.pro-identity{display:flex;align-items:center;gap:20px;flex-shrink:0}
.pro-language{display:flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;margin:0;padding:7px 12px;border:1px solid rgba(36,61,54,.19);border-radius:999px;font:500 13px/1.5 system-ui,sans-serif}
.pro-language a{color:#667770;text-decoration:none;padding:3px 2px}.pro-language a[aria-current]{color:#243d36;font-weight:700}.pro-language a:hover{color:#b45b3e}.pro-language>span{color:#a1aaa4}.pro-language-unavailable{opacity:.55}
.pro-header #pro-nav{margin-left:auto}.pro-video{aspect-ratio:9/16;max-width:420px;margin:0 auto 32px}.pro-video iframe{width:100%;height:100%;border:0;border-radius:16px}
html[lang=en] .ph-moving-word,html[lang=en] .ph-word-anchor{font-family:Arial,Helvetica,sans-serif!important;letter-spacing:-.045em!important;white-space:nowrap}
html[lang=en] .ph-moving-word em{font-style:normal}html[lang=en] .ph-opening .ph-word-anchor{font-size:clamp(42px,5.9vw,82px)}
html[lang=en] .ph-word-anchor{font-size:clamp(29px,3.5vw,48px)}
html[lang=en] .ph-scene h2{font-size:clamp(29px,3.5vw,48px);line-height:1.15}
html[lang=en] .ph-opening-message{max-width:700px;margin-inline:auto;font-size:18px;line-height:1.5}
html[lang=en] .ph-lead,html[lang=en] .ph-copy{font-size:17px;line-height:1.55}
html[lang=en] .ph-scene-panel{font-size:16px;line-height:1.5}
html[lang=en] .ph-result-caption{font-size:16px}
html[lang=en] .ph-bubble{font-size:14px;white-space:nowrap}
html[lang=en] .pro-qa-title-line{white-space:normal}
html[lang=en] .pro-article-header h1{font-size:clamp(32px,4vw,52px);line-height:1.2;letter-spacing:-.035em}
html[lang=en] .pro-answer{line-height:1.8}html[lang=en] .pro-unified-service h1{line-height:1.12}
@media(min-width:761px) and (max-width:980px){.pro-identity{gap:12px}.pro-site .pro-logo img{width:120px}.pro-language{font-size:12px;padding:6px 8px}.pro-site .pro-header-inner{gap:20px}.pro-site #pro-nav{gap:20px}.pro-site .pro-menu{gap:18px}}
@media(max-width:760px){
.pro-header-inner{column-gap:10px}.pro-identity{gap:12px}.pro-language{padding:5px 8px;gap:5px;font-size:12px}.pro-header #pro-nav{margin-left:0}.pro-menu-toggle{margin-left:auto}.pro-logo img{max-width:112px;height:auto}
html[lang=en] .ph-opening .ph-word-anchor{font-size:clamp(29px,7.5vw,45px)}html[lang=en] .ph-word-anchor,html[lang=en] .ph-scene h2{font-size:clamp(25px,6.5vw,32px)}
html[lang=en] .ph-opening-message{font-size:15px;line-height:1.45}html[lang=en] .ph-kicker{font-size:12px}
html[lang=en] .ph-lead,html[lang=en] .ph-copy{font-size:14px;line-height:1.45}html[lang=en] .ph-scene-label{font-size:11px}
html[lang=en] .ph-path .ph-copy{font-size:13px}html[lang=en] .ph-path h3{font-size:17px}html[lang=en] .ph-bubble{font-size:11px}
html[lang=en] .ph-compare-label small,html[lang=en] .ph-compare-meaning{font-size:12px;line-height:1.4}html[lang=en] .ph-compare-label span{font-size:14px}
html[lang=en] .ph-services .ph-copy{font-size:14px}html[lang=en] .ph-accordions summary{font-size:15px}html[lang=en] .ph-accordions details>div{font-size:14px}
html[lang=en] .pro-service-jump a{font-size:13px}html[lang=en] .pro-qa-intro h1{font-size:32px}
}
@media(max-width:380px){.pro-identity{gap:8px}.pro-site .pro-logo img{width:92px}.pro-language{font-size:11px;padding:5px 6px;gap:4px}.pro-site .pro-menu-toggle{min-width:54px;padding-inline:5px;gap:7px}}

/* Editable English artwork labels, aligned to the original illustrations at every size. */
.ph-hero-labels{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);container-type:inline-size;pointer-events:none}
.ph-hero-labels>span{position:absolute;display:flex;align-items:center;justify-content:center;font:600 2.65cqw/1.08 Arial,sans-serif;text-align:center;color:#111;background:#fff;white-space:nowrap}
.ph-label-search{left:33.5%;top:6.9%;width:27.7%;height:4.9%}
.ph-label-ai{left:5.8%;top:20%;width:15.9%;height:5.8%;transform:rotate(-12deg)}
.ph-label-serp{left:79.5%;top:18.8%;width:14.5%;height:6%;transform:rotate(12deg)}
.ph-hero-labels>.ph-label-brand{left:10.2%;top:41.1%;width:13.3%;height:6.4%;transform:rotate(-12deg);background:#f3c8b7;opacity:var(--ph-after,0)}
.ph-hero-labels>.ph-label-expertise{left:77.8%;top:30.4%;width:15.3%;height:12%;transform:rotate(12deg);background:#f3c8b7;opacity:var(--ph-after,0);white-space:normal}

.ph-hero-labels>.ph-label-search{font-size:2.3cqw}

/* Contact choices stay out of the page layout until requested. */
.pro-site .pro-contact-dialog{position:fixed;inset:0;margin:auto;width:min(660px,calc(100% - 32px));max-width:none;max-height:calc(100dvh - 40px);padding:40px 32px;border:1px solid var(--pro-line);border-radius:16px;background:var(--pro-paper);color:var(--pro-ink);box-shadow:0 24px 80px #162a2633;overflow-y:auto;overscroll-behavior:contain}
.pro-contact-dialog::backdrop{background:rgba(25,43,37,.38);backdrop-filter:blur(4px)}
.pro-contact-dialog:not([open]){display:none}
.pro-contact-grid{display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:28px;align-items:center}
.pro-site .pro-contact-close{position:absolute;right:8px;top:8px;width:40px;height:40px;padding:0;border:0;border-radius:50%;background:transparent;color:var(--pro-ink);font:400 28px/1 system-ui;cursor:pointer}
.pro-contact-close:hover{background:var(--pro-surface)}
.pro-site .pro-contact-copy h2{font-size:30px;line-height:1.25;letter-spacing:-.025em;margin:12px 0 16px}
.pro-contact-copy p{font-size:16px;line-height:1.7;color:var(--pro-muted);margin:0 0 24px}
.pro-contact-copy .pro-btn{display:inline-flex;justify-content:space-between;min-width:190px}
.pro-contact-email{display:flex;align-items:center;gap:8px;margin-top:16px;min-height:28px;font-size:14px;line-height:1.5;color:var(--pro-ink);text-decoration:none;overflow-wrap:anywhere}
.pro-contact-email:hover{text-decoration:underline}
.pro-contact-qr{margin:0;text-align:center}.pro-contact-qr a{display:block;background:#fff;border:1px solid var(--pro-line);border-radius:12px;padding:6px}.pro-contact-qr svg{width:100%;height:auto;display:block;aspect-ratio:1}.pro-contact-qr figcaption{font-size:12px;line-height:1.6;color:var(--pro-muted);margin-top:12px}
@media(max-width:540px){.pro-site .pro-contact-dialog{padding:32px 24px 24px}.pro-contact-grid{grid-template-columns:1fr;gap:24px}.pro-site .pro-contact-copy h2{font-size:27px}.pro-contact-copy p{font-size:15px;margin-bottom:18px}.pro-contact-qr{width:176px;justify-self:center}.pro-contact-copy .pro-btn{width:100%}.pro-contact-qr figcaption{margin-top:8px}}

.pro-site .pro-contact-dialog-zh{width:min(460px,calc(100% - 32px))}
.pro-contact-dialog-zh .pro-contact-grid{grid-template-columns:1fr}