:30px}
  .xf-social{left:39px;top:292px}
  .xf-services{min-height:305px;padding:26px 0 20px}
  .xf-section-title h2,.xf-dark-head h2,.xf-about-copy h2{font-size:1.5rem}
  .xf-service-grid{gap:19px;margin-top:19px}
  .xf-service-card{min-height:179px;padding:26px 8px 14px}
  .xf-service-card svg{width:55px;height:55px;margin-bottom:18px}
  .xf-service-card h3{font-size:0.8125rem;margin-bottom:11px}
  .xf-service-card p{font-size:0.8125rem}
  .xf-case{--case-image-height:148px;height:auto;min-height:275px;padding:28px 0}
  .xf-case-grid{gap:16px;margin-top:0}
  .xf-case-card{min-height:169px}
  .xf-about{height:224px;min-height:224px;padding:19px 0 9px}
  .xf-about-grid{grid-template-columns:300px 1fr;gap:49px}
  .xf-video-card{width:300px;height:196px}
  .xf-about-copy{padding-top:6px}
  .xf-about-copy p{margin:9px 0 25px;font-size:0.8125rem;line-height:1.95}
  .xf-stats strong{font-size:1.75rem}
  .xf-blog{height:273px;min-height:273px;padding:14px 0 17px}
  .xf-blog-head .xf-section-title h2{font-size:1.5rem}
  .xf-blog-grid{gap:18px;margin-top:15px}
  .xf-blog-card img{height:82px}
  .xf-blog-card div{padding:11px 12px 13px}
  .xf-blog-card h3{font-size:0.8125rem}
  .xf-blog-card p{font-size:0.8125rem;margin-bottom:10px}
  .xf-footer{height:181px;min-height:181px;padding:14px 0 11px}
  .xf-footer-grid{grid-template-columns:1.55fr .75fr .75fr .75fr 1.55fr;gap:28px;padding-bottom:12px}
  .xf-footer-brand>p{margin:13px 0 12px;font-size:0.8125rem}
  .xf-footer h3{margin:4px 0 9px}
  .xf-footer a:not(.xf-brand){margin-bottom:5px;font-size:0.8125rem}
  .xf-contact-line{margin-bottom:5px;font-size:0.8125rem;line-height:1.55}
  .xf-footer-bottom{padding-top:8px;font-size:0.8125rem}
  .xf-footer-bottom a{top:6px}
}
@media (max-width:760px){
  .xf-container{width:calc(100% - 40px)}
  .xf-nav{width:calc(100% - 42px);height:58px}
  .home-design .xf-hero{height:auto;min-height:620px}
  .home-design .xf-hero-inner{height:auto;min-height:620px;padding-top:132px}
  .home-design .xf-hero-art{top:178px;right:-90px;width:720px;max-width:none}
  .xf-services,.xf-case,.xf-about,.xf-blog,.xf-footer{padding-top:48px;padding-bottom:48px}
  .xf-service-grid,.xf-case-grid,.xf-blog-grid{grid-template-columns:1fr;gap:16px}
  .xf-about-grid{grid-template-columns:1fr;gap:28px}
  .xf-video-card{width:100%;height:auto;aspect-ratio:280/182}
  .xf-footer-grid{grid-template-columns:1fr}
}

/* Shared internal-page navigation, aligned with the homepage visual system. */
body:not(.home-design) .site-header{position:relative;top:auto;background:linear-gradient(100deg,#0a0c0e,#17191c 52%,#0d0f11);border:0;box-shadow:none}
body:not(.home-design) .site-header.scrolled{position:sticky;top:0;background:rgba(12,14,16,.94);border:0;backdrop-filter:blur(16px)}
body:not(.home-design) .nav-wrap{width:min(1304px,calc(100% - 88px));height:67px;gap:42px}
body:not(.home-design) .site-header .brand{position:relative;min-width:143px;gap:0;color:#fff;font-size:0;letter-spacing:0}
body:not(.home-design) .site-header .brand-mark{display:none}
body:not(.home-design) .site-header .brand>span:last-child{display:none}
body:not(.home-design) .site-header .brand::before{content:"";display:block;width:43px;height:37px;background:url("assets/xfeng-mark.png") center/contain no-repeat}
body:not(.home-design) .site-header .brand::after{content:"显峰网络\A XIANFENG TECH";white-space:pre;display:block;margin-left:9px;color:#fff;font-family:var(--font-system);font-size:1.125rem;font-weight:600;line-height:1.05;letter-spacing:.02em}
body:not(.home-design) .desktop-nav{gap:48px;color:rgba(255,255,255,.9);font-size:0.8125rem}
body:not(.home-design) .desktop-nav a{position:relative;padding:24px 0 22px}
body:not(.home-design) .desktop-nav a:hover{color:#ffc69c}
body:not(.home-design) .desktop-nav a::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:#f0a06e;transform:translateX(-50%);transition:width .2s}
body:not(.home-design) .desktop-nav a:hover::after{width:22px}
body:not(.home-design) .nav-cta{min-width:91px;padding:9px 17px;border-radius:999px;background:linear-gradient(90deg,#ffbb8d,#ffd3af);color:#241812;font-size:0.8125rem;font-weight:600}
body:not(.home-design) .nav-cta:hover{color:#241812;filter:brightness(1.04)}
body.page-services .desktop-nav a[href="services.html"]::after,body.page-work .desktop-nav a[href="work.html"]::after,body.page-about .desktop-nav a[href="about.html"]::after,body.page-blog .desktop-nav a[href="insights.html"]::after,body.page-contact .desktop-nav a[href="contact.html"]::after{width:22px}
body.page-contact .nav-cta{box-shadow:inset 0 0 0 2px rgba(71,43,27,.17)}
@media (max-width:1024px){
  body:not(.home-design) .nav-wrap{width:calc(100% - 62px);height:67px}
  body:not(.home-design) .desktop-nav,body:not(.home-design) .nav-cta{display:none}
  body:not(.home-design) .menu-toggle{display:flex;margin-left:auto;width:33px;height:30px;padding:0;border:0;background:transparent;flex-direction:column;justify-content:center;gap:8px;cursor:pointer}
  body:not(.home-design) .menu-toggle i{display:block;width:27px;height:2px;background:#fff}
  body:not(.home-design) .mobile-nav{display:flex;max-height:0;overflow:hidden;flex-direction:column;padding:0 31px;background:rgba(12,14,16,.98);transition:max-height .25s,padding .25s}
  body:not(.home-design) .mobile-nav.open{max-height:320px;padding:10px 31px 22px;border:0}
  body:not(.home-design) .mobile-nav a{padding:10px 0;color:#fff;font-size:0.875rem}
}
@media (max-width:760px){
  body:not(.home-design) .nav-wrap{width:calc(100% - 42px);height:58px}
  body:not(.home-design) .site-header .brand{min-width:128px}
  body:not(.home-design) .site-header .brand::before{width:38px;height:33px}
  body:not(.home-design) .site-header .brand::after{font-size:1rem}
}