/* 3D-слайдер продуктів на головній (модуль home_spray3d): сцена зліва, 4 текстові слайди Swiper справа */
.spray3d {
    --s3-bg2: #1b1b1b;
    --s3-line: #2a2a2a;
    --s3-mut: #a9a9a9;
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    align-items: center;
    min-height: 100vh;
    padding: 40px 6vw 90px;
    overflow: hidden;
    color: #fafafa;
    background:
        radial-gradient(ellipse 60% 55% at 32% 50%, rgba(50, 198, 244, .14), transparent 70%),
        radial-gradient(ellipse 50% 40% at 85% 10%, rgba(50, 198, 244, .08), transparent 70%),
        #171717;
}

.spray3d__hex {
    position: absolute;
    inset: 0;
    opacity: .07;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cpath d='M28 0l28 16v32L28 64 0 48V16zM28 64l28 16v32M28 64L0 80v32' fill='none' stroke='%23fff' stroke-width='1'/%3E%3C/svg%3E");
}

.spray3d__big {
    position: absolute;
    top: 50%;
    left: -1vw;
    transform: translateY(-50%);
    font-weight: 900;
    font-size: clamp(90px, 17vw, 300px);
    line-height: .85;
    letter-spacing: -.02em;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, .07);
    pointer-events: none;
    user-select: none;
}

.spray3d__stage {
    position: relative;
    height: min(84vh, 800px);
    cursor: grab;
    touch-action: pan-y;
}

.spray3d__stage:active {
    cursor: grabbing;
}

.spray3d__stage canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    opacity: 0;
    transition: opacity .8s;
}

.spray3d.is-ready .spray3d__stage canvas {
    opacity: 1;
}

/* відео-заглушка першого слайду: за висотою сцени й по центру — так само, як кадрує камера (вертикальний FOV),
   тож пляшка на відео стоїть рівно там, де зʼявиться 3D; при переході полотно проявляється, відео тане */
.spray3d__intro {
    position: absolute;
    top: 0;
    left: 50%;
    height: 100%;
    width: auto;
    max-width: none;
    transform: translateX(-50%);
    pointer-events: none;
    transition: opacity .9s ease;
}

.spray3d.is-live .spray3d__intro {
    opacity: 0;
}

.spray3d__hint {
    position: absolute;
    bottom: 3%;
    left: 50%;
    display: flex;
    gap: 10px;
    align-items: center;
    transform: translateX(-50%);
    font-size: 12px;
    letter-spacing: .2em;
    text-transform: uppercase;
    white-space: nowrap;
    color: var(--s3-mut);
    pointer-events: none;
}

.spray3d__hint i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blue);
    box-shadow: 0 0 0 0 rgba(50, 198, 244, .7);
    animation: spray3dPulse 1.8s infinite;
}

@keyframes spray3dPulse {
    70% { box-shadow: 0 0 0 12px rgba(50, 198, 244, 0); }
    100% { box-shadow: 0 0 0 0 rgba(50, 198, 244, 0); }
}

.spray3d__glass {
    position: absolute;
    inset: 0;
    z-index: 3;
    overflow: hidden;
    pointer-events: none;
}

.spray3d__drop {
    position: absolute;
    border-radius: 50% 50% 50% 50% / 55% 55% 45% 45%;
    background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, .9) 0 8%, rgba(255, 255, 255, .15) 18%, rgba(50, 198, 244, .12) 55%, rgba(255, 255, 255, .35) 100%);
    box-shadow: inset -2px -3px 4px rgba(0, 0, 0, .35), 0 2px 6px rgba(0, 0, 0, .4);
    opacity: 0;
    transition: opacity .25s;
}

.spray3d__right {
    position: relative;
    z-index: 2;
    min-width: 0;
}

.spray3d .swiper {
    width: 100%;
    overflow: hidden;
}

.spray3d__text {
    max-width: 560px;
    padding: 4px 2px;
}

.spray3d__kick {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .32em;
    text-transform: uppercase;
    color: var(--blue);
}

.spray3d__kick::before {
    content: "";
    width: 34px;
    height: 2px;
    background: var(--blue);
}

.spray3d__title {
    margin: 18px 0 6px;
    font-weight: 900;
    font-size: clamp(38px, 5vw, 74px);
    line-height: .95;
    letter-spacing: -.01em;
    text-transform: uppercase;
}

.spray3d__title b {
    display: block;
    color: var(--blue);
}

.spray3d__sub {
    margin: 0 0 16px;
    font-weight: 600;
    font-style: italic;
    font-size: clamp(16px, 1.4vw, 20px);
    color: #dedede;
}

.spray3d__lead {
    margin: 0 0 22px;
    font-size: 15px;
    line-height: 1.65;
    color: var(--s3-mut);
}

.spray3d__feats {
    display: grid;
    gap: 10px;
    margin: 0 0 26px;
    padding: 0;
    list-style: none;
}

.spray3d__feats li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
    align-items: center;
    padding: 12px 16px;
    border: 1px solid var(--s3-line);
    border-left: 3px solid var(--blue);
    border-radius: 4px;
    background: var(--s3-bg2);
}

.spray3d__feats em {
    font-style: normal;
    font-weight: 800;
    font-size: 22px;
    color: var(--blue);
}

.spray3d__feats strong {
    display: block;
    margin-bottom: 2px;
    font-size: 15px;
    font-weight: 700;
}

.spray3d__feats span {
    font-size: 14px;
    line-height: 1.45;
    color: var(--s3-mut);
}

.spray3d__buy {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    align-items: center;
}

.spray3d__vol {
    font-weight: 800;
    font-size: 28px;
}

.spray3d__vol small {
    margin-left: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--s3-mut);
}

.spray3d__btn {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    padding: 18px 30px;
    border-radius: 2px;
    background: var(--blue);
    box-shadow: 0 10px 30px -10px rgba(50, 198, 244, .6);
    font-weight: 800;
    font-size: 14px;
    letter-spacing: .12em;
    text-transform: uppercase;
    text-decoration: none;
    color: #111;
    transition: transform .25s, background .25s, box-shadow .25s;
}

.spray3d__btn:hover {
    background: #fff;
    transform: translateY(-2px);
}

/* поява тексту — окремо на кожному слайді, коли він активний і секція в екрані */
.spray3d [data-r] {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1);
}

.spray3d .is-show [data-r] {
    opacity: 1;
    transform: none;
}

/* навігація слайдів: лічильник, смужки-прогрес, стрілки */
.spray3d__nav {
    position: absolute;
    right: 6vw;
    bottom: 28px;
    left: 6vw;
    z-index: 4;
    display: flex;
    gap: 18px;
    align-items: center;
}

.spray3d__num {
    min-width: 70px;
    font-weight: 800;
    font-size: 15px;
    letter-spacing: .1em;
}

.spray3d__num b {
    font-size: 26px;
    color: var(--blue);
}

.spray3d__nav .swiper-pagination {
    position: static;
    display: flex;
    flex: 1;
    gap: 8px;
    width: auto;
}

.spray3d__nav .swiper-pagination-bullet {
    position: relative;
    flex: 1;
    height: 3px;
    margin: 0 !important;
    border-radius: 0;
    background: #3a3a3a;
    opacity: 1;
    overflow: hidden;
    transform: none;
}

.spray3d__nav .swiper-pagination-bullet-active::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--blue);
    transform-origin: left;
    animation: spray3dBar 9s linear forwards;
}

@keyframes spray3dBar {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

.spray3d__arr {
    width: 52px;
    height: 52px;
    border: 1px solid #3a3a3a;
    border-radius: 50%;
    background: transparent;
    font-family: inherit;
    font-size: 20px;
    color: #fafafa;
    cursor: pointer;
    transition: .25s;
}

.spray3d__arr:hover {
    border-color: var(--blue);
    color: var(--blue);
}

@media (max-width: 900px) {
    .spray3d {
        grid-template-columns: 1fr;
        min-height: 0;
        padding: 20px 16px 100px;
    }

    .spray3d__stage {
        height: 58vh;
    }

    /* на телефоні три пункти переваг не влазять по висоті поруч зі сценою — лишаємо назву, опис, обʼєм і кнопку */
    .spray3d__feats {
        display: none;
    }

    .spray3d__big {
        top: 22%;
        font-size: 34vw;
    }

    .spray3d__nav {
        right: 16px;
        left: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .spray3d__intro {
        display: none;
    }

    .spray3d [data-r] {
        transition: none;
    }

    .spray3d__nav .swiper-pagination-bullet-active::after {
        animation: none;
        transform: none;
    }
}