/* ============================================================
   上海韵悦信息技术有限公司 官网样式
   设计：衬线标题 + 无衬线正文；鸢尾紫主色（Evidence 色系）+ 奶油底
   结构：对齐 penglink 骨架 —— 吸顶导航 / 全屏 Hero / 锚点业务区 / 数据 / 案例 / CTA / 页脚
   断点：>=1200 桌面 / 768-1199 平板 / <768 手机
   ============================================================ */
:root{
  /* —— Evidence 紫主色系 —— */
  --navy:#6b5eaa;          /* 原主色位（兼容旧变量名），现为主紫 */
  --navy-2:#524688;        /* 深紫 */
  --navy-3:#7d70b8;        /* 中紫（hover / 链接） */
  --gold:#c8a15a;          /* 保留变量名；现用作暖调点缀 */
  --gold-soft:#e6d3a8;
  --ink:#2b2b3a;
  --text:#4a4a5c;
  --muted:#8a8a9c;
  --line:#e8e3f0;
  --bg:#ffffff;
  --bg-soft:#f7f2e9;       /* 奶油底 */
  --bg-navy:#3d3566;       /* 深紫底（页脚 / 深色区） */
  --purple:#6b5eaa;
  --purple-deep:#524688;
  --purple-soft:#a89ccf;
  --cream:#f7f2e9;
  --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --shadow:0 2px 10px rgba(82,70,136,.07);
  --shadow-lg:0 12px 32px rgba(82,70,136,.14);
  --radius:6px;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--sans);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s,opacity .2s;}
a:hover{color:var(--purple);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--navy-2);font-weight:700;line-height:1.35;margin:0;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.ico{width:16px;height:16px;fill:currentColor;flex:0 0 auto;vertical-align:-2px;}

/* ---------------------------------------------------------- header */
.site-header{position:sticky;top:0;z-index:60;background:#fff;transition:box-shadow .25s;}
.site-header.scrolled{box-shadow:0 1px 0 var(--line),0 6px 24px rgba(82,70,136,.07);}
.topbar{background:var(--purple-deep);color:#e6e0f5;font-size:13px;}
.topbar-in{display:flex;gap:24px;align-items:center;height:38px;}
.tb-item{display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.tb-item .ico{opacity:.7;}
.topbar .tb-hide-sm:last-child{margin-left:auto;}
.navbar{background:#fff;}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand-mark{
  width:44px;height:44px;flex:0 0 auto;border-radius:4px;
  background:linear-gradient(135deg,var(--purple-deep) 0%,var(--purple) 100%);
  color:#fff;font-family:var(--serif);font-size:24px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}
.brand-logo{width:44px;height:44px;object-fit:contain;}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-text strong{font-family:var(--serif);font-size:20px;color:var(--purple-deep);letter-spacing:.5px;line-height:1.25;white-space:nowrap;}
.brand-text em{font-style:normal;font-size:10px;color:var(--muted);letter-spacing:.6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px;}
.nav{display:flex;align-items:center;gap:4px;}
.nav a{padding:10px 14px;font-size:15px;color:var(--ink);position:relative;white-space:nowrap;}
.nav a::after{content:"";absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--purple);transform:scaleX(0);transition:transform .25s;}
.nav a:hover::after,.nav a.on::after{transform:scaleX(1);}
.nav a.on{color:var(--purple-deep);font-weight:600;}
.nav-cta{
  margin-left:8px;background:var(--purple);color:#fff !important;border-radius:var(--radius);
  padding:10px 20px !important;font-size:14px;
}
.nav-cta:hover{background:var(--purple-deep);}
.nav-cta::after{display:none !important;}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:var(--radius);cursor:pointer;padding:12px 10px;flex-direction:column;
  justify-content:space-between;
}
.menu-btn span{display:block;height:2px;background:var(--purple-deep);border-radius:2px;transition:.25s;}
.menu-btn.open span:nth-child(1){transform:translateY(9px) rotate(45deg);}
.menu-btn.open span:nth-child(2){opacity:0;}
.menu-btn.open span:nth-child(3){transform:translateY(-9px) rotate(-45deg);}

/* --------------------------------------------------------- hero */
.hero{position:relative;background:var(--bg-navy) center/cover no-repeat;color:#fff;overflow:hidden;min-height:640px;display:flex;align-items:center;}
.hero.no-img{background:linear-gradient(120deg,#3d3566 0%,#524688 55%,#6b5eaa 100%);}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(45,38,78,.88) 0%,rgba(45,38,78,.62) 52%,rgba(45,38,78,.22) 100%);}
.hero-in{position:relative;z-index:2;padding:130px 0 140px;max-width:800px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:2px;
  color:var(--purple-soft);margin-bottom:22px;
}
.hero-eyebrow::before{content:"";width:34px;height:1px;background:var(--purple-soft);opacity:.8;}
.hero h1{font-size:clamp(30px,4.2vw,54px);color:#fff;letter-spacing:1.5px;margin-bottom:20px;line-height:1.28;}
.hero-en{
  font-size:clamp(12px,1.2vw,14px);color:#c9c1e4;letter-spacing:2.4px;
  text-transform:uppercase;margin-bottom:32px;font-style:normal;
}
.hero p{font-size:clamp(15px,1.5vw,18px);color:#ddd7f0;margin-bottom:34px;max-width:640px;}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.hero-scroll{
  position:absolute;left:50%;bottom:30px;transform:translateX(-50%);z-index:3;
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.35);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;
  animation:bob 2.4s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0);}50%{transform:translate(-50%,8px);}}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:var(--radius);
  font-size:15px;cursor:pointer;border:1px solid transparent;transition:.22s;line-height:1.2;
}
.btn-primary{background:var(--purple);color:#fff;font-weight:600;}
.btn-primary:hover{background:var(--purple-deep);color:#fff;transform:translateY(-1px);}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-navy{background:var(--purple-deep);color:#fff;}
.btn-navy:hover{background:var(--purple);color:#fff;}
.btn-line{border-color:var(--line);color:var(--purple-deep);background:#fff;}
.btn-line:hover{border-color:var(--purple);color:var(--purple);}

/* 首页轮播 */
.slides{position:relative;}
.slide{display:none;position:relative;background:var(--bg-navy) center/cover no-repeat;min-height:620px;align-items:center;}
.slide.on{display:flex;}
.slide.no-img{background:linear-gradient(120deg,#3d3566 0%,#524688 55%,#6b5eaa 100%);}
.slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(45,38,78,.9) 0%,rgba(45,38,78,.58) 58%,rgba(45,38,78,.2) 100%);}
.slide-in{position:relative;z-index:2;padding:120px 0 132px;max-width:740px;}
.slide-in h2{font-size:clamp(28px,3.8vw,48px);color:#fff;margin-bottom:16px;letter-spacing:1px;}
.slide-in p{font-size:clamp(15px,1.4vw,17px);color:#ddd7f0;margin-bottom:28px;}
.dots{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;gap:10px;z-index:5;}
.dots button{width:34px;height:4px;border:0;border-radius:2px;background:rgba(255,255,255,.35);cursor:pointer;padding:0;}
.dots button.on{background:var(--purple-soft);}

/* 数据条 */
.stats{background:var(--purple-deep);color:#fff;}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:40px 20px;text-align:center;border-right:1px solid rgba(255,255,255,.12);}
.stat:last-child{border-right:0;}
.stat b{display:block;font-family:var(--serif);font-size:42px;color:#fff;line-height:1.1;letter-spacing:1px;}
.stat b i{font-style:normal;font-size:20px;color:var(--purple-soft);margin-left:3px;}
.stat span{font-size:14px;color:#cfc7e8;}

/* --------------------------------------------------- section通用 */
.section{padding:96px 0;}
.section.soft{background:var(--cream);}
.section.dark{background:var(--bg-navy);color:#d5cfe8;}
.section.dark h2,.section.dark h3{color:#fff;}
.sec-head{text-align:center;max-width:760px;margin:0 auto 56px;}
.sec-head .eyebrow{
  display:inline-block;font-size:12px;letter-spacing:3px;color:var(--purple);
  text-transform:uppercase;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(24px,2.8vw,36px);margin-bottom:14px;letter-spacing:.5px;}
.sec-head p{color:var(--muted);font-size:15px;margin:0;}
.section.dark .sec-head p{color:#b4abd2;}
.sec-head.left{text-align:left;margin-left:0;}
.sec-foot{text-align:center;margin-top:46px;}

/* 卡片网格 */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.25s;display:flex;flex-direction:column;position:relative;
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:#ded7ee;}
.card:hover h3{color:var(--purple);}
.card-body{padding:28px 26px;flex:1;display:flex;flex-direction:column;}
.card h3{font-size:19px;margin-bottom:10px;transition:color .2s;}
.card p{font-size:14px;color:var(--muted);margin:0;flex:1;}
.card .more{margin-top:18px;font-size:13px;color:var(--purple);display:inline-flex;align-items:center;gap:6px;}
.card .more .ico{width:14px;height:14px;transition:transform .2s;}
.card:hover .more .ico{transform:translateX(4px);}
.card-icon{
  width:62px;height:62px;border-radius:8px;background:var(--cream);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
  border:1px solid var(--line);
}
.card-icon .ico{width:28px;height:28px;fill:var(--purple);}
.card-media{aspect-ratio:16/10;background:var(--cream);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media.ph{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0ecfa,#e2dcf2);}
.card-media.ph .ico{width:36px;height:36px;fill:#b8aed6;}
.tag{
  display:inline-block;font-size:12px;padding:3px 10px;border-radius:2px;
  background:rgba(107,94,170,.09);color:var(--purple);margin-bottom:12px;
}
.tag.gold{background:rgba(200,161,90,.16);color:#96702a;}

/* 服务卡（带左紫线） */
.svc-card{border-left:3px solid transparent;}
.svc-card:hover{border-left-color:var(--purple);}

/* ================= 锚点业务区（penglink 式：左锚点 + 右大图） ================= */
.anchor-wrap{display:grid;grid-template-columns:230px 1fr;gap:60px;align-items:start;}
.anchor-nav{position:sticky;top:150px;display:flex;flex-direction:column;gap:4px;}
.anchor-nav a{
  display:flex;align-items:center;gap:10px;padding:14px 0;font-size:15px;
  color:#b4abd2;border:0;transition:.25s;position:relative;
}
.anchor-nav a::before{
  content:"";width:20px;height:1px;background:currentColor;opacity:.5;
  transition:width .25s,opacity .25s;flex:0 0 auto;
}
.anchor-nav a.on{color:#fff;font-weight:600;}
.anchor-nav a.on::before{width:34px;opacity:1;background:var(--purple-soft);}
.anchor-nav a:hover{color:#fff;}

.anchor-body{display:flex;flex-direction:column;gap:70px;}
.anchor-block{scroll-margin-top:130px;}
.anchor-block .ab-tag{
  display:inline-block;font-size:12.5px;letter-spacing:1.5px;color:var(--purple-soft);
  margin-bottom:14px;
}
.anchor-block h3{font-size:clamp(26px,3vw,40px);color:#fff;margin-bottom:16px;letter-spacing:.5px;line-height:1.25;}
.anchor-block p{font-size:15.5px;color:#c4bcdd;line-height:1.95;margin:0 0 22px;max-width:620px;}
.anchor-block .ab-media{
  border-radius:10px;overflow:hidden;background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);aspect-ratio:16/8;
}
.anchor-block .ab-media img{width:100%;height:100%;object-fit:cover;}
.anchor-block .ab-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}
.anchor-block .ab-list span{
  font-size:13px;padding:5px 14px;border-radius:30px;
  background:rgba(255,255,255,.07);color:#d8d2ec;border:1px solid rgba(255,255,255,.1);
}

/* ---------------------------------------------------- 页面头 */
.page-hero{
  background:linear-gradient(120deg,#3d3566 0%,#524688 58%,#6b5eaa 100%);
  color:#fff;padding:72px 0 64px;position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-60px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(168,156,207,.3),transparent 68%);
}
.page-hero-in{position:relative;z-index:2;}
.page-hero h1{color:#fff;font-size:clamp(24px,3vw,36px);letter-spacing:1px;margin-bottom:10px;}
.page-hero p{color:#d3cbe9;margin:0;font-size:15px;max-width:760px;}
.crumb{margin-top:14px;font-size:13px;color:#b0a5d0;}
.crumb a:hover{color:#fff;}
.crumb span{margin:0 8px;opacity:.5;}

/* 分类筛选 */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;justify-content:center;}
.filters a{
  padding:8px 20px;border:1px solid var(--line);border-radius:40px;font-size:14px;
  background:#fff;color:var(--text);
}
.filters a:hover{border-color:var(--purple);color:var(--purple);}
.filters a.on{background:var(--purple);border-color:var(--purple);color:#fff;}

/* 列表行（新闻） */
.news-list{border-top:1px solid var(--line);}
.news-row{
  display:grid;grid-template-columns:132px 1fr auto;gap:26px;align-items:center;
  padding:26px 8px;border-bottom:1px solid var(--line);transition:.2s;
}
.news-row:hover{background:var(--cream);}
.date-box{
  text-align:center;border-right:1px solid var(--line);padding-right:10px;
}
.date-box b{display:block;font-family:var(--serif);font-size:30px;color:var(--purple-deep);line-height:1;}
.date-box span{font-size:12px;color:var(--muted);}
.news-row h3{font-size:18px;margin-bottom:8px;}
.news-row p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-row .go{font-size:13px;color:var(--muted);white-space:nowrap;}
.top-badge{
  display:inline-block;font-size:11px;padding:1px 7px;border-radius:2px;
  background:#c0392b;color:#fff;margin-right:8px;vertical-align:2px;
}

/* 详情页排版 */
.detail{display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start;}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:44px;}
.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:28px;}
.article-head h1{font-size:clamp(22px,2.4vw,32px);margin-bottom:14px;}
.article-meta{font-size:13px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap;}
.article-body{font-size:16px;line-height:1.95;color:#3d3d4e;}
.article-body h2{font-size:22px;margin:34px 0 14px;padding-left:12px;border-left:3px solid var(--purple);}
.article-body h3{font-size:18px;margin:26px 0 12px;}
.article-body p{margin:0 0 1.1em;}
.article-body img{border-radius:var(--radius);margin:18px 0;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.1em;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--cream);font-weight:600;color:var(--purple-deep);}
.article-body blockquote{
  margin:18px 0;padding:14px 20px;background:var(--cream);
  border-left:3px solid var(--purple);color:#4a4a5c;
}
.article-body code{background:var(--cream);padding:2px 6px;border-radius:3px;font-size:14px;}
.article-body a{color:var(--purple);border-bottom:1px solid var(--purple-soft);}
.pager{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line);font-size:14px;}
.pager a{color:var(--purple);}
.sidebar{position:sticky;top:130px;}
.side-box{border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:22px;background:#fff;}
.side-box h4{font-size:16px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line);}
.side-box li{padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;}
.side-box li:last-child{border-bottom:0;}
.side-box li a{display:block;color:var(--text);}
.side-box li a:hover{color:var(--purple);padding-left:4px;}
.side-cta{background:var(--purple-deep);color:#d5cfe8;border:0;}
.side-cta h4{color:#fff;border-color:rgba(255,255,255,.15);}
.side-cta p{font-size:14px;color:#b4abd2;margin:0 0 16px;}
.side-cta .phone{font-family:var(--serif);font-size:22px;color:#fff;display:block;}

/* 分页 */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:46px;flex-wrap:wrap;}
.pagination a,.pagination span{
  min-width:40px;height:40px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius);font-size:14px;background:#fff;color:var(--text);
}
.pagination a:hover{border-color:var(--purple);color:var(--purple);}
.pagination .cur{background:var(--purple);border-color:var(--purple);color:#fff;}
.pagination .dis{color:#c9c3da;}

/* 联系页 */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:46px;align-items:start;}
.info-card{
  display:flex;gap:16px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:16px;background:#fff;
}
.info-card .ic{
  width:44px;height:44px;flex:0 0 auto;border-radius:6px;background:var(--cream);
  display:flex;align-items:center;justify-content:center;
}
.info-card .ic .ico{width:20px;height:20px;fill:var(--purple);}
.info-card h4{font-size:15px;margin-bottom:4px;}
.info-card p{margin:0;font-size:14px;color:var(--muted);word-break:break-all;}
.form-box{border:1px solid var(--line);border-radius:var(--radius);padding:34px;background:#fff;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:var(--ink);margin-bottom:7px;font-weight:500;}
.field label em{color:#c0392b;font-style:normal;margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius);
  font-family:inherit;font-size:15px;color:var(--ink);background:#fff;transition:.2s;
}
.field textarea{min-height:132px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(107,94,170,.1);
}
.form-tip{font-size:12px;color:var(--muted);margin-top:6px;}
.flash{padding:13px 18px;border-radius:var(--radius);margin-bottom:20px;font-size:14px;}
.flash.ok{background:#eef8f1;border:1px solid #cbe8d6;color:#256b41;}
.flash.error{background:#fdf0ef;border:1px solid #f4d2ce;color:#a53227;}

/* 富文本正文（关于我们） */
.prose{font-size:16px;line-height:2;color:#3d3d4e;}
.prose h2{font-size:23px;margin:36px 0 16px;padding-left:13px;border-left:3px solid var(--purple);}
.prose h3{font-size:18px;margin:28px 0 12px;}
.prose ul,.prose ol{padding-left:22px;margin:0 0 1.1em;list-style:disc;}
.prose ol{list-style:decimal;}
.prose li{margin-bottom:8px;}
.prose img{border-radius:var(--radius);margin:18px 0;}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;}
.prose th,.prose td{border:1px solid var(--line);padding:11px 13px;text-align:left;}
.prose th{background:var(--cream);color:var(--purple-deep);}
.prose blockquote{margin:18px 0;padding:14px 20px;background:var(--cream);border-left:3px solid var(--purple);}
.two-col{display:grid;grid-template-columns:1.25fr .75fr;gap:52px;align-items:center;}

/* ------------------------------------------------------- footer */
.site-footer{background:var(--bg-navy);color:#b4abd2;font-size:14px;padding-top:66px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:46px;}
.foot-col h4{color:#fff;font-size:16px;margin-bottom:20px;position:relative;padding-bottom:12px;}
.foot-col h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--purple-soft);}
.foot-col li{margin-bottom:11px;}
.foot-col a:hover{color:#fff;}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.foot-brand .brand-mark{width:40px;height:40px;font-size:21px;}
.foot-brand img{width:40px;height:40px;object-fit:contain;background:#fff;border-radius:4px;padding:3px;}
.foot-brand strong{font-family:var(--serif);font-size:18px;color:#fff;}
.foot-about p{color:#a79dc9;font-size:13.5px;line-height:1.85;margin:0;}
.foot-contact li{display:flex;gap:9px;align-items:flex-start;color:#b4abd2;}
.foot-contact .ico{margin-top:5px;opacity:.65;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0;font-size:13px;color:#9187b3;}
.foot-bottom-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.beian{display:flex;gap:14px;flex-wrap:wrap;}
.beian a:hover{color:#fff;}

/* 回到顶部 */
.to-top{
  position:fixed;right:26px;bottom:30px;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--purple-deep);font-size:18px;cursor:pointer;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.25s;z-index:50;
}
.to-top.on{opacity:1;visibility:visible;}
.to-top:hover{background:var(--purple);color:#fff;border-color:var(--purple);}

/* 错误页 */
.err-box{text-align:center;padding:110px 0;}
.err-box b{display:block;font-family:var(--serif);font-size:88px;color:var(--purple);line-height:1;}
.err-box p{color:var(--muted);margin:20px 0 30px;}

/* 动画 */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s;}
.reveal.in{opacity:1;transform:none;}

/* 服务/能力亮点条 */
.hl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.hl{background:#fff;padding:32px 24px;text-align:center;}
.hl .hl-ico{width:46px;height:46px;margin:0 auto 14px;border-radius:50%;background:var(--cream);display:flex;align-items:center;justify-content:center;}
.hl .hl-ico .ico{width:22px;height:22px;fill:var(--purple);}
.hl h4{font-size:16px;margin-bottom:8px;}
.hl p{font-size:13px;color:var(--muted);margin:0;line-height:1.7;}

/* CTA 区 */
.cta-band{
  background:linear-gradient(120deg,#3d3566 0%,#524688 60%,#6b5eaa 100%);
  color:#fff;padding:72px 0;position:relative;overflow:hidden;
}
.cta-band::after{content:"";position:absolute;right:-80px;bottom:-80px;width:360px;height:360px;background:radial-gradient(circle,rgba(168,156,207,.28),transparent 70%);}
.cta-in{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-in h2{color:#fff;font-size:clamp(22px,2.6vw,32px);margin-bottom:10px;}
.cta-in p{color:#cfc7e8;margin:0;font-size:15px;}

/* ====================================================== 响应式 */
@media (max-width:1199px){
  .wrap{padding:0 20px;}
  .nav a{padding:10px 10px;font-size:14px;}
  .grid-4,.hl-grid{grid-template-columns:repeat(2,1fr);}
  .detail{grid-template-columns:1fr 268px;gap:32px;}
  .foot-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px;}
  .foot-col:last-child{grid-column:1/-1;}
  .two-col{gap:34px;}
  .article{padding:34px;}
  .anchor-wrap{grid-template-columns:200px 1fr;gap:40px;}
}
@media (max-width:991px){
  .brand-text em{display:none;}
  .menu-btn{display:flex;}
  .nav{
    position:fixed;top:116px;left:0;right:0;bottom:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 40px;
    overflow-y:auto;transform:translateX(100%);transition:transform .3s;z-index:55;
    box-shadow:var(--shadow-lg);
  }
  .nav.open{transform:none;}
  .nav a{padding:16px 4px;border-bottom:1px solid var(--line);font-size:16px;}
  .nav a::after{display:none;}
  .nav-cta{margin:18px 0 0;text-align:center;justify-content:center;display:flex;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .stats-in{grid-template-columns:repeat(2,1fr);}
  .stat{border-bottom:1px solid rgba(255,255,255,.12);}
  .stat:nth-child(2n){border-right:0;}
  .detail{grid-template-columns:1fr;}
  .sidebar{position:static;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .two-col{grid-template-columns:1fr;}
  .hero-in{padding:96px 0 104px;}
  .slide-in{padding:92px 0 100px;}
  .section{padding:70px 0;}
  /* 锚点区在窄屏改为上下堆叠 */
  .anchor-wrap{grid-template-columns:1fr;gap:34px;}
  .anchor-nav{position:static;flex-direction:row;flex-wrap:wrap;gap:8px;}
  .anchor-nav a{padding:8px 14px;border:1px solid rgba(255,255,255,.18);border-radius:30px;font-size:14px;}
  .anchor-nav a::before{display:none;}
  .anchor-body{gap:54px;}
  .cta-in{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .topbar-in{height:34px;gap:14px;justify-content:center;}
  .tb-hide-sm{display:none !important;}
  .nav-in{height:64px;}
  .nav{top:98px;}
  .brand-mark,.brand-logo{width:38px;height:38px;font-size:20px;}
  .brand-text strong{font-size:17px;}
  .grid-3,.grid-2,.hl-grid{grid-template-columns:1fr;}
  .grid{gap:20px;}
  .section{padding:52px 0;}
  .sec-head{margin-bottom:34px;}
  .hero{min-height:auto;}
  .hero-in{padding:64px 0 92px;}
  .hero-scroll{display:none;}
  .slide-in{padding:64px 0 88px;}
  .hero-btns .btn{flex:1;justify-content:center;padding:13px 20px;}
  .stats-in{grid-template-columns:repeat(2,1fr);}
  .stat{padding:26px 12px;}
  .stat b{font-size:30px;}
  .news-row{grid-template-columns:1fr;gap:12px;padding:22px 4px;}
  .date-box{display:flex;align-items:baseline;gap:8px;border-right:0;text-align:left;padding:0;}
  .date-box b{font-size:17px;}
  .news-row .go{display:none;}
  .form-row{grid-template-columns:1fr;}
  .form-box,.article{padding:22px 18px;}
  .page-hero{padding:46px 0 42px;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .foot-bottom-in{flex-direction:column;text-align:center;align-items:center;}
  .to-top{right:16px;bottom:20px;width:40px;height:40px;}
  .article-body{font-size:15px;}
  .cta-band{padding:52px 0;}
}
@media print{
  .site-header,.site-footer,.to-top,.sidebar{display:none;}
}