* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;

    width: 100%;
    height: 100%;

    overflow: hidden;
}

body {
    font-family: Tahoma, Arial, sans-serif;
    background: #000;
}


/* =========================================================
   SLIDER
   ========================================================= */

.slider {
    position: fixed;

    top: 30px;
    right: 0;
    bottom: 30px;
    left: 0;

    width: 100vw;
    height: auto;

    overflow: hidden;

    background: #000;

    border-radius: 14px;

    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.55);
}


/* =========================================================
   SLIDES
   ========================================================= */

.slides {
    position: relative;

    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    display: flex;

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

    opacity: 0;
    visibility: hidden;

    background: #000;

    overflow: hidden;

    transition:
        opacity 1s cubic-bezier(.22,.61,.36,1),
        visibility 1s;
}


.slide.active {
    opacity: 1;

    visibility: visible;

    z-index: 2;
}


/* =========================================================
   IMAGE
   ========================================================= */

.slide img {
    display: block;

    width: 100%;
    height: 100%;

    object-fit: contain;

    object-position: center;

    transform: scale(1.02);

    filter: blur(0);

    transition:
        transform 7s cubic-bezier(.16,1,.3,1),
        filter 1s ease;
}


/* =========================================================
   KEN BURNS EFFECT
   ========================================================= */

.slide.active img {

    transform: scale(1.08);

}


/* =========================================================
   DARK CINEMATIC OVERLAY
   ========================================================= */

.slider::after {

    content: "";

    position: absolute;

    inset: 0;

    z-index: 3;

    pointer-events: none;

    background:
        linear-gradient(
            to bottom,
            rgba(0,0,0,0.12),
            transparent 25%,
            transparent 70%,
            rgba(0,0,0,0.28)
        );

}


/* =========================================================
   BUTTONS
   ========================================================= */

.slider-btn {

    position: absolute;

    top: 50%;

    transform: translateY(-50%);

    width: 58px;
    height: 58px;

    border: 1px solid rgba(255,255,255,0.22);

    border-radius: 50%;

    background:
        rgba(255,255,255,0.10);

    backdrop-filter: blur(12px);

    -webkit-backdrop-filter: blur(12px);

    color: #fff;

    font-size: 22px;

    cursor: pointer;

    z-index: 10;

    box-shadow:
        0 8px 30px rgba(0,0,0,0.35);

    transition:
        background .3s ease,
        transform .3s ease,
        box-shadow .3s ease;
}


.slider-btn:hover {

    background:
        rgba(255,255,255,0.22);

    transform:
        translateY(-50%)
        scale(1.12);

    box-shadow:
        0 10px 40px rgba(0,0,0,0.5);

}


.slider-btn:active {

    transform:
        translateY(-50%)
        scale(.95);

}


/* =========================================================
   BUTTON POSITION
   ========================================================= */

.prev {

    right: 25px;

}


.next {

    left: 25px;

}


/* =========================================================
   DOTS
   ========================================================= */

.dots {

    position: absolute;

    bottom: 25px;

    left: 50%;

    transform: translateX(-50%);

    display: flex;

    align-items: center;

    gap: 7px;

    padding: 8px 12px;

    border-radius: 30px;

    background:
        rgba(0,0,0,0.28);

    backdrop-filter: blur(12px);

    -webkit-backdrop-filter: blur(12px);

    border: 1px solid rgba(255,255,255,0.12);

    z-index: 10;

}


.dot {

    width: 7px;

    height: 7px;

    padding: 0;

    border: 0;

    border-radius: 50%;

    background:
        rgba(255,255,255,0.4);

    cursor: pointer;

    transition:
        width .35s ease,
        background .35s ease,
        transform .35s ease;

}


.dot:hover {

    transform: scale(1.4);

}


.dot.active {

    width: 26px;

    border-radius: 10px;

    background: #fff;

}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 768px) {

    .slider {

        top: 20px;

        bottom: 20px;

        border-radius: 10px;

    }


    .slider-btn {

        width: 44px;

        height: 44px;

        font-size: 17px;

    }


    .prev {

        right: 12px;

    }


    .next {

        left: 12px;

    }


    .dots {

        bottom: 15px;

        padding: 6px 9px;

        gap: 5px;

        max-width: 90%;

        overflow: hidden;

    }


    .dot {

        width: 6px;

        height: 6px;

    }


    .dot.active {

        width: 20px;

    }

}