:root{
  --ink:#0a2f36;
  --ink2:#3d6169;
  --muted:#5f7f86;
  --brand:#0fa3a3;
  --brand2:#0b7fa8;
  --soft:#e8f7f7;
  --line:#d9eeee;
  --radius:18px;
  --shadow:0 12px 32px rgba(10,79,92,.08);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background-color:#f7fcfc;
  background-image:linear-gradient(180deg,#ecf9f8 0%,#f7fcfc 20%,#f7fcfc 72%,#eefaf9 100%);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;}
a{color:var(--brand2);}
h1,h2,h3,h4{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.93);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-bar{position:relative;display:flex;align-items:center;gap:16px;min-height:70px;}
.brand{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;text-decoration:none;}
.ai-page-logo{display:block;max-height:34px;width:auto;}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;margin:0 0 0 auto;padding:0;list-style:none;flex-wrap:nowrap;}
.nav-links li{flex-shrink:0;}
.nav-links a{display:block;padding:8px 10px;font-size:14px;color:var(--ink2);text-decoration:none;border-radius:8px;transition:color .22s ease,background-color .22s ease;}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--brand2);background:var(--soft);}
.nav-cta{flex-shrink:0;padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .28s ease,opacity .28s ease;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;
  font-family:inherit;text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .28s ease,background-color .22s ease,color .22s ease;
}
.btn-primary{background:linear-gradient(120deg,#10b6a8,#0b7fa8);color:#fff;box-shadow:0 10px 24px rgba(11,127,168,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(11,127,168,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:#0b7fa8;border-color:#bfe3e8;}
.btn-outline:hover{background:var(--soft);transform:translateY(-2px);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:70px 0 66px;background:linear-gradient(160deg,#e4f8f6 0%,#f1fcfc 48%,#f7fcfc 100%);}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(15,163,163,.085) 1px,transparent 1px),linear-gradient(90deg,rgba(15,163,163,.085) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 76%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 76%);
}
.hero::after{
  content:"";position:absolute;width:540px;height:540px;right:-150px;top:-200px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(16,182,168,.26),transparent 68%);
  animation:floatGlow 14s ease-in-out infinite;
}
@keyframes floatGlow{0%,100%{transform:translate3d(0,0,0);}50%{transform:translate3d(-26px,28px,0);}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.eyebrow{display:inline-block;margin:0 0 16px;padding:6px 14px;border-radius:999px;background:rgba(15,163,163,.13);color:#0b7fa8;font-size:13px;font-weight:600;letter-spacing:1px;}
.hero h1{font-size:clamp(29px,4.1vw,48px);line-height:1.24;letter-spacing:-.5px;color:#08303a;font-weight:800;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:#0b8fa5;}
.hero-lead{margin:0 0 28px;max-width:620px;font-size:16.5px;line-height:1.85;color:var(--ink2);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags li{padding:6px 14px;border-radius:999px;border:1px solid #cbe9ea;background:#fff;color:#41707a;font-size:13px;}
.hero-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 26px 60px rgba(10,79,92,.13);}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.panel-head strong{font-size:15px;color:var(--ink);}
.panel-dot{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#0b8fa5;}
.panel-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:#15c39a;box-shadow:0 0 0 4px rgba(21,195,154,.18);animation:pulseDot 2.2s infinite;}
@keyframes pulseDot{0%,100%{opacity:1;}50%{opacity:.4;}}
.model-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.model-cloud span{padding:5px 11px;border-radius:8px;background:#f1fafb;border:1px solid #dcefee;color:#3f6b74;font-size:12.5px;transition:background-color .22s ease,color .22s ease,transform .22s ease;}
.model-cloud span:hover{background:#0fa3a3;border-color:#0fa3a3;color:#fff;transform:translateY(-2px);}
.panel-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;border-top:1px solid #eef7f7;padding-top:18px;text-align:center;}
.panel-stats b{display:block;font-size:22px;line-height:1.3;color:#0b7fa8;font-weight:800;}
.panel-stats small{font-size:12px;color:var(--muted);}

/* ---------- section basic ---------- */
.section{padding:76px 0;position:relative;}
.section-last{padding-bottom:58px;}
.section-head{max-width:800px;margin:0 auto 44px;text-align:center;}
.section-head h2{margin:0 0 14px;font-size:clamp(24px,3.1vw,34px);line-height:1.35;color:#08303a;font-weight:800;letter-spacing:-.3px;}
.section-head p{margin:0;color:var(--muted);font-size:15.5px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.about-copy p{margin:0 0 16px;color:var(--ink2);font-size:15.5px;}
.about-copy .btn{margin-top:8px;}
.about-list{display:grid;gap:12px;}
.about-list li{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;}
.about-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#bce4e6;}
.about-list strong{display:block;font-size:15px;color:#08303a;}
.about-list p{margin:2px 0 0;font-size:13.5px;line-height:1.6;color:var(--muted);}
.tick{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,#10b6a8,#0b7fa8);position:relative;margin-top:2px;}
.tick::after{content:"";position:absolute;left:7px;top:6px;width:8px;height:4px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);}

/* ---------- service cards ---------- */
.service-card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;}
.service-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:linear-gradient(90deg,#10b6a8,#0b7fa8);transition:width .36s ease;}
.service-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(10,79,92,.12);border-color:#bce4e6;}
.service-card:hover::before{width:100%;}
.service-card h3{margin-bottom:8px;font-size:17px;color:#08303a;font-weight:700;}
.service-card p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}
.model-strip{margin-top:34px;padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);}
.model-strip h3{margin-bottom:16px;font-size:16px;color:#08303a;text-align:center;font-weight:700;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;}
.tag-cloud li{padding:6px 14px;border-radius:999px;background:#f1fafb;border:1px solid #dcefee;color:#3f6b74;font-size:13px;transition:background-color .22s ease,color .22s ease,transform .22s ease;}
.tag-cloud li:hover{background:#0b7fa8;border-color:#0b7fa8;color:#fff;transform:translateY(-2px);}

/* ---------- studio ---------- */
.studio-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .28s ease,box-shadow .28s ease;}
.studio-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.studio-icon{width:44px;height:44px;border-radius:13px;background:linear-gradient(135deg,#10b6a8,#0b7fa8);position:relative;margin-bottom:16px;box-shadow:0 10px 20px rgba(11,127,168,.22);}
.studio-icon::after{content:"";position:absolute;left:14px;top:14px;width:16px;height:16px;border:2px solid #fff;border-radius:5px;opacity:.9;}
.studio-card h3{margin-bottom:8px;font-size:16.5px;color:#08303a;font-weight:700;}
.studio-card p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}

/* ---------- solutions ---------- */
.solution-card{background:linear-gradient(160deg,#ffffff,#f5fdfd);border:1px solid var(--line);border-left:4px solid #10b6a8;border-radius:14px;padding:22px 22px 22px 20px;transition:transform .26s ease,box-shadow .26s ease;}
.solution-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.solution-card h3{margin-bottom:8px;font-size:16.5px;color:#08303a;font-weight:700;}
.solution-card p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}

/* ---------- network ---------- */
.network-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .26s ease,box-shadow .26s ease;}
.network-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.network-card h3{margin-bottom:8px;font-size:16.5px;color:#08303a;font-weight:700;}
.network-card p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}
.network-note{margin-top:24px;padding:18px 22px;border-radius:14px;background:#eefaf9;border:1px solid #d5efee;color:#3d6169;font-size:14.5px;text-align:center;}

/* ---------- process ---------- */
.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.process-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:transform .26s ease,box-shadow .26s ease;}
.process-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#10b6a8,#0b7fa8);color:#fff;font-weight:700;font-size:15px;margin-bottom:14px;}
.process-item h3{margin-bottom:8px;font-size:16.5px;color:#08303a;font-weight:700;}
.process-item p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}

/* ---------- cases ---------- */
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .28s ease,box-shadow .28s ease;}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.case-media{width:100%;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;padding:10px;background:#eefaf9;}
.case-media img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:8px;}
.case-body{padding:16px 20px 20px;}
.case-body h3{margin-bottom:6px;font-size:16px;color:#08303a;font-weight:700;}
.case-body p{margin:0 0 10px;font-size:13.5px;line-height:1.68;color:var(--muted);}
.case-tag{display:inline-block;padding:3px 10px;border-radius:999px;background:#eefaf9;border:1px solid #d5efee;color:#0b7fa8;font-size:12px;}

/* ---------- review ---------- */
.score-card{max-width:440px;margin:0 auto 38px;text-align:center;background:linear-gradient(150deg,#0b7fa8,#0fa3a3);color:#fff;border-radius:22px;padding:30px 26px;box-shadow:0 20px 46px rgba(11,127,168,.28);}
.score-label{margin:0;font-size:14px;letter-spacing:1px;color:#d9f6f3;}
.score-stars{margin:6px 0 4px;font-size:22px;letter-spacing:5px;color:#ffe27a;line-height:1.2;}
.score-num{margin:0;font-size:46px;font-weight:800;line-height:1.15;color:#fff;}
.score-num span{font-size:16px;font-weight:500;color:#cdeeeb;margin-left:2px;}
.score-desc{margin:10px 0 0;font-size:13.5px;line-height:1.7;color:#d9f6f3;}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff;}
.compare-table{border-collapse:collapse;width:100%;min-width:760px;font-size:14.5px;}
.compare-table thead th{background:#eefaf9;color:#08303a;font-weight:700;text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);white-space:nowrap;}
.compare-table tbody td{padding:13px 18px;border-bottom:1px solid #edf6f6;color:var(--ink2);vertical-align:top;}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table tbody tr:hover{background:#f7fdfd;}
.compare-table td.best{color:#0b7fa8;font-weight:600;}

/* ---------- token ---------- */
.token-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:transform .26s ease,box-shadow .26s ease;}
.token-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.token-card h3{margin-bottom:8px;font-size:17px;color:#08303a;font-weight:700;}
.token-card p{margin:0;font-size:14px;line-height:1.72;color:var(--muted);}
.token-note{margin-top:24px;text-align:center;font-size:14.5px;color:var(--muted);}

/* ---------- reviews ---------- */
.review-card{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;transition:transform .26s ease,box-shadow .26s ease;}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.review-text{flex:1;margin:0;font-size:14.5px;line-height:1.82;color:var(--ink2);}
.review-user{display:flex;align-items:center;gap:12px;}
.avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#10b6a8,#0b7fa8);color:#fff;font-size:15px;font-weight:700;}
.review-user strong{display:block;font-size:14.5px;color:#08303a;}
.review-user small{font-size:12.5px;color:var(--muted);}

/* ---------- tabs ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px;}
.tab-btn{padding:10px 22px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink2);font-size:14.5px;font-family:inherit;cursor:pointer;transition:background-color .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;}
.tab-btn:hover{border-color:#9fdde0;color:#0b7fa8;}
.tab-btn.is-active{background:linear-gradient(120deg,#10b6a8,#0b7fa8);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(11,127,168,.24);}
.tab-panel{display:none;}
.tab-panel.is-active{display:block;}
.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.article-list a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:#08303a;font-size:15px;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;}
.article-list a:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#bce4e6;}
.article-list a span.arrow{flex-shrink:0;color:#0fa3a3;font-size:16px;}
.term-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.term-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;transition:transform .24s ease,box-shadow .24s ease;}
.term-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.term-card h4{margin-bottom:6px;font-size:15.5px;color:#08303a;}
.term-card p{margin:0;font-size:13.5px;line-height:1.7;color:var(--muted);}
.help-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.help-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;}
.help-card h4{margin-bottom:6px;font-size:15.5px;color:#08303a;}
.help-card p{margin:0;font-size:13.5px;line-height:1.7;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;}
.faq-item.is-open{border-color:#9fdde0;box-shadow:0 12px 28px rgba(10,79,92,.10);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:none;border:none;font-family:inherit;font-size:15.5px;font-weight:600;color:#08303a;text-align:left;cursor:pointer;}
.faq-icon{position:relative;flex-shrink:0;width:22px;height:22px;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:#0b7fa8;border-radius:2px;transition:transform .3s ease,opacity .3s ease;}
.faq-icon::before{left:5px;top:10px;width:12px;height:2px;}
.faq-icon::after{left:10px;top:5px;width:2px;height:12px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{margin:0;padding:0 22px 20px;font-size:14.5px;line-height:1.82;color:var(--muted);}

/* ---------- join ---------- */
.join-band{background:linear-gradient(140deg,#0b7fa8,#0fa3a3);border-radius:24px;padding:44px 36px;color:#fff;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;box-shadow:0 24px 54px rgba(11,127,168,.26);}
.join-band h2{margin:0 0 12px;font-size:clamp(22px,2.8vw,30px);color:#fff;font-weight:800;}
.join-band p{margin:0;font-size:15px;line-height:1.82;color:#dcf5f3;}
.join-points{display:grid;gap:10px;}
.join-points li{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:12px;padding:12px 16px;font-size:14.5px;color:#fff;}
.join-actions{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px;}
.btn-light{background:#fff;color:#0b7fa8;}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.16);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.65);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}

/* ---------- contact / form ---------- */
.match-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:start;}
.demand-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:18px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{font-size:13.5px;font-weight:600;color:var(--ink2);}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid #d6ebeb;border-radius:10px;background:#fbfefe;font-family:inherit;font-size:14.5px;color:var(--ink);transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:#0fa3a3;background:#fff;box-shadow:0 0 0 3px rgba(15,163,163,.15);}
.field textarea{min-height:112px;resize:vertical;}
.form-submit{width:100%;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow);}
.contact-card h3{margin-bottom:14px;font-size:17px;color:#08303a;font-weight:700;text-align:center;}
.qr-box{width:150px;height:150px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;padding:8px;background:#fff;border:1px solid var(--line);border-radius:12px;}
.qr-box img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;}
.qr-caption{margin:0 0 18px;text-align:center;font-size:13px;color:var(--muted);}
.contact-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px dashed #e3f2f2;font-size:14px;}
.contact-row:last-child{border-bottom:none;}
.contact-row span{color:var(--muted);}
.contact-row strong{color:#08303a;font-weight:600;word-break:break-all;}

/* ---------- footer ---------- */
.site-footer{background:#08303a;color:#cfe9ea;padding:48px 0 22px;}
.footer-top{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.14);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.footer-brand .ai-page-logo{max-height:32px;}
.footer-brand strong{font-size:17px;color:#fff;letter-spacing:.5px;}
.footer-desc{margin:0 0 12px;font-size:14px;line-height:1.8;color:#a8cfd3;}
.footer-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13.5px;color:#a8cfd3;}
.site-footer a{color:#8fe3dc;text-decoration:none;transition:color .22s ease;}
.site-footer a:hover{color:#fff;text-decoration:underline;}
.footer-links h3{margin:0 0 14px;font-size:15px;color:#fff;font-weight:700;}
.footer-links ul{display:flex;flex-wrap:wrap;gap:10px 18px;}
.footer-links li a{font-size:13.5px;}
.footer-bottom{padding-top:18px;text-align:center;font-size:13px;color:#8bb8bd;}

/* ---------- floating ---------- */
.float-widget{position:fixed;right:20px;bottom:88px;z-index:70;display:flex;flex-direction:column;align-items:flex-end;gap:12px;}
.float-btn{padding:11px 18px;border:none;border-radius:999px;background:linear-gradient(120deg,#10b6a8,#0b7fa8);color:#fff;font-size:14px;font-family:inherit;font-weight:600;cursor:pointer;box-shadow:0 12px 26px rgba(11,127,168,.32);transition:transform .22s ease,box-shadow .22s ease;}
.float-btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(11,127,168,.4);}
.float-panel{display:none;width:228px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 40px rgba(10,79,92,.18);text-align:center;}
.float-panel.is-open{display:block;}
.float-panel .qr-box{width:150px;height:150px;}
.float-panel p{margin:0 0 6px;font-size:13.5px;color:var(--ink2);}
.float-panel p:last-child{margin-bottom:0;}
.back-top{position:fixed;right:20px;bottom:26px;z-index:70;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:#0b7fa8;font-size:18px;line-height:1;cursor:pointer;box-shadow:0 10px 24px rgba(10,79,92,.14);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease,transform .22s ease;}
.back-top.is-show{opacity:1;visibility:visible;}
.back-top:hover{transform:translateY(-2px);}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease;}
.reveal.is-visible{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav-links a{padding:8px 8px;font-size:13.5px;}
}
@media (max-width:1000px){
  .nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-links{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(10,79,92,.10);padding:8px 24px 16px;}
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:12px 4px;font-size:15px;border-bottom:1px solid #eef7f7;border-radius:0;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-panel{max-width:560px;}
  .about-grid{grid-template-columns:1fr;gap:28px;}
  .match-grid{grid-template-columns:1fr;gap:28px;}
  .join-band{grid-template-columns:1fr;padding:34px 26px;}
  .process-list{grid-template-columns:repeat(2,1fr);}
  .term-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:860px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .grid-2,.grid-3,.process-list,.term-grid,.help-list,.article-list,.form-grid{grid-template-columns:1fr;}
  .hero{padding:52px 0 48px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;}
  .panel-stats b{font-size:19px;}
  .score-card{padding:26px 20px;}
  .float-widget{right:14px;bottom:80px;}
  .back-top{right:14px;bottom:22px;}
  .faq-q{font-size:14.5px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}