/*
 * Room Slider Overlapping - FULL VERSION
 * Version: 1.1.0 (Clean Navigation + No Title + Fixed Icons)
 * ✅ Code đầy đủ, không tóm tắt
 */

/* ===== CONTAINER ===== */
.room-slider-wrapper {
    margin: 0px 0;
    width: 100%;
    position: relative;
}

/* ===== HEADER: CHỈ HIỂN THỊ SỐ ẢNH ===== */
.room-slider-wrapper .rs-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 12px;
    padding: 0 4px;
}

.room-slider-wrapper .rs-count {
    font-size: 13px;
    font-weight: 500;
    color: #666;
    background: #f5f5f5;
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-block;
}

/* ===== SLIDER CONTAINER ===== */
.room-slider-wrapper .rs-container {
    position: relative;
    height: var(--rs-height, 320px);
    width: 100%;
}

.room-slider-wrapper .rs-viewport {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    border-radius: 0;
}

/* ===== OVERLAPPING TRACK (NGAY TỪ ĐẦU) ===== */
.room-slider-wrapper .rs-track {
    display: flex;
    gap: var(--rs-gap, 16px);
    height: 100%;
    transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
    padding: 0; /* ✅ Không có padding để overlapping ngay từ đầu */
    position: relative;
}

/* ===== INDIVIDUAL SLIDES ===== */
.room-slider-wrapper .rs-slide {
    flex: 0 0 auto;
    width: calc((100% - (var(--rs-visible) - 1) * var(--rs-gap, 16px)) / var(--rs-visible));
    height: 100%;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    background: #f0f0f0;
}

.room-slider-wrapper .rs-slide:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

/* ===== SLIDE IMAGES ===== */
.room-slider-wrapper .rs-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: high-quality;
}

.room-slider-wrapper .rs-slide:hover img {
    transform: scale(1.08);
}

/* ===== OVERLAY WITH ZOOM ICON ===== */
.room-slider-wrapper .rs-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.room-slider-wrapper .rs-slide:hover .rs-overlay {
    background: rgba(0, 0, 0, 0.35);
    opacity: 1;
}

/* ✅ ICON ZOOM IN OVERLAY */
.room-slider-wrapper .rs-overlay svg {
    width: 36px;
    height: 36px;
    stroke: #ffffff;
    stroke-width: 2;
    fill: none;
    transform: scale(0.7);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.4));
}

.room-slider-wrapper .rs-slide:hover .rs-overlay svg {
    transform: scale(1);
}

/* ===== NAVIGATION BUTTONS ===== */
.room-slider-wrapper .rs-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    
    /* ✅ NỀN TRONG SUỐT XÁM NHẸ */
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 0;
    margin: 0;
}

.room-slider-wrapper .rs-nav:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    color: #000;
}

.room-slider-wrapper .rs-nav:active:not(:disabled) {
    transform: translateY(-50%) scale(0.95);
}

.room-slider-wrapper .rs-nav.rs-prev {
    left: 8px;
}

.room-slider-wrapper .rs-nav.rs-next {
    right: 8px;
}

/* ✅ ICON MŨI TÊN TRONG NAVIGATION */
.room-slider-wrapper .rs-nav svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    display: block;
}

.room-slider-wrapper .rs-nav:disabled {
    opacity: 0.25;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===== RESPONSIVE: TABLET ===== */
@media (max-width: 1024px) {
    .room-slider-wrapper .rs-slide {
        border-radius: 10px;
    }
}

/* ===== RESPONSIVE: MOBILE ===== */
@media (max-width: 768px) {
    .room-slider-wrapper {
        margin: 20px 0;
    }
    
    .room-slider-wrapper .rs-header {
        margin-bottom: 10px;
    }
    
    .room-slider-wrapper .rs-count {
        font-size: 12px;
        padding: 5px 12px;
    }
    
    .room-slider-wrapper .rs-container {
        height: calc(var(--rs-height, 320px) * 0.75);
    }
    
    .room-slider-wrapper .rs-track {
        gap: 12px;
        padding: 0;
    }
    
    .room-slider-wrapper .rs-slide {
        width: calc((100% - (var(--rs-mobile-visible) - 1) * 12px) / var(--rs-mobile-visible));
        border-radius: 10px;
    }
    
    .room-slider-wrapper .rs-nav {
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.85);
    }
    
    .room-slider-wrapper .rs-nav svg {
        width: 20px;
        height: 20px;
        stroke-width: 2.5;
    }
    
    .room-slider-wrapper .rs-nav.rs-prev {
        left: 6px;
    }
    
    .room-slider-wrapper .rs-nav.rs-next {
        right: 6px;
    }
    
    .room-slider-wrapper .rs-overlay svg {
        width: 32px;
        height: 32px;
    }
}

/* ===== ACCESSIBILITY: FOCUS VISIBLE ===== */
.room-slider-wrapper .rs-slide:focus-visible {
    outline: 2px solid #00AEEF;
    outline-offset: 2px;
    z-index: 11;
}

.room-slider-wrapper .rs-nav:focus-visible {
    outline: 2px solid #00AEEF;
    outline-offset: 2px;
}

/* ===== LOADING STATE (Optional) ===== */
.room-slider-wrapper .rs-slide img[loading="lazy"] {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ===== FIX: PREVENT TEXT SELECTION DURING DRAG ===== */
.room-slider-wrapper .rs-track {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* ===== SMOOTH SCROLLING (if needed) ===== */
.room-slider-wrapper * {
    box-sizing: border-box;
}