/* ============================================================
   互动网景科技官网 · 全站共享样式 common.css
   适用：所有内页（自助建站/软件定制/数字化服务/解决方案/
        案例/关于/联系/新闻）
   设计：商务蓝 + 深海军蓝，专业化 B2B 风格
   ============================================================ */

/* ---------- 0. 设计变量 ---------- */
:root{
  --primary:#1668DC;
  --primary-light:#3B82F6;
  --navy:#0A1E42;
  --navy-2:#10306B;
  --accent:#00C389;
  --orange:#FF7A45;
  --bg-light:#F5F8FC;
  --text:#1F2937;
  --text-gray:#64748B;
  --border:#E5EAF3;
  --radius:14px;
  --shadow:0 8px 30px rgba(10,30,66,.08);
  --shadow-hover:0 16px 40px rgba(22,104,220,.18);
}

/* ---------- 1. 重置 ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-y:scroll;scrollbar-gutter:stable}
body{font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;color:var(--text);background:#fff;line-height:1.6;font-size:15px}
a{text-decoration:none;color:inherit;transition:color .25s}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 2. 通用组件 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 26px;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:all .25s}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;box-shadow:0 6px 18px rgba(22,104,220,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(22,104,220,.45)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.2)}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-lg{padding:14px 34px;font-size:16px}

section{padding:80px 0}
.sec-head{text-align:center;max-width:700px;margin:0 auto 54px}
.sec-tag{display:inline-flex;align-items:center;gap:8px;color:var(--primary);background:linear-gradient(180deg,#ffffff,#eef5ff);border:1px solid #d2e3fa;font-size:13px;font-weight:700;padding:6px 17px 6px 14px;border-radius:99px;margin-bottom:16px;letter-spacing:1.5px;box-shadow:0 2px 10px rgba(22,104,220,.10)}
.sec-tag::before{content:"";width:6px;height:6px;border-radius:2px;background:linear-gradient(135deg,var(--primary),var(--accent));transform:rotate(45deg);box-shadow:0 0 0 3px rgba(22,104,220,.10)}
.sec-head h2{font-size:32px;font-weight:800;letter-spacing:.5px;color:var(--navy);margin-bottom:12px}
.sec-head h2::after{content:"";display:block;width:46px;height:4px;border-radius:99px;margin:15px auto 0;background:linear-gradient(90deg,var(--primary),var(--accent))}
.sec-head p{color:#5f6f89;font-size:15.5px;line-height:1.8}
.sec-head.left{text-align:left;margin-left:0}
.sec-head.left h2::after{margin-left:0}
@media (max-width:768px){
  .sec-head h2{font-size:25px}
  .sec-head p{font-size:14.5px}
}
.bg-light{background:var(--bg-light)}

.reveal{opacity:0;transform:translateY(28px);transition:all .7s cubic-bezier(.2,.7,.3,1)}
.reveal.visible{opacity:1;transform:none}

/* ---------- 4. 主导航 ---------- */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(22,104,220,.08);transition:background .3s,box-shadow .3s}
.header.scrolled{background:rgba(255,255,255,.96);box-shadow:0 8px 28px rgba(10,30,66,.09)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:700;color:var(--navy)}
.logo-mark{width:38px;height:38px;border-radius:10px;box-shadow:0 5px 14px rgba(22,104,220,.28)}
.logo em{font-style:normal;font-size:11px;font-weight:400;color:var(--text-gray);display:block;line-height:1.2}
.nav{display:flex;gap:4px}
.nav a{position:relative;padding:10px 15px;font-size:15px;color:#3d4b66;font-weight:500;border-radius:8px;transition:color .25s,background .25s}
.nav a::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transition:transform .28s cubic-bezier(.2,.7,.3,1)}
.nav a:hover{color:var(--primary)}
.nav a.active{color:var(--primary);font-weight:600}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}
.header-cta{display:flex;gap:12px;align-items:center}
.btn-login{padding:9px 20px;font-size:14px;box-shadow:0 5px 14px rgba(22,104,220,.22)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px}
.hamburger span{width:22px;height:2px;background:var(--navy);border-radius:2px;transition:.3s}

/* ---------- 5. 内页 Banner + 面包屑 ---------- */
.page-banner{position:relative;background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,var(--primary) 130%);color:#fff;padding:64px 0 72px;overflow:hidden}
.page-banner::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:26px 26px;opacity:.5}
.page-banner::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(0,195,137,.18),transparent 65%);top:-200px;right:-80px}
.page-banner .container{position:relative;z-index:2}
.page-banner h1{font-size:36px;font-weight:800;margin-bottom:12px;letter-spacing:1px}
.page-banner .sub{font-size:16px;color:rgba(255,255,255,.78);max-width:680px}
.crumb{margin-top:22px;font-size:13px;color:rgba(255,255,255,.6);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumb a:hover{color:#fff}
.crumb i{font-style:normal;opacity:.5}
.crumb span{color:#BFE0FF}
/* banner 右侧栏目配图：右缘对齐内容栏（1200容器）、通高铺满、左右双向渐隐融入深蓝底 */
.banner-visual{position:absolute;top:0;bottom:0;right:max(24px,calc((100vw - 1200px)/2 + 24px));width:clamp(360px,36vw,540px);object-fit:cover;object-position:right center;z-index:1;pointer-events:none;user-select:none;-webkit-mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.55) 11%,#000 24%,#000 74%,rgba(0,0,0,.6) 89%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.55) 11%,#000 24%,#000 74%,rgba(0,0,0,.6) 89%,transparent 100%)}

/* ---------- 6. 内页通用：能力/特性网格 ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat-grid.two{grid-template-columns:repeat(2,1fr)}
.feat-grid.four{grid-template-columns:repeat(4,1fr)}
.feat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:all .3s}
.feat:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:transparent}
.feat-ico{width:54px;height:54px;border-radius:13px;background:rgba(22,104,220,.09);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feat-ico svg{width:28px;height:28px;stroke:var(--primary)}
.feat:nth-child(2n) .feat-ico{background:rgba(0,195,137,.1)}
.feat:nth-child(2n) .feat-ico svg{stroke:var(--accent)}
.feat:nth-child(3n) .feat-ico{background:rgba(255,122,69,.1)}
.feat:nth-child(3n) .feat-ico svg{stroke:var(--orange)}
.feat h3{font-size:18px;font-weight:700;color:var(--navy);margin-bottom:8px}
.feat p{font-size:14px;color:var(--text-gray)}
.feat ul{margin-top:12px}
.feat ul li{font-size:13.5px;color:var(--text);padding:4px 0 4px 18px;position:relative}
.feat ul li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* 定制页：四大方向卡片增强（仅作用于 .dir-grid） */
.dir-grid{gap:26px}
.dir-card{--tc:#1668DC;--tc2:#4B9BF5;--ic:rgba(22,104,220,.09);--icb:rgba(22,104,220,.20);--row:rgba(22,104,220,.07);--ts:rgba(22,104,220,.18);
  position:relative;overflow:hidden;display:flex;flex-direction:column;
  padding:32px 32px 26px;border-color:#E8EEF7;box-shadow:0 6px 18px rgba(10,30,66,.04)}
.dir-card.c2{--tc:#009E72;--tc2:#2BD0A0;--ic:rgba(0,170,120,.10);--icb:rgba(0,170,120,.22);--row:rgba(0,170,120,.07);--ts:rgba(0,158,114,.18)}
.dir-card.c3{--tc:#EE632C;--tc2:#FFA060;--ic:rgba(238,99,44,.10);--icb:rgba(238,99,44,.22);--row:rgba(238,99,44,.07);--ts:rgba(238,99,44,.18)}
.dir-card.c4{--tc:#6A4FE0;--tc2:#9B82FF;--ic:rgba(124,92,255,.10);--icb:rgba(124,92,255,.22);--row:rgba(124,92,255,.07);--ts:rgba(106,79,224,.20)}
/* 顶部渐变条 */
.dir-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--tc),var(--tc2));opacity:0;transition:opacity .3s}
/* 右下角主题光晕 */
.dir-card::after{content:"";position:absolute;right:-90px;bottom:-110px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,var(--tc),transparent 68%);opacity:.07;transition:opacity .35s;pointer-events:none}
.dir-card:hover{transform:translateY(-6px);border-color:transparent;box-shadow:0 20px 44px var(--ts)}
.dir-card:hover::before{opacity:1}
.dir-card:hover::after{opacity:.15}
/* 序号水印 */
.dir-no{position:absolute;top:18px;right:24px;font-size:44px;font-weight:800;font-style:italic;line-height:1;letter-spacing:1px;color:var(--navy);opacity:.07;transition:color .3s,opacity .3s;z-index:1}
.dir-card:hover .dir-no{color:var(--tc);opacity:.16}
/* 图标芯片 */
.feat-grid.dir-grid .dir-card .feat-ico{width:52px;height:52px;border-radius:13px;background:var(--ic);border:1px solid var(--icb);box-shadow:none;margin-bottom:15px;transition:background .3s,border-color .3s,box-shadow .3s,transform .3s}
.feat-grid.dir-grid .dir-card .feat-ico svg{width:25px;height:25px;stroke:var(--tc);transition:stroke .3s}
.feat-grid.dir-grid .dir-card:hover .feat-ico{background:linear-gradient(135deg,var(--tc),var(--tc2));border-color:transparent;box-shadow:0 10px 22px var(--ts);transform:scale(1.05)}
.feat-grid.dir-grid .dir-card:hover .feat-ico svg{stroke:#fff}
.dir-card h3{font-size:19px;margin-bottom:7px}
.dir-card>p{line-height:1.7}
/* 能力清单 */
.dir-card ul{list-style:none;margin:18px 0 0;padding:16px 0 0;border-top:1px dashed #E4EAF3;display:flex;flex-direction:column;gap:3px;flex:1}
.feat-grid.dir-grid .dir-card ul li{position:relative;padding:7px 10px 7px 30px;font-size:13.5px;line-height:1.5;color:var(--text);border-radius:8px;transition:background .2s}
.feat-grid.dir-grid .dir-card ul li::before{content:"";position:absolute;left:9px;top:50%;transform:translateY(-50%);width:15px;height:15px;background:var(--tc);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='m8.4 12.3 2.4 2.4 4.9-5.2'/%3E%3C/svg%3E") center/100% 100% no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='m8.4 12.3 2.4 2.4 4.9-5.2'/%3E%3C/svg%3E") center/100% 100% no-repeat}
.feat-grid.dir-grid .dir-card ul li:hover{background:var(--row)}

/* 定制页：标杆案例小卡（仅作用于 .bench-grid） */
.feat-grid.bench-grid a.bench-card{--tc:#1668DC;--tc2:#4B9BF5;--ic:rgba(22,104,220,.09);--icb:rgba(22,104,220,.20);--ts:rgba(22,104,220,.18);
  position:relative;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:inherit;
  padding:24px 24px 18px;border-color:#E8EEF7;box-shadow:0 6px 18px rgba(10,30,66,.04)}
.feat-grid.bench-grid a.bench-card.c2{--tc:#009E72;--tc2:#2BD0A0;--ic:rgba(0,170,120,.10);--icb:rgba(0,170,120,.22);--ts:rgba(0,158,114,.18)}
.feat-grid.bench-grid a.bench-card.c3{--tc:#0E9BB8;--tc2:#46C7DE;--ic:rgba(14,155,184,.10);--icb:rgba(14,155,184,.24);--ts:rgba(14,135,160,.20)}
.feat-grid.bench-grid a.bench-card.c4{--tc:#EE632C;--tc2:#FFA060;--ic:rgba(238,99,44,.10);--icb:rgba(238,99,44,.22);--ts:rgba(238,99,44,.18)}
.feat-grid.bench-grid a.bench-card.c5{--tc:#6A4FE0;--tc2:#9B82FF;--ic:rgba(124,92,255,.10);--icb:rgba(124,92,255,.22);--ts:rgba(106,79,224,.20)}
.feat-grid.bench-grid a.bench-card.c6{--tc:#4F6BE0;--tc2:#8298F6;--ic:rgba(79,107,224,.10);--icb:rgba(79,107,224,.22);--ts:rgba(79,107,224,.20)}
.feat-grid.bench-grid a.bench-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--tc),var(--tc2));opacity:0;transition:opacity .3s}
.feat-grid.bench-grid a.bench-card::after{content:"";position:absolute;right:-80px;bottom:-100px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle,var(--tc),transparent 68%);opacity:.07;transition:opacity .35s;pointer-events:none}
.feat-grid.bench-grid a.bench-card:hover{transform:translateY(-6px);border-color:transparent;box-shadow:0 18px 40px var(--ts)}
.feat-grid.bench-grid a.bench-card:hover::before{opacity:1}
.feat-grid.bench-grid a.bench-card:hover::after{opacity:.14}
.bench-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:14px}
.bench-ico{width:46px;height:46px;border-radius:12px;background:var(--ic);border:1px solid var(--icb);display:flex;align-items:center;justify-content:center;transition:background .3s,border-color .3s,box-shadow .3s,transform .3s}
.bench-ico svg{width:23px;height:23px;stroke:var(--tc);transition:stroke .3s}
.bench-tag{flex:none;font-size:12px;font-weight:600;letter-spacing:.3px;color:var(--tc);background:var(--ic);border:1px solid var(--icb);border-radius:999px;padding:4px 11px;margin-top:2px}
.feat-grid.bench-grid a.bench-card:hover .bench-ico{background:linear-gradient(135deg,var(--tc),var(--tc2));border-color:transparent;box-shadow:0 8px 18px var(--ts);transform:scale(1.06)}
.feat-grid.bench-grid a.bench-card:hover .bench-ico svg{stroke:#fff}
.bench-card h3{font-size:17px;line-height:1.45;margin-bottom:8px}
.bench-card p{font-size:13.5px;line-height:1.75;flex:1}
.bench-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:13px;border-top:1px dashed #E4EAF3}
.bench-no{font-size:11px;font-weight:700;font-style:italic;letter-spacing:1.6px;color:#9AA8BD;transition:color .3s}
.bench-arrow{width:16px;height:16px;stroke:#B6C2D6;transition:transform .3s,stroke .3s}
.feat-grid.bench-grid a.bench-card:hover .bench-no{color:var(--tc)}
.feat-grid.bench-grid a.bench-card:hover .bench-arrow{stroke:var(--tc);transform:translateX(4px)}
@media(max-width:768px){
  .bench-grid{gap:14px}
  .feat-grid.bench-grid a.bench-card{padding:22px 20px 16px}
}

/* 定制页：核心优势四卡（仅作用于 .adv-grid） */
.adv-grid{gap:16px}
.feat-grid.adv-grid .adv-card{--tc:#1668DC;--tc2:#4B9BF5;--ic:rgba(22,104,220,.09);--icb:rgba(22,104,220,.20);--ts:rgba(22,104,220,.16);
  position:relative;overflow:hidden;display:flex;align-items:flex-start;gap:14px;padding:20px 20px 18px;border-color:#E8EEF7}
.feat-grid.adv-grid .adv-card.c2{--tc:#009E72;--tc2:#2BD0A0;--ic:rgba(0,170,120,.10);--icb:rgba(0,170,120,.22);--ts:rgba(0,158,114,.16)}
.feat-grid.adv-grid .adv-card.c3{--tc:#EE632C;--tc2:#FFA060;--ic:rgba(238,99,44,.10);--icb:rgba(238,99,44,.22);--ts:rgba(238,99,44,.16)}
.feat-grid.adv-grid .adv-card.c4{--tc:#6A4FE0;--tc2:#9B82FF;--ic:rgba(124,92,255,.10);--icb:rgba(124,92,255,.22);--ts:rgba(106,79,224,.18)}
.feat-grid.adv-grid .adv-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--tc),var(--tc2));opacity:0;transition:opacity .3s}
.feat-grid.adv-grid .adv-card:hover{transform:translateY(-5px);border-color:transparent;box-shadow:0 14px 30px var(--ts)}
.feat-grid.adv-grid .adv-card:hover::before{opacity:1}
.adv-ico{flex:none;width:44px;height:44px;border-radius:12px;background:var(--ic);border:1px solid var(--icb);display:flex;align-items:center;justify-content:center;transition:background .3s,border-color .3s,box-shadow .3s,transform .3s}
.adv-ico svg{width:22px;height:22px;stroke:var(--tc);transition:stroke .3s}
.feat-grid.adv-grid .adv-card:hover .adv-ico{background:linear-gradient(135deg,var(--tc),var(--tc2));border-color:transparent;box-shadow:0 8px 16px var(--ts);transform:scale(1.06)}
.feat-grid.adv-grid .adv-card:hover .adv-ico svg{stroke:#fff}
.adv-txt h3{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:5px}
.adv-txt p{font-size:13px;line-height:1.65;color:var(--text-gray)}

/* 定制页：右侧行业面板（仅作用于 .ind-panel） */
.split-media.ind-panel{position:relative;overflow:hidden;flex-direction:column;justify-content:center;gap:30px;
  letter-spacing:normal;font-size:16px;background:linear-gradient(135deg,#081B3D 0%,#0D3483 52%,#1560CC 100%)}
.split-media.ind-panel::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:38px 38px;
  -webkit-mask-image:radial-gradient(circle at 72% 24%,#000 0%,rgba(0,0,0,.5) 52%,transparent 78%);
  mask-image:radial-gradient(circle at 72% 24%,#000 0%,rgba(0,0,0,.5) 52%,transparent 78%)}
.split-media.ind-panel::after{content:"";position:absolute;top:-110px;right:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,156,255,.5),transparent 70%)}
.ind-tags{position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,minmax(120px,150px));gap:14px 18px}
.ind-tag{display:block;text-align:center;padding:14px 0;border-radius:12px;font-size:19px;font-weight:700;letter-spacing:5px;text-indent:5px;
  color:#EAF3FF;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);backdrop-filter:blur(4px);
  transition:background .3s,border-color .3s,transform .3s,box-shadow .3s}
.ind-tag:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.45);transform:translateY(-3px);box-shadow:0 10px 22px rgba(10,40,100,.45)}
.ind-main{position:relative;z-index:2;margin:0;padding-top:22px;border-top:1px solid rgba(255,255,255,.2);
  font-size:22px;font-weight:800;letter-spacing:3px;color:#fff;white-space:nowrap}
@media(max-width:768px){
  .ind-tags{grid-template-columns:repeat(2,minmax(110px,140px))}
  .ind-tag{font-size:18px;letter-spacing:4px;text-indent:4px;padding:13px 0}
  .ind-main{font-size:19px;letter-spacing:2px}
}

/* ---------- 7. 图文左右交替 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.reverse .split-media{order:2}
.split h2{font-size:28px;font-weight:800;color:var(--navy);margin-bottom:16px;line-height:1.35}
.split .split-txt>p{color:var(--text-gray);font-size:15px;margin-bottom:20px}
.split-media{border-radius:18px;overflow:hidden;box-shadow:0 24px 50px rgba(10,30,66,.18);min-height:300px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;letter-spacing:2px;font-size:20px;text-align:center;padding:30px}
.media-1{background:linear-gradient(135deg,#0A1E42,#1668DC)}
.media-2{background:linear-gradient(135deg,#0E3A5D,#00A5A8)}
.media-3{background:linear-gradient(135deg,#123B2E,#00C389)}
.media-4{background:linear-gradient(135deg,#3B2A6B,#7C5CFF)}
.slogan{display:flex;flex-direction:column;align-items:center;gap:14px;max-width:92%;line-height:1.55}
.slogan strong{font-size:22px;font-weight:800;letter-spacing:3px}
.slogan>i{width:42px;height:3px;border-radius:2px;background:linear-gradient(90deg,#8fc0ff,#9ff0dd)}
.slogan span{font-size:14px;font-weight:400;letter-spacing:1px;opacity:.85}

/* 关于页：品牌科技面板（about 专用，不影响纯文本 split-media） */
.about-panel{flex-direction:column;justify-content:center;gap:30px;padding:46px 40px;position:relative;background:linear-gradient(140deg,#0A1E42 0%,#0E357E 52%,#1668DC 100%)}
.about-panel>*{position:relative;z-index:1}
.about-panel::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:38px 38px;-webkit-mask-image:radial-gradient(120% 96% at 82% 0%,#000 0%,rgba(0,0,0,.15) 55%,transparent 78%);mask-image:radial-gradient(120% 96% at 82% 0%,#000 0%,rgba(0,0,0,.15) 55%,transparent 78%)}
.about-panel::after{content:"";position:absolute;width:300px;height:300px;left:-110px;bottom:-130px;border-radius:50%;background:radial-gradient(circle,rgba(0,195,137,.28),transparent 68%)}
.about-panel .ap-logo{width:54px;height:54px;border-radius:15px;box-shadow:0 10px 26px rgba(0,0,0,.32),0 0 0 1px rgba(255,255,255,.28),0 0 26px rgba(22,104,220,.55)}
.about-panel .slogan{max-width:none}
.about-panel .slogan strong{font-size:25px;letter-spacing:4px;text-shadow:0 2px 14px rgba(0,0,0,.28)}
.about-panel .slogan>i{width:48px;height:3px}
.about-panel .slogan span{font-size:14.5px;letter-spacing:2px}
.ap-fields{display:flex;gap:10px;width:100%;max-width:400px}
.ap-fields>div{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:9px;padding:16px 4px;border-radius:13px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);box-shadow:inset 0 1px 0 rgba(255,255,255,.10),0 10px 24px rgba(6,20,48,.22);transition:transform .25s,border-color .25s,background .25s}
.ap-fields>div:hover{transform:translateY(-3px);background:rgba(255,255,255,.10);border-color:rgba(120,190,255,.45)}
.ap-fields i{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(22,104,220,.65),rgba(0,170,120,.5));border:1px solid rgba(255,255,255,.22);box-shadow:0 6px 14px rgba(6,20,48,.35)}
.ap-fields svg{width:18px;height:18px;stroke:#e6f0ff;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ap-fields span{font-size:12.5px;font-weight:500;letter-spacing:1px;color:rgba(255,255,255,.9);white-space:nowrap}
@media (max-width:768px){
  .about-panel{padding:38px 26px;gap:24px}
  .about-panel .slogan strong{font-size:22px;letter-spacing:3px}
  .ap-fields{max-width:330px;gap:8px}
  .ap-fields span{font-size:12px}
}

/* 关于页：公司概况左侧结构化要点（about 专用） */
.split:has(.about-panel){align-items:stretch}
.about-txt{display:flex;flex-direction:column}
.about-txt>.sec-tag{align-self:flex-start}
.about-txt h2{margin-bottom:12px}
.about-txt .title-line{display:block;width:46px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent));margin:2px 0 4px;box-shadow:0 3px 10px rgba(22,104,220,.3)}
.about-points{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:13px;flex:1}
.about-points>li{flex:1;display:flex;align-items:center;gap:15px;padding:16px 18px;background:#fff;border:1px solid #E8EEF7;border-radius:14px;box-shadow:0 6px 18px rgba(10,30,66,.05);transition:transform .25s,box-shadow .25s,border-color .25s}
.about-points>li:hover{transform:translateY(-2px);border-color:rgba(22,104,220,.30);box-shadow:0 14px 30px rgba(22,104,220,.10)}
.about-points .pt-ic{flex-shrink:0;width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;border:1px solid;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.about-points .pt-ic svg{width:20px;height:20px;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.about-points .c1{background:linear-gradient(135deg,#e8f1ff,#d9e8ff);border-color:#c2d9fb}
.about-points .c1 svg{stroke:var(--primary)}
.about-points .c2{background:linear-gradient(135deg,#e3f9f2,#d2f3e8);border-color:#b5e9d8}
.about-points .c2 svg{stroke:#00966c}
.about-points .c3{background:linear-gradient(135deg,#fff0e8,#ffe3d2);border-color:#fbd3b8}
.about-points .c3 svg{stroke:#e06a2b}
.about-points h5{font-size:14.5px;font-weight:700;color:var(--navy);margin:1px 0 5px;letter-spacing:.3px}
.about-points p{font-size:13.5px;line-height:1.78;color:var(--text-gray);margin:0}
.about-points p b{color:var(--primary);font-weight:700}
.pt-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.pt-chips span{display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;letter-spacing:.5px;color:var(--primary);background:rgba(22,104,220,.07);border:1px solid rgba(22,104,220,.18);border-radius:999px;padding:4px 13px}
@media (max-width:768px){
  .split:has(.about-panel){align-items:center}
  .about-points{flex:none}
  .about-points>li{padding:14px 15px;gap:12px}
  .about-points .pt-ic{width:38px;height:38px;border-radius:10px}
  .about-points .pt-ic svg{width:18px;height:18px}
}

/* 关于页：企业文化六观卡片（about 专用） */
.culture-grid{gap:26px}
.culture-grid .feat{position:relative;overflow:hidden;padding:34px 30px 28px;border-color:#E8EEF7;box-shadow:0 6px 18px rgba(10,30,66,.04)}
.culture-grid .feat::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--c1),var(--c2));opacity:0;transition:opacity .3s}
.culture-grid .feat:hover{transform:translateY(-6px);border-color:transparent;box-shadow:0 18px 40px rgba(10,30,66,.13)}
.culture-grid .feat:hover::before{opacity:1}
.culture-grid .feat:nth-child(3n+1){--c1:#1668DC;--c2:#4B9BF5;--cbg:rgba(22,104,220,.09);--cb:rgba(22,104,220,.20);--cs:rgba(22,104,220,.32)}
.culture-grid .feat:nth-child(3n+2){--c1:#009E72;--c2:#2BD0A0;--cbg:rgba(0,170,120,.10);--cb:rgba(0,170,120,.22);--cs:rgba(0,170,120,.32)}
.culture-grid .feat:nth-child(3n){--c1:#EE6A2C;--c2:#FFA060;--cbg:rgba(238,106,44,.10);--cb:rgba(238,106,44,.22);--cs:rgba(238,106,44,.30)}
.culture-grid .feat-num{position:absolute;top:16px;right:20px;font-size:40px;font-weight:800;line-height:1;color:var(--navy);opacity:.06;letter-spacing:0;transition:opacity .3s,color .3s}
.culture-grid .feat:hover .feat-num{color:var(--c1);opacity:.16}
.feat-grid.culture-grid .feat .feat-ico{width:52px;height:52px;border-radius:13px;background:var(--cbg);border:1px solid var(--cb);margin-bottom:16px;box-shadow:none;transition:background .3s,border-color .3s,box-shadow .3s,transform .3s}
.feat-grid.culture-grid .feat .feat-ico svg{width:25px;height:25px;fill:none;stroke:var(--c1);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:stroke .3s}
.feat-grid.culture-grid .feat:hover .feat-ico{background:linear-gradient(135deg,var(--c1),var(--c2));border-color:transparent;box-shadow:0 10px 22px var(--cs);transform:scale(1.05)}
.feat-grid.culture-grid .feat:hover .feat-ico svg{stroke:#fff}
.culture-grid .feat h3{font-size:18px;margin-bottom:9px}
.culture-grid .feat p{line-height:1.8}
@media (max-width:768px){
  .culture-grid{gap:16px}
  .culture-grid .feat{padding:28px 22px}
  .culture-grid .feat-num{font-size:34px;top:14px;right:16px}
}


/* 服务模式：左栏加宽、疏朗排版、三步卡片（仅数字化页） */
.svc-split{grid-template-columns:1.12fr .88fr;gap:64px}
.svc-split .split-txt>p{line-height:2;margin-bottom:18px}
.svc-steps{display:flex;gap:18px;margin-top:30px;padding-top:28px;border-top:1px solid #E6EDF7}
.svc-step{flex:1;background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px 18px 18px;position:relative;overflow:hidden;transition:transform .3s,box-shadow .3s}
.svc-step::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:14px 0 0 14px;background:var(--primary)}
.svc-step.c2::before{background:var(--accent)}
.svc-step.c3::before{background:var(--orange)}
.svc-step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.svc-step .ss-no{display:block;font-size:12px;font-weight:700;letter-spacing:1.5px;margin-bottom:9px;color:var(--primary)}
.svc-step.c2 .ss-no{color:var(--accent)}
.svc-step.c3 .ss-no{color:var(--orange)}
.svc-step b{display:block;font-size:21px;font-weight:800;color:var(--navy);margin-bottom:8px;line-height:1.2}
.svc-step>span:last-child{display:block;font-size:13px;line-height:1.65;color:var(--text-gray)}

/* ---------- 8. 数据带 ---------- */
.stat-band{background:linear-gradient(120deg,var(--navy),var(--navy-2) 60%,var(--primary));border-radius:20px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);padding:44px 20px;position:relative;overflow:hidden}
.stat-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px}
.stat-band>*{position:relative;text-align:center;border-right:1px solid rgba(255,255,255,.12)}
.stat-band>*:last-child{border-right:none}
.stat-band b{display:block;font-size:38px;font-weight:800;background:linear-gradient(90deg,#fff,#9FD8FF);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-band small{font-size:13.5px;color:rgba(255,255,255,.7)}

/* ---------- 9. 流程步骤 ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.flow.four{grid-template-columns:repeat(4,1fr)}
.flow.six{grid-template-columns:repeat(6,1fr);gap:14px}
.flow.six .step{padding:24px 14px}
.flow.six .step p br{display:none}
.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 20px;text-align:center;transition:all .3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--primary)}
.step-num{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.step h3{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:6px}
.step p{font-size:12.5px;color:var(--text-gray)}

/* ---------- 10. 客户墙 ---------- */
.clients-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.client{background:#fff;border:1px solid var(--border);border-radius:10px;min-height:82px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:#475569;transition:all .3s;text-align:center;padding:10px 14px;line-height:1.35}
.client:hover{color:var(--primary);border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-2px)}
.client img{max-width:100%;max-height:54px;width:auto;height:auto;object-fit:contain;transition:transform .3s}
.client:hover img{transform:scale(1.06)}
.client img.keep-color{filter:none;opacity:1}
.client.gov{font-size:13.5px;font-weight:700;color:#33415c;letter-spacing:.5px}
.client.brand{padding:0;background:#094193;border-color:#0b4aa0;overflow:hidden;height:82px}
.client.brand img{width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain}
.client.brand:hover{border-color:#1f6fd6;box-shadow:0 8px 22px rgba(9,65,147,.35);transform:translateY(-2px)}

/* ---------- 10b. 客户墙：单行横向滚动（更多客户） ---------- */
.strip-hint{text-align:center;color:var(--text-gray);font-size:13px;margin:0 0 22px;letter-spacing:.5px}
.clients-strip{display:flex;gap:14px;overflow-x:auto;padding:4px 4px 16px;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#c2cfe4 transparent;cursor:grab}
.clients-strip.grabbing{cursor:grabbing}
.clients-strip .client{flex:0 0 auto;width:216px;min-height:82px;scroll-snap-align:start;user-select:none}
.clients-strip::-webkit-scrollbar{height:8px}
.clients-strip::-webkit-scrollbar-track{background:#eaeff7;border-radius:8px}
.clients-strip::-webkit-scrollbar-thumb{background:#c2cfe4;border-radius:8px}
.clients-strip::-webkit-scrollbar-thumb:hover{background:#9db2d0}
.clients-strip::-webkit-scrollbar-button{display:none;width:0;height:0}
.clients-strip::-webkit-scrollbar-button:start:decrement,
.clients-strip::-webkit-scrollbar-button:end:increment{display:none}

/* 客户墙标题：胶囊 + 两侧延伸线（与首页服务客户一致） */
.clients-head{position:relative;text-align:center;margin-bottom:38px}
.clients-head .sec-tag{font-size:15px;padding:9px 28px 9px 23px;letter-spacing:4px;margin:0}
.clients-head::before,.clients-head::after{content:"";position:absolute;top:50%;width:calc(50% - 128px);height:2px;border-radius:2px;background:linear-gradient(90deg,transparent,#b9d2f4)}
.clients-head::before{left:0}
.clients-head::after{right:0;background:linear-gradient(90deg,#b9d2f4,transparent)}

/* 客户墙跑马灯(单排无缝滚动) */
.clients-marquee{position:relative;overflow:hidden;padding:6px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 64px,#000 calc(100% - 64px),transparent);
  mask-image:linear-gradient(90deg,transparent,#000 64px,#000 calc(100% - 64px),transparent)}
.marquee-track{display:flex;width:max-content;animation:marquee 30s linear infinite}
.clients-marquee:hover .marquee-track{animation-play-state:paused}
.marquee-group{display:flex;flex:none}
.mclient{flex:0 0 auto;width:218px;height:96px;margin-right:16px;background:#fff;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:12px 20px;transition:border-color .3s,box-shadow .3s}
.mclient:hover{border-color:var(--primary);box-shadow:var(--shadow)}
.mclient img{max-width:100%;max-height:58px;width:auto;height:auto;object-fit:contain}
.mclient.txt{font-size:15px;font-weight:600;color:#33415c;line-height:1.4;letter-spacing:.5px;text-align:center}
.mclient.mid{width:244px}
.mclient.wide{width:320px}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (max-width:768px){.mclient{width:188px;height:84px;padding:10px 16px}.mclient img{max-height:50px}.mclient.mid{width:210px}.mclient.wide{width:260px}}
@media (prefers-reduced-motion:reduce){
  .clients-marquee{overflow-x:auto;-webkit-mask-image:none;mask-image:none}
  .marquee-track{animation:none}
}

/* ---------- 11. FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto}
.faq{border:1px solid var(--border);border-radius:12px;margin-bottom:14px;background:#fff;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 26px;font-size:16px;font-weight:600;color:var(--navy);display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--primary);font-weight:400;transition:transform .25s;flex-shrink:0}
.faq[open] summary::after{transform:rotate(45deg)}
.faq[open] summary{border-bottom:1px solid var(--border)}
.faq-body{padding:18px 26px 22px;color:var(--text-gray);font-size:14.5px;line-height:1.85}

/* ---------- 12. 底部 CTA ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 60%,var(--primary) 140%);border-radius:20px;padding:52px 60px;display:flex;justify-content:space-between;align-items:center;color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px}
.cta-band>*{position:relative}
.cta-band h2{font-size:26px;font-weight:800;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.75);font-size:15px}
.cta-btns{display:flex;gap:14px;align-items:center}

/* ---------- 13. 页脚 ---------- */
footer{position:relative;background:var(--navy);color:rgba(255,255,255,.65);font-size:13.5px;margin-top:80px;border-top:1px solid rgba(120,170,255,.14);overflow:hidden}
footer::before,footer::after{content:"";position:absolute;inset:0;pointer-events:none}
footer::before{background:radial-gradient(760px 280px at 84% -20%,rgba(22,104,220,.22),transparent 70%),radial-gradient(520px 240px at 6% -34%,rgba(0,195,137,.10),transparent 70%)}
footer::after{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:46px 46px;-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 62%);mask-image:linear-gradient(180deg,#000 0%,transparent 62%);opacity:.65}
.foot-main,.foot-bottom{position:relative}
.foot-main{display:grid;grid-template-columns:1fr .72fr .72fr 1.1fr 1.36fr;gap:30px;padding:58px 0 40px;align-items:start}
.foot-main h4{position:relative;color:#fff;font-size:14.5px;font-weight:600;letter-spacing:1.5px;line-height:22px;margin:0 0 22px;padding-left:12px}
.foot-main h4::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:14px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--accent));box-shadow:0 0 8px rgba(22,104,220,.55)}
.foot-brand .logo{margin-bottom:2px}
.foot-brand p{margin:16px 0 0;font-size:13px;line-height:1.85;color:rgba(255,255,255,.55)}
.foot-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.foot-tags span{display:inline-flex;align-items:center;gap:7px;font-size:12px;letter-spacing:.3px;color:rgba(255,255,255,.78);background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:5px 12px}
.foot-tags i{width:5px;height:5px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 6px rgba(0,195,137,.8)}
.foot-col li{margin-bottom:13px}
.foot-col li:last-child{margin-bottom:0}
.foot-col li a{display:inline-flex;align-items:center;color:rgba(255,255,255,.66);transition:color .22s,transform .22s}
.foot-col li a::after{content:"→";font-size:12px;color:var(--accent);opacity:0;margin-left:0;transform:translateX(-6px);transition:opacity .22s,transform .22s,margin .22s}
.foot-col li a:hover{color:#fff;transform:translateX(5px)}
.foot-col li a:hover::after{opacity:1;margin-left:7px;transform:translateX(0)}
.foot-contact ul{display:flex;flex-direction:column}
.foot-contact li{display:flex;align-items:center;gap:11px;min-height:32px;margin-bottom:4px}
.foot-contact li:last-child{margin-bottom:0}
.foot-contact .ci{width:28px;height:28px;flex-shrink:0;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1px solid;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.foot-contact .ci svg{width:14px;height:14px;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.foot-contact li:nth-child(1) .ci{background:rgba(22,104,220,.20);border-color:rgba(99,158,255,.35)}
.foot-contact li:nth-child(1) .ci svg{stroke:#7fb0ff}
.foot-contact li:nth-child(2) .ci{background:rgba(0,195,137,.18);border-color:rgba(70,225,180,.32)}
.foot-contact li:nth-child(2) .ci svg{stroke:#5fe3b4}
.foot-contact li:nth-child(3) .ci{background:rgba(255,122,69,.18);border-color:rgba(255,165,110,.32)}
.foot-contact li:nth-child(3) .ci svg{stroke:#ffb27d}
.foot-contact a{font-size:14px;letter-spacing:.3px;color:rgba(255,255,255,.88);transition:color .2s}
.foot-contact a:hover{color:#fff}
/* 页脚·旗下自助建站平台卡片 */
.foot-contact li.site-card{margin-top:8px;margin-bottom:0;padding:9px 14px 9px 9px;border-radius:12px;background:linear-gradient(135deg,rgba(255,122,69,.12),rgba(255,122,69,.03));border:1px solid rgba(255,165,110,.22);transition:border-color .25s,background .25s,transform .25s,box-shadow .25s}
.foot-contact li.site-card:hover{border-color:rgba(255,165,110,.5);background:linear-gradient(135deg,rgba(255,122,69,.18),rgba(255,122,69,.06));transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,122,69,.14)}
.foot-contact li.site-card .ci{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,rgba(255,122,69,.34),rgba(255,145,69,.12));border-color:rgba(255,165,110,.5);box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 0 12px rgba(255,122,69,.18)}
.foot-contact li.site-card .ci svg{width:17px;height:17px;stroke:#ffb27d}
.foot-contact li.site-card a{display:flex;flex-direction:column;gap:2px;line-height:1.25}
.foot-contact li.site-card .sc-label{font-size:11.5px;letter-spacing:.6px;color:rgba(255,255,255,.55)}
.foot-contact li.site-card .sc-domain{display:inline-flex;align-items:center;gap:5px;font-size:14px;font-weight:600;letter-spacing:.3px;color:#ffc59e;transition:color .2s}
.foot-contact li.site-card .sc-arrow{width:13px;height:13px;fill:none;stroke:#ffb27d;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s}
.foot-contact li.site-card:hover .sc-domain{color:#ffd9bd}
.foot-contact li.site-card:hover .sc-arrow{transform:translate(2px,-2px)}
.foot-qr .qr-list{display:flex;gap:18px}
.foot-qr .qr-item{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:7px;transition:transform .25s ease}
.foot-qr .qr-item:hover{transform:translateY(-4px)}
.foot-qr .qr-item img{width:100%;max-width:126px;aspect-ratio:1/1;object-fit:contain;background:#fff;border-radius:14px;padding:9px;box-shadow:0 0 0 1px rgba(255,255,255,.16),0 14px 28px rgba(0,0,0,.30);transition:box-shadow .25s ease}
.foot-qr .qr-item:hover img{box-shadow:0 0 0 2px rgba(0,195,137,.55),0 18px 34px rgba(0,0,0,.36)}
.foot-qr .qr-item span{font-size:12.5px;font-weight:500;letter-spacing:.5px;color:rgba(255,255,255,.85);white-space:nowrap}
.foot-qr .qr-item small{font-size:11px;letter-spacing:.3px;color:rgba(255,255,255,.45);white-space:nowrap}
.foot-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:12.5px;color:rgba(255,255,255,.5)}
.foot-bottom a{transition:color .2s}
.foot-bottom a:hover{color:#fff}
.foot-bottom .gaw{display:inline-flex;align-items:center;gap:5px;letter-spacing:.5px}
.foot-bottom .gaw svg{width:13px;height:13px;fill:none;stroke:#8fb4ee;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 14. 行业方案卡片 ---------- */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sol-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .3s;display:flex;flex-direction:column}
.sol-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.sol-top{height:120px;display:flex;align-items:flex-end;padding:20px 24px;color:#fff;position:relative}
.sol-top::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,20,44,.15) 0%,rgba(8,20,44,.45) 52%,rgba(8,20,44,.8) 100%)}
.sol-top h3{position:relative;z-index:1;font-size:19px;font-weight:800}
.sol-body{padding:24px;flex:1;display:flex;flex-direction:column}
.sol-body p{font-size:13.5px;color:var(--text-gray);margin-bottom:14px;flex:1}
.sol-tags{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:18px}
.sol-tags span{display:flex;align-items:center;justify-content:center;gap:4px;height:32px;padding:0 2px;font-size:12px;font-weight:600;letter-spacing:.2px;color:#1a5fc4;background:linear-gradient(180deg,#f5f9ff,#e9f2fe);border:1px solid #d7e5fb;border-radius:8px;white-space:nowrap;overflow:hidden;cursor:default;transition:color .22s,background .22s,border-color .22s,box-shadow .22s,transform .22s}
.sol-tags span::before{content:"";width:4px;height:4px;border-radius:50%;background:#3d8bfd;flex:none;transition:background .22s,box-shadow .22s}
.sol-tags span:hover{color:#fff;background:linear-gradient(135deg,#1e78ea,#0e57c8);border-color:transparent;box-shadow:0 6px 14px rgba(22,104,220,.30);transform:translateY(-2px)}
.sol-tags span:hover::before{background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.25)}
.sol-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);transition:color .2s}
.sol-link::after{content:"→";font-size:15px;line-height:1;transition:transform .2s}
.sol-link:hover{color:var(--accent)}
.sol-link:hover::after{transform:translateX(4px)}
@media (max-width:560px){
  .sol-tags{grid-template-columns:repeat(2,1fr)}
}

/* ---------- 15. 案例筛选 + 卡片 ---------- */
.filter-bar{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.filter-btn{border:1.5px solid var(--border);background:#fff;color:var(--text-gray);padding:8px 22px;border-radius:99px;font-size:14px;font-weight:600;cursor:pointer;transition:all .25s;font-family:inherit}
.filter-btn:hover{border-color:var(--primary);color:var(--primary)}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .3s}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.case-thumb{height:170px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;font-weight:800;letter-spacing:2px;text-align:center;padding:16px}
.ct-1{background:linear-gradient(135deg,#0A1E42,#1668DC)}
.ct-2{background:linear-gradient(135deg,#0E3A5D,#00A5A8)}
.ct-3{background:linear-gradient(135deg,#123B2E,#00C389)}
.ct-4{background:linear-gradient(135deg,#3B2A6B,#7C5CFF)}
.ct-5{background:linear-gradient(135deg,#5D2A2A,#FF7A45)}
.ct-6{background:linear-gradient(135deg,#10306B,#3B82F6)}
.case-card-body{padding:22px 24px}
.case-card-body .tag{display:inline-block;font-size:11.5px;color:var(--primary);background:rgba(22,104,220,.08);padding:3px 10px;border-radius:6px;margin-bottom:10px}
.case-card-body h3{font-size:16.5px;font-weight:700;color:var(--navy);margin-bottom:8px;line-height:1.5}
.case-card-body p{font-size:13px;color:var(--text-gray);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 16. 时间轴（发展历程） ---------- */
.timeline{position:relative;max-width:880px;margin:0 auto;padding-left:8px}
.timeline::before{content:"";position:absolute;left:118px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--primary),var(--accent));box-shadow:0 0 8px rgba(22,104,220,.25)}
.tl-item{position:relative;padding:0 0 26px 160px;min-height:70px}
.tl-item:last-child{padding-bottom:0}
.tl-year{position:absolute;left:0;top:0;width:96px;text-align:right;font-size:22px;font-weight:800;line-height:1.15;background:linear-gradient(135deg,#1668dc,#0aa3a6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--primary)}
.tl-item::before{content:"";position:absolute;left:110px;top:4px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--primary);box-shadow:0 0 0 5px rgba(22,104,220,.12);z-index:2;transition:transform .25s,background .25s,box-shadow .25s}
.tl-item:hover::before{transform:scale(1.18);background:var(--primary);box-shadow:0 0 0 6px rgba(22,104,220,.18)}
.tl-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px 22px;box-shadow:var(--shadow);overflow:hidden;transition:transform .28s,box-shadow .28s,border-color .28s}
.tl-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--primary),var(--accent));opacity:.55;transition:opacity .28s}
.tl-item:hover .tl-card{transform:translateX(5px);box-shadow:0 12px 30px rgba(10,30,66,.12);border-color:#d4e2f7}
.tl-item:hover .tl-card::before{opacity:1}
.tl-card h4{display:flex;align-items:center;gap:8px;font-size:15.5px;color:var(--navy);margin-bottom:10px;font-weight:700}
.tl-card h4 svg{color:var(--primary);flex:none}
.tl-card ul{display:flex;flex-direction:column;gap:2px}
.tl-card li{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#4a5a75;padding:7px 12px;border-radius:8px;transition:background .2s,color .2s,transform .2s}
.tl-card li::before{content:"";width:6px;height:6px;flex:none;background:var(--primary);transform:rotate(45deg);border-radius:1.5px;transition:background .2s,transform .2s}
.tl-card li:hover{background:rgba(22,104,220,.07);color:var(--navy);transform:translateX(3px)}
.tl-card li:hover::before{background:var(--accent);transform:rotate(45deg) scale(1.25)}
/* 起点里程碑卡片 */
.tl-item.milestone .tl-card{background:linear-gradient(135deg,#f4f9ff,#e8f2fe);border-color:#c9dffb}
.tl-item.milestone .tl-card::before{width:4px;opacity:1}
.tl-item.milestone::before{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 6px rgba(22,104,220,.16)}
.tl-item.milestone .tl-card h4{color:var(--primary)}

/* ---------- 17. 新闻列表 ---------- */
.news-tabs{display:flex;gap:8px;margin-bottom:34px;border-bottom:2px solid var(--border)}
.news-tab{padding:10px 22px;font-size:15px;font-weight:600;color:var(--text-gray);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;background:none;border-top:none;border-left:none;border-right:none;font-family:inherit}
.news-tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.news-list{display:grid;gap:18px}
.news-row{display:grid;grid-template-columns:240px 1fr;gap:26px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .3s}
.news-row:hover{box-shadow:var(--shadow-hover);border-color:transparent;transform:translateY(-3px)}
.news-row .n-img{height:150px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;letter-spacing:2px;font-size:15px}
.news-row .n-body{padding:22px 26px 22px 0}
.news-row .n-meta{font-size:12.5px;color:var(--text-gray);margin-bottom:8px}
.news-row h3{font-size:18px;font-weight:700;color:var(--navy);margin-bottom:8px}
.news-row:hover h3{color:var(--primary)}
.news-row p{font-size:13.5px;color:var(--text-gray);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:44px}
.pagination a{width:40px;height:40px;border:1px solid var(--border);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--text-gray)}
.pagination a:hover,.pagination a.active{background:var(--primary);border-color:var(--primary);color:#fff}

/* ---------- 18. 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px}
.contact-cards{display:grid;gap:16px}
.contact-card{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;transition:all .3s}
.contact-card:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.cc-ico{width:46px;height:46px;border-radius:11px;background:rgba(22,104,220,.09);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cc-ico svg{width:23px;height:23px;stroke:var(--primary)}
.contact-card h3{font-size:16px;color:var(--navy);margin-bottom:5px}
.contact-card p{font-size:14px;color:var(--text-gray)}
.contact-card a:hover{color:var(--primary)}
/* 在线客服胶囊按钮 */
.cc-kf{display:inline-flex;align-items:center;gap:6px;margin-top:2px;font-size:13.5px;font-weight:600;color:var(--primary);background:rgba(22,104,220,.08);border:1px solid rgba(22,104,220,.2);padding:7px 15px;border-radius:99px;transition:all .25s}
.cc-kf svg{width:14px;height:14px;stroke:currentColor;transition:transform .25s}
.cc-kf:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.cc-kf:hover svg{transform:translateX(3px)}
.form-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-item{margin-bottom:18px}
.form-item label{display:block;font-size:13.5px;font-weight:600;color:var(--navy);margin-bottom:7px}
.form-item label em{color:var(--orange);font-style:normal;margin-left:3px}
.form-item input,.form-item select,.form-item textarea{width:100%;border:1.5px solid var(--border);border-radius:9px;padding:11px 14px;font-size:14px;font-family:inherit;color:var(--text);transition:border-color .2s;background:#fff}
.form-item input:focus,.form-item select:focus,.form-item textarea:focus{outline:none;border-color:var(--primary)}
.form-item textarea{resize:vertical;min-height:110px}

/* ---------- 19. 产品矩阵（自助建站产品卡） ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.prod{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 18px;text-align:center;transition:all .3s}
.prod:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:var(--primary)}
.prod-ico{width:56px;height:56px;margin:0 auto 14px;border-radius:14px;background:linear-gradient(135deg,rgba(22,104,220,.12),rgba(0,195,137,.12));display:flex;align-items:center;justify-content:center}
.prod-ico svg{width:28px;height:28px;stroke:var(--primary)}
.prod h3{font-size:16px;color:var(--navy);margin-bottom:6px}
.prod p{font-size:12.5px;color:var(--text-gray)}

/* ---------- 20. 响应式 ---------- */
@media (max-width:1024px){
  .feat-grid,.feat-grid.four{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .sol-grid,.case-grid{grid-template-columns:repeat(2,1fr)}
  .flow,.flow.four{grid-template-columns:repeat(2,1fr)}
  .clients-grid{grid-template-columns:repeat(3,1fr)}
  .stat-band{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .stat-band>*:nth-child(2){border-right:none}
  .split{grid-template-columns:1fr;gap:34px}
  .split.reverse .split-media{order:0}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .foot-main{grid-template-columns:1fr 1fr}
  .foot-qr{grid-column:1/-1}
  .foot-qr .qr-list{max-width:460px}
  .cta-band{flex-direction:column;text-align:center;gap:24px;padding:42px 30px}
  .page-banner h1{font-size:30px}
  .banner-visual{right:24px;width:min(38vw,420px);opacity:.95}
  .slogan strong{font-size:20px;letter-spacing:2px}
}
@media (max-width:860px){
  .banner-visual{display:none}
}
@media (max-width:768px){
  .nav{position:fixed;top:74px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 20px 18px;box-shadow:0 24px 40px rgba(10,30,66,.14);display:none;z-index:99;border-radius:0 0 18px 18px;border-top:1px solid var(--border)}
  .nav.open{display:flex}
  .nav a{padding:13px 16px;border-radius:10px}
  .nav a::after{display:none}
  .nav a:hover,.nav a.active{background:rgba(22,104,220,.07)}
  .hamburger{display:flex}
  .btn-login{display:none}
  section{padding:56px 0}
  .feat-grid,.feat-grid.two,.feat-grid.four,.prod-grid,.sol-grid,.case-grid{grid-template-columns:1fr}
  .dir-grid{gap:16px}
  .dir-no{top:14px;right:18px;font-size:34px}
  .dir-card{padding:26px 22px 22px}
  .clients-grid{grid-template-columns:1fr 1fr}
  .news-row{grid-template-columns:1fr}
  .news-row .n-body{padding:0 22px 22px}
  .news-row .n-img{height:140px}
  .form-row{grid-template-columns:1fr}
  .foot-main{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:12px}
  .timeline::before{left:84px}
  .svc-steps{flex-direction:column;gap:12px;margin-top:24px;padding-top:22px}
  .svc-step{padding:16px 18px}
  .svc-step .ss-no{margin-bottom:7px}
  .svc-step b{margin-bottom:6px;font-size:18px}
  .svc-step>span:last-child{text-align:left}
  .tl-item{padding-left:118px}
  .tl-year{width:66px;font-size:17px}
  .tl-item::before{left:76px}
  .stat-band b{font-size:30px}
}

/* ---------- 21. 右侧悬浮导航 ---------- */
.float-side{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:900;display:flex;flex-direction:column;background:#fff;border-radius:14px;box-shadow:0 6px 24px rgba(10,30,66,.14);overflow:visible;border:1px solid #e8edf5}
.fs-item{position:relative;width:64px;padding:11px 4px 10px;border:0;background:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11.5px;color:#50607a;transition:color .2s,background .2s}
.fs-item+.fs-item{border-top:1px solid #eef1f6}
.fs-item svg{width:21px;height:21px;stroke:#1668dc;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.fs-item:hover{color:#fff;background:linear-gradient(135deg,#1668dc,#0e4fb0)}
.fs-item:hover svg{stroke:#fff;transform:scale(1.08)}
.fs-item:focus-visible{outline:2px solid #1668dc;outline-offset:-2px}
.fs-item.fs-top{max-height:0;padding-top:0;padding-bottom:0;opacity:0;pointer-events:none;overflow:hidden;border-top:0;transition:max-height .3s ease,padding .3s ease,opacity .25s ease,color .2s,background .2s}
.float-side.show-top .fs-top{max-height:64px;padding-top:11px;padding-bottom:10px;opacity:1;pointer-events:auto;border-top:1px solid #eef1f6;border-bottom-left-radius:13px;border-bottom-right-radius:13px}
.float-side .fs-item:first-child{border-top-left-radius:13px;border-top-right-radius:13px}
.float-side:not(.show-top) .fs-item:nth-child(2){border-bottom-left-radius:13px;border-bottom-right-radius:13px}
/* 左侧弹层 */
.fs-pop{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%) translateX(10px);background:#fff;border-radius:12px;box-shadow:0 10px 34px rgba(10,30,66,.2);padding:14px 14px 12px;width:168px;text-align:center;opacity:0;visibility:hidden;transition:opacity .22s,transform .22s,visibility .22s;pointer-events:none}
.fs-pop::after{content:"";position:absolute;left:100%;top:50%;transform:translateY(-50%);border:7px solid transparent;border-left-color:#fff}
.fs-pop img{width:140px;height:140px;object-fit:contain;display:block;margin:0 auto 8px;border-radius:6px}
.fs-pop b{display:block;font-size:13px;color:#1c2b45;font-weight:600}
.fs-pop small{display:block;font-size:11px;color:#8a94a8;margin-top:2px}
.fs-item:hover .fs-pop,.fs-item.open .fs-pop{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
@media (max-width:768px){
  .float-side{right:10px}
  .fs-item{width:52px;padding:9px 2px 8px;font-size:10.5px}
  .float-side.show-top .fs-top{max-height:58px;padding-top:9px;padding-bottom:8px}
  .fs-item svg{width:19px;height:19px}
  .fs-pop{width:150px;padding:12px}
  .fs-pop img{width:124px;height:124px}
}