:root{
  --blue:#1D6FE0; --blue-d:#1456B4; --blue-l:#EAF2FE; --green:#159A4B; --green-l:#EAF7F0;
  --ink:#1A2B45; --gray:#2E3A4D; --gray2:#5B6B82; --line:#E4EBF4; --bg:#F6F9FE; --white:#fff;
  --radius:16px; --shadow:0 10px 30px rgba(29,111,224,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--gray);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.tag{display:inline-block;font-size:13px;font-weight:600;padding:4px 12px;border-radius:999px}
.tag-blue{background:var(--blue-l);color:var(--blue)}
.tag-green{background:var(--green-l);color:var(--green)}
h1,h2,h3,h4{color:var(--ink);font-weight:700}
.sec{padding:64px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 40px}
.sec-head h2{font-size:30px;margin:14px 0 10px}
.sec-head p{color:var(--gray2);font-size:16px}
.btn{display:inline-block;padding:13px 26px;border-radius:10px;font-weight:600;font-size:15px;transition:.2s;cursor:pointer;border:1px solid transparent}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d)}
.btn-ghost{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn-ghost:hover{background:var(--blue-l)}
.btn-light{background:rgba(255,255,255,.15);color:#fff;border-color:rgba(255,255,255,.5)}
.btn-light:hover{background:rgba(255,255,255,.25)}
.btn[disabled]{opacity:.6;cursor:not-allowed}

.notice{background:#0E3E80;color:#cfe0fb;font-size:13.5px;text-align:center;padding:8px 16px}
.notice a{color:#fff;font-weight:600;text-decoration:underline}
.notice .x{float:right;cursor:pointer;color:#9db8e6}

header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;height:64px;gap:28px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--ink)}
.logo .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--blue),#4FA8E0);display:grid;place-items:center;color:#fff;font-size:17px}
nav.menu{display:flex;gap:22px;margin-left:8px;flex:1}
nav.menu a{font-size:15px;color:var(--gray);font-weight:500}
nav.menu a:hover,nav.menu a.on{color:var(--blue)}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-cta .btn{padding:9px 18px;font-size:14px}
.burger{display:none;background:none;border:none;font-size:24px;color:var(--ink)}

.hero{background:linear-gradient(120deg,rgba(11,58,128,.94) 0%,rgba(20,86,180,.90) 42%,rgba(29,111,224,.72) 78%,rgba(79,168,224,.62) 100%),url('/assets/img/hero.jpg') center/cover no-repeat;color:#fff;padding:72px 0 80px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.18),transparent 70%)}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero .kicker{font-size:14px;letter-spacing:2px;color:#cfe0fb;text-transform:uppercase;margin-bottom:16px}
.hero h1{color:#fff;font-size:42px;line-height:1.25;margin-bottom:18px}
.hero p.sub{font-size:17px;color:#e7f0fd;max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero-old{font-size:13.5px;color:#dbe8fc}
.hero-old a{color:#fff;text-decoration:underline;font-weight:600}
.hero-card{background:rgba(8,42,96,.50);border:1px solid rgba(255,255,255,.28);border-radius:20px;padding:26px;backdrop-filter:blur(10px);box-shadow:0 18px 50px rgba(8,42,96,.28)}
.hero-card h3{color:#fff;font-size:17px;margin-bottom:16px}
.hero-card .row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.22);font-size:14.5px}
.hero-card .row:last-child{border-bottom:0}
.hero-card .dot{width:8px;height:8px;border-radius:50%;background:#BFE3F5;flex:none}

.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust .wrap{display:flex;justify-content:space-between;gap:16px;padding:22px 20px;flex-wrap:wrap}
.trust .t{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--gray);font-weight:500}
.trust .t .ico{width:34px;height:34px;border-radius:9px;background:var(--blue-l);color:var(--blue);display:grid;place-items:center;font-size:16px;flex:none}

.audience-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.aud{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-align:center;transition:.2s;display:block}
.aud:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--blue)}
.aud .media{height:120px;background:linear-gradient(135deg,#EAF2FE,#BFE3F5);background-size:cover;background-position:center}
.aud .ico{font-size:22px;margin:14px 0 0}
.aud h3{font-size:16px;margin:8px 12px 6px}
.aud p{font-size:13px;color:var(--gray2);margin:0 12px 12px;min-height:38px}
.aud .go{font-size:13px;color:var(--blue);font-weight:600;display:inline-block;margin-bottom:16px}
@media(max-width:1080px){.audience-grid{grid-template-columns:repeat(3,1fr)}.aud p{min-height:0}}
@media(max-width:640px){.audience-grid{grid-template-columns:repeat(2,1fr)}}
/* 能力场景图卡 */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:28px}
.cap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
.cap:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cap .ph{height:150px;background:linear-gradient(135deg,#EAF2FE,#BFE3F5);background-size:cover;background-position:center}
.cap .tx{padding:16px 18px 20px}
.cap h4{font-size:16px;margin-bottom:6px}
.cap p{font-size:13.5px;color:var(--gray2);line-height:1.6}
@media(max-width:900px){.cap-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.cap-grid{grid-template-columns:1fr}}

.stats{background:linear-gradient(135deg,#1456B4,#1D6FE0 55%,#4FA8E0);border-radius:24px;padding:48px 40px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{text-align:center}
.stat .num{font-size:46px;font-weight:800;line-height:1}
.stat .lbl{margin-top:10px;font-size:15px;color:#dbe8fc}
.modules{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.modbox{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.modbox h4{font-size:16px;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.modbox ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.modbox li{font-size:12.5px;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:5px 10px;color:var(--gray)}

.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.2s}
.svc:hover{box-shadow:var(--shadow)}
.svc .ico{width:52px;height:52px;border-radius:13px;background:var(--blue-l);color:var(--blue);display:grid;place-items:center;font-size:25px;margin-bottom:16px}
.svc h3{font-size:19px;margin-bottom:10px}
.svc p{color:var(--gray2);font-size:14.5px}

.mall{background:linear-gradient(120deg,#0E3E80,#1D6FE0);border-radius:24px;overflow:hidden;display:grid;grid-template-columns:1.2fr .8fr}
.mall-txt{padding:44px 40px;color:#fff}
.mall-txt .tag{background:rgba(255,255,255,.18);color:#fff;margin-bottom:16px}
.mall-txt h2{color:#fff;font-size:28px;margin-bottom:12px}
.mall-txt p{color:#dbe8fc;margin-bottom:24px}
.mall-side{background:rgba(255,255,255,.1);padding:40px;display:flex;flex-direction:column;justify-content:center;gap:14px;border-left:1px solid rgba(255,255,255,.2)}
.mall-chip{background:rgba(255,255,255,.92);border-radius:12px;padding:14px 18px;color:var(--ink);font-size:14.5px;font-weight:600;display:flex;justify-content:space-between;align-items:center}
.mall-chip span{color:var(--blue)}

.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;text-align:center;position:relative}
.price.hot{border:2px solid var(--blue);box-shadow:var(--shadow);transform:translateY(-6px)}
.price .rib{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:12px;padding:4px 14px;border-radius:999px}
.price h3{font-size:18px;margin-bottom:8px}
.price .money{font-size:34px;font-weight:800;color:var(--blue);margin:10px 0}
.price .money small{font-size:14px;font-weight:500;color:var(--gray2)}
.price ul{list-style:none;text-align:left;margin:18px 0 22px}
.price li{font-size:14px;padding:7px 0 7px 24px;position:relative;color:var(--gray)}
.price li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}

.modes{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mode{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px}
.mode .who{font-size:13px;color:var(--gray2);margin-bottom:8px}
.mode h3{font-size:16px;margin-bottom:8px}
.mode .fee{font-size:22px;font-weight:800;color:var(--blue);margin-bottom:6px}
.mode p{font-size:13px;color:var(--gray2)}

.cta{background:linear-gradient(135deg,#1456B4,#1D6FE0 60%,#4FA8E0);border-radius:24px;padding:54px 40px;text-align:center;color:#fff}
.cta h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta p{color:#dbe8fc;margin-bottom:28px;font-size:16px}
.cta .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

footer.site{background:#0C1C33;color:#9fb2cf;padding:52px 0 24px;margin-top:20px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;margin-bottom:34px}
footer h4{color:#fff;font-size:15px;margin-bottom:14px}
footer a{display:block;padding:4px 0;color:#9fb2cf}
footer a:hover{color:#fff}
.foot-brand .logo{color:#fff;margin-bottom:14px}
.foot-brand p{line-height:1.7}
.foot-bottom{border-top:1px solid #1d2f4d;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#7d92b3}
.compliance{background:#102341;border:1px solid #1d2f4d;border-radius:10px;padding:12px 16px;margin-top:18px;font-size:12.5px;color:#8fa6c9;line-height:1.7}

/* 资讯 */
.news-tabs{display:flex;gap:10px;justify-content:center;margin-bottom:30px;flex-wrap:wrap}
.news-tabs a{border:1px solid var(--line);background:#fff;color:var(--gray);padding:9px 22px;border-radius:999px;font-size:15px;font-weight:600}
.news-tabs a.on{background:var(--blue);color:#fff;border-color:var(--blue)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:block;color:inherit}
.article:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.article .cover{height:150px;background:linear-gradient(135deg,#EAF2FE,#BFE3F5);background-size:cover;background-position:center;display:grid;place-items:center;font-size:34px}
.article .cover.has-img{font-size:0}
.article .body{padding:18px 20px 22px}
.article .cat{font-size:12px;color:var(--blue);font-weight:700;margin-bottom:8px}
.article h3{font-size:16.5px;line-height:1.5;margin-bottom:8px}
.article p{font-size:13.5px;color:var(--gray2);margin-bottom:12px}
.article .date{font-size:12.5px;color:#8fa0b8}
.news-more{text-align:center;margin-top:30px}
.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:48px;text-align:center;color:var(--gray2)}

/* 文章详情 */
.article-page{background:#fff;border:1px solid var(--line);border-radius:20px;padding:48px;max-width:820px;margin:0 auto}
.article-page h1{font-size:30px;line-height:1.4;margin:14px 0}
.article-meta{color:var(--gray2);font-size:13.5px;margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.article-cover{height:300px;border-radius:14px;background-size:cover;background-position:center;margin-bottom:26px;background-color:var(--blue-l)}
@media(max-width:640px){.article-cover{height:190px}}
.article-content{font-size:16.5px;line-height:1.9}
.article-content p{margin:16px 0}
.article-content h2{font-size:22px;margin:28px 0 12px}
.article-content h3{font-size:18px;margin:22px 0 10px}
.article-content ul,.article-content ol{margin:12px 0 12px 24px}
.article-content img{border-radius:12px;margin:18px 0}
.article-content a{color:var(--blue);text-decoration:underline}
.crumb{font-size:13.5px;color:var(--gray2);margin-bottom:8px}
.crumb a{color:var(--gray2)}
.related{margin-top:40px}

/* 方案页 */
.page-hero{background:linear-gradient(135deg,#1456B4,#1D6FE0 60%,#4FA8E0);color:#fff;padding:56px 0}
.page-hero h1{color:#fff;font-size:34px;margin-bottom:12px}
.page-hero p{color:#e7f0fd;font-size:17px;max-width:720px}
.content-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;margin-bottom:24px}
.content-card h2{font-size:22px;margin-bottom:14px}
.content-card h3{font-size:17px;margin:20px 0 8px}
.content-card p{color:var(--gray);margin:10px 0}
.content-card ul{margin:8px 0 8px 22px;color:var(--gray)}
.kv{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.kv .item{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.kv .item b{color:var(--ink)}

/* 表单 */
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;max-width:640px;margin:0 auto}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:7px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit}
.form-row input:focus,.form-row textarea:focus{outline:2px solid var(--blue-l);border-color:var(--blue)}
.form-msg{padding:12px 16px;border-radius:10px;margin-bottom:18px;font-size:14.5px}
.form-msg.ok{background:var(--green-l);color:var(--green)}
.form-msg.err{background:#FDECEC;color:#B42318}

@media(max-width:960px){
  .hero .wrap{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .audience-grid{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .modules,.svc-grid,.price-grid,.news-grid{grid-template-columns:1fr}
  .modes{grid-template-columns:repeat(2,1fr)}
  .mall{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  nav.menu,.nav-cta .btn-ghost{display:none}
  .burger{display:block}
  .price.hot{transform:none}
  .article-page{padding:28px}
  .kv{grid-template-columns:1fr}
}
@media(max-width:560px){
  .audience-grid,.modes,.stats{grid-template-columns:1fr}
  .sec{padding:44px 0}
}