/* ===== ENHANCED CASE STUDIES PAGE STYLES ===== */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light Theme Colors */
    --primary: #ffffff;
    --secondary: #f8f9fa;
    --accent: #007bff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #868e96;
    --border: #dee2e6;
    --border-light: #e9ecef;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --green-primary: #28a745;
    --green-light: #d4edda;
    --blue-primary: #007bff;
    --blue-light: #cce7ff;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===== HERO SECTION WITH SEARCH ===== */
.hero-section {
    background: black;
    color: white;
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
    min-height: 70vh;
    display: flex;
    align-items: center;
    margin-top: 4rem;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-description h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: #ffffff;
}

.hero-description p {
    font-size: 18px;
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

/* ===== SEARCH BAR ===== */
.search-container {
    margin-top: var(--spacing-xl);
}

.search-wrapper {
    position: relative;
    max-width: 500px;
    margin: 0;
}

.search-input {
    width: 100%;
    padding: 15px 20px 15px 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    font-size: 16px;
    font-family: var(--font-primary);
    transition: all var(--transition-normal);
    outline: none;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.search-input:focus {
    border-color: #ffd700;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    pointer-events: none;
    z-index: 2;
}

.search-clear {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 12px;
}

.search-clear:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.hero-graphic {
    position: relative;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spiral-graphic {
    width: 300px;
    height: 300px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300"><defs><linearGradient id="spiral" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%2300ff88;stop-opacity:1" /><stop offset="50%" style="stop-color:%2300aaff;stop-opacity:1" /><stop offset="100%" style="stop-color:%23ff3366;stop-opacity:1" /></linearGradient></defs><g stroke="url(%23spiral)" stroke-width="2" fill="none"><circle cx="150" cy="150" r="120" opacity="0.8"><animateTransform attributeName="transform" type="rotate" values="0 150 150;360 150 150" dur="20s" repeatCount="indefinite"/></circle><circle cx="150" cy="150" r="90" opacity="0.6"><animateTransform attributeName="transform" type="rotate" values="360 150 150;0 150 150" dur="15s" repeatCount="indefinite"/></circle><circle cx="150" cy="150" r="60" opacity="0.4"><animateTransform attributeName="transform" type="rotate" values="0 150 150;360 150 150" dur="10s" repeatCount="indefinite"/></circle></g></svg>') center/contain no-repeat;
}

/* ===== FILTER SECTION ===== */
.filter-section {
    background: var(--secondary);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border);
}

.filter-controls {
    text-align: center;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
    padding: var(--spacing-sm) 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.filter-tabs::-webkit-scrollbar {
    display: none;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary);
    color: var(--text-secondary);
    border: 2px solid var(--border);
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 12px;
    font-family: var(--font-primary);
    white-space: nowrap;
    flex-shrink: 0;
    min-width: fit-content;
}

.filter-btn i {
    font-size: 14px;
    flex-shrink: 0;
}

.filter-btn span {
    font-size: 11px;
    font-weight: 600;
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--primary);
    border-color: var(--accent);
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.results-counter {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

/* ===== CASE STUDIES GRID ===== */
.case-studies-section {
    padding: var(--spacing-xl) 0;
    background: var(--primary);
}

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.case-study-card {
    background: var(--primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    box-shadow: 0 4px 6px var(--shadow);
    opacity: 0;
    transform: translateY(30px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.case-study-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.case-study-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--shadow-hover);
    border-color: var(--accent);
}

.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--secondary);
    flex-shrink: 0;
}

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.case-study-card:hover .card-img {
    transform: scale(1.05);
}

.card-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    color: black;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.6em; /* Ensures consistent title height */
}

.card-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1; /* This pushes the footer to the bottom */
}

.card-categories {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.category-tag {
    display: inline-block;
    padding: 4px 8px;
    background: var(--secondary);
    color: var(--text-secondary);
    font-size: 11px;
    border-radius: 12px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.card-footer {
    border-top: 1px solid var(--border-light);
    padding-top: var(--spacing-lg);
    margin-top: auto; /* This ensures footer is always at bottom */
}

.read-more-btn {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition-normal);
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.read-more-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition-normal);
}

.read-more-btn:hover::after {
    width: 100%;
}

.read-more-btn i {
    transition: transform var(--transition-fast);
}

.read-more-btn:hover i {
    transform: translateX(4px);
}

/* ===== NO RESULTS ===== */
.no-results {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--text-secondary);
}

.no-results-icon {
    font-size: 48px;
    color: var(--border);
    margin-bottom: var(--spacing-lg);
}

.no-results h3 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.no-results p {
    font-size: 16px;
    max-width: 400px;
    margin: 0 auto;
}

/* ===== PAGINATION ===== */
.pagination-section {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.pagination {
    display: inline-flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    transition: all var(--transition-normal);
    min-width: 40px;
    text-align: center;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 14px;
}

.pagination-btn:hover:not(.disabled),
.pagination-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.pagination-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.prev,
.pagination-btn.next {
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination-ellipsis {
    padding: var(--spacing-sm);
    color: var(--text-muted);
}

/* ===== RELATED LINKS SECTION ===== */
.related-links-section {
    background: var(--secondary) !important;
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: black;
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.related-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.related-link-card {
    background: var(--primary);
    padding: var(--spacing-xl);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px var(--shadow);
    transition: all var(--transition-normal);
    border: 1px solid var(--border);
}

.related-link-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px var(--shadow-hover);
}

.link-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 32px;
    color: white;
    transition: transform var(--transition-normal);
}

.link-icon.green {
    background: linear-gradient(135deg, var(--green-primary), #20c997);
}

.link-icon.blue {
    background: linear-gradient(135deg, var(--blue-primary), #17a2b8);
}

.related-link-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: black;
    margin-bottom: var(--spacing-lg);
    line-height: 1.4;
}

.link-btn {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition-normal);
    position: relative;
}

.link-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition-normal);
}

.link-btn:hover::after {
    width: 100%;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
    padding: var(--spacing-3xl) 0;
    color: white;
    margin-top: var(--spacing-3xl);
}

.contact-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.contact-graphic {
    width: 200px;
    height: 200px;
}

.contact-visual {
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><defs><linearGradient id="contactGrad" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%2300ff88;stop-opacity:1" /><stop offset="100%" style="stop-color:%2300aaff;stop-opacity:1" /></linearGradient></defs><g stroke="url(%23contactGrad)" stroke-width="2" fill="none"><ellipse cx="100" cy="100" rx="80" ry="40" transform="rotate(0 100 100)"><animateTransform attributeName="transform" type="rotate" values="0 100 100;360 100 100" dur="10s" repeatCount="indefinite"/></ellipse><ellipse cx="100" cy="100" rx="80" ry="40" transform="rotate(60 100 100)"><animateTransform attributeName="transform" type="rotate" values="60 100 100;420 100 100" dur="10s" repeatCount="indefinite"/></ellipse><ellipse cx="100" cy="100" rx="80" ry="40" transform="rotate(120 100 100)"><animateTransform attributeName="transform" type="rotate" values="120 100 100;480 100 100" dur="10s" repeatCount="indefinite"/></ellipse></g></svg>') center/contain no-repeat;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: #e0e6ed;
}

.contact-info p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    color: #c5d2e0;
}

.contact-btn {
    display: inline-block;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: #17a2b8;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition-normal);
    font-size: 16px;
}

.contact-btn:hover {
    background: #138496;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(23, 162, 184, 0.3);
}

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

/* Large Tablets */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
    }
    
    .case-studies-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-xl);
    }
    
    .related-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }

    .search-wrapper {
        max-width: 100%;
    }
}

/* Tablets */
@media (max-width: 768px) {
    :root {
        --spacing-3xl: 2rem;
        --spacing-2xl: 1.5rem;
    }
    
    .hero-section {
        min-height: auto;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .hero-description p {
        font-size: 16px;
    }
    
    .section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }
    
    .filter-tabs {
        gap: var(--spacing-xs);
        justify-content: flex-start;
        padding: var(--spacing-sm) var(--spacing-sm);
    }
    
    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 10px;
        border-radius: 20px;
    }
    
    .filter-btn i {
        font-size: 12px;
    }
    
    .filter-btn span {
        font-size: 10px;
    }
    
    .case-studies-grid {
        grid-template-columns: 1fr;
    }
    
    .card-content {
        padding: var(--spacing-lg);
    }
    
    .card-title {
        font-size: 18px;
    }
    
    .related-links-grid {
        grid-template-columns: 1fr;
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }

     h2{
        font-size: 1rem;
    }
}



/* ===== ACCESSIBILITY & PERFORMANCE ===== */

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .spiral-graphic,
    .contact-visual {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #000000;
        --text-muted: #000000;
        --border: #000000;
    }
    
    .filter-btn,
    .pagination-btn,
    .case-study-card {
        border-width: 2px;
    }
}

/* Focus Styles */
*:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.filter-btn:focus,
.pagination-btn:focus,
.read-more-btn:focus,
.link-btn:focus,
.contact-btn:focus,
.search-input:focus,
.search-clear:focus {
    outline-color: var(--accent);
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ===== SELECTION STYLES ===== */
::selection {
    background: var(--accent);
    color: white;
}

::-moz-selection {
    background: var(--accent);
    color: white;
}

/* Typography overrides */


p {
    font-size: 16px !important;
}

/* ===== ADDITIONAL ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

/* ===== LOADING STATES ===== */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
}

.case-study-card.loading {
    pointer-events: none;
}

.case-study-card.loading .card-img {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
}

.case-study-card.loading .card-title,
.case-study-card.loading .card-description {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
    color: transparent;
    border-radius: 4px;
}

/* ===== ENHANCED INTERACTIONS ===== */
.case-study-card {
    cursor: pointer;
}

.case-study-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s;
    pointer-events: none;
    z-index: 1;
}

.case-study-card:hover::before {
    transform: translateX(100%);
}

/* ===== SCROLL INDICATORS ===== */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(0, 123, 255, 0.2);
    z-index: 1000;
}

.scroll-progress {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.1s ease;
}

/* ===== ENHANCED SEARCH FEATURES ===== */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 0 0 20px 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    max-height: 300px;
    overflow-y: auto;
    z-index: 10;
    display: none;
}

.search-suggestion {
    padding: 12px 20px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.search-suggestion:hover,
.search-suggestion.active {
    background: rgba(255, 255, 255, 0.1);
}

.search-suggestion:last-child {
    border-bottom: none;
}

/* ===== FILTER ENHANCEMENTS ===== */
.filter-btn {
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-count {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 6px;
    min-width: 18px;
    text-align: center;
}

.filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.3);
}

/* ===== CARD HOVER ENHANCEMENTS ===== */
.case-study-card .card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 123, 255, 0.9);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.case-study-card:hover .card-overlay {
    opacity: 1;
}

.card-overlay-content {
    text-align: center;
    color: white;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.case-study-card:hover .card-overlay-content {
    transform: translateY(0);
}

.quick-view-btn {
    background: white;
    color: var(--accent);
    padding: 10px 20px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.quick-view-btn:hover {
    transform: scale(1.05);
}

/* ===== TOOLTIP SYSTEM ===== */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: rgba(0, 0, 0, 0.9);
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 8px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: rgba(0, 0, 0, 0.9) transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* ===== BREADCRUMB NAVIGATION ===== */
.breadcrumb {
    background: var(--secondary);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.breadcrumb-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.breadcrumb-link:hover {
    color: var(--accent);
}

.breadcrumb-separator {
    color: var(--text-muted);
    font-size: 12px;
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}

/* ===== PRINT STYLES ===== */
@media print {
    .hero-section,
    .filter-section,
    .pagination-section,
    .related-links-section,
    .contact-section {
        display: none !important;
    }
    
    .case-study-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
        margin-bottom: 20px;
    }
    
    .case-study-card:hover {
        transform: none;
    }
    
    .card-img {
        display: none;
    }
    
    .read-more-btn::after {
        content: " (Print version - full content not available)";
        font-style: italic;
        color: #666;
    }
}

/* ===== DARK MODE SUPPORT ===== */
@media (prefers-color-scheme: dark) {
    /* Keep original card colors - don't override them in dark mode */
    .search-input {
        background: rgba(255, 255, 255, 0.1);
        color: white;
    }
    
    .search-input::placeholder {
        color: rgba(255, 255, 255, 0.6);
    }
    
    /* Keep case study cards with original light theme colors */
    .case-study-card {
        background: var(--primary); /* Keep original white background */
        color: var(--text-primary); /* Keep original dark text */
    }
    
    /* Keep category tags with original styling */
    .category-tag {
        background: var(--secondary); /* Keep original light background */
        color: var(--text-secondary); /* Keep original text color */
    }
    
    .pagination-btn {
        background: var(--primary); /* Keep original styling */
        color: var(--text-secondary);
        border-color: var(--border);
    }
    
    .related-link-card {
        background: var(--primary); /* Keep original styling */
    }
    
    .related-link-card h3 {
        color: black; /* Keep original black text */
    }
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.case-study-card img {
    will-change: transform;
}

.filter-btn,
.pagination-btn {
    will-change: transform, background-color;
}

.search-input {
    will-change: border-color, box-shadow;
}

/* Use transform3d for hardware acceleration */
.case-study-card:hover {
    transform: translate3d(0, -8px, 0);
}

.filter-btn:hover {
    transform: translate3d(0, -2px, 0);
}

/* ===== FINAL ACCESSIBILITY IMPROVEMENTS ===== */
.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;
}

/* Skip link for keyboard navigation */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--accent);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 0 0 4px 4px;
    z-index: 1001;
}

.skip-link:focus {
    top: 0;
}

/* Focus indicators for better accessibility */
.case-study-card:focus-within {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Ensure sufficient color contrast */
.filter-btn:focus,
.pagination-btn:focus {
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.3);
}

/* ===== FINAL TOUCHES ===== */
.page-loaded .case-study-card {
    animation: fadeInUp 0.6s ease forwards;
}

.page-loaded .filter-btn {
    animation: slideInLeft 0.4s ease forwards;
}

.page-loaded .search-wrapper {
    animation: scaleIn 0.5s ease forwards;
}



.nav .container{
    display: flex !important;
    align-items: center!important;
    justify-content: space-evenly !important;
    padding: 14px 24px !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
}

.brand-section{
    padding-left: 6rem !important;
}



/* Mobile Phones */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .filter-tabs {
        gap: 6px;
        padding: var(--spacing-xs) var(--spacing-xs);
    }
    
    .filter-btn {
        padding: 6px 10px;
        font-size: 9px;
        border-radius: 15px;
        min-width: auto;
    }
    
    .filter-btn i {
        font-size: 10px;
    }
    
    .filter-btn span {
        font-size: 9px;
        display: none; /* Hide text on very small screens, show only icons */
    }
    
    .filter-btn[data-filter="all"] span,
    .filter-btn.active span {
        display: inline; /* Always show text for "All" and active filter */
    }
    
    .card-title {
        font-size: 16px;
    }
    
    .card-description {
        font-size: 14px;
    }
    
    .contact-info h2 {
        font-size: 2rem;
    }
    
    .contact-info p {
        font-size: 16px;
    }
    
    .related-link-card {
        padding: var(--spacing-lg);
    }
    
    .link-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }

    .search-input {
        padding: 12px 16px 12px 40px;
        font-size: 14px;
    }

    .search-icon {
        left: 12px;
        font-size: 16px;
    }
    
    .results-counter {
        font-size: 12px;
        padding: 0 var(--spacing-sm);
    }

    .brand-section{
    padding-left: 0 !important;
}


.hero-description h2 {
    font-size: 2rem;
}
}


.box-title{
    color:  black !important;
}