.footer {
    background: linear-gradient(180deg, #eaf0ff 0%, #f7f9ff 100%);
    padding: 2.8rem 0 2rem;
    margin-top: 3rem;
    border-top: 1px solid #dde6ff;
    opacity: 0;
    transform: translateY(16px);
    transition: all 0.4s ease;
}

.footer.footer-visible {
    opacity: 1;
    transform: translateY(0);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 1.8rem;
    align-items: start;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--primary-dark);
}

.footer-logo-badge {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(135deg, #4b5bdc, #6fa2f5);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
}

.footer-desc {
    font-size: 0.95rem;
    color: #4a5c7a;
    max-width: 360px;
    line-height: 1.5;
}

.footer-badges {
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
    margin-top: 0.4rem;
}

.tag {
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: #ffffff;
    border: 1px solid #dce4ff;
    color: #2f3a5b;
    font-weight: 700;
    font-size: 0.8rem;
    box-shadow: 0 6px 14px rgba(79, 97, 214, 0.12);
}

.tag.subtle {
    background: #eef2ff;
    font-weight: 600;
    box-shadow: none;
}

.footer-title {
    font-weight: 700;
    margin-bottom: 0.6rem;
    color: #1f2937;
}

.footer-contact ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.3rem;
    color: #4a5c7a;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    gap: 0.6rem;
    margin-top: 0.4rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 999px;
    background: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px rgba(0,0,0,0.08);
    font-size: 0.85rem;
    font-weight: 700;
    color: #4b5bdc;
    border: 1px solid #e5e9f5;
}

.footer-social a svg {
    width: 18px;
    height: 18px;
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 2rem auto 0;
    padding: 0 1.5rem;
}

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, rgba(79, 97, 214, 0.2), transparent 30%, transparent 70%, rgba(111, 162, 245, 0.2));
    margin-bottom: 0.8rem;
}

.footer-bottom-text {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.6rem;
    font-size: 0.88rem;
    color: #4a5c7a;
}

.footer-links a {
    margin-left: 0.8rem;
    color: #2f3a5b;
    font-weight: 700;
}

@media (max-width: 900px) {
    .footer-inner {
        grid-template-columns: 1fr;
    }

    .footer-bottom-text {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-links a {
        margin-left: 0;
        margin-right: 1rem;
    }
}

@media (max-width: 640px) {
    .footer {
        padding: 2rem 0 1.6rem;
    }

    .footer-inner {
        padding: 0 1rem;
        gap: 1.2rem;
    }

    .footer-logo {
        font-size: 1.1rem;
    }

    .footer-logo-badge {
        width: 30px;
        height: 30px;
        border-radius: 9px;
    }

    .footer-desc {
        font-size: 0.9rem;
    }

    .footer-badges {
        gap: 0.35rem;
    }

    .tag {
        padding: 0.28rem 0.6rem;
        font-size: 0.75rem;
        box-shadow: none;
    }

    .footer-contact ul {
        font-size: 0.9rem;
        gap: 0.2rem;
    }

    .footer-social a {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
        box-shadow: none;
    }

    .footer-bottom {
        padding: 0 1rem;
    }

    .footer-bottom-text {
        font-size: 0.85rem;
    }
}