*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#151d2b;
  --ink-soft:#3d4a5c;
  --muted:#6b7889;
  --line:#e3e9f2;
  --brand:#1f6bff;
  --brand-deep:#0a3fb8;
  --accent:#ff6a3d;
  --accent-soft:#fff1ec;
  --bg:#f4f8ff;
  --card:#ffffff;
  --radius:16px;
  --shadow:0 10px 30px rgba(22,59,123,.08);
  --shadow-lg:0 18px 44px rgba(22,59,123,.14);
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1100px 520px at 8% -6%, #e2eeff 0%, rgba(226,238,255,0) 62%),
    radial-gradient(900px 480px at 100% 4%, #fff0e8 0%, rgba(255,240,232,0) 58%),
    linear-gradient(180deg,#f7faff 0%,#f1f6ff 38%,#f6f9ff 100%);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(227,233,242,.9);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .ai-page-logo{width:auto;max-width:150px;height:34px;object-fit:contain}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.5px;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-links a{
  display:block;padding:8px 10px;font-size:13.5px;color:var(--ink-soft);
  border-radius:8px;white-space:nowrap;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--brand);background:#eef4ff}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-size:14px;font-weight:700;
  transition:transform .2s,box-shadow .24s,background .2s,color .2s;
  will-change:transform;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(135deg,#2a7bff,#0a3fb8);color:#fff;box-shadow:0 8px 20px rgba(31,107,255,.30)}
.btn-primary:hover{box-shadow:0 12px 28px rgba(31,107,255,.42);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--brand-deep);border:1.5px solid #cfe0ff}
.btn-ghost:hover{background:#eef4ff;transform:translateY(-2px)}
.btn-accent{background:linear-gradient(135deg,#ff7f4d,#ff5722);color:#fff;box-shadow:0 8px 20px rgba(255,90,40,.30)}
.btn-accent:hover{box-shadow:0 12px 28px rgba(255,90,40,.42);transform:translateY(-2px)}
.menu-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;border-top:1px solid var(--line);background:#fff}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:12px 20px;font-size:14px;color:var(--ink-soft);border-bottom:1px solid #f2f6fc}
.mobile-menu a:hover{background:#f5f9ff;color:var(--brand)}
.mobile-menu .m-cta{padding:16px 20px}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:64px 0 76px}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none}
.hero::before{width:420px;height:420px;background:rgba(56,132,255,.20);top:-140px;right:-80px;animation:floatGlow 14s ease-in-out infinite}
.hero::after{width:360px;height:360px;background:rgba(255,132,78,.16);bottom:-160px;left:-100px;animation:floatGlow 18s ease-in-out infinite reverse}
@keyframes floatGlow{0%,100%{transform:translate(0,0)}50%{transform:translate(24px,18px)}}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid #d9e6ff;color:var(--brand-deep);
  font-size:12.5px;font-weight:700;letter-spacing:.4px;box-shadow:0 6px 16px rgba(31,107,255,.10);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.18);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(34,197,94,.18)}50%{box-shadow:0 0 0 8px rgba(34,197,94,.06)}}
.hero h1{
  margin:20px 0 18px;font-size:clamp(28px,3.6vw,46px);line-height:1.24;
  letter-spacing:-.5px;font-weight:800;color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--brand);position:relative}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;background:rgba(31,107,255,.14);border-radius:4px;z-index:-1}
.hero-lead{font-size:16px;color:var(--ink-soft);max-width:560px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.hero-tags span{font-size:12.5px;padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-soft);font-weight:600;transition:.22s}
.hero-tags span:hover{color:var(--brand);border-color:#bfd8ff;background:#f2f7ff;transform:translateY(-2px)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-actions .btn{padding:14px 30px;font-size:15px}
.hero-note{margin-top:18px;font-size:12.5px;color:var(--muted)}

.hero-panel{
  position:relative;background:linear-gradient(155deg,#ffffff 0%,#f2f7ff 100%);
  border:1px solid #e0eaff;border-radius:22px;padding:26px;box-shadow:var(--shadow-lg);
  animation:riseIn .8s .1s both;
}
.hero-panel h3{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:4px}
.hero-panel p.sub{font-size:12.5px;color:var(--muted);margin-bottom:18px}
.mini-stat{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}
.mini-stat div{background:#fff;border:1px solid #e8effb;border-radius:12px;padding:13px 14px}
.mini-stat strong{display:block;font-size:20px;color:var(--brand);letter-spacing:-.5px}
.mini-stat span{font-size:12px;color:var(--muted)}
.mini-flow{display:flex;flex-wrap:wrap;gap:8px}
.mini-flow i{font-style:normal;font-size:12px;font-weight:700;padding:7px 12px;border-radius:8px;background:#e9f2ff;color:var(--brand-deep)}
@keyframes riseIn{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:translateY(0)}}

/* ============ Section base ============ */
.section{padding:72px 0}
.section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.section-head.left{margin-left:0;text-align:left}
.kicker{display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.6px;color:var(--brand);text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(23px,2.6vw,33px);font-weight:800;letter-spacing:-.4px;color:var(--ink);line-height:1.3}
.section-head p{margin-top:12px;font-size:14.5px;color:var(--muted)}

/* ============ Metrics ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;text-align:center;box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.metric:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#c9ddff}
.metric strong{display:block;font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-1px}
.metric span{font-size:13px;color:var(--muted);margin-top:6px;display:block}

/* ============ About ============ */
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.about-text p{font-size:14.5px;color:var(--ink-soft);margin-bottom:14px}
.about-highlights{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.hl-item{background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:10px;padding:13px 15px}
.hl-item b{display:block;font-size:13.5px;color:var(--ink);margin-bottom:3px}
.hl-item small{font-size:12px;color:var(--muted)}
.about-visual{display:grid;gap:14px}
.img-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.img-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.img-card .img-holder{width:100%;aspect-ratio:16/9;background:#eef4ff;overflow:hidden}
.img-card .img-holder img{width:100%;height:100%;object-fit:cover}
.img-card .cap{padding:12px 16px;font-size:13px;color:var(--ink-soft);font-weight:600}
.img-card.square .img-holder{aspect-ratio:1/1}
.img-card.square .img-holder img{object-fit:contain;background:#f4f8ff}

/* ============ Services ============ */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.svc-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,#2a7bff,#ff7f4d);opacity:0;transition:opacity .28s}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#c9ddff}
.svc-card:hover::before{opacity:1}
.svc-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#e8f1ff,#d6e6ff);color:var(--brand-deep);
  font-size:19px;font-weight:800;margin-bottom:16px;
}
.svc-card h3{font-size:16.5px;font-weight:800;margin-bottom:9px;color:var(--ink)}
.svc-card p{font-size:13.5px;color:var(--muted);line-height:1.72}

/* ============ Workflow ============ */
.flow-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 20px;box-shadow:var(--shadow);position:relative;
  transition:transform .28s,box-shadow .28s;
}
.flow-step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.flow-step .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2a7bff,#0a3fb8);color:#fff;
  font-weight:800;font-size:15px;margin-bottom:14px;box-shadow:0 6px 14px rgba(31,107,255,.28);
}
.flow-step h3{font-size:15.5px;font-weight:800;margin-bottom:7px}
.flow-step p{font-size:13px;color:var(--muted)}

/* ============ Industry / network / tag cloud ============ */
.chips-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.chip{
  display:inline-block;padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--ink-soft);
  transition:.24s;box-shadow:0 3px 10px rgba(22,59,123,.05);
}
.chip:hover{color:var(--brand);border-color:#b6d2ff;background:#f2f7ff;transform:translateY(-3px);box-shadow:0 8px 18px rgba(31,107,255,.14)}
.tag-cloud{padding:8px 0}
.tag-cloud .chip{font-weight:500}

/* ============ Compare table ============ */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table.compare{width:100%;border-collapse:collapse;min-width:760px}
table.compare th,table.compare td{padding:15px 18px;text-align:left;font-size:13.5px;border-bottom:1px solid #eef3fb;vertical-align:top}
table.compare thead th{background:linear-gradient(135deg,#eef5ff,#f7fbff);color:var(--brand-deep);font-weight:800;font-size:13.5px;white-space:nowrap}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:nth-child(even){background:#fafcff}
table.compare td.hl{color:var(--brand);font-weight:700}
.compare-note{
  margin-top:22px;background:linear-gradient(135deg,#eff6ff,#fff6f0);border:1px solid #dbe8ff;
  border-radius:var(--radius);padding:24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;
}
.rate-block{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.rate-score{font-size:38px;font-weight:800;color:var(--brand);letter-spacing:-1.5px;line-height:1}
.rate-score small{font-size:16px;color:var(--muted);font-weight:600}
.rate-stars{font-size:20px;color:#ffb020;letter-spacing:3px}
.rate-text{font-size:13.5px;color:var(--ink-soft)}

/* ============ Reviews ============ */
.reviews-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 22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px;
  transition:transform .28s,box-shadow .28s;
}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.review-stars{color:#ffb020;font-size:15px;letter-spacing:2px}
.review-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.75;flex:1}
.review-user{display:flex;align-items:center;gap:11px;padding-top:12px;border-top:1px solid #f0f5fc}
.avatar{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;flex-shrink:0;background:linear-gradient(135deg,#2a7bff,#0a3fb8)}
.avatar.a2{background:linear-gradient(135deg,#ff7f4d,#ff5722)}
.avatar.a3{background:linear-gradient(135deg,#28b487,#0d9a6e)}
.avatar.a4{background:linear-gradient(135deg,#7c5cff,#4b2fd6)}
.avatar.a5{background:linear-gradient(135deg,#00a6c7,#007e9c)}
.avatar.a6{background:linear-gradient(135deg,#e04f8a,#b51f60)}
.review-user b{display:block;font-size:13.5px;color:var(--ink)}
.review-user small{font-size:12px;color:var(--muted)}

/* ============ Cases ============ */
.cases-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.case-card{
  display:grid;grid-template-columns:1.1fr 1fr;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-card .img-holder{width:100%;height:100%;min-height:200px;background:#eef4ff;overflow:hidden}
.case-card .img-holder img{width:100%;height:100%;object-fit:cover}
.case-info{padding:24px 22px;display:flex;flex-direction:column;justify-content:center}
.case-info h3{font-size:16px;font-weight:800;margin-bottom:8px}
.case-info p{font-size:13px;color:var(--muted);line-height:1.7}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.case-tags span{font-size:11.5px;padding:4px 10px;border-radius:6px;background:#eef4ff;color:var(--brand-deep);font-weight:600}

/* ============ Price reference ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow);position:relative;
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#c9ddff}
.price-card.featured{border-color:#b6d2ff;background:linear-gradient(160deg,#f5f9ff,#ffffff)}
.price-card .plan{font-size:13px;font-weight:800;color:var(--brand);letter-spacing:1px;margin-bottom:10px}
.price-card strong{font-size:15px;font-weight:800;display:block;margin-bottom:6px}
.price-card .desc{font-size:13px;color:var(--muted);margin-bottom:16px}
.price-card ul{display:flex;flex-direction:column;gap:9px;margin-bottom:18px}
.price-card ul li{font-size:13px;color:var(--ink-soft);padding-left:20px;position:relative}
.price-card ul li::before{content:"";position:absolute;left:0;top:7px;width:11px;height:11px;border-radius:50%;background:#d9e6ff;border:3px solid #fff;box-shadow:0 0 0 1px #b6d2ff}
.price-card .btn{width:100%}

/* ============ Timeline ============ */
.timeline{position:relative;padding-left:26px;display:flex;flex-direction:column;gap:26px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#b6d2ff,#ffd3c2)}
.timeline-item{position:relative}
.timeline-item::before{content:"";position:absolute;left:-24px;top:5px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(31,107,255,.10)}
.timeline-item h3{font-size:15.5px;font-weight:800;margin-bottom:5px}
.timeline-item p{font-size:13.5px;color:var(--muted)}

/* ============ Articles ============ */
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s;
  display:flex;flex-direction:column;gap:10px;
}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.article-card .date{font-size:11.5px;color:var(--brand);font-weight:700;letter-spacing:.5px}
.article-card h3{font-size:14.5px;font-weight:800;line-height:1.55}
.article-card p{font-size:12.8px;color:var(--muted);flex:1}
.article-card .more{font-size:12.5px;color:var(--brand);font-weight:700}

/* ============ Form ============ */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.form-side{background:linear-gradient(160deg,#eaf3ff,#fff5ee);border:1px solid #dbe8ff;border-radius:var(--radius);padding:30px 26px}
.form-side h2{font-size:23px;font-weight:800;margin-bottom:12px;letter-spacing:-.3px}
.form-side p{font-size:13.5px;color:var(--ink-soft);margin-bottom:20px}
.contact-list{display:flex;flex-direction:column;gap:13px}
.contact-list li{display:flex;gap:10px;font-size:13.5px;color:var(--ink-soft);align-items:flex-start}
.contact-list li b{color:var(--ink);font-weight:700;flex-shrink:0}
.qr-box{margin-top:22px;text-align:center}
.qr-box img{width:120px;height:120px;object-fit:contain;border-radius:12px;background:#fff;padding:8px;border:1px solid var(--line);margin:0 auto 8px}
.qr-box span{font-size:12px;color:var(--muted)}
form.req-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700;color:var(--ink)}
.field label .req{color:var(--accent)}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:10px;
  font-size:13.5px;color:var(--ink);background:#fbfdff;transition:border-color .22s,box-shadow .22s;
  font-family:inherit;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,107,255,.12)}
.field textarea{resize:vertical;min-height:100px}
form.req-form .btn{width:100%;margin-top:6px;padding:14px}
.form-tip{font-size:12px;color:var(--muted);margin-top:12px;text-align:center}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .24s,border-color .24s}
.faq-item.active{border-color:#b6d2ff;box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 22px;text-align:left;font-size:14.5px;font-weight:700;color:var(--ink);
  transition:background .22s;
}
.faq-q:hover{background:#f7faff}
.faq-q .icon{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:#eef4ff;color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;transition:transform .28s,background .28s}
.faq-item.active .faq-q .icon{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-a p{padding:0 22px 18px;font-size:13.5px;color:var(--muted);line-height:1.78}
.faq-item.active .faq-a{max-height:320px}

/* ============ Links ============ */
.link-groups{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.link-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow)}
.link-box h3{font-size:15px;font-weight:800;margin-bottom:14px;color:var(--ink);display:flex;align-items:center;gap:8px}
.link-box h3::before{content:"";width:4px;height:16px;border-radius:2px;background:linear-gradient(180deg,#2a7bff,#ff7f4d)}
.link-list{display:flex;flex-wrap:wrap;gap:9px}
.link-list a{font-size:13px;color:var(--ink-soft);padding:7px 14px;border-radius:8px;background:#f5f9ff;border:1px solid #e6eefb;transition:.22s}
.link-list a:hover{color:var(--brand);background:#eaf3ff;border-color:#c9ddff;transform:translateY(-2px)}

/* ============ Join / agent ============ */
.join-band{
  background:linear-gradient(135deg,#123a8f,#1f6bff 55%,#ff6a3d);
  border-radius:22px;padding:46px 40px;color:#fff;position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.join-band::before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.12);top:-140px;right:-60px}
.join-band::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.08);bottom:-120px;left:20%}
.join-band .jb-text{position:relative;z-index:2;max-width:640px}
.join-band h2{font-size:clamp(21px,2.4vw,29px);font-weight:800;margin-bottom:10px;letter-spacing:-.3px}
.join-band p{font-size:14px;color:rgba(255,255,255,.88);line-height:1.75}
.join-band .jb-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}
.join-band .btn-white{background:#fff;color:var(--brand-deep);box-shadow:0 8px 20px rgba(0,0,0,.18)}
.join-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.24)}
.join-band .btn-line{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.join-band .btn-line:hover{background:rgba(255,255,255,.24);transform:translateY(-2px)}

/* ============ Footer ============ */
.site-footer{background:#101a2c;color:#c8d4e6;padding:52px 0 0;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-brand .brand-name{color:#fff;font-size:17px}
.footer-brand p{font-size:13px;color:#9db0c9;margin-top:14px;line-height:1.8;max-width:320px}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col ul li{font-size:13px;color:#9db0c9}
.footer-col ul li a{color:#9db0c9;transition:color .22s}
.footer-col ul li a:hover{color:#7fb1ff}
.footer-links{display:flex;flex-wrap:wrap;gap:8px}
.footer-links a{font-size:12px;color:#9db0c9;padding:5px 11px;border-radius:6px;background:rgba(255,255,255,.05);transition:.22s}
.footer-links a:hover{color:#fff;background:rgba(127,177,255,.20)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;text-align:center;font-size:12.5px;color:#7f92ab}

/* ============ Floating ============ */
.float-tools{position:fixed;right:18px;bottom:24px;z-index:90;display:flex;flex-direction:column;gap:10px}
.float-btn{
  width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--brand-deep);
  box-shadow:0 8px 22px rgba(22,59,123,.18);transition:transform .24s,box-shadow .24s,background .24s;
}
.float-btn:hover{transform:translateY(-4px) scale(1.06);box-shadow:0 12px 28px rgba(22,59,123,.28);background:#eef4ff}
.float-btn.primary{background:linear-gradient(135deg,#2a7bff,#0a3fb8);color:#fff;border-color:transparent}
.float-btn.primary:hover{background:linear-gradient(135deg,#1f6bff,#0938a0)}
.back-top{opacity:0;pointer-events:none;transition:opacity .28s,transform .24s}
.back-top.show{opacity:1;pointer-events:auto}

/* ============ Reveal animation ============ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* ============ Responsive ============ */
@media(max-width:1024px){
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .nav-cta .btn-ghost{display:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-panel{max-width:520px}
  .about-wrap{grid-template-columns:1fr;gap:28px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .flow-wrap{grid-template-columns:repeat(2,1fr)}
  .reviews-grid{grid-template-columns:repeat(2,1fr)}
  .cases-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .form-wrap{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:720px){
  .section{padding:52px 0}
  .hero{padding:40px 0 56px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:12px}
  .services-grid{grid-template-columns:1fr}
  .flow-wrap{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
  .articles-grid{grid-template-columns:1fr}
  .link-groups{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .case-card{grid-template-columns:1fr}
  .case-card .img-holder{min-height:180px}
  .join-band{padding:34px 24px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .hero-actions .btn{width:100%}
  .hero-panel{padding:22px}
  .mini-stat{grid-template-columns:1fr 1fr}
  .about-highlights{grid-template-columns:1fr}
  .compare-note{flex-direction:column;align-items:flex-start}
}
@media(max-width:420px){
  .metrics{grid-template-columns:1fr 1fr}
  .metric strong{font-size:24px}
  .float-tools{right:12px;bottom:16px}
  .float-btn{width:44px;height:44px;font-size:16px}
}