/* =========================================
   IUNIXX – FOOTER
   ========================================= */

/* 1. FOOTER GRUNDLAYOUT */

.site-footer {
    position: relative;
    width: 100%;
    overflow: hidden;

    background: var(--color-navy);
    color: var(--color-white);
}

.footer-inner {
    width: min(100% - 40px, var(--container-width));
    margin-inline: auto;
    padding: 80px 0 32px;
}

/* 2. OBERER FOOTER-BEREICH */

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 64px;
    padding-bottom: 64px;
}

/* 3. LOGO UND MARKE */

.footer-brand {
    max-width: 380px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    margin-bottom: 24px;
}

.footer-logo img {
    display: block;
    width: auto;
    height: 46px;
    max-width: 220px;
    object-fit: contain;
}

.footer-claim {
    margin: 0 0 20px;

    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
    font-weight: var(--font-weight-medium);
    line-height: 1.4;
    letter-spacing: -0.01em;

    color: var(--color-white);
}

.footer-description {
    max-width: 340px;
    margin: 0;

    color: #AABAC8;
    font-size: 15px;
    line-height: 1.75;
}

/* 4. NAVIGATIONSSPALTEN */

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

.footer-column-title {
    margin: 0 0 24px;

    color: var(--color-white);
    font-size: 15px;
    font-weight: var(--font-weight-bold);
    line-height: 1.4;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 14px;

    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-links a {
    color: #AABAC8;
    font-size: 14px;
    font-weight: var(--font-weight-regular);
    line-height: 1.5;
    text-decoration: none;

    transition: color var(--transition-default);
}

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

/* 5. FOOTER CTA */

.footer-button {
     margin-top: 28px;
    align-self: flex-start;
    white-space: nowrap;
}

/* 6. SOCIAL LINKS */

.footer-social {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 28px;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 42px;
    height: 42px;

    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 50%;

    color: var(--color-white);
    text-decoration: none;

    transition:
        background var(--transition-default),
        border-color var(--transition-default);
}

.footer-social a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.footer-social svg {
    width: 19px;
    height: 19px;
}

/* 7. UNTERER FOOTER-BEREICH */

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;

    padding-top: 28px;

    border-top: 1px solid rgba(255,255,255,0.15);
}

.footer-copyright {
    margin: 0;
    color: #AABAC8;
    font-size: 13px;
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-bottom-links a {
    color: #AABAC8;
    font-size: 13px;
    text-decoration: none;
    transition: color var(--transition-default);
}

.footer-bottom-links a:hover {
    color: var(--color-primary);
}

/* 8. DEZENTER BLAUER AKZENT */

.site-footer::before {
    content: "";
    position: absolute;
    top: -220px;
    right: -180px;

    width: 500px;
    height: 500px;

    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(20,153,254,0.13) 0%,
        rgba(20,153,254,0) 70%
    );

    pointer-events: none;
}

.footer-inner {
    position: relative;
    z-index: 1;
}

/* 9. TABLET */

@media (max-width: 1024px) {

    .footer-main {
        grid-template-columns: 1.5fr 1fr 1fr;
        gap: 32px;
    }

    .footer-inner {
        padding-top: 64px;
    }
}

/* 10. MOBILE */

@media (max-width: 768px) {

    .footer-inner {
        width: min(100% - 32px, var(--container-width));
        padding: 56px 0 24px;
    }

    .footer-main {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 40px 24px;
        padding-bottom: 48px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-logo img {
        height: 38px;
        max-width: 180px;
    }

    .footer-column-title {
        margin-bottom: 18px;
    }

    .footer-links {
        gap: 12px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding-top: 24px;
    }

    .footer-bottom-links {
        gap: 16px;
    }
}

/* 11. KLEINE SMARTPHONES */

@media (max-width: 390px) {

    .footer-main {
        gap: 32px 16px;
    }

    .footer-links a {
        font-size: 13px;
    }
}

/* 12. BARRIEREFREIHEIT */

.site-footer a:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
    .footer-links a,
    .footer-button,
    .footer-social a,
    .footer-bottom-links a {
        transition: none;
    }

    .footer-button:hover {
        transform: none;
    }
}