/* Global Overflow Fix */
html,
body {
    overflow-x: hidden;
    width: 100%;
    position: relative;
    max-width: 100vw;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: block;
    height: 50px;
    /* Adjust based on logo ratio */
}

.logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-main);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
}

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

/* Language Toggle */
.lang-toggle {
    display: flex;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    margin-left: 1.5rem;
    padding-left: 1.5rem;
    border-left: 1px solid rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.lang-opt {
    color: var(--color-text-light);
    opacity: 0.6;
    transition: all var(--transition-fast);
}

.lang-opt:hover {
    opacity: 1;
}

.lang-opt.active {
    color: var(--color-accent);
    opacity: 1;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px;
    transition: all 0.3s ease-in-out;
}

.mobile-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
    /* Adjusted for perfect X */
}

/* Responsive Grids */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

/* Breakpoints */
@media (max-width: 992px) {

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header {
        background: rgba(255, 255, 255, 0.95);
        /* More solid on mobile */
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem 2rem;
        gap: 0.75rem;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.05);
        overflow-y: auto;
        /* Scroll if menu is long */
    }

    .nav-menu.open {
        transform: translateX(0);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .assets-grid {
        grid-template-columns: 1fr !important;
    }

    .lang-toggle {
        margin: 1.25rem 0;
        border: none;
        padding: 0;
        justify-content: center;
        width: 100%;
    }

    .container {
        width: 96%;
        padding: 0 0.5rem;
    }
}

/* Visibility Logic */
body.is-landing .subpage-contact-form {
    display: none !important;
}