*{margin:0;padding:0;box-sizing:border-box}
:root{
--candy-red:#ff4d6d;
--candy-pink:#ff8fab;
--candy-yellow:#ffd166;
--candy-blue:#4cc9f0;
--candy-purple:#9b5de5;
--candy-green:#06d6a0;
--ink:#1c2333;
--ink-soft:#4a5568;
--ink-mute:#718096;
--line:#ffe1e8;
--bg:#fffbf7;
--card:#ffffff;
--radius:18px;
}
html{scroll-behavior:smooth}
body{
font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
color:var(--ink);
background:var(--bg);
line-height:1.7;
-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{
position:sticky;top:0;z-index:100;
background:rgba(255,251,247,.92);
backdrop-filter:blur(12px);
border-bottom:2px solid var(--line);
transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(255,77,109,.1)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:120px;height:auto}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;list-style:none}
.nav-links a{
display:block;padding:8px 10px;font-size:14px;font-weight:600;
color:var(--ink-soft);border-radius:10px;transition:all .25s;
}
.nav-links a:hover{color:var(--candy-red);background:#fff0f4}
.nav-cta{
flex-shrink:0;display:inline-flex;align-items:center;gap:6px;
padding:10px 18px;border-radius:999px;font-size:14px;font-weight:700;
color:#fff;background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));
box-shadow:0 6px 18px rgba(255,77,109,.3);transition:transform .25s,box-shadow .25s;
white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,77,109,.42)}
.nav-toggle{
display:none;flex-direction:column;justify-content:center;gap:5px;
width:40px;height:40px;border-radius:12px;border:2px solid var(--line);
background:#fff;cursor:pointer;align-items:center;
}
.nav-toggle span{width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
position:relative;overflow:hidden;
padding:80px 0 70px;
background:
radial-gradient(circle at 12% 20%,rgba(255,209,102,.35),transparent 45%),
radial-gradient(circle at 88% 15%,rgba(76,201,240,.28),transparent 42%),
radial-gradient(circle at 70% 85%,rgba(155,93,229,.22),transparent 46%),
linear-gradient(160deg,#fff6f8 0%,#fffbf0 55%,#f5fbff 100%);
}
.hero::before,.hero::after{
content:"";position:absolute;border-radius:50%;filter:blur(2px);opacity:.5;pointer-events:none;
}
.hero::before{width:220px;height:220px;background:radial-gradient(circle,rgba(255,143,171,.5),transparent 70%);top:-60px;left:-60px;animation:floaty 9s ease-in-out infinite}
.hero::after{width:280px;height:280px;background:radial-gradient(circle,rgba(76,201,240,.4),transparent 70%);bottom:-100px;right:-60px;animation:floaty 11s ease-in-out infinite reverse}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{
display:inline-flex;align-items:center;gap:8px;
padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;
color:#8a3a52;background:linear-gradient(120deg,#ffe3ea,#fff3d6);
border:1.5px solid #ffd0dc;margin-bottom:22px;
}
.hero-badge i{width:8px;height:8px;border-radius:50%;background:var(--candy-red);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}
.hero h1{
font-size:clamp(30px,4.4vw,50px);
line-height:1.22;font-weight:900;letter-spacing:-.5px;margin-bottom:20px;
color:var(--ink);
}
.hero h1 em{
font-style:normal;
background:linear-gradient(120deg,var(--candy-red),var(--candy-purple) 60%,var(--candy-blue));
-webkit-background-clip:text;background-clip:text;
-webkit-text-fill-color:transparent;color:var(--candy-red);
}
.hero-desc{font-size:16px;color:var(--ink-soft);max-width:520px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.btn-primary{
display:inline-flex;align-items:center;gap:8px;
padding:14px 30px;border-radius:999px;font-size:15px;font-weight:800;
color:#fff;background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));
box-shadow:0 10px 26px rgba(255,77,109,.34);
transition:transform .25s,box-shadow .25s;border:none;cursor:pointer;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(255,77,109,.46)}
.btn-ghost{
display:inline-flex;align-items:center;gap:8px;
padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
color:var(--ink);background:#fff;border:2px solid #ffd6e0;
transition:all .25s;
}
.btn-ghost:hover{border-color:var(--candy-red);color:var(--candy-red);transform:translateY(-3px);box-shadow:0 10px 22px rgba(255,77,109,.16)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.hero-tags span{
font-size:12.5px;font-weight:600;color:#7a4a5c;
padding:6px 13px;border-radius:999px;background:#fff;border:1px solid #ffe1e8;
}
.hero-panel{
background:linear-gradient(150deg,#ffffff,#fff6f9);
border:2px solid #ffe3ea;border-radius:26px;
padding:28px;box-shadow:0 24px 60px rgba(255,77,109,.13);
position:relative;overflow:hidden;
}
.hero-panel::after{
content:"";position:absolute;width:160px;height:160px;border-radius:50%;
background:radial-gradient(circle,rgba(255,209,102,.4),transparent 70%);
top:-50px;right:-50px;
}
.panel-title{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.panel-title::before{content:"";width:4px;height:16px;border-radius:3px;background:linear-gradient(var(--candy-red),var(--candy-purple))}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:relative;z-index:1}
.panel-item{
background:#fff;border:1px solid #ffe8ee;border-radius:14px;padding:14px;
transition:transform .25s,box-shadow .25s;
}
.panel-item:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(255,77,109,.15)}
.panel-item b{display:block;font-size:22px;font-weight:900;color:var(--candy-red);line-height:1.2}
.panel-item small{font-size:12px;color:var(--ink-mute);font-weight:600}

/* ---------- Section generic ---------- */
.section{padding:76px 0}
.section-alt{background:linear-gradient(180deg,#fffbf7 0%,#fff4f7 100%)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 44px}
.sec-badge{
display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:1px;
color:var(--candy-purple);background:#f4ebff;padding:6px 16px;border-radius:999px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.3;margin-bottom:12px;color:var(--ink)}
.sec-head p{font-size:15px;color:var(--ink-soft)}

/* ---------- Stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
background:#fff;border-radius:var(--radius);padding:26px 20px;text-align:center;
border:2px solid #ffe8ee;transition:transform .3s,box-shadow .3s,border-color .3s;
}
.stat-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(255,77,109,.14);border-color:#ffc2d1}
.stat-card b{display:block;font-size:32px;font-weight:900;background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-card span{font-size:13.5px;color:var(--ink-soft);font-weight:600}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.about-text p{font-size:15px;color:var(--ink-soft);margin-bottom:16px}
.about-list{list-style:none;display:grid;gap:12px;margin-top:8px}
.about-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink);font-weight:600}
.about-list li::before{
content:"";flex-shrink:0;width:20px;height:20px;border-radius:50%;margin-top:3px;
background:linear-gradient(120deg,var(--candy-green),var(--candy-blue));
position:relative;
}
.about-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-card{
background:#fff;border:2px solid #ffe8ee;border-radius:16px;padding:20px;
transition:transform .3s,box-shadow .3s;
}
.about-card:hover{transform:translateY(-5px);box-shadow:0 14px 32px rgba(155,93,229,.14);border-color:#e3d0ff}
.about-card h3{font-size:15.5px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.about-card p{font-size:13.5px;color:var(--ink-mute);line-height:1.65}

/* ---------- Services ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-card{
background:#fff;border-radius:var(--radius);padding:26px 22px;
border:2px solid #ffe8ee;position:relative;overflow:hidden;
transition:transform .3s,box-shadow .3s,border-color .3s;
}
.svc-card::after{
content:"";position:absolute;width:90px;height:90px;border-radius:50%;top:-40px;right:-30px;
background:radial-gradient(circle,rgba(255,209,102,.35),transparent 70%);transition:.4s;
}
.svc-card:hover{transform:translateY(-6px);border-color:#ffc9d7;box-shadow:0 16px 38px rgba(255,77,109,.13)}
.svc-card:hover::after{transform:scale(1.4)}
.svc-icon{
width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
font-size:20px;font-weight:900;color:#fff;margin-bottom:16px;position:relative;z-index:1;
}
.svc-card h3{font-size:16.5px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.svc-card p{font-size:13.5px;color:var(--ink-mute);line-height:1.7}
.ic-1{background:linear-gradient(135deg,#ff4d6d,#ff8fab)}
.ic-2{background:linear-gradient(135deg,#9b5de5,#c79bf0)}
.ic-3{background:linear-gradient(135deg,#4cc9f0,#79e0f7)}
.ic-4{background:linear-gradient(135deg,#06d6a0,#5ee8c0)}
.ic-5{background:linear-gradient(135deg,#ffd166,#ffb020)}
.ic-6{background:linear-gradient(135deg,#f72585,#ff6bb0)}

/* ---------- Models marquee ---------- */
.models-wrap{padding:34px 0;background:linear-gradient(120deg,#fff4f7,#f3f8ff)}
.models-track{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.models-track span{
font-size:13px;font-weight:700;color:#7a4a5c;background:#fff;
padding:8px 16px;border-radius:999px;border:1.5px solid #ffe1e8;
transition:all .25s;
}
.models-track span:hover{transform:translateY(-3px);border-color:var(--candy-red);color:var(--candy-red);box-shadow:0 8px 18px rgba(255,77,109,.14)}

/* ---------- Flow ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.flow-step{
background:#fff;border-radius:var(--radius);padding:24px 20px;
border:2px solid #ffe8ee;position:relative;
transition:transform .3s,box-shadow .3s;
}
.flow-step:hover{transform:translateY(-6px);box-shadow:0 16px 36px rgba(76,201,240,.15);border-color:#c9ecfa}
.flow-num{
width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;
font-size:16px;font-weight:900;color:#fff;margin-bottom:14px;
background:linear-gradient(135deg,var(--candy-blue),var(--candy-purple));
}
.flow-step h3{font-size:15.5px;font-weight:800;margin-bottom:8px}
.flow-step p{font-size:13.5px;color:var(--ink-mute);line-height:1.65}

/* ---------- Compare table ---------- */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:2px solid #ffe3ea;background:#fff}
table.compare{width:100%;border-collapse:collapse;min-width:680px}
table.compare th,table.compare td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid #fff0f4}
table.compare thead th{background:linear-gradient(120deg,#fff0f4,#f6f0ff);font-weight:800;color:var(--ink);font-size:14px}
table.compare td:first-child{font-weight:700;color:var(--ink)}
table.compare tbody tr:hover{background:#fffafc}
table.compare td.hl{color:var(--candy-red);font-weight:800}
.score-box{
display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;
margin-top:28px;background:linear-gradient(120deg,#fff6f8,#f4f0ff);
border:2px solid #ffe1e8;border-radius:22px;padding:28px;
}
.score-num{text-align:center}
.score-num b{display:block;font-size:52px;font-weight:900;line-height:1;background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.score-num small{font-size:13px;color:var(--ink-mute);font-weight:700}
.score-stars{font-size:22px;color:#ffb703;letter-spacing:3px;margin-bottom:6px}
.score-text p{font-size:14px;color:var(--ink-soft)}

/* ---------- Cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
background:#fff;border-radius:var(--radius);overflow:hidden;border:2px solid #ffe8ee;
transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(255,77,109,.14)}
.case-media{aspect-ratio:16/10;overflow:hidden;background:#fff4f7}
.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:18px 20px 22px}
.case-body h3{font-size:15.5px;font-weight:800;margin-bottom:6px}
.case-body p{font-size:13.5px;color:var(--ink-mute)}
.case-tag{display:inline-block;font-size:11.5px;font-weight:800;color:var(--candy-purple);background:#f4ebff;padding:4px 10px;border-radius:999px;margin-bottom:10px}

/* ---------- Reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{
background:#fff;border-radius:var(--radius);padding:24px;border:2px solid #ffe8ee;
transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;gap:14px;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(155,93,229,.13);border-color:#e6d6ff}
.review-stars{color:#ffb703;font-size:15px;letter-spacing:2px}
.review-card p{font-size:14px;color:var(--ink-soft);line-height:1.75;flex:1}
.review-user{display:flex;align-items:center;gap:10px;border-top:1px dashed #ffe1e8;padding-top:14px}
.avatar{
width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
font-size:14px;font-weight:900;color:#fff;flex-shrink:0;
}
.review-user b{display:block;font-size:13.5px;color:var(--ink)}
.review-user small{font-size:12px;color:var(--ink-mute)}

/* ---------- Token price ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price-card{
background:#fff;border-radius:var(--radius);padding:28px 24px;border:2px solid #ffe8ee;
transition:transform .3s,box-shadow .3s;position:relative;
}
.price-card.featured{border-color:var(--candy-red);box-shadow:0 16px 40px rgba(255,77,109,.16)}
.price-card.featured::before{
content:"推荐";position:absolute;top:-12px;right:20px;font-size:12px;font-weight:800;color:#fff;
background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));padding:4px 14px;border-radius:999px;
}
.price-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(255,77,109,.16)}
.price-card h3{font-size:16px;font-weight:800;margin-bottom:12px}
.price-val{font-size:30px;font-weight:900;color:var(--candy-red);line-height:1.2;margin-bottom:6px}
.price-val small{font-size:13px;color:var(--ink-mute);font-weight:600}
.price-card ul{list-style:none;margin-top:16px;display:grid;gap:9px}
.price-card li{font-size:13.5px;color:var(--ink-soft);display:flex;gap:8px;align-items:flex-start}
.price-card li::before{content:"✓";color:var(--candy-green);font-weight:900;flex-shrink:0}

/* ---------- Form ---------- */
.form-section{background:linear-gradient(150deg,#fff6f8,#f3f8ff)}
.form-wrap{
display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start;
background:#fff;border-radius:26px;padding:44px;border:2px solid #ffe3ea;
box-shadow:0 24px 60px rgba(255,77,109,.1);
}
.form-info h2{font-size:26px;font-weight:900;margin-bottom:14px}
.form-info p{font-size:14.5px;color:var(--ink-soft);margin-bottom:22px}
.contact-list{list-style:none;display:grid;gap:14px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--ink)}
.contact-list .ci{
width:34px;height:34px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
font-size:15px;background:#fff0f4;color:var(--candy-red);font-weight:900;
}
.contact-list small{display:block;font-size:12px;color:var(--ink-mute);font-weight:600}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap: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 input,.field select,.field textarea{
width:100%;padding:12px 14px;border-radius:12px;border:1.5px solid #ffe1e8;
background:#fffbfc;font-size:14px;color:var(--ink);font-family:inherit;
transition:border-color .25s,box-shadow .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{
outline:none;border-color:var(--candy-red);box-shadow:0 0 0 4px rgba(255,77,109,.1);
}
.field textarea{resize:vertical;min-height:100px}
.form-submit{
grid-column:1/-1;margin-top:6px;padding:14px 28px;border-radius:999px;border:none;cursor:pointer;
font-size:15px;font-weight:800;color:#fff;
background:linear-gradient(120deg,var(--candy-red),var(--candy-purple));
box-shadow:0 10px 26px rgba(255,77,109,.3);transition:transform .25s,box-shadow .25s;
}
.form-submit:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(255,77,109,.44)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:2px solid #ffe8ee;border-radius:16px;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:#ffc9d7;box-shadow:0 12px 30px rgba(255,77,109,.1)}
.faq-q{
width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;
padding:18px 22px;background:none;border:none;cursor:pointer;text-align:left;
font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
}
.faq-q .ic{
width:26px;height:26px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;
background:#fff0f4;color:var(--candy-red);font-size:15px;font-weight:900;transition:transform .3s;
}
.faq-item.open .faq-q .ic{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--ink-soft);line-height:1.75}

/* ---------- Articles & links ---------- */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{
background:#fff;border-radius:var(--radius);padding:24px;border:2px solid #ffe8ee;
transition:transform .3s,box-shadow .3s,border-color .3s;display:block;
}
.article-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(76,201,240,.15);border-color:#c9ecfa}
.article-card span{font-size:12px;font-weight:800;color:var(--candy-blue)}
.article-card h3{font-size:15.5px;font-weight:800;margin:10px 0 8px}
.article-card p{font-size:13.5px;color:var(--ink-mute)}

.friend-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:10px}
.friend-links a{
font-size:13px;font-weight:600;color:var(--ink-soft);background:#fff;
padding:8px 16px;border-radius:999px;border:1.5px solid #ffe1e8;transition:all .25s;
}
.friend-links a:hover{color:var(--candy-red);border-color:var(--candy-red);transform:translateY(-2px)}

/* ---------- Footer ---------- */
.site-footer{
background:#1c2333;color:#c9d1e0;padding:56px 0 0;position:relative;overflow:hidden;
}
.site-footer::before{
content:"";position:absolute;width:380px;height:380px;border-radius:50%;
background:radial-gradient(circle,rgba(255,77,109,.18),transparent 70%);
top:-160px;right:-100px;pointer-events:none;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;position:relative;z-index:1}
.footer-brand img{width:130px;margin-bottom:16px;filter:brightness(1.15)}
.footer-brand p{font-size:13.5px;color:#9aa6bd;line-height:1.75;max-width:300px}
.footer-col h3{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a,.footer-col li{font-size:13.5px;color:#9aa6bd;transition:color .25s}
.footer-col a:hover{color:#ff8fab}
.footer-bottom{
border-top:1px solid #2c3549;margin-top:44px;padding:22px 0;
display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
font-size:12.5px;color:#8b98b0;position:relative;z-index:1;
}
.footer-bottom a{color:#aab5c9}
.footer-bottom a:hover{color:#ff8fab}

/* ---------- Floating ---------- */
.float-kf{
position:fixed;right:20px;bottom:88px;z-index:200;
display:flex;flex-direction:column;gap:12px;align-items:flex-end;
}
.kf-btn{
width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;
color:#fff;font-size:12px;font-weight:800;cursor:pointer;border:none;
box-shadow:0 8px 22px rgba(255,77,109,.34);transition:transform .25s,box-shadow .25s;
}
.kf-btn:hover{transform:scale(1.08);box-shadow:0 12px 28px rgba(255,77,109,.5)}
.kf-wechat{background:linear-gradient(135deg,#06d6a0,#4cc9f0)}
.kf-top{background:linear-gradient(135deg,var(--candy-red),var(--candy-purple));opacity:0;pointer-events:none;transition:opacity .3s}
.kf-top.show{opacity:1;pointer-events:auto}
.kf-pop{
position:fixed;right:88px;bottom:88px;z-index:200;background:#fff;border-radius:16px;
padding:14px;box-shadow:0 18px 50px rgba(28,35,51,.22);border:2px solid #ffe1e8;
display:none;text-align:center;
}
.kf-pop.show{display:block;animation:fadeUp .3s ease}
.kf-pop img{width:160px;height:160px;object-fit:cover;border-radius:10px;margin:0 auto 8px}
.kf-pop p{font-size:12.5px;color:var(--ink-soft);font-weight:600}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
.hero-inner{grid-template-columns:1fr;gap:36px}
.hero-panel{max-width:520px;margin:0 auto;width:100%}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.svc-grid{grid-template-columns:repeat(2,1fr)}
.about-grid{grid-template-columns:1fr;gap:30px}
.flow-grid{grid-template-columns:repeat(2,1fr)}
.review-grid,.case-grid,.price-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
.form-wrap{grid-template-columns:1fr;padding:32px;gap:30px}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:820px){
.nav-links{
position:absolute;top:100%;left:0;right:0;
background:#fff;flex-direction:column;align-items:stretch;gap:0;
padding:8px 16px 16px;border-bottom:2px solid var(--line);
box-shadow:0 18px 40px rgba(255,77,109,.12);
display:none;
}
.nav-links.open{display:flex}
.nav-links a{padding:12px 8px;border-radius:10px;font-size:15px}
.nav-toggle{display:flex}
.nav-cta{display:none}
.site-header .nav-wrap{position:relative}
}
@media(max-width:640px){
.section{padding:56px 0}
.hero{padding:56px 0 50px}
.stats-grid{grid-template-columns:1fr 1fr;gap:12px}
.svc-grid,.flow-grid,.review-grid,.case-grid,.price-grid,.article-grid{grid-template-columns:1fr}
.about-cards{grid-template-columns:1fr}
.hero-actions{flex-direction:column;align-items:stretch}
.hero-actions a{justify-content:center}
.score-box{grid-template-columns:1fr;text-align:center;gap:16px}
.form-grid{grid-template-columns:1fr}
.form-wrap{padding:24px 20px}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{flex-direction:column;text-align:center}
.float-kf{right:14px;bottom:78px}
.kf-pop{right:78px;bottom:78px}
.kf-pop img{width:130px;height:130px}
.panel-grid{grid-template-columns:1fr 1fr}
}