.site-header{background:var(--bs-secondary-bg);border-top:3px solid var(--bs-border-color);border-bottom:1px solid var(--bs-border-color)}.header-inner{min-height:72px;padding-block:0;display:flex;flex-wrap:nowrap;align-items:center;justify-content:flex-start;gap:28px}.brand{flex:none;display:flex;flex-direction:column;gap:0;align-items:center;padding-block:8px}.brand-logo{display:block;width:96px;height:32px;object-fit:contain}[data-bs-theme=dark] .brand-logo{filter:invert(1)}.brand-caption{margin-top:0;font-size:8px;line-height:1.3;letter-spacing:.65px;color:var(--bs-secondary-color)}.top-nav{display:flex;align-items:center;align-self:stretch;gap:8px;width:auto;margin:0;order:0;overflow:visible;white-space:nowrap;font-size:14px}.top-nav>a{display:inline-flex;position:relative;align-items:center;justify-content:center;gap:8px;padding:0 11px;min-height:44px;font-weight:500;color:var(--bs-secondary-color);text-decoration:none}.nav-icon{flex:none}.top-nav .nav-icon{opacity:.85}.top-nav>a:hover,.top-nav>a[aria-current]{color:var(--bs-body-color);text-decoration:none}.top-nav>a[aria-current]{font-weight:600}.top-nav>a[aria-current]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:2px;background:currentColor}.header-controls{display:flex;align-items:center;flex:none;gap:16px;margin-left:auto}.language-dropdown{position:relative}.language-dropdown summary{display:flex;align-items:center;gap:6px;min-height:40px;padding:0 8px;font-size:13px;font-weight:500;cursor:pointer;list-style:none;border-radius:10px}.language-dropdown summary::-webkit-details-marker{display:none}.language-dropdown summary:focus-visible{outline:2px solid var(--bs-body-color);outline-offset:4px}.theme-toggle,.navigation-toggle{display:grid;place-items:center;width:40px;height:40px;padding:0;border:0;border-radius:10px;background:var(--bs-tertiary-bg);color:var(--bs-body-color);cursor:pointer}.theme-toggle:hover{background:var(--bs-border-color)}[data-bs-theme=light] #theme-toggle [data-theme-icon=light],[data-bs-theme=dark] #theme-toggle [data-theme-icon=dark]{display:flex}[data-bs-theme=light] #theme-toggle [data-theme-icon=dark],[data-bs-theme=dark] #theme-toggle [data-theme-icon=light]{display:none}.language-chevron{display:flex;color:var(--bs-secondary-color)}.language-chevron .nav-icon{width:14px;height:14px}.language-dropdown[open] .language-chevron{transform:rotate(180deg)}.language-panel{position:absolute;z-index:100;top:calc(100% + 12px);right:0;width:256px;max-width:calc(100vw - 40px);padding:8px;background:var(--bs-secondary-bg);border:1px solid var(--bs-border-color);border-radius:12px;box-shadow:var(--bs-box-shadow)}.language-switcher a{display:flex;align-items:center;gap:12px;width:100%;min-height:44px;padding:10px 12px;border:0;border-radius:7px;background:0 0;color:var(--bs-body-color);font:inherit;font-size:14px;text-align:left;text-decoration:none}.language-switcher a:hover,.language-switcher a[aria-current]{background:var(--bs-tertiary-bg);color:var(--bs-body-color);text-decoration:none}.language-heading{display:flex;align-items:center;gap:12px;margin-top:0;padding:8px 12px;color:var(--bs-secondary-color);font-size:12px}.language-switcher{display:grid;gap:2px}.language-code{width:20px;font-size:10px;color:var(--bs-secondary-color)}.language-switcher a .nav-icon{margin-left:auto;width:16px;height:16px}.navigation-toggle{display:none;padding:0;border:0;cursor:pointer}.menu-close-icon,.navigation-toggle[aria-expanded=true] .menu-open-icon{display:none}.navigation-toggle[aria-expanded=true] .menu-close-icon{display:flex}.menu-open-icon{display:flex}@media(max-width:1100px){.header-inner{min-height:72px;flex-wrap:wrap;gap:0 20px;padding-block:8px}.navigation-toggle{display:grid}.top-nav{order:3;display:flex;flex-direction:column;align-items:stretch;width:100%;gap:4px;padding:12px 0 4px;margin:8px 0 0;border-top:1px solid var(--bs-border-color);overflow:visible;white-space:normal}.navigation-ready .top-nav:not(.is-open){display:none}.top-nav>a{justify-content:flex-start;padding:12px;border-radius:7px}.top-nav>a[aria-current]{background:var(--bs-tertiary-bg)}.top-nav>a[aria-current]::after{top:10px;bottom:10px;left:0;right:auto;width:3px;height:auto}}@media(max-width:700px){.header-inner{gap:0 12px}.header-controls{gap:8px}.language-panel{right:-96px}}