/* Public shell v1. Theme integration, not a new division or business-data source.
 * One geometry; existing brand colours, banners and native menus remain local.
 */
body.sino-unified-shell {
  --sino-shell-max: 1320px;
  --sino-shell-gutter: 32px;
  --sino-shell-width: min(calc(100% - 2 * var(--sino-shell-gutter)), var(--sino-shell-max));
  --sino-shell-top: 40px;
  --sino-shell-main: 88px;
  --sino-shell-nav: 48px;
  --sino-shell-font: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* One neutral topbar skin across corporate, Tabletop and Möbel. */
body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site="tabletop"],.sino-network-bar[data-sino-network-site="moebel"]) {
  --sino-network-background: #f4f4f3;
  --sino-network-text: #62666a;
  --sino-network-active: #17263a;
  --sino-network-accent: #17263a;
  --sino-network-separator: #dedfe0;
  background: var(--sino-network-background);
  color: var(--sino-network-text);
  border-bottom: 0;
  font-family: var(--sino-shell-font);
}
body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-site-network__pending { opacity: .6; }
body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-network-utility > a {
  color: #62666a; font: 400 12px/1.4 var(--sino-shell-font); text-decoration: none;
}
body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-network-utility > a:hover { color: #17263a; }
body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-network-utility > a[aria-current="page"] { color:#17263a; text-decoration:underline; text-underline-offset:4px; }

/* Exactly the same link geometry keeps the switcher stationary across brands. */
body.sino-unified-shell nav.sino-site-network.sino-site-network--shared {
  --sino-network-gap: 32px !important;
  --sino-network-min-height: var(--sino-shell-top) !important;
  --sino-network-font-size: 12px !important;
  --sino-network-weight: 400 !important;
  --sino-network-tracking: .015em !important;
  --sino-network-case: none !important;
  --sino-network-link-padding: 0 !important;
  display: flex;
  align-items: stretch;
  gap: var(--sino-network-gap);
  font-family: var(--sino-shell-font);
  overflow-x: auto;
  min-width: 0;
  white-space: nowrap;
  scrollbar-width: none;
  height: var(--sino-shell-top) !important;
  min-height: var(--sino-shell-top) !important;
}
body.sino-unified-shell nav.sino-site-network--shared::-webkit-scrollbar { display: none; }
/* Quiet utility navigation: preserve each skin's palette and full-height targets. */
@media (min-width:601px) {
  body.sino-unified-shell nav.sino-site-network.sino-site-network--shared > :is(a,.sino-site-network__pending) + :is(a,.sino-site-network__pending)::before {
    height: 8px; opacity: .7;
  }
  body.sino-unified-shell nav.sino-site-network.sino-site-network--shared > a::after {
    width: 20px; height: 1px; bottom: 8px;
  }
}
/* Progressive enhancement: desktop keeps the original links and geometry. */
body.sino-unified-shell .sino-network-switcher { display: contents; }
body.sino-unified-shell .sino-network-switcher > summary { display: none; }
@media (max-width:600px) {
  body.sino-unified-shell .sino-network-switcher {
    display: block; position: relative; flex: 1 1 auto; min-width: 0;
    margin: 0; padding: 0; border: 0;
    color: var(--sino-network-text, #45515a); font: 400 12.5px/1.4 var(--sino-shell-font);
  }
  body.sino-unified-shell #header .sino-network-switcher { color: #d0d4d9; }
  body.sino-unified-shell .sino-network-switcher > summary {
    display: inline-flex; align-items: center; gap: 10px; height: var(--sino-shell-top); min-height: 44px;
    max-width: 100%; padding: 0 4px 0 0; margin: 0; border: 0; background: transparent;
    color: inherit; font: inherit; letter-spacing: .015em; text-transform: none;
    white-space: nowrap; list-style: none; cursor: pointer;
  }
  body.sino-unified-shell .sino-network-switcher > summary::-webkit-details-marker { display: none; }
  body.sino-unified-shell .sino-network-switcher > summary::marker { content: ''; }
  body.sino-unified-shell .sino-network-switcher[open] > summary .sino-language-chevron { transform: rotate(225deg); margin-top: 3px; }
  body.sino-unified-shell .sino-network-switcher > summary:focus-visible { outline: 2px solid #8399a8; outline-offset: -2px; }
  body.sino-unified-shell .sino-network-switcher:not([open]) > nav.sino-site-network--shared { display: none !important; }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network.sino-site-network--shared {
    --sino-network-text: #46525c !important; --sino-network-active: #243442 !important;
    --sino-network-font-size: 13px !important; --sino-network-tracking: 0 !important;
    --sino-network-case: none !important; --sino-network-link-padding: 10px 12px !important;
    --sino-network-min-height: 44px !important;
    display: flex; flex-direction: column; gap: 2px; position: absolute; z-index: 250;
    top: 100%; left: 0; right: auto; box-sizing: border-box; width: min(300px,calc(100vw - 40px));
    max-width: none; height: auto !important; min-height: 0 !important; max-height: calc(100dvh - 64px);
    padding: 6px; margin: 0; overflow-x: hidden; overflow-y: auto;
    border: 1px solid #dfe3e6; border-radius: 4px; background: #fff;
    box-shadow: 0 6px 18px rgba(20,30,40,.08); color: #46525c;
  }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > :is(a,.sino-site-network__pending) {
    width: 100%; border-radius: 3px; white-space: normal;
  }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > :is(a,.sino-site-network__pending)::before,
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > a::after { display: none !important; }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > a:is(:hover,:focus-visible,.is-active) { background: #f0f3f5 !important; }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > a.is-active { font-weight: 500; }
  body.sino-unified-shell .sino-network-switcher > nav.sino-site-network--shared > .sino-site-network__pending {
    flex-wrap: wrap; column-gap: 8px; --sino-network-text: #6d7680;
  }
  body.sino-unified-shell .sino-network-switcher .sino-site-network__pending .screen-reader-text {
    position: static !important; clip: auto !important; clip-path: none !important; overflow: visible !important;
    width: auto !important; height: auto !important; margin: 0 !important; padding: 0 !important;
    font-size: 11px; white-space: normal;
  }
}
body.sino-unified-shell :is(.sino-network-bar, #top-bar) { border-bottom-width: 0; box-shadow: inset 0 -1px rgba(110, 120, 128, .14); }
body.sino-unified-shell .sino-network-bar { position: relative; z-index: 200; overflow: visible; }
body.sino-unified-shell .sino-network-inner { gap: 20px; }
body.sino-unified-shell .sino-network-utility { display: flex; align-items: center; gap: 24px; overflow: visible; }
/* One flag disclosure at the right of each topbar; never inside the scrolling links. */
body.sino-unified-shell .sino-language-picker {
  position: relative; flex: 0 0 auto; margin: 0; padding: 0; border: 0;
  color: #45515a; font: 400 12px/1.4 var(--sino-shell-font); letter-spacing: 0; text-transform: none;
}
body.sino-unified-shell .sino-language-picker > summary {
  display: flex; flex-wrap: nowrap; align-items: center; justify-content: flex-end; gap: 8px; white-space: nowrap;
  height: var(--sino-shell-top); min-height: var(--sino-shell-top); min-width: 44px;
  margin: 0; padding: 0 4px; list-style: none; cursor: pointer; color: inherit;
  border: 0; border-radius: 0; background: transparent; font: inherit;
}
body.sino-unified-shell .sino-language-picker > summary::-webkit-details-marker { display: none; }
body.sino-unified-shell .sino-language-picker > summary::marker { content: ''; }
body.sino-unified-shell .sino-language-current {
  flex: 0 0 auto; white-space: nowrap; word-break: normal; overflow-wrap: normal; hyphens: none;
}
body.sino-unified-shell .sino-language-picker .sino-language-flag {
  display: block; flex: 0 0 24px; width: 24px; height: 16px; max-width: none;
  object-fit: contain; margin: 0; border: 0; border-radius: 0; box-shadow: none; filter: none; background: none;
}
body.sino-unified-shell .sino-language-chevron {
  flex: 0 0 6px; width: 6px; height: 6px; margin: -3px 2px 0 3px; border: solid currentColor;
  border-width: 0 1px 1px 0; transform: rotate(45deg); opacity: .65;
}
body.sino-unified-shell .sino-language-picker[open] .sino-language-chevron { transform: rotate(225deg); margin-top: 3px; }
body.sino-unified-shell .sino-language-picker .sino-language-options {
  display: block; position: absolute; z-index: 100; top: 100%; right: 0; width: 176px;
  padding: 6px; margin: 0; border: 1px solid #dfe3e6; border-radius: 6px;
  background: #fff; box-shadow: 0 8px 22px rgba(20,30,40,.12);
}
body.sino-unified-shell .sino-language-picker:not([open]) .sino-language-options { display: none; }
body.sino-unified-shell .sino-language-picker .sino-language-options a {
  display: flex; flex-wrap: nowrap; align-items: center; gap: 10px; width: 100%; min-height: 40px;
  margin: 0; padding: 8px 10px; border: 0; border-radius: 3px; text-align: left;
  font: 400 13px/1.4 var(--sino-shell-font); text-transform: none; letter-spacing: 0;
  color: #35414b; background: transparent; text-decoration: none; white-space: nowrap;
}
body.sino-unified-shell .sino-language-options a > span {
  flex: 0 0 auto; white-space: nowrap; word-break: normal; overflow-wrap: normal; hyphens: none;
}
body.sino-unified-shell .sino-language-options a[aria-current] { background: #f0f3f5; font-weight: 500; }
body.sino-unified-shell .sino-language-options a[aria-current]::after { content: '✓'; margin-left: auto; color: #637583; }
body.sino-unified-shell .sino-language-options a:hover { background: #e9eef2; color: #1b2c38; }
body.sino-unified-shell .sino-language-picker :is(summary, a):focus-visible { outline: 2px solid #738c9e; outline-offset: -2px; }
body.sino-unified-shell #wrapper #header #top-bar .sino-language-picker { color: #c8cdd2; }
body.sino-unified-shell .sino-network-inner,
body.sino-unified-shell #wrapper #header .container,
body.sino-unified-shell .stt-container-wide,
body.sino-unified-shell .stt-container,
body.sino-unified-shell .smb-container,
body.sino-unified-shell .shm-home-shell,
body.sino-unified-shell .shm-about-shell,
body.sino-unified-shell .shm-services-shell,
body.sino-unified-shell .shm-projects-shell,
body.sino-unified-shell .shm-contact-page-shell,
body.sino-unified-shell .sino-footer-grid,
body.sino-unified-shell .sino-footer-bottom {
  width: var(--sino-shell-width);
  max-width: var(--sino-shell-max);
  margin-inline: auto;
  padding-inline: 0;
  min-width: 0;
  box-sizing: border-box;
}
body.sino-unified-shell .stt-home-hero__content { width: var(--sino-shell-width); }
body.sino-unified-shell :is(.stt-storefront-header, .smb-header, #header) {
  font-family: var(--sino-shell-font);
  text-align: left;
}
body.sino-unified-shell :is(.stt-storefront-header, .smb-header) { position: relative; z-index: 50; border-bottom: 0; box-shadow: 0 1px rgba(110, 120, 128, .14); }
/* The two product divisions share a logo/search/actions masthead. */
body.sino-unified-shell :is(.stt-storefront-header__main, .smb-header-main) {
  position: relative;
  display: grid;
  grid-template-columns: 220px minmax(180px, 1fr) 220px;
  grid-template-rows: var(--sino-shell-main);
  align-items: center;
  gap: 28px;
  min-height: var(--sino-shell-main);
  padding-block: 0;
}
body.sino-unified-shell :is(.stt-storefront-header__brand, .smb-brand) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-self: start;
  gap: 6px;
  width: auto;
  min-width: 0;
  text-align: left;
  line-height: 1;
}
body.sino-unified-shell :is(.stt-storefront-header__brand > span, .smb-brand > strong) {
  font: 500 25px/1.1 var(--sino-shell-font);
  letter-spacing: .045em;
}
body.sino-unified-shell .smb-brand > strong > span { font-weight: inherit; }
body.sino-unified-shell :is(.stt-storefront-header__brand > b, .smb-brand > small) {
  display: block; margin: 0;
  font: 500 9px/1.2 var(--sino-shell-font);
  letter-spacing: .26em;
}
body.sino-unified-shell :is(.stt-storefront-header__brand, .smb-brand) img {
  width: auto;
  max-width: 185px;
  max-height: 48px;
  object-fit: contain;
}
body.sino-unified-shell :is(.stt-storefront-header__actions, .smb-account-links) {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-direction: row;
  grid-column: auto;
  gap: 12px;
  font: 400 13px/1.4 var(--sino-shell-font);
}
body.sino-unified-shell :is(.stt-header-icon, .stt-header-account, .smb-account-links > a) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: auto;
  min-height: 44px;
  padding: 0 5px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  font-size: 13px;
  text-decoration: none;
}
body.sino-unified-shell :is(.stt-header-account, .smb-account-links) svg {
  width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5;
}
body.sino-unified-shell :is(.stt-cart-count, .smb-cart-count) {
  position: static; display: grid; place-items: center; min-width: 20px; height: 20px;
  padding: 0 4px; background: #eff0f1; color: #4a535b; border-radius: 50%; font-size: 11px;
}
/* Input always available on desktop; one shared disclosure behaviour on mobile. */
body.sino-unified-shell [data-sino-shell-search] {
  position: relative; display: flex; align-items: center; justify-self: center;
  width: 100%; max-width: 480px; margin: 0; background: #f5f5f4;
  border: 1px solid #e4e6e7; border-radius: 3px; z-index: 130;
}
body.sino-unified-shell [data-sino-shell-search] input[type="search"],
body.sino-unified-shell [data-sino-shell-search]:is(:focus-within, .is-open) input[type="search"] {
  position: static; display: block; flex: 1; min-width: 0; width: 100%; height: 42px;
  margin: 0; padding: 0 12px; background: transparent; border: 0; border-radius: 0;
  color: #27343f; box-shadow: none; font: 400 14px/1.4 var(--sino-shell-font);
  visibility: visible; opacity: 1; pointer-events: auto; transform: none; transition: none;
}
body.sino-unified-shell [data-sino-shell-search] button {
  position: static; display: grid; place-items: center; flex: 0 0 42px;
  width: 42px; height: 42px; min-height: 42px; margin: 0; padding: 0;
  background: transparent; color: #27343f; border: 0; border-radius: 0; box-shadow: none;
}
body.sino-unified-shell [data-sino-shell-search] svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.5; }
body.sino-unified-shell [data-sino-shell-search]:focus-within { border-color: #87949e; }
/* Division navigation uses the second row; language fallback stays usable without the theme helper. */
body.sino-unified-shell :is(.stt-storefront-header__menu-row > div, .smb-nav-row) {
  position: relative; display: flex; align-items: center; justify-content: space-between;
  min-height: var(--sino-shell-nav); gap: 24px; padding-block: 0;
}
body.sino-unified-shell .stt-storefront-header__meta { display: none; }
body.sino-unified-shell .stt-storefront-header__nav { height: auto; flex: 1; min-width: 0; }
body.sino-unified-shell .smb-nav-row > #smb-primary-nav { flex: 1; min-width: 0; }
body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) {
  display: flex; justify-content: flex-start; flex-wrap: nowrap; align-items: center;
  gap: 22px; height: auto; margin: 0; padding: 0; list-style: none;
}
body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) > li { margin: 0; }
body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) > li > a {
  display: flex; align-items: center; min-height: var(--sino-shell-nav); padding: 0;
  font: 500 12px/1.4 var(--sino-shell-font); letter-spacing: .025em;
  text-transform: none; white-space: nowrap;
}
body.sino-unified-shell :is(.stt-storefront-header__languages, .smb-languages) {
  display: flex; align-items: center; flex: 0 0 auto; gap: 2px;
  margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent;
}
body.sino-unified-shell :is(.stt-storefront-header__languages, .smb-languages) a {
  display: grid; place-items: center; width: 32px; min-height: 40px; height: auto;
  padding: 0; border: 0; border-bottom: 2px solid transparent; border-radius: 0;
  background: transparent; box-shadow: none; font: 500 11px/1 var(--sino-shell-font);
  text-decoration: none; color: #69737b;
}
body.sino-unified-shell .stt-storefront-header__languages a.is-active { border-bottom-color: var(--stt-accent); color: var(--stt-accent); background: transparent; box-shadow: none; }
body.sino-unified-shell .smb-languages a[aria-current] { border-bottom-color: var(--smb-accent); color: var(--smb-accent); }
body.sino-unified-shell :is(.stt-storefront-header__toggle, .smb-menu-toggle) { display: none; }
body.sino-unified-shell :is(.stt-storefront-header, .smb-header) a:focus-visible,
body.sino-unified-shell :is(.stt-storefront-header, .smb-header) button:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
/* Corporate retains native Flatsome elements and dark palette, with equal rows. */
body.sino-unified-shell #wrapper #header { position: relative !important; height: auto !important; min-height: 0; top: auto !important; }
body.sino-unified-shell #wrapper #header .header-wrapper { position: relative; border-bottom: 0 !important; }
body.sino-unified-shell #wrapper #header #top-bar,
body.sino-unified-shell #wrapper #header #top-bar > .flex-row {
  display: flex !important; height: var(--sino-shell-top) !important; min-height: var(--sino-shell-top) !important;
}
body.sino-unified-shell #wrapper #header #top-bar { border-bottom: 0 !important; }
body.sino-unified-shell #wrapper #header #top-bar .flex-left { display: block !important; min-width: 0; max-width: calc(100% - 160px); }
body.sino-unified-shell #wrapper #header #top-bar .nav-left { display: block; }
body.sino-unified-shell #wrapper #header #top-bar .html_topbar_left { display: block; margin: 0; }
body.sino-unified-shell #wrapper #header #top-bar .flex-right {
  position: absolute; top: calc(var(--sino-shell-top) + 1px); right: max(var(--sino-shell-gutter), calc((100% - var(--sino-shell-max))/2));
  display: flex !important; align-items: center; height: var(--sino-shell-main) !important; max-height: none; z-index: 20;
}
body.sino-unified-shell #wrapper #header #top-bar .top-bar-nav { align-items: center; height: 100%; }
body.sino-unified-shell #wrapper #header #top-bar .html_topbar_right { position: absolute; top: calc(-1 * var(--sino-shell-top) - 1px); right: 0; margin: 0; }
body.sino-unified-shell #wrapper #header #top-bar .html_topbar_right::before { content: none; }
body.sino-unified-shell #wrapper #header #top-bar .header-search > .header-button > a,
body.sino-unified-shell #wrapper #header #top-bar .account-item > .header-button > a {
  width: 40px; height: 40px; min-height: 40px; line-height: 40px; margin: 0; padding: 0;
  border: 0; border-radius: 0; background: transparent; box-shadow: none; color: #d0d4d9;
}
body.sino-unified-shell #wrapper #header #masthead,
body.sino-unified-shell #wrapper #header #masthead > .header-inner {
  height: calc(var(--sino-shell-main) + var(--sino-shell-nav)) !important;
  min-height: calc(var(--sino-shell-main) + var(--sino-shell-nav)) !important;
}
body.sino-unified-shell #wrapper #header #masthead > .header-inner {
  display: grid; grid-template-columns: 220px 1fr; grid-template-rows: var(--sino-shell-main) var(--sino-shell-nav); gap: 0;
}
body.sino-unified-shell #wrapper #header #logo { grid-row: 1; grid-column: 1; width: 185px; margin: 0; justify-self: start; text-align: left; }
body.sino-unified-shell #wrapper #header #logo a { align-items: flex-start; }
body.sino-unified-shell #wrapper #header #logo a::before { font: 500 25px/1.1 var(--sino-shell-font); letter-spacing: .045em; }
body.sino-unified-shell #wrapper #header #logo a::after { margin-top: 6px; font: 500 9px/1.2 var(--sino-shell-font); letter-spacing: .26em; }
body.sino-unified-shell #wrapper #header #masthead .hide-for-medium.flex-left { grid-column: 1 / -1; grid-row: 2; }
body.sino-unified-shell #wrapper #header #masthead .hide-for-medium.flex-right { display: none; }
body.sino-unified-shell #wrapper #header .header-nav-main { justify-content: center; gap: 28px; }
body.sino-unified-shell #wrapper #header .header-main .header-nav-main > li.menu-item { margin: 0; }
body.sino-unified-shell #wrapper #header .header-main .header-nav-main > li.menu-item > a {
  min-height: var(--sino-shell-nav); font: 500 12px/1.4 var(--sino-shell-font); letter-spacing: .025em; text-transform: none;
}
body.sino-unified-shell #wrapper #header .header-main .header-nav-main > li.menu-item > a::after { bottom: 0; }
body.sino-unified-shell #wrapper #header #masthead > .container:not(.header-inner) { display: none; }
body.sino-unified-shell #wrapper #header .header-wrapper.stuck { position: relative !important; animation: none; transform: none; }
/* Keep the first banner below the shared shell instead of behind one brand's header. */
body.sino-unified-shell.home .shm-home-hero-slider { height: max(600px, calc(100svh - 176px)); min-height: 600px; }
@media (max-width: 1100px) and (min-width: 1025px) {
  body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) { gap: 12px; }
  body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) > li > a { font-size: 11px; }
}
@media (min-width: 1025px) {
  body.sino-unified-shell .stt-storefront-header__nav { position: static; display: block; padding: 0; background: transparent; box-shadow: none; border: 0; opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
  body.sino-unified-shell .stt-header-account > span { display: inline; }
}
@media (max-width: 1024px) {
  body.sino-unified-shell { --sino-shell-gutter: 24px; --sino-shell-main: 72px; --sino-shell-nav: 44px; --sino-shell-top: 44px; }
  body.sino-unified-shell .sino-network-utility > a { display: none; }
  body.sino-unified-shell .sino-language-current { display: none; }
  body.sino-unified-shell .sino-language-picker > summary { width: 48px; }
  body.sino-unified-shell .sino-language-options a { min-height: 44px; }
  body.sino-unified-shell .sino-network-inner { gap: 16px; }
  body.sino-unified-shell #wrapper #header #top-bar .flex-left { max-width: calc(100% - 64px); }
  body.sino-unified-shell nav.sino-site-network.sino-site-network--shared { --sino-network-gap: 24px !important; --sino-network-font-size: 12px !important; }
  body.sino-unified-shell :is(.stt-storefront-header__main, .smb-header-main) {
    grid-template-columns: minmax(0, 1fr) 44px 88px; grid-template-rows: var(--sino-shell-main); gap: 8px;
  }
  body.sino-unified-shell :is(.stt-storefront-header__brand > span, .smb-brand > strong) { font-size: 22px; }
  body.sino-unified-shell :is(.stt-storefront-header__brand, .smb-brand) img { max-width: 160px; max-height: 44px; }
  body.sino-unified-shell :is(.stt-storefront-header__actions, .smb-account-links) { grid-row: 1; grid-column: 3; gap: 4px; }
  body.sino-unified-shell :is(.stt-header-account, .smb-account-links > a) { min-width: 36px; padding: 0 2px; }
  body.sino-unified-shell :is(.stt-header-cart, .smb-list-link) { gap: 2px; min-width: 44px; }
  body.sino-unified-shell :is(.stt-header-account > span, .smb-account-label) { display: none; }
  body.sino-unified-shell [data-sino-shell-search] { position: static; grid-row: 1; grid-column: 2; width: 44px; background: transparent; border-color: transparent; }
  body.sino-unified-shell [data-sino-shell-search] button { width: 44px; height: 44px; }
  body.sino-unified-shell [data-sino-shell-search] input[type="search"],
  body.sino-unified-shell [data-sino-shell-search]:focus-within input[type="search"] { display: none; }
  body.sino-unified-shell [data-sino-shell-search].is-open input[type="search"] {
    display: block; position: absolute; top: 100%; right: 0; left: auto;
    width: 100%; max-width: none; height: 48px; z-index: 140;
    padding: 0 14px; border: 1px solid #9ca6ad; border-radius: 3px; background: #fff; font-size: 16px;
    box-shadow: 0 4px 16px #18252f14;
  }
  body.sino-unified-shell :is(.stt-storefront-header__menu-row > div, .smb-nav-row) { display: flex; min-height: 44px; gap: 12px; }
  body.sino-unified-shell :is(.stt-storefront-header__toggle, .smb-menu-toggle) {
    position: static; display: inline-flex; align-items: center; justify-content: flex-start; gap: 9px;
    width: auto; height: 44px; min-height: 44px; margin: 0; padding: 0; border: 0; border-radius: 0;
    background: transparent; box-shadow: none; color: inherit; font: 500 13px/1.4 var(--sino-shell-font); text-transform: none;
  }
  body.sino-unified-shell .sino-menu-glyph { font-size: 20px; font-style: normal; }
  body.sino-unified-shell :is(.stt-storefront-header__languages, .smb-languages) { margin-left: auto; }
  body.sino-unified-shell :is(.stt-storefront-header__languages, .smb-languages) a { width: 34px; min-height: 44px; height: 44px; font-size: 11px; }
  body.sino-unified-shell :is(.stt-storefront-header__nav, #smb-primary-nav) {
    position: absolute; top: 100%; right: calc(-1 * var(--sino-shell-gutter)); left: calc(-1 * var(--sino-shell-gutter));
    display: none; height: auto; max-height: min(65dvh, 520px); overflow-y: auto; overscroll-behavior: contain;
    padding: 12px var(--sino-shell-gutter) 20px; border-top: 1px solid #e5e7e8;
    background: #fff; box-shadow: 0 8px 16px #18252f14; z-index: 125;
  }
  body.sino-unified-shell :is(.stt-storefront-header, .smb-header).is-menu-open :is(.stt-storefront-header__nav, #smb-primary-nav) { display: block; }
  body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 16px; align-items: start; }
  body.sino-unified-shell :is(.stt-storefront-menu, .smb-menu) > li > a { min-height: 44px; font-size: 13px; white-space: normal; }
  body.sino-unified-shell .smb-menu .sub-menu { position: static; min-width: 0; box-shadow: none; }
  body.sino-unified-shell #wrapper #header .header-wrapper,
  body.sino-unified-shell #wrapper #header .header-wrapper.stuck { height: auto !important; min-height: 0 !important; background: #35393f !important; }
  body.sino-unified-shell #wrapper #header #top-bar .flex-center,
  body.sino-unified-shell #wrapper #header #top-bar .show-for-medium { display: none !important; }
  body.sino-unified-shell #wrapper #header #masthead > .header-inner { grid-template-columns: 1fr auto; }
  body.sino-unified-shell #wrapper #header #masthead .hide-for-medium { display: none !important; }
  body.sino-unified-shell #wrapper #header #masthead .show-for-medium.flex-left { display: block !important; grid-row: 2; grid-column: 1; }
  body.sino-unified-shell #wrapper #header #masthead .show-for-medium.flex-right { display: none !important; }
  body.sino-unified-shell #wrapper #header #logo { width: 160px; }
  body.sino-unified-shell #wrapper #header #logo a::before { font-size: 22px; }
  body.sino-unified-shell #wrapper #header #top-bar .flex-right { height: 72px; }
  body.sino-unified-shell #wrapper #header #top-bar .top-bar-nav { position: static; gap: 8px; }
  body.sino-unified-shell #wrapper #header .mobile-nav .nav-icon > a { display: inline-flex; gap: 8px; align-items: center; min-height: 44px; padding: 0; }
  body.sino-unified-shell #wrapper #header .mobile-nav .nav-icon > a::after { content: "Menu"; font: 500 13px/1.4 var(--sino-shell-font); }
  body.sino-unified-shell.home .shm-home-hero-slider { height: max(620px, calc(100svh - 160px)); min-height: 620px; }
}
@media (max-width: 600px) {
  body.sino-unified-shell { --sino-shell-gutter: 20px; }
  body.sino-unified-shell :is(.stt-storefront-header__brand > span, .smb-brand > strong) { font-size: 20px; letter-spacing: .02em; }
  body.sino-unified-shell #wrapper #header #logo a::before { font-size: 20px; letter-spacing: .02em; }
  body.sino-unified-shell :is(.stt-storefront-header__brand, .smb-brand) img { max-width: 132px; }
}
/* About and Contact remain reachable when they leave the corporate main menu. */
@media (max-width:1024px) {
  body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-network-utility { gap:12px; }
  body.sino-unified-shell :is(.shm-brand-topbar,.sino-network-bar[data-sino-network-site]) .sino-network-utility > a { display:inline-flex; align-items:center; min-height:44px; font-size:11px; white-space:nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  body.sino-unified-shell [data-sino-shell-search] * { transition: none; }
}

/* Navigation refresh 2026-09-15. These overrides share geometry, not brand colours. */
body.sino-unified-shell #wrapper #header #masthead > .sino-corporate-main {
  position: relative; grid-template-columns: 220px minmax(180px,1fr) 220px; column-gap: 28px; align-items: center;
}
body.sino-unified-shell #wrapper #header #sino-corporate-nav > ul > li > a { font: 500 14px/1.4 var(--sino-shell-font); letter-spacing: .005em; color: var(--sino-menu-ink); }
body.sino-unified-shell #wrapper #header .sino-corporate-main > [data-sino-shell-search] { grid-column: 2; grid-row: 1; }
body.sino-unified-shell #wrapper #header #top-bar .top-bar-nav > :not(.html_topbar_right) { display: none !important; }
body.sino-unified-shell .sino-corporate-actions { grid-column: 3; grid-row: 1; display: flex; align-items: center; justify-content: flex-end; gap: 12px; }
body.sino-unified-shell .sino-corporate-actions a { display: flex; align-items: center; gap: 7px; min-height: 44px; padding: 0 5px; color: #d0d4d9; font: 400 13px/1.4 var(--sino-shell-font); }
body.sino-unified-shell .sino-corporate-actions svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; }
body.sino-unified-shell .sino-corporate-cart-count { display: grid; place-items: center; min-width: 20px; height: 20px; padding: 0 4px; border-radius: 50%; background: #4a4f57; color: #fff; font-size: 11px; }
body.sino-unified-shell .stt-header-cart .stt-cart-count { display: grid; }
body.sino-unified-shell .sino-corporate-nav-row { grid-row: 2; grid-column: 1 / -1; min-width: 0; }
body.sino-unified-shell .sino-corporate-menu-toggle { display: none; }
/* Main menus: one typographic rhythm, with each division's existing accent. */
body.sino-unified-shell .sino-shared-menu {
  --sino-menu-ink: #3e4a54;
  --sino-menu-accent: var(--stt-accent, var(--smb-accent, #9a0f52));
}
body.sino-unified-shell #header .sino-shared-menu { --sino-menu-ink: #d6d9de; }
body.sino-unified-shell .sino-shared-menu > ul { display: flex; align-items: center; justify-content: center; gap: 28px; margin: 0; padding: 0; list-style: none; }
body.sino-unified-shell .sino-shared-menu > ul > li { display: flex; position: relative; align-items: center; margin: 0; }
body.sino-unified-shell .sino-shared-menu > ul > li > a {
  position: relative; display: flex; align-items: center; min-height: var(--sino-shell-nav);
  padding: 0; color: var(--sino-menu-ink); font: 500 14px/1.4 var(--sino-shell-font);
  letter-spacing: .005em; text-transform: none; text-decoration: none;
  transition: color 160ms ease;
}
body.sino-unified-shell .sino-shared-menu .sino-submenu-toggle {
  display: grid; place-items: center; flex: 0 0 26px; width: 26px; height: 44px; min-height: 44px;
  margin: 0 0 0 2px; padding: 0; border: 0; border-radius: 4px; background: transparent;
  box-shadow: none; color: var(--sino-menu-ink); line-height: 1; cursor: pointer;
}
body.sino-unified-shell .sino-submenu-toggle svg {
  display: block; width: 11px; height: 8px; overflow: visible;
  fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round;
  opacity: .7; transform-origin: center; transition: transform 160ms ease, opacity 160ms ease;
}
body.sino-unified-shell .sino-submenu-toggle[aria-expanded="true"] svg { transform: rotate(180deg); opacity: 1; }
body.sino-unified-shell .sino-shared-menu .sino-submenu-toggle:hover svg { opacity: 1; }
body.sino-unified-shell .sino-shared-menu > ul > li > a::after,
body.sino-unified-shell #wrapper #header .sino-shared-menu > ul > li > a::after {
  content: ''; display: block; position: absolute; inset: auto 0 0; width: auto; height: 2px; margin: 0;
  background: var(--sino-menu-accent); border: 0; border-radius: 2px; opacity: 0;
  transform: scaleX(.6); transform-origin: left center; transition: opacity 160ms ease, transform 160ms ease;
}
body.sino-unified-shell .sino-shared-menu > ul > :is(.sino-menu-current,.sino-submenu-open,:hover) > a::after,
body.sino-unified-shell #wrapper #header .sino-shared-menu > ul > :is(.sino-menu-current,.sino-submenu-open,:hover) > a::after { opacity: 1; transform: scaleX(1); }
body.sino-unified-shell .sino-shared-menu > ul > li > a::before { display: none; }
body.sino-unified-shell .sino-shared-menu .icon-angle-down { display: none; }
body.sino-unified-shell .sino-shared-menu li > ul.sub-menu { display: none; position: absolute; top: 100%; left: -12px; right: auto; z-index: 150; width: 244px; min-width: 220px; margin: 0; padding: 8px; list-style: none; border: 1px solid #e3e7e9; border-radius: 0 0 6px 6px; background: #fff; color: #34414b; box-shadow: 0 8px 20px #18252f10; opacity: 1; visibility: visible; transform: none; }
body.sino-unified-shell .sino-shared-menu li.sino-submenu-open > ul.sub-menu { display: block; }
body.sino-unified-shell .sino-shared-menu ul.sub-menu > li { display: block; width: 100%; margin: 0; }
body.sino-unified-shell .sino-shared-menu ul.sub-menu > li > a { display: flex; align-items: center; min-height: 42px; margin: 0; padding: 10px 12px; border: 0; border-radius: 3px; color: #46525c; font: 400 13.5px/1.5 var(--sino-shell-font); letter-spacing: 0; text-transform: none; white-space: normal; }
body.sino-unified-shell .sino-shared-menu ul.sub-menu > li > a:hover { background: #f1f4f5; color: #233642; }
/* Neutralise Flatsome's older corporate-only dropdown ornaments. */
body.sino-unified-shell #sino-corporate-nav > ul > li::before,
body.sino-unified-shell #sino-corporate-nav > ul > li::after { display: none; }
body.sino-unified-shell #wrapper #header #sino-corporate-nav > ul > li > a::after { opacity: 0 !important; transform: scaleX(.6) !important; }
body.sino-unified-shell #wrapper #header #sino-corporate-nav > ul > :is(.sino-menu-current,.sino-submenu-open,:hover) > a::after { opacity: 1 !important; transform: scaleX(1) !important; }
body.sino-unified-shell #header #sino-corporate-nav li > ul.sub-menu { padding: 8px; border: 1px solid #e3e7e9; border-radius: 0 0 6px 6px; box-shadow: 0 8px 20px #18252f10; }
body.sino-unified-shell #header #sino-corporate-nav ul.sub-menu > li > a { min-height: 42px; padding: 10px 12px; color: #46525c; font: 400 13.5px/1.5 var(--sino-shell-font); letter-spacing: 0; }
body.sino-unified-shell #header #sino-corporate-nav ul.sub-menu > li > a:hover { background: #f1f4f5; color: #233642; }
body.sino-unified-shell .sino-shared-menu [aria-disabled=true] { opacity: .5; cursor: default; }
body.sino-unified-shell .sino-shared-menu :is(a,button):focus-visible { outline: 2px solid #8399a8; outline-offset: -3px; }
body.sino-unified-shell.sino-drawer-open { overflow: hidden; }
body.sino-unified-shell dialog.sino-menu-drawer { position: fixed; inset: 0 auto 0 0; width: min(340px,88vw); max-width: none; height: 100dvh; max-height: none; margin: 0; padding: 0 20px 24px; border: 0; background: #fff; color: #293742; box-shadow: 12px 0 36px #0f182328; overflow-y: auto; overscroll-behavior: contain; }
body.sino-unified-shell .sino-menu-drawer::backdrop { background: #12202c80; }
body.sino-unified-shell .sino-drawer-heading { display: flex; align-items: center; justify-content: space-between; height: 72px; border-bottom: 1px solid #e4e7e9; font: 500 17px/1.4 var(--sino-shell-font); }
body.sino-unified-shell .sino-drawer-heading button { width: 44px; height: 44px; min-height: 44px; margin: 0 -10px 0 0; padding: 0; border: 0; background: none; color: #43515b; font-size: 28px; font-weight: 400; line-height: 1; box-shadow: none; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu { position: static; display: block; width: auto; max-height: none; height: auto; margin: 0; padding: 12px 0; overflow: visible; border: 0; box-shadow: none; background: transparent; opacity: 1; visibility: visible; transform: none; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu > ul { display: block; }
body.sino-unified-shell dialog.sino-menu-drawer :is(#sino-corporate-nav,#stt-primary-nav,#smb-primary-nav) { position: static; display: block; max-height: none; padding: 12px 0; overflow: visible; box-shadow: none; border: 0; pointer-events: auto; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu > ul > li { display: grid; grid-template-columns: 1fr auto; border-bottom: 1px solid #edf0f1; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu > ul > li > a { display: flex; align-items: center; min-height: 50px; padding: 0; color: #34414b; font: 500 14px/1.5 var(--sino-shell-font); letter-spacing: .005em; text-transform: none; white-space: normal; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu > ul > li > a::after { display: none; }
body.sino-unified-shell .sino-menu-drawer .sino-submenu-toggle { width: 44px; height: 50px; margin: 0; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu li > ul.sub-menu { position: static; grid-column: 1 / -1; width: auto; min-width: 0; padding: 0 0 10px 10px; border: 0; box-shadow: none; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu ul.sub-menu > li > a { min-height: 44px; padding: 8px; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu > ul > .sino-submenu-open { border-bottom-color: #ccd4d9; }
body.sino-unified-shell .sino-menu-drawer .sino-shared-menu .sino-menu-current > a { color: var(--sino-menu-accent); }
@media (min-width:1025px) and (max-width:1150px) {
  body.sino-unified-shell .sino-shared-menu > ul { gap: 22px; }
  body.sino-unified-shell .sino-shared-menu > ul > li > a,
  body.sino-unified-shell #wrapper #header #sino-corporate-nav > ul > li > a { font-size: 13px; }
}
@media (prefers-reduced-motion:reduce) {
  body.sino-unified-shell .sino-shared-menu :is(a,svg),
  body.sino-unified-shell .sino-shared-menu a::after { transition: none !important; }
}
body.sino-unified-shell [data-sino-catalog-disclosure] { margin: 0 0 16px; padding: 0; border: 1px solid #e0e5e7; border-radius: 4px; background: #fff; }
body.sino-unified-shell [data-sino-catalog-disclosure] > summary { padding: 12px 16px; color: #34414b; cursor: pointer; font: 500 14px/1.5 var(--sino-shell-font); }
body.sino-unified-shell [data-sino-catalog-disclosure] > summary { display: flex; gap: 12px; align-items: center; margin: 0; list-style: none; }
body.sino-unified-shell [data-sino-catalog-disclosure] > summary::-webkit-details-marker { display: none; }
body.sino-unified-shell [data-sino-catalog-disclosure] > summary::after { content: '+'; margin-left: auto; font: 400 18px/1 var(--sino-shell-font); }
body.sino-unified-shell [data-sino-catalog-disclosure][open] > summary::after { content: '−'; }
body.sino-unified-shell [data-sino-catalog-disclosure] > form { margin: 0; padding: 12px 16px 16px; border: 0; box-shadow: none; }
body.sino-unified-shell .sino-filter-count { float: right; color: #687680; font-size: 12px; font-weight: 400; }
body.sino-unified-shell .smb-catalog-title { grid-column: 1 / -1; margin: 0; }
body.sino-unified-shell .smb-sidebar [data-sino-catalog-disclosure] nav { padding: 0 16px 12px; }
body.sino-unified-shell .smb-sidebar [data-sino-catalog-disclosure] nav h2 { display: none; }
body.sino-unified-shell .sino-division-footer .sino-site-footer { padding-top: 56px; background: #f3f2ef; border-top: 1px solid #e1dfd9; color: #505953; }
body.sino-unified-shell .sino-division-footer :is(.sino-footer-logo,.sino-footer-column h2) { color: #303c36; }
body.sino-unified-shell .sino-division-footer .sino-footer-column h2 { margin: 0; padding-top: 4px; font: 500 12px/1.4 var(--sino-shell-font); letter-spacing: .07em; text-transform: uppercase; }
body.sino-unified-shell .sino-division-footer .sino-footer-column ul { margin: 0; padding: 0; list-style: none; }
body.sino-unified-shell .sino-division-footer .sino-footer-column li { margin: 14px 0 0; padding: 0; font: 400 13px/1.5 var(--sino-shell-font); }
body.sino-unified-shell .sino-division-footer :is(.sino-footer-intro,.sino-footer-address,.sino-footer-contact-links a,.sino-footer-country,.sino-footer-column li,.sino-footer-meta) { color: #657068; }
body.sino-unified-shell .sino-division-footer .sino-footer-column h2::after { background: var(--stt-accent,var(--smb-accent,#617268)); }
body.sino-unified-shell .sino-division-footer .sino-footer-column a:hover { color: #263c2f; text-decoration: underline; }
body.sino-unified-shell .sino-division-footer .sino-footer-meta { border-top-color: #d9deda; }
body.sino-unified-shell .sino-division-footer .sino-footer-language-switcher a { color: #59655c; }
body.sino-unified-shell .sino-division-footer .sino-footer-language-switcher .current-lang > a::after { background: var(--stt-accent,var(--smb-accent,#617268)); }
body.sino-unified-shell .sino-division-copyright { padding: 16px var(--sino-shell-gutter); background: #f3f2ef; border-top: 1px solid #d9deda; color: #657068; text-align: center; font: 400 12px/1.5 var(--sino-shell-font); }
@media (max-width: 1024px) {
 body.sino-unified-shell #wrapper #header #masthead > .sino-corporate-main { grid-template-columns: minmax(0,1fr) 44px 88px; column-gap: 8px; }
 body.sino-unified-shell .sino-corporate-actions { gap: 4px; }
 body.sino-unified-shell .sino-corporate-actions a { min-width: 36px; padding: 0 2px; }
 body.sino-unified-shell .sino-corporate-actions a:last-child { min-width: 44px; gap: 2px; }
 body.sino-unified-shell .sino-account-label { display: none; }
 body.sino-unified-shell #sino-corporate-nav { display: none; }
 body.sino-unified-shell .sino-corporate-menu-toggle { display: flex; align-items: center; gap: 9px; height: 44px; min-height: 44px; margin: 0; padding: 0; border: 0; background: none; color: #d0d4d9; font: 500 13px/1.4 var(--sino-shell-font); text-transform: none; box-shadow: none; }
 body.sino-unified-shell .sino-corporate-menu-toggle > span { font-size: 20px; }
 body.sino-unified-shell #wrapper #header .sino-corporate-main [data-sino-shell-search] button { color: #d0d4d9; }
 body.sino-unified-shell #wrapper #header .sino-corporate-main [data-sino-shell-search].is-open input { top: var(--sino-shell-main); }
}
@media (max-width: 760px) {
 body.sino-unified-shell .stt-catalog-hero { padding: 20px 0; min-height: 0; }
 body.sino-unified-shell .stt-catalog-hero .stt-category-hero__inner { min-height: 0; padding-block: 0; gap: 16px; }
 body.sino-unified-shell .stt-catalog-hero h1 { margin: 10px 0 8px; font-size: 30px; line-height: 1.15; }
 body.sino-unified-shell .stt-catalog-hero .stt-category-hero__copy { padding: 0; display: block; }
 body.sino-unified-shell .stt-catalog-hero .stt-category-hero__copy p { margin: 0; font-size: 14px; line-height: 1.5; }
 body.sino-unified-shell .stt-catalog-hero figure { display: none; }
 body.sino-unified-shell .stt-category-products { padding-block: 20px 40px; }
 body.sino-unified-shell .smb-catalog-layout { display: flex; flex-direction: column; gap: 0; }
 body.sino-unified-shell .smb-sidebar { width: 100%; }
 body.sino-unified-shell .smb-catalog-title { width: 100%; margin: 0 0 16px; }
 body.sino-unified-shell .smb-catalog-title h1 { font-size: 30px; }
 body.sino-unified-shell .smb-sidebar [data-sino-catalog-disclosure] nav { padding: 0 16px 12px; }
 body.sino-unified-shell .smb-sidebar [data-sino-catalog-disclosure] nav h2 { display: none; }
 body.sino-unified-shell nav.sino-site-network.sino-site-network--shared { --sino-network-gap: 18px !important; }
}

/* Two-row header trial: native logo/menu/actions share one row after JS enhancement.
 * The earlier layout remains the no-JS/fallback-language baseline. */
body.sino-inline-shell { --sino-shell-main: 80px; --sino-shell-nav: 80px; }
body.sino-inline-shell .sino-inline-retired-row { display: none !important; }
body.sino-inline-shell .sino-inline-main,
body.sino-inline-shell #wrapper #header #masthead > .sino-inline-main {
  position: relative; display: grid; grid-template-columns: 160px minmax(0,1fr) 160px;
  grid-template-rows: var(--sino-shell-main); align-items: center; column-gap: 22px; row-gap: 0;
  height: var(--sino-shell-main); min-height: var(--sino-shell-main); padding-block: 0;
}
body.sino-inline-shell #wrapper #header #masthead,
body.sino-inline-shell #wrapper #header #masthead > .sino-inline-main {
  height: var(--sino-shell-main) !important; min-height: var(--sino-shell-main) !important;
}
body.sino-inline-shell .sino-inline-main > .sino-inline-brand,
body.sino-inline-shell #wrapper #header #logo.sino-inline-brand {
  grid-column: 1; grid-row: 1; width: auto; max-width: 160px; min-width: 0; margin: 0; justify-self: start;
}
body.sino-inline-shell .sino-inline-main > :is(#sino-corporate-nav,#stt-primary-nav,#smb-primary-nav) {
  grid-column: 2; grid-row: 1; position: static; width: 100%; min-width: 0; padding: 0;
  margin: 0; height: auto; max-height: none; overflow: visible;
}
body.sino-inline-shell .sino-inline-main .sino-shared-menu > ul,
body.sino-inline-shell #wrapper #header #sino-corporate-nav > ul { justify-content: center; gap: clamp(26px,2.3vw,32px); flex-wrap: nowrap; }
body.sino-inline-shell .sino-inline-main .sino-shared-menu > ul > li > a,
body.sino-inline-shell #wrapper #header #sino-corporate-nav > ul > li > a { font-size: 13.5px; white-space: nowrap; }
body.sino-inline-shell .sino-inline-main .sino-shared-menu > ul > li > a::after,
body.sino-inline-shell #wrapper #header #sino-corporate-nav > ul > li > a::after { bottom: 22px; }
body.sino-inline-shell .sino-inline-main > .sino-inline-toggle { display: none; }
body.sino-inline-shell .sino-inline-main > .sino-inline-tools {
  --sino-tool-size: 44px; --sino-tool-gap: 8px;
  grid-column: 3; grid-row: 1; justify-self: end; display: flex; align-items: center; gap: var(--sino-tool-gap);
}
body.sino-inline-shell .sino-inline-tools .sino-inline-actions { display: flex; align-items: center; gap: var(--sino-tool-gap); width: auto; }
body.sino-inline-shell .sino-inline-tools .sino-inline-actions > a,
body.sino-inline-shell .sino-inline-tools [data-sino-shell-search] > button {
  position: relative; display: flex; align-items: center; justify-content: center; box-sizing: border-box;
  flex: 0 0 var(--sino-tool-size); width: var(--sino-tool-size); min-width: var(--sino-tool-size);
  height: 44px; min-height: 44px; padding: 0; margin: 0; border: 0; border-radius: 4px;
  background: transparent; box-shadow: none;
}
body.sino-inline-shell .sino-inline-tools .sino-inline-actions > a:hover,
body.sino-inline-shell .sino-inline-tools [data-sino-shell-search] > button:hover { background: rgba(125,140,150,.10); }
body.sino-inline-shell .sino-inline-tools :is(a,button):focus-visible { outline: 2px solid #8399a8; outline-offset: 2px; }
body.sino-inline-shell .sino-inline-tools .sino-inline-actions svg,
body.sino-inline-shell .sino-inline-tools [data-sino-shell-search] > button > svg { flex: 0 0 20px; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; }
body.sino-inline-shell .sino-inline-tools :is(.stt-cart-count,.smb-cart-count,.sino-corporate-cart-count) {
  position: absolute; top: 2px; right: 0; min-width: 16px; height: 16px; padding: 0 3px;
  font-size: 10px; line-height: 16px; pointer-events: none;
}
body.sino-inline-shell .sino-inline-main :is(.stt-header-account > span,.smb-account-label,.sino-account-label) { display: none; }
body.sino-inline-shell .sino-inline-tools > [data-sino-shell-search],
body.sino-inline-shell #wrapper #header .sino-inline-tools > [data-sino-shell-search] {
  position: static; flex: 0 0 var(--sino-tool-size); width: var(--sino-tool-size); max-width: none;
  margin: 0; border: 0; background: transparent; border-radius: 0; box-shadow: none; z-index: 160;
}
body.sino-inline-shell #wrapper #header .sino-inline-main [data-sino-shell-search] > button { color: #d0d4d9; }
body.sino-inline-shell .sino-inline-main .sino-search-panel {
  position: absolute; top: 100%; right: 0; z-index: 160; display: flex; align-items: center; gap: 8px;
  width: min(520px,100%); margin: 0; padding: 12px; border: 1px solid #dce1e5;
  border-radius: 0 0 5px 5px; background: #fff; box-shadow: 0 8px 20px #18252f14;
}
body.sino-inline-shell .sino-inline-main .sino-search-panel[hidden] { display: none !important; }
body.sino-inline-shell .sino-inline-main [data-sino-shell-search] .sino-search-panel input[type="search"] {
  position: static; display: block; box-sizing: border-box; flex: 1; width: 0; min-width: 0; max-width: none; height: 44px;
  padding: 0 12px; margin: 0; border: 1px solid #d5dce1; border-radius: 3px;
  background: #fff; color: #27343f; box-shadow: none; font: 400 16px/1.4 var(--sino-shell-font);
  visibility: visible; opacity: 1; pointer-events: auto; transform: none;
}
body.sino-inline-shell .sino-inline-main [data-sino-shell-search] .sino-search-panel input:focus { outline: 2px solid #8399a8; outline-offset: 1px; }
body.sino-inline-shell .sino-inline-main [data-sino-shell-search] .sino-search-submit {
  flex: 0 0 auto; width: auto; min-width: 72px; height: 44px; min-height: 44px; padding: 0 14px;
  border: 0; border-radius: 3px; background: #354653; color: #fff;
  font: 500 13px/1.4 var(--sino-shell-font); text-transform: none; letter-spacing: 0;
}
body.sino-inline-shell.home .shm-home-hero-slider { height: max(600px,calc(100svh - var(--sino-shell-top) - var(--sino-shell-main))); }
@media (min-width:1200px) {
  body.sino-inline-shell .sino-inline-main > :is(#sino-corporate-nav,#stt-primary-nav,#smb-primary-nav) { display: block; }
}
@media (max-width:1199px) {
  body.sino-inline-shell { --sino-shell-top: 44px; --sino-shell-main: 72px; --sino-shell-nav: 44px; }
  body.sino-inline-shell .sino-inline-main,
  body.sino-inline-shell #wrapper #header #masthead > .sino-inline-main { grid-template-columns: 40px minmax(0,1fr) 132px; column-gap: 8px; }
  body.sino-inline-shell .sino-inline-main > .sino-inline-brand,
  body.sino-inline-shell #wrapper #header #logo.sino-inline-brand { grid-column: 2; }
  body.sino-inline-shell .sino-inline-main > :is(#sino-corporate-nav,#stt-primary-nav,#smb-primary-nav) { display: none !important; }
  body.sino-inline-shell .sino-inline-main > .sino-inline-toggle {
    grid-column: 1; grid-row: 1; display: grid; place-items: center; width: 40px; height: 44px; min-height: 44px;
    margin: 0; padding: 0; border: 0; background: none; box-shadow: none; font-size: 0; line-height: 1; color: inherit;
  }
  body.sino-inline-shell .sino-inline-toggle > :is(span,i) { font-size: 21px; font-style: normal; line-height: 1; }
  body.sino-inline-shell #wrapper #header .sino-inline-toggle { color: #d0d4d9; }
  body.sino-inline-shell .sino-inline-main > .sino-inline-tools { --sino-tool-size: 40px; --sino-tool-gap: 6px; }
}
@media (max-width:600px) {
  body.sino-inline-shell .sino-inline-main .sino-search-panel { width: 100%; padding: 10px; }
}
@media (max-width:379px) {
  body.sino-inline-shell .sino-inline-main,
  body.sino-inline-shell #wrapper #header #masthead > .sino-inline-main { grid-template-columns: 32px minmax(0,1fr) 116px; column-gap: 4px; }
  body.sino-inline-shell .sino-inline-main > .sino-inline-toggle { width: 32px; }
  body.sino-inline-shell .sino-inline-main :is(.stt-storefront-header__brand > span,.smb-brand > strong),
  body.sino-inline-shell #wrapper #header #logo a::before { font-size: 18px; }
  body.sino-inline-shell .sino-inline-main > .sino-inline-tools { --sino-tool-size: 36px; --sino-tool-gap: 4px; }
}