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cubic-bezier(.4,0,.2,1);white-space:nowrap}.header-language-option:hover{color:var(--primary-color);background:var(--primary-light)}.header-language-option.active{color:var(--primary-color);background:var(--primary-light);font-weight:600}.header-language-option:active{opacity:.8}.theme-toggle-button{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:none;border-radius:var(--radius-sm);color:var(--text-secondary);transition:all .2s cubic-bezier(.4,0,.2,1);cursor:pointer;flex-shrink:0}.theme-toggle-button:hover{color:var(--primary-color);background:var(--primary-light);transform:scale(1.1)}.theme-toggle-button:active{transform:scale(.95)}.theme-toggle-button svg{transition:transform .3s cubic-bezier(.4,0,.2,1)}.theme-toggle-button:hover svg{transform:rotate(15deg)}@media (max-width: 1024px){.header-content{padding:16px 24px}.header-title{font-size:22px;letter-spacing:-.2px}}@media (max-width: 900px){.header-content{gap:8px;justify-content:center}.header-title{flex-basis:100%;width:100%;margin-bottom:4px;text-align:center}.header-actions{flex-basis:100%;width:100%;justify-content:center}.header-languages{justify-content:center}}@media (max-width: 768px){.header-content{padding:12px 20px;justify-content:center}.header-title{display:none}.header-actions{gap:8px;width:auto;flex-basis:auto}.header-languages-desktop{display:none}.header-language-select{display:block}.theme-toggle-button{width:32px;height:32px}.theme-toggle-button svg{width:18px;height:18px}}@media (max-width: 480px){.header-content{padding:12px 16px}.header-title{font-size:18px}.header-actions{gap:8px;justify-content:center}.header-language-select{min-width:110px;font-size:13px;padding:5px 30px 5px 10px;background-size:11px 7px;background-position:right 8px center}.theme-toggle-button{width:32px;height:32px}.theme-toggle-button svg{width:16px;height:16px}}@media (max-width: 360px){.header-content{padding:10px 12px}.header-title{font-size:17px}.header-actions{gap:6px}.header-language-select{min-width:100px;font-size:12px;padding:4px 28px 4px 8px;background-size:10px 6px;background-position:right 7px center}.theme-toggle-button{width:30px;height:30px}.theme-toggle-button svg{width:15px;height:15px}}