.brand-logo {
    background: rgba(255,255,255,0.12);
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    overflow: hidden;
}
.brand-logo img {
    width: 70%;
    height: 70%;
    object-fit: contain;
}

.brand-logo--sm  { width: 48px; height: 48px; border-radius: 14px; }
.brand-logo--md  { width: 56px; height: 56px; border-radius: 16px; }
.brand-logo--lg  { width: 72px; height: 72px; border-radius: 20px; }

.nav-credits {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 700;
    color: rgba(255,255,255,0.8);
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(250,204,21,0.12);
    white-space: nowrap;
}
.nav-credits #navCreditsCount,
.nav-credits .nav-credits-count-mobile {
    color: #34d399;
    font-weight: 800;
}

/* Mobile credits badge: hidden on desktop, shown on mobile via media query */
.nav-credits--mobile { display: none !important; }

/* Hamburger button: hidden on desktop */
.nav-hamburger {
    display: none;
    background: none; border: none; cursor: pointer;
    flex-direction: column; justify-content: center; align-items: center;
    gap: 4px; padding: 6px; border-radius: 6px;
    transition: background 0.2s;
    flex-shrink: 0;
}
.nav-hamburger:hover { background: rgba(255,255,255,0.08); }
.nav-hamburger span {
    display: block; width: 18px; height: 2px;
    background: rgba(255,255,255,0.7); border-radius: 2px;
    transition: all 0.25s;
}

/* Mobile menu overlay */
.mobile-menu-overlay {
    display: none; position: fixed; inset: 0; z-index: 998;
    background: rgba(0,0,0,0.5); backdrop-filter: blur(4px);
    opacity: 0; transition: opacity 0.3s;
}
.mobile-menu-overlay.open { display: block; opacity: 1; }

/* Mobile slide-in menu */
.mobile-menu {
    display: none; position: fixed; top: 0; right: 0; bottom: 0;
    width: 280px; max-width: 85vw; z-index: 999;
    background: rgba(25,35,65,0.97);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    transform: translateX(100%); transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
    border-left: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu.open { display: flex; transform: translateX(0); }

.mobile-menu-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu-close {
    background: none; border: none; cursor: pointer;
    color: rgba(255,255,255,0.5); font-size: 20px;
    padding: 4px 8px; border-radius: 6px;
    transition: all 0.2s;
}
.mobile-menu-close:hover { color: rgba(255,255,255,0.9); background: rgba(255,255,255,0.08); }

.mobile-menu-body {
    flex: 1; overflow-y: auto; padding: 12px 16px;
    display: flex; flex-direction: column; gap: 2px;
}
.mobile-menu-user {
    color: rgba(255,255,255,0.5); font-size: 13px; font-weight: 500;
    padding: 10px 12px; display: flex; align-items: center; gap: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    margin-bottom: 6px;
}
.mobile-menu-link {
    display: flex; align-items: center; gap: 10px;
    color: rgba(255,255,255,0.6); font-size: 14px; font-weight: 600;
    text-decoration: none; padding: 12px 14px; border-radius: 10px;
    transition: all 0.2s;
}
.mobile-menu-link i { width: 18px; text-align: center; font-size: 14px; }
.mobile-menu-link:hover { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.85); }
.mobile-menu-link.active { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.9); }

.mobile-menu-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex; justify-content: center;
}

@media (max-width: 768px) {
    .nav-links { display: none !important; }
    .nav-hamburger { display: flex; }
    .nav-credits--mobile { display: inline-flex !important; }
    .top-nav { gap: 10px; }
}