/**
 * Hero Slider - Traditional Slide-by-Slide Implementation
 * Clean, minimal CSS for slide-by-slide movement
 */

/* ==========================================================================
   HERO SLIDER BASE STRUCTURE
   ========================================================================== */

.hero-slider {
    position: relative;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    padding: 20px;
    margin: 20px 0;
    box-sizing: border-box;
}

.hero-slider-track {
    display: flex;
    gap: 20px;
    transition: transform 0.5s ease-in-out;
    will-change: transform;
    align-items: center;
    justify-content: flex-start;
}

.hero-slide-item {
    flex: 0 0 auto;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slide-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.hero-slide-item img:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   NAVIGATION ARROWS
   ========================================================================== */

.hero-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 100;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s ease;
    user-select: none;
}

.hero-slider-arrow:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.hero-slider-arrow:focus {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

.hero-slider-prev {
    left: 10px;
}

.hero-slider-next {
    right: 10px;
}

/* ==========================================================================
   NO SLIDES MESSAGE
   ========================================================================== */

.hero-slider-no-slides {
    text-align: center;
    padding: 40px 20px;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    color: #6c757d;
    font-style: italic;
    margin: 20px 0;
}

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

/* Tablets */
@media (max-width: 1024px) {
    .hero-slider {
        padding: 15px;
    }
    
    .hero-slider-track {
        gap: 15px;
    }
    
    .hero-slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .hero-slider {
        padding: 10px;
    }
    
    .hero-slider-track {
        gap: 10px;
    }
    
    .hero-slide-item,
    .hero-slide-item {
        flex: 0 0 280px;
        width: 280px;
    }
    
    .hero-slider-arrow {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
    
    .hero-slider-prev {
        left: 5px;
    }
    
    .hero-slider-next {
        right: 5px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .hero-slider {
        padding: 8px;
        margin: 10px 0;
    }
    
    .hero-slide-item,
    .hero-slide-item {
        flex: 0 0 260px;
        width: 260px;
    }
    
    .hero-slide-item img:hover {
        transform: none; /* Disable hover effects on small screens */
    }
    
    .hero-slider-arrow {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* ==========================================================================
   ACCESSIBILITY AND PERFORMANCE
   ========================================================================== */

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .hero-slider-track {
        transition: none;
    }
    
    .hero-slide-item img {
        transition: none;
    }
    
    .hero-slider-arrow {
        transition: none;
    }
}

/* Focus indicators for accessibility */
.hero-slider-arrow:focus-visible {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero-slider-arrow {
        background: #000000;
        border: 2px solid #ffffff;
    }
}

/* Print styles */
@media print {
    .hero-slider-arrow {
        display: none;
    }
    
    .hero-slider-track {
        display: block;
    }
    
    .hero-slide-item {
        display: block;
        width: 100%;
        margin-bottom: 20px;
        break-inside: avoid;
    }
}

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

/* Tablets */
@media (max-width: 1024px) {
    .hero-slider {
        padding: 15px;
    }
    
    .hero-slider-track {
        gap: 15px;
    }
    
    .hero-slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .hero-slider {
        padding: 10px;
    }
    
    .hero-slider-track {
        gap: 10px;
    }
    
    .hero-slide-item,
    .hero-slide-item {
        flex: 0 0 280px;
        width: 280px;
    }
    
    .hero-slider-arrow {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
    
    .hero-slider-prev {
        left: 5px;
    }
    
    .hero-slider-next {
        right: 5px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .hero-slider {
        padding: 8px;
        margin: 10px 0;
    }
    
    .hero-slide-item,
    .hero-slide-item {
        flex: 0 0 260px;
        width: 260px;
    }
    
    .hero-slide-item img:hover {
        transform: none; /* Disable hover effects on small screens */
    }
    
    .hero-slider-arrow {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* ==========================================================================
   ACCESSIBILITY AND PERFORMANCE
   ========================================================================== */

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .hero-slider-track {
        transition: none;
    }
    
    .hero-slide-item img {
        transition: none;
    }
    
    .hero-slider-arrow {
        transition: none;
    }
}

/* Focus indicators for accessibility */
.hero-slider-arrow:focus-visible {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero-slider-arrow {
        background: #000000;
        border: 2px solid #ffffff;
    }
}

/* Print styles */
@media print {
    .hero-slider-arrow {
        display: none;
    }
    
    .hero-slider-track {
        display: block;
    }
    
    .hero-slide-item {
        display: block;
        width: 100%;
        margin-bottom: 20px;
        break-inside: avoid;
    }
}

/* ==========================================================================
   HERO SLIDER BASE STYLES
   ========================================================================== */

.hero-slider-container {
    position: relative;
    width: 100%;
    height: 400px; /* Default height, can be customized */
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-slide-item {
    flex: 0 0 100%;
    position: relative;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   SLIDE IMAGE AND CONTENT
   ========================================================================== */

.hero-slide-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: var(--link-decoration);
    color: inherit;
    transition: var(--button-transition);
}

.hero-slide-link:hover {
    text-decoration: var(--link-decoration);
    color: inherit;
}

.hero-slide-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: var(--card-padding);
}

/* Overlay gradient for better text readability */
.hero-slide-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.1) 100%
    );
    z-index: 1;
}

.hero-slide-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    color: var(--color-text-inverse);
    text-align: left;
}

.hero-slide-title {
    font-size: var(--font-size-h1);
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-inverse);
    margin-bottom: calc(var(--main-gap) / 2);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    line-height: var(--line-height-tight);
}

.hero-slide-excerpt {
    font-size: var(--font-size-large);
    font-family: var(--font-family-text);
    color: var(--color-text-inverse);
    margin-bottom: var(--main-gap);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    line-height: var(--line-height-base);
    opacity: 0.95;
}

.hero-slide-button {
    display: inline-block;
    background: var(--button-primary-bg);
    color: var(--button-primary-text);
    padding: var(--button-padding);
    border-radius: var(--button-border-radius);
    font-family: var(--font-family-text);
    font-weight: var(--button-font-weight);
    font-size: var(--button-font-size);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    transition: var(--button-transition);
    border: none;
    cursor: pointer;
    text-shadow: none;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.hero-slide-button:hover {
    background: var(--button-primary-bg-hover);
    color: var(--button-primary-text-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   NAVIGATION CONTROLS
   ========================================================================== */

/* Arrow Navigation */
.hero-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--button-transition);
    font-size: var(--font-size-h2);
    color: var(--color-primary);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.hero-slider-arrow:hover {
    background: var(--color-text-inverse);
    color: var(--color-accent);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.hero-slider-arrow:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.hero-slider-prev {
    left: var(--main-gap);
}

.hero-slider-next {
    right: var(--main-gap);
}

.arrow-icon {
    line-height: 1;
    font-weight: bold;
}

/* Dot Navigation */
.hero-slider-dots {
    position: absolute;
    bottom: var(--main-gap);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: calc(var(--main-gap) / 3);
    z-index: 10;
}

.hero-slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.7);
    background: transparent;
    cursor: pointer;
    transition: var(--button-transition);
}

.hero-slider-dot:hover,
.hero-slider-dot.active {
    background: var(--color-text-inverse);
    border-color: var(--color-text-inverse);
    transform: scale(1.2);
}

.hero-slider-dot:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* ==========================================================================
   SLIDER STATES AND ANIMATIONS
   ========================================================================== */

/* Fade transition alternative */
.hero-slider.fade-transition .hero-slider-container {
    display: block;
}

.hero-slider.fade-transition .hero-slide-item {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.hero-slider.fade-transition .hero-slide-item.active {
    opacity: 1;
}

/* Loading state */
.hero-slider.loading {
    background: var(--color-bg-primary);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slider.loading::before {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-border-light);
    border-top: 4px solid var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* No slides message */
.hero-slider-no-slides {
    text-align: center;
    padding: calc(var(--main-gap) * 2);
    background: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: var(--card-border-radius);
    font-family: var(--font-family-text);
    color: var(--color-text-secondary);
    font-style: italic;
}

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

/* Tablet */
@media (max-width: 1024px) {
    .hero-slider-container {
        height: 350px;
    }
    
    .hero-slide-content {
        max-width: 500px;
        padding: var(--card-padding);
    }
    
    .hero-slide-title {
        font-size: var(--font-size-h2);
    }
    
    .hero-slide-excerpt {
        font-size: var(--font-size-base);
    }
    
    .hero-slider-arrow {
        width: 45px;
        height: 45px;
        font-size: var(--font-size-h3);
    }
}

/* Mobile */
@media (max-width: 768px) {
    .hero-slider-container {
        height: 300px;
    }
    
    .hero-slide-image {
        padding: var(--card-padding);
        align-items: flex-end;
        text-align: center;
    }
    
    .hero-slide-content {
        max-width: 100%;
        text-align: center;
    }
    
    .hero-slide-title {
        font-size: var(--font-size-h3);
        margin-bottom: calc(var(--main-gap) / 3);
    }
    
    .hero-slide-excerpt {
        font-size: var(--font-size-text);
        margin-bottom: calc(var(--main-gap) / 2);
    }
    
    .hero-slide-button {
        padding: var(--button-small-padding);
        font-size: var(--font-size-small);
    }
    
    .hero-slider-arrow {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-h4);
    }
    
    .hero-slider-prev {
        left: calc(var(--main-gap) / 2);
    }
    
    .hero-slider-next {
        right: calc(var(--main-gap) / 2);
    }
    
    .hero-slider-dots {
        bottom: calc(var(--main-gap) / 2);
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-slider-container {
        height: 250px;
    }
    
    .hero-slide-image {
        padding: calc(var(--card-padding) * 0.75);
    }
    
    .hero-slide-title {
        font-size: var(--font-size-h4);
    }
    
    .hero-slide-excerpt {
        display: none; /* Hide excerpt on very small screens */
    }
    
    .hero-slider-arrow {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-h5);
    }
    
    .hero-slider-dot {
        width: 10px;
        height: 10px;
    }
}

/* ==========================================================================
   ACCESSIBILITY ENHANCEMENTS
   ========================================================================== */

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero-slide-image::before {
        background: linear-gradient(
            45deg,
            rgba(0, 0, 0, 0.9) 0%,
            rgba(0, 0, 0, 0.6) 50%,
            rgba(0, 0, 0, 0.3) 100%
        );
    }
    
    .hero-slider-arrow {
        background: var(--color-text-inverse);
        border: 2px solid var(--color-primary);
    }
    
    .hero-slider-dot {
        border-width: 3px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .hero-slider-container {
        transition: none;
    }
    
    .hero-slide-item {
        transition: none;
    }
    
    .hero-slider-arrow {
        transition: none;
    }
    
    .hero-slider-dot {
        transition: none;
    }
    
    .hero-slide-button {
        transition: none;
    }
}

/* ==========================================================================
   SLIDER VARIATIONS
   ========================================================================== */

/* Compact slider variant */
.hero-slider.compact .hero-slider-container {
    height: 200px;
}

.hero-slider.compact .hero-slide-title {
    font-size: var(--font-size-h3);
}

.hero-slider.compact .hero-slide-excerpt {
    font-size: var(--font-size-base);
}

/* Full height slider variant */
.hero-slider.full-height .hero-slider-container {
    height: 100vh;
    max-height: 800px;
}

/* Banner style slider */
.hero-slider.banner-style .hero-slider-container {
    height: 150px;
}

.hero-slider.banner-style .hero-slide-content {
    text-align: center;
    max-width: 100%;
}

.hero-slider.banner-style .hero-slide-title {
    font-size: var(--font-size-h4);
    margin-bottom: 0;
}

.hero-slider.banner-style .hero-slide-excerpt {
    display: none;
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .hero-slider-arrow,
    .hero-slider-dots {
        display: none;
    }
    
    .hero-slider-container {
        height: auto;
    }
    
    .hero-slide-item {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .hero-slide-image::before {
        display: none;
    }
    
    .hero-slide-content {
        color: var(--color-text-primary) !important;
    }
}