/* Navigation Styles */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-header.scrolled {
    background: rgba(0, 0, 0, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-branding {
    z-index: 1001;
}

.site-title {
    margin: 0;
}

.site-title a {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
    letter-spacing: 2px;
}

.site-title a:hover {
    opacity: 0.8;
}

.custom-logo-link {
    display: block;
    max-width: 180px;
    height: 50px;
    transition: opacity 0.3s ease;
}

.custom-logo-link:hover {
    opacity: 0.8;
}

.custom-logo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.nav-menu-container {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 40px;
}

.nav-menu li {
    margin: 0;
    position: relative;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 10px 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-yellow);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent-yellow);
}

.nav-menu a:hover::after {
    width: 100%;
}

.header-social-links {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 10px;
}

.header-social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.header-social-link:hover {
    color: var(--accent-yellow);
    border-color: var(--accent-yellow);
    background: rgba(212, 225, 87, 0.1);
}

.header-social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.header-social-icon svg {
    width: 18px;
    height: 18px;
    display: block;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 30px;
    height: 3px;
    background: var(--white);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(11px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-11px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-container {
        padding: 15px 20px;
        justify-content: flex-start;
        gap: 10px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu-container {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--dark, #1a1a1a);
        padding: 100px 40px 40px;
        transition: right 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
    }

    .nav-menu-container.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu a {
        display: block;
        padding: 20px 0;
        font-size: 1.2rem;
    }

    .site-title a {
        font-size: 1.5rem;
    }

    .header-social-links {
        margin-left: auto;
        gap: 6px;
    }

    .header-social-link {
        width: 36px;
        height: 36px;
    }

    .header-social-icon svg {
        width: 16px;
        height: 16px;
    }
}

/* Submenu styles (if needed) */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--dark, #1a1a1a);
    padding: 20px;
    list-style: none;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-soft);
    border-radius: 10px;
}

.nav-menu li:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu a {
    padding: 10px 0;
    display: block;
}

@media (max-width: 768px) {
    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0 0 0 20px;
        margin-top: 10px;
    }
}