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768px){.footer__content{flex-direction:row;justify-content:space-between;text-align:left}}.footer__copyright{font-size:var(--text-sm);color:var(--color-text-muted)}.footer__links{display:flex;gap:1.5rem}.footer__links a{font-size:var(--text-sm);color:var(--color-text-secondary)}.footer__links a:hover{color:var(--color-accent)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0, 0, 0, 0);white-space:nowrap;border:0}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mt-0{margin-top:0}.mb-0{margin-bottom:0}.header{z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:var(--color-bg);border-bottom:1px solid var(--color-border)}@media (min-width: 768px){.header{padding:1rem 2rem}}.layout--fixed-header .header{position:sticky;top:0;backdrop-filter:blur(10px)}.layout:not(.layout--fixed-header) .header{position:relative}.header__left{display:flex;align-items:center;gap:.75rem}.header__logo{display:flex;align-items:center;gap:.75rem;font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-text)}.header__logo svg,.header__logo img{width:32px;height:32px}.sidebar-toggle{display:none;align-items:center;justify-content:center;width:40px;height:40px;color:var(--color-text-secondary);background:rgba(0,0,0,0);border:1px solid var(--color-border);border-radius:8px;cursor:pointer;transition:all .2s ease}@media (min-width: 1024px){.sidebar-toggle{display:flex}}.sidebar-toggle:hover{color:var(--color-text);background:var(--color-bg-surface);border-color:var(--color-accent)}.sidebar-toggle svg{width:20px;height:20px}.sidebar-toggle .sidebar-toggle__icon--closed{display:none}.sidebar-toggle[aria-expanded=false] .sidebar-toggle__icon--open{display:none}.sidebar-toggle[aria-expanded=false] 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