:root{
  --ink:#141428;
  --ink-2:#3a3a52;
  --ink-3:#6b6b85;
  --line:#e4e2f0;
  --bg:#f6f5fc;
  --card:#ffffff;
  --violet:#6d3df5;
  --violet-2:#8b5cf6;
  --cyan:#00d2c6;
  --pink:#ff4fa3;
  --amber:#ffb020;
  --radius:18px;
  --shadow:0 12px 32px rgba(60,40,140,.10);
  --shadow-lg:0 24px 60px rgba(60,40,140,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1100px 620px at 8% -6%,rgba(109,61,245,.14),transparent 62%),
    radial-gradient(900px 560px at 96% 4%,rgba(0,210,198,.14),transparent 60%),
    radial-gradient(800px 700px at 50% 100%,rgba(255,79,163,.10),transparent 65%),
    var(--bg);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:14px}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(109,61,245,.12);
}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.4px;flex-shrink:0}
.brand .ai-page-logo{width:auto;max-height:38px;border-radius:8px}
.brand-text{background:linear-gradient(100deg,var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  font-size:14px;color:var(--ink-2);font-weight:600;
  padding:8px 10px;border-radius:10px;transition:all .22s ease;white-space:nowrap;
}
.nav-links a:hover{color:var(--violet);background:rgba(109,61,245,.08);transform:translateY(-1px)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
  background:linear-gradient(100deg,var(--violet),var(--pink));
  color:#fff!important;font-weight:700;font-size:14px;
  padding:9px 20px;border-radius:999px;
  box-shadow:0 8px 20px rgba(109,61,245,.32);
  transition:transform .22s ease,box-shadow .22s ease;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(109,61,245,.42)}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;
}
.menu-btn span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:.25s}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.menu-btn span::before{top:-6px}
.menu-btn span::after{top:6px}
.menu-btn.active span{background:transparent}
.menu-btn.active span::before{top:0;transform:rotate(45deg)}
.menu-btn.active span::after{top:0;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;overflow:hidden;padding:72px 0 84px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--violet);
  background:rgba(109,61,245,.09);border:1px solid rgba(109,61,245,.22);
  padding:7px 16px;border-radius:999px;margin-bottom:20px;
}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(0,210,198,.22);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);line-height:1.22;letter-spacing:-.5px;font-weight:900;
  margin-bottom:20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--violet),var(--pink) 55%,var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:16.5px;color:var(--ink-2);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;padding:14px 30px;border-radius:999px;
  border:none;cursor:pointer;transition:all .24s ease;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(100deg,var(--violet),var(--pink));
  color:#fff;box-shadow:0 14px 30px rgba(109,61,245,.34);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 40px rgba(109,61,245,.44)}
.btn-ghost{background:#fff;color:var(--violet);border:1.5px solid rgba(109,61,245,.30);box-shadow:var(--shadow)}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--violet);box-shadow:var(--shadow-lg)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.hero-tags span{
  font-size:12.5px;font-weight:600;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);padding:5px 13px;border-radius:999px;
  transition:.2s;
}
.hero-tags span:hover{color:var(--violet);border-color:rgba(109,61,245,.4);transform:translateY(-2px)}
.hero-visual{position:relative}
.glow-card{
  position:relative;background:linear-gradient(150deg,#ffffff,#f4f0ff 60%,#eefcfa);
  border:1px solid rgba(109,61,245,.16);border-radius:26px;padding:28px;
  box-shadow:var(--shadow-lg);
}
.glow-card::before{
  content:"";position:absolute;inset:-1px;border-radius:27px;padding:1px;
  background:linear-gradient(130deg,rgba(109,61,245,.6),rgba(0,210,198,.4),rgba(255,79,163,.5));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.glow-card h3{font-size:17px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.glow-card h3::before{content:"";width:8px;height:8px;border-radius:2px;background:linear-gradient(120deg,var(--violet),var(--cyan))}
.model-chips{display:flex;flex-wrap:wrap;gap:8px}
.model-chips span{
  font-size:12.5px;font-weight:600;color:var(--ink-2);background:rgba(255,255,255,.9);
  border:1px solid rgba(109,61,245,.16);padding:6px 12px;border-radius:9px;
  transition:.2s;
}
.model-chips span:hover{color:#fff;background:linear-gradient(100deg,var(--violet),var(--cyan));border-color:transparent;transform:translateY(-2px)}
.glow-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px;padding-top:20px;border-top:1px dashed rgba(109,61,245,.24)}
.glow-foot div{text-align:center}
.glow-foot strong{display:block;font-size:19px;font-weight:900;background:linear-gradient(100deg,var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.glow-foot small{font-size:12px;color:var(--ink-3);font-weight:600}
.float-orb{position:absolute;border-radius:50%;filter:blur(46px);opacity:.5;pointer-events:none}
.orb-1{width:220px;height:220px;background:var(--violet);top:-40px;right:-50px;animation:float1 9s ease-in-out infinite}
.orb-2{width:180px;height:180px;background:var(--cyan);bottom:-50px;left:-40px;animation:float1 11s ease-in-out infinite reverse}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(18px,-24px)}}

/* section base */
section{padding:66px 0}
.section-head{max-width:720px;margin:0 auto 44px;text-align:center}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:2px;color:var(--violet);
  text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:900;letter-spacing:-.4px;line-height:1.3;margin-bottom:14px}
.section-head p{font-size:15.5px;color:var(--ink-2)}

/* data cards */
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.data-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);transition:all .26s ease;position:relative;overflow:hidden;
}
.data-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--violet),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.data-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.data-card:hover::after{transform:scaleX(1)}
.data-card .num{font-size:30px;font-weight:900;background:linear-gradient(100deg,var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.data-card .label{font-size:14.5px;font-weight:700;margin-top:6px}
.data-card .desc{font-size:13px;color:var(--ink-3);margin-top:4px}

/* about */
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.about-text h2{font-size:clamp(23px,2.8vw,32px);font-weight:900;line-height:1.32;margin-bottom:18px;letter-spacing:-.3px}
.about-text p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.about-list{display:grid;gap:12px;margin-top:22px}
.about-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);font-weight:600}
.about-list li b{flex-shrink:0;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;font-size:12px;color:#fff;background:linear-gradient(120deg,var(--violet),var(--cyan));margin-top:2px}
.about-media{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-media figure{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;padding:8px}
.about-media figure img{width:100%;object-fit:cover;border-radius:10px;transition:transform .4s ease}
.about-media figure:hover img{transform:scale(1.04)}
.about-media figure.wide{grid-column:span 2}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);transition:all .26s ease;display:flex;flex-direction:column;gap:10px;
}
.svc-card:hover{transform:translateY(-6px);border-color:rgba(109,61,245,.32);box-shadow:var(--shadow-lg)}
.svc-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:19px;font-weight:900;color:#fff;
  background:linear-gradient(135deg,var(--violet),var(--violet-2));box-shadow:0 8px 18px rgba(109,61,245,.28);
}
.svc-card:nth-child(2n) .svc-icon{background:linear-gradient(135deg,var(--cyan),#3aa8ff);box-shadow:0 8px 18px rgba(0,210,198,.28)}
.svc-card:nth-child(3n) .svc-icon{background:linear-gradient(135deg,var(--pink),var(--amber));box-shadow:0 8px 18px rgba(255,79,163,.26)}
.svc-card h3{font-size:17px;font-weight:800}
.svc-card p{font-size:14px;color:var(--ink-2)}

/* scenes / tags cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:11px;justify-content:center}
.tag-cloud a{
  font-size:14px;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  padding:9px 18px;border-radius:999px;box-shadow:0 4px 12px rgba(60,40,140,.06);
  transition:all .22s ease;
}
.tag-cloud a:hover{color:#fff;background:linear-gradient(100deg,var(--violet),var(--cyan));border-color:transparent;transform:translateY(-3px);box-shadow:0 12px 24px rgba(109,61,245,.28)}

/* process timeline */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);transition:all .26s ease;position:relative}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.step .no{
  font-size:13px;font-weight:800;color:var(--violet);background:rgba(109,61,245,.1);
  display:inline-block;padding:3px 12px;border-radius:999px;margin-bottom:14px;
}
.step h3{font-size:16.5px;font-weight:800;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-2)}

/* network */
.net-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.net-card{
  background:linear-gradient(155deg,#fff,#f5f2ff);border:1px solid rgba(109,61,245,.14);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.26s;
}
.net-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.net-card h3{font-size:16px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.net-card h3::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 3px rgba(0,210,198,.2)}
.net-card p{font-size:13.5px;color:var(--ink-2)}

/* cases */
.case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
.case-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.26s;display:flex;flex-direction:column}
.case-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-item .media{padding:12px 12px 0}
.case-item .media img{width:100%;object-fit:cover;border-radius:12px;transition:transform .45s ease}
.case-item:hover .media img{transform:scale(1.03)}
.case-item .body{padding:18px 20px 22px}
.case-item h3{font-size:16px;font-weight:800;margin-bottom:6px}
.case-item p{font-size:13.5px;color:var(--ink-2)}
.case-side{display:grid;gap:20px}
.case-side .case-item{height:100%}

/* compare */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare th,table.compare td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
table.compare thead th{background:linear-gradient(100deg,rgba(109,61,245,.10),rgba(0,210,198,.10));font-weight:800;font-size:14.5px;color:var(--ink)}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(109,61,245,.04)}
table.compare td:first-child{font-weight:700;color:var(--ink)}
.tick{color:#12b886;font-weight:900}
.rate-box{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:26px}
.rate-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow);transition:.26s}
.rate-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.rate-card .big{font-size:34px;font-weight:900;background:linear-gradient(100deg,var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.rate-card .stars{color:var(--amber);font-size:17px;letter-spacing:3px;margin:6px 0 4px}
.rate-card .lbl{font-size:13.5px;color:var(--ink-3);font-weight:600}

/* price */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);transition:.26s;display:flex;flex-direction:column}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.hot{border-color:rgba(109,61,245,.4);box-shadow:0 18px 44px rgba(109,61,245,.16)}
.price-card .tier{font-size:13px;font-weight:800;letter-spacing:1px;color:var(--violet);margin-bottom:10px}
.price-card .amount{font-size:30px;font-weight:900;line-height:1.2;margin-bottom:4px}
.price-card .amount small{font-size:14px;font-weight:600;color:var(--ink-3)}
.price-card .note{font-size:13px;color:var(--ink-3);margin-bottom:16px}
.price-card ul{display:grid;gap:9px;margin-bottom:22px;flex:1}
.price-card ul li{font-size:13.5px;color:var(--ink-2);display:flex;gap:8px}
.price-card ul li::before{content:"✓";color:var(--cyan);font-weight:900;flex-shrink:0}

/* comments */
.cmt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cmt-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.26s;display:flex;flex-direction:column;gap:14px}
.cmt-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cmt-card .who{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#fff;font-size:16px;background:linear-gradient(135deg,var(--violet),var(--cyan));flex-shrink:0}
.cmt-card:nth-child(2n) .avatar{background:linear-gradient(135deg,var(--pink),var(--amber))}
.cmt-card:nth-child(3n) .avatar{background:linear-gradient(135deg,#3aa8ff,var(--cyan))}
.cmt-card .name{font-size:14.5px;font-weight:800}
.cmt-card .role{font-size:12.5px;color:var(--ink-3)}
.cmt-card p{font-size:13.8px;color:var(--ink-2)}
.stars-row{color:var(--amber);font-size:14px;letter-spacing:2px}

/* articles */
.art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.art-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.26s;display:flex;flex-direction:column;gap:10px}
.art-card:hover{transform:translateY(-6px);border-color:rgba(109,61,245,.3);box-shadow:var(--shadow-lg)}
.art-card .kicker{font-size:12px;font-weight:800;color:var(--cyan);letter-spacing:1px}
.art-card h3{font-size:16px;font-weight:800;line-height:1.5}
.art-card p{font-size:13.5px;color:var(--ink-2);flex:1}
.art-card .go{font-size:13.5px;font-weight:800;color:var(--violet)}
.art-card .go::after{content:" →";transition:.2s}
.art-card:hover .go::after{transform:translateX(3px)}

/* form */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.form-info{background:linear-gradient(160deg,#ffffff,#f2eeff);border:1px solid rgba(109,61,245,.16);border-radius:22px;padding:32px;box-shadow:var(--shadow)}
.form-info h2{font-size:24px;font-weight:900;margin-bottom:14px;line-height:1.35}
.form-info p{font-size:14.5px;color:var(--ink-2);margin-bottom:18px}
.form-info .contact-list{display:grid;gap:12px}
.form-info .contact-list li{font-size:14px;color:var(--ink-2);display:flex;gap:8px;flex-wrap:wrap}
.form-info .contact-list b{color:var(--ink);font-weight:800;flex-shrink:0}
.form-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:var(--shadow-lg)}
.form-card h3{font-size:18px;font-weight:800;margin-bottom:20px}
.field{display:grid;gap:6px;margin-bottom:16px}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-2)}
.field input,.field select,.field textarea{
  width:100%;font-size:14px;font-family:inherit;color:var(--ink);
  background:#fafaff;border:1.5px solid var(--line);border-radius:12px;
  padding:12px 14px;outline:none;transition:all .22s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(109,61,245,.1)}
.field textarea{resize:vertical;min-height:96px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.btn-submit{width:100%;margin-top:6px}

/* faq */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 6px 18px rgba(60,40,140,.06);overflow:hidden;transition:.24s}
.faq-item:hover{border-color:rgba(109,61,245,.3)}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
  display:flex;align-items:center;justify-content:space-between;gap:14px;transition:.2s;
}
.faq-q:hover{color:var(--violet)}
.faq-q .icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:rgba(109,61,245,.1);color:var(--violet);display:grid;place-items:center;font-size:15px;font-weight:900;transition:.26s}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--violet);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--ink-2);line-height:1.8}

/* friend links */
.links-row{display:flex;flex-wrap:wrap;gap:11px;justify-content:center}
.links-row a{
  font-size:13.5px;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  padding:8px 16px;border-radius:10px;transition:.22s;
}
.links-row a:hover{color:#fff;background:linear-gradient(100deg,var(--violet),var(--pink));border-color:transparent;transform:translateY(-2px)}

/* footer */
.site-footer{
  background:linear-gradient(160deg,#161230,#221a4a 60%,#161230);
  color:#d7d2f0;padding:52px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand .ai-page-logo{max-height:38px;width:auto;border-radius:8px;margin-bottom:14px}
.footer-brand p{font-size:13.5px;color:#b6b0d6;line-height:1.8;max-width:300px}
.footer-col h4{font-size:14.5px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:9px}
.footer-col ul li a{font-size:13.5px;color:#b6b0d6;transition:.2s}
.footer-col ul li a:hover{color:var(--cyan)}
.footer-contact{font-size:13.5px;color:#b6b0d6;display:grid;gap:9px}
.footer-contact b{color:#fff;font-weight:700}
.qr-box{margin-top:12px;width:104px;padding:6px;background:#fff;border-radius:12px}
.qr-box img{width:100%;border-radius:8px}
.footer-bottom{padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:#a29bc7}
.footer-bottom a{color:#b6b0d6;transition:.2s}
.footer-bottom a:hover{color:var(--cyan)}

/* floating */
.float-tools{position:fixed;right:18px;bottom:26px;z-index:200;display:grid;gap:12px}
.float-btn{
  width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  display:grid;place-items:center;font-size:11.5px;font-weight:800;color:#fff;line-height:1.15;text-align:center;
  background:linear-gradient(135deg,var(--violet),var(--pink));
  box-shadow:0 10px 26px rgba(109,61,245,.4);transition:transform .24s ease,box-shadow .24s ease;
}
.float-btn:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 16px 34px rgba(109,61,245,.5)}
.float-btn.ghost{background:linear-gradient(135deg,var(--cyan),#3aa8ff);box-shadow:0 10px 26px rgba(0,210,198,.4);display:none}
.float-btn.ghost.show{display:grid}
.qr-pop{
  position:fixed;right:82px;bottom:88px;z-index:210;background:#fff;padding:12px;border-radius:16px;
  box-shadow:0 18px 44px rgba(60,40,140,.26);border:1px solid var(--line);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:.24s;
}
.qr-pop.show{opacity:1;visibility:visible;transform:translateY(0)}
.qr-pop img{width:150px;border-radius:10px}
.qr-pop p{font-size:12px;color:var(--ink-3);text-align:center;margin-top:6px}

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

/* responsive */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-links.open{
    display:flex;position:absolute;top:70px;left:0;right:0;
    background:#fff;flex-direction:column;align-items:stretch;
    padding:14px 20px 22px;gap:4px;border-bottom:1px solid var(--line);
    box-shadow:0 18px 32px rgba(60,40,140,.12);
  }
  .nav-links.open a{padding:12px 10px;font-size:15px}
  .menu-btn{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .about-wrap{grid-template-columns:1fr;gap:32px}
  .case-grid{grid-template-columns:1fr}
  .form-wrap{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .svc-grid,.cmt-grid,.art-grid,.price-grid,.net-grid{grid-template-columns:repeat(2,1fr)}
  .data-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .rate-box{grid-template-columns:1fr}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .hero{padding:48px 0 56px}
  .nav-cta{display:none}
  section{padding:48px 0}
  .svc-grid,.cmt-grid,.art-grid,.price-grid,.net-grid,.data-grid,.steps{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .glow-foot{grid-template-columns:1fr;gap:14px}
  .about-media{grid-template-columns:1fr}
  .about-media figure.wide{grid-column:span 1}
  .float-tools{right:12px;bottom:18px}
  .qr-pop{right:74px;bottom:78px}
}