:root{
  --bg:#0a0612;
  --bg2:#120a24;
  --panel:rgba(30,16,54,.72);
  --panel-2:rgba(44,20,78,.55);
  --line:rgba(255,110,220,.22);
  --line-soft:rgba(255,255,255,.08);
  --pink:#ff3dbb;
  --pink-2:#ff7ae0;
  --violet:#8b5cf6;
  --cyan:#4ee8ff;
  --text:#f4ecff;
  --muted:#b9a8d8;
  --radius:18px;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(255,61,187,.28), transparent 62%),
    radial-gradient(900px 560px at 92% 4%, rgba(139,92,246,.30), transparent 60%),
    radial-gradient(900px 700px at 50% 100%, rgba(78,232,255,.10), transparent 65%),
    linear-gradient(180deg,#0a0612 0%,#140a26 42%,#0c0718 100%);
  background-attachment:fixed;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;z-index:0;
  mask-image:radial-gradient(circle at 50% 20%,#000 20%,transparent 78%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block;border-radius:12px}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:1}
section{padding:74px 0;position:relative;z-index:1}
.section-head{max-width:760px;margin-bottom:38px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--pink-2);padding:6px 14px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,61,187,.10);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--pink);box-shadow:0 0 10px var(--pink)}
h1,h2,h3,h4{line-height:1.3;font-weight:800;letter-spacing:.01em}
h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:14px}
h3{font-size:19px}
.lead{color:var(--muted);font-size:16px}
.grad-text{
  background:linear-gradient(100deg,#ff8fe0 0%,#ff3dbb 38%,#b98cff 72%,#4ee8ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  position:relative;
}
.btn-primary{
  background:linear-gradient(100deg,#ff3dbb,#9b5cff 60%,#4ee8ff);
  color:#12061f;box-shadow:0 10px 30px rgba(255,61,187,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(255,61,187,.5)}
.btn-ghost{
  background:rgba(255,255,255,.05);color:var(--text);border-color:var(--line);
}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--pink);box-shadow:0 12px 30px rgba(139,92,246,.28)}
.btn:active{transform:scale(.97)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  backdrop-filter:blur(16px);
  background:rgba(10,6,18,.78);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:38px;width:auto;border-radius:8px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:800;font-size:16px;letter-spacing:.04em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.14em}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  padding:8px 12px;border-radius:10px;font-size:14px;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-links a:hover{color:#fff;background:rgba(255,61,187,.14)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn{padding:10px 20px;font-size:14px}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);transition:transform .25s ease}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

/* Hero */
.hero{padding:66px 0 56px;overflow:hidden}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.hero h1{font-size:clamp(30px,4.4vw,52px);margin-bottom:18px;letter-spacing:.01em}
.hero-desc{color:var(--muted);font-size:16.5px;max-width:600px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  font-size:13px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.04);color:var(--muted);
}
.hero-visual{position:relative;display:flex;flex-direction:column;gap:14px}
.orbit-card{
  border:1px solid var(--line);border-radius:20px;
  background:linear-gradient(150deg,rgba(255,61,187,.16),rgba(139,92,246,.12) 55%,rgba(78,232,255,.08));
  padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.42);
  animation:floaty 6s ease-in-out infinite;
}
.orbit-card:nth-child(2){animation-delay:1.2s;margin-left:26px}
.orbit-card:nth-child(3){animation-delay:2.2s;margin-left:12px}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.orbit-title{font-size:13px;letter-spacing:.16em;color:var(--pink-2);margin-bottom:6px}
.orbit-value{font-size:22px;font-weight:800}
.orbit-note{font-size:13px;color:var(--muted)}
.hero-bars{display:flex;gap:8px;margin-top:14px}
.hero-bars i{
  display:block;height:6px;border-radius:999px;flex:1;
  background:linear-gradient(90deg,#ff3dbb,#4ee8ff);
  opacity:.85;
}
.hero-bars i:nth-child(2){opacity:.55}
.hero-bars i:nth-child(3){opacity:.35}

/* 数据指标 */
.metrics{padding:0 0 70px}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:var(--panel-2);padding:22px;text-align:center;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.metric:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:0 18px 40px rgba(255,61,187,.18)}
.metric b{display:block;font-size:clamp(22px,2.6vw,30px);background:linear-gradient(100deg,#ff8fe0,#4ee8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric span{font-size:13.5px;color:var(--muted)}

/* 通用卡片网格 */
.card-grid{display:grid;gap:20px}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.card{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:var(--panel);padding:24px;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  position:relative;overflow:hidden;
}
.card::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius);
  background:radial-gradient(400px 180px at 100% 0%,rgba(255,61,187,.16),transparent 70%);
  opacity:0;transition:opacity .35s ease;pointer-events:none;
}
.card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:0 20px 44px rgba(0,0,0,.45)}
.card:hover::after{opacity:1}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px}
.card-num{
  font-size:12px;letter-spacing:.16em;color:var(--pink-2);
  border:1px solid var(--line);border-radius:8px;padding:3px 9px;display:inline-block;margin-bottom:12px;
}

/* 关于我们 */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:start}
.about-panel{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(255,61,187,.12),rgba(139,92,246,.12));
  padding:26px;
}
.about-panel h3{margin-bottom:12px}
.about-list{display:grid;gap:12px;margin-top:8px}
.about-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted)}
.about-list li::before{content:"";flex:0 0 8px;height:8px;border-radius:50%;margin-top:8px;background:linear-gradient(120deg,#ff3dbb,#4ee8ff)}
.feature-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.feature-tags span{font-size:12.5px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line-soft);color:var(--muted)}
.scene-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.scene-item{
  border:1px solid var(--line-soft);border-radius:14px;padding:14px;
  background:rgba(255,255,255,.03);transition:background .25s ease,border-color .25s ease;
}
.scene-item:hover{background:rgba(255,61,187,.10);border-color:var(--line)}
.scene-item strong{display:block;font-size:14.5px;margin-bottom:4px}
.scene-item span{font-size:13px;color:var(--muted)}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative}
.flow-step{
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:22px;
  background:var(--panel-2);position:relative;
  transition:transform .3s ease,border-color .3s ease;
}
.flow-step:hover{transform:translateY(-6px);border-color:var(--line)}
.flow-step b{font-size:13px;color:var(--pink-2);letter-spacing:.16em}
.flow-step h3{font-size:16.5px;margin:8px 0 6px}
.flow-step p{font-size:13.5px;color:var(--muted)}

/* 对比评测 */
.review-highlight{
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(255,61,187,.16),rgba(139,92,246,.14));
  padding:26px;margin-bottom:26px;
}
.score-block{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.score-num{font-size:46px;font-weight:900;line-height:1;background:linear-gradient(100deg,#ff8fe0,#4ee8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.score-meta span{display:block;font-size:13.5px;color:var(--muted)}
.stars{color:#ffcf4d;letter-spacing:3px;font-size:18px}
.table-wrap{overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--panel)}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line-soft)}
th{background:rgba(255,61,187,.10);color:#ffe9fb;font-size:14px;letter-spacing:.04em}
td{color:var(--muted)}
tr:last-child td{border-bottom:none}
td strong{color:var(--text)}
.tag-good{color:#7cf0c4;font-weight:700}

/* 评论 */
.comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.comment{
  border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--panel);padding:22px;
  transition:transform .3s ease,border-color .3s ease;
}
.comment:hover{transform:translateY(-5px);border-color:var(--line)}
.comment p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.comment-user{display:flex;align-items:center;gap:10px}
.avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;
  background:linear-gradient(140deg,#ff3dbb,#8b5cf6);color:#12061f;
}
.comment-user b{display:block;font-size:14px}
.comment-user span{font-size:12.5px;color:var(--muted)}

/* 案例 */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:var(--panel);transition:transform .3s ease,border-color .3s ease;
}
.case:hover{transform:translateY(-6px);border-color:var(--line)}
.case-media{overflow:hidden;aspect-ratio:16/9;background:rgba(255,255,255,.04)}
.case-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease}
.case:hover .case-media img{transform:scale(1.05)}
.case-body{padding:20px}
.case-body h3{font-size:17px;margin-bottom:8px}
.case-body p{color:var(--muted);font-size:14px}

/* 文章 */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article{
  border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--panel);padding:22px;
  display:flex;flex-direction:column;gap:10px;transition:transform .3s ease,border-color .3s ease;
}
.article:hover{transform:translateY(-5px);border-color:var(--line)}
.article span{font-size:12px;letter-spacing:.14em;color:var(--pink-2)}
.article h3{font-size:16.5px}
.article p{font-size:14px;color:var(--muted);flex:1}
.article a{font-size:13.5px;color:var(--cyan);font-weight:700}

/* 价格 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px;background:var(--panel-2);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.price-card.hot{border-color:var(--line);background:linear-gradient(160deg,rgba(255,61,187,.16),rgba(139,92,246,.12))}
.price-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(0,0,0,.45)}
.price-card h3{margin-bottom:6px}
.price-card .price{font-size:30px;font-weight:900;margin:10px 0 4px;color:#ffd8f4}
.price-card .price small{font-size:13px;color:var(--muted);font-weight:500}
.price-card ul{display:grid;gap:9px;margin-top:16px}
.price-card li{font-size:14px;color:var(--muted);display:flex;gap:8px}
.price-card li::before{content:"✦";color:var(--pink);font-size:12px;margin-top:2px}

/* 服务网络 */
.network{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.net-item{
  border:1px solid var(--line-soft);border-radius:14px;padding:18px;background:rgba(255,255,255,.03);
  transition:border-color .25s ease,background .25s ease;
}
.net-item:hover{border-color:var(--line);background:rgba(255,61,187,.08)}
.net-item b{display:block;font-size:15px;margin-bottom:5px}
.net-item span{font-size:13px;color:var(--muted)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:14px;background:var(--panel);overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:18px 20px;font-size:15.5px;font-weight:700;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:14px;font-family:inherit;
}
.faq-q i{
  font-style:normal;color:var(--pink);font-size:20px;line-height:1;
  transition:transform .3s ease;flex-shrink:0;
}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 20px 18px;color:var(--muted);font-size:14.5px}

/* 表单 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.form-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--panel);padding:28px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.field label{font-size:13.5px;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;font-size:14.5px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.05);color:var(--text);
  font-family:inherit;transition:border-color .25s ease,box-shadow .25s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--pink);box-shadow:0 0 0 3px rgba(255,61,187,.16);
}
.field select option{background:#1a0f2e;color:var(--text)}
.field textarea{resize:vertical;min-height:110px}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px}
.contact-info{display:grid;gap:14px}
.info-item{
  border:1px solid var(--line-soft);border-radius:14px;padding:18px;background:var(--panel-2);
  display:flex;gap:14px;align-items:flex-start;
}
.info-item b{display:block;font-size:13px;color:var(--pink-2);letter-spacing:.1em;margin-bottom:4px}
.info-item span,.info-item a{font-size:14.5px;color:var(--text);word-break:break-all}
.qr-box{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.qr-box img{width:110px;border-radius:12px;border:1px solid var(--line-soft)}

/* 友情链接 & 加盟 */
.links-wrap{display:flex;flex-wrap:wrap;gap:10px}
.links-wrap a{
  font-size:13.5px;padding:8px 15px;border-radius:999px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.04);color:var(--muted);
  transition:color .25s,border-color .25s,transform .25s;
}
.links-wrap a:hover{color:#fff;border-color:var(--pink);transform:translateY(-2px)}

/* footer */
.site-footer{
  border-top:1px solid var(--line-soft);
  background:rgba(6,3,12,.92);
  padding:46px 0 22px;
  color:var(--text);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;margin-bottom:28px}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:12px;max-width:380px}
.footer-col h4{font-size:15px;margin-bottom:12px;color:var(--pink-2)}
.footer-col ul{display:grid;gap:9px}
.footer-col a,.footer-col li{color:var(--muted);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:18px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:#fff}

/* 浮动 */
.float-tools{position:fixed;right:18px;bottom:24px;display:flex;flex-direction:column;gap:10px;z-index:70}
.float-btn{
  width:48px;height:48px;border-radius:14px;border:1px solid var(--line);
  background:rgba(20,10,36,.92);color:var(--text);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:12.5px;font-weight:700;backdrop-filter:blur(8px);
  transition:transform .25s ease,background .25s ease;
}
.float-btn:hover{transform:translateY(-3px);background:rgba(255,61,187,.24)}
.float-btn svg{width:20px;height:20px;fill:currentColor}

/* 动画 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* 响应式 */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-visual{order:2}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .cols-3,.comment-grid,.article-grid,.price-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .network{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(10,6,18,.98);border-bottom:1px solid var(--line);
    padding:14px 18px 18px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 14px;border-radius:10px;font-size:14.5px}
  .menu-toggle{display:flex}
  .nav-cta .btn-ghost{display:none}
}
@media(max-width:720px){
  section{padding:54px 0}
  .hero{padding:44px 0 40px}
  .metric-grid,.cols-3,.cols-2,.comment-grid,.article-grid,.price-grid,.flow,.network,.case-grid{grid-template-columns:1fr}
  .scene-list{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .review-highlight{flex-direction:column;align-items:flex-start}
  .nav-cta .btn-primary{padding:9px 16px;font-size:13px}
  .hero-actions .btn{width:100%}
  .orbit-card:nth-child(2),.orbit-card:nth-child(3){margin-left:0}
}