body {
    font-family: Arial, sans-serif;
    background-color: #161616; /* Dark Blue-Grey */
    color: #ecf0f1; /* Light Grey */
    margin: 0;
    padding: 0;
}

header {
    background-color: #070707; /* Slightly lighter Blue-Grey */
    padding: 20px;
    text-align: center;
    position: relative;
}

h1 {
    margin-top: 2rem;
    font-size: 2.5em;
    color: #e74c3c; /* Bright Red */
    cursor: pointer;
    animation: bounce 2s infinite;
    transition: color 0.3s ease, transform 0.3s ease;
}

h1:hover {
    color: #f39c12; /* Bright Yellow */
    transform: scale(1.1);
}

#auth-section form {
    display: inline-block;
}

input, button {
    margin: 5px;
    padding: 10px;
    border-radius: 5px;
    border: none;
    outline: none;
    font-size: 1em;
}

input {
    background-color: #252525;
    color: #ecf0f1;
}

button {
    background-color: #e74c3c;
    color: #fff;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background-color: #c0392b;
    transition: background-color 0.3s ease;
}

main {
    padding: 20px;
}

#post-creation {
    background-color: #0a0a0a;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

#post-form input[type="text"] {
    width: calc(100% - 22px);
}

#post-feed {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.post {
    background-color: #0a0a0a;
    padding: 15px;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    max-width: 600px;
    margin: 10px auto;
}

.post:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.post img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 10px 0;
}

.post-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.post-footer {
    margin-top: 10px;
}

button.like, button.comment {
    background-color: #e74c3c;
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-size: 0.9em;
}

button.like:hover, button.comment:hover {
    background-color: #c0392b;
}

button.comment {
    background-color: #27ae60;
}

button.comment:hover {
    background-color: #1e8449;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

/* Media Queries for Responsive Design */

@media (max-width: 768px) {
    header {
        padding: 15px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    #auth-section form {
        display: block;
    }
    
    input, button {
        width: 100%;
        box-sizing: border-box;
    }
    
    #post-creation {
        padding: 15px;
    }
    
    .post {
        max-width: 100%;
        margin: 10px 0;
    }
    
    .post-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    header {
        padding: 10px;
    }
    
    h1 {
        font-size: 1.5em;
    }
    
    input, button {
        padding: 8px;
    }
    
    #post-creation {
        padding: 10px;
    }
    
    .post {
        padding: 10px;
        margin: 5px 0;
    }
    
    .post-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .post-footer button {
        font-size: 0.8em;
        padding: 4px 8px;
    }
}
