.site-header.always-solid {
  background: #fff;
  color: var(--text);
  box-shadow: 0 2px 16px rgba(0, 0, 0, .08);
}
.site-header.always-solid .logo .logo-color { display: block; }
.site-header.always-solid .logo .logo-white { display: none; }
.site-header.always-solid .icon-btn:hover { background: var(--bg-light); }
/* logo 右侧文字：白底 header 上直接固定深色，不依赖 hover / 滚动状态 */
.site-header.always-solid .logo-text { border-left-color: rgba(0, 0, 0, .15); }
.site-header.always-solid .logo-text b { color: var(--green); }
.site-header.always-solid .logo-text i { color: #666; }


.contact-page{--contact-muted:#707973;--contact-line:#e1e8e3;color:var(--text,#25322b)}
.contact-page h1,.contact-page h2,.contact-page h3{line-height:1.4}.contact-page p{line-height:1.9}.contact-page a,.contact-page button{transition:color .2s,background .2s,border-color .2s}
.contact-hero{position:relative;isolation:isolate;overflow:hidden;background:#f2f6f3;padding:calc(var(--header-h) + 76px) 0 56px}.contact-hero:before{content:"";position:absolute;z-index:-1;right:4%;bottom:0;width:min(46%,600px);height:290px;background:url('../images/about-industry-lines.svg') right bottom/contain no-repeat;pointer-events:none}
.contact-breadcrumb{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--contact-muted);margin-bottom:26px}.contact-hero h1{font-size:clamp(34px,4vw,48px);letter-spacing:2px}.contact-hero p{text-wrap:pretty;max-width:560px;width:53%;margin-top:16px;color:var(--contact-muted)}
.contact-nav{border-bottom:1px solid var(--contact-line)}.contact-nav .container{display:flex;gap:48px;overflow-x:auto}.contact-nav a{padding:23px 0;white-space:nowrap;border-bottom:3px solid transparent}.contact-nav a:hover,.contact-nav a.is-current{color:var(--green);border-bottom-color:var(--green)}.site-header a[aria-current="page"]{color:var(--green)}
.contact-section{padding-top:76px;padding-bottom:80px}.contact-page section[id]{scroll-margin-top:calc(var(--header-h) + 24px)}.section-kicker{display:block;color:var(--green);font-size:14px;letter-spacing:2px;font-weight:600;margin-bottom:12px}.contact-heading{margin-bottom:34px}.contact-page h2{font-size:clamp(26px,2.4vw,34px);font-weight:600}.contact-heading>p{margin-top:12px;color:var(--contact-muted)}
.contact-details{display:grid;grid-template-columns:1.05fr 1fr;gap:64px}.contact-primary{padding:36px 40px;background:#f2f6f3;border-left:3px solid var(--green)}.contact-primary>p:first-child{color:var(--green);font-size:14px}.contact-primary h3{font-size:23px;margin-top:6px}.contact-label{display:block;color:var(--contact-muted);font-size:14px;margin-top:32px;margin-bottom:8px}.contact-number{display:block;font-size:clamp(28px,3vw,42px);font-weight:600;letter-spacing:.3px;font-variant-numeric:tabular-nums;color:var(--green);line-height:1.3;white-space:nowrap}.contact-primary-note{font-size:13px;color:var(--contact-muted);margin-top:12px;margin-bottom:26px}.contact-text-link{display:inline-flex;align-items:center;gap:20px;font-size:14px;font-weight:500;color:var(--green)}.contact-text-link:hover{color:#174c30}.contact-channels{display:flex;flex-direction:column;justify-content:center}.contact-channel{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--contact-line)}.contact-channel:first-child{padding-top:0}.contact-channel:last-child{border-bottom:0;padding-bottom:0}.contact-channel>.icon{font-size:24px;color:var(--green);margin-top:4px}.contact-channel>div>span{display:block;font-size:13px;color:var(--contact-muted);margin-bottom:7px}.contact-channel>div>a:not(.contact-text-link){font-size:21px;overflow-wrap:anywhere}.contact-channel small{font-size:15px}.contact-channel p{font-size:16px}.contact-channel .contact-text-link{margin-top:8px}
.message-section{padding:76px 0 80px;background:#f7f9f7}.message-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:80px}.message-intro>p{margin-top:20px;color:var(--contact-muted);max-width:340px}.message-hint{margin:32px 0 24px;padding-top:24px;border-top:1px solid var(--contact-line);max-width:340px}.message-hint h3{font-size:16px}.message-hint p{margin-top:10px;font-size:14px;color:var(--contact-muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 22px}.form-field{min-width:0}.form-field label{display:block;font-size:14px;font-weight:500;margin-bottom:9px}.form-field label span{color:var(--green);margin-left:4px}.form-wide{grid-column:1/-1}.contact-form input,.contact-form select,.contact-form textarea{display:block;width:100%;border:1px solid #dce4de;border-radius:3px;padding:12px 14px;background:#fff;color:#25322b;font:inherit;font-size:15px;line-height:1.5;min-height:48px}.contact-form textarea{resize:vertical}.contact-form input::placeholder,.contact-form textarea::placeholder{color:#909992;font-size:14px}.contact-form [aria-invalid="true"]{border-color:#b44935}.field-error{display:block;font-size:12px;color:#a83d2b;line-height:1.5;margin-top:4px}.field-error:empty{display:none}.form-note{color:var(--contact-muted);font-size:13px;margin:18px 0}.form-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.contact-button{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;min-height:48px;padding:12px 24px;background:var(--green);color:white!important;border:1px solid var(--green);border-radius:3px;font-size:15px;cursor:pointer}.contact-button:hover{background:#087138;border-color:#087138}.contact-button:active{transform:translateY(1px)}.contact-copy{color:var(--green);font-size:14px;text-decoration:underline;text-underline-offset:5px;cursor:pointer}.form-status{font-size:14px;color:var(--green);margin-top:16px}.form-status:empty{display:none}#message-fallback{margin-top:18px}#message-fallback label{display:block;font-size:14px;margin-bottom:8px}
.support-grid{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:24px}.support-card{display:flex;flex-direction:column;padding:30px 28px;border:1px solid var(--contact-line);border-radius:4px;min-width:0}.support-card>.icon{font-size:34px;color:var(--green);margin-bottom:24px}.support-card h3{font-size:23px}.support-card p{margin:12px 0 28px;font-size:15px;color:var(--contact-muted)}.support-link{display:flex;justify-content:space-between;gap:16px;color:var(--green);font-size:14px;font-weight:500;margin-top:auto}.support-card small{font-size:11px;color:var(--contact-muted);margin-top:8px}.support-card:hover{border-color:var(--green);background:#f4f8f4}.support-technical{background:#f2f6f3;border-color:#f2f6f3}.support-technical .support-link{margin-bottom:24px}
.technical-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}.technical-aside p{max-width:320px;color:var(--contact-muted);margin:20px 0 28px}.technical-topics article{display:flex;gap:24px;padding:26px 0;border-bottom:1px solid var(--contact-line)}.technical-topics article:first-child{padding-top:0}.technical-topics article>span{font-size:14px;color:var(--green);font-variant-numeric:tabular-nums;padding-top:5px}.technical-topics h3{font-size:21px}.technical-topics p{color:var(--contact-muted);margin-top:12px;font-size:15px}.technical-preparation{background:#f2f6f3;padding:64px 0}.preparation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.preparation-grid article{border-top:1px solid #cddcd1;padding-top:22px}.preparation-grid h3{font-size:18px}.preparation-grid p{font-size:14px;color:var(--contact-muted);margin-top:14px}.technical-faq{display:grid;grid-template-columns:1fr 1fr;gap:32px 56px}.technical-faq article{border-top:1px solid var(--contact-line);padding-top:24px}.technical-faq h3{font-size:18px}.technical-faq p{color:var(--contact-muted);font-size:15px;margin-top:12px}.technical-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:64px;padding-top:36px;border-top:1px solid var(--contact-line)}.technical-cta h2{font-size:24px}.technical-cta p{color:var(--contact-muted);font-size:14px;margin-top:10px}.technical-cta .contact-number{font-size:28px}
.contact-page :focus-visible{outline:2px solid var(--green);outline-offset:4px}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{outline:2px solid var(--green);outline-offset:1px}
@media(max-width:1000px){.contact-details{gap:32px}.contact-primary{padding:28px}.contact-number{font-size:30px}.message-layout,.technical-layout{gap:40px;grid-template-columns:.8fr 1.2fr}.support-grid{gap:14px}.support-card{padding:26px 20px}.technical-cta{flex-wrap:wrap}.preparation-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.contact-section{padding-top:48px;padding-bottom:52px}.contact-details,.message-layout,.technical-layout{grid-template-columns:1fr;gap:30px}.contact-primary{padding:28px}.contact-primary h3{font-size:21px}.contact-number{font-size:34px}.contact-label{margin-top:24px}.contact-channels{padding:0 4px}.contact-channel>div>a:not(.contact-text-link){font-size:20px}.message-section{padding:48px 0}.message-intro>p,.message-hint{max-width:none}.message-hint{margin:20px 0 16px;padding-top:16px}.message-intro h2 br{display:none}.support-grid{grid-template-columns:1fr 1fr}.support-technical{grid-column:1/-1}.support-card{padding:24px}.support-card>.icon{margin-bottom:16px}.support-card p{margin-bottom:20px}.support-technical .support-link{margin-bottom:0}.technical-preparation{padding:48px 0}.technical-faq{grid-template-columns:1fr;gap:24px}.technical-cta{margin-top:40px;align-items:flex-start;flex-direction:column}.technical-aside p{max-width:none}.contact-hero{padding-top:calc(var(--header-h) + 48px);padding-bottom:40px}.contact-hero:before{right:-17%;width:72%;opacity:.28;height:240px}.contact-hero p{width:100%;max-width:470px}.contact-nav .container{gap:36px}.contact-nav a{padding:18px 0}.contact-heading{margin-bottom:26px}}
@media(max-width:480px){.form-grid{grid-template-columns:1fr;gap:16px}.form-wide{grid-column:auto}.support-grid,.preparation-grid{grid-template-columns:1fr}.support-technical{grid-column:auto}.support-card{min-height:210px}.contact-number{font-size:30px}.contact-primary{padding:24px}.technical-topics article{gap:16px}.contact-heading h2{font-size:26px}.form-actions{gap:20px}.contact-nav .container{gap:30px}.contact-nav a{font-size:14px}}
@media(prefers-reduced-motion:reduce){.contact-page a,.contact-page button{transition:none}}

@media(max-width:1000px){.contact-layout .float-cs{display:none}}

/* Contact overview: shared About banner/navigation, with photographic sections. */
.contact-redesign .contact-photo-banner .banner-mask{background:linear-gradient(90deg,rgba(9,22,16,.65),rgba(9,22,16,.23) 60%,rgba(9,22,16,.05))}
.contact-redesign .contact-photo-banner .banner-bg img{object-position:center 58%}
.contact-redesign .contact-heading{text-align:center;margin-bottom:42px}
.contact-redesign .contact-heading h2{font-weight:700}
.contact-redesign .contact-details{grid-template-columns:1.2fr 1fr;gap:30px 0;align-items:stretch}
.contact-redesign .contact-location{margin:0;position:relative;min-height:350px;overflow:hidden;border-radius:14px 0 0 14px}
.contact-redesign .contact-location img{position:absolute;width:100%;height:100%;object-fit:cover}
.contact-redesign .contact-location:after{content:"";position:absolute;inset:40% 0 0;background:linear-gradient(transparent,rgba(9,26,17,.8))}
.contact-redesign .contact-location figcaption{position:absolute;bottom:28px;left:32px;right:24px;color:white;z-index:1}
.contact-redesign .contact-location figcaption>span{display:block;font-size:12px;letter-spacing:2px;opacity:.8}
.contact-redesign .contact-location strong{display:block;font-size:22px;line-height:1.5;margin:8px 0 14px}
.contact-redesign .contact-location a{font-size:13px;display:inline-flex;gap:30px;align-items:center}
.contact-redesign .contact-primary{border:0;border-radius:0 14px 14px 0;padding:40px 44px;background:#f0f6f1;display:flex;flex-direction:column;justify-content:center}
.contact-redesign .contact-primary h3{font-size:22px}
.contact-redesign .contact-primary .contact-number{font-size:clamp(30px,3vw,44px)}
.contact-redesign .contact-channels{grid-column:1/-1;display:grid;grid-template-columns:.9fr 1fr 1.4fr;gap:32px;padding:24px 0 0}
.contact-redesign .contact-channel{border:0;border-right:1px solid var(--contact-line);padding:0 24px 0 0;align-items:flex-start}
.contact-redesign .contact-channel:last-child{border:0;padding:0}
.contact-redesign .contact-channel>div>a:not(.contact-text-link){font-size:18px}
.contact-redesign .contact-channel p{font-size:14px}
.contact-redesign .message-section{position:relative;background:#f1f5f2 url('../images/about-industry-lines.svg') left bottom/580px auto no-repeat;padding:80px 0}
.contact-redesign .message-layout{grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.contact-redesign .message-intro{padding-top:14px}
.contact-redesign .message-intro>p{max-width:none}



.contact-redesign .message-hint{max-width:none;margin-top:24px}
.contact-redesign .contact-form{background:white;padding:32px;border-radius:14px;box-shadow:0 16px 50px rgba(33,66,45,.06)}
.contact-redesign .contact-form input,.contact-redesign .contact-form select,.contact-redesign .contact-form textarea{background:#f9fbf9;border-radius:5px}
.contact-redesign .support-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.contact-redesign .support-card{padding:0;border:0;background:#f4f7f4;border-radius:12px;overflow:hidden;box-shadow:none}
.contact-redesign .support-photo{height:210px;overflow:hidden;background:#e8eee9}
.contact-redesign .support-photo img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.contact-redesign .support-card-body{position:relative;padding:26px 28px;display:flex;flex-direction:column;flex:1}
.contact-redesign .support-card-body>.icon{position:absolute;right:26px;top:-25px;background:white;border-radius:50%;width:50px;height:50px;display:flex;align-items:center;justify-content:center;color:var(--green);font-size:25px;box-shadow:0 4px 18px #19382112}
.contact-redesign .support-card:hover{background:#eaf2eb}
.contact-redesign .support-card:hover .support-photo img{transform:scale(1.035)}
.contact-redesign .support-card h3{font-size:24px}
.contact-redesign .support-technical .support-link{margin-bottom:0}
.contact-redesign section[id]{scroll-margin-top:calc(var(--header-total) + 60px)}
@media(max-width:1000px){.contact-redesign .contact-primary{padding:30px}.contact-redesign .contact-channels{gap:20px}.contact-redesign .contact-channel{gap:12px;padding-right:16px}.contact-redesign .message-layout{gap:30px}.contact-redesign .contact-form{padding:24px}.contact-redesign .support-grid{gap:16px}.contact-redesign .support-card-body{padding:24px 20px}.contact-redesign .support-photo{height:175px}}
@media(max-width:760px){.contact-redesign .contact-details{grid-template-columns:1fr;gap:0}.contact-redesign .contact-location{min-height:300px;border-radius:12px 12px 0 0}.contact-redesign .contact-primary{border-radius:0 0 12px 12px;padding:28px}.contact-redesign .contact-channels{grid-template-columns:1fr;gap:0;padding-top:16px}.contact-redesign .contact-channel{padding:20px 0;border-right:0;border-bottom:1px solid var(--contact-line)}.contact-redesign .contact-channel:last-child{padding-top:20px}.contact-redesign .contact-heading{text-align:left;margin-bottom:28px}.contact-redesign .message-section{padding:48px 0;background-size:100% auto}.contact-redesign .message-layout{grid-template-columns:1fr;gap:30px}.contact-redesign .message-intro{padding-top:0}.contact-redesign .support-grid{grid-template-columns:1fr}.contact-redesign .support-technical{grid-column:auto}.contact-redesign .support-photo{height:200px}.contact-redesign .contact-location figcaption{left:24px;bottom:22px}}
@media(max-width:480px){.contact-redesign .contact-location{min-height:260px}.contact-redesign .contact-form{padding:24px 18px}.contact-redesign .support-grid{grid-template-columns:1fr;gap:24px}.contact-redesign .support-technical{display:flex;grid-column:auto}.contact-redesign .support-photo,.contact-redesign .support-technical .support-photo{height:200px;min-height:0}.contact-redesign .support-technical .support-card-body>.icon{display:flex}.contact-redesign .contact-heading h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){.contact-redesign .banner-bg img{animation:none}.contact-redesign .support-photo img{transition:none}.contact-redesign .banner-body>*{transition:none}}
.contact-redesign .contact-photo-banner .banner-desc br{display:block}

/* Editable contact information on the left; one independent location image on the right. */
.contact-redesign .contact-details-editorial{grid-template-columns:1fr 1.05fr;gap:56px;align-items:stretch}
.contact-redesign .contact-information{min-width:0}
.contact-redesign .contact-information .contact-heading{text-align:left;margin-bottom:28px}
.contact-redesign .contact-information .contact-heading h2{font-size:30px}
.contact-redesign .contact-information .contact-heading>p{font-size:14px}
.contact-redesign .contact-information .contact-primary{padding:0;border-radius:0;background:none;display:block}
.contact-redesign .contact-information .contact-primary h3{font-size:21px}
.contact-redesign .contact-information .contact-label{margin-top:22px}
.contact-redesign .contact-information .contact-primary-note{margin-bottom:14px}
.contact-redesign .contact-information .contact-channels{display:flex;flex-direction:column;gap:0;padding-top:20px}
.contact-redesign .contact-information .contact-channel{display:grid;grid-template-columns:24px 1fr;gap:14px;padding:16px 0;border:0;border-top:1px solid var(--contact-line)}
.contact-redesign .contact-information .contact-channel:last-child{padding-bottom:0}
.contact-redesign .contact-information .contact-channel>div>span{margin-bottom:5px}
.contact-redesign .contact-details-editorial .contact-location{border-radius:12px;min-height:0;height:auto;align-self:stretch}
.contact-redesign .contact-details-editorial .contact-location img{object-position:56% center}
.contact-redesign .message-section{isolation:isolate;background:#f1f5f2;overflow:hidden}
.contact-redesign .message-section:before{content:"";position:absolute;z-index:-1;pointer-events:none;left:max(0px,calc((100vw - 1320px)/2));bottom:24px;width: min(48%,640px);height:400px;background:url('../images/contact-message-lines.svg') left bottom/contain no-repeat;opacity:.55}
.contact-redesign .message-intro{padding-bottom:180px}
@media(max-width:1000px){.contact-redesign .contact-details-editorial{gap:32px}.contact-redesign .contact-information .contact-heading h2{font-size:26px}}
@media(max-width:760px){.contact-redesign .contact-details-editorial{grid-template-columns:1fr;gap:30px}.contact-redesign .contact-details-editorial .contact-location{min-height:0;height:auto;aspect-ratio:16/9}.contact-redesign .message-intro{padding-bottom:24px}.contact-redesign .message-section:before{width:95%;height:340px;left:-8%;top:35px;bottom:auto;opacity:.2}}

/* 在线留言：验证码图片内嵌，输入框与需求描述等宽。 */
.contact-captcha{position:relative;width:100%}
.contact-captcha input{display:block;width:100%;max-width:none;padding-right:140px}
.contact-captcha img{position:absolute;right:14px;top:50%;transform:translateY(-50%);width:108px;height:38px;object-fit:contain;cursor:pointer}
.contact-captcha img:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.contact-form .form-actions{margin-top:24px}
@media(max-width:480px){.contact-captcha input{padding-right:116px}.contact-captcha img{width:92px;height:34px;right:10px}}

.contact-location > picture { display: contents; }