/* ============================================
   MODERN HERO SLIDER
   ============================================ */
.hero-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-navy-darkest);
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide picture {
    width: 100%;
    height: 100%;
    display: block;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    background: #0a0000;
}

/* Removed Ken Burns zoom animation */

/* Attractive gradient overlay with shine effect - reduced opacity */
.slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(139, 0, 0, 0.1) 0%,
            rgba(169, 29, 58, 0.08) 30%,
            transparent 50%,
            rgba(212, 175, 55, 0.1) 70%,
            rgba(255, 215, 0, 0.12) 100%);
    z-index: 2;
    pointer-events: none;
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {

    0%,
    100% {
        opacity: 0.4;
    }

    50% {
        opacity: 0.7;
    }
}

/* Modern frosted glass info bar instead of full overlay */
.slide-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: auto;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 3;
    padding: 0;
}

/* Hide overlay for no-overlay slides */
.slide.no-overlay .slide-overlay {
    display: none;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 4;
    width: 90%;
    max-width: 1200px;
    padding: 2rem;
}

/* Hide text overlay for slides with .no-overlay class */
.slide.no-overlay .slide-content {
    opacity: 0;
    pointer-events: none;
}

/* Reduce overlay darkness for slides with .light-overlay class */
.slide.light-overlay .slide-overlay {
    background: linear-gradient(to bottom,
            rgba(10, 22, 40, 0.1) 0%,
            rgba(10, 22, 40, 0.3) 50%,
            rgba(10, 22, 40, 0.5) 100%);
}

.hero-title {
    font-family: var(--font-bengali-display);
    font-size: 5rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.9)) drop-shadow(0 2px 8px rgba(212, 175, 55, 0.8));
    letter-spacing: 3px;
    animation: slideInUp 1s ease-out;
    -webkit-text-stroke: 0.5px rgba(212, 175, 55, 0.3);
}

.hero-subtitle {
    font-family: var(--font-english-display);
    font-size: 2rem;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 2.5rem;
    text-shadow: 0 3px 10px rgba(0, 0, 0, 0.9);
    animation: slideInUp 1.2s ease-out;
}

.slide-content .btn {
    animation: slideInUp 1.4s ease-out;
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
}

/* Slider Navigation Dots */
.slider-nav {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.nav-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 2px solid var(--color-gold-primary);
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
}

.nav-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    background: var(--color-gold-bright);
    border-radius: 50%;
    transition: all 0.4s ease;
}

.nav-dot.active {
    background: var(--color-gold-primary);
    transform: scale(1.4);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.6);
}

.nav-dot.active::before {
    width: 6px;
    height: 6px;
}

.nav-dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.7);
    transform: scale(1.2);
}

/* Slider Arrows (Optional) */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(212, 175, 55, 0.3);
    backdrop-filter: blur(10px);
    border: 2px solid var(--color-gold-primary);
    color: var(--color-gold-bright);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    font-size: 1.5rem;
}

.slider-arrow:hover {
    background: rgba(212, 175, 55, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.slider-arrow.prev {
    left: 30px;
}

.slider-arrow.next {
    right: 30px;
}

/* Slide In Animation */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-slider {
        aspect-ratio: 4 / 3;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .slider-arrow {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .slider-arrow.prev {
        left: 15px;
    }

    .slider-arrow.next {
        right: 15px;
    }

    .slider-nav {
        bottom: 20px;
    }

    .nav-dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .slide-content .btn {
        font-size: 0.95rem;
        padding: 0.8rem 1.8rem;
    }
}