main {
    margin: var(--space-7) auto;
    max-width: var(--content-max-width);
    padding: 0 var(--space-4) var(--space-8);
    width: 100%;
}

.content-section + .content-section {
    margin-top: var(--space-6);
}

.two-column-layout {
    align-items: start;
    display: grid;
    gap: var(--space-5);
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.column-text,
.column-graphic {
    min-width: 0;
}

.grid-container {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

header {
    backdrop-filter: blur(12px);
    background: rgba(10, 15, 27, 0.76);
    border-bottom: 1px solid var(--color-border-subtle);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
}

.main-nav {
    align-items: center;
    display: flex;
    gap: var(--space-4);
    justify-content: space-between;
    margin: 0 auto;
    max-width: var(--content-max-width);
    padding: var(--space-3) var(--space-4);
}

.logo img {
    filter: drop-shadow(0 0 10px rgba(0, 246, 255, 0.15));
    height: 44px;
    transition: transform var(--transition-fast), filter var(--transition-fast);
}

.logo:hover img {
    filter: drop-shadow(0 0 12px rgba(0, 246, 255, 0.25));
    transform: translateY(-1px);
}

.nav-links {
    align-items: center;
    display: flex;
    flex-wrap: nowrap;
    gap: clamp(0.55rem, 2vw, 1.2rem);
    list-style: none;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    color: var(--color-text-secondary);
    display: inline-block;
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    padding: var(--space-2) 0;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.nav-links a::after {
    background: var(--brand-gradient);
    bottom: 0;
    content: '';
    height: 2px;
    left: 0;
    position: absolute;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-fast);
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
    color: #fff;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-more-trigger {
    cursor: pointer;
}

.nav-more-dropdown {
    background: rgba(15, 21, 36, 0.96);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    display: none;
    list-style: none;
    min-width: 220px;
    opacity: 0;
    padding: var(--space-2) 0;
    position: absolute;
    right: 0;
    top: calc(100% + var(--space-2));
    transform: translateY(-6px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: 140;
}

.nav-more-trigger.open .nav-more-dropdown {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.nav-more-dropdown li {
    padding: 0 var(--space-3);
}

.nav-more-dropdown a {
    display: block;
    width: 100%;
}

.nav-more-dropdown a::after {
    display: none;
}

.burger {
    cursor: pointer;
    display: none;
}

.burger div {
    background-color: var(--color-text-primary);
    border-radius: 2px;
    height: 2px;
    margin: 5px;
    transition: all var(--transition-fast);
    width: 24px;
}

footer {
    background: rgba(8, 13, 25, 0.84);
    border-top: 1px solid var(--color-border-subtle);
    margin-top: var(--space-8);
    padding: var(--space-6) var(--space-4) var(--space-4);
}

.footer-content {
    margin: 0 auto;
    max-width: var(--content-max-width);
}

.footer-grid {
    display: grid;
    gap: var(--space-5);
    grid-template-columns: minmax(220px, 1.2fr) repeat(3, minmax(150px, 1fr));
}

.footer-brand img {
    height: 52px;
    margin-bottom: var(--space-3);
}

.footer-column h3 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: var(--space-3);
}

.footer-column p,
.footer-column li,
.footer-column a {
    color: var(--color-text-muted);
    font-size: 0.93rem;
    text-decoration: none;
}

.footer-column ul {
    display: grid;
    gap: var(--space-2);
    list-style: none;
}

.footer-column a:hover {
    color: var(--color-text-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(140, 157, 184, 0.2);
    color: var(--color-text-muted);
    margin: var(--space-5) auto 0;
    max-width: var(--content-max-width);
    padding-top: var(--space-3);
    text-align: center;
}

@media screen and (max-width: 1024px) {
    .two-column-layout {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(180px, 1fr));
    }
}

@media screen and (max-width: 768px) {
    main {
        margin-top: var(--space-6);
        padding: 0 var(--space-3) var(--space-7);
    }

    .main-nav {
        padding: var(--space-3);
    }

    .nav-links {
        background: rgba(8, 12, 23, 0.98);
        border-left: 1px solid var(--color-border-subtle);
        flex-direction: column;
        gap: var(--space-4);
        height: 100vh;
        justify-content: center;
        position: fixed;
        right: 0;
        top: 0;
        transform: translateX(100%);
        transition: transform var(--transition-medium);
        width: min(76vw, 360px);
        z-index: 120;
    }

    .nav-links.nav-active {
        transform: translateX(0);
    }

    .nav-links li {
        display: list-item !important;
    }

    .nav-links li.nav-more-trigger {
        display: none !important;
    }

    .burger {
        display: block;
        position: relative;
        z-index: 140;
    }

    .toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .toggle .line2 {
        opacity: 0;
    }

    .toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}