*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --orange:#ff6a1a;
  --orange-deep:#e8541a;
  --orange-soft:#fff2ea;
  --ink:#221a15;
  --ink-2:#4a3f38;
  --ink-3:#7a6d64;
  --line:#f0e4db;
  --bg:#fffaf6;
  --card:#ffffff;
  --radius:16px;
  --container:1180px;
}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.container{max-width:var(--container);margin:0 auto;padding:0 20px;}
a{color:inherit;text-decoration:none;}
img{display:block;}
h1,h2,h3,h4{line-height:1.3;color:var(--ink);}
section{scroll-margin-top:76px;}
.sec{padding:64px 0;}
.sec-head{max-width:720px;margin-bottom:36px;}
.sec-tag{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.5px;
  color:var(--orange-deep);background:var(--orange-soft);
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(22px,3vw,32px);font-weight:800;letter-spacing:-.5px;}
.sec-head p{margin-top:12px;color:var(--ink-3);font-size:15px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;padding:13px 26px;border-radius:999px;
  border:2px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s,color .25s;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,#ff7a2e,#ff5310);color:#fff;box-shadow:0 8px 20px -8px rgba(255,83,16,.7);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 26px -10px rgba(255,83,16,.8);}
.btn-ghost{background:#fff;border-color:var(--orange);color:var(--orange-deep);}
.btn-ghost:hover{background:var(--orange);color:#fff;transform:translateY(-3px);}
.btn-line{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-line:hover{background:rgba(255,255,255,.15);transform:translateY(-3px);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,250,246,.86);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand img{max-height:38px;width:auto;}
.brand-text{font-weight:800;font-size:18px;letter-spacing:.5px;color:var(--ink);}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;}
.nav-links a{
  font-size:14px;font-weight:600;color:var(--ink-2);
  padding:8px 11px;border-radius:8px;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--orange-deep);background:var(--orange-soft);}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-cta .btn{padding:9px 18px;font-size:13px;}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);border-radius:10px;
  width:42px;height:42px;cursor:pointer;flex-direction:column;justify-content:center;
  align-items:center;gap:5px;flex-shrink:0;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{
  display:none;flex-direction:column;gap:2px;
  padding:10px 0 18px;border-top:1px solid var(--line);
}
.mobile-menu.open{display:flex;}
.mobile-menu a{
  padding:12px 6px;font-size:15px;font-weight:600;color:var(--ink-2);
  border-bottom:1px dashed var(--line);
}
.mobile-menu a:last-child{border-bottom:none;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(255,120,40,.28), transparent 60%),
    radial-gradient(700px 380px at 5% 110%, rgba(255,170,90,.22), transparent 60%),
    linear-gradient(160deg,#fff5ec 0%,#ffe9d9 55%,#ffdcc4 100%);
  padding:76px 0 88px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,106,26,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,106,26,.06) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 50% 30%,#000 40%,transparent 85%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid #ffd6bd;color:var(--orange-deep);
  font-size:13px;font-weight:700;padding:7px 16px;border-radius:999px;
  box-shadow:0 6px 16px -10px rgba(255,106,26,.6);
}
.hero-badge i{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block;animation:pulse 1.8s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.75);}}
.hero h1{
  margin-top:20px;font-size:clamp(30px,4.4vw,48px);font-weight:900;
  letter-spacing:-1px;line-height:1.2;
}
.hero h1 em{font-style:normal;color:var(--orange-deep);position:relative;}
.hero h1 em::after{
  content:"";position:absolute;left:0;bottom:2px;width:100%;height:9px;
  background:rgba(255,106,26,.22);border-radius:6px;z-index:-1;
}
.hero-desc{margin-top:18px;font-size:16px;color:var(--ink-2);max-width:540px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{margin-top:18px;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px;}
.hero-note svg{flex-shrink:0;}
.hero-panel{
  background:rgba(255,255,255,.78);border:1px solid #ffe0cc;
  border-radius:22px;padding:26px;
  box-shadow:0 30px 60px -30px rgba(232,84,26,.35);
  backdrop-filter:blur(6px);
}
.hero-panel h3{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:16px;letter-spacing:.5px;}
.hero-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.metric-box{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:15px 14px;transition:transform .25s,box-shadow .25s;
}
.metric-box:hover{transform:translateY(-4px);box-shadow:0 14px 28px -18px rgba(232,84,26,.5);}
.metric-box strong{display:block;font-size:22px;font-weight:900;color:var(--orange-deep);letter-spacing:-.5px;}
.metric-box span{font-size:12px;color:var(--ink-3);font-weight:600;}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.chip{
  font-size:12px;font-weight:600;color:var(--orange-deep);
  background:#fff;border:1px solid #ffd9c2;border-radius:999px;padding:5px 12px;
}
.hero-wave{position:absolute;left:0;right:0;bottom:-2px;height:60px;pointer-events:none;}
.hero-wave svg{width:100%;height:100%;display:block;}

/* ---------- 数据条 ---------- */
.stats-strip{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  margin-top:-38px;position:relative;z-index:5;
  padding:24px 10px;display:grid;grid-template-columns:repeat(4,1fr);
  box-shadow:0 24px 50px -34px rgba(120,70,40,.4);
}
.stat-item{text-align:center;padding:4px 12px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:none;}
.stat-item strong{display:block;font-size:clamp(20px,2.6vw,28px);font-weight:900;color:var(--orange-deep);letter-spacing:-.5px;}
.stat-item span{font-size:13px;color:var(--ink-3);font-weight:600;}

/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start;}
.about-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;box-shadow:0 20px 44px -36px rgba(120,70,40,.5);
}
.about-card p{color:var(--ink-2);font-size:15px;margin-bottom:14px;}
.about-card p:last-child{margin-bottom:0;}
.about-points{display:grid;gap:12px;}
.point{
  display:flex;gap:14px;align-items:flex-start;
  background:linear-gradient(120deg,#fff,#fff7f1);
  border:1px solid var(--line);border-radius:14px;padding:16px 18px;
  transition:border-color .25s,transform .25s;
}
.point:hover{border-color:#ffc9a8;transform:translateX(4px);}
.point-ico{
  flex-shrink:0;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,#ff8a47,#ff5310);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:14px;
}
.point b{display:block;font-size:15px;color:var(--ink);margin-bottom:2px;}
.point span{font-size:13px;color:var(--ink-3);}

/* ---------- 服务能力 ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .28s,box-shadow .28s,border-color .28s;
  position:relative;overflow:hidden;
}
.service-card::after{
  content:"";position:absolute;top:0;left:0;width:100%;height:3px;
  background:linear-gradient(90deg,#ff8a47,#ff5310);transform:scaleX(0);transform-origin:left;
  transition:transform .3s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 24px 44px -30px rgba(232,84,26,.55);border-color:#ffd2b8;}
.service-card:hover::after{transform:scaleX(1);}
.service-card h3{font-size:17px;font-weight:800;margin-bottom:8px;}
.service-card p{font-size:13.5px;color:var(--ink-3);}
.service-no{
  display:inline-block;font-size:12px;font-weight:800;color:var(--orange-deep);
  background:var(--orange-soft);border-radius:6px;padding:2px 8px;margin-bottom:12px;
}

/* ---------- 一站式 场景 ---------- */
.scene-wrap{background:linear-gradient(180deg,#fff6ef,#fffaf6);}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.scene-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px;display:flex;flex-direction:column;gap:6px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.scene-item:hover{transform:translateY(-5px);border-color:#ffd2b8;box-shadow:0 18px 34px -26px rgba(232,84,26,.5);}
.scene-item b{font-size:14.5px;color:var(--ink);}
.scene-item span{font-size:12.5px;color:var(--ink-3);line-height:1.6;}

/* ---------- 行业方案 ---------- */
.industry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.industry-card{
  display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:box-shadow .28s,transform .28s;
}
.industry-card:hover{box-shadow:0 24px 48px -34px rgba(120,70,40,.55);transform:translateY(-4px);}
.industry-ico{
  width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--orange-soft);color:var(--orange-deep);font-weight:900;font-size:20px;
}
.industry-card h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.industry-card p{font-size:13.5px;color:var(--ink-3);}
.industry-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;}
.industry-tags em{
  font-style:normal;font-size:11.5px;font-weight:600;color:var(--orange-deep);
  background:#fff4ec;border:1px solid #ffe0cc;border-radius:999px;padding:2px 10px;
}

/* ---------- 服务网络 ---------- */
.network{position:relative;}
.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.net-card{
  background:linear-gradient(150deg,#fff,#fff5ee);
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:transform .25s;
}
.net-card:hover{transform:translateY(-4px);}
.net-card h3{font-size:16px;font-weight:800;margin-bottom:8px;}
.net-card p{font-size:13.5px;color:var(--ink-3);}
.net-list{list-style:none;margin-top:12px;display:grid;gap:8px;}
.net-list li{font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:8px;}
.net-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);flex-shrink:0;}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:flow;}
.flow-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:transform .25s,box-shadow .25s;}
.flow-item:hover{transform:translateY(-5px);box-shadow:0 20px 40px -30px rgba(232,84,26,.5);}
.flow-item::before{
  counter-increment:flow;content:"0" counter(flow);
  font-size:34px;font-weight:900;color:#ffe2d0;letter-spacing:-1px;line-height:1;
  display:block;margin-bottom:12px;
}
.flow-item h3{font-size:16px;font-weight:800;margin-bottom:6px;}
.flow-item p{font-size:13px;color:var(--ink-3);}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .28s,box-shadow .28s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 26px 50px -34px rgba(120,70,40,.55);}
.case-media{position:relative;background:#fff6f0;aspect-ratio:16/10;overflow:hidden;}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.case-card:hover .case-media img{transform:scale(1.05);}
.case-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.case-body h3{font-size:16px;font-weight:800;}
.case-body p{font-size:13.5px;color:var(--ink-3);flex:1;}
.case-tags{display:flex;gap:6px;flex-wrap:wrap;}
.case-tags span{font-size:11.5px;font-weight:600;color:var(--orange-deep);background:var(--orange-soft);border-radius:999px;padding:3px 10px;}
.case-square{grid-column:span 1;}
.case-square .case-media{aspect-ratio:1/1;}

/* ---------- 对比评测 ---------- */
.compare-wrap{background:linear-gradient(180deg,#fff6ef,#fffaf6);}
.compare-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:stretch;margin-bottom:26px;}
.score-card{
  background:linear-gradient(150deg,#ff7a2e,#ff4a08);
  border-radius:20px;padding:32px;color:#fff;
  box-shadow:0 30px 60px -34px rgba(255,83,16,.85);
  display:flex;flex-direction:column;justify-content:center;gap:8px;
}
.score-card .score-label{font-size:13px;font-weight:700;letter-spacing:1px;color:#ffe6d8;}
.score-big{font-size:clamp(48px,7vw,72px);font-weight:900;line-height:1;letter-spacing:-2px;}
.score-big small{font-size:20px;font-weight:700;color:#ffe0cc;}
.stars{font-size:20px;letter-spacing:4px;color:#ffe9b8;}
.score-card p{font-size:13.5px;color:#fff3ea;line-height:1.6;}
.compare-note{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;
  display:flex;flex-direction:column;justify-content:center;gap:12px;
  box-shadow:0 24px 50px -40px rgba(120,70,40,.5);
}
.compare-note h3{font-size:19px;font-weight:800;}
.compare-note p{font-size:14px;color:var(--ink-2);}
.compare-highlights{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:4px;}
.compare-highlights span{
  font-size:13px;font-weight:600;color:var(--ink-2);
  background:#fff8f3;border:1px solid #ffe6d6;border-radius:10px;padding:9px 12px;
  display:flex;align-items:center;gap:8px;
}
.compare-highlights span::before{content:"✓";color:var(--orange-deep);font-weight:900;}
.table-scroll{overflow-x:auto;border-radius:16px;border:1px solid var(--line);background:#fff;}
table.compare-table{width:100%;border-collapse:collapse;min-width:720px;font-size:14px;}
.compare-table th,.compare-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);}
.compare-table thead th{background:#fff4ec;font-weight:800;color:var(--ink);font-size:13.5px;letter-spacing:.3px;}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table td:first-child{font-weight:700;color:var(--ink);}
.compare-table td.highlight{color:var(--orange-deep);font-weight:800;background:#fffbf8;}
.compare-table tbody tr{transition:background .2s;}
.compare-table tbody tr:hover{background:#fffaf6;}

/* ---------- 需求匹配 / 表单 ---------- */
.match-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start;}
.match-info h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:14px;}
.match-info p{font-size:14.5px;color:var(--ink-2);margin-bottom:18px;}
.match-list{display:grid;gap:10px;}
.match-list div{
  display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px;
}
.match-list div::before{content:"›";color:var(--orange-deep);font-weight:900;font-size:16px;line-height:1.4;}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;
  box-shadow:0 26px 54px -40px rgba(120,70,40,.55);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-field{display:flex;flex-direction:column;gap:6px;}
.form-field.full{grid-column:1/-1;}
.form-field label{font-size:13px;font-weight:700;color:var(--ink-2);}
.form-field input,.form-field select,.form-field textarea{
  width:100%;font-family:inherit;font-size:14px;color:var(--ink);
  background:#fffaf6;border:1px solid #ecdcd0;border-radius:10px;padding:11px 14px;
  transition:border-color .2s,box-shadow .2s,background .2s;outline:none;
}
.form-field input::placeholder,.form-field textarea::placeholder{color:#b6a89d;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--orange);background:#fff;box-shadow:0 0 0 3px rgba(255,106,26,.14);
}
.form-field textarea{min-height:104px;resize:vertical;}
.form-submit{margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;}
.form-submit .btn{width:auto;}
.form-tip{font-size:12.5px;color:var(--ink-3);}
.form-msg{font-size:13.5px;color:#1b8a4a;font-weight:700;display:none;}
.form-msg.show{display:block;}

/* ---------- Token 比价 ---------- */
.token-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;}
.token-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:transform .25s,box-shadow .25s;
}
.token-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px -30px rgba(232,84,26,.5);}
.token-card h3{font-size:15px;font-weight:800;margin-bottom:4px;}
.token-card .price{font-size:24px;font-weight:900;color:var(--orange-deep);letter-spacing:-.5px;margin:6px 0 2px;}
.token-card .price small{font-size:12px;color:var(--ink-3);font-weight:600;}
.token-card p{font-size:12.5px;color:var(--ink-3);}
.token-note{
  background:#fff;border:1px dashed #ffcdb0;border-radius:14px;padding:16px 20px;
  font-size:13px;color:var(--ink-2);
}

/* ---------- 评论 ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .28s,box-shadow .28s;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 24px 48px -34px rgba(120,70,40,.5);}
.review-text{font-size:14px;color:var(--ink-2);flex:1;}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:14px;}
.review-avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#ffa66b,#ff5310);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.review-user b{display:block;font-size:13.5px;color:var(--ink);}
.review-user span{font-size:12px;color:var(--ink-3);}
.review-stars{font-size:13px;color:#ffa41b;letter-spacing:2px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .25s,box-shadow .25s;}
.faq-item.open{border-color:#ffc9a8;box-shadow:0 16px 34px -28px rgba(232,84,26,.6);}
.faq-q{
  width:100%;background:none;border:none;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
}
.faq-q .faq-arrow{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--orange-soft);
  color:var(--orange-deep);display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:900;transition:transform .28s,background .28s,color .28s;
}
.faq-item.open .faq-arrow{transform:rotate(45deg);background:var(--orange);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a p{padding:0 22px 20px;font-size:13.5px;color:var(--ink-3);line-height:1.8;}

/* ---------- AI百科 / 资讯 ---------- */
.wiki-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.wiki-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:transform .25s,box-shadow .25s;
}
.wiki-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -34px rgba(120,70,40,.5);}
.wiki-card h3{font-size:16px;font-weight:800;margin-bottom:6px;}
.wiki-card p{font-size:13.5px;color:var(--ink-3);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag-cloud a{
  font-size:13px;font-weight:600;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  transition:color .2s,background .2s,border-color .2s,transform .2s;
}
.tag-cloud a:hover{color:#fff;background:var(--orange);border-color:var(--orange);transform:translateY(-2px);}

.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  display:flex;flex-direction:column;gap:10px;transition:transform .25s,box-shadow .25s;
}
.news-card:hover{transform:translateY(-5px);box-shadow:0 22px 44px -34px rgba(120,70,40,.5);}
.news-date{font-size:12px;font-weight:700;color:var(--orange-deep);background:var(--orange-soft);border-radius:6px;padding:3px 10px;align-self:flex-start;}
.news-card h3{font-size:15px;font-weight:800;line-height:1.5;}
.news-card p{font-size:13px;color:var(--ink-3);flex:1;}
.news-more{font-size:13px;font-weight:700;color:var(--orange-deep);display:inline-flex;align-items:center;gap:5px;}
.news-more::after{content:"→";transition:transform .2s;}
.news-card:hover .news-more::after{transform:translateX(4px);}

/* ---------- 加盟 & 联系 ---------- */
.join-wrap{
  background:linear-gradient(150deg,#2a1a12,#4a2a18 65%,#6b3517);
  border-radius:24px;padding:44px;color:#fff;
  display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;
  position:relative;overflow:hidden;
}
.join-wrap::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,46,.42),transparent 65%);
}
.join-wrap h2{font-size:clamp(22px,3vw,30px);font-weight:900;color:#fff;margin-bottom:12px;letter-spacing:-.5px;}
.join-wrap p{font-size:14.5px;color:#ffdfcc;margin-bottom:20px;}
.join-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.join-box{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:16px;padding:24px;position:relative;z-index:1;
}
.join-box h3{font-size:15px;font-weight:800;color:#fff;margin-bottom:12px;}
.join-box ul{list-style:none;display:grid;gap:9px;}
.join-box li{font-size:13px;color:#ffe9dc;display:flex;gap:8px;align-items:flex-start;}
.join-box li::before{content:"◆";color:#ff8a47;font-size:10px;line-height:1.9;flex-shrink:0;}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s,box-shadow .25s;
}
.contact-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -32px rgba(120,70,40,.5);}
.contact-card h3{font-size:15px;font-weight:800;margin-bottom:8px;}
.contact-card p{font-size:13.5px;color:var(--ink-3);word-break:break-all;}
.contact-card a{color:var(--orange-deep);font-weight:700;}
.contact-card a:hover{text-decoration:underline;}
.qr-box{margin-top:12px;width:130px;border-radius:10px;overflow:hidden;border:1px solid var(--line);}
.qr-box img{width:100%;height:auto;}

/* ---------- footer ---------- */
.site-footer{
  background:#241812;color:#e8d9cf;padding:48px 0 0;margin-top:12px;
}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px;padding-bottom:34px;}
.footer-brand .brand-text{color:#fff;font-size:18px;}
.footer-brand p{font-size:13px;color:#bfa99b;margin-top:12px;line-height:1.8;}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.5px;}
.footer-col ul{list-style:none;display:grid;gap:9px;}
.footer-col a{font-size:13px;color:#c9b3a4;transition:color .2s;}
.footer-col a:hover{color:#ff9a5c;}
.footer-col p{font-size:13px;color:#c9b3a4;margin-bottom:8px;word-break:break-all;}
.footer-col p a{color:#ffb27f;font-weight:600;}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 14px;}
.footer-links a{font-size:12.5px;color:#bfa99b;transition:color .2s;}
.footer-links a:hover{color:#ff9a5c;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:#a8917f;
}
.footer-bottom a{color:#c9b3a4;}
.footer-bottom a:hover{color:#ff9a5c;}

/* ---------- 浮动 ---------- */
.float-stack{position:fixed;right:18px;bottom:22px;z-index:120;display:flex;flex-direction:column;gap:12px;align-items:center;}
.float-btn{
  width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  background:#fff;color:var(--orange-deep);box-shadow:0 10px 24px -10px rgba(120,70,40,.5);
  transition:transform .22s,background .22s,color .22s,opacity .25s;
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);}
.float-btn.primary{background:linear-gradient(135deg,#ff8a47,#ff5310);color:#fff;}
.float-btn svg{width:22px;height:22px;}
.to-top{opacity:0;pointer-events:none;}
.to-top.show{opacity:1;pointer-events:auto;}
.kefu-panel{
  position:fixed;right:76px;bottom:22px;z-index:130;width:230px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;
  box-shadow:0 24px 54px -26px rgba(80,40,20,.5);
  opacity:0;transform:translateY(12px);pointer-events:none;transition:.28s;
}
.kefu-panel.show{opacity:1;transform:translateY(0);pointer-events:auto;}
.kefu-panel h4{font-size:14px;font-weight:800;margin-bottom:10px;color:var(--ink);}
.kefu-panel img{width:100%;border-radius:10px;border:1px solid var(--line);}
.kefu-panel p{font-size:12px;color:var(--ink-3);margin-top:10px;line-height:1.6;}
.kefu-panel p b{color:var(--orange-deep);}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero-panel{max-width:560px;}
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(3,1fr);}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .token-grid{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .compare-top{grid-template-columns:1fr;}
  .match-wrap{grid-template-columns:1fr;gap:26px;}
  .industry-grid{grid-template-columns:1fr;}
  .network-grid{grid-template-columns:1fr 1fr;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:repeat(2,1fr);}
  .join-wrap{grid-template-columns:1fr;padding:34px;}
  .footer-main{grid-template-columns:1fr 1fr;}
  .about-grid{grid-template-columns:1fr;}
  .nav-links{display:none;}
  .nav-cta .btn-ghost{display:none;}
  .nav-toggle{display:flex;}
  .wiki-grid{grid-template-columns:1fr;}
}
@media(max-width:720px){
  .sec{padding:48px 0;}
  .nav-cta .btn-primary{display:none;}
  .stats-strip{grid-template-columns:1fr 1fr;gap:8px;padding:16px 8px;margin-top:-28px;}
  .stat-item{border-right:none;border-bottom:1px solid var(--line);padding:12px 6px;}
  .stat-item:nth-child(3),.stat-item:nth-child(4){border-bottom:none;}
  .services-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .case-grid{grid-template-columns:1fr;}
  .token-grid{grid-template-columns:1fr 1fr;}
  .review-grid{grid-template-columns:1fr;}
  .network-grid{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .compare-highlights{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero{padding:52px 0 72px;}
  .float-stack{right:12px;bottom:16px;}
  .kefu-panel{right:12px;bottom:74px;}
  .join-wrap{padding:26px;}
  .hero-panel{padding:22px;}
  .about-card,.form-card{padding:22px;}
}