/* ════════════════════════════════
   FOOTER
   jotno.ai — footer.css
════════════════════════════════ */

footer {
    background: linear-gradient(160deg, #071e2e 0%, #0a1a2e 100%);
    color: rgba(255, 255, 255, 0.8);
    padding: 70px 5% 0;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08), transparent 70%);
    border-radius: 50%;
}

/* ─── GRID ─── */
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    position: relative;
    z-index: 1;
}

/* ─── BRAND ─── */
.footer-brand p {
    font-size: 0.88rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.55);
    font-weight: 600;
    margin-top: 1rem;
}

.footer-logo {
    color: var(--cyan);
    font-weight: 900;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

/* ─── COLUMNS ─── */
.footer-col h4 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 0.98rem;
    color: white;
    margin-bottom: 1.3rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.65rem;
}

.footer-col ul li a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.52);
    font-size: 0.87rem;
    font-weight: 600;
    transition: color 0.2s;
}

.footer-col ul li a:hover {
    color: var(--cyan);
}

/* ─── SOCIAL ─── */
.social-links {
    display: flex;
    gap: 0.7rem;
    margin-top: 1.3rem;
}

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.07);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.2s;
    cursor: pointer;
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

/* ─── BOTTOM BAR ─── */
.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.84rem;
    color: rgba(255, 255, 255, 0.38);
    position: relative;
    z-index: 1;
}

.dev-credit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.42);
    font-weight: 600;
    font-size: 0.84rem;
}

.dev-credit a {
    color: var(--cyan);
    font-weight: 800;
    text-decoration: none;
    transition: opacity 0.2s;
}

.dev-credit a:hover {
    opacity: 0.75;
}