*{margin:0;padding:0;box-sizing:border-box}
:root{
  --red:#d92b2b;
  --red-deep:#a81616;
  --red-light:#fff1f0;
  --ink:#221a1a;
  --ink-2:#4a3d3d;
  --ink-3:#7a6c6c;
  --line:#f0dcdc;
  --bg:#fffaf8;
  --card:#ffffff;
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;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(255,250,248,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:68px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:38px;height:38px;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.5px;color:var(--red-deep)}
.brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:1px}
.nav-links{
  display:flex;align-items:center;gap:0;
  list-style:none;flex-wrap:wrap;
}
.nav-links a{
  display:block;padding:8px 13px;font-size:14px;font-weight:600;
  color:var(--ink-2);border-radius:8px;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--red);background:var(--red-light)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  background:linear-gradient(135deg,var(--red),var(--red-deep));
  color:#fff;font-size:14px;font-weight:700;
  padding:10px 20px;border-radius:999px;
  box-shadow:0 6px 18px rgba(217,43,43,.28);
  transition:transform .2s,box-shadow .2s;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(217,43,43,.36)}
.menu-toggle{
  display:none;background:var(--red-light);border:1px solid var(--line);
  color:var(--red-deep);width:40px;height:40px;border-radius:10px;
  font-size:18px;cursor:pointer;align-items:center;justify-content:center;
}

/* ===== hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:72px 0 84px;
  background:
    radial-gradient(circle at 12% 18%,rgba(217,43,43,.10),transparent 42%),
    radial-gradient(circle at 88% 8%,rgba(255,138,76,.14),transparent 46%),
    linear-gradient(175deg,#fff6f3 0%,#fffaf8 55%,#fff3ef 100%);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(217,43,43,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(217,43,43,.05) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 72%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);
  color:var(--red-deep);font-size:13px;font-weight:700;
  padding:6px 16px;border-radius:999px;
  box-shadow:0 4px 14px rgba(217,43,43,.10);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(217,43,43,.16)}
.hero h1{
  margin-top:20px;font-size:clamp(28px,4.4vw,46px);
  line-height:1.24;font-weight:900;letter-spacing:-.5px;color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--red);position:relative}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;
  background:rgba(217,43,43,.16);border-radius:4px;z-index:-1;
}
.hero-desc{margin-top:18px;font-size:16px;color:var(--ink-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;padding:13px 28px;border-radius:10px;
  transition:transform .2s,box-shadow .2s,background .2s;cursor:pointer;border:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;
  box-shadow:0 10px 24px rgba(217,43,43,.30);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(217,43,43,.38)}
.btn-ghost{
  background:#fff;color:var(--red-deep);border:1.5px solid rgba(217,43,43,.35);
}
.btn-ghost:hover{background:var(--red-light);transform:translateY(-3px)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.hero-tags span{
  font-size:12.5px;color:var(--ink-2);background:#fff;
  border:1px solid var(--line);padding:5px 12px;border-radius:6px;font-weight:600;
}
.hero-panel{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:26px;box-shadow:0 24px 60px rgba(168,22,22,.12);
  position:relative;
}
.hero-panel::before{
  content:"";position:absolute;top:-1px;left:24px;right:24px;height:4px;
  background:linear-gradient(90deg,var(--red),#ff8a4c);border-radius:0 0 6px 6px;
}
.panel-title{font-size:14px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px}
.panel-title::before{content:"";width:4px;height:16px;background:var(--red);border-radius:2px}
.panel-list{list-style:none;margin-top:16px;display:grid;gap:12px}
.panel-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:var(--bg);border:1px solid var(--line);border-radius:10px;
  padding:11px 14px;font-size:13.5px;color:var(--ink-2);font-weight:600;
  transition:transform .2s,border-color .2s;
}
.panel-list li:hover{transform:translateX(4px);border-color:rgba(217,43,43,.4)}
.panel-list b{color:var(--red);font-size:13px;white-space:nowrap}

/* ===== section base ===== */
section{padding:68px 0}
.section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.section-tag{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:var(--red);background:var(--red-light);border-radius:999px;
  padding:5px 16px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(23px,3vw,32px);font-weight:900;color:var(--ink);letter-spacing:-.3px;line-height:1.35}
.section-head p{margin-top:12px;color:var(--ink-3);font-size:15px}

/* ===== stats ===== */
.stats{
  background:linear-gradient(135deg,#a81616,#d92b2b 62%,#e8482c);
  padding:52px 0;color:#fff;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center}
.stat-item{padding:16px 10px;border-radius:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);transition:transform .25s,background .25s}
.stat-item:hover{transform:translateY(-6px);background:rgba(255,255,255,.14)}
.stat-num{font-size:clamp(22px,3vw,32px);font-weight:900;color:#fff;letter-spacing:-.5px}
.stat-label{font-size:13px;color:#ffe4dc;margin-top:6px;font-weight:600}

/* ===== about ===== */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start}
.about-text h2{font-size:clamp(22px,2.6vw,29px);font-weight:900;line-height:1.4;color:var(--ink)}
.about-text h2 span{color:var(--red)}
.about-text p{margin-top:16px;color:var(--ink-2);font-size:15px}
.about-points{list-style:none;margin-top:22px;display:grid;gap:12px}
.about-points li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;font-size:14.5px;color:var(--ink-2);font-weight:600;
  transition:border-color .2s,transform .2s;
}
.about-points li:hover{border-color:rgba(217,43,43,.4);transform:translateY(-3px)}
.about-points li::before{
  content:"✓";flex-shrink:0;width:22px;height:22px;border-radius:6px;
  background:var(--red-light);color:var(--red);font-size:13px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
}
.model-cloud{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:24px;box-shadow:0 16px 40px rgba(168,22,22,.08);
}
.model-cloud h3{font-size:16px;font-weight:900;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.model-cloud h3::before{content:"";width:4px;height:16px;background:var(--red);border-radius:2px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud span{
  font-size:12.5px;font-weight:700;color:var(--ink-2);
  background:var(--bg);border:1px solid var(--line);
  padding:5px 11px;border-radius:6px;transition:all .2s;
}
.tag-cloud span:hover{background:var(--red);border-color:var(--red);color:#fff;transform:translateY(-2px)}
.model-cloud .cloud-note{margin-top:16px;font-size:13px;color:var(--ink-3);line-height:1.7}

/* ===== service cards ===== */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:24px;transition:transform .25s,box-shadow .25s,border-color .25s;
  display:flex;flex-direction:column;gap:10px;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(168,22,22,.12);border-color:rgba(217,43,43,.35)}
.service-num{
  font-size:12px;font-weight:900;color:var(--red);
  background:var(--red-light);border-radius:6px;padding:3px 9px;
  align-self:flex-start;letter-spacing:1px;
}
.service-card h3{font-size:16.5px;font-weight:900;color:var(--ink)}
.service-card p{font-size:14px;color:var(--ink-3);line-height:1.75}

/* ===== flow ===== */
.flow{background:linear-gradient(180deg,#fff5f2,#fffaf8)}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px 20px;position:relative;transition:transform .25s,box-shadow .25s;
}
.flow-item:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(168,22,22,.1)}
.flow-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--red),var(--red-deep));
  color:#fff;font-weight:900;font-size:15px;margin-bottom:14px;
  box-shadow:0 6px 14px rgba(217,43,43,.28);
}
.flow-item h3{font-size:15.5px;font-weight:900;color:var(--ink)}
.flow-item p{margin-top:8px;font-size:13.5px;color:var(--ink-3);line-height:1.7}

/* ===== compare ===== */
.compare-wrap{display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:start}
.rating-card{
  background:linear-gradient(160deg,#a81616,#d92b2b 70%,#e8482c);
  border-radius:18px;padding:28px 24px;color:#fff;
  box-shadow:0 20px 46px rgba(168,22,22,.28);
}
.rating-card .rc-label{font-size:13px;color:#ffd9d0;font-weight:700;letter-spacing:1px}
.rating-score{font-size:52px;font-weight:900;line-height:1.1;margin-top:6px;letter-spacing:-2px}
.rating-score small{font-size:18px;font-weight:700;color:#ffd9d0}
.rating-stars{margin-top:8px;font-size:20px;color:#ffd166;letter-spacing:3px}
.rating-desc{margin-top:14px;font-size:13.5px;color:#ffe4dc;line-height:1.75}
.rating-badge{
  display:inline-block;margin-top:16px;font-size:12.5px;font-weight:800;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  padding:5px 14px;border-radius:999px;color:#fff;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:14px;border:1px solid var(--line);background:#fff}
table.compare{width:100%;border-collapse:collapse;min-width:620px;font-size:14px}
table.compare th,table.compare td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
table.compare thead th{background:var(--red-light);color:var(--red-deep);font-weight:900;font-size:13.5px;white-space:nowrap}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:#fff7f5}
table.compare td:first-child{font-weight:800;color:var(--ink)}
table.compare td.mid{color:var(--ink-3)}
table.compare td.hi{color:var(--red-deep);font-weight:800}

/* ===== cases ===== */
.case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;align-items:stretch}
.case-main{display:grid;gap:20px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  overflow:hidden;transition:transform .25s,box-shadow .25s;
  display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(168,22,22,.12)}
.case-img{width:100%;aspect-ratio:16/9;overflow:hidden;background:#fdf1ee}
.case-img img{width:100%;height:100%;object-fit:cover}
.case-body{padding:18px 20px 22px}
.case-body h3{font-size:16px;font-weight:900;color:var(--ink)}
.case-body p{margin-top:7px;font-size:13.5px;color:var(--ink-3);line-height:1.7}
.case-side{display:grid;gap:20px}
.case-square{aspect-ratio:1/1}
.case-square img{object-fit:cover}
.promo-imgs{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:34px}
.promo-imgs img{width:100%;border-radius:12px;border:1px solid var(--line);height:auto}

/* ===== network ===== */
.network{background:linear-gradient(180deg,#fffaf8,#fff2ee)}
.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.net-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px;transition:transform .25s,border-color .25s;
}
.net-card:hover{transform:translateY(-4px);border-color:rgba(217,43,43,.35)}
.net-card h3{font-size:15.5px;font-weight:900;color:var(--ink);display:flex;align-items:center;gap:8px}
.net-card h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(217,43,43,.14)}
.net-card p{margin-top:10px;font-size:13.5px;color:var(--ink-3);line-height:1.75}

/* ===== token price ===== */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:26px 24px;position:relative;transition:transform .25s,box-shadow .25s;
}
.price-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(168,22,22,.12)}
.price-card.featured{border:2px solid var(--red);box-shadow:0 20px 46px rgba(217,43,43,.16)}
.price-flag{
  position:absolute;top:-13px;right:20px;background:var(--red);color:#fff;
  font-size:12px;font-weight:800;padding:3px 12px;border-radius:999px;
}
.price-card h3{font-size:16px;font-weight:900;color:var(--ink)}
.price-tag{margin-top:12px;display:flex;align-items:baseline;gap:6px}
.price-tag b{font-size:30px;font-weight:900;color:var(--red);letter-spacing:-1px}
.price-tag span{font-size:13px;color:var(--ink-3);font-weight:600}
.price-list{list-style:none;margin-top:16px;display:grid;gap:9px}
.price-list li{font-size:13.5px;color:var(--ink-2);display:flex;gap:8px;align-items:flex-start}
.price-list li::before{content:"·";color:var(--red);font-weight:900;font-size:20px;line-height:1}

/* ===== reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:24px;display:flex;flex-direction:column;gap:14px;
  transition:transform .25s,box-shadow .25s;
}
.review-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(168,22,22,.1)}
.review-stars{color:#ffb020;font-size:15px;letter-spacing:2px}
.review-text{font-size:14px;color:var(--ink-2);line-height:1.8;flex:1}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px dashed var(--line);padding-top:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--red),#ff8a4c);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:15px;
}
.review-user strong{display:block;font-size:14px;color:var(--ink)}
.review-user small{font-size:12px;color:var(--ink-3)}

/* ===== articles ===== */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px;transition:transform .25s,border-color .25s;
  display:flex;flex-direction:column;gap:10px;
}
.article-card:hover{transform:translateY(-5px);border-color:rgba(217,43,43,.35)}
.article-card .art-tag{font-size:12px;font-weight:800;color:var(--red);letter-spacing:.5px}
.article-card h3{font-size:15.5px;font-weight:900;color:var(--ink);line-height:1.55}
.article-card p{font-size:13.5px;color:var(--ink-3);line-height:1.7}
.article-link{font-size:13.5px;font-weight:800;color:var(--red);display:inline-flex;align-items:center;gap:5px;margin-top:auto}
.article-link::after{content:"→";transition:transform .2s}
.article-card:hover .article-link::after{transform:translateX(4px)}

/* ===== faq ===== */
.faq{background:linear-gradient(180deg,#fff2ee,#fffaf8)}
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s}
.faq-item.open{border-color:rgba(217,43,43,.45)}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:17px 20px;font-size:15px;font-weight:800;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-family:inherit;line-height:1.6;
}
.faq-q:hover{color:var(--red)}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:6px;
  background:var(--red-light);color:var(--red);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:900;transition:transform .25s,background .25s;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--red);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 20px 18px;font-size:14px;color:var(--ink-2);line-height:1.8}

/* ===== form ===== */
.contact{background:linear-gradient(160deg,#fff6f3,#fffaf8)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:32px;align-items:start}
.contact-info h2{font-size:clamp(22px,2.7vw,30px);font-weight:900;color:var(--ink);line-height:1.4}
.contact-info h2 span{color:var(--red)}
.contact-info p{margin-top:14px;font-size:14.5px;color:var(--ink-2)}
.info-list{list-style:none;margin-top:22px;display:grid;gap:12px}
.info-list li{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:12px 16px;font-size:14px;color:var(--ink-2);font-weight:600;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.info-list li b{color:var(--red-deep);word-break:break-all}
.qr-box{margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center}
.qr-box img{width:130px;height:130px;object-fit:contain;margin:0 auto;border-radius:8px}
.qr-box span{display:block;margin-top:8px;font-size:13px;color:var(--ink-3);font-weight:700}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:28px;box-shadow:0 20px 46px rgba(168,22,22,.10);
}
.form-card h3{font-size:17px;font-weight:900;color:var(--ink);margin-bottom:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:800;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:14px;color:var(--ink);
  background:var(--bg);border:1px solid var(--line);border-radius:9px;
  padding:11px 13px;outline:none;transition:border-color .2s,box-shadow .2s;width:100%;
}
.field textarea{resize:vertical;min-height:96px}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--red);box-shadow:0 0 0 3px rgba(217,43,43,.12);background:#fff;
}
.form-submit{
  width:100%;padding:14px;border:none;border-radius:10px;cursor:pointer;
  background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;
  font-size:15px;font-weight:900;font-family:inherit;
  box-shadow:0 10px 24px rgba(217,43,43,.28);
  transition:transform .2s,box-shadow .2s;
}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(217,43,43,.36)}
.form-tip{margin-top:10px;font-size:12px;color:var(--ink-3);text-align:center}

/* ===== agent ===== */
.agent-band{
  background:linear-gradient(135deg,#a81616,#d92b2b 65%,#e8482c);
  color:#fff;border-radius:20px;padding:40px 36px;
  display:grid;grid-template-columns:1.4fr auto;gap:26px;align-items:center;
  box-shadow:0 24px 54px rgba(168,22,22,.28);
}
.agent-band h2{font-size:clamp(21px,2.7vw,28px);font-weight:900;line-height:1.4;color:#fff}
.agent-band p{margin-top:10px;font-size:14.5px;color:#ffe4dc;line-height:1.8}
.agent-band .btn-white{
  background:#fff;color:var(--red-deep);padding:13px 28px;border-radius:10px;
  font-weight:900;font-size:15px;display:inline-block;transition:transform .2s,box-shadow .2s;
  white-space:nowrap;
}
.agent-band .btn-white:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(0,0,0,.2)}

/* ===== footer ===== */
.site-footer{background:#2a1414;color:#e8d5d1;padding:46px 0 0;margin-top:68px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{width:36px;height:36px;object-fit:contain;border-radius:6px;background:#fff;padding:3px}
.footer-brand strong{font-size:17px;color:#fff;font-weight:900;letter-spacing:.5px}
.footer-desc{font-size:13.5px;color:#c9aaa5;line-height:1.8}
.footer-col h4{font-size:14px;font-weight:900;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col ul li{font-size:13.5px;color:#c9aaa5;line-height:1.7;word-break:break-all}
.footer-col ul li a{color:#c9aaa5;transition:color .2s}
.footer-col ul li a:hover{color:#ff8a6e}
.footer-links{display:flex;flex-wrap:wrap;gap:6px 14px}
.footer-links a{font-size:13px;color:#c9aaa5;transition:color .2s}
.footer-links a:hover{color:#ff8a6e}
.footer-bottom{
  margin-top:34px;border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;font-size:12.5px;color:#a98d88;
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;
}
.footer-bottom a{color:#c9aaa5}
.footer-bottom a:hover{color:#ff8a6e}

/* ===== floating ===== */
.back-top{
  position:fixed;right:20px;bottom:96px;width:46px;height:46px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--red-deep);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  font-size:18px;font-weight:900;box-shadow:0 10px 26px rgba(168,22,22,.16);
  opacity:0;visibility:hidden;transition:all .25s;z-index:90;
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--red);color:#fff;transform:translateY(-3px)}
.float-kf{
  position:fixed;right:20px;bottom:22px;z-index:95;
  display:flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;
  padding:12px 18px;border-radius:999px;font-size:14px;font-weight:800;
  box-shadow:0 12px 30px rgba(217,43,43,.36);cursor:pointer;
  transition:transform .2s,box-shadow .2s;border:none;font-family:inherit;
}
.float-kf:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(217,43,43,.46)}
.kf-modal{
  position:fixed;inset:0;background:rgba(34,26,26,.55);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;visibility:hidden;transition:all .25s;
}
.kf-modal.show{opacity:1;visibility:visible}
.kf-card{
  background:#fff;border-radius:18px;padding:26px;max-width:340px;width:100%;
  text-align:center;position:relative;transform:translateY(12px);transition:transform .25s;
}
.kf-modal.show .kf-card{transform:translateY(0)}
.kf-card h3{font-size:16px;font-weight:900;color:var(--ink)}
.kf-card img{width:170px;height:170px;object-fit:contain;margin:16px auto 10px;border-radius:10px;border:1px solid var(--line)}
.kf-card p{font-size:13px;color:var(--ink-3);line-height:1.7}
.kf-close{
  position:absolute;top:12px;right:14px;background:var(--red-light);border:none;
  width:30px;height:30px;border-radius:8px;color:var(--red-deep);
  font-size:16px;font-weight:900;cursor:pointer;font-family:inherit;
}

/* ===== 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:1000px){
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .compare-wrap{grid-template-columns:1fr}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr}
  .network-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .agent-band{grid-template-columns:1fr;text-align:left}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:780px){
  .nav-links{
    display:none;width:100%;order:3;flex-direction:column;align-items:stretch;
    background:#fff;border:1px solid var(--line);border-radius:12px;
    padding:8px;margin:6px 0 14px;box-shadow:0 16px 34px rgba(168,22,22,.10);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 14px}
  .menu-toggle{display:flex}
  .nav-bar{min-height:62px}
  .nav-cta{display:none}
  .hero{padding:50px 0 58px}
  section{padding:52px 0}
  .service-grid,.flow-grid,.review-grid,.article-grid,.network-grid{grid-template-columns:1fr}
  .promo-imgs{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .agent-band{padding:28px 22px}
  .stats{padding:38px 0}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}