.footer {
    background-color: #030712;
    position: relative;
    overflow: hidden;
    color: var(--color-neutral-400);
    padding-top: var(--spacing-3xl);
    padding-bottom: var(--spacing-lg);
}

.ambient {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.ambient .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.15;
    animation: float 25s ease-in-out infinite;
}

.ambient .orb:nth-child(1) {
    width: 1000px;
    height: 1000px;
    background: #3b82f6;
    top: -400px;
    right: -300px;
    animation-delay: 0s;
}

.ambient .orb:nth-child(2) {
    width: 750px;
    height: 750px;
    background: var(--color-secondary);
    bottom: -250px;
    left: -200px;
    animation-delay: -12s;
}

.ambient .orb:nth-child(3) {
    width: 400px;
    height: 400px;
    background: #1d4ed8;
    top: 30%;
    left: 30%;
    animation-delay: -5s;
    opacity: 0.08;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -50px) scale(1.05); }
    66% { transform: translate(-30px, 30px) scale(0.95); }
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer__logo-img {
    height: 48px;
    width: auto;
    margin-bottom: var(--spacing-md);
    display: block;
}

.footer__brand-description {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    max-width: 300px;
}

.footer__column-title {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    color: var(--color-neutral-100);
    margin-bottom: var(--spacing-md);
}

.footer__link {
    display: block;
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: var(--color-neutral-400);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-secondary);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-neutral-400);
}

.footer__contact-item svg {
    fill: var(--color-neutral-400);
    flex-shrink: 0;
    transition: fill var(--transition-fast);
}

.footer__contact-item a {
    color: var(--color-neutral-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__contact-item:hover svg,
.footer__contact-item a:hover {
    color: var(--color-secondary);
    fill: var(--color-secondary);
}

.footer__bottom {
    border-top: 1px solid var(--color-neutral-800);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: var(--font-size-sm);
    max-width: var(--container-2xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
    position: relative;
    z-index: 1;
}