:root {
    /* Color Variables */
    --primary-color: #60a5fa;
    --primary-light: #93c5fd;
    --primary-dark: #3b82f6;
    --secondary-color: #94a3b8;
    --accent-color: #22d3ee;
    --accent-light: #67e8f9;
    --success-color: #34d399;
    --text-primary: #f8fafc;
    --text-secondary: #d1d5db;
    --text-light: #6b7280;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-dark: #020617;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.25);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.2);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.15);

    /* Typography - Optimized Scale & Fallbacks */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    
    /* Fluid Typography */
    --fluid-text-xs: clamp(0.69rem, 0.67rem + 0.12vw, 0.75rem);
    --fluid-text-sm: clamp(0.78rem, 0.75rem + 0.15vw, 0.875rem);
    --fluid-text-base: clamp(0.89rem, 0.84rem + 0.24vw, 1rem);
    --fluid-text-lg: clamp(1rem, 0.94rem + 0.32vw, 1.125rem);
    --fluid-text-xl: clamp(1.13rem, 1.05rem + 0.41vw, 1.25rem);
    --fluid-text-2xl: clamp(1.27rem, 1.17rem + 0.51vw, 1.5rem);
    --fluid-text-3xl: clamp(1.42rem, 1.29rem + 0.67vw, 1.875rem);
    --fluid-text-4xl: clamp(1.6rem, 1.41rem + 0.95vw, 2.25rem);
    --fluid-text-5xl: clamp(1.8rem, 1.52rem + 1.41vw, 3rem);
    
    /* Line Heights - Optimized for Readability */
    --line-height-tight: 1.2;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 1.75;
    
    /* Letter Spacing */
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0em;
    --letter-spacing-wide: 0.025em;
    --letter-spacing-wider: 0.05em;
    --letter-spacing-widest: 0.1em;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --content-max-width: 800px;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-relaxed);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    font-size: var(--fluid-text-base);
    font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #004f79!important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
    height: 130px;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.logo img {
    height: 125px;
    width: auto;
    transition: var(--transition);
    margin-top:25px;
}

.logo:hover img {
    transform: translateY(-1px);
    filter: brightness(1.1);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--fluid-text-base);
    letter-spacing: var(--letter-spacing-wide);
    line-height: var(--line-height-normal);
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    cursor: pointer;
}

/* Container Utilities */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.content-container {
    max-width: var(--content-max-width);
    margin: 0 auto;
}

/* Section Styling */
section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: var(--fluid-text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 160px 0 var(--spacing-3xl);
    text-align: center;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Particles.js background */
#particles-js canvas {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 1 !important;
    pointer-events: none !important;
}

.hero .container {
    position: relative;
    z-index: 10;
    width: 100%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.hero-subtitle {
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--fluid-text-lg);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-widest);
    line-height: var(--line-height-normal);
}

.hero-title {
    font-size: var(--fluid-text-5xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-description {
    font-size: var(--fluid-text-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: var(--line-height-relaxed);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: var(--fluid-text-3xl);
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
}

.stat-label {
    color: var(--text-secondary);
    font-size: var(--fluid-text-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-widest);
    line-height: var(--line-height-normal);
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: var(--fluid-text-base);
    line-height: var(--line-height-normal);
    letter-spacing: var(--letter-spacing-wide);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* About Section */
.about {
    background: var(--bg-secondary);
    position: relative;
    z-index: 5;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-image {
    position: relative;
    max-width: 350px;
    margin: 0 auto;
}

.about-image::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius-lg);
    z-index: -1;
    opacity: 0.15;
    transition: var(--transition);
    display:none;
}

.about-image:hover::before {
    opacity: 0.25;
    transform: translate(-5px, -5px);
}

.about-image img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.about-image:hover img {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}

.about-text h3 {
    font-size: var(--fluid-text-2xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-snug);
    letter-spacing: var(--letter-spacing-tight);
    font-weight: 600;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-loose);
    font-size: var(--fluid-text-base);
    max-width: 65ch;
}

.highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.highlight-icon {
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.highlight-content h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--fluid-text-lg);
    line-height: var(--line-height-snug);
    font-weight: 600;
    letter-spacing: var(--letter-spacing-normal);
}

.highlight-content p {
    color: var(--text-secondary);
    font-size: var(--fluid-text-sm);
    line-height: var(--line-height-relaxed);
    max-width: 45ch;
}

/* Experience Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: var(--spacing-xl);
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: var(--spacing-xl);
    margin-left: 50%;
}

.timeline-dot {
    position: absolute;
    top: 20px;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-content {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--fluid-text-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-widest);
    line-height: var(--line-height-normal);
}

.timeline-title {
    color: var(--text-primary);
    font-size: var(--fluid-text-lg);
    font-weight: 600;
    margin: var(--spacing-xs) 0;
    line-height: var(--line-height-snug);
    letter-spacing: var(--letter-spacing-normal);
}

.timeline-company {
    color: var(--text-secondary);
    font-size: var(--fluid-text-sm);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-normal);
    font-weight: 500;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--fluid-text-base);
    max-width: 55ch;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category h4 {
    color: var(--primary-color);
    font-size: var(--fluid-text-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    line-height: var(--line-height-snug);
    font-weight: 600;
    letter-spacing: var(--letter-spacing-normal);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: var(--fluid-text-sm);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    line-height: var(--line-height-normal);
    letter-spacing: var(--letter-spacing-wide);
}

.skill-tag:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Contact Section */
.contact {
    background: var(--bg-dark);
    color: white;
}

.contact .section-title {
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    text-align: center;
}

.contact-method {
    padding: var(--spacing-xl);
}

.contact-icon {
    background: var(--primary-color);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: var(--font-size-xl);
}

.contact-method h4 {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-size: var(--fluid-text-lg);
    line-height: var(--line-height-snug);
    font-weight: 600;
    letter-spacing: var(--letter-spacing-normal);
}

.contact-method p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    font-size: var(--fluid-text-base);
    line-height: var(--line-height-relaxed);
}

.contact-method a {
    color: var(--accent-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-method a:hover {
    color: white;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid #374151;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer p {
    color: var(--text-light);
    font-size: var(--fluid-text-sm);
    line-height: var(--line-height-relaxed);
    max-width: 60ch;
    margin: 0 auto;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
width: 12px;
}

::-webkit-scrollbar-track {
background: var(--bg-secondary);
border-radius: 8px;
}

::-webkit-scrollbar-thumb {
background: var(--primary-color);
border-radius: 8px;
border: 3px solid var(--bg-secondary);
}

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

/* Hide scrollbar for Chrome/Safari/Opera on hover only */
.scrollbar-hover::-webkit-scrollbar {
display: none;
}

.scrollbar-hover:hover::-webkit-scrollbar {
display: block;
}


/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --fluid-text-5xl: clamp(1.8rem, 1.2rem + 3vw, 2.5rem);
        --fluid-text-4xl: clamp(1.6rem, 1.1rem + 2.5vw, 2rem);
        --fluid-text-3xl: clamp(1.42rem, 1rem + 2.1vw, 1.5rem);
    }
    
    body {
        font-size: var(--fluid-text-base);
        line-height: var(--line-height-loose);
    }
    
    /* Mobile Navigation Fixes */
    .nav-container {
        flex-wrap: wrap;
        padding: 0 var(--spacing-sm);
    }
    
    .logo img {
        height: 80px;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: var(--spacing-md);
        border-top: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        margin: var(--spacing-xs) 0;
    }
    
    .nav-links a {
        display: block;
        padding: var(--spacing-sm);
        text-align: center;
        border-radius: var(--border-radius);
    }
    
    .nav-links a:hover {
        background: var(--bg-primary);
    }
    
    .mobile-menu-toggle {
        display: block;
        font-size: var(--fluid-text-lg);
    }
    
    .hero {
        padding: 100px 0 var(--spacing-2xl);
        min-height: 100vh;
        display: flex;
        align-items: center;
    }
    
    .hero-description {
        max-width: 90%;
    }
    
    .about-text p {
        max-width: 90%;
    }
    
    .timeline-description {
        max-width: 90%;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 50px;
        text-align: left;
    }
    
    .timeline-item:nth-child(even) {
        margin-left: 0;
    }
    
    .timeline-dot {
        left: 12px !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

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

.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #e5e7eb;
        --text-light: #9ca3af;
        --border-color: #6b7280;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Typography micro-improvements */
p, li {
    text-wrap: pretty;
    orphans: 2;
    widows: 2;
}

h1, h2, h3, h4, h5, h6 {
    text-wrap: balance;
    font-variant-numeric: lining-nums;
}

/* Optical margin alignment for better visual balance */
.hero-title,
.section-title {
    text-align: center;
    hanging-punctuation: first last;
}


        /* Hero Section */
.case-study-hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 120px 0 var(--spacing-3xl);
    margin-top: 70px;
}

.hero-content {
    text-align: center;
}

.client-logo {
    max-width: 200px;
    height: auto;
    margin: 0 auto var(--spacing-lg);
    opacity: 0.9;
}

.case-study-title {
    font-size: var(--fluid-text-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-tight);
}

.case-study-subtitle {
    font-size: var(--fluid-text-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.case-study-meta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
}

.meta-item {
    text-align: center;
}

.meta-label {
    color: var(--text-light);
    font-size: var(--fluid-text-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-widest);
    margin-bottom: var(--spacing-xs);
}

.meta-value {
    color: var(--primary-color);
    font-size: var(--fluid-text-lg);
    font-weight: 600;
}

/* Content Section */
.content-section {
    background: var(--bg-secondary);
}

.section-heading {
    font-size: var(--fluid-text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-tight);
}

.content-block {
    margin-bottom: var(--spacing-2xl);
}

.content-block p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-loose);
}

.content-block ul {
    list-style: none;
    padding: 0;
}

.content-block li {
    color: var(--text-secondary);
    padding-left: var(--spacing-xl);
    position: relative;
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-relaxed);
}

.content-block li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
}

.stat-card {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: var(--fluid-text-3xl);
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    color: var(--text-secondary);
    font-size: var(--fluid-text-sm);
}

/* Highlight Box */
.highlight-box {
    background: var(--bg-primary);
    border-left: 4px solid var(--primary-color);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    border-radius: var(--border-radius);
}

.highlight-box h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: var(--fluid-text-lg);
}

/* CTA Section */
.cta-section {
    background: var(--bg-dark);
    text-align: center;
}

.cta-title {
    font-size: var(--fluid-text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.cta-description {
    color: var(--text-secondary);
    font-size: var(--fluid-text-lg);
    margin-bottom: var(--spacing-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: var(--fluid-text-base);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer p {
    color: var(--text-light);
    font-size: var(--fluid-text-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
    .case-study-hero {
        padding: 100px 0 var(--spacing-2xl);
    }

    .case-study-meta {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .logo img {
        height: 100px;
    }
}

html {
    scroll-behavior: smooth;
}