.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.625rem;
    border: 1px solid rgba(132, 78, 224, 0.35);
    background: #ffffff;
    color: #111827;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 2px 8px rgba(132, 78, 224, 0.12);
    -webkit-tap-highlight-color: transparent;
}

@media (max-width: 767px) {
    .mobile-menu-btn {
        display: inline-flex !important;
    }
}

.mobile-menu-btn:hover,
.mobile-menu-btn:focus-visible {
    background: rgba(132, 78, 224, 0.08);
    border-color: rgba(132, 78, 224, 0.45);
    outline: none;
}

.mobile-menu-btn svg {
    width: 1.375rem;
    height: 1.375rem;
    pointer-events: none;
}

.mobile-menu-btn .mobile-menu-close {
    display: none;
}

.mobile-menu-btn[aria-expanded="true"] .mobile-menu-icon {
    display: none;
}

.mobile-menu-btn[aria-expanded="true"] .mobile-menu-close {
    display: block;
}

.mobile-nav-panel {
    display: block;
    border-top: 1px solid rgba(132, 78, 224, 0.12);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 0.5rem 1rem 1rem;
    box-shadow: 0 10px 28px rgba(132, 78, 224, 0.1);
}

.mobile-nav-panel[hidden] {
    display: none !important;
}

.mobile-nav-link {
    display: block;
    padding: 0.875rem 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: #374151;
    text-decoration: none;
    border-bottom: 1px solid rgba(132, 78, 224, 0.08);
    transition: color 0.15s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.is-active,
.mobile-nav-link[aria-current="page"] {
    color: #844ee0;
}

.mobile-nav-link[aria-current="page"],
.mobile-nav-link.is-active {
    font-weight: 600;
}

.mobile-nav-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.875rem;
    padding-top: 0.25rem;
}

.mobile-nav-signin {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    color: #4b4b6b;
    border: 1px solid rgba(132, 78, 224, 0.25);
    border-radius: 0.5rem;
    background: #ffffff;
}

.mobile-nav-cta {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    color: #ffffff;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, #844ee0, #a06af0);
    box-shadow: 0 4px 14px rgba(132, 78, 224, 0.3);
}

body.mobile-nav-open {
    overflow: hidden;
}

body.mobile-nav-open #site-header {
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(132, 78, 224, 0.12) !important;
}

@media (min-width: 768px) {
    .mobile-menu-btn,
    .mobile-nav-panel {
        display: none !important;
    }
}