/* =========================================================
   MegVolt Tech Website
   Version: 0.2 — Modular Rebuild

   File:
   /assets/css/home/manufacturers.css

   Purpose:
   - Homepage manufacturer section
   - Infinite horizontal manufacturer loop
   - Grayscale / muted default logos
   - Full appearance on hover
   - Responsive behaviour

   Dependencies:
   - /assets/css/main.css
   - /modules/home/manufacturers.php
   ========================================================= */


/* =========================================================
   1. SECTION
   ========================================================= */

.home-manufacturers {
    position: relative;

    width: 100%;

    padding-top: clamp(4rem, 6vw, 5.5rem);
    padding-bottom: clamp(4rem, 6vw, 5.5rem);

    overflow: hidden;

    background:
        linear-gradient(
            180deg,
            #151515 0%,
            #101010 100%
        );

    border-top:
        1px solid rgba(255, 255, 255, 0.05);

    border-bottom:
        1px solid rgba(255, 255, 255, 0.05);
}


/* subtle red ambient glow */

.home-manufacturers::before {
    content: "";

    position: absolute;

    left: 50%;
    top: 30%;

    width: 700px;
    height: 320px;

    transform: translateX(-50%);

    background:
        radial-gradient(
            ellipse,
            rgba(215, 25, 32, 0.065) 0%,
            rgba(215, 25, 32, 0.02) 40%,
            rgba(215, 25, 32, 0) 72%
        );

    pointer-events: none;
}


/* =========================================================
   2. SECTION HEADER
   ========================================================= */

.home-manufacturers__header {
    position: relative;
    z-index: 2;

    max-width: 760px;

    margin-bottom: clamp(2.5rem, 4vw, 3.5rem);
}

.home-manufacturers .section-eyebrow {
    color: var(--color-red);
}

.home-manufacturers__title {
    margin-bottom: var(--space-4);

    color: var(--color-white);
}

.home-manufacturers__intro {
    margin: 0;

    color: rgba(255, 255, 255, 0.60);
}


/* =========================================================
   3. VIEWPORT
   ========================================================= */

.home-manufacturers__viewport {
    position: relative;
    z-index: 2;

    width: 100%;

    overflow: hidden;

    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
}


/* fade left/right edges */

.home-manufacturers__viewport::before,
.home-manufacturers__viewport::after {
    content: "";

    position: absolute;

    top: 0;
    bottom: 0;

    width: clamp(40px, 7vw, 110px);

    z-index: 3;

    pointer-events: none;
}

.home-manufacturers__viewport::before {
    left: 0;

    background:
        linear-gradient(
            90deg,
            #111111 0%,
            rgba(17, 17, 17, 0.88) 30%,
            rgba(17, 17, 17, 0) 100%
        );
}

.home-manufacturers__viewport::after {
    right: 0;

    background:
        linear-gradient(
            270deg,
            #111111 0%,
            rgba(17, 17, 17, 0.88) 30%,
            rgba(17, 17, 17, 0) 100%
        );
}


/* =========================================================
   4. INFINITE TRACK
   ========================================================= */

.home-manufacturers__track {
    --manufacturer-gap: 1.5rem;

    display: flex;
    align-items: center;

    gap: var(--manufacturer-gap);

    width: max-content;

    animation:
        manufacturer-scroll
        32s
        linear
        infinite;

    will-change: transform;
}


/* pause animation while user interacts */

.home-manufacturers__viewport:hover
.home-manufacturers__track {
    animation-play-state: paused;
}


/* =========================================================
   5. MANUFACTURER ITEM
   ========================================================= */

.home-manufacturers__item {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 auto;

    width: clamp(190px, 17vw, 250px);
    height: 120px;

    padding: 1.5rem 2rem;

    background:
        linear-gradient(
            145deg,
            #191919 0%,
            #151515 100%
        );

    border:
        1px solid rgba(255, 255, 255, 0.075);

    border-radius: var(--radius-md);

    transition:
        background-color var(--transition-base),
        border-color var(--transition-base),
        transform var(--transition-base),
        box-shadow var(--transition-base);
}

.home-manufacturers__item:hover {
    transform: translateY(-3px);

    border-color:
        rgba(215, 25, 32, 0.30);

    box-shadow:
        0 14px 30px rgba(0, 0, 0, 0.20);
}


/* subtle red bottom accent */

.home-manufacturers__item::after {
    content: "";

    position: absolute;

    left: 50%;
    bottom: 0;

    width: 0;
    height: 2px;

    background: var(--color-red);

    transform: translateX(-50%);

    transition:
        width var(--transition-base);
}

.home-manufacturers__item:hover::after {
    width: 42%;
}


/* =========================================================
   6. MANUFACTURER LOGO
   ========================================================= */

.home-manufacturers__logo {
    display: block;

    width: auto;
    height: auto;

    max-width: 160px;
    max-height: 58px;

    object-fit: contain;

    filter:
        grayscale(1)
        brightness(1.6);

    opacity: 0.48;

    transition:
        filter var(--transition-base),
        opacity var(--transition-base),
        transform var(--transition-base);
}

.home-manufacturers__item:hover
.home-manufacturers__logo {
    filter:
        grayscale(0)
        brightness(1);

    opacity: 1;

    transform: scale(1.04);
}


/* =========================================================
   7. TEXT FALLBACK
   ========================================================= */

.home-manufacturers__name {
    color: rgba(255, 255, 255, 0.58);

    font-size: 1rem;
    font-weight: 750;
    line-height: 1.3;

    text-align: center;

    letter-spacing: 0.01em;

    transition:
        color var(--transition-base),
        transform var(--transition-base);
}

.home-manufacturers__item:hover
.home-manufacturers__name {
    color: var(--color-white);

    transform: scale(1.03);
}


/* =========================================================
   8. INFINITE LOOP ANIMATION
   ========================================================= */

@keyframes manufacturer-scroll {

    from {
        transform: translateX(0);
    }

    to {
        transform:
            translateX(
                calc(
                    -50% - (var(--manufacturer-gap) / 2)
                )
            );
    }

}


/* =========================================================
   9. MID DESKTOP
   ========================================================= */

@media (max-width: 1100px) {

    .home-manufacturers__track {
        --manufacturer-gap: 1.25rem;

        animation-duration: 29s;
    }

    .home-manufacturers__item {
        width: 210px;
        height: 110px;

        padding: 1.35rem 1.6rem;
    }

    .home-manufacturers__logo {
        max-width: 145px;
        max-height: 54px;
    }

}


/* =========================================================
   10. TABLET
   ========================================================= */

@media (max-width: 760px) {

    .home-manufacturers__header {
        margin-bottom: 2.25rem;
    }

    .home-manufacturers__track {
        --manufacturer-gap: 1rem;

        animation-duration: 26s;
    }

    .home-manufacturers__item {
        width: 185px;
        height: 100px;

        padding: 1.2rem 1.4rem;
    }

    .home-manufacturers__logo {
        max-width: 130px;
        max-height: 48px;
    }

}


/* =========================================================
   11. MOBILE
   ========================================================= */

@media (max-width: 520px) {

    .home-manufacturers {
        padding-top: 3.75rem;
        padding-bottom: 3.75rem;
    }

    .home-manufacturers__track {
        animation-duration: 24s;
    }

    .home-manufacturers__item {
        width: 165px;
        height: 92px;

        padding: 1rem 1.2rem;
    }

    .home-manufacturers__logo {
        max-width: 118px;
        max-height: 44px;
    }

    .home-manufacturers__viewport::before,
    .home-manufacturers__viewport::after {
        width: 32px;
    }

}


/* =========================================================
   12. REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    .home-manufacturers__track {
        animation: none;
    }

    .home-manufacturers__viewport {
        overflow-x: auto;

        scrollbar-width: thin;
    }

}