/* A1 Navigation Preferences 1.0.0. Context supplies semantic colors. */
.a1-navbar-tools{display:flex;align-items:center;gap:6px;flex-shrink:0;color:inherit}
.a1-theme-toggle,.a1-language>summary{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:44px;height:44px;padding:0 12px;border:1px solid var(--a1-nav-line,var(--line,#dedbd5));border-radius:99px;background:transparent;color:inherit;font-family:inherit;font-size:13px;font-weight:400;line-height:1.2;cursor:pointer;list-style:none;text-decoration:none}
.a1-theme-toggle{padding:0;width:44px}.a1-language>summary::-webkit-details-marker{display:none}
.a1-theme-toggle[hidden]{display:none}
.a1-navbar-tools svg{display:block;flex-shrink:0;width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.a1-navbar-tools .a1-chevron{width:12px;height:12px}.a1-language{position:relative}.a1-language[open]>summary{background:var(--a1-nav-soft,var(--soft,#edeae4))}
.a1-language-options{position:absolute;right:0;top:calc(100% + 8px);z-index:90;min-width:170px;padding:6px;border:1px solid var(--a1-nav-line,var(--line,#dedbd5));border-radius:14px;background:var(--a1-nav-surface,var(--paper,#faf9f6));color:var(--a1-nav-ink,var(--ink,#131519));box-shadow:0 12px 32px #00000016}
.a1-language-options a{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;padding:10px 12px;border-radius:9px;color:inherit;font-size:14px;line-height:1.35;text-decoration:none;white-space:nowrap}
.a1-language-options a:hover,.a1-language-options a:focus-visible{background:var(--a1-nav-soft,var(--soft,#edeae4))}.a1-language-options [aria-current=page]::after{content:'✓';font-size:13px}
.a1-navbar-tools :focus-visible{outline:2px solid var(--a1-nav-focus,var(--focus,currentColor));outline-offset:4px}.a1-navbar-tools button:hover,.a1-language>summary:hover{background:var(--a1-nav-soft,var(--soft,#edeae4))}
.a1-theme-toggle .a1-sun{display:none}html[data-theme=dark] .a1-theme-toggle .a1-moon{display:none}html[data-theme=dark] .a1-theme-toggle .a1-sun{display:block}
@media(prefers-reduced-motion:reduce){.a1-navbar-tools *{transition:none!important}}