/**
 * CSL Promo Slider - Frontend Styles
 * Clean, professional, responsive slider styling
 * 
 * @package CSL_Promo_Slider
 * @author John K Carmean
 * @copyright 2026 John K Carmean. All rights reserved.
 * 
 * PROPRIETARY SOFTWARE - UNAUTHORIZED USE PROHIBITED
 * Custom development by Caisleán Consulting - https://caisleaninc.com
 */

/* ============================================
   Base Slider Container
   ============================================ */
.csl-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #1a1a1a;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.csl-slider-track {
    position: relative;
    width: 100%;
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Fade transition mode */
.csl-slider.csl-transition-fade .csl-slider-track {
    display: block;
}

.csl-slider.csl-transition-fade .csl-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    pointer-events: none;
}

.csl-slider.csl-transition-fade .csl-slide.active {
    position: relative;
    opacity: 1;
    pointer-events: auto;
}

/* ============================================
   Individual Slides
   ============================================ */
.csl-slide {
    flex: 0 0 100%;
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.csl-slide-link {
    display: block;
    width: 100%;
    text-decoration: none;
    color: inherit;
}

.csl-slide-link:hover .csl-slide-image {
    transform: scale(1.02);
}

.csl-slide-link:focus {
    outline: 3px solid rgba(255, 255, 255, 0.5);
    outline-offset: -3px;
}

/* ============================================
   Slide Title
   ============================================ */
.csl-slide-title {
    width: 100%;
    padding: 15px 20px;
    background: linear-gradient(135deg, #2c2c2c 0%, #1a1a1a 100%);
    color: #ffffff;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-bottom: 2px solid #3a3a3a;
}

/* ============================================
   Slide Image
   ============================================ */
.csl-slide-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.csl-slide-placeholder {
    width: 100%;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #333 0%, #222 100%);
    color: #888;
    font-size: 16px;
}

/* ============================================
   Navigation Arrows
   ============================================ */
.csl-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.6);
    border: none;
    border-radius: 50%;
    color: #ffffff;
    font-size: 28px;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.csl-nav:hover {
    background: rgba(0, 0, 0, 0.85);
    transform: translateY(-50%) scale(1.1);
}

.csl-nav:focus {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

.csl-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.csl-nav-prev {
    left: 15px;
}

.csl-nav-next {
    right: 15px;
}

.csl-nav span {
    line-height: 1;
    margin-top: -2px;
}

/* ============================================
   Slide Counter
   ============================================ */
.csl-counter {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 20px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    z-index: 10;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.csl-counter-sep {
    margin: 0 4px;
    opacity: 0.6;
}

/* ============================================
   Navigation Dots
   ============================================ */
.csl-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 20px;
    z-index: 10;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.csl-dot {
    width: 12px;
    height: 12px;
    padding: 0;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.csl-dot:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.3);
}

.csl-dot:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5);
}

.csl-dot.active {
    background: #ffffff;
    border-color: #ffffff;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .csl-slider {
        border-radius: 0;
    }
    
    .csl-slide-title {
        font-size: 15px;
        padding: 12px 15px;
    }
    
    .csl-nav {
        width: 40px;
        height: 40px;
        font-size: 22px;
    }
    
    .csl-nav-prev {
        left: 10px;
    }
    
    .csl-nav-next {
        right: 10px;
    }
    
    .csl-counter {
        top: 10px;
        left: 10px;
        padding: 6px 10px;
        font-size: 12px;
    }
    
    .csl-dots {
        bottom: 10px;
        padding: 6px 10px;
        gap: 8px;
    }
    
    .csl-dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .csl-slide-title {
        font-size: 13px;
        padding: 10px 12px;
        letter-spacing: 0.3px;
    }
    
    .csl-nav {
        width: 36px;
        height: 36px;
        font-size: 20px;
    }
    
    .csl-nav-prev {
        left: 5px;
    }
    
    .csl-nav-next {
        right: 5px;
    }
}

/* ============================================
   Accessibility: Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .csl-slider-track,
    .csl-slide,
    .csl-slide-image,
    .csl-nav,
    .csl-dot {
        transition: none;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .csl-slider {
        break-inside: avoid;
    }
    
    .csl-nav,
    .csl-counter,
    .csl-dots {
        display: none !important;
    }
}