/* ==========================================================
   UESHOP 官网 UI 原型 · 设计令牌
   主色沿用原项目 #FB6638，深墨蓝做结构色，暖白做大面积底
   ========================================================== */
:root{
  --brand:#FB6638;        /* 原项目主色 */
  --brand-deep:#E2491B;
  --brand-soft:#FFF1EA;
  --ink:#272336;          /* 深色区块：沿用旧站 #272336 深紫灰 */
  --title:#3B426B;        /* 标题：沿用旧站 home-sec-title 色 */
  --ink-2:#585E81;        /* 旧站正文色 */
  --muted:#7D88A2;        /* 旧站辅助文字色 */
  --line:#E6EBF5;
  --bg:#FFFFFF;
  --bg-cool:#F5F9FF;      /* 旧站浅蓝底 */
  --bg-cool-2:#F2F7FF;
  --mint:#14B48C;         /* 数据/成功 */
  --sky:#3E7BFA;
  --radius:14px;
  --radius-lg:24px;
  --shadow:0 18px 40px -18px rgba(26,58,129,.22);   /* 旧站蓝调阴影 */
  --shadow-sm:0 8px 15px rgba(26,58,129,.06);
  --w:1200px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --num:"Bahnschrift","DIN Alternate","Oswald","Arial Narrow",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--title);background:var(--bg);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(251,102,56,.45);outline-offset:2px;border-radius:6px}
.wrap{width:var(--w);max-width:calc(100% - 48px);margin:0 auto}
.num{font-family:var(--num);font-weight:700;letter-spacing:-.01em}
.ico{width:1em;height:1em;display:inline-block;vertical-align:-.15em;flex:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:10px;font-size:15px;font-weight:600;transition:all .2s ease;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 22px -10px rgba(251,102,56,.8)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line);background:#fff;color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-white{background:#fff;color:var(--brand)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:8px}
.btn-lg{height:54px;padding:0 34px;font-size:16px;border-radius:12px}
.link-arrow{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.link-arrow:hover .ico{transform:translateX(3px)}
.link-arrow .ico{transition:transform .2s}

/* ---------- 顶部导航 ---------- */
.hd{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.hd.scrolled{border-bottom-color:var(--line)}
.hd-inner{height:72px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:.02em}
.logo img{height:30px;width:auto}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);display:grid;place-items:center;color:#fff;font-family:var(--num);font-size:19px;position:relative;overflow:hidden}
.logo-mark::after{content:"";position:absolute;right:-8px;bottom:-8px;width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.28)}
.logo small{display:block;font-size:10px;font-weight:500;color:var(--muted);letter-spacing:.12em;margin-top:-4px}
.nav{display:flex;height:72px;flex:1}
.nav-item{position:static;display:flex;align-items:center}
.nav-link{display:flex;align-items:center;gap:4px;height:100%;padding:0 13px;font-size:15px;white-space:nowrap;color:var(--ink-2);position:relative}
.nav-link:hover,.nav-link.active{color:var(--brand)}
.nav-link.active::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand)}
.nav-link .caret{width:12px;height:12px;transition:transform .2s}
.nav-item:hover .caret{transform:rotate(180deg)}
.hd-actions{display:flex;align-items:center;gap:12px}
.hd-tel{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-right:6px}
.hd-tel b{color:var(--ink);font-family:var(--num);font-size:15px}
 .mega{position:absolute;left:0;right:0;top:72px;height:0;overflow:hidden;background:rgba(255,255,255,.98);border-top:1px solid rgba(230,235,245,.82);box-shadow:0 22px 42px -28px rgba(26,58,129,.32);opacity:0;visibility:hidden;transform:none;transition:height .3s ease,opacity .2s ease,visibility .2s ease}
 .nav-item:hover .mega,.nav-item:focus-within .mega{height:182px;opacity:1;visibility:visible}
 .mega-inner{display:flex;width:var(--w);height:182px;gap:12px;padding:34px 0 38px;margin:0 auto;box-sizing:border-box}
 .mega-sol{grid-template-columns:none}
 .mega-card{position:relative;flex:1 1 0;width:auto;min-width:0;padding:16px 18px 14px;border:1px solid transparent;border-radius:14px;transition:background .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
 .mega-card:hover{border-color:#FFD9CA;background:linear-gradient(145deg,#FFF8F4,#fff);transform:translateY(-2px);box-shadow:0 12px 24px -20px rgba(251,102,56,.55)}
 .mega-card .ic{width:40px;height:40px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:20px;margin-bottom:12px}
 .mega-card h4{font-size:16px;font-weight:600;line-height:22px;color:var(--title);margin-bottom:8px;transition:color .2s ease}
 .mega-card:hover h4{color:var(--brand)}
 .mega-card p{font-size:13px;line-height:21px;color:var(--muted)}

/* ---------- 区块通用 ---------- */
.sec{padding:110px 0}
.sec.no-eyebrow{padding-top:72px}
.sec.no-eyebrow .sec-head{margin-bottom:48px}
.sec-cool{background:var(--bg-cool)}
.home-news{padding-bottom:48px}
.sec-dark{background:var(--ink);color:#fff}
.sec-head{text-align:center;max-width:760px;margin:0 auto 56px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.14em;margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:2px;background:currentColor}
.h2{font-size:38px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--title)}
.sec-dark .h2{color:#fff}
.h2 em{font-style:normal;color:var(--brand)}
.lead{font-size:17px;color:var(--muted);margin-top:14px}
.sec-dark .lead{color:rgba(255,255,255,.6)}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;font-size:12px;background:var(--bg-cool);color:var(--ink-2)}
.tag-brand{background:var(--brand-soft);color:var(--brand)}
.tag-mint{background:#E6F8F3;color:var(--mint)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);transition:all .25s ease}
.card:hover{box-shadow:var(--shadow);border-color:transparent;transform:translateY(-3px)}

/* ---------- 内页横幅 ---------- */
.page-banner{position:relative;padding:84px 0 76px;background:var(--ink);color:#fff;overflow:hidden}
.page-banner::before{content:"";position:absolute;right:-120px;top:-160px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(251,102,56,.55),transparent 65%)}
.page-banner::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(90deg,transparent,#000 60%)}
.page-banner .wrap{position:relative;z-index:1}
.crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px}
.crumb a:hover{color:#fff}
.page-banner h1{font-size:46px;font-weight:800;line-height:1.2}
.page-banner p{font-size:17px;color:rgba(255,255,255,.68);margin-top:14px;max-width:640px}
.page-banner .actions{margin-top:30px;display:flex;gap:14px}

/* ---------- 页脚 ---------- */
.ft{background:#0F1322;color:rgba(255,255,255,.62);font-size:14px}
.ft-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr) 1.3fr;gap:32px;padding:36px 0 28px}
.ft-simple{grid-template-columns:30% 25% 20%;column-gap:0;justify-content:space-between;align-items:start}
.ft .logo{color:#fff;margin-bottom:16px}
.ft-brand{padding-left:96px}
.ft h5{color:#fff;font-size:15px;margin-bottom:16px}
.ft li{margin-bottom:10px}
.ft a:hover{color:#fff}
.ft-brand p{max-width:300px;line-height:1.8}
.ft-contact-block{padding:2px 0 0 48px}
.ft-contact-list{display:flex;flex-direction:column;gap:12px}
.ft-contact-item{display:flex;align-items:center;gap:14px;min-height:20px;color:rgba(255,255,255,.72);line-height:1.5;white-space:nowrap}
.ft-contact-item:hover{color:#fff}
.ft-contact-item .ico{width:16px;height:16px;color:rgba(255,255,255,.7);flex:none}
.ft-qq-image{width:16px;height:16px;display:block;object-fit:contain;flex:none;filter:brightness(0) invert(1);opacity:.7}
.ft-contact-item .num{color:inherit;font-family:inherit;font-size:inherit;font-weight:inherit;letter-spacing:normal}
.ft-socials{display:flex;align-items:flex-start;gap:24px;padding-left:0;margin-left:-48px}
.ft-wechat-box{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-left:24px}
.ft-socials .ft-wechat-box{padding-left:0;align-items:center}
.ft-wechat-box span{font-size:12px;line-height:1.6;white-space:nowrap;color:rgba(255,255,255,.68)}
.ft-wechat-qr{width:88px;height:88px;border-radius:0;background:transparent;padding:0;object-fit:cover}
.ft-wechat-qr--wechat{border:1px solid #fff;box-sizing:border-box}
.qr{width:88px;height:88px;border-radius:8px;background:#fff;padding:8px;margin-bottom:6px}
.qr i{display:block;width:100%;height:100%;background:
  conic-gradient(from 90deg at 30% 30%,#151A2D 25%,transparent 0) 0 0/24px 24px,
  repeating-linear-gradient(45deg,#151A2D 0 3px,transparent 3px 7px);border-radius:2px;opacity:.85}
.ft-bottom{border-top:1px solid rgba(255,255,255,.08);padding:14px 0;font-size:13px}
.ft-bottom .wrap{display:flex;justify-content:center;text-align:center}
.ft-bottom a{color:inherit}

/* ---------- 悬浮客服 ---------- */
.float-kf{position:fixed;right:20px;bottom:110px;z-index:90;display:flex;flex-direction:column;background:#fff;border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.float-kf a{width:64px;height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:12px;color:var(--ink-2);gap:2px;border-bottom:1px solid var(--line)}
.float-kf a:last-child{border:0}
.float-kf a .ico{font-size:22px;color:var(--brand)}
.float-kf a:hover{background:var(--brand);color:#fff}
.float-kf a:hover .ico{color:#fff}

/* ---------- 旧站同款全局咨询卡片 ---------- */
.service-alert{
  width:430px;height:150px;background:#fff;border-radius:10px;
  box-shadow:0 8px 20px rgba(26,58,129,.15);
  position:fixed;top:50%;left:50%;transform:translate(-50%,-30%);
  z-index:-1;opacity:0;visibility:hidden;pointer-events:none;
  transition:all .3s ease;padding:20px 40px 20px 26px;
  display:flex;align-items:center;box-sizing:border-box;
}
.service-alert.active{z-index:300;transform:translate(-50%,-50%);opacity:1;visibility:visible;pointer-events:auto}
.service-alert-close{
  width:15px;height:15px;position:absolute;top:12px;right:12px;
  padding:0;border:0;background:transparent;display:flex;align-items:center;
  justify-content:center;cursor:pointer;color:inherit;
}
.service-alert-close .close-icon{display:block;width:12px;height:12px;transition:transform .2s ease;transform-origin:center}
.service-alert-close:hover .close-icon{transform:rotate(90deg)}
.service-alert-avatar{width:66px;height:66px;background:#E7F0FF;border-radius:66px;overflow:hidden;margin-right:14px;flex:none}
.service-alert-avatar .avatar-img{display:block;width:100%;height:100%;object-fit:cover}
.service-alert-intro{line-height:32px;font-size:18px;font-weight:bold;color:#3B426B;margin:0 30px 0 0;white-space:nowrap}
.service-alert-intro span{white-space:nowrap}
.service-alert-qrcode{display:block;width:110px;height:110px;object-fit:cover;flex:none}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ---------- 响应式（原型以 1200 设计，保证小屏不崩） ---------- */
@media (max-width:1100px){
  .nav,.hd-tel{display:none}
  .ft-top{grid-template-columns:repeat(3,1fr)}
  .ft-simple{grid-template-columns:1fr 1fr;gap:40px}
  .ft-socials{grid-column:1 / -1}
  .h2{font-size:32px}
  .page-banner h1{font-size:36px}
}
@media (max-width:640px){
  .sec{padding:72px 0}
  .sec.no-eyebrow{padding-top:48px}
  .ft-top,.ft-simple{grid-template-columns:1fr;gap:28px;padding:36px 0 28px}
  .ft-brand{padding-left:0}
  .ft-contact-block{grid-column:auto}
  .ft-contact-block{padding-left:0}
  .ft-socials{grid-column:auto}
  .ft-socials{margin-left:0}
  .ft-wechat-box{padding-left:0}
  .ft-bottom .wrap{display:block;line-height:1.8}
  .ft-bottom span{display:block}
  .service-alert{width:calc(100vw - 28px);height:auto;min-height:132px;padding:24px 26px 24px 18px}
  .service-alert-avatar{width:54px;height:54px;margin-right:10px}
  .service-alert-intro{font-size:15px;line-height:25px;margin-right:12px}
  .service-alert-qrcode{width:84px;height:84px}
}

/* ---------- v2：旧站沿用组件 ---------- */
.logo-img{display:flex;align-items:center;gap:10px}
 .logo-img img{height:36px;width:auto}
/* 右侧悬浮：微信咨询 / 咨询热线，悬停弹出 */
.float-kf{overflow:visible}
.float-kf .fk{position:relative}
.float-kf .fk:first-child a{border-radius:14px 14px 0 0}
.float-kf .fk:last-child a{border-radius:0 0 14px 14px}
 .fk-pop{position:absolute;right:76px;top:50%;transform:translate(8px,-50%);width:152px;box-sizing:border-box;background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:16px;text-align:center;font-size:13px;color:var(--ink-2);opacity:0;visibility:hidden;transition:all .2s;white-space:nowrap}
.fk-pop::after{content:"";position:absolute;right:-6px;top:50%;margin-top:-6px;border:6px solid transparent;border-right:0;border-left-color:#fff}
.fk:hover .fk-pop,.fk:focus-within .fk-pop{opacity:1;visibility:visible;transform:translate(0,-50%)}
 .fk-pop img{display:block;width:120px;height:120px;aspect-ratio:1 / 1;margin:0 auto 8px;border-radius:8px;object-fit:contain}
.fk-pop b{display:block;font-family:var(--num);font-size:20px;color:var(--brand)}
.sec-title-old{font-size:30px;color:var(--title);font-weight:700;text-align:center}
.feat3d{display:grid;grid-template-columns:repeat(4,1fr);gap:28px 20px}
.feat3d div{text-align:center;padding:10px 14px 24px;border-radius:20px;transition:background .25s}
.feat3d div:hover{background:#fff;box-shadow:var(--shadow-sm)}
.feat3d img{width:120px;height:auto;margin:0 auto 8px}
.feat3d h4{font-size:18px;color:var(--title);margin-bottom:6px}
.feat3d p{font-size:13px;color:var(--muted);line-height:1.7}
@media (max-width:1380px){.hd-tel{display:none}}