/* ==========================================================================
   Jupiter AI — Enterprise Footer (v2)
   Custom-built premium footer — do not merge with legacy footer.css
   ========================================================================== */

.jai-footer {
    --jai-navy: #081B3A;
    --jai-navy-mid: #0F2D5C;
    --jai-accent: var(--ds-accent, #FF6B1A);
    --jai-text: #FFFFFF;
    --jai-muted: rgba(184, 194, 214, 0.88);
    --jai-shell: 1400px;
    --jai-ease: var(--ds-ease, cubic-bezier(0.22, 1, 0.36, 1));
    --jai-heading: clamp(1.25rem, 1.1vw + 1rem, 1.375rem);
    position: relative;
    background: var(--jai-navy);
    color: var(--jai-muted);
    border-radius: 32px 32px 0 0;
    overflow: hidden;
    margin-top: 0;
    scroll-margin-top: calc(var(--header-h, 88px) + var(--header-float-y, 1.25rem));
}

.jai-footer__shell {
    width: min(var(--jai-shell), 100% - clamp(2rem, 5vw, 4rem));
    margin-inline: auto;
}

/* ---- Main body ---- */
.jai-footer__body {
    padding: 70px 0;
}

.jai-footer__grid {
    display: grid;
    grid-template-columns: 1.35fr 0.9fr 1fr 0.95fr 1.25fr;
    gap: clamp(2rem, 3.5vw, 3.5rem);
    align-items: start;
}

.jai-footer__col {
    min-width: 0;
}

/* ---- Brand column ---- */
.jai-footer__logo {
    display: inline-block;
    margin-bottom: 1.25rem;
}

.jai-footer__logo img {
    height: clamp(2.25rem, 2.5vw, 2.75rem);
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
}

.jai-footer__desc {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.8;
    color: var(--jai-muted);
    margin: 0 0 1.5rem;
    max-width: 22rem;
}

.jai-footer__socials {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.jai-footer__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    color: var(--jai-text);
    font-size: 1.0625rem;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition:
        transform 0.35s var(--jai-ease),
        background 0.35s var(--jai-ease),
        border-color 0.35s ease,
        box-shadow 0.35s ease,
        color 0.35s ease;
}

.jai-footer__social:hover,
.jai-footer__social:focus-visible {
    background: var(--jai-accent);
    border-color: var(--jai-accent);
    color: var(--jai-text);
    transform: translateY(-5px);
    box-shadow:
        0 10px 32px rgba(255, 107, 26, 0.38),
        0 0 24px rgba(255, 107, 26, 0.2);
    outline: none;
}

/* ---- Column labels & links ---- */
.jai-footer__label {
    font-family: var(--font-nav);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--jai-accent);
    margin: 0 0 1.125rem;
}

.jai-footer__links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.jai-footer__links a,
.jai-footer__office-row a {
    display: inline;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.8;
    color: var(--jai-muted);
    text-decoration: none;
    background-image: linear-gradient(var(--jai-accent), var(--jai-accent));
    background-repeat: no-repeat;
    background-size: 0 1px;
    background-position: 0 100%;
    transition:
        color 0.3s var(--jai-ease),
        background-size 0.3s var(--jai-ease);
}

.jai-footer__links a:hover,
.jai-footer__links a:focus-visible,
.jai-footer__office-row a:hover,
.jai-footer__office-row a:focus-visible {
    color: var(--jai-accent);
    background-size: 100% 1px;
    outline: none;
}

/* ---- Offices ---- */
.jai-footer__office {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.jai-footer__office:last-child {
    margin-bottom: 0;
}

.jai-footer__office-region {
    font-family: var(--font-nav);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--jai-text);
    margin: 0;
}

.jai-footer__office-row {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.8;
}

.jai-footer__office-icon {
    flex-shrink: 0;
    width: 0.875rem;
    margin-top: 0.35rem;
    font-size: 0.8125rem;
    color: var(--jai-accent);
    text-align: center;
}

.jai-footer__office-address {
    display: flex;
    flex-direction: column;
    font-style: normal;
    color: var(--jai-muted);
    margin: 0;
    min-width: 0;
}


/* ---- Bottom bar ---- */
.jai-footer__bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem 2rem;
    margin-top: clamp(2rem, 3.5vw, 3rem);
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.jai-footer__meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    min-width: 0;
    text-align: left;
}

.jai-footer__copy,
.jai-footer__credit {
    margin: 0;
    font-size: clamp(0.875rem, 0.2vw + 0.84rem, 0.9375rem);
    font-weight: 500;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
}

.jai-footer__legal {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem 0.75rem;
    margin-left: auto;
}

.jai-footer__legal a {
    font-size: clamp(0.875rem, 0.2vw + 0.84rem, 0.9375rem);
    font-weight: 500;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: color 0.25s var(--jai-ease);
}

.jai-footer__legal a:hover,
.jai-footer__legal a:focus-visible {
    color: #F97316;
    outline: none;
}

.jai-footer__dot {
    color: rgba(255, 255, 255, 0.28);
    user-select: none;
}

/* ---- Motion: footer fade-up ---- */
.js-motion .jai-footer {
    opacity: 0;
    transform: translateY(48px);
    transition: opacity 0.9s var(--jai-ease), transform 0.9s var(--jai-ease);
}

.js-motion .jai-footer.is-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-footer-animate] {
    opacity: 1;
    transform: none;
    transition:
        opacity 0.75s var(--jai-ease),
        transform 0.75s var(--jai-ease);
    transition-delay: var(--jai-reveal-delay, 0ms);
}

.js-motion [data-footer-animate]:not(.is-visible) {
    opacity: 0;
    transform: translateY(28px);
}

.js-motion [data-footer-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Social pop — triggered when brand column reveals */
.js-motion .jai-footer__col--brand:not(.is-visible) [data-jai-social] {
    opacity: 0;
    transform: scale(0.75) translateY(8px);
}

.js-motion .jai-footer__col--brand.is-visible [data-jai-social] {
    animation: jai-social-pop 0.5s var(--jai-ease) forwards;
    animation-delay: calc(120ms + var(--jai-social-i, 0) * 70ms);
}

@keyframes jai-social-pop {
    from {
        opacity: 0;
        transform: scale(0.75) translateY(8px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .jai-footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem 1.75rem;
    }

    .jai-footer__col--brand {
        grid-column: 1 / -1;
    }

    .jai-footer__col--offices {
        grid-column: 1 / -1;
    }

    .jai-footer__bar {
        gap: 1rem 1.5rem;
        margin-top: clamp(1.75rem, 3vw, 2.5rem);
    }
}

@media (max-width: 640px) {
    .jai-footer__col--brand {
        text-align: center;
    }

    .jai-footer__desc {
        max-width: none;
        margin-inline: auto;
    }

    .jai-footer__socials {
        justify-content: center;
    }
    .jai-footer {
        border-radius: 24px 24px 0 0;
    }

    .jai-footer__body {
        padding: clamp(3rem, 8vw, 4.375rem) 0;
    }

    .jai-footer__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .jai-footer__col--brand,
    .jai-footer__col--offices {
        grid-column: auto;
    }

    .jai-footer__office-row {
        justify-content: center;
        text-align: left;
        max-width: 18rem;
        margin-inline: auto;
    }

    .jai-footer__bar {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 14px;
        text-align: center;
    }

    .jai-footer__meta {
        align-items: center;
        text-align: center;
    }

    .jai-footer__legal {
        justify-content: center;
        margin-left: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .jai-footer,
    [data-footer-animate],
    .jai-footer__social {
        animation: none !important;
        transition: none !important;
    }

    .js-motion .jai-footer,
    .js-motion [data-footer-animate]:not(.is-visible),
    .js-motion .jai-footer__col--brand:not(.is-visible) [data-jai-social] {
        opacity: 1;
        transform: none;
    }

    .jai-footer__social:hover,
    .jai-footer__social:focus-visible {
        transform: none;
    }
}