/* General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    text-align: center;
    color: #9FB3DF;
    background: #0d1b2a;
    animation: bgAnimation 10s infinite alternate;
}
.h1{
    font-size: 2.8rem;
    color: #9FB3DF;
    margin-bottom: 15px;
    margin-top:50px ;
    font-weight: 800;
    position: relative;
}
.h1::after {
    content: "__";
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    color: #9FB3DF  ;
    font-size: 1.5rem;
}

/* Contact Section */

#contact { 
    padding: 60px 20px;
    text-align: center;
    background-color: #9FB3DF;
    color: white;
    position: relative;
}

#contact h2 {
    font-size: 2.8rem;
    color: #0d1b2a;
    margin-bottom: 15px;
    font-weight: 800;
    position: relative; 
}
#contact h2::after {
    content: "__";
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    color: #0d1b2a  ;
    font-size: 1.5rem;
}

#contact-form {
    max-width: 650px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: #0d1b2a;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

body.dark-theme #contact-form {
    background: #1c3d6b;
}

#contact-form input,
#contact-form textarea {
    background-color: #9FB3DF;
    border: none;
    border-radius: 15px;
    padding: 16px 20px;
    font-size: 1rem;
    color: #1c3d6b;
    outline: none;
    width: 100%;
    transition: border-color 0.3s;
}

#contact-form input:focus,
#contact-form textarea:focus {
    border: 2px solid rgba(27, 246, 8, 0.797);
}

#contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
    color: #0d1b2a;
}

#contact-form button {
    background-color: rgba(27, 246, 8, 0.797);
    color: #000;
    padding: 18px;
    font-size: 1.2rem;
    font-weight: bold;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
}

#contact-form button:hover {
    background-color: #ffcd00;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.6);
    transform: scale(1.05);
}

#form-message {
    margin-top: 15px;
    color: #ffd700;
    font-weight: 600;
    opacity: 0;
    transition: opacity 0.5s;
}

#form-message.show {
    opacity: 1;
}

/* Footer */
footer {
    background: #0d1b2a;
    color: #9FB3DF;
    padding: 10px 0;
    position: relative;
    bottom: 0;
    width: 100%;
    animation: slideUp 1s ease-out;
}

body.dark-theme footer {
    color: #a0d8ef;
}

@keyframes slideUp {
    0% { transform: translateY(100%); }
    100% { transform: translateY(0); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .text-content h1 {
        font-size: 2rem;
    }

    .text-content h2 {
        font-size: 1.5rem;
    }

    nav {
        flex-direction: row;
        justify-content: center;
    }

    nav ul {
        flex-direction: row;
        justify-content: center;
        width: 100%;
        margin-top: 10px;
    }

    nav ul li {
        margin: 5px 0;
    }

    .theme-toggle {
        margin-bottom: 10px;
    }

    .text-and-image {
        flex-direction: column;
        text-align: center;
    }

    .placeholder-image {
        width: 200px;
        height: 150px;
        margin: 0 auto;
    }

    .buttons {
        flex-direction: column;
        gap: 10px;
    }

    .btn {
        width: 100%;
        max-width: 200px;
        margin: 0 auto;
    }

    #contact-form {
        max-width: 300px;
        padding: 20px;
    }

    .contact-section h2 {
        font-size: 3rem;
    }
}