*{margin:0;padding:0;box-sizing:border-box}
:root{
  --orange:#ff5a1f;
  --orange-deep:#e8430a;
  --amber:#ff9d3c;
  --ink:#1d1a17;
  --ink-soft:#4a423b;
  --muted:#7b7069;
  --line:#f0e3d6;
  --cream:#fff8f1;
  --cream-2:#fff2e4;
  --white:#ffffff;
  --shadow-sm:0 2px 10px rgba(232,88,26,.08);
  --shadow-md:0 10px 30px rgba(232,88,26,.12);
  --shadow-lg:0 20px 50px rgba(200,74,18,.16);
  --radius:16px;
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  background:linear-gradient(180deg,#fff8f1 0%,#fff3e7 45%,#fff8f1 100%);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,248,241,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{
  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;text-decoration:none;flex-shrink:0}
.brand img{width:auto;max-width:120px;height:36px;object-fit:contain;display:block}
.brand-name{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.brand-name em{font-style:normal;color:var(--orange)}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;flex-wrap:wrap}
.nav-links a{
  display:block;padding:8px 11px;font-size:14.5px;color:var(--ink-soft);
  text-decoration:none;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap;
}
.nav-links a:hover{color:var(--orange);background:#fff1e6}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  font-size:15px;font-weight:600;padding:11px 22px;border-radius:999px;
  text-decoration:none;border:none;cursor:pointer;transition:transform .2s,box-shadow .25s,background .2s;
  line-height:1.3;font-family:inherit;
}
.btn-primary{background:linear-gradient(135deg,var(--orange) 0%,var(--amber) 100%);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.4)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#332c26;transform:translateY(-2px)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:70px 0 64px}
.hero::before{
  content:"";position:absolute;top:-160px;right:-140px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(255,157,60,.35),transparent 66%);
  border-radius:50%;pointer-events:none;animation:floatGlow 9s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;bottom:-180px;left:-160px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(255,90,31,.22),transparent 68%);
  border-radius:50%;pointer-events:none;animation:floatGlow 11s ease-in-out infinite reverse;
}
@keyframes floatGlow{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(-18px,22px,0)}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);color:var(--orange-deep);
  font-size:13.5px;font-weight:600;padding:7px 16px;border-radius:999px;
  box-shadow:var(--shadow-sm);margin-bottom:22px;
}
.hero-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.18)}
.hero h1{
  font-size:clamp(30px,4.4vw,48px);line-height:1.25;font-weight:800;
  letter-spacing:-.5px;margin-bottom:20px;color:var(--ink);
}
.hero h1 span{color:var(--orange);position:relative}
.hero h1 span::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:10px;
  background:linear-gradient(90deg,rgba(255,157,60,.42),rgba(255,90,31,.12));border-radius:6px;z-index:-1;
}
.hero-desc{font-size:16.5px;color:var(--ink-soft);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-actions .btn{padding:14px 28px;font-size:16px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:32px;font-size:13.5px;color:var(--muted)}
.hero-meta b{display:block;font-size:20px;color:var(--ink);font-weight:800;line-height:1.3}
.hero-panel{
  background:linear-gradient(160deg,#ffffff 0%,#fff4e9 100%);
  border:1px solid var(--line);border-radius:22px;padding:26px;
  box-shadow:var(--shadow-lg);position:relative;
}
.hero-panel h2{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.hero-panel h2 .bar{width:4px;height:16px;border-radius:4px;background:linear-gradient(180deg,var(--orange),var(--amber))}
.chip-cloud{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  font-size:12.5px;padding:6px 13px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-soft);font-weight:500;
  transition:.22s;cursor:default;
}
.chip:hover{background:var(--orange);color:#fff;border-color:var(--orange);transform:translateY(-2px);box-shadow:0 6px 14px rgba(255,90,31,.28)}
.hero-panel .panel-note{
  margin-top:20px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.hero-panel .panel-note strong{color:var(--orange-deep)}

/* ===== 通用 section ===== */
section{padding:66px 0;position:relative}
.sec-head{max-width:760px;margin:0 auto 42px;text-align:center}
.sec-eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--orange-deep);background:#fff1e6;padding:6px 16px;border-radius:999px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;letter-spacing:-.3px;margin-bottom:12px;line-height:1.3}
.sec-head p{font-size:15.5px;color:var(--muted)}
.sec-head.left{text-align:left;margin-left:0;max-width:none}

/* ===== 数据指标 ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;transition:.28s;position:relative;overflow:hidden;
}
.stat-card::before{
  content:"";position:absolute;inset:0 auto 0 0;width:4px;
  background:linear-gradient(180deg,var(--orange),var(--amber));transform:scaleY(0);transform-origin:top;transition:.3s;
}
.stat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.stat-card:hover::before{transform:scaleY(1)}
.stat-num{font-size:32px;font-weight:800;color:var(--orange-deep);letter-spacing:-1px;line-height:1.2}
.stat-num small{font-size:16px;font-weight:700;margin-left:2px}
.stat-label{font-size:14.5px;color:var(--ink-soft);margin-top:6px;font-weight:600}
.stat-sub{font-size:12.5px;color:var(--muted);margin-top:4px}

/* ===== 服务能力卡片 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;transition:.28s;display:flex;flex-direction:column;
}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.svc-icon{
  width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:#fff;margin-bottom:16px;
  background:linear-gradient(135deg,var(--orange),var(--amber));box-shadow:0 8px 18px rgba(255,90,31,.26);
}
.svc-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.svc-card p{font-size:14.5px;color:var(--muted);flex:1}
.svc-card .svc-link{margin-top:14px;font-size:14px;font-weight:600;color:var(--orange-deep);text-decoration:none}
.svc-card .svc-link:hover{text-decoration:underline}

/* ===== 亮点条 ===== */
.highlight-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  background:linear-gradient(135deg,#fff3e7 0%,#fff 100%);
  border:1px solid var(--line);border-radius:20px;padding:30px;
}
.hl-item{display:flex;gap:14px;align-items:flex-start}
.hl-item .num{
  flex-shrink:0;width:36px;height:36px;border-radius:10px;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--orange-deep);font-size:15px;
}
.hl-item h4{font-size:15.5px;font-weight:700;margin-bottom:3px}
.hl-item p{font-size:13.5px;color:var(--muted)}

/* ===== 案例展示 ===== */
.case-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:22px}
.case-main,.case-side{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.28s}
.case-main:hover,.case-side:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.case-img{width:100%;display:block;height:auto;object-fit:contain;background:#fdf3ea}
.case-body{padding:22px 24px}
.case-body h3{font-size:19px;font-weight:700;margin-bottom:8px}
.case-body p{font-size:14.5px;color:var(--muted)}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.case-tags span{font-size:12px;color:var(--orange-deep);background:#fff1e6;padding:4px 11px;border-radius:999px;font-weight:600}
.case-side-wrap{display:flex;flex-direction:column;gap:22px}

/* ===== 流程步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;transition:.28s;
}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.step-num{
  font-size:14px;font-weight:800;color:#fff;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  background:linear-gradient(135deg,var(--orange),var(--amber));
}
.step h3{font-size:16.5px;font-weight:700;margin-bottom:6px}
.step p{font-size:13.8px;color:var(--muted)}

/* ===== 对比评测 ===== */
.compare-wrap{
  background:linear-gradient(160deg,#fff 0%,#fff6ee 100%);
  border:1px solid var(--line);border-radius:22px;padding:8px;
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.compare-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.compare{width:100%;border-collapse:collapse;min-width:680px;font-size:14.5px}
table.compare th,table.compare td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
table.compare thead th{background:#fff1e6;color:var(--ink);font-weight:700;font-size:14px;white-space:nowrap}
table.compare thead th:nth-child(2){color:var(--orange-deep)}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr{transition:background .2s}
table.compare tbody tr:hover{background:#fffaf5}
table.compare td:first-child{font-weight:600;color:var(--ink);white-space:nowrap}
.badge-yes{color:var(--orange-deep);font-weight:700}
.score-card{
  display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;
  background:linear-gradient(135deg,var(--orange) 0%,var(--amber) 100%);
  border-radius:20px;padding:32px 34px;color:#fff;margin-top:24px;
  box-shadow:0 16px 38px rgba(255,90,31,.3);
}
.score-num{font-size:52px;font-weight:800;line-height:1;letter-spacing:-2px}
.score-num small{font-size:18px;font-weight:600;opacity:.85}
.score-info h3{font-size:19px;font-weight:800;margin-bottom:6px}
.score-info p{font-size:14px;color:rgba(255,255,255,.92)}
.stars{margin-top:8px;font-size:18px;letter-spacing:3px;color:#fff8ee}

/* ===== Token 比价 ===== */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;
  transition:.28s;position:relative;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.price-card.featured{background:linear-gradient(180deg,#fff3e7,#fff);border-color:#ffc79c}
.price-card h3{font-size:16px;font-weight:700;margin-bottom:4px}
.price-card .price-note{font-size:13px;color:var(--muted);margin-bottom:16px}
.price-row{display:flex;justify-content:space-between;font-size:14px;padding:9px 0;border-bottom:1px dashed var(--line)}
.price-row:last-of-type{border-bottom:none}
.price-row span{color:var(--ink-soft)}
.price-row b{color:var(--orange-deep);font-weight:700}

/* ===== 评论 ===== */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:.28s;display:flex;flex-direction:column;
}
.review-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.review-stars{color:var(--amber);font-size:15px;letter-spacing:2px;margin-bottom:12px}
.review-text{font-size:14.5px;color:var(--ink-soft);flex:1;margin-bottom:18px}
.review-user{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--orange),var(--amber));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px;
}
.review-user strong{display:block;font-size:14px;color:var(--ink)}
.review-user small{font-size:12.5px;color:var(--muted)}

/* ===== 服务网络 / 时间线 ===== */
.network{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.net-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
  transition:.26s;
}
.net-card:hover{border-color:var(--orange);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.net-card h4{font-size:15.5px;font-weight:700;margin-bottom:6px}
.net-card p{font-size:13.5px;color:var(--muted)}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--orange),#ffe2cd)}
.tl-item{position:relative;padding-bottom:24px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-25px;top:6px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.1);
}
.tl-item h4{font-size:15.5px;font-weight:700;margin-bottom:4px}
.tl-item p{font-size:14px;color:var(--muted)}

/* ===== 标签云 ===== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud span{
  font-size:13px;padding:7px 15px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-soft);transition:.22s;cursor:default;
}
.tag-cloud span:hover{background:var(--orange);color:#fff;border-color:var(--orange);transform:translateY(-2px)}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.24s}
.faq-item.open{border-color:#ffc79c;box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 22px;background:none;border:none;cursor:pointer;text-align:left;
  font-size:15.5px;font-weight:600;color:var(--ink);font-family:inherit;line-height:1.5;
}
.faq-q:hover{color:var(--orange-deep)}
.faq-icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:#fff1e6;color:var(--orange-deep);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:.25s}
.faq-item.open .faq-icon{background:var(--orange);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease,padding .3s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:320px;padding:0 22px 20px}
.faq-a p{font-size:14.5px;color:var(--muted)}

/* ===== 文章列表 ===== */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.art-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;
  transition:.26s;display:flex;flex-direction:column;
}
.art-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#f7d6bd}
.art-card .art-meta{font-size:12.5px;color:var(--orange-deep);font-weight:600;margin-bottom:10px}
.art-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px;line-height:1.5}
.art-card p{font-size:14px;color:var(--muted);flex:1;margin-bottom:14px}
.art-card a{font-size:14px;font-weight:600;color:var(--orange-deep);text-decoration:none}
.art-card a:hover{text-decoration:underline}

/* ===== 表单 ===== */
.form-wrap{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:36px;
  box-shadow:var(--shadow-sm);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:14px;font-weight:600;color:var(--ink-soft)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:10px;
  font-size:14.5px;font-family:inherit;color:var(--ink);background:#fffdfb;
  transition:border-color .2s,box-shadow .2s;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.12)}
.field textarea{resize:vertical;min-height:110px}
.form-wrap button{width:100%;padding:14px;font-size:16px}
.contact-info{display:flex;flex-direction:column;gap:16px}
.contact-item{
  display:flex;gap:14px;align-items:flex-start;background:#fffaf5;border:1px solid var(--line);
  border-radius:12px;padding:16px 18px;
}
.contact-item .ci-icon{
  flex-shrink:0;width:38px;height:38px;border-radius:10px;background:#fff1e6;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:var(--orange-deep);
}
.contact-item h4{font-size:14px;font-weight:700;margin-bottom:2px}
.contact-item p{font-size:13.5px;color:var(--muted);word-break:break-all}
.kefu-img{max-width:160px;width:100%;height:auto;display:block;border-radius:10px;border:1px solid var(--line);background:#fff}

/* ===== 友情链接 ===== */
.friend-links{display:flex;flex-wrap:wrap;gap:12px}
.friend-links a{
  font-size:13.5px;color:var(--ink-soft);text-decoration:none;background:#fff;
  border:1px solid var(--line);padding:7px 15px;border-radius:999px;transition:.22s;
}
.friend-links a:hover{color:var(--orange-deep);border-color:var(--orange);transform:translateY(-2px)}

/* ===== Footer ===== */
.site-footer{
  background:#241e19;color:#e8ddd4;padding:48px 0 0;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:34px}
.footer-brand img{height:34px;width:auto;max-width:130px;object-fit:contain;display:block;margin-bottom:14px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:13.8px;color:#b7a99d;line-height:1.75;max-width:300px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:13.8px;color:#b7a99d;text-decoration:none;transition:.2s}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid #3a322b;padding:20px 0;display:flex;justify-content:space-between;
  align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:#9c8f84;
}
.footer-bottom a{color:#b7a99d;text-decoration:none}
.footer-bottom a:hover{color:var(--amber)}

/* ===== 浮动客服 ===== */
.float-cs{position:fixed;right:18px;bottom:84px;z-index:99;display:flex;flex-direction:column;gap:10px}
.float-btn{
  width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;
  box-shadow:0 8px 22px rgba(200,74,18,.28);transition:.24s;color:#fff;
  background:linear-gradient(135deg,var(--orange),var(--amber));
}
.float-btn:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 12px 28px rgba(200,74,18,.4)}
.float-panel{
  position:fixed;right:18px;bottom:148px;z-index:100;width:220px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;
  box-shadow:var(--shadow-lg);display:none;text-align:center;
}
.float-panel.show{display:block;animation:fadeUp .25s ease}
.float-panel h4{font-size:14px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.float-panel img{width:100%;height:auto;border-radius:10px;margin-bottom:10px;border:1px solid var(--line)}
.float-panel p{font-size:12.5px;color:var(--muted);line-height:1.6}
.back-top{position:fixed;right:18px;bottom:18px;z-index:99}

/* ===== 动画 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:translateY(0)}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:560px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:repeat(2,1fr)}
  .network{grid-template-columns:repeat(2,1fr)}
  .article-list{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .highlight-strip{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fffaf5;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 16px;
    box-shadow:0 14px 26px rgba(200,74,18,.1);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 8px;border-bottom:1px solid #f7ece1}
  .nav-links a:last-child{border-bottom:none}
  .menu-toggle{display:flex}
  .site-header{position:relative}
  .nav{position:relative}
  .nav-actions .btn-ghost{display:none}
  .hero{padding:48px 0 50px}
  section{padding:52px 0}
}
@media (max-width:640px){
  .stats{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .reviews{grid-template-columns:1fr}
  .network{grid-template-columns:1fr}
  .article-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .score-card{grid-template-columns:1fr;text-align:center;gap:16px}
  .form-wrap{padding:24px}
  .hero-actions .btn{flex:1 1 auto}
  .footer-bottom{justify-content:center;text-align:center}
  .brand-name{display:none}
  .float-cs{right:12px;bottom:78px}
  .back-top{right:12px;bottom:12px}
  .float-panel{right:12px;bottom:142px;width:200px}
  table.compare{min-width:600px}
}