:root{
  --red:#E1251B;
  --red-deep:#AE120A;
  --red-mid:#FF5A34;
  --ink:#26150F;
  --ink-2:#6A544E;
  --line:#F5DCD4;
  --card:#FFFFFF;
  --cream:#FFF8F4;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:86px;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  line-height:1.75;
  background-color:#FFF8F4;
  background-image:
    radial-gradient(900px 460px at 6% -6%, rgba(255,140,110,.24), rgba(255,140,110,0) 62%),
    radial-gradient(820px 420px at 98% 2%, rgba(255,90,52,.16), rgba(255,90,52,0) 60%),
    radial-gradient(760px 520px at 45% 102%, rgba(255,170,140,.16), rgba(255,170,140,0) 68%);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;}
a{color:inherit;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
section[id]{scroll-margin-top:88px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.93);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(225,37,27,.13);
}
.nav-bar{position:relative;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:70px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto;max-width:190px;}
.brand img{display:block;max-height:40px;width:auto;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.6px;color:#B0170E;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0;}
.nav-links li{flex:0 0 auto;}
.nav-links a{display:block;padding:8px 9px;font-size:14px;color:#5C4A45;text-decoration:none;border-radius:8px;transition:color .2s ease,background-color .2s ease;}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--red);background:#FFEDE7;}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;justify-content:center;cursor:pointer;padding:0;flex:0 0 auto;}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--red);border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--red);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- 首屏 ---------- */
.hero{padding:34px 0 0;}
.hero-panel{
  position:relative;overflow:hidden;border-radius:30px;
  padding:50px 46px;
  color:#fff;
  background:linear-gradient(125deg,#E62A1C 0%,#C4160C 48%,#9C0F08 100%);
  box-shadow:0 26px 60px rgba(174,18,10,.26);
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
}
.hero-panel::before{content:"";position:absolute;top:-40%;right:-8%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,196,152,.5),rgba(255,196,152,0) 66%);pointer-events:none;}
.hero-panel::after{content:"";position:absolute;left:-150px;bottom:-210px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.17),rgba(255,255,255,0) 68%);pointer-events:none;}
.hero-copy{position:relative;z-index:1;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:.6px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.36);color:#fff;padding:6px 14px;border-radius:999px;}
.hero h1{margin:18px 0 14px;font-size:clamp(26px,4.1vw,42px);line-height:1.28;letter-spacing:.5px;color:#fff;}
.hero-sub{margin:0 0 26px;font-size:clamp(14px,1.55vw,16px);color:#FFE7DF;max-width:530px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .25s ease,background-color .22s ease,color .22s ease;font-family:inherit;}
.btn-primary{background:#fff;color:#C4160C;box-shadow:0 12px 26px rgba(70,5,0,.22);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(70,5,0,.3);}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.hero-note{margin:20px 0 0;font-size:12.8px;color:#FFD9CF;}
.hero-visual{position:relative;z-index:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);border-radius:22px;padding:22px;animation:bob 7s ease-in-out infinite;}
.hv-title{margin:0 0 14px;font-size:12.5px;letter-spacing:1.4px;color:#FFE3DA;font-weight:600;}
.chip-grid{display:flex;flex-wrap:wrap;gap:8px;}
.chip{background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.26);color:#fff;font-size:12.5px;padding:5px 11px;border-radius:999px;transition:background-color .2s ease,transform .2s ease;}
.chip:hover{background:rgba(255,255,255,.32);transform:translateY(-2px);}
.hv-foot{margin:16px 0 0;font-size:12px;color:#FFD3C8;}
@keyframes bob{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}

/* ---------- 数据指标 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:26px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 16px;text-align:center;box-shadow:0 12px 26px rgba(196,22,12,.06);transition:transform .25s ease,box-shadow .25s ease;}
.stat:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(196,22,12,.13);}
.stat strong{display:block;font-size:23px;color:#D21F14;letter-spacing:.5px;line-height:1.3;}
.stat span{font-size:13px;color:#6A544E;}

/* ---------- 通用区块 ---------- */
.section{padding:58px 0;}
.sec-head{margin-bottom:30px;max-width:830px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-tag{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.6px;color:#C4160C;background:#FFEAE3;border:1px solid #FFD3C8;padding:4px 12px;border-radius:999px;}
.sec-head h2{margin:14px 0 10px;font-size:clamp(21px,2.85vw,30px);line-height:1.4;color:#2A1712;}
.sec-head p{margin:0;color:#6A544E;font-size:15px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 24px rgba(196,22,12,.05);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 36px rgba(196,22,12,.13);border-color:#FFC9BB;}
.card h3{margin:0 0 8px;font-size:16.5px;color:#2A1712;line-height:1.5;}
.card p{margin:0;font-size:14px;color:#6A544E;}
.feat-num{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#FF5A34,#D21F14);color:#fff;font-size:13px;font-weight:700;margin-bottom:12px;}

/* ---------- 服务卡片 ---------- */
.svc{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 24px rgba(196,22,12,.05);transition:transform .25s ease,box-shadow .25s ease;}
.svc::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#FF7A4D,#E1251B);opacity:0;transition:opacity .25s ease;}
.svc:hover{transform:translateY(-5px);box-shadow:0 18px 36px rgba(196,22,12,.13);}
.svc:hover::before{opacity:1;}
.svc h3{margin:0 0 8px;font-size:16.5px;color:#2A1712;}
.svc p{margin:0;font-size:14px;color:#6A544E;}
.tagcloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{font-size:13px;color:#8A2A1E;background:#FFF1EC;border:1px solid #FFD8CC;border-radius:999px;padding:6px 14px;transition:background-color .2s ease,transform .2s ease;}
.tag:hover{background:#FFE3D9;transform:translateY(-2px);}
.model-wall{margin-top:24px;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:16px;}
.model-wall h3{margin:0 0 10px;font-size:15px;color:#2A1712;}
.model-wall p{margin:0;font-size:13.5px;color:#6A544E;line-height:1.9;word-break:break-word;}

/* ---------- 图片区 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.case-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 10px 24px rgba(196,22,12,.05);transition:transform .25s ease,box-shadow .25s ease;}
.case-card:hover{transform:translateY(-5px);box-shadow:0 18px 36px rgba(196,22,12,.14);}
.case-media{background:#FFF1EC;line-height:0;}
.case-media img{display:block;width:100%;height:auto;}
.case-body{padding:18px 20px;}
.case-body h3{margin:0 0 6px;font-size:16px;color:#2A1712;}
.case-body p{margin:0;font-size:13.5px;color:#6A544E;}
.studio-media{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px;}
.studio-media img{display:block;width:100%;height:auto;border-radius:16px;border:1px solid #FFD9CD;background:#FFF1EC;}

/* ---------- 流程时间线 ---------- */
.timeline{position:relative;padding-left:28px;}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(#FFA184,#E1251B,#FFD3C6);}
.tl-item{position:relative;padding-bottom:24px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{content:"";position:absolute;left:-28px;top:7px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--red);box-shadow:0 0 0 4px rgba(225,37,27,.1);}
.tl-item h3{margin:0 0 4px;font-size:16px;color:#2A1712;}
.tl-item p{margin:0;font-size:14px;color:#6A544E;}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 26px rgba(196,22,12,.06);-webkit-overflow-scrolling:touch;}
table{width:100%;border-collapse:collapse;min-width:700px;}
th,td{padding:14px 16px;text-align:left;font-size:14px;border-bottom:1px solid #FBEAE4;vertical-align:top;}
thead th{background:#FFF1EC;color:#8A2016;font-weight:700;font-size:13.5px;letter-spacing:.3px;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:#FFF9F6;}
td strong{color:#C4160C;}

/* ---------- 评分 ---------- */
.rating{display:grid;grid-template-columns:250px minmax(0,1fr);gap:20px;margin-bottom:22px;align-items:stretch;}
.score-card{background:linear-gradient(150deg,#E6291C,#9C0F08);color:#fff;border-radius:20px;padding:26px;text-align:center;display:flex;flex-direction:column;justify-content:center;gap:6px;box-shadow:0 18px 40px rgba(174,18,10,.24);}
.score-num{font-size:46px;font-weight:800;line-height:1;}
.score-num span{font-size:15px;font-weight:500;opacity:.85;}
.stars{color:#FFD24D;font-size:19px;letter-spacing:3px;}
.score-card p{margin:0;font-size:13.5px;color:#FFE3DA;}
.rating-text{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 10px 26px rgba(196,22,12,.06);}
.rating-text h3{margin:0 0 10px;font-size:17px;color:#2A1712;}
.rating-text ul{margin:0;padding-left:20px;color:#6A544E;font-size:14px;}
.rating-text li{margin-bottom:6px;}
.rating-text li:last-child{margin-bottom:0;}

/* ---------- 评论 ---------- */
.voice-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:14px;box-shadow:0 10px 24px rgba(196,22,12,.05);transition:transform .25s ease,box-shadow .25s ease;}
.voice-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(196,22,12,.13);}
.voice-top{display:flex;align-items:center;gap:12px;}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#FF7A4D,#C4160C);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:0 0 auto;}
.voice-name{font-weight:700;font-size:15px;color:#2A1712;line-height:1.4;}
.voice-role{font-size:12.5px;color:#96807A;line-height:1.4;}
.voice-card p{margin:0;font-size:14px;color:#5A4742;}

/* ---------- FAQ ---------- */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px;margin-bottom:12px;transition:box-shadow .25s ease,border-color .25s ease;}
.faq-item[open]{border-color:#FFC0AE;box-shadow:0 14px 30px rgba(196,22,12,.1);}
.faq-item summary{cursor:pointer;list-style:none;padding:16px 32px 16px 0;font-weight:600;font-size:15px;color:#2A1712;position:relative;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:20px;color:#C4160C;line-height:1;transition:transform .25s ease;}
.faq-item[open] summary::after{content:"−";}
.faq-item p{margin:0 0 16px;color:#6A544E;font-size:14px;}

/* ---------- 表单 ---------- */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 14px 34px rgba(196,22,12,.08);}
.req-form{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:13.5px;font-weight:600;color:#3A241E;}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;font-size:14px;font-family:inherit;color:var(--ink);
  background:#FFFBF9;border:1px solid #F0D6CE;border-radius:10px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{resize:vertical;min-height:110px;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#E1251B;box-shadow:0 0 0 3px rgba(225,37,27,.12);background:#fff;}
.form-submit{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:14px;}
.btn-solid{background:linear-gradient(135deg,#F03A24,#C4160C);color:#fff;box-shadow:0 12px 26px rgba(196,22,12,.28);}
.btn-solid:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(196,22,12,.34);}
.form-tip{margin:0;font-size:12.5px;color:#8A736C;}

/* ---------- 联系方式 ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:start;}
.contact-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.contact-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;}
.contact-item span{display:block;font-size:12.5px;color:#96807A;margin-bottom:2px;}
.contact-item strong{font-size:14.5px;color:#2A1712;word-break:break-all;font-weight:700;}
.contact-item a{text-decoration:none;color:#C4160C;}
.contact-item a:hover{text-decoration:underline;}
.qr-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;text-align:center;box-shadow:0 10px 26px rgba(196,22,12,.06);}
.qr-card img{display:block;width:100%;max-width:210px;height:auto;margin:0 auto 12px;border-radius:12px;background:#FFF1EC;}
.qr-card p{margin:0;font-size:13.5px;color:#6A544E;}

/* ---------- 百科 / 帮助 ---------- */
.wiki-item{background:#fff;border-left:4px solid #E1251B;border-radius:0 14px 14px 0;padding:16px 20px;box-shadow:0 10px 24px rgba(196,22,12,.05);}
.wiki-item h3{margin:0 0 6px;font-size:15.5px;color:#2A1712;}
.wiki-item p{margin:0;font-size:13.8px;color:#6A544E;}

/* ---------- 文章 ---------- */
.article-list{display:grid;grid-template-columns:1fr;gap:12px;}
.article-item{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;text-decoration:none;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.article-item:hover{transform:translateX(4px);border-color:#FFC9BB;box-shadow:0 14px 30px rgba(196,22,12,.1);}
.article-item span{font-size:14.5px;color:#2A1712;font-weight:600;}
.article-item em{font-style:normal;font-size:12.5px;color:#C4160C;white-space:nowrap;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:10px;background:#2B100B;color:#F3D8D0;padding:42px 0 20px;}
.foot-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:28px;}
.foot-brand{font-size:18px;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:10px;}
.foot-col p{margin:0 0 12px;font-size:13.5px;color:#E4C4BA;}
.foot-site{display:inline-block;font-size:13.5px;color:#FFB6A0;text-decoration:none;border-bottom:1px solid rgba(255,182,160,.5);}
.foot-site:hover{color:#fff;border-bottom-color:#fff;}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:.5px;}
.foot-links{list-style:none;margin:0;padding:0;}
.foot-links li{font-size:13.5px;color:#E4C4BA;margin-bottom:8px;}
.foot-links li:last-child{margin-bottom:0;}
.foot-links a{color:#E4C4BA;text-decoration:none;transition:color .2s ease;}
.foot-links a:hover{color:#FFB6A0;}
.foot-friend{margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);}
.friend-links{display:flex;flex-wrap:wrap;gap:10px 18px;}
.friend-links a{font-size:13px;color:#DDBBB1;text-decoration:none;transition:color .2s ease;}
.friend-links a:hover{color:#FFB6A0;}
.foot-bottom{margin-top:22px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);}
.foot-bottom p{margin:0;font-size:12.5px;color:#C9A79D;text-align:center;}

/* ---------- 浮动 ---------- */
.float-box{position:fixed;right:18px;bottom:86px;z-index:70;display:flex;flex-direction:column;gap:10px;}
.float-btn{width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid #FFD3C8;box-shadow:0 10px 24px rgba(174,18,10,.18);color:#C4160C;display:flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(174,18,10,.26);background:#FFF1EC;}
.float-btn svg{width:22px;height:22px;fill:none;stroke:#C4160C;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.to-top{opacity:0;visibility:hidden;transition:opacity .25s ease,transform .2s ease,box-shadow .2s ease,background-color .2s ease,visibility .25s;}
.to-top.show{opacity:1;visibility:visible;}

/* ---------- 渐入 ---------- */
.reveal{transition:opacity .6s ease,transform .6s ease;}
html.js .reveal{opacity:0;transform:translateY(24px);}
html.js .reveal.in{opacity:1;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-toggle{display:flex;}
  .nav-links{position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;background:#fff;padding:8px 16px 16px;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(180,40,20,.1);max-height:calc(100vh - 80px);overflow-y:auto;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 8px;border-bottom:1px solid #FFF0EA;border-radius:0;}
  .nav-links li:last-child a{border-bottom:none;}
  .hero-panel{grid-template-columns:1fr;padding:40px 32px;gap:28px;}
  .hero-visual{animation:none;}
  .grid-3,.case-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rating{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:22px;}
}
@media (max-width:760px){
  .section{padding:44px 0;}
  .hero{padding:22px 0 0;}
  .hero-panel{padding:32px 22px;border-radius:22px;}
  .hero h1{font-size:26px;}
  .hero-actions{gap:10px;}
  .btn{padding:12px 20px;font-size:14px;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
  .grid-3,.grid-2,.case-grid{grid-template-columns:1fr;}
  .studio-media{grid-template-columns:1fr;}
  .req-form{grid-template-columns:1fr;}
  .contact-list{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;gap:20px;}
  .brand-name{font-size:15.5px;}
  .float-box{right:12px;bottom:76px;}
  .float-btn{width:44px;height:44px;}
  .article-item{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .hero-visual{animation:none;}
  .reveal,html.js .reveal{opacity:1;transform:none;transition:none;}
}