footer {
    background: #1a1a1a;
    color: #e0e0e0;
    padding: 4rem 5% 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr;
    gap: 4rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-main {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo-img {
    height: 40px;
    max-height: 40px;
    width: auto;
    max-width: 220px;
    margin-bottom: 0.5rem;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.footer-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #b0b0b0;
    margin: 0;
}

.footer-contact h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #b0b0b0;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-base);
}

.contact-link svg {
    width: 18px;
    height: 18px;
    stroke: var(--blue);
    flex-shrink: 0;
}

.contact-link:hover {
    color: #fff;
}

.contact-text {
    cursor: default;
}

.contact-text:hover {
    color: #b0b0b0;
}

.footer-certification {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.cert-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(21, 86, 146, 0.1);
    border: 1px solid rgba(21, 86, 146, 0.3);
    border-radius: var(--radius-lg);
}

.cert-badge svg {
    width: 32px;
    height: 32px;
    stroke: var(--blue);
    flex-shrink: 0;
}

.cert-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.cert-subtitle {
    font-size: 0.85rem;
    color: #b0b0b0;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-pill);
    color: #e0e0e0;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-base);
    width: fit-content;
}

.linkedin-link svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

.linkedin-link:hover {
    background: #0077b5;
    border-color: #0077b5;
    color: #fff;
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: #808080;
    margin: 0;
}