:root {
        --primary: #4BA000;
        --glass-bg: rgba(255, 255, 255, 0.1);
        --glass-border: rgba(255, 255, 255, 0.2);
        --bg-dark: #0b1120;
    }

    body {
        margin: 0;
        font-family: 'Segoe UI', sans-serif;
        background: var(--bg-dark);
        color: white;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        background-image: radial-gradient(circle at 50% 50%, rgba(75, 160, 0, 0.1), transparent);
    }

    .contact-card {
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        padding: 40px;
        border-radius: 30px;
        border: 1px solid var(--glass-border);
        width: 100%;
        max-width: 500px;
        box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    }

    h2 { text-align: center; color: var(--primary); margin-bottom: 30px; }

    .form-group { margin-bottom: 20px; }
    label { display: block; margin-bottom: 8px; font-size: 14px; opacity: 0.8; }

    input, textarea {
        width: 100%;
        padding: 12px;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--glass-border);
        border-radius: 12px;
        color: white;
        font-size: 16px;
        box-sizing: border-box;
    }

    input:focus, textarea:focus {
        outline: none;
        border-color: var(--primary);
        background: rgba(255, 255, 255, 0.1);
    }

    button.submit-btn {
        width: 100%;
        padding: 15px;
        background: var(--primary);
        border: none;
        border-radius: 12px;
        color: white;
        font-weight: bold;
        font-size: 18px;
        cursor: pointer;
        transition: 0.3s;
        margin-top: 10px;
    }

    button.submit-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 20px rgba(75, 160, 0, 0.3);
    }

    .langs {
        display: flex;
        justify-content: center;
        margin-bottom: 20px;
        gap: 10px;
    }

    .langs span {
        cursor: pointer;
        padding: 5px 12px;
        border-radius: 12px;
        border: 1px solid var(--glass-border);
        background: rgba(255,255,255,0.05);
        color: white;
        font-weight: bold;
        transition: 0.3s;
    }

    .langs span:hover {
        background: var(--primary);
        color: #000;
    }