/* Collapsible Header for Profile Pages */

/* Header Toggle Button - centered and arrow-styled for profile pages */
.header-toggle {
    position: fixed;
    top: var(--space-3);
    left: 50%;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    box-shadow: 0 2px 8px var(--shadow);
    transform: translateX(-50%);
}

.header-toggle:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    box-shadow: 0 4px 12px var(--shadow-lg);
}

.header-toggle:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Move button down when header is expanded */
.site-header__content.collapsible-on-profile.show ~ .header-toggle,
.header-toggle[aria-expanded="true"] {
    top: calc(42px + var(--space-3));
}

/* Arrow Icon */
.header-toggle__arrow {
    display: inline-block;
    transition: transform 0.2s ease;
    width: 16px;
    height: 16px;
}

.header-toggle__arrow svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Animated state when expanded - arrow points up */
.header-toggle[aria-expanded="true"] .header-toggle__arrow {
    transform: rotate(180deg);
}

/* Standard header - but collapsible on profile pages */
.site-header__content.collapsible-on-profile {
    /* Hidden by default on profile pages */
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
}

.site-header__content.collapsible-on-profile.show {
    /* Show full header when toggled */
    max-height: 200px; /* Adjust based on actual header height */
    padding: var(--space-1) 0;

}

/* Normal header display for non-profile pages */
.site-header__content:not(.collapsible-on-profile) {
    /* Standard header display */
    max-height: none;
    overflow: visible;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .header-toggle {
        top: var(--space-2);
        width: 28px;
        height: 28px;
    }
    
    .header-toggle__arrow {
        width: 14px;
        height: 14px;
    }
    
    .site-header__content.collapsible-on-profile.show {
        max-height: 300px; /* Larger max-height for mobile */
    }
    
    /* Move button down when header is expanded - mobile */
    .site-header__content.collapsible-on-profile.show ~ .header-toggle,
    .header-toggle[aria-expanded="true"] {
        top: calc(46px + var(--space-2));
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .header-toggle__arrow,
    .site-header__content.collapsible-on-profile {
        transition: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .header-toggle {
        border: 2px solid currentColor;
    }
}

/* Dark theme adjustments */
[data-theme="dark"] .header-toggle,
[data-theme="system"].system-dark .header-toggle {
    background: var(--bg-secondary);
    border-color: var(--border);
}

[data-theme="dark"] .header-toggle:hover,
[data-theme="system"].system-dark .header-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}