/* =========================================================
   达鑫商务 · 在线设计服务  官网样式
   布局：暗色 Hero（黑） + 亮色内容区（白）
   字体：微软雅黑  |  卡片无边框，仅柔和阴影  |  彩色按钮突出
   ========================================================= */

:root{
  /* 亮色主体 */
  --bg:      #EDF1F7;     /* 页面基础浅灰（卡片为白，故不用纯白） */
  --bg-soft: #F6F8FC;     /* 次级分区（更浅） */
  --ink:     #131A2A;     /* 标题 */
  --text:    #525C72;     /* 正文 */
  --muted:   #8A93A6;     /* 次要 */

  /* 暗色 Hero */
  --dark:    #0A0A0C;
  --dark-2:  #14151B;

  /* 强调色（按钮/点缀 突出） */
  --accent:      #3B6FF5;
  --accent-2:    #6E8BFF;
  --accent-grad: linear-gradient(120deg,#3B6FF5,#6E8BFF);
  --accent-glow: rgba(59,111,245,.40);
  --accent-soft: #EAF0FF;   /* 浅强调底 */

  --hair: #ECEFF4;          /* 极浅分隔（非黑线） */

  --shadow-sm: 0 6px 20px rgba(19,38,80,.06);
  --shadow:    0 18px 44px rgba(19,38,80,.10);
  --shadow-lg: 0 30px 70px rgba(19,38,80,.16);
  --glow:      0 14px 36px rgba(59,111,245,.32);

  --radius:   18px;
  --radius-lg:26px;
  --radius-sm:12px;
  --wrap: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 基础 ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:"Microsoft YaHei","微软雅黑","PingFang SC","Segoe UI",sans-serif;
  color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;max-width:100vw;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;font-weight:700}
svg{display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.center{text-align:center}

/* ---------- 区块标题 ---------- */
.section{padding:108px 0;position:relative;background:var(--bg)}
.section.alt{background:var(--bg-soft)}
.sec-head{max-width:740px;margin:0 auto 60px;text-align:center}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:3px;font-weight:700;
  color:var(--accent);text-transform:uppercase;margin-bottom:18px;
}
.sec-tag::before,.sec-tag::after{content:"";width:22px;height:2px;border-radius:2px;background:var(--accent)}
.sec-title{font-size:40px;letter-spacing:.3px;line-height:1.2;font-weight:800}
.sec-title .accent{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-sub{margin-top:18px;color:var(--muted);font-size:16.5px;line-height:1.8}

/* ---------- 按钮（彩色突出） ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:15px 32px;border-radius:999px;
  font-weight:600;font-size:15px;cursor:pointer;border:none;transition:.35s var(--ease);
  white-space:nowrap;font-family:inherit;
}
.btn svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2}
.btn-accent{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.btn-accent:hover{transform:translateY(-3px);box-shadow:0 22px 50px var(--accent-glow)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.btn-ghost{background:#fff;color:var(--ink);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.btn-hero{background:rgba(255,255,255,.08);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.btn-hero:hover{background:rgba(255,255,255,.16);transform:translateY(-3px)}

/* =========================================================
   悬浮居中胶囊导航（暗色，贯穿全站）
   ========================================================= */
.nav{position:fixed;top:20px;left:50%;transform:translateX(-50%);width:calc(100% - 44px);max-width:1160px;z-index:200}
.nav-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-radius:999px;
  padding:9px 9px 9px 22px;box-shadow:0 14px 40px rgba(19,38,80,.14),inset 0 0 0 1px rgba(19,38,80,.04);
  transition:.4s var(--ease);
}
.nav.scrolled .nav-inner{background:rgba(255,255,255,.96);box-shadow:0 10px 30px rgba(19,38,80,.16),inset 0 0 0 1px rgba(19,38,80,.04)}
.logo{display:flex;align-items:center;gap:11px;justify-self:start}
.logo .custom-logo{height:50px;width:auto}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--accent-grad);display:grid;place-items:center;color:#fff;font-weight:800;font-size:18px;box-shadow:var(--glow)}
.logo-text b{font-size:18px;color:var(--ink);letter-spacing:.5px}
.logo-text small{display:block;font-size:10px;color:var(--muted);letter-spacing:3px;margin-top:-3px}
.menu{display:flex;gap:2px;justify-self:center}
.menu a{position:relative;padding:9px 16px;font-size:14.5px;font-weight:500;color:var(--text);border-radius:999px;transition:.25s}
.menu a:hover{background:var(--accent-soft);color:var(--accent)}
.menu a.active{color:var(--accent)}
.menu a.active::after{content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.nav-cta{justify-self:end;display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:11px 22px;font-size:14px}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:10px;justify-self:end}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* =========================================================
   Hero（黑）
   ========================================================= */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;background:var(--dark);padding:170px 0 100px}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg::before{content:"";position:absolute;top:-12%;left:50%;transform:translateX(-50%);width:920px;height:540px;background:radial-gradient(ellipse at center,var(--accent-glow),transparent 62%);opacity:.5;filter:blur(10px)}
.hero-bg::after{content:"";position:absolute;bottom:-25%;right:-8%;width:620px;height:620px;background:radial-gradient(circle,rgba(110,139,255,.16),transparent 60%)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 80% 62% at 50% 32%,#000 28%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 80% 62% at 50% 32%,#000 28%,transparent 75%)}
.hero .wrap{position:relative;z-index:1;text-align:center}
.hero-pill{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px rgba(255,255,255,.1);border-radius:999px;padding:8px 18px;font-size:13px;color:rgba(255,255,255,.85);margin-bottom:32px}
.hero-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 4px var(--accent-glow)}
.hero h1{font-size:clamp(38px,5.6vw,72px);font-weight:800;line-height:1.12;color:#fff}
.hero h1 .hl{background:linear-gradient(120deg,#7E97FF,#B8C6FF 55%,#fff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin:26px auto 0;font-size:18px;color:rgba(255,255,255,.7);max-width:600px;line-height:1.85}
.hero-actions{display:flex;gap:16px;margin-top:40px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;max-width:860px;margin:72px auto 0;background:rgba(255,255,255,.08);border-radius:var(--radius);overflow:hidden;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.hero-stats .st{background:var(--dark);padding:28px 16px;text-align:center}
.hero-stats .st b{display:block;font-size:38px;font-weight:800;color:#fff;letter-spacing:-1px}
.hero-stats .st b span.u{font-size:19px;color:var(--accent-2)}
.hero-stats .st small{color:rgba(255,255,255,.5);font-size:13px;letter-spacing:.5px}

/* =========================================================
   卡片 / 网格
   ========================================================= */
.grid{display:grid;gap:24px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border-radius:var(--radius);padding:36px 32px;box-shadow:var(--shadow-sm);
  transition:.4s var(--ease);position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.card::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent-grad);transition:.45s var(--ease)}
.card:hover::after{width:100%}

/* 图标 */
.ic{width:56px;height:56px;border-radius:15px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;transition:.4s var(--ease)}
.ic svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

.svc-card .ic{margin-bottom:22px}
.svc-card:hover .ic{background:var(--accent-grad);color:#fff;box-shadow:var(--glow);transform:rotate(-6deg)}
.svc-card h3{font-size:19px;margin-bottom:10px;color:var(--ink)}
.svc-card p{color:var(--muted);font-size:14.5px;line-height:1.7}

/* 核心优势卡 */
.feat-card .ic{margin-bottom:22px;background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.feat-card:hover .ic{transform:rotate(-6deg)}
.feat-card h3{font-size:20px;margin-bottom:12px}
.feat-card p{color:var(--muted);font-size:14.5px;line-height:1.75}

/* 保障 */
.guard{display:flex;gap:18px;align-items:flex-start;background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.35s;position:relative}
.guard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.guard .ic{flex:0 0 48px;width:48px;height:48px}
.guard:hover .ic{background:var(--accent-grad);color:#fff}
.guard h4{font-size:16.5px;margin-bottom:6px;color:var(--ink)}
.guard p{font-size:13.5px;color:var(--muted);line-height:1.7}

/* =========================================================
   合作流程
   ========================================================= */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.flow-step{text-align:center;background:#fff;border-radius:var(--radius);padding:34px 16px;box-shadow:var(--shadow-sm);transition:.35s;position:relative}
.flow-step:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.flow-step .n{width:48px;height:48px;border-radius:14px;margin:0 auto 18px;display:grid;place-items:center;font-weight:800;font-size:18px;color:#fff;background:var(--accent-grad);box-shadow:var(--glow)}
.flow-step h4{font-size:16px;margin-bottom:8px}
.flow-step p{font-size:13px;color:var(--muted);line-height:1.6}

/* =========================================================
   报价卡
   ========================================================= */
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;max-width:900px;margin:0 auto}
.price-card{background:#fff;border-radius:var(--radius-lg);padding:44px 38px;box-shadow:var(--shadow-sm);transition:.4s;position:relative;overflow:hidden}
.price-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.price-card.feature{background:var(--dark);box-shadow:var(--shadow-lg)}
.price-card.feature h3,.price-card.feature .price b{color:#fff}
.price-card.feature .role{color:rgba(255,255,255,.6)}
.price-card.feature .price-sub{color:rgba(255,255,255,.6)}
.price-card.feature .price-sub span b{color:#fff}
.price-card.feature .price-list li{color:rgba(255,255,255,.85)}
.price-card .tier{font-size:12px;letter-spacing:2.5px;color:var(--accent);font-weight:700;text-transform:uppercase}
.price-card.feature .tier{color:var(--accent-2)}
.price-card h3{font-size:25px;margin:10px 0 4px}
.price-card .role{font-size:14px;color:var(--muted);margin-bottom:26px}
.price-card .price{display:flex;align-items:flex-end;gap:7px;margin-bottom:8px}
.price-card .price .cur{font-size:20px;font-weight:700;color:var(--accent)}
.price-card.feature .price .cur{color:var(--accent-2)}
.price-card .price b{font-size:52px;font-weight:800;color:var(--ink);line-height:1;letter-spacing:-1px}
.price-card .price .unit{color:var(--muted);font-size:15px;margin-bottom:8px}
.price-sub{display:flex;gap:20px;margin-bottom:24px;font-size:13px;color:var(--muted)}
.price-sub span b{color:var(--ink)}
.price-list{margin:26px 0;display:grid;gap:13px}
.price-list li{display:flex;gap:11px;font-size:14.5px;color:var(--text);align-items:flex-start}
.price-list li svg{width:18px;height:18px;flex:0 0 18px;stroke:var(--accent);fill:none;stroke-width:2.4;margin-top:4px}
.price-card.feature .price-list li svg{stroke:var(--accent-2)}
.price-card .btn{width:100%;justify-content:center}
.ribbon{position:absolute;top:22px;right:-36px;transform:rotate(45deg);background:var(--accent-grad);color:#fff;font-size:11.5px;font-weight:700;padding:6px 46px;letter-spacing:1px}

/* =========================================================
   新闻
   ========================================================= */
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.4s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.news-thumb{height:188px;position:relative;display:grid;place-items:center;overflow:hidden;background:linear-gradient(135deg,#1B2030,#0E0F15)}
.news-thumb svg{width:46px;height:46px;stroke:var(--accent-2);fill:none;stroke-width:1.3;opacity:.85}
.news-thumb::before{content:"";position:absolute;top:-40%;right:-20%;width:70%;height:140%;background:radial-gradient(circle,var(--accent-glow),transparent 65%);opacity:.5}
.news-thumb .cat{position:absolute;top:16px;left:16px;background:rgba(255,255,255,.92);color:var(--accent);font-size:12px;font-weight:700;padding:5px 13px;border-radius:999px}
.news-body{padding:26px;flex:1;display:flex;flex-direction:column}
.news-date{font-size:13px;color:var(--muted);margin-bottom:12px;letter-spacing:.5px}
.news-card h3{font-size:18px;margin-bottom:12px;line-height:1.55;transition:.3s;color:var(--ink)}
.news-card:hover h3{color:var(--accent)}
.news-card p{font-size:14px;color:var(--muted);flex:1;line-height:1.7}
.news-more{margin-top:18px;font-weight:600;color:var(--accent);font-size:14px;display:inline-flex;align-items:center;gap:6px}

/* =========================================================
   CTA
   ========================================================= */
.cta{background:var(--bg)}
.cta-inner{position:relative;text-align:center;padding:84px 40px;margin:0 28px;border-radius:var(--radius-lg);background:var(--dark);overflow:hidden;box-shadow:var(--shadow-lg)}
.cta-inner::before{content:"";position:absolute;top:-60%;left:50%;transform:translateX(-50%);width:760px;height:520px;background:radial-gradient(ellipse,var(--accent-glow),transparent 65%);opacity:.55}
.cta-inner>*{position:relative}
.cta h2{font-size:38px;margin-bottom:16px;color:#fff}
.cta p{color:rgba(255,255,255,.65);font-size:16.5px;margin-bottom:34px}
.cta .hero-actions{margin-top:0}

/* =========================================================
   页脚（暗）
   ========================================================= */
.footer{background:var(--dark);padding:80px 0 0}
.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:54px}
.footer .logo-text b{color:#fff}
.footer .f-about{font-size:14px;margin:20px 0;color:rgba(255,255,255,.55);line-height:1.9;max-width:330px}
.footer .f-social{display:flex;gap:11px}
.footer .f-social a{width:40px;height:40px;border-radius:11px;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;font-size:14px;transition:.3s}
.footer .f-social a:hover{background:var(--accent-grad);transform:translateY(-3px)}
.footer h5{color:#fff;font-size:15px;margin-bottom:22px;font-weight:600}
.footer ul li{margin-bottom:13px;font-size:14px;color:rgba(255,255,255,.55)}
.footer ul li a:hover{color:var(--accent-2)}
.footer .f-contact li{display:flex;gap:11px;margin-bottom:15px;font-size:14px;align-items:flex-start;color:rgba(255,255,255,.55)}
.footer .f-contact svg{width:17px;height:17px;flex:0 0 17px;stroke:var(--accent-2);fill:none;stroke-width:1.7;margin-top:4px}
.footer-bottom{padding:24px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.4);box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.footer-bottom a:hover{color:var(--accent-2)}

/* =========================================================
   案例展示 · 大气轮播 + 灯箱
   ========================================================= */
.carousel{position:relative}
.pf-viewport{overflow:hidden;border-radius:var(--radius-lg)}
.pf-track{display:flex;gap:24px;transition:transform .65s var(--ease);will-change:transform}
.pf-slide{flex:0 0 calc((100% - 48px)/3);min-width:0}
.pf-card{
  position:relative;border-radius:var(--radius);overflow:hidden;cursor:pointer;
  box-shadow:var(--shadow);aspect-ratio:4/3;background:var(--dark-2);
}
.pf-card img{width:100%;height:100%;object-fit:cover;transition:.6s var(--ease)}
.pf-card:hover img{transform:scale(1.07)}
.pf-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,12,24,.35),transparent 45%);opacity:0;transition:.4s}
.pf-card:hover::after{opacity:1}
.pf-card .ga-zoom{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.7);
  width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.18);backdrop-filter:blur(8px);
  display:grid;place-items:center;opacity:0;transition:.45s var(--ease);
}
.pf-card:hover .ga-zoom{opacity:1;transform:translate(-50%,-50%) scale(1)}
.pf-card .ga-zoom svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round}

/* 轮播控制 */
.pf-ctrl{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:38px}
.pf-btn{
  width:54px;height:54px;border-radius:50%;border:none;cursor:pointer;background:#fff;
  box-shadow:var(--shadow);display:grid;place-items:center;transition:.3s var(--ease);
}
.pf-btn:hover{background:var(--accent-grad);box-shadow:var(--glow)}
.pf-btn:hover svg{stroke:#fff}
.pf-btn svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;transition:.3s}
.pf-btn:disabled{opacity:.35;cursor:default}
.pf-btn:disabled:hover{background:#fff;box-shadow:var(--shadow)}
.pf-btn:disabled:hover svg{stroke:var(--ink)}
.pf-dots{display:flex;align-items:center;gap:9px}
.pf-dots button{width:9px;height:9px;border-radius:50%;border:none;background:#cdd6e6;cursor:pointer;transition:.3s;padding:0}
.pf-dots button.active{width:28px;border-radius:6px;background:var(--accent-grad)}

/* 灯箱 */
.lightbox{
  position:fixed;inset:0;z-index:500;display:flex;align-items:center;justify-content:center;
  background:rgba(8,10,18,.88);backdrop-filter:blur(8px);padding:40px;
  opacity:0;visibility:hidden;transition:.35s var(--ease);
}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{
  max-width:90vw;max-height:85vh;border-radius:16px;box-shadow:0 40px 90px rgba(0,0,0,.6);
  object-fit:contain;transform:scale(.94);transition:.35s var(--ease);
}
.lightbox.open img{transform:scale(1)}
.lightbox .lb-cap{position:absolute;bottom:34px;left:0;right:0;text-align:center;color:#fff;font-size:15px;letter-spacing:1px}
.lightbox .lb-close{
  position:absolute;top:26px;right:30px;width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.12);border:none;cursor:pointer;display:grid;place-items:center;transition:.3s;
}
.lightbox .lb-close:hover{background:rgba(255,255,255,.24);transform:rotate(90deg)}
.lightbox .lb-close svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2.2;stroke-linecap:round}
.lightbox .lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.12);border:none;cursor:pointer;display:grid;place-items:center;transition:.3s;
}
.lightbox .lb-nav:hover{background:rgba(255,255,255,.24)}
.lightbox .lb-nav svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.lightbox .lb-prev{left:24px}
.lightbox .lb-next{right:24px}

/* =========================================================
   内页通用组件
   ========================================================= */
/* 页面横幅（暗） */
.page-hero{position:relative;background:var(--dark);color:#fff;padding:175px 0 84px;overflow:hidden;text-align:center}
.page-hero .wrap{position:relative;z-index:1}
.page-hero .sec-tag{color:var(--accent-2);justify-content:center;display:inline-flex}
.page-hero h1{color:#fff;font-size:clamp(32px,4.4vw,52px);font-weight:800}
.page-hero p{color:rgba(255,255,255,.68);margin-top:16px;font-size:17px;max-width:640px;margin-left:auto;margin-right:auto}
.crumb{margin-top:22px;font-size:14px;color:rgba(255,255,255,.5)}
.crumb a:hover{color:#fff}
.crumb span{margin:0 9px;opacity:.5}

/* 两栏图文 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:var(--dark)}
.split .visual img{width:100%;height:100%;object-fit:cover}
.split h2{font-size:clamp(26px,3vw,34px);margin-bottom:18px;line-height:1.3}
.split .lead{font-size:16.5px;margin-bottom:24px;color:var(--text)}
.check-list{display:grid;gap:15px}
.check-list li{display:flex;gap:13px;align-items:flex-start;font-size:15px;color:var(--text)}
.check-list li .ck{flex:0 0 26px;width:26px;height:26px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-top:3px}
.check-list li .ck svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2.6}
.check-list li b{color:var(--ink)}

/* 统计数字 */
.stat-num{font-size:46px;font-weight:800;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;letter-spacing:-1px}

/* 时间线 */
.timeline{position:relative;max-width:880px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:50%;top:8px;bottom:8px;width:2px;transform:translateX(-50%);background:linear-gradient(var(--accent),var(--accent-2))}
.tl-item{position:relative;width:50%;padding:12px 44px;margin-bottom:6px}
.tl-item:nth-child(odd){left:0;text-align:right}
.tl-item:nth-child(even){left:50%}
.tl-card{background:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow-sm);transition:.35s}
.tl-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.tl-yr{font-size:23px;font-weight:800;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tl-item h4{margin:4px 0 6px;font-size:17px}
.tl-item p{font-size:14px;color:var(--muted);line-height:1.65}
.tl-item::after{content:"";position:absolute;top:22px;width:15px;height:15px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px var(--accent)}
.tl-item:nth-child(odd)::after{right:-7.5px}
.tl-item:nth-child(even)::after{left:-7.5px}

/* 表格 */
.table-wrap{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
table.dx{width:100%;border-collapse:collapse;font-size:14.5px}
table.dx thead th{background:var(--dark);color:#fff;padding:16px 20px;text-align:left;font-weight:600}
table.dx tbody td{padding:14px 20px;color:var(--text)}
table.dx tbody tr:nth-child(even){background:var(--bg-soft)}
table.dx tbody tr:hover{background:var(--accent-soft)}
table.dx td:first-child{font-weight:600;color:var(--ink)}
table.dx .hl{color:var(--accent);font-weight:700}

/* FAQ */
.faq-item{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:16px;overflow:hidden;transition:.3s}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-q{padding:24px 28px;font-weight:600;color:var(--ink);font-size:17px;cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-q .pm{flex:0 0 28px;width:28px;height:28px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-size:18px;transition:.35s;line-height:1}
.faq-item.open .pm{background:var(--accent-grad);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a p{padding:0 28px 24px;color:var(--muted);font-size:14.5px;line-height:1.85}

/* 行业 */
.industry{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.ind-item{background:#fff;border-radius:var(--radius);padding:30px 14px;text-align:center;box-shadow:var(--shadow-sm);transition:.35s}
.ind-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.ind-item .ic{margin:0 auto 14px}
.ind-item:hover .ic{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.ind-item b{font-size:16px;color:var(--ink);display:block}
.ind-item small{font-size:12px;color:var(--muted);letter-spacing:1px}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:40px;align-items:start}
.ci-card{display:flex;gap:16px;background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:.3s;margin-bottom:18px}
.ci-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.ci-card .ic{flex:0 0 50px;width:50px;height:50px;background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.ci-card h4{font-size:16px;margin-bottom:4px}
.ci-card p{font-size:14.5px;color:var(--muted)}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:42px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;padding:13px 16px;border-radius:11px;border:none;background:var(--bg-soft);font-family:inherit;font-size:14.5px;color:var(--ink);transition:.25s;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{box-shadow:0 0 0 3px var(--accent-glow);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form-tip{display:none;margin-top:6px;padding:13px 18px;border-radius:11px;background:var(--accent-soft);color:var(--accent);font-size:14.5px;font-weight:500}

/* 案例页：筛选 + 动态网格 */
.pf-tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:46px}
.pf-tab{padding:10px 24px;border-radius:999px;background:#fff;box-shadow:var(--shadow-sm);font-size:14.5px;font-weight:500;color:var(--text);cursor:pointer;border:none;transition:.3s;font-family:inherit}
.pf-tab:hover{color:var(--accent);transform:translateY(-2px)}
.pf-tab.active{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:248px;gap:20px}
.pf-grid .pf-card{aspect-ratio:auto;height:100%}
.pf-grid .wide{grid-column:span 2}
.pf-grid .tall{grid-row:span 2}

/* 新闻列表行 */
.news-list{display:grid;gap:22px}
.news-row{display:grid;grid-template-columns:260px 1fr;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.4s}
.news-row:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.news-row .news-thumb{height:100%;min-height:180px}
.news-row .news-body{padding:30px 34px}
.news-row .news-body h3{font-size:20px}

/* 服务清单（轻量，非卡片） */
.svc-split{display:grid;grid-template-columns:.9fr 1.55fr;gap:54px;align-items:center}
.svc-split.rev .svc-intro{order:2}
.svc-intro h2{font-size:clamp(26px,3vw,34px);line-height:1.3;margin-bottom:16px}
.svc-intro .lead{font-size:16px;color:var(--text);margin-bottom:24px}
.svc-intro .visual{aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--dark)}
.svc-intro .visual img{width:100%;height:100%;object-fit:cover}
.svc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 18px}
.svc-line{display:flex;gap:15px;align-items:flex-start;padding:16px 16px;border-radius:14px;transition:.3s var(--ease)}
.svc-line:hover{background:#fff;box-shadow:var(--shadow-sm);transform:translateX(4px)}
.svc-line .ic{flex:0 0 44px;width:44px;height:44px;border-radius:12px}
.svc-line .ic svg{width:22px;height:22px}
.svc-line:hover .ic{background:var(--accent-grad);color:#fff}
.svc-line h4{font-size:15.5px;margin-bottom:3px;color:var(--ink)}
.svc-line p{font-size:13px;color:var(--muted);line-height:1.6}

/* 横向时间轴 */
.timeline-h{position:relative;display:grid;grid-template-columns:repeat(7,1fr);margin-top:40px}
.timeline-h::before{content:"";position:absolute;left:6%;right:6%;top:50px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.th-item{text-align:center;padding:0 10px;position:relative}
.th-yr{font-size:24px;font-weight:800;line-height:34px;margin-bottom:16px;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.th-dot{width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px var(--accent);margin:0 auto 22px;position:relative;z-index:1;transition:.3s}
.th-item:hover .th-dot{box-shadow:0 0 0 5px var(--accent-2),0 0 16px var(--accent-glow)}
.th-item h4{font-size:16px;margin-bottom:6px}
.th-item p{font-size:12.5px;color:var(--muted);line-height:1.6}

/* VS 对比 */
.compare{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:940px;margin:0 auto}
.cmp-card{border-radius:var(--radius-lg);padding:40px 34px;box-shadow:var(--shadow-sm);background:#fff;transition:.4s}
.cmp-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.cmp-card.win{background:var(--dark);color:#fff;box-shadow:var(--shadow-lg)}
.cmp-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;padding-bottom:20px;box-shadow:inset 0 -1px 0 var(--hair)}
.cmp-card.win .cmp-head{box-shadow:inset 0 -1px 0 rgba(255,255,255,.14)}
.cmp-head .ic{width:48px;height:48px}
.cmp-card.win .cmp-head .ic{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.cmp-card:not(.win) .cmp-head .ic{background:#eef1f6;color:var(--muted)}
.cmp-head h3{font-size:20px}
.cmp-card.win .cmp-head h3{color:#fff}
.cmp-head small{display:block;font-size:12px;color:var(--muted);font-weight:400;letter-spacing:1px}
.cmp-card.win .cmp-head small{color:var(--accent-2)}
.cmp-list li{display:flex;gap:12px;padding:13px 0;font-size:14.5px;line-height:1.55;align-items:flex-start}
.cmp-list li+li{box-shadow:inset 0 1px 0 var(--hair)}
.cmp-card.win .cmp-list li+li{box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.cmp-list li .mk{flex:0 0 22px;width:22px;height:22px;border-radius:7px;display:grid;place-items:center;margin-top:1px}
.cmp-list li .mk svg{width:14px;height:14px;fill:none;stroke-width:2.6}
.cmp-card.win .mk{background:rgba(92,124,250,.22)}
.cmp-card.win .mk svg{stroke:var(--accent-2)}
.cmp-card:not(.win) .mk{background:#f3f0f0}
.cmp-card:not(.win) .mk svg{stroke:#c2607a}
.cmp-card.win .cmp-list li{color:rgba(255,255,255,.9)}
.cmp-card:not(.win) .cmp-list li{color:var(--muted)}
.cmp-vs{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;width:58px;height:58px;border-radius:50%;background:var(--accent-grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;box-shadow:var(--glow),0 0 0 6px var(--bg)}

/* 分页（与首页轮播同款：圆形上/下页 + 圆点） */
.pager{display:flex;justify-content:center;align-items:center;gap:22px;margin-top:48px;flex-wrap:wrap}

/* 分类大图卡（服务展示） */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:5/6;box-shadow:var(--shadow);transition:.4s var(--ease)}
.cat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.cat-card>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.7s var(--ease)}
.cat-card:hover>img{transform:scale(1.07)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,10,18,.92),rgba(8,10,18,.35) 52%,rgba(8,10,18,.12))}
.cat-card .cc-body{position:absolute;left:0;right:0;bottom:0;padding:28px;z-index:1}
.cat-card .cc-ic{width:48px;height:48px;border-radius:13px;background:rgba(255,255,255,.16);backdrop-filter:blur(6px);display:grid;place-items:center;margin-bottom:16px;transition:.4s}
.cat-card:hover .cc-ic{background:var(--accent-grad);box-shadow:var(--glow)}
.cat-card .cc-ic svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.cat-card h3{color:#fff;font-size:21px;margin-bottom:12px}
.cat-card .cc-tags{display:flex;flex-wrap:wrap;gap:8px}
.cat-card .cc-tags span{font-size:12.5px;color:rgba(255,255,255,.9);background:rgba(255,255,255,.15);backdrop-filter:blur(4px);padding:5px 12px;border-radius:999px;transition:.3s}
.cat-card:hover .cc-tags span{background:rgba(255,255,255,.22)}

/* 紧凑特性面板（保障 / 多项陈列，去卡片化） */
.fpanel{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;display:grid;grid-template-columns:repeat(3,1fr)}
.fpanel .fp-item{padding:32px 30px;display:flex;gap:16px;align-items:flex-start;box-shadow:inset 1px 0 0 var(--hair),inset 0 1px 0 var(--hair);transition:.3s}
.fpanel .fp-item:hover{background:var(--bg-soft)}
.fpanel .fp-item .ic{flex:0 0 46px;width:46px;height:46px}
.fpanel .fp-item:hover .ic{background:var(--accent-grad);color:#fff}
.fpanel .fp-item h4{font-size:16.5px;margin-bottom:6px;color:var(--ink)}
.fpanel .fp-item p{font-size:13.5px;color:var(--muted);line-height:1.65}

/* 服务方向：左导航 + 右内容切换 */
.svc-show{display:grid;grid-template-columns:.82fr 1.68fr;gap:24px;align-items:stretch}
.svc-nav{display:flex;flex-direction:column;gap:10px}
.svc-nav-btn{display:flex;align-items:center;gap:14px;padding:17px 20px;border-radius:15px;background:#fff;box-shadow:var(--shadow-sm);border:none;cursor:pointer;font-family:inherit;font-size:15.5px;font-weight:600;color:var(--ink);transition:.3s var(--ease);text-align:left;width:100%}
.svc-nav-btn .ic{flex:0 0 42px;width:42px;height:42px;border-radius:11px}
.svc-nav-btn .ic svg{width:21px;height:21px}
.svc-nav-btn .arr{margin-left:auto;width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2.4;opacity:0;transform:translateX(-6px);transition:.3s}
.svc-nav-btn:hover{transform:translateX(4px)}
.svc-nav-btn.active{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.svc-nav-btn.active .ic{background:rgba(255,255,255,.22);color:#fff}
.svc-nav-btn.active .arr{opacity:1;transform:none}
.svc-stage{position:relative;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:46px;overflow:hidden;display:flex;flex-direction:column;justify-content:center}
.svc-stage::before{content:"";position:absolute;top:-30%;right:-10%;width:340px;height:340px;background:radial-gradient(circle,var(--accent-glow),transparent 65%);opacity:.5}
.svc-pane{display:none;position:relative}
.svc-pane.active{display:block;animation:svcfade .45s var(--ease)}
@keyframes svcfade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.pane-ic{width:60px;height:60px;border-radius:16px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;box-shadow:var(--glow);margin-bottom:22px}
.pane-ic svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.svc-pane h3{font-size:27px;margin-bottom:12px}
.svc-pane>p{color:var(--muted);font-size:15.5px;line-height:1.8;margin-bottom:28px;max-width:580px}
.pane-tags{display:flex;flex-wrap:wrap;gap:10px}
.pane-tags span{padding:10px 20px;border-radius:999px;background:var(--bg-soft);color:var(--text);font-size:14.5px;font-weight:500;transition:.3s}
.pane-tags span:hover{background:var(--accent-soft);color:var(--accent);transform:translateY(-2px)}

/* 新闻列表（纯文字，无图） */
.post-list{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.post-item{display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;padding:28px 34px;transition:.3s;box-shadow:inset 0 1px 0 var(--hair)}
.post-item:first-child{box-shadow:none}
.post-item:hover{background:var(--bg-soft)}
.post-date{text-align:center;min-width:64px}
.post-date .d{font-size:32px;font-weight:800;color:var(--ink);line-height:1}
.post-date .ym{font-size:12.5px;color:var(--muted);margin-top:5px}
.post-main .post-cat{font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:4px 12px;border-radius:999px;margin-bottom:9px;display:inline-block}
.post-main h3{font-size:19px;margin-bottom:8px;transition:.3s;line-height:1.5}
.post-item:hover .post-main h3{color:var(--accent)}
.post-main p{font-size:14px;color:var(--muted);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-arrow{flex:0 0 46px;width:46px;height:46px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;transition:.3s}
.post-item:hover .post-arrow{background:var(--accent-grad);transform:translateX(4px)}
.post-arrow svg{width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:2.2;transition:.3s}
.post-item:hover .post-arrow svg{stroke:#fff}

/* ===== 博客式布局（新闻列表 + 文章页通用） ===== */
.blog-layout{display:grid;grid-template-columns:1fr 320px;gap:38px;align-items:start}
.blog-main{display:grid;gap:24px;min-width:0}

/* 博客文章条目 */
.blog-post{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:34px 36px;transition:.35s var(--ease)}
.blog-post:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.blog-post .bp-cat{display:inline-block;font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:5px 13px;border-radius:999px}
.blog-post h2{font-size:22px;line-height:1.5;margin:14px 0 12px;transition:.3s}
.blog-post:hover h2{color:var(--accent)}
.blog-post .bp-excerpt{color:var(--muted);font-size:15px;line-height:1.85;margin-bottom:20px}
.blog-post .bp-meta{display:flex;gap:20px;flex-wrap:wrap;align-items:center;color:var(--muted);font-size:13px;padding-top:18px;box-shadow:inset 0 1px 0 var(--hair)}
.blog-post .bp-meta .m{display:inline-flex;align-items:center;gap:6px}
.blog-post .bp-meta svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8}
.blog-post .bp-read{margin-left:auto;color:var(--accent);font-weight:600;display:inline-flex;align-items:center;gap:5px}
.blog-post .bp-read svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2.2}

/* 侧栏 */
.blog-side{display:grid;gap:24px;position:sticky;top:104px}
.widget{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:26px 26px 28px}
.widget h4{font-size:17px;margin-bottom:18px;padding-bottom:15px;box-shadow:inset 0 -1px 0 var(--hair);display:flex;align-items:center;gap:10px;color:var(--ink)}
.widget h4::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--accent-grad)}
.search-box{display:flex;background:var(--bg-soft);border-radius:12px;overflow:hidden}
.search-box input{flex:1;border:none;background:none;padding:13px 16px;outline:none;font-family:inherit;font-size:14px;color:var(--ink)}
.search-box button{border:none;background:var(--accent-grad);color:#fff;width:48px;cursor:pointer;display:grid;place-items:center}
.search-box button svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2.2}
.cat-list li a{display:flex;justify-content:space-between;align-items:center;padding:12px 0;color:var(--text);font-size:14.5px;transition:.3s;box-shadow:inset 0 -1px 0 var(--hair)}
.cat-list li:last-child a{box-shadow:none}
.cat-list li a:hover,.cat-list li a.active{color:var(--accent);padding-left:6px}
.cat-list .count{background:var(--bg-soft);border-radius:999px;padding:2px 11px;font-size:12px;color:var(--muted);transition:.3s}
.cat-list li a:hover .count,.cat-list li a.active .count{background:var(--accent-soft);color:var(--accent)}
.hot-list li a{display:flex;gap:13px;align-items:flex-start;padding:12px 0;box-shadow:inset 0 -1px 0 var(--hair)}
.hot-list li:last-child a{box-shadow:none}
.hot-list .num{flex:0 0 26px;width:26px;height:26px;border-radius:8px;background:var(--bg-soft);color:var(--muted);font-weight:800;display:grid;place-items:center;font-size:13px;transition:.3s}
.hot-list .num.top{background:var(--accent-grad);color:#fff;box-shadow:var(--glow)}
.hot-list h5{font-size:14px;color:var(--ink);line-height:1.5;font-weight:500;transition:.3s;margin-bottom:3px}
.hot-list li a:hover h5{color:var(--accent)}
.hot-list small{color:var(--muted);font-size:12px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag-cloud a{padding:7px 14px;border-radius:999px;background:var(--bg-soft);color:var(--text);font-size:13px;transition:.3s}
.tag-cloud a:hover{background:var(--accent-grad);color:#fff;transform:translateY(-2px)}

/* 新闻文章页：左导航 + 右正文 */
.news-layout{display:grid;grid-template-columns:264px 1fr;gap:38px;align-items:start}
.news-side{position:sticky;top:104px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.news-side .side-head{background:linear-gradient(135deg,#1b2233,#0e0f15);color:#fff;padding:30px 26px}
.news-side .side-head b{font-size:21px;display:block;letter-spacing:1px}
.news-side .side-head small{font-size:12px;color:rgba(255,255,255,.55);letter-spacing:3px}
.news-side ul{padding:12px}
.news-side li a{display:flex;align-items:center;gap:10px;padding:14px 18px;border-radius:11px;color:var(--text);font-size:15px;font-weight:500;transition:.3s;position:relative}
.news-side li a::before{content:"";width:6px;height:6px;border-radius:50%;background:#cdd6e6;transition:.3s}
.news-side li a:hover{background:var(--bg-soft);color:var(--accent)}
.news-side li a:hover::before{background:var(--accent)}
.news-side li a.active{color:var(--accent);font-weight:700;background:var(--accent-soft)}
.news-side li a.active::before{background:var(--accent-grad);width:8px;height:8px;box-shadow:0 0 8px var(--accent-glow)}

.news-article{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:46px 52px}
.na-crumb{text-align:right;font-size:13px;color:var(--muted);margin-bottom:26px}
.na-crumb a:hover{color:var(--accent)}
.na-title{text-align:center;font-size:27px;line-height:1.45;margin-bottom:18px}
.na-meta{text-align:center;color:var(--muted);font-size:13.5px;padding-bottom:24px;box-shadow:inset 0 -1px 0 var(--hair);margin-bottom:32px}
.na-meta span{margin:0 12px}
.na-body p{margin-bottom:20px;color:var(--text);font-size:15.5px;line-height:2}
.na-body h3{font-size:19px;margin:30px 0 14px;color:var(--ink);padding-left:14px;box-shadow:inset 4px 0 0 var(--accent)}
.na-body img{width:100%;border-radius:14px;margin:26px 0;box-shadow:var(--shadow-sm)}
.na-body strong{color:var(--ink)}
.na-foot{margin-top:36px;padding-top:24px;box-shadow:inset 0 1px 0 var(--hair);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.na-foot a{color:var(--accent);font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:6px}
.na-foot a svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2.2}

/* 文章详情 */
.article{max-width:820px;margin:0 auto}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin-bottom:26px}
.article-meta .tag{background:var(--accent-soft);color:var(--accent);padding:4px 14px;border-radius:999px;font-weight:600}
.article-cover{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-bottom:34px}
.article p{margin-bottom:18px;color:var(--text);font-size:16px;line-height:1.95}
.article h3{font-size:22px;margin:34px 0 14px;color:var(--ink)}
.article blockquote{margin:24px 0;padding:18px 26px;background:var(--bg-soft);border-radius:14px;color:var(--ink);font-size:16px;box-shadow:inset 3px 0 0 var(--accent)}
.article-back{display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--accent);font-weight:600}

/* 首页核心优势条 */
.usp-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--hair);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);margin-top:-60px;position:relative;z-index:3}
.usp-item{background:#fff;display:flex;align-items:center;gap:16px;padding:26px 28px;transition:.3s}
.usp-item:hover{background:var(--bg-soft)}
.usp-item .ic{flex:0 0 50px;width:50px;height:50px;border-radius:13px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;box-shadow:var(--glow)}
.usp-item .ic svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.usp-item b{display:block;font-size:16.5px;color:var(--ink);margin-bottom:3px}
.usp-item small{font-size:13px;color:var(--muted)}

/* 品牌口号卡（关于页） */
.slogan-card{position:relative;overflow:hidden;background:var(--dark);border-radius:var(--radius-lg);padding:48px 44px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;justify-content:center;min-height:340px}
.slogan-card::before{content:"";position:absolute;top:-30%;right:-10%;width:420px;height:420px;background:radial-gradient(circle,var(--accent-glow),transparent 65%);opacity:.6}
.slogan-card .quote{position:relative;font-size:70px;line-height:.6;color:var(--accent-2);font-family:Georgia,serif;opacity:.8;margin-bottom:10px}
.slogan-card .sg-main{position:relative;color:#fff;font-size:clamp(22px,2.4vw,30px);font-weight:800;line-height:1.5}
.slogan-card .sg-main em{font-style:normal;background:linear-gradient(120deg,#7E97FF,#B8C6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.slogan-card .sg-div{position:relative;width:60px;height:3px;border-radius:3px;background:var(--accent-grad);margin:26px 0 22px}
.slogan-card .sg-sub{position:relative;color:rgba(255,255,255,.72);font-size:15.5px;line-height:1.8}
.slogan-card .sg-tag{position:relative;margin-top:24px;display:flex;gap:10px;flex-wrap:wrap}
.slogan-card .sg-tag span{font-size:12.5px;color:var(--accent-2);background:rgba(126,151,255,.14);padding:6px 14px;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(126,151,255,.25)}

/* 联系：二维码 / 沟通面板 */
.contact-panel{background:#fff;border-radius:var(--radius-lg);padding:42px;box-shadow:var(--shadow)}
.contact-panel>h3{font-size:22px;margin-bottom:6px}
.contact-panel>.cp-sub{color:var(--muted);font-size:14.5px;margin-bottom:30px}
.qr-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:30px}
.qr-item{text-align:center}
.qr-box{aspect-ratio:1/1;border-radius:16px;background:var(--bg-soft);display:grid;place-items:center;margin-bottom:14px;transition:.3s;position:relative;overflow:hidden}
.qr-item:hover .qr-box{box-shadow:var(--shadow);transform:translateY(-4px)}
.qr-box svg{width:74px;height:74px;stroke:var(--accent);fill:none;stroke-width:1.4;opacity:.85}
.qr-box .qr-hint{position:absolute;bottom:12px;left:0;right:0;font-size:11px;color:var(--muted)}
.qr-item b{font-size:15px;color:var(--ink);display:block}
.qr-item small{font-size:12.5px;color:var(--muted)}
.cp-call{display:flex;align-items:center;gap:18px;background:linear-gradient(120deg,var(--accent-soft),#fff);border-radius:16px;padding:22px 26px}
.cp-call .ic{flex:0 0 50px;width:50px;height:50px;border-radius:13px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;box-shadow:var(--glow)}
.cp-call .ic svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.8}
.cp-call .t small{display:block;font-size:13px;color:var(--muted)}
.cp-call .t b{font-size:24px;color:var(--ink);letter-spacing:.5px}
.cp-call .btn{margin-left:auto}

/* 三大服务承诺（深色玻璃卡） */
.promise-band{position:relative;overflow:hidden;background:var(--dark);border-radius:var(--radius-lg);padding:62px 52px;box-shadow:var(--shadow-lg)}
.promise-band::before{content:"";position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:760px;height:520px;background:radial-gradient(ellipse,var(--accent-glow),transparent 65%);opacity:.55}
.pb-head{position:relative;text-align:center;max-width:640px;margin:0 auto 46px}
.pb-head .sec-tag{color:var(--accent-2);display:inline-flex;justify-content:center}
.pb-head h2{color:#fff;font-size:clamp(26px,3vw,34px);line-height:1.35}
.pb-head p{color:rgba(255,255,255,.62);margin-top:14px;font-size:16px}
.pb-grid{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pb-card{background:rgba(255,255,255,.06);backdrop-filter:blur(8px);border-radius:var(--radius);padding:34px 28px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.09);transition:.35s var(--ease)}
.pb-card:hover{transform:translateY(-7px);background:rgba(255,255,255,.11)}
.pb-card .ic{width:54px;height:54px;border-radius:14px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;margin-bottom:20px;box-shadow:var(--glow)}
.pb-card .ic svg{width:25px;height:25px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.pb-card h4{color:#fff;font-size:18.5px;margin-bottom:10px}
.pb-card h4 em{font-style:normal;color:var(--accent-2)}
.pb-card p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.75}

/* 包月时效卡 */
.tt-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:.3s}
.tt-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.tt-head{display:flex;align-items:center;gap:13px;padding:20px 24px;background:linear-gradient(120deg,var(--accent-soft),#fff)}
.tt-head .ic{width:42px;height:42px;border-radius:11px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;box-shadow:var(--glow)}
.tt-head .ic svg{width:21px;height:21px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tt-head b{font-size:17px;color:var(--ink)}
.tt-card table.dx thead th{background:var(--bg-soft);color:var(--ink);font-size:13.5px}
.tt-card table.dx thead th.ok{color:var(--accent)}
.tt-card table.dx td:first-child{font-weight:500}

/* 品牌介绍浮动徽标 */
.visual{position:relative}
.visual-badge{position:absolute;left:-22px;bottom:28px;background:#fff;border-radius:16px;padding:18px 24px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:14px;z-index:2}
.visual-badge .vb-num{font-size:34px;font-weight:800;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.visual-badge .vb-txt{font-size:13px;color:var(--muted);line-height:1.4}
.visual-badge .vb-txt b{display:block;color:var(--ink);font-size:14px}

/* 发展历程横向时间轴美化 */
.timeline-h .th-item{padding:6px 10px 14px;border-radius:16px;transition:.35s var(--ease)}
.timeline-h .th-item:hover{background:#fff;box-shadow:var(--shadow);transform:translateY(-5px)}
.timeline-h .th-yr{font-size:25px}
.timeline-h .th-dot{width:18px;height:18px;box-shadow:0 0 0 5px var(--bg),0 0 0 6px var(--accent)}
.timeline-h .th-item:hover .th-dot{box-shadow:0 0 0 5px #fff,0 0 0 6px var(--accent-2),0 0 16px var(--accent-glow)}
.timeline-h .th-item:hover h4{color:var(--accent)}

/* ===== 品牌介绍：大字标语 + 三行数据条 ===== */
.brand-intro{max-width:780px;margin:0 auto;text-align:center}
.brand-intro .bi-slogan{font-size:clamp(30px,4vw,48px);font-weight:800;color:var(--ink);line-height:1.3;margin-bottom:18px}
.brand-intro .bi-slogan em{font-style:normal;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-intro .bi-desc{font-size:17px;color:var(--muted);line-height:1.9;max-width:640px;margin:0 auto 44px}
.brand-intro .bi-bars{display:grid;gap:12px}
.bi-bar{display:grid;grid-template-columns:140px 1fr;gap:20px;align-items:center;text-align:left;padding:22px 30px;border-radius:var(--radius);background:linear-gradient(90deg,var(--accent-soft),#fff 25%,#fff);transition:.3s var(--ease)}
.bi-bar:hover{transform:translateX(8px);box-shadow:0 4px 18px rgba(59,111,245,.1)}
.bi-bar .bi-n{font-size:38px;font-weight:800;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-align:center;line-height:1}
.bi-bar h4{font-size:16.5px;color:var(--ink);margin-bottom:2px}
.bi-bar p{font-size:14px;color:var(--muted);line-height:1.6}

/* ===== 发展历程：大字年代 + 标签事件 ===== */
.tl-era{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;text-align:center}
.tl-era .te-item{background:#fff;border-radius:var(--radius);padding:26px 14px 22px;box-shadow:var(--shadow-sm);transition:.35s var(--ease);position:relative;overflow:hidden}
.tl-era .te-item::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent-grad);opacity:0;transition:.35s}
.tl-era .te-item:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.tl-era .te-item:hover::before{opacity:1}
.tl-era .te-yr{font-size:30px;font-weight:800;letter-spacing:-1px;color:var(--ink);margin-bottom:8px;transition:.3s}
.tl-era .te-item:hover .te-yr{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tl-era h4{font-size:15px;color:var(--ink);margin-bottom:5px}
.tl-era p{font-size:12px;color:var(--muted);line-height:1.55}
/* 联系页：左栏垂直居中 */
.contact-left{align-self:center;display:grid;gap:18px}
.qr-single{max-width:240px;margin:0 auto;text-align:center}
.qr-single .qr-box{aspect-ratio:1/1;border-radius:16px;background:var(--bg-soft);display:grid;place-items:center;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.qr-single .qr-box img{width:100%;height:100%;object-fit:contain}
.qr-single b{font-size:16px;color:var(--ink);display:block}
.qr-single small{font-size:13px;color:var(--muted)}

/* ===== 合作品牌墙 ===== */
.partners{padding:40px 0;background:#fff;box-shadow:inset 0 1px 0 var(--hair)}
.partners .wrap{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.partners span{font-size:13px;color:var(--muted);letter-spacing:2px;flex:0 0 auto}
.partners img{height:36px;width:auto;opacity:.55;transition:.3s;filter:grayscale(1)}
.partners img:hover{opacity:1;filter:none}

/* ===== 首页弹窗公告 ===== */
.site-popup{position:fixed;inset:0;z-index:999;display:flex;align-items:center;justify-content:center;background:rgba(8,10,18,.72);backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:.4s var(--ease)}
.site-popup.open{opacity:1;visibility:visible}
.popup-card{background:#fff;border-radius:var(--radius-lg);padding:44px 40px 34px;text-align:center;max-width:420px;width:90%;box-shadow:var(--shadow-lg);position:relative;transform:translateY(20px);transition:.4s var(--ease)}
.site-popup.open .popup-card{transform:none}
.popup-card .pop-ic{width:64px;height:64px;border-radius:17px;background:var(--accent-grad);color:#fff;display:grid;place-items:center;margin:0 auto 20px;box-shadow:var(--glow)}
.popup-card .pop-ic svg{width:30px;height:30px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.popup-card h3{font-size:24px;margin-bottom:10px}
.popup-card p{color:var(--muted);font-size:15px;margin-bottom:24px;line-height:1.7}
.popup-card .btn{width:100%;justify-content:center}
.popup-close{position:absolute;top:14px;right:18px;width:36px;height:36px;border-radius:50%;border:none;background:var(--bg-soft);cursor:pointer;display:grid;place-items:center;transition:.3s;font-size:18px;color:var(--muted)}
.popup-close:hover{background:#f0e0e0;color:#c44}

/* ---------- 动画 ---------- */
.reveal{opacity:0;transform:translateY(30px);transition:.8s var(--ease)}
.reveal.show{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media(max-width:992px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .pf-slide{flex:0 0 calc((100% - 24px)/2)}
  .split,.contact-grid{grid-template-columns:1fr;gap:40px}
  .industry{grid-template-columns:repeat(3,1fr)}
  .pf-grid{grid-template-columns:repeat(2,1fr)}
  .pf-grid .wide,.pf-grid .tall{grid-column:auto;grid-row:auto}
  .svc-split{grid-template-columns:1fr;gap:36px}
  .svc-split.rev .svc-intro{order:0}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .fpanel{grid-template-columns:repeat(2,1fr)}
  .blog-layout{grid-template-columns:1fr;gap:28px}
  .blog-side{position:static;grid-template-columns:1fr 1fr;gap:20px}
  .news-layout{grid-template-columns:1fr;gap:24px}
  .news-side{position:static}
  .news-side ul{display:flex;flex-wrap:wrap;gap:6px}
  .news-side li a{padding:10px 16px}
  .pb-grid{grid-template-columns:1fr;gap:16px}
  .promise-band{padding:44px 30px}
  .usp-strip{grid-template-columns:1fr;margin-top:32px}
  .svc-show{grid-template-columns:1fr;gap:18px}
  .svc-nav{flex-wrap:wrap;gap:6px}
  .svc-nav-btn{flex:0 0 auto;padding:11px 13px;font-size:13.5px}
  .svc-nav-btn .arr{display:none}
  .svc-stage{padding:34px}
}
@media(max-width:760px){
  .section{padding:72px 0}
  .sec-title{font-size:29px}
  .menu{display:none}
  .burger{display:none}
  .nav-inner{grid-template-columns:1fr auto;padding:9px 9px 9px 18px}
  .nav-cta{display:none}
.g-2,.g-3,.g-4,.price-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow .flow-step:nth-child(5){grid-column:1/-1}
  .pf-slide{flex:0 0 100%}
  .pf-track{gap:16px}
  .lightbox .lb-nav{width:42px;height:42px}
  .industry{grid-template-columns:repeat(2,1fr)}
  .pf-grid{grid-template-columns:1fr 1fr;grid-auto-rows:180px;gap:12px}
  .news-row{grid-template-columns:1fr}
  .news-row .news-thumb{min-height:160px}
  .form-row{grid-template-columns:1fr}
  .form-card{padding:28px}
  .timeline::before{left:16px}
  .tl-item{width:100%;left:0!important;text-align:left!important;padding:12px 0 12px 46px}
  .tl-item::after{left:9px!important;right:auto!important}
  .svc-list{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr;gap:20px}
  .cmp-vs{display:none}
  .cat-grid{grid-template-columns:1fr;gap:16px}
  .cat-card{aspect-ratio:4/3}
  .fpanel{grid-template-columns:1fr}
  .post-item{grid-template-columns:1fr;gap:10px;padding:24px}
  .post-date{display:flex;gap:8px;align-items:baseline;text-align:left}
  .post-date .d{font-size:22px}
  .post-arrow{display:none}
  .news-article{padding:30px 24px}
  .na-title{font-size:22px}
  .visual-badge{left:14px;bottom:14px;padding:14px 18px}
  .contact-panel{padding:28px}
  .cp-call{flex-wrap:wrap}
  .cp-call .btn{margin-left:0;width:100%;justify-content:center}
  .footer-top{grid-template-columns:1fr 1fr;gap:20px}
  .footer-top > div:first-child,.footer-top > div:last-child{display:none}
  .footer .f-about{font-size:13px}
  .bi-bar{grid-template-columns:100px 1fr;gap:14px;padding:18px 22px}
  .bi-bar .bi-n{font-size:30px}
  .tl-era{grid-template-columns:none;grid-auto-columns:145px;grid-auto-flow:column;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
  .tl-era .te-item{scroll-snap-align:start}
  .blog-side{grid-template-columns:1fr}
  .blog-post{padding:26px 24px}
  .blog-post h2{font-size:19px}
  .timeline-h{grid-template-columns:none;grid-auto-flow:column;overflow-x:auto;gap:4px;padding-bottom:14px;scroll-snap-type:x mandatory}
  .timeline-h::before{display:none}
  .th-item{min-width:200px;scroll-snap-align:start;text-align:left;border-radius:14px;background:#fff;box-shadow:var(--shadow-sm);padding:20px}
  .th-dot{margin:0 0 14px}
  .hero{padding:150px 0 80px}
  .hero h1{font-size:32px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats .st b{font-size:28px}
  .svc-show{grid-template-columns:1fr;gap:14px}
  .svc-nav{flex-wrap:wrap;gap:6px}
  .svc-nav-btn{flex:0 0 auto;padding:12px 14px;font-size:13px}
  .svc-nav-btn .arr{display:none}
  .svc-stage{padding:28px 22px}
  .contact-grid{grid-template-columns:1fr;gap:28px}
  .contact-panel{order:-1}
  .contact-left{gap:12px;order:1}
  .brand-intro .bi-slogan{font-size:26px}
  .bi-bars{gap:10px}
  .pb-grid{grid-template-columns:1fr;gap:14px}
  .promise-band{padding:36px 22px}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow .flow-step:nth-child(5){grid-column:span 2}
  .tl-era{grid-template-columns:none;grid-auto-columns:130px;grid-auto-flow:column;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
  .tl-era .te-item{scroll-snap-align:start}
  .partners .wrap{gap:24px}
  .partners img{height:26px}
  
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{justify-content:center}
}