/* NextGenAIBD portfolio: seamless marquee on desktop, tablet, and mobile. */
.sda-home-projects {
    --sda-projects-bg: #0b0f16;
    --sda-projects-card: #171c26;
    --sda-projects-accent: #ea1d22;
    --sda-projects-text: #f8fafc;
    --sda-projects-muted: #b9c2d0;
    position: relative;
    overflow: hidden;
    padding: clamp(64px, 7vw, 104px) 0;
    color: var(--sda-projects-text);
    background: var(--sda-projects-bg);
}
.sda-home-projects,
.sda-home-projects * { box-sizing: border-box; }
.sda-home-projects__container { position: relative; z-index: 1; }
.sda-home-projects__header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 34px;
}
.sda-home-projects__heading { max-width: 720px; }
.sda-home-projects__eyebrow {
    margin: 0 0 12px;
    color: var(--sda-projects-accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.sda-home-projects__heading h2 {
    margin: 0 0 14px;
    color: var(--sda-projects-text);
    font-size: clamp(30px, 4vw, 46px);
    font-weight: 800;
    line-height: 1.12;
}
.sda-home-projects__heading > p:last-child {
    max-width: 680px;
    margin: 0;
    color: var(--sda-projects-muted);
    font-size: 15px;
    line-height: 1.8;
}
.sda-home-projects__all,
.sda-home-projects__details,
.sda-home-projects__live {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    text-decoration: none;
    font-weight: 750;
    transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
}
.sda-home-projects__all {
    flex: 0 0 auto;
    min-height: 46px;
    padding: 0 18px;
    border: 1px solid rgba(234, 29, 34, .7);
    border-radius: 6px;
    color: var(--sda-projects-text);
    font-size: 13px;
}
.sda-home-projects__all:hover { color: #fff; background: var(--sda-projects-accent); border-color: var(--sda-projects-accent); }

/* Continuous marquee: two identical groups create a seamless loop. */
.sda-home-projects__viewport {
    position: relative;
    overflow: hidden;
    width: 100%;
    padding: 7px 2px 16px;
    margin: -7px -2px -16px;
    isolation: isolate;
}
.sda-home-projects__track {
    display: flex;
    align-items: stretch;
    width: max-content;
    transform: translate3d(0, 0, 0);
}
.sda-home-projects__track--marquee {
    animation: sda-projects-marquee var(--sda-projects-marquee-duration, 36s) linear infinite;
    will-change: transform;
}
.sda-home-projects__track--static { width: 100%; justify-content: center; }
.sda-home-projects__group {
    display: flex;
    flex: 0 0 auto;
    align-items: stretch;
    gap: 24px;
    width: max-content;
    padding-right: 24px;
}
.sda-home-projects__group--primary { min-width: 0; }
.sda-home-projects__track--static .sda-home-projects__group--primary {
    justify-content: center;
    width: 100%;
    padding-right: 0;
}
.sda-home-projects__card {
    display: flex;
    flex: 0 0 clamp(270px, 31vw, 340px);
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .075);
    border-radius: 13px;
    background: var(--sda-projects-card);
    box-shadow: 0 16px 40px rgba(0, 0, 0, .2);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.sda-home-projects__card:hover {
    transform: translateY(-5px);
    border-color: rgba(234, 29, 34, .55);
    box-shadow: 0 22px 48px rgba(0, 0, 0, .3);
}
.sda-home-projects__image-link {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #101722;
}
.sda-home-projects__image-link img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}
.sda-home-projects__card:hover .sda-home-projects__image-link img { transform: scale(1.045); }
.sda-home-projects__image-action {
    position: absolute;
    right: 14px;
    bottom: 14px;
    padding: 8px 11px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 5px;
    color: #fff;
    background: rgba(8, 12, 20, .78);
    font-size: 11px;
    font-weight: 750;
    opacity: 0;
    transform: translateY(5px);
    transition: opacity .2s ease, transform .2s ease;
}
.sda-home-projects__card:hover .sda-home-projects__image-action,
.sda-home-projects__image-link:focus-visible .sda-home-projects__image-action { opacity: 1; transform: translateY(0); }
.sda-home-projects__content {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    padding: 22px 22px 21px;
}
.sda-home-projects__category {
    display: inline-block;
    margin-bottom: 10px;
    color: #ff777b;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.sda-home-projects__content h3 { margin: 0 0 10px; font-size: 20px; font-weight: 800; line-height: 1.3; }
.sda-home-projects__content h3 a { color: #fff; text-decoration: none; }
.sda-home-projects__content h3 a:hover { color: #ff777b; }
.sda-home-projects__content > p { flex: 1 0 auto; min-height: 72px; margin: 0 0 20px; color: var(--sda-projects-muted); font-size: 14px; line-height: 1.7; }
.sda-home-projects__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: auto; }
.sda-home-projects__details { color: #fff; font-size: 13px; }
.sda-home-projects__details span { color: var(--sda-projects-accent); font-size: 18px; }
.sda-home-projects__live {
    min-height: 36px;
    padding: 0 12px;
    border: 1px solid rgba(234, 29, 34, .5);
    border-radius: 5px;
    color: #fff;
    font-size: 12px;
}
.sda-home-projects__live:hover { color: #fff; border-color: var(--sda-projects-accent); background: var(--sda-projects-accent); }
.sda-project-live-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 46px;
    margin: 0 0 24px;
    padding: 0 19px;
    border: 1px solid #ea1d22;
    border-radius: 6px;
    color: #fff !important;
    background: #ea1d22;
    font-size: 14px;
    font-weight: 750;
    text-decoration: none !important;
    transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.sda-project-live-link:hover { color: #fff !important; border-color: #c9161b; background: #c9161b; transform: translateY(-1px); }
.sda-project-live-link:focus-visible,
.sda-home-projects a:focus-visible { outline: 3px solid rgba(59, 130, 246, .85); outline-offset: 3px; }

@keyframes sda-projects-marquee {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(var(--sda-projects-loop-shift, -50%), 0, 0); }
}

/* Pause while a visitor explores a card; keyboard focus also stops movement. */
@media (hover: hover) and (pointer: fine) {
    .sda-home-projects__viewport:hover .sda-home-projects__track--marquee,
    .sda-home-projects__viewport:focus-within .sda-home-projects__track--marquee {
        animation-play-state: paused;
    }
}
.sda-home-projects__viewport:active .sda-home-projects__track--marquee { animation-play-state: paused; }

@media (max-width: 767.98px) {
    .sda-home-projects { padding: 58px 0 68px; }
    .sda-home-projects__header { align-items: flex-start; flex-direction: column; gap: 18px; margin-bottom: 26px; }
    .sda-home-projects__all { min-height: 42px; }
    /* Keep the same seamless marquee running on narrow screens. */
    .sda-home-projects__viewport {
        overflow: hidden;
        padding: 7px 2px 16px;
        touch-action: pan-y;
        -webkit-overflow-scrolling: touch;
    }
    .sda-home-projects__track--marquee {
        animation-duration: var(--sda-projects-marquee-duration, 36s);
        animation-play-state: running;
    }
    .sda-home-projects__group { gap: 16px; padding-right: 16px; }
    .sda-home-projects__card { flex-basis: min(84vw, 340px); }
    .sda-home-projects__content > p { min-height: 0; }
}

/* Pause while a touch user presses a card; the marquee resumes on release. */
@media (hover: none) and (pointer: coarse) {
    .sda-home-projects__viewport:active .sda-home-projects__track--marquee,
    .sda-home-projects__viewport:focus-within .sda-home-projects__track--marquee {
        animation-play-state: paused;
    }
}

/* Respect OS reduced-motion preference; provide a manual horizontal browsing fallback. */
@media (prefers-reduced-motion: reduce) {
    .sda-home-projects__track--marquee { animation: none !important; transform: none !important; }
    .sda-home-projects__viewport { overflow-x: auto; overflow-y: hidden; scrollbar-width: thin; }
    .sda-home-projects__group--duplicate { display: none; }
    .sda-home-projects__group--primary { width: max-content; }
    .sda-home-projects__card,
    .sda-home-projects__image-link img,
    .sda-home-projects__image-action,
    .sda-project-live-link { transition: none; }
    .sda-home-projects__card:hover,
    .sda-home-projects__card:hover .sda-home-projects__image-link img { transform: none; }
}