:root {
            --bg-color: #0f172a;
            --text-color: #f8fafc;
            --accent-color: #38bdf8;
            --accent-glow: rgba(56, 189, 248, 0.5);
            --before-color: #94a3b8;
            --after-color: #10b981;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--bg-color);
            color: var(--text-color);
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            min-height: 100vh;
        }

        header {
            text-align: center;
            padding: 2rem 1rem;
            margin-bottom: 1rem;
        }

        h1 {
            font-size: 2.5rem;
            margin: 0 0 0.5rem 0;
            background: linear-gradient(to right, #38bdf8, #818cf8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 20px var(--accent-glow);
        }

        p.subtitle {
            font-size: 1.1rem;
            color: #cbd5e1;
            margin: 0;
        }

        .slideshow-container {
            position: relative;
            width: 90%;
            max-width: 1200px;
            margin: auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            background: #1e293b;
            border: 1px solid #334155;
            display: grid;
        }

        .slide {
            grid-area: 1 / 1;
            padding: 2rem;
            box-sizing: border-box;
            opacity: 0;
            transition: opacity 2.5s ease-in-out;
            pointer-events: none;
            z-index: 1;
        }
        
        .slide.active-slide {
            opacity: 1;
            pointer-events: auto;
            z-index: 2;
        }

        .image-container {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }


        .image-box {
            flex: 1;
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            background: #000;
        }

        .image-box img {
            width: 100%;
            height: auto;
            display: block;
            aspect-ratio: 4/3;
            object-fit: cover;
            opacity: 0.9;
            transition: opacity 0.3s ease;
        }

        .image-box:hover img {
            opacity: 1;
        }

        .label {
            position: absolute;
            top: 1rem;
            left: 1rem;
            padding: 0.5rem 1rem;
            border-radius: 9999px;
            font-weight: bold;
            text-transform: uppercase;
            font-size: 0.85rem;
            letter-spacing: 0.05em;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .label.before {
            color: var(--before-color);
            border-left: 3px solid var(--before-color);
        }

        .label.after {
            color: var(--after-color);
            border-left: 3px solid var(--after-color);
        }

        /* Next & previous buttons */
        .prev, .next {
            cursor: pointer;
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: auto;
            padding: 16px;
            color: white;
            font-weight: bold;
            font-size: 24px;
            transition: 0.3s ease;
            border-radius: 0 3px 3px 0;
            user-select: none;
            background-color: rgba(0, 0, 0, 0.5);
            text-decoration: none;
            border: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 10;
        }

        .next {
            right: 0;
            border-radius: 3px 0 0 3px;
        }
        
        .prev {
            left: 0;
        }

        .prev:hover, .next:hover {
            background-color: rgba(56, 189, 248, 0.8);
        }

        /* Dots/bullets/indicators */
        .dots-container {
            text-align: center;
            padding: 1.5rem;
            background: #0f172a;
        }

        .dot {
            cursor: pointer;
            height: 12px;
            width: 12px;
            margin: 0 6px;
            background-color: #334155;
            border-radius: 50%;
            display: inline-block;
            transition: background-color 0.3s ease;
        }

        .active, .dot:hover {
            background-color: var(--accent-color);
            box-shadow: 0 0 10px var(--accent-glow);
        }
        
        .marketing-text {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 4rem 2rem 1.5rem 2rem;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.6) 50%, transparent 100%);
            color: #f8fafc;
            font-size: 1.1rem;
            font-weight: 400;
            line-height: 1.5;
            text-align: center;
            opacity: 0;
            transform: translateY(10px);
            transition: all 0.8s ease-out 0.5s;
            pointer-events: none;
        }
        
        .slide.active-slide .marketing-text {
            transform: translateY(0);
            opacity: 1;
        }

        .marketing-text.negative {
            color: #cbd5e1;
            border-bottom: 3px solid var(--before-color);
        }
        .marketing-text.positive {
            color: #fff;
            font-weight: 500;
            border-bottom: 3px solid var(--after-color);
        }
        
        @media (min-width: 768px) {
            .marketing-text {
                font-size: 1.3rem;
                padding: 5rem 3rem 2rem 3rem;
            }
        }

        .slide-counter {
            text-align: center;
            margin-top: 1rem;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        /* Text Sections */
        .about-section {
            width: 90%;
            max-width: 800px;
            margin: 4rem auto 2rem auto;
            text-align: center;
        }
        
        .about-section h2 {
            font-size: 2rem;
            color: #f8fafc;
            margin-bottom: 1rem;
        }

        .about-section p {
            font-size: 1.1rem;
            line-height: 1.6;
            color: #cbd5e1;
        }

        .services-section {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto 4rem auto;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }

        @media (min-width: 768px) {
            .services-section {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-card:last-child:nth-child(odd) {
                grid-column: 1 / -1;
            }
        }

        .service-card {
            background: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #334155;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
            text-align: left;
        }

        .service-card h3 {
            margin-top: 0;
            color: var(--accent-color);
            font-size: 1.3rem;
        }

        .service-card p {
            color: #94a3b8;
            line-height: 1.5;
            margin-bottom: 0;
        }

        /* Contact Form Styles */
        .contact-section {
            margin: 4rem auto;
            width: 90%;
            max-width: 600px;
            background: #1e293b;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #334155;
            text-align: center;
        }

        .contact-section h2 {
            margin-top: 0;
            color: #f8fafc;
        }

        .contact-section p {
            color: #94a3b8;
            margin-bottom: 2rem;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 1rem;
            border-radius: 8px;
            background: #0f172a;
            border: 1px solid #334155;
            color: #f8fafc;
            font-size: 1rem;
            font-family: inherit;
            box-sizing: border-box;
            transition: border-color 0.3s;
        }

        .contact-form input:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--accent-color);
        }

        .contact-form button {
            padding: 1rem;
            border: none;
            border-radius: 8px;
            background: var(--accent-color);
            color: #0f172a;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }

        .contact-form button:hover {
            background: #7dd3fc;
        }

        .contact-form button:disabled {
            background: #475569;
            color: #94a3b8;
            cursor: not-allowed;
        }

        .form-status {
            margin-top: 1rem;
            font-size: 0.95rem;
            min-height: 1.2rem;
        }
        .form-status.success { color: #10b981; }
        .form-status.error { color: #ef4444; }
        .theme-switcher {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            padding: 0.5rem;
            background: rgba(15, 23, 42, 0.95);
            border-bottom: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
        }
        .theme-switcher button {
            background: none;
            border: none;
            color: var(--accent-color);
            font-size: 1.2rem;
            cursor: pointer;
            padding: 0.5rem 1rem;
            transition: color 0.3s;
        }
        .theme-switcher button:hover {
            color: #fff;
        }
        #theme-label {
            min-width: 200px;
            text-align: center;
            font-weight: bold;
        }
        
        footer {
            text-align: center;
            padding: 2rem;
            margin-top: 4rem;
            border-top: 1px solid #334155;
            color: #64748b;
            font-size: 0.9rem;
        }

        .theme-transition {
            transition: opacity 0.4s ease-in-out;
            opacity: 1;
        }

        .theme-transition.faded {
            opacity: 0;
        }