*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.72;color:#1f1414;
  background-color:#fff8f5;
  background-image:
    radial-gradient(880px 460px at 92% -6%, rgba(216,30,6,.10), transparent 70%),
    radial-gradient(720px 420px at -8% 26%, rgba(242,169,59,.13), transparent 70%),
    radial-gradient(760px 520px at 50% 96%, rgba(216,30,6,.06), transparent 72%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%}
a{color:#c0180a;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.32;color:#1f1414;font-weight:800;letter-spacing:.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
section[id]{scroll-margin-top:86px}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;line-height:1.2;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:linear-gradient(135deg,#e8270d,#b8140a);color:#fff;box-shadow:0 10px 22px rgba(216,30,6,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(216,30,6,.34)}
.btn-light{background:#fff;color:#b8140a;box-shadow:0 10px 24px rgba(60,10,0,.20)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(60,10,0,.28)}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.20);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-line{background:#fff;color:#b8140a;border-color:#f3c9bd}
.btn-line:hover{border-color:#e8270d;background:#fff3ef;transform:translateY(-2px)}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,248,245,.94);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid #f3ddd6}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;flex:0 0 auto;width:132px}
.brand img{display:block;width:100%;height:auto}
.nav-links{display:flex;align-items:center;gap:0;flex:1 1 auto;justify-content:center}
.nav-links a{display:block;padding:8px 10px;font-size:14.5px;color:#4a3b3b;font-weight:500;border-radius:10px;white-space:nowrap;transition:color .22s ease,background .22s ease}
.nav-links a:hover{color:#d81e06;background:#ffefeb}
.nav-links a.active{color:#c0180a;font-weight:700}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:42px;height:38px;border:1px solid #f0d3ca;background:#fff;border-radius:10px;cursor:pointer;padding:0 10px}
.nav-toggle span{display:block;height:2px;width:100%;background:#c0180a;border-radius:2px;transition:transform .25s ease,opacity .25s ease}

/* ============ Hero 首屏（无图片） ============ */
.hero{position:relative;overflow:hidden;isolation:isolate;color:#fff;background:linear-gradient(135deg,#c8170a 0%,#96120a 48%,#6a0c06 100%);padding:70px 0 62px}
.hero::before{content:"";position:absolute;top:-42%;right:-14%;width:820px;height:820px;background:radial-gradient(circle,rgba(255,142,96,.42),transparent 62%);z-index:-1;animation:glowFloat 14s ease-in-out infinite}
.hero::after{content:"";position:absolute;bottom:-46%;left:-16%;width:620px;height:620px;background:radial-gradient(circle,rgba(255,199,124,.22),transparent 66%);z-index:-1;animation:glowFloat 18s ease-in-out infinite reverse}
.hero-lines{position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(circle at 30% 20%,#000 10%,transparent 78%);-webkit-mask-image:radial-gradient(circle at 30% 20%,#000 10%,transparent 78%)}
@keyframes glowFloat{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(-26px,20px,0) scale(1.08)}}
.hero-inner{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);color:#ffe6de;font-size:13.5px;font-weight:600;letter-spacing:.4px}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:#ffd166;box-shadow:0 0 0 4px rgba(255,209,102,.22)}
.hero h1{margin:20px 0 0;font-size:clamp(27px,4.4vw,46px);color:#fff;letter-spacing:1px;line-height:1.24}
.hero-sub{margin-top:18px;max-width:820px;font-size:clamp(14.5px,1.6vw,17px);color:rgba(255,240,235,.88);line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:46px}
.metric{padding:16px 18px;border-radius:14px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(4px);transition:transform .28s ease,background .28s ease}
.metric:hover{transform:translateY(-5px);background:rgba(255,255,255,.16)}
.metric b{display:block;font-size:25px;line-height:1.25;color:#fff;font-weight:800;letter-spacing:.5px}
.metric span{display:block;margin-top:2px;font-size:13px;color:rgba(255,235,228,.82)}

/* ============ 通用区块 ============ */
.section{padding:72px 0}
.section-soft{padding:72px 0;background:linear-gradient(180deg,rgba(255,240,235,0),rgba(255,240,235,.72) 18%,rgba(255,240,235,.72) 82%,rgba(255,240,235,0))}
.sec-head{max-width:800px;margin-bottom:40px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:2px;color:#c0180a;text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,#e8270d,#f2a93b)}
.sec-head h2{margin-top:12px;font-size:clamp(23px,3.2vw,33px)}
.sec-desc{margin-top:14px;color:#5c4a48;font-size:15.5px;line-height:1.86}

/* ============ 卡片 ============ */
.card{background:#fff;border:1px solid #f4e3dd;border-radius:18px;padding:26px;box-shadow:0 8px 24px rgba(163,52,28,.05);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(163,52,28,.13);border-color:#f3c9bd}
.card h3{font-size:17.5px;margin-bottom:8px}
.card p{color:#5c4a48;font-size:14.5px;line-height:1.8}

/* ============ 关于我们 ============ */
.about-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:start}
.about-text p{color:#4a3b3b;font-size:15.5px;line-height:1.9}
.about-text p+p{margin-top:14px}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.about-tags span{padding:7px 15px;border-radius:999px;background:#fff2ee;border:1px solid #f8d8cf;color:#b8140a;font-size:13.5px;font-weight:600}
.cap-card{background:linear-gradient(160deg,#fff,#fff4f0);border:1px solid #f6d9d0;border-radius:20px;padding:28px;box-shadow:0 14px 34px rgba(163,52,28,.08)}
.cap-card h3{font-size:18px;margin-bottom:16px}
.cap-list{display:grid;gap:12px}
.cap-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:#3f3030;line-height:1.7}
.cap-list li::before{content:"";flex:0 0 auto;width:18px;height:18px;margin-top:3px;border-radius:50%;background:linear-gradient(135deg,#e8270d,#f2a93b);box-shadow:0 0 0 3px rgba(232,39,13,.10)}

/* ============ 服务网格 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;align-items:start}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag-cloud span{padding:8px 16px;border-radius:10px;background:#fff;border:1px solid #f4ddd5;color:#5c4a48;font-size:13.5px;transition:all .25s ease}
.tag-cloud span:hover{color:#c0180a;border-color:#f0bdb0;background:#fff5f2;transform:translateY(-2px)}

/* ============ 一站式制作 ============ */
.flow-rows{display:grid;gap:14px}
.flow-row{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:center;background:#fff;border:1px solid #f4e3dd;border-radius:16px;padding:20px 24px;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.flow-row:hover{transform:translateX(4px);box-shadow:0 14px 32px rgba(163,52,28,.10);border-color:#f3c9bd}
.flow-in{display:flex;align-items:center;gap:10px;font-weight:700;color:#b8140a;font-size:15px}
.flow-in::before{content:"";width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,#e8270d,#f2a93b);flex:0 0 auto}
.flow-out{display:flex;flex-wrap:wrap;gap:8px}
.flow-out span{padding:5px 13px;border-radius:8px;background:#fff3ef;color:#a9160a;font-size:13px;font-weight:600}

/* ============ 服务网络 ============ */
.net-item{display:flex;gap:14px;align-items:flex-start}
.net-dot{flex:0 0 auto;width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8270d,#b8140a);color:#fff;font-weight:800;font-size:15px;box-shadow:0 8px 18px rgba(216,30,6,.24)}

/* ============ 标准流程 ============ */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
.step{position:relative;background:#fff;border:1px solid #f4e3dd;border-radius:18px;padding:26px 22px;transition:transform .3s ease,box-shadow .3s ease}
.step:hover{transform:translateY(-6px);box-shadow:0 18px 38px rgba(163,52,28,.13)}
.step-num{display:inline-block;font-size:13px;font-weight:800;letter-spacing:2px;color:#c0180a;background:#fff2ee;border-radius:8px;padding:4px 12px}
.step h3{margin-top:14px;font-size:17px}
.step p{margin-top:8px;color:#5c4a48;font-size:14px;line-height:1.78}

/* ============ 案例中心 ============ */
.case-card{margin:0;background:#fff;border:1px solid #f4e3dd;border-radius:18px;overflow:hidden;box-shadow:0 8px 24px rgba(163,52,28,.06);transition:transform .3s ease,box-shadow .3s ease}
.case-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(163,52,28,.14)}
.case-media{background:#fdf2ee;overflow:hidden}
.case-media img{display:block;width:100%;height:auto}
.case-card figcaption{padding:18px 20px 22px}
.case-tag{display:inline-block;padding:4px 12px;border-radius:999px;background:#fff0ec;color:#c0180a;font-size:12.5px;font-weight:700;margin-bottom:10px}
.case-title{font-size:16px;font-weight:700;color:#1f1414;line-height:1.6}

/* ============ 用户评论 ============ */
.review-card{display:flex;flex-direction:column;gap:14px}
.stars{display:flex;gap:3px;color:#f2a93b;font-size:15px;letter-spacing:2px}
.review-text{color:#3f3030;font-size:14.5px;line-height:1.85}
.review-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.avatar{flex:0 0 auto;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0563a,#b8140a);color:#fff;font-weight:800;font-size:16px}
.review-user strong{display:block;font-size:14.5px;color:#1f1414}
.review-user span{display:block;font-size:12.5px;color:#8a7672}

/* ============ 对比评测 ============ */
.score-panel{display:grid;grid-template-columns:.72fr 1.28fr;gap:26px;align-items:stretch;margin-bottom:28px}
.score-main{background:linear-gradient(150deg,#c8170a,#7e0f07);color:#fff;border-radius:22px;padding:34px 28px;text-align:center;box-shadow:0 18px 40px rgba(180,25,10,.24)}
.score-main .score-label{font-size:13.5px;letter-spacing:2px;color:rgba(255,225,216,.9);font-weight:700}
.score-main .score-value{font-size:58px;font-weight:800;line-height:1.1;margin:10px 0 2px;letter-spacing:1px}
.score-main .score-value small{font-size:20px;font-weight:600;color:rgba(255,235,228,.85)}
.score-main .score-stars{color:#ffd166;font-size:19px;letter-spacing:4px;margin:8px 0 12px}
.score-main p{color:rgba(255,235,228,.88);font-size:14px;line-height:1.75}
.score-side{background:#fff;border:1px solid #f4e3dd;border-radius:22px;padding:28px;box-shadow:0 12px 30px rgba(163,52,28,.07)}
.score-side h3{font-size:18px;margin-bottom:16px}
.score-list{display:grid;gap:11px}
.score-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#3f3030;line-height:1.7}
.score-list li::before{content:"";flex:0 0 auto;width:16px;height:16px;margin-top:4px;border-radius:5px;background:linear-gradient(135deg,#e8270d,#f2a93b)}

.table-wrap{width:100%;overflow-x:auto;background:#fff;border:1px solid #f4e3dd;border-radius:18px;box-shadow:0 10px 26px rgba(163,52,28,.06);-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px}
thead th{background:linear-gradient(180deg,#fff4f0,#ffe9e2);color:#8f1006;font-weight:800;text-align:left;padding:16px 18px;white-space:nowrap;border-bottom:1px solid #f3d3c9}
tbody td{padding:14px 18px;border-bottom:1px solid #f8eae5;color:#4a3b3b;vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#fffaf8}
td.dim{color:#8a7672}
td.highlight{color:#b8140a;font-weight:700}
.col-name{font-weight:700;color:#1f1414;white-space:nowrap}

/* ============ 需求匹配 ============ */
.match-card{display:flex;flex-direction:column;gap:12px}
.match-card h3{font-size:17.5px}
.match-card p{font-size:14.5px;color:#5c4a48;line-height:1.8}
.match-card .btn{margin-top:auto;align-self:flex-start}

/* ============ 帮助 / 百科 / 资讯 ============ */
.mini-list{display:grid;gap:12px;margin-top:18px}
.mini-item{background:#fff;border:1px solid #f4e3dd;border-radius:14px;padding:16px 20px;transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease}
.mini-item:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(163,52,28,.10);border-color:#f3c9bd}
.mini-item strong{display:block;font-size:15px;color:#1f1414;margin-bottom:4px}
.mini-item span{font-size:13.8px;color:#6b5854;line-height:1.7;display:block}
.news-list{display:grid;gap:12px}
.news-item{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #f4e3dd;border-radius:14px;padding:16px 20px;transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease}
.news-item:hover{transform:translateX(4px);box-shadow:0 12px 26px rgba(163,52,28,.10);border-color:#f3c9bd}
.news-item .dot{flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#e8270d,#f2a93b)}
.news-item .txt{font-size:14.8px;color:#3f3030;font-weight:600;line-height:1.6}
.news-item:hover .txt{color:#c0180a}
.wiki-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid #f4e3dd;border-radius:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.faq-item:hover{border-color:#f0c3b6}
.faq-item.open{border-color:#efb4a4;box-shadow:0 14px 30px rgba(163,52,28,.10)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 22px;background:none;border:none;text-align:left;font-size:15.5px;font-weight:700;color:#1f1414;cursor:pointer;line-height:1.6}
.faq-q:hover{color:#c0180a}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:#fff2ee;border:1px solid #f5cfc4;transition:transform .3s ease,background .3s ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;top:50%;left:50%;background:#c0180a;border-radius:2px;transform:translate(-50%,-50%)}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px;transition:opacity .25s ease}
.faq-item.open .faq-icon{background:#e8270d;border-color:#e8270d;transform:rotate(180deg)}
.faq-item.open .faq-icon::before{background:#fff}
.faq-item.open .faq-icon::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-a{max-height:340px}
.faq-a p{padding:0 22px 20px;color:#5c4a48;font-size:14.5px;line-height:1.85}

/* ============ 联系与表单 ============ */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start}
.contact-card{background:#fff;border:1px solid #f4e3dd;border-radius:20px;padding:28px;box-shadow:0 12px 30px rgba(163,52,28,.07)}
.contact-card h3{font-size:18px;margin-bottom:14px}
.contact-list{display:grid;gap:14px;margin-bottom:22px}
.contact-list li{display:flex;gap:10px;font-size:14.5px;color:#3f3030;line-height:1.7;word-break:break-all}
.contact-list li b{flex:0 0 76px;color:#8a7672;font-weight:600}
.contact-list li a{color:#b8140a;font-weight:600}
.qr-box{display:flex;align-items:center;gap:16px;padding:16px;background:#fff7f4;border:1px dashed #f2c4b6;border-radius:14px}
.qr-box img{display:block;width:110px;max-width:100%;height:auto;border-radius:10px;background:#fff}
.qr-box span{font-size:13.5px;color:#6b5854;line-height:1.75}
.contact-form{display:grid;gap:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:grid;gap:7px}
.form-field label{font-size:13.5px;font-weight:700;color:#4a3b3b}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:12px 15px;font-size:14.5px;font-family:inherit;color:#1f1414;background:#fffdfc;border:1px solid #f0d8d0;border-radius:12px;outline:none;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease}
.form-field input::placeholder,.form-field textarea::placeholder{color:#b3a29e}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:#e8270d;background:#fff;box-shadow:0 0 0 3px rgba(232,39,13,.12)}
.form-field textarea{resize:vertical;min-height:110px}
.form-tip{font-size:12.5px;color:#8a7672}
.contact-form .btn{justify-self:start}

/* ============ 加盟代理 ============ */
.agent-band{position:relative;overflow:hidden;border-radius:24px;padding:44px 40px;background:linear-gradient(135deg,#c8170a,#8a1008 60%,#6a0c06);color:#fff;box-shadow:0 20px 44px rgba(180,25,10,.24)}
.agent-band::after{content:"";position:absolute;top:-40%;right:-10%;width:520px;height:520px;background:radial-gradient(circle,rgba(255,180,120,.22),transparent 65%);pointer-events:none}
.agent-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.agent-band h2{color:#fff;font-size:clamp(22px,3vw,30px)}
.agent-band p{margin-top:14px;color:rgba(255,236,230,.88);font-size:15px;line-height:1.85}
.agent-list{display:grid;gap:12px;margin-top:8px}
.agent-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#fff4f0;line-height:1.7}
.agent-list li::before{content:"";flex:0 0 auto;width:16px;height:16px;margin-top:4px;border-radius:5px;background:linear-gradient(135deg,#ffd166,#f2a93b)}
.agent-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
@media (max-width:860px){.agent-inner{grid-template-columns:1fr}.agent-actions{justify-content:flex-start}}

/* ============ 页脚 ============ */
.site-footer{background:linear-gradient(160deg,#2b0b07,#1c0705);color:#f3e2dd;margin-top:0;padding:48px 0 26px}
.footer-top{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-name{font-size:19px;font-weight:800;color:#fff;letter-spacing:1px}
.footer-desc{margin-top:10px;font-size:14px;color:#d9c2bc;line-height:1.85;max-width:520px}
.footer-contact{margin-top:14px;font-size:13.5px;color:#d9c2bc;line-height:1.9;word-break:break-all}
.footer-title{font-size:14px;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:14px}
.footer-link-grid{display:flex;flex-wrap:wrap;gap:10px 18px}
.footer-link-grid a{font-size:13.8px;color:#ffb9a8;transition:color .22s ease}
.footer-link-grid a:hover{color:#fff;text-decoration:underline}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:20px;font-size:13px;color:#c7aba4}
.footer-bottom a{color:#ffb9a8}
.footer-bottom a:hover{color:#fff}
.ai-page-home-link{color:inherit}

/* ============ 浮动工具 ============ */
.float-tools{position:fixed;right:20px;bottom:24px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.float-btn{display:inline-flex;align-items:center;justify-content:center;width:50px;height:50px;border-radius:50%;border:none;cursor:pointer;font-size:13px;font-weight:800;color:#fff;background:linear-gradient(135deg,#e8270d,#b8140a);box-shadow:0 12px 26px rgba(200,25,10,.34);transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(200,25,10,.42)}
.back-top{opacity:0;pointer-events:none;background:linear-gradient(135deg,#5c4a48,#1f1414);box-shadow:0 12px 26px rgba(30,15,10,.32)}
.back-top.show{opacity:1;pointer-events:auto}
.service-panel{position:absolute;right:0;bottom:118px;width:230px;background:#fff;border:1px solid #f4e3dd;border-radius:16px;padding:18px;box-shadow:0 20px 44px rgba(120,35,20,.18);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .26s ease,transform .26s ease,visibility .26s ease;text-align:center}
.service-panel.open{opacity:1;visibility:visible;transform:translateY(0)}
.service-panel img{display:block;width:100%;max-width:170px;margin:0 auto 12px;height:auto;border-radius:10px}
.service-panel p{font-size:13px;color:#5c4a48;line-height:1.8}
.service-panel strong{display:block;font-size:14px;color:#1f1414;margin-bottom:6px}

/* ============ 入场动画 ============ */
html.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .68s cubic-bezier(.22,.7,.3,1),transform .68s cubic-bezier(.22,.7,.3,1)}
html.js .reveal.in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid #f2ddd6;box-shadow:0 20px 34px rgba(150,40,20,.10);padding:8px 20px 16px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 12px;border-bottom:1px solid #fbeae5;border-radius:0;font-size:15px}
  .nav-links a:last-child{border-bottom:none}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .about-grid,.contact-grid,.score-panel,.footer-top{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .wiki-grid{grid-template-columns:repeat(2,1fr)}
  .hero-metrics{grid-template-columns:repeat(2,1fr)}
  .score-main{text-align:center}
}
@media (max-width:680px){
  .section,.section-soft{padding:54px 0}
  .hero{padding:52px 0 48px}
  .grid-4,.grid-3,.grid-2,.process-grid,.wiki-grid{grid-template-columns:1fr}
  .flow-row{grid-template-columns:1fr;gap:10px}
  .form-row{grid-template-columns:1fr}
  .agent-band{padding:32px 22px}
  .card{padding:22px}
  .faq-q{padding:16px 18px;font-size:14.5px}
  .faq-a p{padding:0 18px 18px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  .hero-metrics{grid-template-columns:1fr}
  .metric b{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html.js .reveal{opacity:1;transform:none}
}