/* ==================== SCROLL TO TOP ==================== */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    z-index: 90;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.scroll-top svg {
    width: 20px;
    height: 20px;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

@media (max-width: 767px) {
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        border-radius: 10px;
    }
}

/* ==================== FOOTER ==================== */
.footer {
    padding: 40px var(--container-padding);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.footer__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

@media (min-width: 768px) {
    .footer__inner {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer__copyright {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text-muted);
}

.footer__links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.footer__link {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
}

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

.footer__link::before {
    content: '_';
    color: var(--color-accent);
}