*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0614;
  --text:#efeaf9;
  --muted:#a89ec6;
  --pink:#ff3db8;
  --purple:#8b5cf6;
  --cyan:#33dff2;
  --line:rgba(168,126,255,.22);
  --radius:18px;
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--text);
  line-height:1.72;
  background-color:#0a0614;
  background-image:
    radial-gradient(circle at 12% 4%,rgba(255,61,184,.20),transparent 42%),
    radial-gradient(circle at 88% 10%,rgba(124,58,237,.26),transparent 46%),
    radial-gradient(circle at 50% 62%,rgba(51,223,242,.10),transparent 55%),
    linear-gradient(180deg,#0a0614 0%,#120a24 42%,#0d0719 72%,#0a0614 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
a{color:inherit}
img{max-width:100%}
section{position:relative;z-index:1}
.section{padding:72px 0;scroll-margin-top:84px}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,6,20,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:68px;
  flex-wrap:nowrap;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex:none;
}
.ai-page-logo{
  display:block;
  max-height:36px;
  width:auto;
}
.brand-name{
  font-size:17px;
  font-weight:700;
  letter-spacing:.04em;
  color:#fff;
  white-space:nowrap;
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:14px;
  margin-left:auto;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:0;
  list-style:none;
  flex-wrap:wrap;
}
.nav-links a{
  display:block;
  padding:8px 11px;
  font-size:14px;
  color:var(--muted);
  text-decoration:none;
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-links a:hover,
.nav-links a:focus-visible{
  color:#fff;
  background:rgba(255,61,184,.14);
}
.nav-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;
  height:40px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius:10px;
  cursor:pointer;
  flex:none;
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  margin:0 auto;
  background:#fff;
  border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  font-family:inherit;
}
.btn:active{transform:scale(.97)}
.btn-primary{
  background:linear-gradient(120deg,#ff3db8,#8b5cf6);
  color:#fff;
  box-shadow:0 10px 28px rgba(255,61,184,.28);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 38px rgba(255,61,184,.44);
}
.btn-ghost{
  background:rgba(255,255,255,.05);
  color:var(--text);
  border-color:var(--line);
}
.btn-ghost:hover{
  transform:translateY(-2px);
  border-color:rgba(255,61,184,.6);
  background:rgba(255,61,184,.12);
}

/* Hero */
.hero{
  padding:66px 0 60px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  width:540px;
  height:540px;
  top:-220px;
  right:-160px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,184,.38),transparent 66%);
  filter:blur(30px);
  animation:floatGlow 14s ease-in-out infinite;
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  width:420px;
  height:420px;
  bottom:-220px;
  left:-140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(51,223,242,.26),transparent 66%);
  filter:blur(34px);
  animation:floatGlow 18s ease-in-out infinite reverse;
  pointer-events:none;
}
@keyframes floatGlow{
  0%,100%{transform:translate3d(0,0,0)}
  50%{transform:translate3d(-28px,22px,0)}
}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:44px;
  align-items:center;
  position:relative;
  z-index:1;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(255,61,184,.42);
  background:rgba(255,61,184,.12);
  color:#ffb7e3;
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
}
.hero-badge::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--pink);
  box-shadow:0 0 10px var(--pink);
  animation:pulseDot 2.4s ease-in-out infinite;
}
@keyframes pulseDot{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.45;transform:scale(.7)}
}
.hero h1{
  margin-top:20px;
  font-size:clamp(28px,4.4vw,46px);
  line-height:1.24;
  color:#fff;
  font-weight:800;
  letter-spacing:.01em;
  text-shadow:0 0 26px rgba(255,61,184,.18);
}
.hero h1 em{
  font-style:normal;
  color:#ff6cc6;
}
.hero-sub{
  margin-top:18px;
  font-size:15.5px;
  color:var(--muted);
  max-width:560px;
}
.hero-actions{
  margin-top:28px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
}
.hero-note{
  margin-top:14px;
  font-size:13px;
  color:#8f86ac;
}
.hero-panel{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.metric{
  padding:20px 18px;
  border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.metric:hover{
  transform:translateY(-4px);
  border-color:rgba(255,61,184,.55);
  box-shadow:0 16px 34px rgba(80,20,120,.4);
}
.metric-num{
  display:block;
  font-size:24px;
  font-weight:800;
  color:#fff;
  letter-spacing:.02em;
}
.metric-num span{
  font-size:13px;
  font-weight:600;
  color:var(--pink);
  margin-left:2px;
}
.metric-label{
  display:block;
  margin-top:6px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.55;
}
.model-strip{
  margin-top:44px;
  padding:22px 24px;
  border-radius:18px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  position:relative;
  z-index:1;
}
.model-strip-title{
  font-size:13px;
  color:#ff8ad4;
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:14px;
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
}
.tag-cloud li{
  padding:5px 12px;
  font-size:12.5px;
  color:#cdc4e4;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.045);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.tag-cloud li:hover{
  color:#fff;
  border-color:rgba(255,61,184,.6);
  background:rgba(255,61,184,.16);
}

/* 通用区块标题 */
.sec-head{
  max-width:760px;
  margin-bottom:38px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.09em;
  color:#ff8ad4;
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,#ff3db8,#8b5cf6);
}
.sec-head h2{
  font-size:clamp(22px,3.1vw,32px);
  line-height:1.36;
  color:#fff;
  font-weight:700;
}
.sec-desc{
  margin-top:13px;
  font-size:15px;
  color:var(--muted);
}

/* 关于 */
.about-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:start;
}
.about-text p{
  color:var(--muted);
  font-size:15px;
  margin-bottom:14px;
}
.check-list{
  list-style:none;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 18px;
  margin-top:20px;
}
.check-list li{
  position:relative;
  padding-left:24px;
  font-size:14.5px;
  color:#ded7f0;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  width:12px;
  height:12px;
  border-radius:4px;
  background:linear-gradient(135deg,#ff3db8,#8b5cf6);
}
.media-stack{display:grid;gap:14px}
.media-item{
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(140deg,rgba(255,61,184,.18),rgba(139,92,246,.14));
  aspect-ratio:16/9;
}
.media-item img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.media-row .media-item{aspect-ratio:1/1}

/* 服务能力 */
.cards-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:18px;
}
.card{
  padding:24px 22px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(255,255,255,.075),rgba(255,255,255,.022));
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,61,184,.55);
  box-shadow:0 20px 42px rgba(78,18,118,.42);
}
.card-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,rgba(255,61,184,.9),rgba(139,92,246,.9));
  box-shadow:0 8px 20px rgba(255,61,184,.26);
  flex:none;
}
.card-icon svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{
  font-size:17px;
  color:#fff;
  font-weight:700;
}
.card p{
  font-size:14px;
  color:var(--muted);
}

/* 场景 */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(232px,1fr));
  gap:16px;
}
.scene{
  padding:20px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.09);
  background:rgba(255,255,255,.035);
  transition:transform .28s ease,background .28s ease,border-color .28s ease;
}
.scene:hover{
  transform:translateY(-4px);
  background:rgba(255,61,184,.1);
  border-color:rgba(255,61,184,.5);
}
.scene h3{
  font-size:15.5px;
  color:#fff;
  margin-bottom:6px;
  font-weight:700;
}
.scene p{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.65;
}

/* 行业方案 */
.solution-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(255px,1fr));
  gap:18px;
}
.solution{
  padding:26px 24px;
  border-radius:18px;
  border:1px solid var(--line);
  background:
    linear-gradient(150deg,rgba(139,92,246,.16),rgba(255,61,184,.06) 60%,rgba(255,255,255,.02));
  transition:transform .3s ease,border-color .3s ease;
}
.solution:hover{
  transform:translateY(-5px);
  border-color:rgba(51,223,242,.5);
}
.solution h3{
  font-size:17px;
  color:#fff;
  margin-bottom:12px;
  font-weight:700;
}
.solution ul{
  list-style:none;
  display:grid;
  gap:8px;
}
.solution li{
  position:relative;
  padding-left:18px;
  font-size:13.8px;
  color:#cdc5e3;
}
.solution li::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--cyan);
}

/* 服务网络 */
.network-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:14px;
}
.network-item{
  padding:20px;
  border-radius:14px;
  border:1px dashed rgba(168,126,255,.34);
  background:rgba(255,255,255,.028);
  transition:background .28s ease,border-color .28s ease;
}
.network-item:hover{
  background:rgba(139,92,246,.14);
  border-color:rgba(255,61,184,.55);
}
.network-item strong{
  display:block;
  color:#fff;
  font-size:15px;
  margin-bottom:6px;
}
.network-item span{
  font-size:13.2px;
  color:var(--muted);
}

/* 流程 */
.timeline{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:18px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:24px 20px 20px;
  border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(255,61,184,.12),rgba(255,255,255,.025));
  transition:transform .3s ease,border-color .3s ease;
}
.step:hover{
  transform:translateY(-4px);
  border-color:rgba(255,61,184,.6);
}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:32px;
  height:32px;
  border-radius:9px;
  font-size:14px;
  font-weight:800;
  color:#fff;
  background:linear-gradient(135deg,#ff3db8,#8b5cf6);
  margin-bottom:12px;
}
.step h3{
  font-size:15.5px;
  color:#fff;
  margin-bottom:6px;
  font-weight:700;
}
.step p{
  font-size:13.4px;
  color:var(--muted);
}

/* 案例 */
.case-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:18px;
}
.case{
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  display:flex;
  flex-direction:column;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.case:hover{
  transform:translateY(-5px);
  border-color:rgba(255,61,184,.55);
  box-shadow:0 20px 44px rgba(78,18,118,.42);
}
.case-figure{
  aspect-ratio:16/9;
  background:linear-gradient(140deg,rgba(255,61,184,.22),rgba(51,223,242,.16));
  overflow:hidden;
}
.case-figure img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.case-body{
  padding:20px 22px 24px;
}
.case-body h3{
  font-size:16.5px;
  color:#fff;
  margin-bottom:8px;
  font-weight:700;
}
.case-body p{
  font-size:13.8px;
  color:var(--muted);
}
.case-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
  list-style:none;
}
.case-tags li{
  font-size:12px;
  padding:4px 10px;
  border-radius:999px;
  color:#ffb7e3;
  background:rgba(255,61,184,.14);
  border:1px solid rgba(255,61,184,.34);
}
.case-side{
  display:grid;
  gap:18px;
  align-content:start;
}
.case-side .case-figure{aspect-ratio:1/1}

/* 对比评测 */
.review-grid{
  display:grid;
  grid-template-columns:.62fr 1.38fr;
  gap:22px;
  align-items:start;
}
.score-card{
  padding:28px 24px;
  border-radius:20px;
  border:1px solid rgba(255,61,184,.45);
  background:
    radial-gradient(circle at 20% 0%,rgba(255,61,184,.3),transparent 62%),
    linear-gradient(165deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  text-align:center;
}
.score-stars{
  font-size:20px;
  letter-spacing:4px;
  color:#ffd166;
  margin-bottom:10px;
}
.score-num{
  font-size:44px;
  font-weight:800;
  color:#fff;
  line-height:1.1;
}
.score-num span{
  font-size:16px;
  font-weight:600;
  color:var(--muted);
  margin-left:4px;
}
.score-desc{
  margin-top:10px;
  font-size:13.5px;
  color:var(--muted);
}
.score-badge{
  display:inline-block;
  margin-top:16px;
  padding:6px 14px;
  border-radius:999px;
  font-size:12.5px;
  color:#0a0614;
  background:linear-gradient(120deg,#ff8ad4,#ffd166);
  font-weight:700;
}
.table-wrap{
  overflow-x:auto;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  -webkit-overflow-scrolling:touch;
}
table{
  width:100%;
  border-collapse:collapse;
  min-width:660px;
}
th,td{
  padding:13px 16px;
  text-align:left;
  font-size:13.8px;
  border-bottom:1px solid rgba(255,255,255,.075);
  vertical-align:top;
}
th{
  background:rgba(255,61,184,.14);
  color:#fff;
  font-weight:700;
  white-space:nowrap;
}
td{color:#cfc7e2}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(255,255,255,.035)}
.tick{color:var(--cyan);font-weight:700}
.half{color:#ffd166;font-weight:700}
.cross{color:#8f86ac}

/* 评论 */
.comment-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:18px;
}
.comment{
  padding:24px 22px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:transform .3s ease,border-color .3s ease;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.comment:hover{
  transform:translateY(-4px);
  border-color:rgba(51,223,242,.5);
}
.comment-text{
  font-size:14px;
  color:#ded7f0;
  line-height:1.75;
}
.comment-user{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:auto;
}
.avatar{
  width:40px;
  height:40px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:700;
  color:#fff;
  background:linear-gradient(135deg,#ff3db8,#8b5cf6);
  flex:none;
}
.comment-user strong{
  display:block;
  font-size:14px;
  color:#fff;
}
.comment-user span{
  font-size:12.5px;
  color:var(--muted);
}

/* FAQ */
.faq-list{
  display:grid;
  gap:12px;
}
.faq-item{
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  overflow:hidden;
  transition:border-color .28s ease,background .28s ease;
}
.faq-item[open]{
  border-color:rgba(255,61,184,.55);
  background:rgba(255,61,184,.07);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:17px 22px;
  font-size:15px;
  font-weight:600;
  color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::marker{content:""}
.faq-icon{
  width:9px;
  height:9px;
  border-right:2px solid #ff6cc6;
  border-bottom:2px solid #ff6cc6;
  transform:rotate(45deg);
  transition:transform .3s ease;
  flex:none;
  margin-right:4px;
}
.faq-item[open] .faq-icon{transform:rotate(-135deg)}
.faq-body{
  padding:0 22px 18px;
  font-size:14px;
  color:var(--muted);
}

/* 文章 */
.article-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:16px;
}
.article-item{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:22px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  text-decoration:none;
  transition:transform .3s ease,border-color .3s ease,background .3s ease;
}
.article-item:hover{
  transform:translateY(-4px);
  border-color:rgba(255,61,184,.55);
  background:rgba(255,61,184,.08);
}
.article-tag{
  align-self:flex-start;
  font-size:12px;
  padding:3px 10px;
  border-radius:999px;
  color:#a8f0f8;
  background:rgba(51,223,242,.12);
  border:1px solid rgba(51,223,242,.3);
}
.article-item h3{
  font-size:15.5px;
  color:#fff;
  line-height:1.5;
  font-weight:700;
}
.article-item p{
  font-size:13.4px;
  color:var(--muted);
}
.article-more{
  margin-top:auto;
  font-size:13px;
  color:#ff8ad4;
  font-weight:600;
}

/* 表单与联系 */
.contact-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:24px;
  align-items:start;
}
.lead-form{
  padding:28px 26px;
  border-radius:20px;
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(255,255,255,.075),rgba(255,255,255,.022));
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.field{
  display:flex;
  flex-direction:column;
  gap:7px;
  margin-bottom:16px;
}
.field span{
  font-size:13.5px;
  color:#ded7f0;
  font-weight:600;
}
.field input,
.field select,
.field textarea{
  width:100%;
  padding:12px 14px;
  font-size:14px;
  font-family:inherit;
  color:#fff;
  background:rgba(10,6,20,.6);
  border:1px solid rgba(168,126,255,.28);
  border-radius:10px;
  outline:none;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.field textarea{resize:vertical;min-height:110px}
.field input::placeholder,
.field textarea::placeholder{color:#7d7499}
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:rgba(255,61,184,.7);
  box-shadow:0 0 0 3px rgba(255,61,184,.16);
}
.field select option{background:#150c26;color:#fff}
.form-submit{width:100%;margin-top:4px}
.form-note{
  margin-top:12px;
  font-size:12.5px;
  color:#8f86ac;
  text-align:center;
}
.contact-card{
  padding:26px 24px;
  border-radius:20px;
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(139,92,246,.16),rgba(255,255,255,.025));
}
.contact-card h3{
  font-size:17px;
  color:#fff;
  margin-bottom:16px;
  font-weight:700;
}
.contact-list{
  list-style:none;
  display:grid;
  gap:12px;
  font-size:14px;
  color:#cfc7e2;
}
.contact-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.contact-list b{
  color:#ff8ad4;
  font-weight:600;
  flex:none;
  min-width:66px;
}
.contact-list a{
  color:#ffb7e3;
  text-decoration:none;
  word-break:break-all;
}
.contact-list a:hover{text-decoration:underline}
.qr-box{
  margin-top:20px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  gap:16px;
}
.qr-img{
  width:118px;
  height:118px;
  border-radius:12px;
  overflow:hidden;
  background:rgba(255,255,255,.9);
  border:1px solid rgba(255,255,255,.2);
  flex:none;
}
.qr-img img{
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
}
.qr-text strong{
  display:block;
  color:#fff;
  font-size:14px;
  margin-bottom:6px;
}
.qr-text span{
  font-size:12.8px;
  color:var(--muted);
}

/* 加盟 */
.join-banner{
  padding:34px 32px;
  border-radius:22px;
  border:1px solid rgba(255,61,184,.4);
  background:
    radial-gradient(circle at 8% 20%,rgba(255,61,184,.3),transparent 55%),
    radial-gradient(circle at 92% 80%,rgba(51,223,242,.22),transparent 55%),
    linear-gradient(150deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.join-banner h2{
  font-size:clamp(20px,2.6vw,26px);
  color:#fff;
  font-weight:700;
  max-width:640px;
}
.join-banner p{
  margin-top:10px;
  font-size:14px;
  color:var(--muted);
  max-width:660px;
}

/* 页脚 */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:46px;
  padding:40px 0 26px;
  border-top:1px solid rgba(168,126,255,.24);
  background:rgba(7,4,14,.86);
  color:#cfc7e2;
}
.footer-top{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:28px;
  padding-bottom:26px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
}
.footer-brand strong{
  font-size:16px;
  color:#fff;
}
.footer-desc{
  font-size:13.4px;
  color:#a89ec6;
  max-width:340px;
}
.footer-col h3{
  font-size:14px;
  color:#fff;
  margin-bottom:14px;
  font-weight:700;
}
.footer-links{
  list-style:none;
  display:grid;
  gap:9px;
}
.footer-links a{
  font-size:13.4px;
  color:#bdb4d6;
  text-decoration:none;
  transition:color .2s ease;
}
.footer-links a:hover{color:#ff8ad4}
.footer-bottom{
  padding-top:20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:12.8px;
  color:#8f86ac;
}
.footer-bottom a{
  color:#bdb4d6;
  text-decoration:none;
}
.footer-bottom a:hover{color:#ff8ad4}

/* 浮动组件 */
.float-tools{
  position:fixed;
  right:18px;
  bottom:22px;
  z-index:80;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.float-btn,
.back-top{
  width:52px;
  height:52px;
  border-radius:50%;
  border:1px solid rgba(255,61,184,.5);
  background:linear-gradient(140deg,#ff3db8,#8b5cf6);
  color:#fff;
  font-size:13px;
  font-weight:700;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 10px 26px rgba(255,61,184,.34);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease,visibility .25s ease;
  font-family:inherit;
  line-height:1.2;
}
.float-btn:hover,
.back-top:hover{
  transform:translateY(-3px);
  box-shadow:0 16px 34px rgba(255,61,184,.5);
}
.back-top{
  background:rgba(20,12,36,.92);
  border-color:rgba(168,126,255,.4);
  font-size:18px;
  opacity:0;
  visibility:hidden;
}
.back-top.show{opacity:1;visibility:visible}
.chat-panel{
  position:fixed;
  right:18px;
  bottom:86px;
  z-index:79;
  width:266px;
  padding:18px;
  border-radius:16px;
  border:1px solid rgba(255,61,184,.4);
  background:rgba(14,8,26,.97);
  box-shadow:0 22px 50px rgba(0,0,0,.55);
  display:flex;
  flex-direction:column;
  gap:12px;
}
.chat-panel[hidden]{display:none}
.chat-panel h3{
  font-size:14px;
  color:#fff;
  font-weight:700;
}
.chat-qr{
  width:100%;
  aspect-ratio:1/1;
  border-radius:12px;
  overflow:hidden;
  background:rgba(255,255,255,.92);
  border:1px solid rgba(255,255,255,.16);
}
.chat-qr img{
  display:block;
  width:100%;
  height:100%;
  object-fit:contain;
}
.chat-list{
  list-style:none;
  display:grid;
  gap:8px;
  font-size:13px;
  color:#cfc7e2;
}
.chat-list a{color:#ff8ad4;text-decoration:none}
.chat-list a:hover{text-decoration:underline}

/* 动效 */
.reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .62s ease,transform .62s ease;
}
.reveal.is-visible{
  opacity:1;
  transform:none;
}

/* 响应式 */
@media (max-width:1024px){
  .nav-toggle{display:flex}
  .nav-wrap{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    padding:14px 20px 20px;
    background:rgba(12,7,24,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(0,0,0,.5);
    margin-left:0;
  }
  .nav-wrap.open{display:flex}
  .nav-links{
    flex-direction:column;
    align-items:stretch;
    width:100%;
  }
  .nav-links a{
    padding:11px 8px;
    font-size:15px;
    border-bottom:1px solid rgba(255,255,255,.06);
    border-radius:0;
  }
  .nav-cta{width:100%}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .about-grid{grid-template-columns:1fr;gap:30px}
  .review-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .section{padding:54px 0}
  .hero{padding:44px 0 48px}
  .hero-panel{grid-template-columns:1fr 1fr;gap:12px}
  .metric{padding:16px 14px}
  .metric-num{font-size:20px}
  .check-list{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:24px}
  .join-banner{padding:26px 20px}
  .join-banner .btn{width:100%}
  .lead-form,.contact-card{padding:22px 18px}
  .model-strip{padding:18px}
  .media-row{grid-template-columns:1fr}
  .float-tools{right:12px;bottom:16px}
  .chat-panel{right:12px;width:calc(100% - 24px);max-width:280px;bottom:80px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero::before,.hero::after,.hero-badge::before{animation:none}
  .btn,.card,.metric,.scene,.solution,.step,.case,.comment,.article-item,.network-item{transition:none}
}