/* Shared public-site header. Used by the strict homepage and inner pages. */
.site-header{position:fixed!important;top:0;right:0;left:0;height:74px;z-index:3000;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(23,23,23,.14);color:#171717}.header-container{width:min(89.1%,1710px);height:100%;margin:0 auto}.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:100%}.brand{justify-self:start;display:block;width:134px}.brand img{width:134px;height:40px;object-fit:contain}.main-nav{display:flex;align-items:center;gap:38px}.nav-button{border:0;background:transparent;padding:26px 0 24px;font:600 14px/1 Arial,Helvetica,sans-serif;cursor:pointer}.nav-button:hover,.nav-button[aria-expanded=true]{color:#b7774e}.header-actions{justify-self:end;display:flex;align-items:center;gap:8px}.language-switch{min-width:34px;padding:8px 6px;font:600 13px/1 Arial,Helvetica,sans-serif;text-align:center}.icon-button{min-height:38px;border:0;background:transparent;cursor:pointer}.icon-button{display:inline-grid;min-width:34px;padding:0;place-items:center}.icon-button img{width:30px;height:36px;object-fit:contain;transition:opacity .18s ease}.mobile-menu-button{display:none}.search-trigger{position:relative;display:block;width:132px;min-width:132px;height:33px;min-height:33px;margin:0;padding:0;border:0;background:transparent}.search-trigger input{box-sizing:border-box;width:100%;height:100%;padding:0 12px 0 32px;border:0;border-radius:6px;outline:0;background:#f1f1f1;color:#171717;font:12px/1 Arial,Helvetica,sans-serif;-webkit-appearance:none;appearance:none}.search-trigger input::-webkit-search-cancel-button{display:none}.search-trigger input:focus{box-shadow:0 0 0 1px #777}.search-icon{position:absolute;z-index:1;left:9px;top:50%;width:15px;height:15px;transform:translateY(-50%);fill:none;stroke:#666;stroke-width:1.8;pointer-events:none}.icon-button:hover img{opacity:.72}.mega{position:fixed;inset:74px 0 auto;z-index:2990;border-bottom:1px solid rgba(23,23,23,.14);background:rgba(255,255,255,.98);box-shadow:0 28px 60px rgba(37,27,19,.12);opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .22s ease,transform .22s ease,visibility .22s}.mega.open{opacity:1;visibility:visible;transform:none}.mega-inner{padding:36px 0 44px}.mega-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.mega-head h2{margin:0;font:600 25px/1 Arial,Helvetica,sans-serif}.close{width:40px;height:40px;border:1px solid rgba(23,23,23,.14);border-radius:50%;background:#fff;cursor:pointer}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(23,23,23,.14);border-left:1px solid rgba(23,23,23,.14)}.mega-grid a{min-height:102px;padding:20px;border-right:1px solid rgba(23,23,23,.14);border-bottom:1px solid rgba(23,23,23,.14);background:#fff;text-align:left}.mega-grid a:hover{background:#faf6f2}.mega-grid strong,.mega-grid span{display:block}.mega-grid strong{font:600 14px/1.3 Arial,Helvetica,sans-serif}.mega-grid span{margin-top:8px;color:#716c67;font:13px/1.5 Arial,Helvetica,sans-serif}@media(max-width:1100px){.header-container{width:calc(100% - 36px)}.main-nav{gap:20px}.search-trigger{width:132px;min-width:132px}.mega-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.site-header{height:68px}.header-inner{grid-template-columns:1fr auto}.main-nav,.header-actions .account{display:none}.header-actions{gap:2px}.brand,.brand img{width:116px}.search-trigger{display:none}.mobile-menu-button{display:inline-grid!important}.mega{inset:68px 0 auto}.mega-inner{padding:22px 18px 28px}.mega-grid{grid-template-columns:1fr}.mega-grid a{min-height:72px;padding:16px}}

.language-picker{display:inline-flex;align-items:center}.language-switch{max-width:112px;border:0;background:transparent;color:inherit;padding:8px 20px 8px 6px;font:600 13px/1 Arial,Helvetica,sans-serif;cursor:pointer}

@media(min-width:761px){.nav-button{position:relative;color:#4c4c4c;font-weight:400}.nav-button:hover,.nav-button[aria-expanded=true]{color:#171717}.nav-button[aria-expanded=true]::after{position:absolute;right:50%;bottom:-1px;width:39px;height:3px;background:#171717;content:"";transform:translateX(50%)}.mega{min-height:356px;border-bottom:0;background:#fff;box-shadow:none;transform:none;transition:opacity .18s ease,visibility .18s}.mega-inner{height:356px;padding:56px 0 72px}.mega-head{display:none}.mega-grid{grid-template-columns:41.3% 39.7% 19%;gap:0;width:min(80%,1380px);margin:0 auto;border:0}.mega-grid>a{min-height:0;padding:0;border:0;color:#929292}.mega-grid>a:hover{background:transparent;color:#171717}.mega-group h3{margin:0 0 26px;font:500 16px/1.3 Arial,Helvetica,sans-serif}.mega-group nav{display:grid;gap:22px}.mega-group a{display:block;min-height:0;padding:0;border:0;background:transparent;color:#999;font:400 14px/1.35 Arial,Helvetica,sans-serif;text-align:left;transition:color .18s ease}.mega-group a:hover{color:#171717}}

@media(min-width:761px){body .nav-button{position:relative;color:#4c4c4c;font-weight:400}body .nav-button:hover,body .nav-button[aria-expanded=true]{color:#171717}body .mega{min-height:356px;border-bottom:0;background:#fff;box-shadow:none;translate:none}body .mega-inner{height:356px;padding:56px 0 72px}body .mega-head{display:none}body .mega-grid{grid-template-columns:41.3% 39.7% 19%;gap:0;width:min(80%,1380px);margin:0 auto;border:0}body .mega-group a{display:block;min-height:0;padding:0;border:0;background:transparent;color:#999;text-align:left}body .mega-group a:hover{background:transparent;color:#171717}}

@media(min-width:1101px){body .main-nav{gap:88px}}
/* 0920 prototype header */
.sr-only,.srOnly{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media (min-width: 761px) {
  .site-header { height: 72px; background: rgba(250, 250, 250, .98); border-bottom-color: #ededed; }
  .site-main { padding-top: 72px; }
  .header-container { width: calc(100% - 11.1vw); max-width: 1706px; }
  .header-inner { display: flex; gap: 38px; }
  body .main-nav { flex: 1 1 auto; justify-content: center; gap: 28px; }
  .nav-button { display: inline-flex; align-items: center; min-height: 72px; padding: 0 5px; color: #343434; font: 400 14px/1 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; white-space: nowrap; }
  .nav-link { text-decoration: none; }
  .nav-button::after { right: 5px; bottom: 0; left: 5px; width: auto; transform: scaleX(0); }
  .nav-button:hover::after, .nav-button[aria-expanded="true"]::after { right: 5px; left: 5px; width: auto; transform: scaleX(1); }
  .header-actions { margin-left: auto; gap: 9px; }
  .showroom-link { display: inline-flex; align-items: center; gap: 5px; margin-right: 5px; color: #686868; font: 400 12px/1 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; white-space: nowrap; }
  .showroom-link svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.35; }
  .language-picker { position: relative; display: inline-grid; min-width: 52px; height: 34px; place-items: center; margin-left: 3px; }
  .language-label { color: #777; font: 400 10px/1 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; pointer-events: none; }
  .language-switch { position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; opacity: 0; cursor: pointer; }
  .search-trigger { width: 110px; min-width: 110px; height: 30px; min-height: 30px; }
  .search-trigger input { border-radius: 0; background: #f4f4f4; font: 400 11px/1 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; }
  body .mega { inset: 72px 0 auto; min-height: 212px; border-top: 1px solid #ededed; box-shadow: none; }
  body .mega-inner { height: auto; min-height: 212px; padding: 28px 0 42px; }
  body .mega-grid { grid-template-columns: 41.3% 39.7% 19%; width: 96%; }
  .mega-group h3 { margin-bottom: 20px; font: 400 14px/1.3 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; }
  .mega-group nav { gap: 14px; }
  .mega-group a { font: 400 13px/1.35 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; }
  .mega-contact a { display: grid; grid-template-columns: 1fr auto; max-width: 525px; }
  .mega-contact em { color: #999; font-style: normal; }
  .mega-qrs { display: flex; gap: 34px; }
  .mega-qrs figure { margin: 0; color: #888; font-size: 11px; }
  .mega-qrs img { width: 90px; height: 90px; margin-bottom: 8px; object-fit: cover; }
}
@media (max-width: 1320px) and (min-width: 761px) {
  body .main-nav { gap: 14px; }
  .showroom-link { display: inline-flex; }
  .header-inner { gap: 16px; }
  .header-actions { gap: 6px; }
  .site-header .search-trigger { display: none; }
}
@media (max-width: 1050px) and (min-width: 761px) {
  .main-nav .nav-link:last-child { display: none; }
}
/* 0920 prototype mega menus */
@media (min-width: 761px) {
  body .mega[data-menu-kind="product"] .mega-grid { display: block; width: 98%; }
  .mega-product-menu { width: 100%; }
  .mega-product-menu a { min-height: 0; padding: 0; border: 0; background: transparent; text-align: left; }
  .mega-product-rail { display: flex; align-items: baseline; border-bottom: 1px solid #ededed; }
  .mega-product-tabs { display: flex; gap: 44px; }
  .mega-product-tab { position: relative; display: inline-flex; align-items: baseline; padding: 0 0 11px; border: 0; background: transparent; color: #1d1d1f; font: 500 19px/1.25 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; letter-spacing: -.01em; cursor: pointer; }
  .mega-product-tab[aria-pressed="true"] { font-weight: 600; }
  .mega-product-tab[aria-pressed="true"]::after { position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; background: #1d1d1f; content: ""; }
  .mega-product-pane { display: grid; grid-template-columns: repeat(2, minmax(0, 250px)) minmax(0, 1fr); gap: 64px; padding-top: 22px; }
  .mega-menu-group h3 { margin: 0 0 6px; color: #86868b; font: 400 12px/1.4 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; letter-spacing: .02em; }
  .mega-menu-group h3 a { color: inherit; }
  .mega-menu-group ul { margin: 0; padding: 0; list-style: none; }
  .mega-menu-group li a { display: flex; align-items: baseline; justify-content: space-between; gap: 22px; padding: 2px 0; color: #1d1d1f; font: 400 14px/1.4 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; }
  .mega-menu-group li em { color: #a1a1a6; font: normal 13px/1.4 "HIFIMAN Outfit", "HIFIMAN OPPOSans", sans-serif; font-variant-numeric: tabular-nums; }
  .mega-product-summary p { margin: 0 0 10px; color: #a1a1a6; font-size: 13px; }
  .mega-product-summary>a { display: inline-flex; align-items: center; gap: 10px; color: #1d1d1f; font-size: 14px; }
  .mega[data-menu-kind="about"] .mega-group nav { gap: 0; }
  .mega[data-menu-kind="about"] .mega-group nav a { padding: 2px 0; color: #1d1d1f; }
  .mega[data-menu-kind="about"] .technology-more-link { margin-top: 8px; }
  .main-nav .nav-button { color: #171719; }
  body .mega[data-menu-kind="product"] .mega-grid,
  body .mega[data-menu-kind="support"] .mega-grid,
  body .mega[data-menu-kind="about"] .mega-grid { width: min(68%, 1080px); }
  .mega-product-columns { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 80px; }
  .mega-product-columns .mega-menu-group h3,
  .mega[data-menu-kind="support"] .mega-group h3,
  .mega[data-menu-kind="about"] .mega-group h3 { margin: 0 0 20px; color: #171719; font-weight: 600; font-size: 16px; }
  .mega-product-columns .mega-menu-group li a { padding: 7px 0; color: #727272; }
  .mega-product-columns .mega-menu-group li a:hover,
  .mega-product-columns .mega-menu-group li a[aria-current="true"] { color: #171719; }
  .mega-product-columns .mega-all-products { display: block; width: max-content; margin-top: 24px; color: #171719; font-size: 13px; }
  .mega[data-menu-kind="support"] .mega-grid,
  .mega[data-menu-kind="about"] .mega-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 80px; }
  .mega[data-menu-kind="support"] .mega-group nav { gap: 0; }
  .mega[data-menu-kind="support"] .mega-group nav a { padding: 7px 0; }
  .mega[data-menu-kind="support"] .mega-strong-link { margin-top: 14px; color: #171719; font-weight: 600; }
  .mega[data-menu-kind="support"] .mega-qrs { margin-top: 20px; }
  .mega[data-menu-kind="support"] .mega-qrs figcaption { margin-bottom: 7px; }
}
/* About uses the same columns, spacing and typography as Support. */
@media (min-width: 761px) {
  body .mega[data-menu-kind="about"] .mega-group nav { gap: 0; }
  body .mega[data-menu-kind="about"] .mega-group nav a { padding: 7px 0; }
  body .mega[data-menu-kind="about"] .mega-group nav a span { margin-top: 0; color: inherit; font: inherit; }
  body .mega[data-menu-kind="about"] .mega-group h3 a { color: inherit; font: inherit; }
}
.mega-phone-hours{display:block;margin-top:4px;color:#777;font-size:10px;font-weight:400;line-height:1.35;white-space:nowrap}
@media(min-width:761px){.mega-contact a .mega-phone-hours{grid-column:2}}
.mega-registration-link{display:block;width:max-content;margin-top:24px!important;color:#171719!important;font-size:14px!important;font-weight:600!important}
.mega-cn-contact{display:grid;gap:3px;color:#171719;font-size:13px;line-height:1.45}
.mega-cn-contact>span{margin-bottom:2px;color:#999}
.mega-cn-contact>a{display:block!important;width:max-content;padding:0!important;color:#171719!important;font-size:13px!important}
.mega-cn-follow{margin-top:14px}.mega-cn-follow h3{margin:0 0 10px!important;color:#171719!important;font-size:16px!important;font-weight:600!important}
.mega-cn-socials{display:flex;align-items:center;gap:10px;height:20px}
.mega-cn-socials>*{display:flex;width:20px;height:20px;min-height:20px!important;padding:0!important;align-items:center;justify-content:center;color:#171719;line-height:20px}
.mega-cn-socials img{display:block;width:18px;height:18px;object-fit:contain}
.mega-cn-socials .xiaohongshu{font-size:8px;font-weight:700;line-height:20px;white-space:nowrap}

/* Shared navigation hierarchy; the support contact block follows the two-column design. */
@media(min-width:761px){
 body .mega[data-menu-kind] .mega-grid{width:min(82%,1180px);margin-inline:auto}
 body .mega .mega-inner{height:auto;min-height:300px;padding:44px 0 52px}
 body .mega .mega-product-columns{gap:64px}
 body .mega[data-menu-kind="support"] .mega-grid,body .mega[data-menu-kind="about"] .mega-grid{grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:64px}
 body .mega .mega-group h3,body .mega .mega-menu-group h3{margin:0 0 22px;color:#171719;font:600 16px/1.4 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif}
 body .mega .mega-group h3 a,body .mega .mega-menu-group h3 a{padding:0;color:inherit;font:inherit}
 body .mega .mega-group nav a,body .mega .mega-menu-group li a{padding:10px 0;color:#8b8b8b;font:400 14px/1.5 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif}
 body .mega .mega-group nav a span,body .mega .mega-menu-group li a span{margin:0;color:inherit;font:inherit}
 body .mega .mega-group nav a:hover,body .mega .mega-menu-group li a:hover{color:#171719}
 body .mega .mega-registration-link{margin-top:30px!important;font-size:16px!important;line-height:1.4}
}
body .mega .mega-contact-details{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:28px}
body .mega .mega-contact-label{display:block;margin:0 0 7px;color:#999;font-size:14px;line-height:1.5}
body .mega .mega-contact-details a{display:block;min-height:0;padding:0;border:0;color:#171719;font:400 13px/1.5 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif;overflow-wrap:anywhere;background:transparent}
body .mega .mega-phone-hours{margin:4px 0 0;color:#333;font-size:9px;line-height:1.5;white-space:normal}
body .mega .mega-follow,body .mega .mega-cn-follow{margin-top:20px}
body .mega .mega-follow h3,body .mega .mega-cn-follow h3{margin:0 0 8px!important}
body .mega .mega-social-icons{display:flex;align-items:center;gap:18px}
body .mega .mega-social-icons a,body .mega .mega-social-icons span{display:grid;place-items:center;width:24px;min-height:28px;padding:0;border:0;background:transparent}
body .mega .mega-social-icons img{width:20px;height:20px;filter:invert(1)}
body .mega .mega-social-icons.managed-socials img,.mega-cn-socials.managed-socials img{filter:brightness(0)}
body .mega .mega-social-icons a:hover{opacity:.65}
body .mega .mega-social-icons a:focus-visible{outline:2px solid #777;outline-offset:3px}
@media(max-width:1000px){body .mega .mega-contact-details{grid-template-columns:1fr;gap:14px}}

/* Text-only menu links follow the reference underline interaction. */
body .mega[data-menu-kind] .mega-group nav>a:hover,body .mega[data-menu-kind] .mega-group nav>a:focus-visible,body .mega .mega-contact a:hover,body .mega .mega-registration-link:hover{background:transparent;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
body .mega .technology-more-link{display:block!important;width:max-content;margin-top:24px!important;padding:0!important;font-weight:500!important;line-height:24px!important;color:#171719!important}
body .mega .mega-cn-socials{height:auto;gap:20px;align-items:center;flex-wrap:wrap}
body .mega .mega-cn-socials>*{display:flex!important;align-items:center;justify-content:center;flex:0 0 28px;width:28px;height:28px;min-height:28px!important;margin:0!important;padding:0!important;line-height:1}
body .mega .mega-cn-socials img{display:block;width:22px;height:22px;object-fit:contain}
body .mega .mega-cn-socials .xiaohongshu{font-size:9px;line-height:1}

@media(min-width:761px){body .main-nav .nav-button::after{content:"";position:absolute;left:5px;right:5px;bottom:0;height:2px;width:auto;background:#141414;transform:scaleX(0);transition:transform .16s}body .main-nav .nav-button:hover::after,body .main-nav .nav-button:focus-visible::after,body .main-nav .nav-button[aria-expanded="true"]::after{transform:scaleX(1)}}
@media(prefers-reduced-motion:reduce){body .main-nav .nav-button::after{transition:none}}

/* Product links share the support/about underline interaction in both locales. */
body .mega[data-menu-kind="product"] .mega-menu-group a:hover,
body .mega[data-menu-kind="product"] .mega-menu-group a:focus-visible{background:transparent;color:#171719;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}

/* Campaign header: plain white over the banner; opaque after scrolling or opening a menu. */
html.home-overlay-header{overflow-y:scroll;scrollbar-gutter:stable}
html.home-overlay-header #content{padding-top:0}
html.home-overlay-header .site-header{background:transparent!important;backdrop-filter:none;border-bottom-color:transparent;mix-blend-mode:normal;text-shadow:none;transition:background-color .2s,color .2s}
html.home-overlay-header .site-header.is-scrolled,html.home-overlay-header .site-header:has([aria-expanded="true"]){background:#fff!important;border-bottom-color:#eee}
html.home-overlay-header .site-header:not(.is-scrolled):not(:has([aria-expanded="true"])){color:#fff}
html.home-overlay-header .site-header:not(.is-scrolled):not(:has([aria-expanded="true"])) :is(.nav-button,.showroom-link,.language-label,.search-trigger input,.home-mobile-menu){color:#fff!important;font-weight:400;text-shadow:none}
html.home-overlay-header .site-header:not(.is-scrolled):not(:has([aria-expanded="true"])) .brand img{filter:brightness(0) invert(1);opacity:1}
html.home-overlay-header .site-header:not(.is-scrolled):not(:has([aria-expanded="true"])) .search-trigger{background:transparent;border-color:#ffffff70;color:#fff}
html.home-overlay-header .site-header:not(.is-scrolled):not(:has([aria-expanded="true"])) input::placeholder{color:#fff}
@media(prefers-reduced-motion:reduce){html.home-overlay-header .site-header{transition:none}}

body .site-header .search-trigger,body .site-header .search-trigger input{background:transparent!important;border:0;border-radius:0;box-shadow:none}
body .site-header .search-trigger{color:inherit}
body .site-header .search-icon{stroke:currentColor}
body .site-header .search-trigger input{color:inherit;font-size:13px}
body .site-header .search-trigger input::placeholder{color:inherit;opacity:1}
body .site-header .search-trigger input:focus-visible{outline:1px solid currentColor;outline-offset:3px}

/* 0921 reference: compact centered columns, identical on home and inner pages. */
.header-menu-backdrop{position:fixed;inset:72px 0 0;z-index:2980;border:0;padding:0;background:rgba(0,0,0,.15);cursor:default}
.header-menu-backdrop[hidden]{display:none}
html[lang="zh-CN"] body[data-full-template-active] > .site-header[data-page-template-visible]{z-index:3000}
html[lang="zh-CN"] body[data-full-template-active] > .mega[data-page-template-visible]{z-index:2990}
@media(min-width:761px){html[lang="zh-CN"] body[data-full-template-active] > .site-header[data-page-template-visible] .nav-button{height:72px;padding:0 5px}}
html[lang="zh-CN"] body[data-full-template-active] .mega[data-menu-kind="product"] .mega-product-columns a{min-height:0;border:0}
@media(min-width:761px){
 body .mega[data-menu-kind]{min-height:0;max-height:calc(100dvh - 72px);overflow-y:auto;border-top:1px solid #efefef;box-shadow:0 12px 24px #00000005}
 body .mega[data-menu-kind] .mega-inner{width:calc(100% - 11.1vw);max-width:1706px;height:auto;min-height:0;margin-inline:auto;padding:22px 0 30px}
 body .mega[data-menu-kind] .mega-grid{width:100%;max-width:none;margin:0;border:0;padding-top:4px}
 body .mega[data-menu-kind="product"] .mega-grid{display:block}
 body .mega[data-menu-kind="product"] .mega-product-columns{display:grid;grid-template-columns:repeat(3,168px);justify-content:center;align-items:start;gap:96px}
 body .mega[data-menu-kind="support"] .mega-grid,body .mega[data-menu-kind="about"] .mega-grid{display:grid;grid-template-columns:repeat(2,max-content);justify-content:center;align-items:stretch;gap:150px}
 body .mega[data-menu-kind] :is(.mega-group,.mega-menu-group) h3{margin:0 0 10px;color:#1d1d1f;font:600 15px/1.4 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif}
 body .mega[data-menu-kind] :is(.mega-group,.mega-menu-group) h3 a{padding:0;color:inherit;font:inherit}
 body .mega[data-menu-kind] .mega-group nav{gap:0}
 body .mega[data-menu-kind] :is(.mega-group nav>a,.mega-menu-group li a){min-height:0;padding:6px 0;color:#1d1d1f;font:400 14px/1.4 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif}
 body .mega[data-menu-kind] :is(.mega-group nav>a,.mega-menu-group li a) span{margin:0;color:inherit;font:inherit}
 body .mega[data-menu-kind] .mega-menu-group li a[aria-current="true"]{font-weight:600}
 body .mega[data-menu-kind] .mega-all-products{display:block;width:max-content;margin-top:10px;padding:6px 0;color:#1d1d1f;font-size:14px;font-weight:400;line-height:1.4}
 body .mega[data-menu-kind] .technology-more-link{margin-top:8px!important;padding:6px 0!important;font-weight:400!important;line-height:1.4!important}
 body .mega[data-menu-kind="support"] .mega-downloads{display:flex;flex-direction:column}
 body .mega[data-menu-kind="support"] .mega-downloads nav{display:flex;flex:1;flex-direction:column;justify-content:space-between}
 body .mega[data-menu-kind="support"] .mega-downloads .mega-registration-link{margin:0!important;font-size:15px!important;line-height:1.4!important}
 body .mega[data-menu-kind="support"] .mega-contact-rows a{display:flex;justify-content:space-between;align-items:baseline;gap:22px}
 body .mega[data-menu-kind="support"] .mega-contact-rows em{font-style:normal;font-size:13px;color:#a1a1a6;white-space:nowrap}
 body .mega[data-menu-kind="support"] .mega-qr-follow{margin-top:30px}
 body .mega[data-menu-kind="support"] .mega-qr-follow h3{margin:0 0 6px;font-size:12px;font-weight:400;color:#86868b;letter-spacing:.02em}
 body .mega[data-menu-kind="support"] .mega-qrs{display:flex;gap:34px;margin:0}
 body .mega[data-menu-kind="support"] .mega-qrs figure{display:flex;flex-direction:column;gap:9px;margin:0}
 body .mega[data-menu-kind="support"] .mega-qrs a{display:block;width:92px;min-height:0;padding:0;background:transparent}
 body .mega[data-menu-kind="support"] .mega-qrs img{display:block;width:92px;height:92px;object-fit:contain}
 body .mega[data-menu-kind="support"] .mega-qrs figcaption{margin:0;font:400 12px/1.4 "HIFIMAN Outfit","HIFIMAN OPPOSans",sans-serif;color:#86868b}
}
@media(min-width:761px) and (max-width:1100px){body .mega[data-menu-kind="product"] .mega-product-columns{gap:48px}body .mega[data-menu-kind="support"] .mega-grid,body .mega[data-menu-kind="about"] .mega-grid{gap:90px}}
@media(max-width:760px){.header-menu-backdrop{top:68px}.mega .mega-qrs{display:flex;gap:24px}.mega .mega-qrs figure{margin:0}.mega .mega-qrs img{width:92px;height:92px}.mega .mega-qrs figcaption{font-size:12px}.mega .mega-contact-rows em{display:block;font-size:13px;font-style:normal;color:#777}}

@media(min-width:761px){body .mega[data-menu-kind="support"] .mega-contact-details{grid-template-columns:1fr;gap:12px}body .mega[data-menu-kind="support"] .mega-contact-details>div{display:grid;grid-template-columns:60px minmax(0,1fr);gap:4px 22px}body .mega[data-menu-kind="support"] .mega-contact-label{margin:0;font-size:14px;color:#1d1d1f}body .mega[data-menu-kind="support"] .mega-phone-hours{grid-column:2;max-width:280px}body .mega[data-menu-kind="support"] .mega-follow{margin-top:30px}body .mega[data-menu-kind="support"] .mega-follow h3{font-size:12px;font-weight:400;color:#86868b}}

@media(min-width:761px){html:not(.home-overlay-header) body:has(.mega.open){overflow-y:hidden}}

@media(prefers-reduced-motion:reduce){.mega,.mega.open{transition:none}}

/* Confirmed Chinese support panel; isolated from international and store menus. */
body .mega.mega-cn-support .mega-cn-contact{display:flex;flex-direction:column;font-size:14px;line-height:1.5}
body .mega.mega-cn-support .mega-cn-contact>span{margin-bottom:10px;color:#999}
body .mega.mega-cn-support .mega-cn-contact>a{display:block;min-height:0;padding:0;color:#555;font-size:14px;line-height:1.5}
body .mega.mega-cn-support .mega-cn-follow{margin-top:16px}
body .mega.mega-cn-support .mega-cn-follow h3{margin-bottom:12px}
body .mega.mega-cn-support .mega-cn-socials{gap:8px;flex-wrap:nowrap}
body .mega.mega-cn-support .mega-cn-socials>*{flex:0 0 18px;width:18px;height:20px;min-height:20px!important}
body .mega.mega-cn-support .mega-cn-socials img{width:18px;height:18px}
body .mega.mega-cn-support .mega-cn-socials>*:last-child{flex-basis:30px;width:30px}
body .mega.mega-cn-support .mega-cn-socials>*:last-child img{width:30px;height:auto}
body .mega.mega-cn-support .mega-cn-socials .xiaohongshu{flex-basis:28px;font-size:8px}
@media(min-width:761px){
 body .mega.mega-cn-support .mega-inner{padding-top:58px;padding-bottom:48px}
 body .mega.mega-cn-support .mega-grid{width:min(100%,406px);grid-template-columns:150px minmax(0,1fr);justify-content:start;gap:76px;margin-left:clamp(0px,var(--mega-nav-start,0px),max(0px,calc(100% - 406px)))}
 body .mega.mega-cn-support .mega-group h3{margin-bottom:20px;font-size:16px}
 body .mega.mega-cn-support .mega-downloads nav{justify-content:start;gap:18px}
 body .mega.mega-cn-support .mega-downloads nav>a{padding:3px 0;color:#999}
 body .mega.mega-cn-support .mega-downloads .mega-registration-link{margin-top:20px!important;color:#171719;font-size:16px!important;font-weight:600}
 body .mega.mega-cn-support .mega-cn-follow h3{margin-bottom:12px}
 body .mega[data-menu-kind="store"] .mega-grid{display:block;max-width:450px;margin-inline:auto}
}

/* One active brand navigation at every width, including CMS document shells. */
.home-mobile-menu,.home-mobile-panel{display:none}
body .home-mobile-panel[hidden]{display:none!important}
body .site-header:not([data-store-mode="true"]) .mobile-menu-button{display:none!important}
@media(max-width:1100px){
 body .site-header:not([data-store-mode="true"]){display:block!important;height:72px!important}
 body:has(.site-header:not([data-store-mode="true"])) .mobile-site-header{display:none!important}
 body .site-header:not([data-store-mode="true"]) .header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;width:calc(100% - 32px);height:72px}
 body .site-header:not([data-store-mode="true"]) .main-nav{display:none}
 body .site-header:not([data-store-mode="true"]) .header-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
 body .site-header .home-mobile-menu{display:block;min-width:44px;min-height:44px;padding:8px 12px;border:0;background:transparent;color:inherit;font:inherit;cursor:pointer}
 body .site-header .home-mobile-panel{position:fixed;inset:72px 0 auto;z-index:3100;max-height:calc(100dvh - 72px);overflow:auto;padding:16px 24px;background:#fff;color:#171719;box-shadow:0 12px 24px #0001}
 body .site-header .home-mobile-panel:not([hidden]){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;align-content:start}
 body .home-mobile-panel a{padding:14px 0;border-bottom:1px solid #eee;font-size:16px;line-height:1.5}
 body .home-mobile-panel form{display:flex;grid-column:1/-1;gap:12px;padding-top:20px}
 body .home-mobile-panel input{min-width:0;flex:1;padding:12px;border:1px solid #aaa;font-size:16px}
 body .home-mobile-panel form button{border:0;padding:12px;background:#171719;color:#fff;font-size:16px}
 body .home-mobile-menu:focus-visible,body .home-mobile-panel :focus-visible{outline:2px solid currentColor;outline-offset:3px}
}
@media(max-width:760px){
 body .site-header:not([data-store-mode="true"]) .showroom-link,body .site-header:not([data-store-mode="true"]) .search-trigger{display:none}
 body .site-header:not([data-store-mode="true"]) .brand,body .site-header:not([data-store-mode="true"]) .brand img{width:108px;height:auto}
 body .site-header:not([data-store-mode="true"]) .language-picker{position:relative;display:inline-grid;min-width:66px;height:44px;place-items:center}
 body .site-header:not([data-store-mode="true"]) .language-label{display:none}
 body .site-header:not([data-store-mode="true"]) .language-switch{position:static;width:100%;height:44px;opacity:1;font-size:14px;color:inherit;background:transparent;border:0}
}

body .site-header[data-page-template-inactive]{display:none!important}