/* ===== SCIENARTIST THEME VARIABLES ===== */
        :root {
            --iyeg-primary: #0A2540;
            --iyeg-primary-dark: #0F172A;
            --iyeg-text-body: #425466;
            --iyeg-text-white: #FFFFFF;
            --iyeg-accent: #2563EB;
            --iyeg-accent-hover: #1d4ed8;
            --iyeg-border-light: #E2E8F0;
            --iyeg-bg-light: #F9FAFF;
            --iyeg-bg-white: #FFFFFF;
            --iyeg-bg-footer: #132C6D;
            --iyeg-yellow-bar: #F6BE1E;
            --iyeg-font-primary: 'Inter', sans-serif;
            
            --iyeg-space-1: 0.5rem;
            --iyeg-space-2: 1rem;
            --iyeg-space-3: 1.5rem;
            --iyeg-space-4: 2rem;
            --iyeg-space-5: 2.5rem;
            --iyeg-space-6: 3rem;
            --iyeg-space-8: 4rem;
            --iyeg-space-10: 5rem;
            
            --iyeg-container-padding: 5%;
            --iyeg-container-max-width: 1400px;
            --iyeg-radius-sm: 8px;
            --iyeg-radius-md: 12px;
            --iyeg-radius-lg: 16px;
            --iyeg-shadow-sm: 0px 0px 10px 2px rgba(0, 0, 0, 0.1);
        }

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

        body {
            font-family: var(--iyeg-font-primary);
            background-color: var(--iyeg-bg-white);
            color: var(--iyeg-text-body);
            line-height: 1.6;
        }

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

        /* ===== HERO SECTION ===== */
        .case-hero {
            padding: var(--iyeg-space-10) 0 var(--iyeg-space-6);
            background-color: var(--iyeg-bg-light);
            margin-top: 6.5rem;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--iyeg-space-8);
            align-items: center;
        }
        .hero-left h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--iyeg-primary);
            margin-bottom: var(--iyeg-space-3);
            line-height: 1.2;
        }
        .hero-description {
            font-size: 1.125rem;
            color: var(--iyeg-text-body);
            margin-bottom: var(--iyeg-space-4);
            max-width: 500px;
        }
        .iyeg-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            padding: 0.875rem 2rem;
            border-radius: var(--iyeg-radius-sm);
            font-weight: 500;
            /*transition: background 0.2s;*/
            transition: 0.2s ease;
        }
       
        .iyeg-btn--primary {
            background: #132c6d;
            color: #FFFFFF;
            min-height: 44px;
        }
        
         .iyeg-btn--secondary {
            background: #FFFFFF;
            color: #132c6d;
            min-height: 44px;
        }
        
        .iyeg-btn--primary:hover {
            background: #1a3f8f;
        }
        
        .iyeg-btn--secondary:hover {
            background: #1a3f8f;
            color: #FFFFFF;
        }
        
        
        .hero-right {
            border-radius: var(--iyeg-radius-lg);
            overflow: hidden;
            box-shadow: var(--iyeg-shadow-sm);
        }
        .hero-right img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ===== CAROUSEL SECTION ===== */
        .carousel-section {
            padding: var(--iyeg-space-8) 0;
            background: white;
        }
        .carousel-container {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        .carousel-main {
            width: 100%;
            border-radius: var(--iyeg-radius-lg);
            overflow: hidden;
            box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
        }
        .carousel-main img {
            width: 100%;
            height: auto;
            display: block;
        }
        .carousel-control {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 48px;
            height: 48px;
            background: white;
            border: 1px solid var(--iyeg-border-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--iyeg-primary);
            font-size: 1.25rem;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            transition: all 0.2s;
            z-index: 2;
        }
        .carousel-control:hover {
            background: var(--iyeg-accent);
            color: white;
            border-color: var(--iyeg-accent);
        }
        .carousel-control.prev {
            left: -60px;
        }
        .carousel-control.next {
            right: -60px;
        }
        @media (max-width: 768px) {
            .carousel-control.prev { left: 10px; }
            .carousel-control.next { right: 10px; }
        }

        /* ===== CONTENT SECTIONS ===== */
        .content-section {
            padding: var(--iyeg-space-8) 0;
            border-bottom: 1px solid var(--iyeg-border-light);
        }
        .content-section:last-of-type {
            border-bottom: none;
        }
        .content-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--iyeg-primary);
            margin-bottom: var(--iyeg-space-3);
            position: relative;
            display: inline-block;
        }
        .content-section h2::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 60px;
            height: 4px;
            /*background: var(--iyeg-yellow-bar);*/
            background: #2563EB;
            border-radius: 2px;
        }
        .content-section p {
            font-size: 1.125rem;
            color: var(--iyeg-text-body);
            max-width: 800px;
        }

        /* ===== TECH STACK ===== */
        .tech-list {
            display: flex;
            flex-wrap: wrap;
            gap: var(--iyeg-space-2);
            margin-top: var(--iyeg-space-3);
        }
        .tech-item {
            background: var(--iyeg-bg-light);
            padding: 0.5rem 1.25rem;
            border-radius: 40px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--iyeg-primary);
            border: 1px solid var(--iyeg-border-light);
        }

        /* ===== RESULTS GRID ===== */
        .results-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--iyeg-space-4);
            margin-top: var(--iyeg-space-4);
        }
        .result-item {
            background: var(--iyeg-bg-light);
            padding: var(--iyeg-space-4);
            border-radius: var(--iyeg-radius-md);
            border: 1px solid var(--iyeg-border-light);
        }
        .result-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--iyeg-accent);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .result-label {
            font-weight: 600;
            color: var(--iyeg-primary);
            margin-bottom: 0.25rem;
        }
        .result-desc {
            font-size: 0.875rem;
            color: var(--iyeg-text-body);
        }

        /* ===== BACK LINK ===== */
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--iyeg-text-body);
            text-decoration: none;
            margin-bottom: var(--iyeg-space-4);
            font-size: 0.875rem;
        }
        .back-link:hover {
            color: var(--iyeg-accent);
        }

        /* responsive */
        @media (max-width: 768px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: var(--iyeg-space-4);
            }
            .results-grid {
                grid-template-columns: 1fr;
            }
        }