body {
    font-family: 'Noto Sans KR', sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.input-section {
    margin: 20px 0;
}

textarea {
    width: 100%;
    height: 100px;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

.diary-section {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

#loading-container {
    text-align: center;
    margin: 20px 0;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

.loading-text {
    margin: 10px 0;
    color: #666;
}

.loading-progress {
    width: 100%;
    max-width: 300px;
    height: 4px;
    background-color: #f3f3f3;
    margin: 10px auto;
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background-color: #3498db;
    animation: progress 60s linear;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes progress {
    0% { width: 0%; }
    100% { width: 100%; }
}