/* =====================================================
   MODERN RESPONSIVE SLIDER
===================================================== */

.modern-slider {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    background: #111;
    border-radius: 16px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.20);
    isolation: isolate;
}

/* Slider track */
.slider-track {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Individual slide */
.slider-item {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;

    opacity: 0;
    visibility: hidden;

    transform: scale(1.04);

    transition:
        opacity 0.9s ease,
        transform 5s ease;

    z-index: 1;

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

    background: #111;
}

/* Active slide */
.slider-item.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    z-index: 2;
}

/* Images */
.slider-item img {
    width: 100%;
    height: 100%;

    object-fit: contain;
    object-position: center;

    display: block;

    user-select: none;
    -webkit-user-drag: none;
}

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

.slider-item::after {
    content: "";
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            to bottom,
            rgba(0, 0, 0, 0.04),
            rgba(0, 0, 0, 0.08)
        );

    pointer-events: none;
}


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

.slider-btn {
    position: absolute;

    top: 50%;
    transform: translateY(-50%);

    width: 48px;
    height: 48px;

    border: none;
    border-radius: 50%;

    background: rgba(255, 255, 255, 0.85);
    color: #333;

    font-size: 24px;
    font-weight: bold;

    cursor: pointer;

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

    z-index: 10;

    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.20);

    transition:
        background 0.3s ease,
        color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.slider-prev {
    left: 18px;
}

.slider-next {
    right: 18px;
}

.slider-btn:hover {
    background: #ffffff;
    color: #8b0000;

    transform:
        translateY(-50%)
        scale(1.10);

    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.30);
}

.slider-btn:active {
    transform:
        translateY(-50%)
        scale(0.95);
}


/* =====================================================
   DOT INDICATORS
===================================================== */

.slider-dots {
    position: absolute;

    bottom: 22px;
    left: 50%;

    transform: translateX(-50%);

    display: flex;
    align-items: center;
    gap: 8px;

    z-index: 10;

    padding: 7px 12px;

    border-radius: 30px;

    background: rgba(0, 0, 0, 0.35);

    backdrop-filter: blur(8px);
}

.slider-dot {
    width: 9px;
    height: 9px;

    border: none;
    border-radius: 50%;

    padding: 0;

    background: rgba(255, 255, 255, 0.55);

    cursor: pointer;

    transition:
        width 0.3s ease,
        background 0.3s ease,
        transform 0.3s ease;
}

.slider-dot:hover {
    transform: scale(1.25);
}

.slider-dot.active {
    width: 25px;
    border-radius: 20px;
    background: #ffffff;
}


/* =====================================================
   PROGRESS BAR
===================================================== */

.slider-progress {
    position: absolute;

    left: 0;
    bottom: 0;

    width: 100%;
    height: 3px;

    background: rgba(255, 255, 255, 0.20);

    z-index: 11;
}

.slider-progress span {
    display: block;

    width: 0%;
    height: 100%;

    background: #ffffff;
}


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

/* Large screens */
@media (min-width: 1400px) {

    .modern-slider {
        height: 600px;
        border-radius: 18px;
    }

    .slider-btn {
        width: 52px;
        height: 52px;
        font-size: 26px;
    }

}


/* Tablets */
@media (max-width: 992px) {

    .modern-slider {
        height: 430px;
        border-radius: 12px;
    }

    .slider-btn {
        width: 42px;
        height: 42px;
        font-size: 21px;
    }

    .slider-prev {
        left: 12px;
    }

    .slider-next {
        right: 12px;
    }

}


/* Mobile */
@media (max-width: 600px) {

    .modern-slider {
        height: 280px;
        border-radius: 8px;
    }

    .slider-btn {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    .slider-prev {
        left: 8px;
    }

    .slider-next {
        right: 8px;
    }

    .slider-dots {
        bottom: 12px;
        gap: 6px;
        padding: 5px 9px;
    }

    .slider-dot {
        width: 7px;
        height: 7px;
    }

    .slider-dot.active {
        width: 19px;
    }

}