/* NIUBOYI /services/ AI Marketing page. Scoped page styles. */
/* New independent pages should not inherit Discuz's fixed 1180px wrapper
   or min-height:40vh empty-space issue; the rest of the site is unaffected. */
body #wp.wp{width:100%!important;max-width:none!important;min-width:0!important;margin:0!important;padding:0!important;min-height:0!important}
.ni-ai-services,.ni-ai-services *{box-sizing:border-box}
.ni-ai-services{--nas-red:#b71928;--nas-red2:#db3544;--nas-deep:#961322;--nas-text:#222b38;--nas-muted:#6e788a;--nas-line:#e9e9ef;--nas-soft:#fff6f7;font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;color:var(--nas-text);background:#fff;font-size:15px;line-height:1.75;overflow:hidden}
.ni-ai-services a{text-decoration:none;color:inherit;transition:color .2s,border-color .2s,background .2s,transform .2s,box-shadow .2s}
.ni-ai-services a:hover{color:var(--nas-red)}
.ni-ai-services p,.ni-ai-services h1,.ni-ai-services h2,.ni-ai-services h3{margin-top:0}
.ni-ai-services .nas-wrap{width:calc(100% - 48px);max-width:1180px;margin:0 auto}
.ni-ai-services .nas-hero{position:relative;background:linear-gradient(115deg,#fff 1%,#fffafa 51%,#fbecf0 100%);border-bottom:1px solid #f3e6e9;overflow:hidden}
.ni-ai-services .nas-hero:before{content:"";position:absolute;width:570px;height:570px;top:-270px;right:-200px;border:105px solid rgba(198,35,63,.045);border-radius:50%;pointer-events:none}
.ni-ai-services .nas-breadcrumb{display:flex;gap:12px;align-items:center;font-size:13px;color:#9298a5;padding:27px 0 0;position:relative;z-index:1}
.ni-ai-services .nas-breadcrumb a{color:#717b8a}
.ni-ai-services .nas-hero-grid{min-height:510px;padding:37px 0 63px;display:grid;grid-template-columns:minmax(0,1.13fr) minmax(0,.87fr);align-items:center;gap:55px}
.ni-ai-services .nas-hero-copy{position:relative;z-index:2}
.ni-ai-services .nas-eyebrow{display:flex;align-items:center;gap:11px;color:var(--nas-red);letter-spacing:1.7px;font-weight:800;font-size:12px;margin-bottom:25px}
.ni-ai-services .nas-red-dot{display:inline-block;width:7px;height:7px;background:var(--nas-red);border-radius:50%}
.ni-ai-services .nas-hero h1{font-size:clamp(38px,4.3vw,60px);line-height:1.24;letter-spacing:-1.4px;font-weight:900;margin:0 0 21px;color:#202834}
.ni-ai-services .nas-hero h1 em,.ni-ai-services .nas-service-copy h2 em{font-style:normal;color:var(--nas-red)}
.ni-ai-services .nas-intro{max-width:680px;color:#697587;font-size:17px;line-height:1.92;margin:0}
.ni-ai-services .nas-hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.ni-ai-services .nas-button{display:inline-flex;align-items:center;justify-content:center;gap:26px;min-height:48px;padding:11px 21px;border-radius:6px;font-size:14px;font-weight:760;border:1px solid #e2b8bf;line-height:1.4}
.ni-ai-services .nas-button span{font-size:19px;font-weight:400;line-height:1}
.ni-ai-services .nas-button-red{background:var(--nas-red);border-color:var(--nas-red);color:#fff!important}
.ni-ai-services .nas-button-red:hover{background:var(--nas-deep);color:#fff!important;transform:translateY(-2px)}
.ni-ai-services .nas-button-outline{background:#fff;color:var(--nas-red)}
.ni-ai-services .nas-button-outline:hover{background:#fff6f7}
.ni-ai-services .nas-hero-caption{margin-top:20px;color:#a0a5b2;font-size:12px;letter-spacing:.3px}
.ni-ai-services .nas-hero-visual{position:relative;min-height:390px;display:flex;align-items:center;justify-content:center}
.ni-ai-services .nas-orbit{position:absolute;border:1px solid rgba(184,34,50,.12);border-radius:50%;transform:rotate(-28deg)}
.ni-ai-services .nas-orbit-1{width:345px;height:300px}.ni-ai-services .nas-orbit-2{width:445px;height:365px;transform:rotate(33deg)}
.ni-ai-services .nas-visual-core{z-index:2;width:195px;height:195px;background:#fff;border:1px solid #f0dce1;box-shadow:0 25px 80px rgba(160,33,53,.12);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--nas-red);line-height:1.1}
.ni-ai-services .nas-visual-core span{font-size:46px;font-weight:900;letter-spacing:-2px}.ni-ai-services .nas-visual-core strong{font-size:20px;letter-spacing:1.7px;margin-top:4px}.ni-ai-services .nas-visual-core small{font-size:8px;letter-spacing:1.1px;color:#9497a6;margin-top:13px}
.ni-ai-services .nas-visual-tile{position:absolute;z-index:3;width:121px;min-height:93px;padding:11px 14px;background:rgba(255,255,255,.95);border:1px solid #f1e0e3;border-radius:12px;box-shadow:0 14px 35px rgba(121,43,56,.06);display:flex;flex-direction:column}
.ni-ai-services .nas-visual-tile span{color:#cf6070;font-size:10px;font-weight:700;line-height:1.3}.ni-ai-services .nas-visual-tile strong{font-size:25px;line-height:1.35}.ni-ai-services .nas-visual-tile small{font-size:11px;color:#7e8795;line-height:1.5}
.ni-ai-services .nas-tile-1{left:0;top:44px}.ni-ai-services .nas-tile-2{right:0;top:33px}.ni-ai-services .nas-tile-3{left:6px;bottom:31px}.ni-ai-services .nas-tile-4{right:4px;bottom:32px}
.ni-ai-services .nas-overview{padding:82px 0 92px}
.ni-ai-services .nas-heading-row{display:flex;align-items:end;justify-content:space-between;gap:35px;margin-bottom:33px}
.ni-ai-services .nas-section-kicker{color:var(--nas-red);font-size:12px;font-weight:800;letter-spacing:1.7px;margin-bottom:13px}
.ni-ai-services .nas-heading-row h2{font-size:34px;line-height:1.45;margin:0;font-weight:850;letter-spacing:-.6px}
.ni-ai-services .nas-heading-row>p{max-width:360px;flex:0 0 360px;color:#7b8493;font-size:14px;margin:0 0 3px}
.ni-ai-services .nas-overview-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.ni-ai-services .nas-overview-card{border:1px solid #e8e9ed;border-radius:10px;padding:25px 22px 21px;display:flex;flex-direction:column;min-height:329px;background:#fff}
.ni-ai-services .nas-overview-card:hover{box-shadow:0 16px 50px rgba(33,36,45,.065);border-color:#e5afb7;transform:translateY(-4px)}
.ni-ai-services .nas-card-top{display:flex;justify-content:space-between;gap:7px;align-items:center}.ni-ai-services .nas-card-top b{color:#bd3444;font-size:13px}.ni-ai-services .nas-card-top span{color:#a2a8b3;letter-spacing:1.2px;font-size:10px;font-weight:700}
.ni-ai-services .nas-card-icon{height:58px;width:58px;border-radius:15px;background:#fdf0f2;color:var(--nas-red);font-size:31px;font-weight:900;display:flex;align-items:center;justify-content:center;margin:25px 0 22px;position:relative}
.ni-ai-services .nas-card-icon span{font-size:12px;position:absolute;right:7px;top:5px;font-weight:500}
.ni-ai-services .nas-overview-card h3{font-weight:850;font-size:29px;line-height:1.2;margin:0 0 7px}.ni-ai-services .nas-overview-card>strong{font-size:13px;line-height:1.7;color:#526072}.ni-ai-services .nas-overview-card p{font-size:13px;line-height:1.85;color:#8590a0;margin:13px 0 16px}
.ni-ai-services .nas-card-bottom{margin-top:auto;border-top:1px solid #f0eff0;padding-top:14px;font-size:12px;font-weight:700;color:var(--nas-red);display:flex;align-items:center;justify-content:space-between}
.ni-ai-services .nas-card-bottom span{font-size:16px;font-weight:400}
.ni-ai-services .nas-service-section{padding:100px 0;border-top:1px solid #f0eef0;scroll-margin-top:20px}
.ni-ai-services .nas-service-tinted{background:#fafbfc}
.ni-ai-services .nas-service-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:86px;align-items:center}
.ni-ai-services .nas-service-marker{color:var(--nas-red);font-weight:800;letter-spacing:1.6px;font-size:12px;margin-bottom:25px}.ni-ai-services .nas-service-marker span{color:#9a9faa;font-weight:700}
.ni-ai-services .nas-service-copy h2{font-size:clamp(30px,3vw,45px);line-height:1.37;letter-spacing:-.9px;font-weight:900;margin:0 0 19px}
.ni-ai-services .nas-service-lead{font-size:16px;color:#344052;font-weight:800;margin:0 0 13px}
.ni-ai-services .nas-service-copy>p:not(.nas-service-lead){color:#6a788b;font-size:15px;line-height:2;margin:0;max-width:500px}
.ni-ai-services .nas-use-case{margin-top:20px;max-width:500px;color:#727d8d;font-size:13px;line-height:1.9;border-left:2px solid #e6bfc6;padding-left:13px}
.ni-ai-services .nas-use-case span{color:var(--nas-red);font-weight:800;margin-right:7px}
.ni-ai-services .nas-inline-cta{display:inline-flex;align-items:center;gap:23px;min-height:45px;background:var(--nas-red);color:#fff!important;padding:9px 17px;border-radius:5px;font-weight:750;font-size:13px;margin-top:30px}
.ni-ai-services .nas-inline-cta span{font-size:18px;font-weight:400}.ni-ai-services .nas-inline-cta:hover{background:#941827;color:#fff!important}
.ni-ai-services .nas-dual-links{display:flex;align-items:center;gap:19px;flex-wrap:wrap}
.ni-ai-services .nas-inline-sub{margin-top:30px;color:var(--nas-red);font-size:13px;font-weight:700}
.ni-ai-services .nas-detail-panel{background:#fff;border:1px solid #e9e7ea;border-radius:11px;box-shadow:0 22px 55px rgba(45,47,58,.05);padding:34px 38px 31px}
.ni-ai-services .nas-panel-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e9e9ee;padding-bottom:21px}
.ni-ai-services .nas-panel-head span{font-size:12px;font-weight:850;color:#364050;letter-spacing:.8px}.ni-ai-services .nas-panel-head b{color:#e7c7cd;font-size:33px;line-height:1;font-weight:900}
.ni-ai-services .nas-panel-label{font-size:17px;color:#273443;font-weight:800;margin:22px 0 17px}
.ni-ai-services .nas-check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:16px;row-gap:13px}
.ni-ai-services .nas-check-grid span{display:block;padding-left:20px;position:relative;color:#647083;font-size:13px;line-height:1.65}
.ni-ai-services .nas-check-grid span:before{content:"✓";color:var(--nas-red);font-weight:900;font-size:12px;position:absolute;left:0;top:0}
.ni-ai-services .nas-output{border-radius:8px;padding:20px 22px;margin-top:25px;background:#fcf3f4;border:1px solid #faeaec}
.ni-ai-services .nas-output-label{font-size:13px;font-weight:800;color:var(--nas-red);margin-bottom:6px}.ni-ai-services .nas-output p{font-size:13px;color:#766b75;line-height:1.85;margin:0}
.ni-ai-services .nas-method{padding:91px 0;background:#fff}
.ni-ai-services .nas-method-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:center;gap:60px}
.ni-ai-services .nas-method h2{font-size:39px;line-height:1.4;font-weight:900;letter-spacing:-.7px;margin:0 0 15px}
.ni-ai-services .nas-method-grid>div:first-child>p{font-size:14px;color:#7a8595;margin:0;max-width:460px;line-height:1.95}
.ni-ai-services .nas-method-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.ni-ai-services .nas-method-steps>div{min-width:0;background:#fcf9f9;border:1px solid #f2e6e8;border-radius:8px;text-align:center;padding:23px 7px 20px;display:flex;align-items:center;flex-direction:column}
.ni-ai-services .nas-method-steps span{font-size:12px;color:var(--nas-red);font-weight:800;letter-spacing:1px}.ni-ai-services .nas-method-steps b{font-size:23px;color:#303a49;margin:10px 0 5px}.ni-ai-services .nas-method-steps small{font-size:11px;color:#9394a0}
.ni-ai-services .nas-cta{background:linear-gradient(120deg,#9e1426 0%,#bf2638 65%,#da4351 100%);color:#fff;padding:66px 0 74px}
.ni-ai-services .nas-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px}.ni-ai-services .nas-cta-inner>div{max-width:720px}.ni-ai-services .nas-cta-inner>div>span{font-size:11px;font-weight:800;letter-spacing:2.3px;color:#ffd2d9}
.ni-ai-services .nas-cta h2{font-size:34px;font-weight:850;line-height:1.4;margin:13px 0 10px;color:#fff}
.ni-ai-services .nas-cta p{font-size:14px;line-height:1.9;color:#ffe0e5;margin:0}
.ni-ai-services .nas-button-white{background:#fff;border-color:#fff;color:#a0162b!important;white-space:nowrap}.ni-ai-services .nas-button-white:hover{background:#fff0f2;color:#a0162b!important;transform:translateY(-2px)}
body .ni-site-footer{margin-top:0!important}
@media(max-width:1080px){.ni-ai-services .nas-hero-grid{gap:25px;grid-template-columns:minmax(0,1fr) minmax(0,.85fr)}.ni-ai-services .nas-hero-visual{transform:scale(.9)}.ni-ai-services .nas-service-grid{gap:45px}.ni-ai-services .nas-overview-card{padding:23px 17px 20px}.ni-ai-services .nas-method-grid{gap:35px}}
@media(max-width:860px){.ni-ai-services .nas-hero-grid{grid-template-columns:1fr;padding:65px 0 73px;min-height:0}.ni-ai-services .nas-hero-visual{display:none}.ni-ai-services .nas-overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ni-ai-services .nas-overview-card{min-height:0}.ni-ai-services .nas-heading-row{display:block}.ni-ai-services .nas-heading-row>p{max-width:620px;margin-top:14px}.ni-ai-services .nas-service-grid{grid-template-columns:1fr;gap:32px}.ni-ai-services .nas-service-copy>p:not(.nas-service-lead){max-width:760px}.ni-ai-services .nas-method-grid{grid-template-columns:1fr;gap:28px}.ni-ai-services .nas-cta-inner{align-items:flex-start}.ni-ai-services .nas-service-section{padding:70px 0}}
@media(max-width:610px){.ni-ai-services .nas-wrap{width:calc(100% - 32px)}.ni-ai-services .nas-breadcrumb{padding-top:20px}.ni-ai-services .nas-hero-grid{padding:57px 0 60px}.ni-ai-services .nas-hero h1{font-size:37px}.ni-ai-services .nas-intro{font-size:15px}.ni-ai-services .nas-overview{padding:56px 0 65px}.ni-ai-services .nas-heading-row h2{font-size:27px}.ni-ai-services .nas-overview-grid{gap:10px}.ni-ai-services .nas-overview-card{padding:19px 15px;min-height:300px}.ni-ai-services .nas-card-icon{margin:15px 0;width:47px;height:47px;font-size:24px}.ni-ai-services .nas-overview-card h3{font-size:24px}.ni-ai-services .nas-overview-card p{font-size:12px}.ni-ai-services .nas-service-copy h2{font-size:34px}.ni-ai-services .nas-detail-panel{padding:25px 19px}.ni-ai-services .nas-check-grid{grid-template-columns:1fr;gap:11px}.ni-ai-services .nas-method{padding:65px 0}.ni-ai-services .nas-method h2{font-size:33px}.ni-ai-services .nas-method-steps{grid-template-columns:repeat(2,1fr)}.ni-ai-services .nas-cta{padding:53px 0}.ni-ai-services .nas-cta-inner{display:block}.ni-ai-services .nas-cta h2{font-size:28px}.ni-ai-services .nas-cta-inner .nas-button{margin-top:23px}}