:root {
            --bg-color: #f4f5f7;
            --surface-color: #ffffff;
            --border-glow: #e0e0e0;
            --accent-neon: #00b38f;
            --accent-purple: #7a00cc;
            --text-main: #1a1a1a;
            --text-sub: #555555;
            --font-family: "Murecho", sans-serif;
            --transition-speed: 0.5s;
        }

        [data-theme="dark"] {
            --bg-color: #000000;
            --surface-color: #0d0d0d;
            --border-glow: #1a1a1a;
            --accent-neon: #00ffcc;
            --accent-purple: #9900ff;
            --text-main: #ffffff;
            --text-sub: #a6a6a6;
        }

        .no-transition,
        .no-transition * {
            transition: none !important;
            animation: none !important;
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-family);
            overflow-x: hidden;
            scroll-behavior: smooth;
            transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
        }

        .theme-toggle-btn {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 1000;
            background-color: var(--surface-color);
            color: var(--text-main);
            border: 1px solid var(--border-glow);
            padding: 0.6rem 1.2rem;
            border-radius: 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .ambient-glow {
            position: fixed;
            top: -20%;
            left: -20%;
            width: 140%;
            height: 140%;
            background: radial-gradient(circle at 50% 50%, rgba(18, 0, 179, 0.199) 0%, transparent 60%);
            z-index: -1;
            pointer-events: none;
        }

        section {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 2rem;
            border-bottom: 1px solid var(--border-glow);
            position: relative;
        }

        .logo {
            width: 433px;
            height: 139px;
            max-width: 90vw;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
            margin-top: -2rem;
            margin-bottom: 1rem;
        }

        .logo-dark {
            background-image: url('img/logo-dark.png');
            display: block;
        }

        .logo-light {
            background-image: url('img/logo-light.png');
            display: none;
        }

        [data-theme="dark"] .logo-dark {
            display: none;
        }

        [data-theme="dark"] .logo-light {
            display: block;
        }

        p {
            color: var(--text-sub);
            font-size: 1.25rem;
            max-width: 600px;
            text-align: center;
            line-height: 1.6;
            margin-bottom: 2.5rem;
        }

        i {
            color: var(--text-sub);
            max-width: 600px;
            text-align: center;
            line-height: 1.6;
            margin-bottom: 2.5rem;
        }

        .display-grid {
            display: flex;
            justify-content: space-between;
            width: 100%;
            max-width: 800px;
            perspective: 1000px;
            gap: 1.5rem;
        }

        .card-link {
            text-decoration: none;
            display: block;
            color: inherit;
            width: 48%;
        }

        .pixel-card {
            background-color: var(--surface-color);
            padding: 2rem;
            border-radius: 16px;
            border: 1px solid var(--border-glow);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
            transition: transform var(--transition-speed) cubic-bezier(0.25, 1, 0.5, 1), 
            border-color var(--transition-speed) ease, 
            box-shadow var(--transition-speed) ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            height: 100%;
        }

        .pixel-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 255, 204, 0.1), rgba(153, 0, 255, 0.1));
            opacity: 0;
            transition: opacity var(--transition-speed) ease;
        }

        .pixel-card:hover {
            transform: translateY(-10px) rotateX(10deg) scale(1.02);
            border-color: var(--accent-neon);
            box-shadow: 0 20px 35px rgba(0, 179, 143, 0.18), 
                        0 5px 15px rgba(0, 0, 0, 0.08);
        }

        .pixel-card:hover::before {
            opacity: 1;
        }

        .pixel-card h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            color: var(--accent-neon);
        }

        .pixel-card h3 i {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            color: var(--accent-neon);
        }

        .pixel-card p {
            color: var(--text-sub);
            font-size: 1rem;
            margin-bottom: 0;
            text-align: left;
        }

        @media (max-width: 600px) {
            .display-grid { flex-direction: column; }
            .card-link { width: 100%; }
        }