nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: border-color 0.3s;
}

nav.scrolled {
    border-color: var(--border-hover);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.nav-logo svg {
    width: 22px;
    height: 16px;
    filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.3));
}

.nav-logo .brand-name {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 2px;
}

.nav-logo .brand-dot {
    color: var(--green);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
    list-style: none;
}

.nav-links a {
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
    font-family: var(--font-mono);
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--green);
}

.nav-x-link {
    display: flex;
    align-items: center;
    padding: 6px;
    border-radius: 6px;
    transition: background 0.2s;
}

.nav-x-link:hover {
    background: rgba(255, 255, 255, 0.04);
}

.nav-x-link svg {
    width: 15px;
    height: 15px;
}

.nav-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--green);
    padding: 5px 12px;
    border: 1px solid rgba(0, 255, 136, 0.12);
    border-radius: 100px;
    background: rgba(0, 255, 136, 0.05);
}

.nav-status .pulse {
    width: 6px;
    height: 6px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 20px;
    height: 1.5px;
    background: var(--text-secondary);
    transition: all 0.3s;
}

.nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
}