/**
 * Meraki Milestones Horizontal Slider Timeline Styles
 * 
 * @package    Meraki_Milestones_Timeline
 * @subpackage Assets/CSS
 * @version    1.1.5
 * @author     Meraki Group
 * @copyright  2024-2025 Meraki Group
 * @license    GPL-2.0+
 * 
 * Description: Professional, responsive styles for horizontal slider timeline.
 *              Includes desktop, tablet, and mobile optimizations.
 * 
 * Features:
 * - Responsive design with mobile-first approach
 * - Smooth animations and transitions
 * - Touch-optimized for mobile devices
 * - Accessibility-friendly (focus states, ARIA support)
 * - Luxury aesthetic with modern design patterns
 * 
 * Breakpoints:
 * - Desktop: 1200px+
 * - Tablet: 768px - 1199px
 * - Mobile: 480px - 767px
 * - Mobile Small: < 480px
 * 
 * Browser Support: Chrome, Firefox, Safari, Edge (latest versions)
 * Mobile Support: iOS Safari, Chrome Mobile, Samsung Internet
 */

/* ============================================
   BASE STYLES
   ============================================ */

.meraki-slider-timeline-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.meraki-slider-timeline-container {
    font-family: 'Stage Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #F4EFE8;
    color: white;
    overflow-x: hidden;
    width: 100%;
    display: flex;
    flex-direction: column;
    padding: 0;
}

/* ============================================
   HEADER SECTION
   ============================================ */

.meraki-slider-header {
    text-align: center;
    padding: 0 20px;
    margin-bottom: 80px;
}

.meraki-slider-header h1 {
    font-size: 3.5rem;
    font-weight: 500;
    color: #2d3748;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.meraki-slider-header p {
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

/* ============================================
   SLIDER CONTAINER & WRAPPER
   ============================================ */

.meraki-slider-wrapper {
    position: relative;
    width: 100%;
    flex: 1;
    display: flex;
    align-items: center;
    margin-bottom: 0;
    overflow: hidden;
}

.meraki-slider-wrapper::before,
.meraki-slider-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 5;
    pointer-events: none;
}

.meraki-slider-wrapper::before {
    left: 0;
    background: linear-gradient(to right, #F4EFE8 0%, transparent 100%);
}

.meraki-slider-wrapper::after {
    right: 0;
    background: linear-gradient(to left, #F4EFE8 0%, transparent 100%);
}

.meraki-slider-container {
    position: relative;
    width: 100%;
    overflow: visible;
    padding: 0 80px;
}

.meraki-slider-track {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    gap: 30px;
    align-items: flex-start;
    padding-bottom: 35px;
}

.meraki-slide {
    min-width: calc(33.333% - 20px);
    flex-shrink: 0;
    aspect-ratio: 16/10;
    border-radius: 12px;
    overflow: visible;
    position: relative;
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    opacity: 0.6;
    transform: scale(0.9);
    border: 3px solid transparent;
    margin-bottom: 0;
    background: transparent;
}

.meraki-slide-image-wrapper {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    border: 3px solid transparent;
    transition: all 0.4s ease;
    background: transparent;
    /* Ensure wrapper maintains aspect ratio during image load */
    display: block;
}

.meraki-slide.center {
    opacity: 1;
    transform: scale(1);
    z-index: 2;
}

.meraki-slide.center .meraki-slide-image-wrapper {
    border: 3px solid #4a5568;
    box-shadow: 0 0 30px rgba(74, 85, 104, 0.3);
}

.meraki-slide.adjacent {
    opacity: 0.8;
    transform: scale(0.95);
    z-index: 1;
}

.meraki-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
    transition: filter 0.4s ease, transform 0.4s ease;
    display: block;
    /* Ensure image dimensions are calculated properly on load */
    min-height: 100%;
}

.meraki-slide:hover .meraki-slide-image-wrapper img {
    filter: blur(8px);
    transform: scale(1.05);
}

/* Slide title below image */
.meraki-slide-title {
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 1.2rem;
    color: #4a5568;
    font-weight: 600;
    padding: 10px;
    transition: all 0.3s ease;
    pointer-events: none;
}

.meraki-slide.center .meraki-slide-title {
    color: #4a5568;
    font-weight: 700;
}

/* Hover overlay with description */
.meraki-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(45, 55, 72, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.meraki-slide:hover .meraki-slide-overlay {
    opacity: 1;
    pointer-events: auto;
}

.meraki-overlay-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #F4EFE8;
    margin-bottom: 15px;
    transform: translateY(20px);
    transition: transform 0.4s ease 0.1s;
}

.meraki-slide:hover .meraki-overlay-title {
    transform: translateY(0);
}

.meraki-overlay-description {
    font-size: 18px;
    color: rgba(244, 239, 232, 0.9);
    line-height: 24px;
    text-align: center;
    transform: translateY(20px);
    transition: transform 0.4s ease 0.2s;
}

.meraki-slide:hover .meraki-overlay-description {
    transform: translateY(0);
}

/* Loading state for images */
.meraki-slide.loading {
    background: linear-gradient(90deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.1) 50%, rgba(255,255,255,0.05) 100%);
    background-size: 200% 100%;
    animation: merakiShimmer 1.5s infinite;
}

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

/* Navigation Arrows */
.meraki-nav-arrow {
    position: relative;
    transform: none;
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 50%;
    background: white;
    border: 2px solid rgba(74, 85, 104, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    z-index: 5;
}

.meraki-nav-arrow.prev {
    margin-right: -10px;
}

.meraki-nav-arrow.next {
    margin-left: -10px;
}

.meraki-nav-arrow:hover {
    background: #4a5568;
    border-color: #4a5568;
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(74, 85, 104, 0.3);
}

.meraki-nav-arrow:hover svg {
    fill: white;
}

.meraki-nav-arrow:active {
    transform: scale(1.05);
}

.meraki-nav-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.meraki-nav-arrow:disabled:hover {
    transform: scale(1);
    background: white;
    border-color: rgba(74, 85, 104, 0.2);
}

.meraki-nav-arrow:disabled:hover svg {
    fill: #4a5568;
}

.meraki-nav-arrow svg {
    width: 24px;
    height: 24px;
    fill: #4a5568;
}

.meraki-nav-arrow:focus {
    outline: 3px solid #4a5568;
    outline-offset: 3px;
}

.meraki-nav-arrow:focus:not(:focus-visible) {
    outline: none;
}

.meraki-timeline-point:focus {
    outline: none;
}

.meraki-timeline-point:focus::before {
    box-shadow: 0 0 0 8px rgba(74, 85, 104, 0.3);
}

/* Timeline Section */
.meraki-slider-timeline-section {
    padding: 0 100px;
    margin-bottom: 40px;
    position: relative;
}

.meraki-timeline-nav-wrapper {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 0 20px 0;
}

.meraki-slide-counter {
    display: none;
    text-align: center;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #718096;
    font-weight: 500;
    letter-spacing: 1px;
}

.meraki-slide-counter .current-year {
    color: #2d3748;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 2px;
}

/* Legacy support - hide old counter elements if they exist */
.meraki-slide-counter .current,
.meraki-slide-counter .separator,
.meraki-slide-counter .total {
    display: none;
}

.meraki-timeline-wrapper {
    flex: 1;
    position: relative;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 30px 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
    background: transparent;
    border-radius: 15px;
}

.meraki-timeline-wrapper::-webkit-scrollbar {
    display: none;
}

.meraki-timeline-container-inner {
    position: relative;
    padding: 0;
    min-width: max-content;
}

/* Timeline Track */
.meraki-timeline-track {
    position: absolute;
    left: 40px;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    height: 3px;
    background: rgba(74, 85, 104, 0.2);
    border-radius: 2px;
    z-index: 1;
}

.meraki-timeline-progress {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: linear-gradient(90deg, #4a5568 0%, #2d3748 100%);
    border-radius: 2px;
    transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), left 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 0 10px rgba(74, 85, 104, 0.3);
}

/* Timeline Points */
.meraki-timeline-points {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 100%;
    padding: 0 40px;
    gap: 60px;
    position: relative;
    z-index: 2;
    top: 21px;
}

.meraki-timeline-point {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.meraki-timeline-point:hover::before {
    transform: scale(1.2);
}

.meraki-timeline-point:hover .meraki-timeline-label {
    color: #4a5568;
}

.meraki-timeline-point::before {
    content: '';
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #E5E7EB;
    border: 3px solid #E5E7EB;
    transition: all 0.3s ease;
    z-index: 3;
    position: relative;
}

.meraki-timeline-point.active::before,
.meraki-timeline-point.passed::before {
    background: #4a5568;
    border-color: #4a5568;
    box-shadow: 0 0 0 6px rgba(74, 85, 104, 0.15);
}

.meraki-timeline-point.active::before {
    transform: scale(1.4);
    box-shadow: 0 0 0 8px rgba(74, 85, 104, 0.2);
}

.meraki-timeline-label {
    margin-top: 14px;
    font-size: 1rem;
    font-weight: 600;
    color: #6B7280;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.meraki-timeline-point.active .meraki-timeline-label,
.meraki-timeline-point.passed .meraki-timeline-label {
    color: #2d3748;
    font-weight: 700;
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 1200px) {
    .meraki-slide {
        min-width: calc(50% - 15px);
    }

    .meraki-slider-header h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .meraki-slider-header h1 {
        font-size: 1.75rem;
    }

    .meraki-slider-header p {
        font-size: 0.9rem;
    }

    .meraki-slider-container {
        padding: 0 40px;
    }

    .meraki-slide {
        min-width: calc(100% - 0px);
        aspect-ratio: 16/10;
    }

    .meraki-slide.center {
        transform: scale(1);
    }

    .meraki-slide.adjacent {
        transform: scale(0.85);
        opacity: 0.5;
    }

    .meraki-slide-title {
        font-size: 1rem;
        bottom: -45px;
		line-height: 16px;
    }

    .meraki-overlay-title {
        font-size: 1.2rem;
    }

    .meraki-overlay-description {
        font-size: 0.85rem;
    }

    .meraki-slide-overlay {
        padding: 20px;
    }

    .meraki-slider-timeline-section {
        padding: 0 40px;
    }

    .meraki-timeline-label {
        font-size: 0.8rem;
    }

    .meraki-slide-counter {
        font-size: 0.85rem;
    }

    .meraki-slide-counter .current-year {
        font-size: 1.3rem;
    }

    .meraki-slider-wrapper::before,
    .meraki-slider-wrapper::after {
        width: 80px;
    }

    .meraki-slider-wrapper {
        margin-bottom: 0;
    }

    .meraki-slider-track {
        padding-bottom: 60px;
    }

    .meraki-timeline-nav-wrapper {
        gap: 0;
    }

    .meraki-nav-arrow {
        width: 48px;
        height: 48px;
    }

    .meraki-nav-arrow.prev {
        margin-right: -8px;
    }

    .meraki-nav-arrow.next {
        margin-left: -8px;
    }
}

@media (max-width: 480px) {
    .meraki-slider-timeline-container {
        padding: 10px 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .meraki-slider-header h1 {
        font-size: 1.5rem;
        margin-bottom: 10px;
    }

    .meraki-slider-header p {
        font-size: 0.85rem;
    }

    .meraki-nav-arrow {
        width: 44px;
        height: 44px;
        flex-shrink: 0;
    }

    .meraki-nav-arrow.prev {
        margin-right: 0 !important;
        margin-top: -25px !important;
    }

    .meraki-nav-arrow.next {
        margin-left: 0 !important;
        margin-top: -25px !important;
    }

    .meraki-nav-arrow svg {
        width: 20px;
        height: 20px;
    }

    .meraki-slider-container {
        padding: 0 15px !important;
        overflow: hidden !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .meraki-slider-wrapper {
        overflow: hidden !important;
        width: 100% !important;
    }

    .meraki-slider-track {
        width: 100% !important;
        gap: 20px !important;
        padding-bottom: 60px !important;
    }

    .meraki-slide {
        min-width: 100% !important;
        width: 100% !important;
        aspect-ratio: 16/10 !important;
        overflow: visible !important;
        border-radius: 8px !important;
        margin: 0 !important;
        padding: 0 !important;
        padding-bottom: 0 !important;
        box-sizing: border-box !important;
        border: none !important;
    }

    .meraki-slide.center {
        transform: scale(1) !important;
        opacity: 1 !important;
    }

    .meraki-slide.center .meraki-slide-image-wrapper {
        border: none !important;
        box-shadow: none !important;
    }

    .meraki-slide-image-wrapper {
        border-radius: 8px !important;
        overflow: hidden !important;
        width: 100% !important;
        height: 100% !important;
        position: relative !important;
        box-sizing: border-box !important;
        border: none !important;
    }

    .meraki-slide img {
        object-fit: cover !important;
        object-position: center !important;
        width: 100% !important;
        height: 100% !important;
        display: block !important;
        max-width: 100% !important;
        border-radius: 8px !important;
        border: none !important;
    }

    .meraki-slide.adjacent {
        transform: scale(0.75);
        opacity: 0.3;
    }

    .meraki-slider-timeline-section {
        padding: 0 15px;
        margin-bottom: 20px;
    }

    .meraki-timeline-nav-wrapper {
        padding: 0 !important;
        gap: 15px !important;
        align-items: center !important;
    }

    .meraki-timeline-wrapper {
        padding: 0 !important;
        padding-bottom: 25px !important;
        width: 100% !important;
    }

    .meraki-timeline-label {
        font-size: 0.8rem;
        margin-top: 10px;
        color: #6B7280 !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .meraki-timeline-point.active .meraki-timeline-label,
    .meraki-timeline-point.passed .meraki-timeline-label {
        color: #2d3748 !important;
        font-weight: 700 !important;
    }

    .meraki-timeline-points {
        gap: 35px;
        padding: 0 !important;
        top: 17px !important;
        width: 100% !important;
    }

    .meraki-timeline-point {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .meraki-timeline-point::before {
        width: 14px;
        height: 14px;
    }

    .meraki-timeline-point.active::before {
        width: 18px;
        height: 18px;
        transform: scale(1.3);
    }

    .meraki-slide-title {
        font-size: 1rem;
        bottom: -45px;
        font-weight: 600;
        padding: 8px 10px !important;
		line-height:16px !important;
    }

    .meraki-slide-overlay {
        padding: 20px 15px !important;
        opacity: 0;
        pointer-events: none;
        overflow-y: auto;
        max-height: 100%;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        box-sizing: border-box !important;
		line-height:16px !important;
    }

    .meraki-slide:active .meraki-slide-overlay,
    .meraki-slide.show-overlay .meraki-slide-overlay {
        opacity: 1 !important;
        pointer-events: auto;
    }

    .meraki-overlay-title {
        font-size: 1.1rem !important;
        margin-bottom: 10px;
        word-wrap: break-word !important;
        text-align: center !important;
        width: 100% !important;
        color: #F4EFE8 !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .meraki-overlay-description {
        font-size: 0.85rem !important;
        line-height: 1.4 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        text-align: center !important;
        width: 100% !important;
        color: rgba(244, 239, 232, 0.9) !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .meraki-slider-wrapper::before,
    .meraki-slider-wrapper::after {
        display: none;
    }

    .meraki-slider-wrapper {
        margin-bottom: 0;
    }

    .meraki-slider-track {
        padding-bottom: 60px;
        gap: 20px;
    }

    .meraki-timeline-nav-wrapper {
        gap: 10px;
    }

    .meraki-nav-arrow.prev {
        margin-right: 0;
    }

    .meraki-nav-arrow.next {
        margin-left: 0;
    }

    .meraki-slide-counter {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }

    .meraki-slide-counter .current-year {
        font-size: 1.4rem;
    }
}

/* Touch device improvements */
@media (hover: none) and (pointer: coarse) {
    .meraki-slide:hover .meraki-slide-image-wrapper img {
        filter: none;
        transform: none;
    }

    .meraki-slide:hover .meraki-slide-overlay {
        opacity: 0;
    }

    .meraki-slide:active .meraki-slide-image-wrapper img {
        filter: blur(4px);
    }

    .meraki-slide:active .meraki-slide-overlay,
    .meraki-slide.show-overlay .meraki-slide-overlay {
        opacity: 1;
        pointer-events: auto;
    }
}