/* =======================================================
   SECTION 18 : PROFESSIONAL FOOTER
======================================================= */
.site-footer {
    position: relative;
    padding: 74px 5.5% 24px;
    overflow: hidden;
    border-top: 1px solid rgba(132, 211, 244, 0.15);
    background:
        radial-gradient(circle at 10% 0%, rgba(46, 196, 255, 0.09), transparent 26%),
        linear-gradient(180deg, #06111c 0%, #040b13 100%);
}
.site-footer::before {
    position: absolute;
    inset: 0;
    content: "";
    opacity: 0.16;
    background-image:
        linear-gradient(rgba(98, 204, 249, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(98, 204, 249, 0.04) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(to bottom, #000, transparent 82%);
    pointer-events: none;
}
.footer-container,
.footer-newsletter,
.footer-bottom {
    position: relative;
    z-index: 1;
    width: min(1380px, 100%);
    margin-right: auto;
    margin-left: auto;
}
/* ---------- Main footer columns ---------- */
.footer-container {
    display: grid;
    grid-template-columns: minmax(235px, 1.55fr) repeat(4, minmax(120px, 0.72fr));
    gap: 38px;
    padding-bottom: 48px;
}
.footer-brand {
    max-width: 300px;
}
.footer-logo {
    color: #e9faff;
    font-size: 1.03rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    /*margin-left: 10px;*/
}
.footer-logo::before {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 9px;
    border: 2px solid var(--cyan);
    border-radius: 2px;
    content: "";
    box-shadow: 0 0 14px rgba(46, 196, 255, 0.54);
    transform: rotate(45deg);
}
.footer-brand > p {
    margin: 16px 0 0;
    color: #8daeba;
    font-size: 0.75rem;
    line-height: 1.7;
}
.footer-social {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}
.footer-social a {
    padding: 7px 9px;
    color: #9ec3d1;
    border: 1px solid rgba(133, 211, 244, 0.16);
    border-radius: 7px;
    background: rgba(255, 255, 255, 0.02);
    font-size: 0.67rem;
    text-decoration: none;
    transition: 0.2s ease;
}
.footer-social a:hover {
    transform: translateY(-2px);
    color: #e7faff;
    border-color: rgba(46, 196, 255, 0.45);
    background: rgba(46, 196, 255, 0.09);
}
/* ---------- Footer link columns ---------- */
.footer-column h3 {
    margin: 0 0 16px;
    color: #dff4fc;
    font-size: 0.76rem;
    font-weight: 600;
}
.footer-column ul {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.footer-column li,
.footer-column a {
    color: #87a8b8;
    font-size: 0.71rem;
    line-height: 1.4;
    text-decoration: none;
    transition: color 0.2s ease;
}
.footer-column a:hover,
.footer-column li:hover {
    color: #7fe1ff;
}
/* ---------- Newsletter ---------- */
.footer-newsletter {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 25px 0;
    border-top: 1px solid rgba(132, 211, 244, 0.13);
    border-bottom: 1px solid rgba(132, 211, 244, 0.13);
}
.footer-newsletter h3 {
    margin: 0;
    color: #e8f9ff;
    font-size: 0.9rem;
    font-weight: 600;
}
.footer-newsletter p {
    margin: 7px 0 0;
    color: #88a9b9;
    font-size: 0.72rem;
    line-height: 1.55;
}
.newsletter-form {
    display: flex;
    flex: 0 1 410px;
    align-items: stretch;
    gap: 8px;
}
.newsletter-form input {
    min-width: 0;
    flex: 1;
    min-height: 43px;
    padding: 0 13px;
    outline: none;
    color: #dff5fc;
    border: 1px solid rgba(134, 212, 245, 0.18);
    border-radius: 8px;
    background: rgba(2, 15, 25, 0.56);
    font-size: 0.74rem;
    transition: 0.2s ease;
}
.newsletter-form input::placeholder {
    color: rgba(143, 178, 194, 0.55);
}
.newsletter-form input:focus {
    border-color: rgba(46, 196, 255, 0.63);
    box-shadow: 0 0 0 3px rgba(46, 196, 255, 0.08);
}
.newsletter-form button {
    min-height: 43px;
    padding: 10px 16px;
    color: #04131f;
    border: 0;
    border-radius: 8px;
    background: var(--cyan);
    font-size: 0.73rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 8px 17px rgba(46, 196, 255, 0.16);
    transition: 0.2s ease;
}
.newsletter-form button:hover {
    transform: translateY(-2px);
    background: #7fe4ff;
    box-shadow: 0 13px 24px rgba(46, 196, 255, 0.27);
}
/* ---------- Legal footer ---------- */
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding-top: 24px;
}
.footer-bottom p {
    margin: 0;
    color: #708f9f;
    font-size: 0.68rem;
    line-height: 1.5;
}
.legal-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 15px;
}
.legal-links a {
    color: #89a8b8;
    font-size: 0.67rem;
    text-decoration: none;
    transition: color 0.2s ease;
}
.legal-links a:hover {
    color: #77dcff;
}
/* ---------- Responsive footer ---------- */
@media (max-width: 1080px) {
    .site-footer {
        padding-right: 4%;
        padding-left: 4%;
    }
    .footer-container {
        grid-template-columns: minmax(230px, 1.5fr) repeat(3, minmax(120px, 1fr));
        gap: 34px 25px;
    }
    .footer-column:last-child {
        grid-column: 2 / 3;
    }
}
@media (max-width: 720px) {
    .site-footer {
        padding: 58px 22px 21px;
    }
    .footer-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 31px 22px;
        padding-bottom: 38px;
    }
    .footer-brand {
        grid-column: 1 / -1;
        max-width: 390px;
    }
    .footer-column:last-child {
        grid-column: auto;
    }
    .footer-newsletter {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
    }
    .newsletter-form {
        width: 100%;
        flex-basis: auto;
    }
    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
    .legal-links {
        justify-content: flex-start;
        gap: 10px 16px;
    }
}
@media (max-width: 430px) {
    .footer-container {
        grid-template-columns: 1fr;
    }
    .footer-brand {
        grid-column: auto;
    }
    .newsletter-form {
        flex-direction: column;
    }
    .newsletter-form button {
        width: 100%;
    }
}