/* ── Footer ───────────────────────────────────────────────── */
.risi-footer {
    background: #0d0d0d;
    font-family: 'Inter', sans-serif;
    color: rgba(255,255,255,0.5);
}
.risi-footer__inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 48px;
    max-width: 1320px;
    margin: 0 auto;
    padding: 80px 60px 64px;
}

/* ── Brand col ────────────────────────────────────────────── */
.risi-footer__logo {
    width: 80px;
    height: auto;
    display: block;
    margin-bottom: 20px;
    object-fit: contain;
}
.risi-footer__logo-link {
    display: inline-block;
    text-decoration: none;
}
.risi-footer__logo-text {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    line-height: 1;
    display: block;
    margin-bottom: 16px;
}
.risi-footer__logo-text small {
    display: block;
    font-size: 9px;
    font-weight: 400;
    letter-spacing: 0.28em;
    color: rgba(255,255,255,0.4);
}
.risi-footer__tagline {
    font-size: 13px;
    font-weight: 300;
    line-height: 1.7;
    color: rgba(255,255,255,0.45);
    margin: 0 0 28px;
    max-width: 240px;
}

/* ── Social ───────────────────────────────────────────────── */
.risi-footer__social {
    display: flex;
    gap: 14px;
}
.risi-footer__social-link {
    display: flex; align-items: center; justify-content: center;
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.18);
    color: rgba(255,255,255,0.55);
    text-decoration: none;
    transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.risi-footer__social-link:hover {
    color: #c9a84c;
    border-color: #c9a84c;
    background: rgba(201,168,76,0.08);
}

/* ── Link columns ─────────────────────────────────────────── */
.risi-footer__col-heading {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #ffffff;
    margin: 0 0 20px;
}
.risi-footer__col-list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 11px;
}
.risi-footer__col-link {
    font-size: 13px;
    font-weight: 300;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: color 0.2s ease;
    line-height: 1.4;
}
a.risi-footer__col-link:hover { color: #c9a84c; }

/* Contact items */
.risi-footer__col-link--contact {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.risi-footer__col-link--contact svg { flex-shrink: 0; margin-top: 2px; }

/* ── Footer CTA button ────────────────────────────────────── */
.risi-footer__cta-btn {
    display: inline-block;
    margin-top: 8px;
    padding: 12px 24px;
    background: #c9a84c;
    color: #0d0d0d;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid #c9a84c;
    transition: background 0.25s, color 0.25s;
}
.risi-footer__cta-btn:hover { background: transparent; color: #c9a84c; }

/* ── Bottom bar ───────────────────────────────────────────── */
.risi-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.07);
    max-width: 1320px;
    margin: 0 auto;
    padding: 20px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.risi-footer__copyright {
    font-size: 11px;
    font-weight: 300;
    color: rgba(255,255,255,0.28);
    margin: 0;
}

/* ── Responsive: iPad landscape (2×2 grid) ────────────────── */
@media (max-width: 1200px) {
    .risi-footer__inner {
        grid-template-columns: 1.2fr 1fr 1fr 1fr;
        gap: 36px;
        padding: 72px 48px 56px;
    }
    .risi-footer__bottom { padding: 18px 48px; }
}

@media (max-width: 1024px) {
    .risi-footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        padding: 64px 40px 48px;
    }
    .risi-footer__bottom { padding: 18px 40px; }
    .risi-footer__tagline { max-width: 100%; }
}

/* ── Responsive: large mobile ────────────────────────────── */
@media (max-width: 768px) {
    .risi-footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
        padding: 52px 28px 40px;
    }
    .risi-footer__bottom {
        padding: 16px 28px;
    }
}

/* ── Responsive: small mobile (single column) ─────────────── */
@media (max-width: 540px) {
    .risi-footer__inner {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 48px 24px 40px;
    }
    .risi-footer__bottom {
        padding: 16px 24px;
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    .risi-footer__brand {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
    }
    .risi-footer__tagline {
        font-size: 13px;
    }
}

@media (max-width: 380px) {
    .risi-footer__inner {
        padding: 40px 20px 32px;
        gap: 28px;
    }
}