.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--nav-bg-solid);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--nav-border);
    z-index: 1000;
    transition: var(--transition-smooth);
    transform: translateZ(0);
}
.navbar.scrolled {
    background: var(--nav-bg-solid);
}
html.rc-lite .navbar {
    background: var(--nav-bg-solid);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
.scroll-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--gradient-warm);
    width: 0%;
    transition: width 0.1s linear;
}
.nav-section-label {
    display: none;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    white-space: nowrap;
}
@media (min-width: 1024px) {
    .nav-section-label {
        display: block;
        position: absolute;
        right: 24px;
        bottom: 4px;
        opacity: 0.6;
    }
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}
.nav-logo {
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}
.nav-logo:hover {
    transform: translateY(-2px) scale(1.05);
}
.logo-img {
    height: 40px;
    width: auto;
    filter: brightness(1.1) contrast(1.1);
    transition: var(--transition-smooth);
}
.logo-img:hover {
    filter: brightness(1.3) contrast(1.2) drop-shadow(0 0 10px rgba(36, 86, 214, 0.5));
}
.nav-menu {
    display: flex;
    gap: 32px;
    list-style: none;
}
.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
    position: relative;
}
.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}
.footer-social {
    display: flex;
    gap: 10px;
}
.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}
.footer-social a:hover {
    color: var(--accent-gold);
    background: rgba(233, 185, 73, 0.08);
}
.social-icon-image {
    border-radius: 4px;
    opacity: 0.75;
    transition: var(--transition-fast);
}
html.rc-light .social-icon-image {
    filter: brightness(0);
}
.footer-social a:hover .social-icon-image {
    opacity: 1;
}
.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    flex: none;
    padding: 0;
    transition: var(--transition-fast);
}
.theme-toggle:hover {
    color: var(--accent-gold);
    background: rgba(233, 185, 73, 0.08);
}
.theme-toggle:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}
.theme-toggle svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -9px 0 0 -9px;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
}
.theme-toggle .icon-moon { transform: translateY(0) rotate(0); opacity: 1; }
.theme-toggle .icon-sun { transform: translateY(150%) rotate(-45deg); opacity: 0; }
html.rc-light .theme-toggle .icon-moon { transform: translateY(-150%) rotate(45deg); opacity: 0; }
html.rc-light .theme-toggle .icon-sun { transform: translateY(0) rotate(0); opacity: 1; }
html.rc-lite .theme-toggle svg { transition: none; }
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 8px;
    border-radius: 8px;
    border: 1px solid rgba(233, 185, 73, 0.25);
    background: rgba(233, 185, 73, 0.06);
    transition: var(--transition-smooth);
}
.hamburger:hover {
    transform: scale(1.08);
    border-color: rgba(233, 185, 73, 0.5);
    background: rgba(233, 185, 73, 0.12);
    box-shadow: 0 0 12px rgba(233, 185, 73, 0.15);
}
.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--accent-gold);
    transition: var(--transition-fast);
    border-radius: 2px;
}
.hamburger.active {
    border-color: var(--accent-gold);
    background: rgba(233, 185, 73, 0.15);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
@media (max-width: 768px) {
    .nav-menu.mobile-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--nav-bg-solid);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        padding: 20px 24px 28px;
        gap: 4px;
        border-top: 2px solid var(--accent-gold);
        max-height: 80vh;
        overflow-y: auto;
        animation: menuSlideDown 0.3s ease-out;
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
    }
    .nav-menu.mobile-open .nav-link {
        padding: 14px 16px;
        font-size: 15px;
        border-radius: 8px;
        color: var(--text-secondary);
        transition: all 0.25s ease;
        border-left: 3px solid transparent;
    }
    .nav-menu.mobile-open .nav-link:hover,
    .nav-menu.mobile-open .nav-link.active {
        color: var(--accent-gold-light);
        background: rgba(233, 185, 73, 0.08);
        border-left-color: var(--accent-gold);
    }
    @keyframes menuSlideDown {
        from { opacity: 0; transform: translateY(-10px); }
        to { opacity: 1; transform: translateY(0); }
    }
}