/*
Theme Name: Sairuidi
Theme URI: https://www.sairuidi.com/
Author: Sairuidi
Description: 北京赛瑞迪咨询顾问有限公司官方网站主题。
Version: 1.0.0
Text Domain: sairuidi
*/

/* ============ 基础与变量 ============ */
:root{
  --navy:#0A1B33;
  --navy-2:#0F2547;
  --navy-3:#14315C;
  --blue:#1D5DF2;
  --blue-soft:#E8F0FE;
  --teal:#0FB8A6;
  --teal-soft:#E4F7F4;
  --orange:#F08C2E;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --ink:#17202E;
  --ink-2:#4A5568;
  --ink-3:#8A94A6;
  --line:#E3E9F2;
  --ok:#12A876;
  --radius:16px;
  --shadow:0 10px 40px rgba(10,27,51,.08);
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased;font-size:16px}
::selection{background:rgba(29,93,242,.18);color:var(--navy)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(29,93,242,.32);outline-offset:3px}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ 顶栏 ============ */
.header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.admin-bar .header{top:32px}
.header.scrolled{box-shadow:0 10px 34px rgba(10,27,51,.1);border-bottom-color:transparent}
.header-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--blue),var(--navy-3));display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
.brand-name{font-weight:900;font-size:19px;letter-spacing:.5px;color:var(--navy);line-height:1.2}
.brand-name small{display:block;font-size:10.5px;font-weight:500;letter-spacing:2.2px;color:var(--ink-3)}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:8px 15px;border-radius:9px;font-size:15px;font-weight:500;color:var(--ink-2);transition:.2s;position:relative}
.nav a:hover{color:var(--blue);background:var(--blue-soft)}
.nav a.active{color:var(--blue);font-weight:700}
.nav a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2.5px;border-radius:2px;background:var(--blue)}
.header-cta{flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;font-weight:700;font-size:15px;transition:.25s;line-height:1.2}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 24px rgba(29,93,242,.28)}
.btn-primary:hover{background:#1249d6;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-3)}
.btn-line{border:1.5px solid var(--blue);color:var(--blue)}
.btn-line:hover{background:var(--blue-soft)}
.btn-lg{padding:15px 34px;font-size:16px}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--navy);flex-shrink:0}
.nav-toggle svg{width:22px;height:22px}

/* ============ 视图切换 ============ */
.view{display:none}
.view.active{display:block;animation:fadeUp .5s ease both}
.content-page{padding:140px 0 80px;min-height:70vh}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ============ Hero ============ */
.hero{position:relative;background:linear-gradient(150deg,var(--navy) 0%,var(--navy-2) 55%,#123061 100%);color:#fff;overflow:hidden;padding:168px 0 96px}
.hero-bg{position:absolute;inset:0;opacity:.5;mix-blend-mode:screen}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 30% 40%,#000 20%,transparent 75%)}
.hero-glow{position:absolute;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(29,93,242,.38),transparent 65%);top:-160px;right:-120px;filter:blur(10px)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);font-size:13px;font-weight:500;letter-spacing:1.6px;color:#CFE0FF;margin-bottom:26px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(15,184,166,.25)}
.hero h1{font-size:52px;line-height:1.22;font-weight:900;letter-spacing:.5px;margin-bottom:24px}
.hero h1 .hl{background:linear-gradient(90deg,#5B9BFF,#2FD8C3);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17.5px;color:#B9C7E0;max-width:560px;margin-bottom:34px;font-weight:300}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:46px}
.hero-trust{display:flex;gap:0;border-top:1px solid rgba(255,255,255,.12);padding-top:26px;flex-wrap:wrap}
.trust-item{flex:1;min-width:130px;padding-right:20px}
.trust-item + .trust-item{border-left:1px solid rgba(255,255,255,.12);padding-left:24px}
.trust-item b{display:block;font-size:25px;font-weight:900;color:#fff;line-height:1.2}
.trust-item b i{font-style:normal;color:#7FA8F7;font-size:16px;margin-left:2px}
.trust-item span{font-size:12.5px;color:#8FA3C4;letter-spacing:1px}

/* 搜索演示卡（签名元素：声誉排名条） */
.demo-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:26px;backdrop-filter:blur(8px);box-shadow:0 30px 80px rgba(0,0,0,.35)}
.demo-top{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}
.demo-dots{display:flex;gap:6px}
.demo-dots i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.25)}
.demo-dots i:first-child{background:var(--orange)}
.demo-search{flex:1;display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.1);border-radius:10px;padding:9px 14px;font-size:14px;color:#DCE6F7}
.demo-search svg{width:16px;height:16px;opacity:.7}
.demo-body{padding:18px 0 4px}
.demo-ratio-label{display:flex;justify-content:space-between;font-size:12.5px;color:#9FB2D4;margin-bottom:10px}
.rep-bar{height:14px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;display:flex;margin-bottom:6px}
.rep-bar i{display:block;height:100%;border-radius:999px;transition:width 1.4s cubic-bezier(.22,.8,.3,1)}
.rep-bar .pos{background:linear-gradient(90deg,#12B2A0,#2FD8C3)}
.rep-bar .neg{background:linear-gradient(90deg,#E07B2E,#F5A25D)}
.rep-legend{display:flex;gap:18px;font-size:12px;color:#9FB2D4;margin-bottom:20px}
.rep-legend span{display:inline-flex;align-items:center;gap:6px}
.rep-legend i{width:9px;height:9px;border-radius:3px;display:inline-block}
.rep-list{display:flex;flex-direction:column;gap:11px}
.rep-item{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);font-size:13.5px;color:#D3DEF0;animation:riseIn .6s ease both}
.rep-item .idx{width:22px;height:22px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;flex-shrink:0}
.rep-item.pos .idx{background:rgba(15,184,166,.22);color:#3BE0C8}
.rep-item.neg .idx{background:rgba(240,140,46,.2);color:#FFB37A}
.rep-item .tag{margin-left:auto;font-size:11px;padding:3px 9px;border-radius:999px;flex-shrink:0}
.rep-item.pos .tag{background:rgba(15,184,166,.18);color:#4BE6CF}
.rep-item.neg .tag{background:rgba(240,140,46,.16);color:#FFB37A}
.rep-item .sink{opacity:.72}
@keyframes riseIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}

/* ============ 区块通用 ============ */
.section{padding:96px 0}
.section-head{max-width:720px;margin-bottom:56px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:2.4px;color:var(--blue);margin-bottom:14px}
.kicker::before{content:"";width:22px;height:2.5px;border-radius:2px;background:var(--blue)}
.section-head.center .kicker::after{content:"";width:22px;height:2.5px;border-radius:2px;background:var(--blue)}
.section-title{font-size:36px;font-weight:900;line-height:1.3;color:var(--navy);letter-spacing:.5px}
.section-desc{margin-top:16px;font-size:16px;color:var(--ink-2)}
.grid{display:grid;gap:24px}

/* ============ 数据能力条 ============ */
.stats-band{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);border-radius:24px;padding:52px 48px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stats-band::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(29,93,242,.45),transparent 65%);right:-120px;top:-160px}
.stats-band::after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(15,184,166,.3),transparent 65%);left:-80px;bottom:-120px}
.stat{position:relative;z-index:1;text-align:center;padding:8px 0}
.stat b{display:block;font-size:44px;font-weight:900;line-height:1.1;letter-spacing:-.5px}
.stat b em{font-style:normal;color:#6FA7FF;font-size:24px;margin-left:3px}
.stat span{font-size:14px;color:#93A7C8;letter-spacing:1.5px}
.stat + .stat{border-left:1px solid rgba(255,255,255,.13)}

/* ============ 核心业务卡 ============ */
.biz-grid{grid-template-columns:repeat(4,1fr)}
.biz-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s;display:flex;flex-direction:column;box-shadow:0 4px 18px rgba(10,27,51,.035)}
.biz-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:#CDDBF5}
.biz-thumb{height:190px;overflow:hidden;position:relative;background:var(--navy)}
.biz-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.biz-card:hover .biz-thumb img{transform:scale(1.06)}
.biz-tag{position:absolute;top:14px;left:14px;background:rgba(10,27,51,.72);backdrop-filter:blur(6px);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:1.5px;padding:5px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.2)}
.biz-body{padding:24px 22px 22px;display:flex;flex-direction:column;flex:1}
.biz-body h3{font-size:19px;font-weight:900;color:var(--navy);margin-bottom:10px}
.biz-body h3 span{color:var(--blue)}
.biz-body p{font-size:14px;color:var(--ink-2);flex:1;margin-bottom:16px}
.biz-more{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--blue)}
.biz-more svg{width:15px;height:15px;transition:.25s}
.biz-more:hover svg{transform:translateX(4px)}

/* ============ 三位一体 ============ */
.trinity{background:var(--navy);color:#fff;border-radius:24px;overflow:hidden;position:relative}
.trinity-inner{display:grid;grid-template-columns:1fr 1.2fr;gap:0}
.trinity-visual{min-width:0;padding:56px;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#0E2A54,#0A1B33)}
.trinity-visual img{display:block;width:100%;max-width:460px;height:auto!important;object-fit:contain;border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.trinity-copy{padding:64px 56px}
.trinity-copy .kicker{color:#5FB7FF}
.trinity-copy h3{font-size:30px;font-weight:900;line-height:1.35;margin-bottom:18px}
.trinity-copy p{color:#AFC0DE;font-size:15.5px;margin-bottom:30px;font-weight:300}
.trinity-items{display:flex;flex-direction:column;gap:14px}
.t-item{display:flex;gap:16px;align-items:flex-start;padding:16px 18px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.t-item .ico{width:42px;height:42px;border-radius:11px;background:rgba(29,93,242,.25);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#7FB0FF}
.t-item .ico svg{width:21px;height:21px}
.t-item b{display:block;font-size:15.5px;margin-bottom:3px}
.t-item span{font-size:13px;color:#8FA3C8}

/* ============ 解决方案流程 ============ */
.solution-grid{grid-template-columns:repeat(3,1fr);gap:0;position:relative}
.solution-step{padding:34px 30px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);position:relative;transition:.3s}
.solution-step:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
.solution-step .step-no{font-size:13px;font-weight:900;letter-spacing:2px;color:var(--teal);margin-bottom:18px;display:flex;align-items:center;gap:8px}
.solution-step .step-no::before{content:"";width:30px;height:2.5px;background:var(--teal);border-radius:2px}
.solution-step h4{font-size:19px;font-weight:900;color:var(--navy);margin-bottom:12px}
.solution-step p{font-size:14px;color:var(--ink-2)}
.solution-step ul{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.solution-step li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;align-items:flex-start}
.solution-step li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal);margin-top:8px;flex-shrink:0}
.solution-arrow{position:absolute;top:50%;right:-20px;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;z-index:2;box-shadow:0 6px 18px rgba(29,93,242,.4)}
.solution-arrow svg{width:18px;height:18px}
.solution-step:last-child .solution-arrow{display:none}

/* ============ 优势 ============ */
.adv-grid{grid-template-columns:repeat(3,1fr)}
.adv-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:.3s;position:relative;overflow:hidden;box-shadow:0 4px 18px rgba(10,27,51,.03)}
.adv-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3.5px;background:linear-gradient(90deg,var(--blue),var(--teal));opacity:0;transition:.3s}
.adv-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.adv-card:hover::before{opacity:1}
.adv-no{position:absolute;top:22px;right:24px;font-size:34px;font-weight:900;color:#EEF3FB;letter-spacing:-1px}
.adv-ico{width:52px;height:52px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.adv-ico svg{width:25px;height:25px}
.adv-card h4{font-size:17.5px;font-weight:900;color:var(--navy);margin-bottom:10px}
.adv-card p{font-size:13.8px;color:var(--ink-2)}
.adv-card .adv-metric{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.adv-card .adv-metric i{font-style:normal;font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-soft);padding:4px 11px;border-radius:999px}

/* ============ 案例 ============ */
.case-section{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.case-section::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(29,93,242,.32),transparent 65%);top:-200px;right:-140px}
.case-section .section-title{color:#fff}
.case-section .section-desc{color:#93A7C8}
.case-section .kicker{color:#5FB7FF}
.case-cats{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px;position:relative;z-index:1}
.case-cat{padding:8px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.2);font-size:13.5px;color:#B9C7E0;transition:.25s;font-weight:500}
.case-cat:hover{border-color:#5FB7FF;color:#fff}
.case-cat.active{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:700}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative;z-index:1}
.case-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:24px 22px;transition:.3s;display:flex;flex-direction:column;gap:12px;min-height:100%}
.case-card:hover{background:rgba(255,255,255,.09);transform:translateY(-5px);border-color:rgba(95,183,255,.4)}
.case-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.case-industry{font-size:11.5px;font-weight:700;letter-spacing:1.6px;color:#6FA7FF;background:rgba(29,93,242,.2);padding:4px 11px;border-radius:999px}
.case-type{font-size:11.5px;color:#8FA3C8;border:1px solid rgba(255,255,255,.16);padding:4px 11px;border-radius:999px}
.case-card h4{font-size:17px;font-weight:900;color:#fff}
.case-card p{font-size:13px;color:#A8B8D4;flex:1}
.case-kpi{display:flex;gap:10px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}
.case-kpi i{font-style:normal;font-size:12px;color:#3BE0C8;background:rgba(15,184,166,.14);padding:4px 10px;border-radius:8px;font-weight:600}
.case-note{margin-top:36px;font-size:13px;color:#7E93B8;text-align:center;position:relative;z-index:1}

/* ============ 资讯 ============ */
.home-news-section{background:#EEF3FA}
.home-news-head{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:30px}
.home-news-grid,.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.home-news-card,.news-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 8px 30px rgba(10,27,51,.05);transition:.25s;display:flex;flex-direction:column;height:100%}
.home-news-card{padding:28px}
.home-news-card:hover,.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.home-news-card time,.news-meta{font-size:12px;color:var(--blue);font-weight:700;letter-spacing:.7px}
.home-news-card h3{font-size:19px;line-height:1.45;margin:12px 0 10px;color:var(--navy)}
.home-news-card p{font-size:14px;color:var(--ink-2);margin-bottom:20px;flex:1}
.home-news-card>a,.news-more{font-size:13px;font-weight:700;color:var(--blue);margin-top:auto}
.news-page,.article-page{min-height:70vh}
.news-hero{background:linear-gradient(145deg,var(--navy),#14315C);color:#fff}
.news-layout,.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:34px;align-items:start}
.news-thumb{display:block;aspect-ratio:16/9;background:linear-gradient(145deg,var(--navy),var(--navy-3));overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-thumb-placeholder{height:100%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.4);font-size:38px;font-weight:900;letter-spacing:8px}
.news-card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;gap:12px;margin-bottom:10px}
.news-card h2{font-size:19px;line-height:1.45;color:var(--navy);margin-bottom:10px}
.news-card p{font-size:14px;color:var(--ink-2);margin-bottom:18px;flex:1}
.news-sidebar,.article-sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:104px}
.news-sidebar section,.article-sidebar section{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.news-sidebar h2,.article-sidebar h2{font-size:17px;color:var(--navy);margin-bottom:16px}
.topic-links{display:flex;flex-direction:column;gap:9px}
.topic-links a{padding:10px 12px;border-radius:9px;background:var(--bg);font-size:13px;color:var(--ink-2)}
.topic-links a:hover{color:var(--blue);background:var(--blue-soft)}
.news-sidebar-cta{background:linear-gradient(145deg,var(--navy),var(--navy-3))!important;color:#fff}
.news-sidebar-cta span{font-size:12px;color:#8EB5FF;letter-spacing:1px}.news-sidebar-cta h2{color:#fff!important;line-height:1.5}
.news-empty{padding:70px 30px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px}
.news-empty>span{font-size:12px;color:var(--blue);font-weight:800;letter-spacing:2px}.news-empty h2{margin:10px 0;color:var(--navy)}.news-empty p{color:var(--ink-2)}
.archive-description{max-width:760px;color:#B9C7E0;font-size:16px}.archive-description p{margin:0}.topic-links a{display:flex;justify-content:space-between;gap:12px}.topic-links a span{color:var(--ink-3);font-size:12px}
.news-pagination{margin-top:36px}.news-pagination ul{display:flex;gap:8px}.news-pagination a,.news-pagination span{display:flex;min-width:38px;height:38px;padding:0 10px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:9px;background:#fff}.news-pagination .current{background:var(--blue);color:#fff;border-color:var(--blue)}
.article-layout{padding-top:128px;padding-bottom:90px}.article-main{min-width:0;background:#fff;border:1px solid var(--line);border-radius:20px;padding:42px}.article-breadcrumb{display:flex;gap:9px;font-size:13px;color:var(--ink-3);margin-bottom:28px}.article-category{display:inline-flex;padding:5px 12px;border-radius:999px;background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:700}.article-header h1{font-size:38px;line-height:1.35;color:var(--navy);margin:15px 0}.article-meta{display:flex;gap:18px;color:var(--ink-3);font-size:13px}.article-cover{margin:30px 0}.article-cover img{width:100%;height:auto;border-radius:16px}.article-content{font-size:16px;line-height:1.95;color:#2D3748}.article-content h2{font-size:26px;color:var(--navy);margin:36px 0 14px}.article-content h3{font-size:20px;color:var(--navy);margin:28px 0 12px}.article-content p,.article-content ul,.article-content ol{margin-bottom:18px}.article-content img{height:auto;border-radius:12px}.article-tags{display:flex;gap:9px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px;margin-top:36px}.article-tags a{font-size:12px;padding:5px 10px;background:var(--bg);border-radius:999px}.article-prev-next{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.article-prev-next>div{padding:18px;border:1px solid var(--line);border-radius:12px}.article-prev-next>div:last-child{text-align:right}.article-prev-next span{display:block;font-size:12px;color:var(--ink-3);margin-bottom:5px}.article-prev-next a{font-size:14px;font-weight:700;color:var(--navy)}.article-sidebar ol{padding-left:20px}.article-sidebar li{margin-bottom:12px;font-size:13px;line-height:1.5}

/* ============ 服务流程 ============ */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:flow}
.flow-step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 20px;text-align:center;position:relative;transition:.3s}
.flow-step:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.flow-step::before{counter-increment:flow;content:counter(flow,decimal-leading-zero);display:block;width:46px;height:46px;margin:0 auto 16px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--navy-3));color:#fff;font-size:15px;font-weight:900;display:flex;align-items:center;justify-content:center}
.flow-step b{display:block;font-size:15.5px;color:var(--navy);margin-bottom:8px}
.flow-step span{font-size:12.5px;color:var(--ink-3)}
.flow-arrow{position:absolute;top:50%;right:-13px;transform:translateY(-50%);color:#C4D0E4;z-index:2}
.flow-step:last-child .flow-arrow{display:none}
.flow-arrow svg{width:16px;height:16px}

/* ============ CTA ============ */
.cta-band{background:linear-gradient(135deg,var(--navy) 0%,#0E2A54 100%);border-radius:26px;padding:64px 56px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(29,93,242,.4),transparent 65%);right:-100px;top:-140px}
.cta-band::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(15,184,166,.3),transparent 65%);left:120px;bottom:-120px}
.cta-copy{position:relative;z-index:1}
.cta-copy h3{font-size:30px;font-weight:900;margin-bottom:12px}
.cta-copy p{color:#AFC0DE;font-size:15.5px;max-width:560px;font-weight:300}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.footer{background:var(--navy);color:#8FA3C8;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:52px}
.footer-brand p{font-size:13.5px;line-height:1.9;margin-top:18px;max-width:340px;color:#7E93B8}
.footer h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:20px;letter-spacing:.5px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:13.5px;transition:.2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact{display:flex;flex-direction:column;gap:14px;font-size:13.5px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact svg{width:17px;height:17px;flex-shrink:0;margin-top:3px;color:#5FB7FF}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#61779C}
.footer-bottom a{color:#7E93B8}
.footer-bottom a:hover{color:#fff}

/* ============ 业务页 ============ */
.page-hero{background:linear-gradient(150deg,var(--navy),var(--navy-2));color:#fff;padding:150px 0 74px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,#000,transparent 82%)}
.page-hero::after{content:"";position:absolute;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(29,93,242,.35),transparent 65%);right:-120px;top:-140px}
.page-hero .container{position:relative;z-index:1}
.page-hero .eyebrow{margin-bottom:18px}
.page-hero h1{font-size:42px;font-weight:900;margin-bottom:16px;line-height:1.25}
.page-hero p{color:#B9C7E0;max-width:680px;font-size:16px;font-weight:300}
.svc-layout{display:grid;grid-template-columns:280px 1fr;gap:44px;padding:72px 0 96px}
.svc-nav{position:sticky;top:96px;align-self:start;display:flex;flex-direction:column;gap:8px}
.svc-nav a{display:flex;align-items:center;gap:12px;padding:15px 18px;border-radius:13px;border:1px solid var(--line);background:var(--card);font-size:15px;font-weight:600;color:var(--ink-2);transition:.25s}
.svc-nav a .n{width:28px;height:28px;border-radius:9px;background:#EEF3FB;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:900;flex-shrink:0}
.svc-nav a.active{background:var(--navy);border-color:var(--navy);color:#fff}
.svc-nav a.active .n{background:var(--blue);color:#fff}
.svc-nav a:hover:not(.active){border-color:var(--blue);color:var(--blue)}
.svc-nav a:hover:not(.active) .n{background:var(--blue-soft)}
.svc-panel{display:none;scroll-margin-top:112px}
.svc-panel.active{display:block;animation:fadeUp .45s ease both}
.admin-bar .svc-panel{scroll-margin-top:144px}
.svc-block{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:38px 36px;margin-bottom:26px}
.svc-block h2{font-size:23px;font-weight:900;color:var(--navy);margin-bottom:14px;display:flex;align-items:center;gap:12px}
.svc-block h2 .bar{width:5px;height:24px;border-radius:3px;background:linear-gradient(180deg,var(--blue),var(--teal))}
.svc-block .lead{font-size:15px;color:var(--ink-2);margin-bottom:24px}
.svc-block h3{font-size:16.5px;font-weight:900;color:var(--navy);margin:26px 0 14px}
.svc-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.svc-feat{padding:20px 18px;border-radius:13px;background:var(--bg);border:1px solid var(--line)}
.svc-feat .fi{width:40px;height:40px;border-radius:11px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:13px}
.svc-feat .fi svg{width:20px;height:20px}
.svc-feat b{display:block;font-size:14.5px;color:var(--navy);margin-bottom:6px}
.svc-feat span{font-size:12.8px;color:var(--ink-2);line-height:1.65}
.svc-list{display:flex;flex-direction:column;gap:12px}
.svc-list li{display:flex;gap:13px;padding:16px 18px;border-radius:13px;background:var(--bg);border:1px solid var(--line);font-size:14px;color:var(--ink-2);align-items:flex-start}
.svc-list li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);margin-top:8px;flex-shrink:0}
.svc-numbers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.svc-num{text-align:center;padding:26px 14px;border-radius:14px;background:var(--navy);color:#fff}
.svc-num b{display:block;font-size:30px;font-weight:900;line-height:1.2}
.svc-num b em{font-style:normal;color:#6FA7FF;font-size:16px}
.svc-num span{font-size:12.5px;color:#93A7C8;letter-spacing:1px}
.svc-steps{display:flex;flex-direction:column;gap:12px;counter-reset:svc}
.svc-step{display:flex;gap:18px;align-items:flex-start;padding:18px 20px;border-radius:14px;background:var(--bg);border:1px solid var(--line)}
.svc-step::before{counter-increment:svc;content:counter(svc,decimal-leading-zero);width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--navy-3));color:#fff;font-weight:900;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.svc-step b{display:block;font-size:15px;color:var(--navy);margin-bottom:4px}
.svc-step span{font-size:13px;color:var(--ink-2)}
.svc-warn{background:#FFF7EC;border:1px solid #F4DDBB;border-radius:14px;padding:18px 22px;font-size:13.5px;color:#8A5B24;display:flex;gap:12px;align-items:flex-start}
.svc-warn svg{width:20px;height:20px;flex-shrink:0;margin-top:2px;color:var(--orange)}
.service-breadcrumb{display:flex;gap:9px;align-items:center;color:#91A6C8;font-size:13px;margin-bottom:18px}.service-breadcrumb a:hover{color:#fff}
.service-detail-layout{padding:54px 24px 96px}.service-detail-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}.service-detail-nav a{padding:14px 16px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:12px;color:var(--ink-2);font-size:14px;font-weight:700;transition:.2s}.service-detail-nav a:hover{color:var(--blue);border-color:#BFD0F2}.service-detail-nav a.active{color:#fff;background:var(--navy);border-color:var(--navy)}
.service-detail-content .svc-panel{display:block;animation:none}.service-detail-content .svc-block{box-shadow:0 7px 28px rgba(10,27,51,.045)}
.service-detail-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;background:linear-gradient(135deg,var(--navy),var(--navy-3));border-radius:22px;color:#fff;padding:36px 40px;margin-top:28px}.service-detail-cta span{font-size:11px;letter-spacing:1.8px;color:#76A8FF}.service-detail-cta h2{font-size:23px;line-height:1.45;margin-top:7px}

/* ============ 案例页 ============ */
.case-page-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:56px 0 20px}
.case-page-grid .case-card{background:var(--card);border-color:var(--line);color:var(--ink)}
.case-page-grid .case-card h4{color:var(--navy)}
.case-page-grid .case-card p{color:var(--ink-2)}
.case-page-grid .case-industry{color:#fff;background:var(--blue)}
.case-page-grid .case-type{color:var(--ink-3);border-color:var(--line)}
.case-page-grid .case-kpi i{background:var(--teal-soft);color:var(--teal)}
.case-page-grid .case-kpi{border-color:var(--line)}
.case-page-grid .case-card:hover{background:#fff;border-color:#CDDBF5}
.case-page-grid .case-card:last-child:nth-child(3n+1){grid-column:2}
.case-hero-extra{padding:56px 0 0}

/* ============ 关于页 ============ */
.about-intro{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:72px 0 24px}
.about-intro h2{font-size:30px;font-weight:900;color:var(--navy);line-height:1.35;margin-bottom:20px}
.about-intro p{font-size:15px;color:var(--ink-2);margin-bottom:16px}
.about-img{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.about-img img{width:100%;height:100%;object-fit:cover;min-height:380px;transition:transform .6s ease}
.about-img:hover img{transform:scale(1.025)}
.about-img .cap{position:absolute;left:18px;bottom:18px;background:rgba(10,27,51,.75);backdrop-filter:blur(8px);color:#fff;font-size:12.5px;letter-spacing:1.5px;padding:9px 16px;border-radius:999px}
.milestones{display:flex;flex-direction:column;gap:0;margin-top:8px}
.milestone{display:flex;gap:26px;position:relative;padding-bottom:34px}
.milestone::before{content:"";position:absolute;left:13px;top:30px;bottom:0;width:2px;background:var(--line)}
.milestone:last-child::before{display:none}
.milestone .dot{width:28px;height:28px;border-radius:50%;background:var(--blue-soft);border:2.5px solid var(--blue);flex-shrink:0;position:relative;z-index:1;margin-top:2px}
.milestone .year{font-size:13px;font-weight:900;color:var(--blue);letter-spacing:1.5px;margin-bottom:5px}
.milestone h4{font-size:16.5px;color:var(--navy);font-weight:900;margin-bottom:6px}
.milestone p{font-size:13.8px;color:var(--ink-2)}
.value-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.value-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:.3s}
.value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.value-card .vi{width:54px;height:54px;margin:0 auto 16px;border-radius:15px;background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;display:flex;align-items:center;justify-content:center}
.value-card .vi svg{width:26px;height:26px}
.value-card h4{font-size:16.5px;font-weight:900;color:var(--navy);margin-bottom:8px}
.value-card p{font-size:13px;color:var(--ink-2)}

/* ============ 联系页 ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;padding:64px 0 96px}
.contact-info{display:flex;flex-direction:column;gap:18px}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;display:flex;gap:18px;align-items:flex-start;transition:.25s}
.contact-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#CFDCF3}
.contact-card .ci{width:48px;height:48px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-card .ci svg{width:23px;height:23px}
.contact-card b{display:block;font-size:15px;color:var(--navy);margin-bottom:4px}
.contact-card span,.contact-card a{font-size:14px;color:var(--ink-2)}
.contact-form{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:40px 38px;box-shadow:var(--shadow)}
.contact-form h3{font-size:22px;font-weight:900;color:var(--navy);margin-bottom:8px}
.contact-form .form-sub{font-size:13.5px;color:var(--ink-3);margin-bottom:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:7px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 16px;border:1.5px solid var(--line);border-radius:12px;font-family:inherit;font-size:14.5px;color:var(--ink);background:#FBFCFE;transition:.2s;outline:none}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(29,93,242,.1)}
.form-group textarea{resize:vertical;min-height:110px}
.form-tip{font-size:12px;color:var(--ink-3);margin-top:10px}
.form-ok{display:none;margin-top:16px;padding:14px 18px;border-radius:12px;background:var(--teal-soft);border:1px solid #B5E8DF;color:#0B7A68;font-size:14px;font-weight:600}
.form-ok.show{display:block;animation:fadeUp .4s ease both}
.form-ok.is-error{background:#FFF1F2;border-color:#FECDD3;color:#BE123C}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .biz-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .case-page-grid{grid-template-columns:repeat(2,1fr)}
  .case-page-grid .case-card:last-child:nth-child(3n+1){grid-column:auto}
  .case-page-grid .case-card:last-child:nth-child(odd){grid-column:1/-1;width:calc((100% - 22px)/2);justify-self:center}
  .hero h1{font-size:42px}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:none}
  .flow{grid-template-columns:repeat(3,1fr);row-gap:34px}
  .svc-layout{grid-template-columns:1fr}
  .svc-nav{position:static;flex-direction:row;flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:none}
  .svc-nav::-webkit-scrollbar{display:none}
  .svc-nav a{flex:0 0 auto;min-width:190px;scroll-snap-align:start}
  .trinity-inner{grid-template-columns:1fr}
  .value-cards{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav{position:fixed;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 24px 24px;gap:4px;border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(10,27,51,.1);transform:translateY(-130%);transition:.3s;z-index:99}
  .admin-bar .nav{top:104px}
  .nav.open{transform:none}
  .nav a{padding:13px 16px;font-size:16px}
  .nav a.active::after{display:none}
  .nav-toggle{display:flex}
  .header-cta{display:none}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero{padding:130px 0 72px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:15.5px}
  .about-intro{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .solution-grid{grid-template-columns:1fr;gap:18px}
  .solution-arrow{display:none}
  .section{padding:72px 0}
  .section-title{font-size:29px}
  .cta-band{padding:48px 30px}
  .trinity-copy{padding:44px 30px}
  .trinity-visual{padding:36px 30px}
  .home-news-grid,.news-grid{grid-template-columns:1fr 1fr}
  .news-layout,.article-layout{grid-template-columns:1fr}
  .news-sidebar,.article-sidebar{position:static}
  .article-layout{padding-top:110px}.article-main{padding:28px}.article-header h1{font-size:30px}
  .service-detail-nav{grid-template-columns:1fr 1fr}.service-detail-cta{align-items:flex-start;flex-direction:column;padding:30px}
}
@media (max-width:782px){
  .admin-bar .header{top:46px}
  .admin-bar .nav{top:118px}
  .admin-bar .svc-panel{scroll-margin-top:158px}
}
@media (max-width:560px){
  .case-page-grid,.flow,.svc-feats,.svc-numbers{grid-template-columns:1fr}
  .case-page-grid .case-card:last-child:nth-child(odd){grid-column:auto;width:auto;justify-self:stretch}
  .biz-grid,.adv-grid,.case-grid,.value-cards,.home-news-grid{display:flex;overflow-x:auto;gap:14px;scroll-snap-type:x mandatory;scroll-padding-left:24px;margin-left:-24px;margin-right:-24px;padding:2px 24px 16px;scrollbar-width:none}
  .biz-grid::-webkit-scrollbar,.adv-grid::-webkit-scrollbar,.case-grid::-webkit-scrollbar,.value-cards::-webkit-scrollbar,.home-news-grid::-webkit-scrollbar{display:none}
  .biz-grid>*{flex:0 0 min(82vw,310px);scroll-snap-align:start}
  .adv-grid>*,.case-grid>*,.value-cards>*,.home-news-grid>*{flex:0 0 min(84vw,330px);scroll-snap-align:start}
  .stats-band{grid-template-columns:1fr 1fr;padding:38px 26px;gap:22px}
  .stat b{font-size:34px}
  .stat + .stat{border-left:none}
  .trust-item{flex:1 1 45%;margin-bottom:14px}
  .trust-item + .trust-item{border-left:none;padding-left:0}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions .btn{width:100%}
  .case-grid{margin-bottom:8px}
  .home-news-head{align-items:flex-start;flex-direction:column}.news-grid{grid-template-columns:1fr}.article-main{padding:22px}.article-header h1{font-size:25px}.article-prev-next{grid-template-columns:1fr}.article-prev-next>div:last-child{text-align:left}
  .service-detail-layout{padding:34px 24px 72px}.service-detail-nav{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;margin-left:-24px;margin-right:-24px;padding:0 24px 12px;scrollbar-width:none}.service-detail-nav::-webkit-scrollbar{display:none}.service-detail-nav a{flex:0 0 170px;scroll-snap-align:start}.service-detail-cta h2{font-size:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}