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44px;inline-size:44px;min-block-size:44px;margin:0;cursor:pointer}.theme-mode-input{position:absolute;inset:0;inline-size:100%;block-size:100%;margin:0;opacity:0;z-index:1;cursor:pointer}.theme-choice{display:flex;align-items:center;justify-content:center;inline-size:44px;min-block-size:44px;block-size:44px;border:1px solid var(--theme-control-line);background:var(--surface);color:var(--theme-control-ink)}.theme-mode-label:first-child .theme-choice{border-start-start-radius:.5rem;border-end-start-radius:.5rem}.theme-mode-label:last-child .theme-choice{border-start-end-radius:.5rem;border-end-end-radius:.5rem}.theme-choice svg{display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;inline-size:22px;block-size:22px;flex:none}.theme-mode-input:checked+.theme-choice{background:var(--theme-control-selected);color:var(--theme-control-on-selected);border:2px solid currentColor;box-shadow:inset 0 0 0 1px var(--theme-control-selected)}.theme-mode-input:focus-visible+.theme-choice{outline:3px solid var(--focus);outline-offset:3px;position:relative;z-index:2}.theme-mode-input:hover+.theme-choice{border-color:var(--theme-control-selected)}.theme-controls:disabled .theme-mode-label,.theme-controls:disabled .theme-mode-input{cursor:default}.theme-sr-only{position:absolute!important;inline-size:1px!important;block-size: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}header .language-picker summary,header .nav-link,header 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.language-picker{position:relative;z-index:20}.language-picker summary{display:flex;align-items:center;gap:.65rem;min-height:44px;padding:.55rem .75rem;border:1px solid var(--border-strong);border-radius:.65rem;list-style:none;cursor:pointer;color:var(--text);background:var(--surface);font:inherit;line-height:1.3}.language-picker summary::-webkit-details-marker{display:none}.language-picker summary:after{content:"⌄";font-size:1.1em}.language-picker[open] summary:after{content:"⌃"}.language-picker summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.language-options{position:absolute;inset-inline-end:0;inset-block-start:calc(100% + .5rem);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.35rem;width:22rem;max-width:calc(100vw - 2rem);padding:.6rem;border:1px solid var(--border-strong);border-radius:.8rem;background:var(--surface);box-shadow:var(--shadow);margin:0;list-style:none}.language-options a{display:flex;align-items:center;justify-content:space-between;gap:.7rem;min-height:48px;padding:.6rem .8rem;border-radius:.45rem;text-decoration:none;color:var(--text)}.language-options a:hover,.language-options a[aria-current]{background:var(--surface-soft);color:var(--brand-primary)}.language-options a:focus-visible{outline:3px solid var(--focus);outline-offset:0}.language-options [lang=ar]{font-family:inherit}.translation-note{margin-block:1rem 1.5rem;font-size:.95rem;color:var(--muted)}header .nav{gap:.35rem}header nav{max-width:100%}@media(max-width:480px){header .nav{justify-content:center}.language-options{width:19rem;inset-inline-end:-3.5rem}.header-brand{margin-inline:auto}}@media(forced-colors:active){.language-options a[aria-current]{outline:2px solid Highlight}.language-picker summary{border:1px solid ButtonText}}

@media(max-width:480px){header nav{position:relative;width:min(22rem,calc(100vw - 2rem))}header .nav{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.5rem}header .nav-link{display:block;text-align:center}header .nav .theme-slot{justify-self:center;margin-inline:0}header .language-picker{position:static}header .language-picker summary{justify-content:center;padding-inline:.65rem}header .language-options{inset-inline-start:auto;inset-inline-end:auto;left:50%;transform:translateX(-50%);width:min(22rem,calc(100vw - 2rem));max-width:calc(100vw - 2rem);box-sizing:border-box}}

.theme-slot{min-inline-size:44px;inline-size:44px}.theme-toggle-button{box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;flex:0 0 44px;inline-size:44px;block-size:44px;min-inline-size:44px;min-block-size:44px;margin:0;padding:10px;border:1px solid var(--border-strong,var(--line));border-radius:.65rem;color:var(--text,var(--ink));background:var(--surface);font:inherit;line-height:1;cursor:pointer}.theme-toggle-button svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;inline-size:22px;block-size:22px;flex:none}.theme-toggle-button [data-theme-icon]{display:none}html:not([data-theme-mode]) .theme-toggle-button [data-theme-icon=light],html[data-theme-mode=light] .theme-toggle-button [data-theme-icon=light],html[data-theme-mode=dark] .theme-toggle-button [data-theme-icon=dark],html[data-theme-mode=system] .theme-toggle-button [data-theme-icon=system]{display:block}.theme-toggle-button:hover{border-color:var(--brand-primary,var(--accent))}.theme-toggle-button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.theme-toggle-button:disabled{cursor:default;opacity:1}.site-header .header-actions>.theme-toggle-button{justify-self:end}@media(forced-colors:active){.theme-toggle-button{border-color:ButtonText;color:ButtonText;background:ButtonFace}.theme-toggle-button:focus-visible{outline-color:Highlight}}@media print{.theme-toggle-button{display:none}}